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1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qareaseries.h"
21 #include "qareaseries.h"
22 #include "qareaseries_p.h"
22 #include "qareaseries_p.h"
23 #include "qlineseries.h"
23 #include "qlineseries.h"
24 #include "areachartitem_p.h"
24 #include "areachartitem_p.h"
25 #include "abstractdomain_p.h"
25 #include "abstractdomain_p.h"
26 #include "chartdataset_p.h"
26 #include "chartdataset_p.h"
27 #include "charttheme_p.h"
27 #include "charttheme_p.h"
28 #include "qvalueaxis.h"
28 #include "qvalueaxis.h"
29 #include "qarealegendmarker.h"
29 #include "qarealegendmarker.h"
30 #include "qchart_p.h"
30 #include "qchart_p.h"
31
31
32 QTCOMMERCIALCHART_BEGIN_NAMESPACE
32 QTCOMMERCIALCHART_BEGIN_NAMESPACE
33
33
34 /*!
34 /*!
35 \class QAreaSeries
35 \class QAreaSeries
36 \brief The QAreaSeries class is used for making area charts.
36 \brief The QAreaSeries class is used for making area charts.
37
37
38 \mainclass
38 \mainclass
39
39
40 An area chart is used to show quantitative data. It is based on line chart, in the way that area between axis and the line
40 An area chart is used to show quantitative data. It is based on line chart, in the way that area between axis and the line
41 is emphasized with color. Since the area chart is based on line chart, QAreaSeries constructor needs QLineSeries instance,
41 is emphasized with color. Since the area chart is based on line chart, QAreaSeries constructor needs QLineSeries instance,
42 which defines "upper" boundary of the area. "Lower" boundary is defined by default by axis X. Instead of axis X "lower" boundary can be specified by other line.
42 which defines "upper" boundary of the area. "Lower" boundary is defined by default by axis X. Instead of axis X "lower" boundary can be specified by other line.
43 In that case QAreaSeries should be initiated with two QLineSeries instances. Please note terms "upper" and "lower" boundary can be misleading in cases
43 In that case QAreaSeries should be initiated with two QLineSeries instances. Please note terms "upper" and "lower" boundary can be misleading in cases
44 where "lower" boundary had bigger values than the "upper" one, however the main point that area between these two boundary lines will be filled.
44 where "lower" boundary had bigger values than the "upper" one, however the main point that area between these two boundary lines will be filled.
45
45
46 See the \l {AreaChart Example} {area chart example} to learn how to create a simple area chart.
46 See the \l {AreaChart Example} {area chart example} to learn how to create a simple area chart.
47 \image examples_areachart.png
47 \image examples_areachart.png
48 */
48 */
49 /*!
49 /*!
50 \qmlclass AreaSeries QAreaSeries
50 \qmlclass AreaSeries QAreaSeries
51
51
52 The following QML shows how to create a simple area chart:
52 The following QML shows how to create a simple area chart:
53 \snippet ../demos/qmlchart/qml/qmlchart/View4.qml 1
53 \snippet ../demos/qmlchart/qml/qmlchart/View4.qml 1
54 \beginfloatleft
54 \beginfloatleft
55 \image demos_qmlchart4.png
55 \image demos_qmlchart4.png
56 \endfloat
56 \endfloat
57 \clearfloat
57 \clearfloat
58 */
58 */
59
59
60 /*!
60 /*!
61 \property QAreaSeries::upperSeries
61 \property QAreaSeries::upperSeries
62 \brief The upper one of the two line series used to define area series boundaries.
62 \brief The upper one of the two line series used to define area series boundaries.
63 */
63 */
64 /*!
64 /*!
65 \qmlproperty LineSeries AreaSeries::upperSeries
65 \qmlproperty LineSeries AreaSeries::upperSeries
66 The upper one of the two line series used to define area series boundaries.
66 The upper one of the two line series used to define area series boundaries.
67 */
67 */
68
68
69 /*!
69 /*!
70 \property QAreaSeries::lowerSeries
70 \property QAreaSeries::lowerSeries
71 The lower one of the two line series used to define are series boundaries. Note if
71 The lower one of the two line series used to define are series boundaries. Note if
72 QAreaSeries was counstucted wihtout a\ lowerSeries this is null.
72 QAreaSeries was constructed without a\ lowerSeries this is null.
73 */
73 */
74 /*!
74 /*!
75 \qmlproperty LineSeries AreaSeries::lowerSeries
75 \qmlproperty LineSeries AreaSeries::lowerSeries
76 The lower one of the two line series used to define are series boundaries. Note if
76 The lower one of the two line series used to define are series boundaries. Note if
77 AreaSeries was counstucted wihtout a\ lowerSeries this is null.
77 AreaSeries was constructed without a\ lowerSeries this is null.
78 */
78 */
79
79
80 /*!
80 /*!
81 \property QAreaSeries::color
81 \property QAreaSeries::color
82 Fill (brush) color of the series. This is a convenience property for modifying the color of brush.
82 Fill (brush) color of the series. This is a convenience property for modifying the color of brush.
83 \sa QAreaSeries::brush()
83 \sa QAreaSeries::brush()
84 */
84 */
85 /*!
85 /*!
86 \qmlproperty color AreaSeries::color
86 \qmlproperty color AreaSeries::color
87 Fill (brush) color of the series.
87 Fill (brush) color of the series.
88 */
88 */
89
89
90 /*!
90 /*!
91 \property QAreaSeries::borderColor
91 \property QAreaSeries::borderColor
92 Line (pen) color of the series. This is a convenience property for modifying the color of pen.
92 Line (pen) color of the series. This is a convenience property for modifying the color of pen.
93 \sa QAreaSeries::pen()
93 \sa QAreaSeries::pen()
94 */
94 */
95 /*!
95 /*!
96 \qmlproperty color AreaSeries::borderColor
96 \qmlproperty color AreaSeries::borderColor
97 Line (pen) color of the series.
97 Line (pen) color of the series.
98 */
98 */
99
99
100 /*!
100 /*!
101 \qmlproperty real AreaSeries::borderWidth
101 \qmlproperty real AreaSeries::borderWidth
102 The width of the border line. By default the width is 2.0.
102 The width of the border line. By default the width is 2.0.
103 */
103 */
104
104
105 /*!
105 /*!
106 \fn QPen QAreaSeries::pen() const
106 \fn QPen QAreaSeries::pen() const
107 \brief Returns the pen used to draw line for this series.
107 \brief Returns the pen used to draw line for this series.
108 \sa setPen()
108 \sa setPen()
109 */
109 */
110
110
111 /*!
111 /*!
112 \fn QPen QAreaSeries::brush() const
112 \fn QPen QAreaSeries::brush() const
113 \brief Returns the brush used to draw line for this series.
113 \brief Returns the brush used to draw line for this series.
114 \sa setBrush()
114 \sa setBrush()
115 */
115 */
116
116
117 /*!
117 /*!
118 \fn void QAreaSeries::colorChanged(QColor color)
118 \fn void QAreaSeries::colorChanged(QColor color)
119 \brief Signal is emitted when the fill (brush) color has changed to \a color.
119 \brief Signal is emitted when the fill (brush) color has changed to \a color.
120 */
120 */
121 /*!
121 /*!
122 \qmlsignal AreaSeries::onColorChanged(color color)
122 \qmlsignal AreaSeries::onColorChanged(color color)
123 Signal is emitted when the fill (brush) color has changed to \a color.
123 Signal is emitted when the fill (brush) color has changed to \a color.
124 */
124 */
125
125
126 /*!
126 /*!
127 \fn void QAreaSeries::borderColorChanged(QColor color)
127 \fn void QAreaSeries::borderColorChanged(QColor color)
128 \brief Signal is emitted when the line (pen) color has changed to \a color.
128 \brief Signal is emitted when the line (pen) color has changed to \a color.
129 */
129 */
130 /*!
130 /*!
131 \qmlsignal AreaSeries::onBorderColorChanged(color color)
131 \qmlsignal AreaSeries::onBorderColorChanged(color color)
132 Signal is emitted when the line (pen) color has changed to \a color.
132 Signal is emitted when the line (pen) color has changed to \a color.
133 */
133 */
134
134
135 /*!
135 /*!
136 \fn void QAreaSeries::clicked(const QPointF& point)
136 \fn void QAreaSeries::clicked(const QPointF& point)
137 \brief Signal is emitted when user clicks the \a point on area chart.
137 \brief Signal is emitted when user clicks the \a point on area chart.
138 */
138 */
139 /*!
139 /*!
140 \qmlsignal AreaSeries::onClicked(QPointF point)
140 \qmlsignal AreaSeries::onClicked(QPointF point)
141 Signal is emitted when user clicks the \a point on area chart.
141 Signal is emitted when user clicks the \a point on area chart.
142 */
142 */
143
143
144 /*!
144 /*!
145 \fn void QAreaSeries::hovered(const QPointF &point, bool state)
145 \fn void QAreaSeries::hovered(const QPointF &point, bool state)
146 This signal is emitted when user has hovered over or away from the series. \a point shows the origin (coordinate)
146 This signal is emitted when user has hovered over or away from the series. \a point shows the origin (coordinate)
147 of the hover event. \a state is true when user has hovered over the series and false when hover has moved away from
147 of the hover event. \a state is true when user has hovered over the series and false when hover has moved away from
148 the series.
148 the series.
149 */
149 */
150 /*!
150 /*!
151 \qmlsignal AreaSeries::onHovered(point point, bool state)
151 \qmlsignal AreaSeries::onHovered(point point, bool state)
152 This signal is emitted when user has hovered over or away from the series. \a point shows the origin (coordinate)
152 This signal is emitted when user has hovered over or away from the series. \a point shows the origin (coordinate)
153 of the hover event. \a state is true when user has hovered over the series and false when hover has moved away from
153 of the hover event. \a state is true when user has hovered over the series and false when hover has moved away from
154 the series.
154 the series.
155 */
155 */
156
156
157 /*!
157 /*!
158 \fn void QAreaSeries::selected()
158 \fn void QAreaSeries::selected()
159 The signal is emitted if the user selects/deselects the XY series. The logic for maintaining selections should be
159 The signal is emitted if the user selects/deselects the XY series. The logic for maintaining selections should be
160 implemented by the user of QAreaSeries API.
160 implemented by the user of QAreaSeries API.
161 */
161 */
162 /*!
162 /*!
163 \qmlsignal AreaSeries::onSelected()
163 \qmlsignal AreaSeries::onSelected()
164 The signal is emitted if the user selects/deselects the XY series. The logic for maintaining selections should be
164 The signal is emitted if the user selects/deselects the XY series. The logic for maintaining selections should be
165 implemented by the user of AreaSeries API.
165 implemented by the user of AreaSeries API.
166 */
166 */
167
167
168 /*!
168 /*!
169 \fn void QAreaSeriesPrivate::updated()
169 \fn void QAreaSeriesPrivate::updated()
170 \brief \internal
170 \brief \internal
171 */
171 */
172
172
173 /*!
173 /*!
174 Constructs area series object which is a child of \a upperSeries. Area will be spanned between \a
174 Constructs area series object which is a child of \a upperSeries. Area will be spanned between \a
175 upperSeries line and \a lowerSeries line. If no \a lowerSeries is passed to constructor, area is specified by axis x (y=0) instead.
175 upperSeries line and \a lowerSeries line. If no \a lowerSeries is passed to constructor, area is specified by axis x (y=0) instead.
176 When series object is added to QChartView or QChart instance ownerships is transferred.
176 When series object is added to QChartView or QChart instance ownerships is transferred.
177 */
177 */
178 QAreaSeries::QAreaSeries(QLineSeries *upperSeries, QLineSeries *lowerSeries)
178 QAreaSeries::QAreaSeries(QLineSeries *upperSeries, QLineSeries *lowerSeries)
179 : QAbstractSeries(*new QAreaSeriesPrivate(upperSeries, lowerSeries, this), upperSeries)
179 : QAbstractSeries(*new QAreaSeriesPrivate(upperSeries, lowerSeries, this), upperSeries)
180 {
180 {
181 }
181 }
182
182
183 /*!
183 /*!
184 Constructs area series object without upper or lower series with \a parent object.
184 Constructs area series object without upper or lower series with \a parent object.
185 */
185 */
186 QAreaSeries::QAreaSeries(QObject *parent)
186 QAreaSeries::QAreaSeries(QObject *parent)
187 : QAbstractSeries(*new QAreaSeriesPrivate(0, 0, this), parent)
187 : QAbstractSeries(*new QAreaSeriesPrivate(0, 0, this), parent)
188 {
188 {
189 }
189 }
190
190
191 /*!
191 /*!
192 Destroys the object.
192 Destroys the object.
193 */
193 */
194 QAreaSeries::~QAreaSeries()
194 QAreaSeries::~QAreaSeries()
195 {
195 {
196 Q_D(QAreaSeries);
196 Q_D(QAreaSeries);
197 if (d->m_chart)
197 if (d->m_chart)
198 d->m_chart->removeSeries(this);
198 d->m_chart->removeSeries(this);
199 }
199 }
200
200
201 /*!
201 /*!
202 Returns QChartSeries::SeriesTypeArea.
202 Returns QChartSeries::SeriesTypeArea.
203 */
203 */
204 QAbstractSeries::SeriesType QAreaSeries::type() const
204 QAbstractSeries::SeriesType QAreaSeries::type() const
205 {
205 {
206 return QAbstractSeries::SeriesTypeArea;
206 return QAbstractSeries::SeriesTypeArea;
207 }
207 }
208
208
209 /*!
209 /*!
210 Sets the \a series that is to be used as the area chart upper series.
210 Sets the \a series that is to be used as the area chart upper series.
211 */
211 */
212 void QAreaSeries::setUpperSeries(QLineSeries *series)
212 void QAreaSeries::setUpperSeries(QLineSeries *series)
213 {
213 {
214 Q_D(QAreaSeries);
214 Q_D(QAreaSeries);
215 if (d->m_upperSeries != series)
215 if (d->m_upperSeries != series)
216 d->m_upperSeries = series;
216 d->m_upperSeries = series;
217 }
217 }
218
218
219 QLineSeries *QAreaSeries::upperSeries() const
219 QLineSeries *QAreaSeries::upperSeries() const
220 {
220 {
221 Q_D(const QAreaSeries);
221 Q_D(const QAreaSeries);
222 return d->m_upperSeries;
222 return d->m_upperSeries;
223 }
223 }
224
224
225 /*!
225 /*!
226 Sets the \a series that is to be used as the area chart lower series.
226 Sets the \a series that is to be used as the area chart lower series.
227 */
227 */
228 void QAreaSeries::setLowerSeries(QLineSeries *series)
228 void QAreaSeries::setLowerSeries(QLineSeries *series)
229 {
229 {
230 Q_D(QAreaSeries);
230 Q_D(QAreaSeries);
231 d->m_lowerSeries = series;
231 d->m_lowerSeries = series;
232 }
232 }
233
233
234 QLineSeries *QAreaSeries::lowerSeries() const
234 QLineSeries *QAreaSeries::lowerSeries() const
235 {
235 {
236 Q_D(const QAreaSeries);
236 Q_D(const QAreaSeries);
237 return d->m_lowerSeries;
237 return d->m_lowerSeries;
238 }
238 }
239
239
240 /*!
240 /*!
241 Sets \a pen used for drawing area outline.
241 Sets \a pen used for drawing area outline.
242 */
242 */
243 void QAreaSeries::setPen(const QPen &pen)
243 void QAreaSeries::setPen(const QPen &pen)
244 {
244 {
245 Q_D(QAreaSeries);
245 Q_D(QAreaSeries);
246 if (d->m_pen != pen) {
246 if (d->m_pen != pen) {
247 d->m_pen = pen;
247 d->m_pen = pen;
248 emit d->updated();
248 emit d->updated();
249 }
249 }
250 }
250 }
251
251
252 QPen QAreaSeries::pen() const
252 QPen QAreaSeries::pen() const
253 {
253 {
254 Q_D(const QAreaSeries);
254 Q_D(const QAreaSeries);
255 return d->m_pen;
255 return d->m_pen;
256 }
256 }
257
257
258 /*!
258 /*!
259 Sets \a brush used for filling the area.
259 Sets \a brush used for filling the area.
260 */
260 */
261 void QAreaSeries::setBrush(const QBrush &brush)
261 void QAreaSeries::setBrush(const QBrush &brush)
262 {
262 {
263 Q_D(QAreaSeries);
263 Q_D(QAreaSeries);
264 if (d->m_brush != brush) {
264 if (d->m_brush != brush) {
265 bool emitColorChanged = brush.color() != d->m_brush.color();
265 bool emitColorChanged = brush.color() != d->m_brush.color();
266 d->m_brush = brush;
266 d->m_brush = brush;
267 emit d->updated();
267 emit d->updated();
268 if (emitColorChanged)
268 if (emitColorChanged)
269 emit colorChanged(brush.color());
269 emit colorChanged(brush.color());
270 }
270 }
271 }
271 }
272
272
273 QBrush QAreaSeries::brush() const
273 QBrush QAreaSeries::brush() const
274 {
274 {
275 Q_D(const QAreaSeries);
275 Q_D(const QAreaSeries);
276 return d->m_brush;
276 return d->m_brush;
277 }
277 }
278
278
279 void QAreaSeries::setColor(const QColor &color)
279 void QAreaSeries::setColor(const QColor &color)
280 {
280 {
281 QBrush b = brush();
281 QBrush b = brush();
282 if (b == QBrush())
282 if (b == QBrush())
283 b.setStyle(Qt::SolidPattern);
283 b.setStyle(Qt::SolidPattern);
284 b.setColor(color);
284 b.setColor(color);
285 setBrush(b);
285 setBrush(b);
286 }
286 }
287
287
288 QColor QAreaSeries::color() const
288 QColor QAreaSeries::color() const
289 {
289 {
290 return brush().color();
290 return brush().color();
291 }
291 }
292
292
293 void QAreaSeries::setBorderColor(const QColor &color)
293 void QAreaSeries::setBorderColor(const QColor &color)
294 {
294 {
295 QPen p = pen();
295 QPen p = pen();
296 if (p.color() != color) {
296 if (p.color() != color) {
297 p.setColor(color);
297 p.setColor(color);
298 setPen(p);
298 setPen(p);
299 emit borderColorChanged(color);
299 emit borderColorChanged(color);
300 }
300 }
301 }
301 }
302
302
303 QColor QAreaSeries::borderColor() const
303 QColor QAreaSeries::borderColor() const
304 {
304 {
305 return pen().color();
305 return pen().color();
306 }
306 }
307
307
308 /*!
308 /*!
309 Sets if data points are \a visible and should be drawn on line.
309 Sets if data points are \a visible and should be drawn on line.
310 */
310 */
311 void QAreaSeries::setPointsVisible(bool visible)
311 void QAreaSeries::setPointsVisible(bool visible)
312 {
312 {
313 Q_D(QAreaSeries);
313 Q_D(QAreaSeries);
314 if (d->m_pointsVisible != visible) {
314 if (d->m_pointsVisible != visible) {
315 d->m_pointsVisible = visible;
315 d->m_pointsVisible = visible;
316 emit d->updated();
316 emit d->updated();
317 }
317 }
318 }
318 }
319
319
320 /*!
320 /*!
321 Returns if the points are drawn for this series.
321 Returns if the points are drawn for this series.
322 \sa setPointsVisible()
322 \sa setPointsVisible()
323 */
323 */
324 bool QAreaSeries::pointsVisible() const
324 bool QAreaSeries::pointsVisible() const
325 {
325 {
326 Q_D(const QAreaSeries);
326 Q_D(const QAreaSeries);
327 return d->m_pointsVisible;
327 return d->m_pointsVisible;
328 }
328 }
329
329
330 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
330 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
331
331
332 QAreaSeriesPrivate::QAreaSeriesPrivate(QLineSeries *upperSeries, QLineSeries *lowerSeries, QAreaSeries *q)
332 QAreaSeriesPrivate::QAreaSeriesPrivate(QLineSeries *upperSeries, QLineSeries *lowerSeries, QAreaSeries *q)
333 : QAbstractSeriesPrivate(q),
333 : QAbstractSeriesPrivate(q),
334 m_upperSeries(upperSeries),
334 m_upperSeries(upperSeries),
335 m_lowerSeries(lowerSeries),
335 m_lowerSeries(lowerSeries),
336 m_pointsVisible(false)
336 m_pointsVisible(false)
337 {
337 {
338 }
338 }
339
339
340 void QAreaSeriesPrivate::initializeDomain()
340 void QAreaSeriesPrivate::initializeDomain()
341 {
341 {
342 Q_Q(QAreaSeries);
342 Q_Q(QAreaSeries);
343
343
344 qreal minX(domain()->minX());
344 qreal minX(domain()->minX());
345 qreal minY(domain()->minY());
345 qreal minY(domain()->minY());
346 qreal maxX(domain()->maxX());
346 qreal maxX(domain()->maxX());
347 qreal maxY(domain()->maxY());
347 qreal maxY(domain()->maxY());
348
348
349 QLineSeries *upperSeries = q->upperSeries();
349 QLineSeries *upperSeries = q->upperSeries();
350 QLineSeries *lowerSeries = q->lowerSeries();
350 QLineSeries *lowerSeries = q->lowerSeries();
351
351
352 const QList<QPointF>& points = upperSeries->points();
352 const QList<QPointF>& points = upperSeries->points();
353
353
354 for (int i = 0; i < points.count(); i++) {
354 for (int i = 0; i < points.count(); i++) {
355 qreal x = points[i].x();
355 qreal x = points[i].x();
356 qreal y = points[i].y();
356 qreal y = points[i].y();
357 minX = qMin(minX, x);
357 minX = qMin(minX, x);
358 minY = qMin(minY, y);
358 minY = qMin(minY, y);
359 maxX = qMax(maxX, x);
359 maxX = qMax(maxX, x);
360 maxY = qMax(maxY, y);
360 maxY = qMax(maxY, y);
361 }
361 }
362 if (lowerSeries) {
362 if (lowerSeries) {
363
363
364 const QList<QPointF>& points = lowerSeries->points();
364 const QList<QPointF>& points = lowerSeries->points();
365
365
366 for (int i = 0; i < points.count(); i++) {
366 for (int i = 0; i < points.count(); i++) {
367 qreal x = points[i].x();
367 qreal x = points[i].x();
368 qreal y = points[i].y();
368 qreal y = points[i].y();
369 minX = qMin(minX, x);
369 minX = qMin(minX, x);
370 minY = qMin(minY, y);
370 minY = qMin(minY, y);
371 maxX = qMax(maxX, x);
371 maxX = qMax(maxX, x);
372 maxY = qMax(maxY, y);
372 maxY = qMax(maxY, y);
373 }
373 }
374 }
374 }
375
375
376 domain()->setRange(minX, maxX, minY, maxY);
376 domain()->setRange(minX, maxX, minY, maxY);
377 }
377 }
378
378
379 void QAreaSeriesPrivate::initializeGraphics(QGraphicsItem* parent)
379 void QAreaSeriesPrivate::initializeGraphics(QGraphicsItem* parent)
380 {
380 {
381 Q_Q(QAreaSeries);
381 Q_Q(QAreaSeries);
382 AreaChartItem *area = new AreaChartItem(q,parent);
382 AreaChartItem *area = new AreaChartItem(q,parent);
383 m_item.reset(area);
383 m_item.reset(area);
384 QAbstractSeriesPrivate::initializeGraphics(parent);
384 QAbstractSeriesPrivate::initializeGraphics(parent);
385 }
385 }
386 void QAreaSeriesPrivate::initializeAnimations(QChart::AnimationOptions options)
386 void QAreaSeriesPrivate::initializeAnimations(QChart::AnimationOptions options)
387 {
387 {
388 Q_Q(QAreaSeries);
388 Q_Q(QAreaSeries);
389 AreaChartItem *area = static_cast<AreaChartItem *>(m_item.data());
389 AreaChartItem *area = static_cast<AreaChartItem *>(m_item.data());
390 if (options.testFlag(QChart::SeriesAnimations)) {
390 if (options.testFlag(QChart::SeriesAnimations)) {
391 area->upperLineItem()->setAnimation(new XYAnimation(area->upperLineItem()));
391 area->upperLineItem()->setAnimation(new XYAnimation(area->upperLineItem()));
392 if (q->lowerSeries())
392 if (q->lowerSeries())
393 area->lowerLineItem()->setAnimation(new XYAnimation(area->lowerLineItem()));
393 area->lowerLineItem()->setAnimation(new XYAnimation(area->lowerLineItem()));
394 }else{
394 }else{
395 area->upperLineItem()->setAnimation(0);
395 area->upperLineItem()->setAnimation(0);
396 if (q->lowerSeries())
396 if (q->lowerSeries())
397 area->lowerLineItem()->setAnimation(0);
397 area->lowerLineItem()->setAnimation(0);
398 }
398 }
399 QAbstractSeriesPrivate::initializeAnimations(options);
399 QAbstractSeriesPrivate::initializeAnimations(options);
400 }
400 }
401
401
402 QList<QLegendMarker*> QAreaSeriesPrivate::createLegendMarkers(QLegend* legend)
402 QList<QLegendMarker*> QAreaSeriesPrivate::createLegendMarkers(QLegend* legend)
403 {
403 {
404 Q_Q(QAreaSeries);
404 Q_Q(QAreaSeries);
405 QList<QLegendMarker*> list;
405 QList<QLegendMarker*> list;
406 return list << new QAreaLegendMarker(q,legend);
406 return list << new QAreaLegendMarker(q,legend);
407 }
407 }
408
408
409
409
410 void QAreaSeriesPrivate::initializeAxes()
410 void QAreaSeriesPrivate::initializeAxes()
411 {
411 {
412
412
413 }
413 }
414
414
415 QAbstractAxis::AxisType QAreaSeriesPrivate::defaultAxisType(Qt::Orientation orientation) const
415 QAbstractAxis::AxisType QAreaSeriesPrivate::defaultAxisType(Qt::Orientation orientation) const
416 {
416 {
417 Q_UNUSED(orientation);
417 Q_UNUSED(orientation);
418 return QAbstractAxis::AxisTypeValue;
418 return QAbstractAxis::AxisTypeValue;
419 }
419 }
420
420
421 QAbstractAxis* QAreaSeriesPrivate::createDefaultAxis(Qt::Orientation orientation) const
421 QAbstractAxis* QAreaSeriesPrivate::createDefaultAxis(Qt::Orientation orientation) const
422 {
422 {
423 Q_UNUSED(orientation);
423 Q_UNUSED(orientation);
424 return 0;
424 return 0;
425 }
425 }
426
426
427 void QAreaSeriesPrivate::initializeTheme(int index, ChartTheme* theme, bool forced)
427 void QAreaSeriesPrivate::initializeTheme(int index, ChartTheme* theme, bool forced)
428 {
428 {
429 Q_Q(QAreaSeries);
429 Q_Q(QAreaSeries);
430 QPen pen;
430 QPen pen;
431 QBrush brush;
431 QBrush brush;
432
432
433 const QList<QGradient> gradients = theme->seriesGradients();
433 const QList<QGradient> gradients = theme->seriesGradients();
434 const QList<QColor> colors = theme->seriesColors();
434 const QList<QColor> colors = theme->seriesColors();
435
435
436 if (forced || pen == m_pen) {
436 if (forced || pen == m_pen) {
437 pen.setColor(ChartThemeManager::colorAt(gradients.at(index % gradients.size()), 0.0));
437 pen.setColor(ChartThemeManager::colorAt(gradients.at(index % gradients.size()), 0.0));
438 pen.setWidthF(2);
438 pen.setWidthF(2);
439 q->setPen(pen);
439 q->setPen(pen);
440 }
440 }
441
441
442 if (forced || brush == m_brush) {
442 if (forced || brush == m_brush) {
443 QBrush brush(colors.at(index % colors.size()));
443 QBrush brush(colors.at(index % colors.size()));
444 q->setBrush(brush);
444 q->setBrush(brush);
445 }
445 }
446 }
446 }
447
447
448
448
449 #include "moc_qareaseries.cpp"
449 #include "moc_qareaseries.cpp"
450 #include "moc_qareaseries_p.cpp"
450 #include "moc_qareaseries_p.cpp"
451
451
452 QTCOMMERCIALCHART_END_NAMESPACE
452 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,598 +1,598
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qbarcategoryaxis.h"
21 #include "qbarcategoryaxis.h"
22 #include "qbarcategoryaxis_p.h"
22 #include "qbarcategoryaxis_p.h"
23 #include "chartbarcategoryaxisx_p.h"
23 #include "chartbarcategoryaxisx_p.h"
24 #include "chartbarcategoryaxisy_p.h"
24 #include "chartbarcategoryaxisy_p.h"
25 #include "abstractdomain_p.h"
25 #include "abstractdomain_p.h"
26 #include "qchart.h"
26 #include "qchart.h"
27 #include <qmath.h>
27 #include <qmath.h>
28
28
29 QTCOMMERCIALCHART_BEGIN_NAMESPACE
29 QTCOMMERCIALCHART_BEGIN_NAMESPACE
30 /*!
30 /*!
31 \class QBarCategoryAxis
31 \class QBarCategoryAxis
32 \brief The QBarCategoryAxis class is used for manipulating chart's axis.
32 \brief The QBarCategoryAxis class is used for manipulating chart's axis.
33 \mainclass
33 \mainclass
34
34
35 BarCategoryAxis can be setup to show axis line with tick marks, grid lines and shades.
35 BarCategoryAxis can be setup to show axis line with tick marks, grid lines and shades.
36 Categories are drawn between ticks. Note that you can use this also with lineseries too.
36 Categories are drawn between ticks. Note that you can use this also with lineseries too.
37 See the \l {Line and BarChart Example} {Line and BarChart Example} to learn how to do that.
37 See the \l {Line and BarChart Example} {Line and BarChart Example} to learn how to do that.
38
38
39 Example code on how to use QBarCategoryAxis.
39 Example code on how to use QBarCategoryAxis.
40 \code
40 \code
41 QChartView *chartView = new QChartView;
41 QChartView *chartView = new QChartView;
42 QBarSeries *series = new QBarSeries;
42 QBarSeries *series = new QBarSeries;
43 // ...
43 // ...
44 chartView->chart()->addSeries(series);
44 chartView->chart()->addSeries(series);
45 chartView->chart()->createDefaultAxes();
45 chartView->chart()->createDefaultAxes();
46
46
47 QBarCategoryAxis *axisX = new QBarCategoryAxis;
47 QBarCategoryAxis *axisX = new QBarCategoryAxis;
48 QStringList categories;
48 QStringList categories;
49 categories << "Jan" << "Feb" << "Mar" << "Apr" << "May" << "Jun";
49 categories << "Jan" << "Feb" << "Mar" << "Apr" << "May" << "Jun";
50 axisX->append(categories);
50 axisX->append(categories);
51 axisX->setRange("Feb", "May");
51 axisX->setRange("Feb", "May");
52 chartView->chart()->setAxisX(axisX, series);
52 chartView->chart()->setAxisX(axisX, series);
53 \endcode
53 \endcode
54 */
54 */
55
55
56 /*!
56 /*!
57 \qmlclass BarCategoryAxis QBarCategoryAxis
57 \qmlclass BarCategoryAxis QBarCategoryAxis
58 \inherits AbstractAxis
58 \inherits AbstractAxis
59 \brief The Axis element is used for manipulating chart's axes.
59 \brief The Axis element is used for manipulating chart's axes.
60
60
61 Axis can be setup to show axis line with tick marks, grid lines and shades.
61 Axis can be setup to show axis line with tick marks, grid lines and shades.
62 Categories are drawn between ticks. Note that you can use this also with lineseries too.
62 Categories are drawn between ticks. Note that you can use this also with lineseries too.
63
63
64 To access BarCategoryAxis you can use ChartView API. For example:
64 To access BarCategoryAxis you can use ChartView API. For example:
65 \code
65 \code
66 ChartView {
66 ChartView {
67 BarCategoryAxis {
67 BarCategoryAxis {
68 id: categoryAxis
68 id: categoryAxis
69 categories: ["Jan", "Feb", "Mar", "Apr", "May", "Jun" ]
69 categories: ["Jan", "Feb", "Mar", "Apr", "May", "Jun" ]
70 }
70 }
71 // Add a few series...
71 // Add a few series...
72 }
72 }
73 \endcode
73 \endcode
74 */
74 */
75
75
76 /*!
76 /*!
77 \property QBarCategoryAxis::categories
77 \property QBarCategoryAxis::categories
78 Defines the categories of axis
78 Defines the categories of axis
79 */
79 */
80 /*!
80 /*!
81 \qmlproperty QStringList BarCategoryAxis::categories
81 \qmlproperty QStringList BarCategoryAxis::categories
82 Defines the categories of axis
82 Defines the categories of axis
83 */
83 */
84
84
85 /*!
85 /*!
86 \property QBarCategoryAxis::min
86 \property QBarCategoryAxis::min
87 Defines the minimum value on the axis.
87 Defines the minimum value on the axis.
88 */
88 */
89 /*!
89 /*!
90 \qmlproperty string BarCategoryAxis::min
90 \qmlproperty string BarCategoryAxis::min
91 Defines the minimum value on the axis.
91 Defines the minimum value on the axis.
92 */
92 */
93
93
94 /*!
94 /*!
95 \property QBarCategoryAxis::max
95 \property QBarCategoryAxis::max
96 Defines the maximum value on the axis.
96 Defines the maximum value on the axis.
97 */
97 */
98 /*!
98 /*!
99 \qmlproperty string BarCategoryAxis::max
99 \qmlproperty string BarCategoryAxis::max
100 Defines the maximum value on the axis.
100 Defines the maximum value on the axis.
101 */
101 */
102
102
103 /*!
103 /*!
104 \property QBarCategoryAxis::count
104 \property QBarCategoryAxis::count
105 The count of categories.
105 The count of categories.
106 */
106 */
107 /*!
107 /*!
108 \qmlproperty int BarCategoryAxis::count
108 \qmlproperty int BarCategoryAxis::count
109 The count of categories.
109 The count of categories.
110 */
110 */
111
111
112 /*!
112 /*!
113 \fn void QBarCategoryAxis::categoriesChanged()
113 \fn void QBarCategoryAxis::categoriesChanged()
114 Axis emits signal when the categories of the axis have changed.
114 Axis emits signal when the categories of the axis have changed.
115 */
115 */
116
116
117 /*!
117 /*!
118 \fn void QBarCategoryAxis::minChanged(const QString &min)
118 \fn void QBarCategoryAxis::minChanged(const QString &min)
119 Axis emits signal when \a min of axis has changed.
119 Axis emits signal when \a min of axis has changed.
120 */
120 */
121 /*!
121 /*!
122 \qmlsignal BarCategoryAxis::onMinChanged(const QString &min)
122 \qmlsignal BarCategoryAxis::onMinChanged(const QString &min)
123 Axis emits signal when \a min of axis has changed.
123 Axis emits signal when \a min of axis has changed.
124 */
124 */
125
125
126 /*!
126 /*!
127 \fn void QBarCategoryAxis::maxChanged(const QString &max)
127 \fn void QBarCategoryAxis::maxChanged(const QString &max)
128 Axis emits signal when \a max of axis has changed.
128 Axis emits signal when \a max of axis has changed.
129 */
129 */
130 /*!
130 /*!
131 \qmlsignal BarCategoryAxis::onMaxChanged(const QString &max)
131 \qmlsignal BarCategoryAxis::onMaxChanged(const QString &max)
132 Axis emits signal when \a max of axis has changed.
132 Axis emits signal when \a max of axis has changed.
133 */
133 */
134
134
135 /*!
135 /*!
136 \fn void QBarCategoryAxis::countChanged()
136 \fn void QBarCategoryAxis::countChanged()
137 Axis emits signal when the count of categories has changed.
137 Axis emits signal when the count of categories has changed.
138 */
138 */
139 /*!
139 /*!
140 \qmlsignal BarCategoryAxis::onCountChanged()
140 \qmlsignal BarCategoryAxis::onCountChanged()
141 Axis emits signal when the count of categories has changed.
141 Axis emits signal when the count of categories has changed.
142 */
142 */
143
143
144 /*!
144 /*!
145 \fn void QBarCategoryAxis::rangeChanged(const QString &min, const QString &max)
145 \fn void QBarCategoryAxis::rangeChanged(const QString &min, const QString &max)
146 Axis emits signal when \a min or \a max of axis has changed.
146 Axis emits signal when \a min or \a max of axis has changed.
147 */
147 */
148
148
149 /*!
149 /*!
150 Constructs an axis object which is a child of \a parent.
150 Constructs an axis object which is a child of \a parent.
151 */
151 */
152 QBarCategoryAxis::QBarCategoryAxis(QObject *parent):
152 QBarCategoryAxis::QBarCategoryAxis(QObject *parent):
153 QAbstractAxis(*new QBarCategoryAxisPrivate(this), parent)
153 QAbstractAxis(*new QBarCategoryAxisPrivate(this), parent)
154 {
154 {
155 }
155 }
156
156
157 /*!
157 /*!
158 Destroys the object
158 Destroys the object
159 */
159 */
160 QBarCategoryAxis::~QBarCategoryAxis()
160 QBarCategoryAxis::~QBarCategoryAxis()
161 {
161 {
162 Q_D(QBarCategoryAxis);
162 Q_D(QBarCategoryAxis);
163 if (d->m_chart)
163 if (d->m_chart)
164 d->m_chart->removeAxis(this);
164 d->m_chart->removeAxis(this);
165 }
165 }
166
166
167 /*!
167 /*!
168 \internal
168 \internal
169 */
169 */
170 QBarCategoryAxis::QBarCategoryAxis(QBarCategoryAxisPrivate &d, QObject *parent)
170 QBarCategoryAxis::QBarCategoryAxis(QBarCategoryAxisPrivate &d, QObject *parent)
171 : QAbstractAxis(d, parent)
171 : QAbstractAxis(d, parent)
172 {
172 {
173
173
174 }
174 }
175
175
176 /*!
176 /*!
177 Appends \a categories to axis. A maximum of the axis will be changed to last category in \a categories.
177 Appends \a categories to axis. A maximum of the axis will be changed to last category in \a categories.
178 If there were no categories previously defined, minimum of axis will be also changed to first category in \a categories.
178 If there were no categories previously defined, minimum of axis will be also changed to first category in \a categories.
179 A category has to be valid QStrings and can not be duplicated. Duplicated categories will not be appended.
179 A category has to be valid QStrings and can not be duplicated. Duplicated categories will not be appended.
180 */
180 */
181 void QBarCategoryAxis::append(const QStringList &categories)
181 void QBarCategoryAxis::append(const QStringList &categories)
182 {
182 {
183 if (categories.isEmpty())
183 if (categories.isEmpty())
184 return;
184 return;
185
185
186 Q_D(QBarCategoryAxis);
186 Q_D(QBarCategoryAxis);
187
187
188 int count = d->m_categories.count();
188 int count = d->m_categories.count();
189
189
190 foreach(QString category, categories) {
190 foreach(QString category, categories) {
191 if (!d->m_categories.contains(category) && !category.isNull()) {
191 if (!d->m_categories.contains(category) && !category.isNull()) {
192 d->m_categories.append(category);
192 d->m_categories.append(category);
193 }
193 }
194 }
194 }
195
195
196 if (d->m_categories.count() == count)
196 if (d->m_categories.count() == count)
197 return;
197 return;
198
198
199 if (count == 0)
199 if (count == 0)
200 setRange(d->m_categories.first(), d->m_categories.last());
200 setRange(d->m_categories.first(), d->m_categories.last());
201 else
201 else
202 setRange(d->m_minCategory, d->m_categories.last());
202 setRange(d->m_minCategory, d->m_categories.last());
203
203
204 emit categoriesChanged();
204 emit categoriesChanged();
205 emit countChanged();
205 emit countChanged();
206 }
206 }
207
207
208 /*!
208 /*!
209 Appends \a category to axis. A maximum of the axis will be changed to last \a category.
209 Appends \a category to axis. A maximum of the axis will be changed to last \a category.
210 If there were no categories previously defined, minimum of axis will be also changed to \a category.
210 If there were no categories previously defined, minimum of axis will be also changed to \a category.
211 A \a category has to be valid QStrings and can not be duplicated. Duplicated categories will not be appended.
211 A \a category has to be valid QStrings and can not be duplicated. Duplicated categories will not be appended.
212 */
212 */
213 void QBarCategoryAxis::append(const QString &category)
213 void QBarCategoryAxis::append(const QString &category)
214 {
214 {
215 Q_D(QBarCategoryAxis);
215 Q_D(QBarCategoryAxis);
216
216
217 int count = d->m_categories.count();
217 int count = d->m_categories.count();
218
218
219 if (!d->m_categories.contains(category) && !category.isNull())
219 if (!d->m_categories.contains(category) && !category.isNull())
220 d->m_categories.append(category);
220 d->m_categories.append(category);
221
221
222 if (d->m_categories.count() == count)
222 if (d->m_categories.count() == count)
223 return;
223 return;
224
224
225 if (count == 0)
225 if (count == 0)
226 setRange(d->m_categories.last(), d->m_categories.last());
226 setRange(d->m_categories.last(), d->m_categories.last());
227 else
227 else
228 setRange(d->m_minCategory, d->m_categories.last());
228 setRange(d->m_minCategory, d->m_categories.last());
229
229
230 emit categoriesChanged();
230 emit categoriesChanged();
231 emit countChanged();
231 emit countChanged();
232 }
232 }
233
233
234 /*!
234 /*!
235 Removes \a category from axis. Removing category which is currently maximum or minimum
235 Removes \a category from axis. Removing category which is currently maximum or minimum
236 will affect the axis range.
236 will affect the axis range.
237 */
237 */
238 void QBarCategoryAxis::remove(const QString &category)
238 void QBarCategoryAxis::remove(const QString &category)
239 {
239 {
240 Q_D(QBarCategoryAxis);
240 Q_D(QBarCategoryAxis);
241
241
242 if (d->m_categories.contains(category)) {
242 if (d->m_categories.contains(category)) {
243 d->m_categories.removeAt(d->m_categories.indexOf(category));
243 d->m_categories.removeAt(d->m_categories.indexOf(category));
244 if (!d->m_categories.isEmpty()) {
244 if (!d->m_categories.isEmpty()) {
245 if (d->m_minCategory == category) {
245 if (d->m_minCategory == category) {
246 setRange(d->m_categories.first(), d->m_maxCategory);
246 setRange(d->m_categories.first(), d->m_maxCategory);
247 } else if (d->m_maxCategory == category) {
247 } else if (d->m_maxCategory == category) {
248 setRange(d->m_minCategory, d->m_categories.last());
248 setRange(d->m_minCategory, d->m_categories.last());
249 } else {
249 } else {
250 d->updateCategoryDomain();
250 d->updateCategoryDomain();
251 //TODO:: d->emitUpdated();
251 //TODO:: d->emitUpdated();
252 }
252 }
253 } else {
253 } else {
254 setRange(QString::null, QString::null);
254 setRange(QString::null, QString::null);
255 }
255 }
256 emit categoriesChanged();
256 emit categoriesChanged();
257 emit countChanged();
257 emit countChanged();
258 }
258 }
259 }
259 }
260
260
261 /*!
261 /*!
262 Inserts \a category to axis at \a index. A \a category has to be valid QStrings and can not be duplicated.
262 Inserts \a category to axis at \a index. A \a category has to be valid QStrings and can not be duplicated.
263 If \a category is prepended or appended to categories, minimum and maximum of axis is updated accordingly.
263 If \a category is prepended or appended to categories, minimum and maximum of axis is updated accordingly.
264 */
264 */
265 void QBarCategoryAxis::insert(int index, const QString &category)
265 void QBarCategoryAxis::insert(int index, const QString &category)
266 {
266 {
267 Q_D(QBarCategoryAxis);
267 Q_D(QBarCategoryAxis);
268
268
269 int count = d->m_categories.count();
269 int count = d->m_categories.count();
270
270
271 if (!d->m_categories.contains(category) && !category.isNull())
271 if (!d->m_categories.contains(category) && !category.isNull())
272 d->m_categories.insert(index, category);
272 d->m_categories.insert(index, category);
273
273
274 if (d->m_categories.count() == count)
274 if (d->m_categories.count() == count)
275 return;
275 return;
276
276
277 if (count == 0) {
277 if (count == 0) {
278 setRange(d->m_categories.first(), d->m_categories.first());
278 setRange(d->m_categories.first(), d->m_categories.first());
279 } else if (index == 0) {
279 } else if (index == 0) {
280 setRange(d->m_categories.first(), d->m_maxCategory);
280 setRange(d->m_categories.first(), d->m_maxCategory);
281 } else if (index == count) {
281 } else if (index == count) {
282 setRange(d->m_minCategory, d->m_categories.last());
282 setRange(d->m_minCategory, d->m_categories.last());
283 } else {
283 } else {
284 d->updateCategoryDomain();
284 d->updateCategoryDomain();
285 //TODO:: d->emitUpdated();
285 //TODO:: d->emitUpdated();
286 }
286 }
287
287
288 emit categoriesChanged();
288 emit categoriesChanged();
289 emit countChanged();
289 emit countChanged();
290 }
290 }
291
291
292 /*!
292 /*!
293 Replaces \a oldCategory with \a newCategory. If \a oldCategory does not exits on the axis nothing is done.
293 Replaces \a oldCategory with \a newCategory. If \a oldCategory does not exist on the axis nothing is done.
294 A \a newCategory has to be valid QStrings and can not be duplicated. In case of replacing minimum or maximum category,
294 A \a newCategory has to be valid QStrings and can not be duplicated. In case of replacing minimum or maximum category,
295 minimum and maximum of axis is updated accordingly.
295 minimum and maximum of axis is updated accordingly.
296 */
296 */
297 void QBarCategoryAxis::replace(const QString &oldCategory, const QString &newCategory)
297 void QBarCategoryAxis::replace(const QString &oldCategory, const QString &newCategory)
298 {
298 {
299 Q_D(QBarCategoryAxis);
299 Q_D(QBarCategoryAxis);
300
300
301 int pos = d->m_categories.indexOf(oldCategory);
301 int pos = d->m_categories.indexOf(oldCategory);
302
302
303 if (pos != -1 && !d->m_categories.contains(newCategory) && !newCategory.isNull()) {
303 if (pos != -1 && !d->m_categories.contains(newCategory) && !newCategory.isNull()) {
304 d->m_categories.replace(pos, newCategory);
304 d->m_categories.replace(pos, newCategory);
305 if (d->m_minCategory == oldCategory) {
305 if (d->m_minCategory == oldCategory) {
306 setRange(newCategory, d->m_maxCategory);
306 setRange(newCategory, d->m_maxCategory);
307 } else if (d->m_maxCategory == oldCategory) {
307 } else if (d->m_maxCategory == oldCategory) {
308 setRange(d->m_minCategory, newCategory);
308 setRange(d->m_minCategory, newCategory);
309 } else {
309 } else {
310 //TODO:: d->emitUpdated();
310 //TODO:: d->emitUpdated();
311 }
311 }
312 emit categoriesChanged();
312 emit categoriesChanged();
313 emit countChanged();
313 emit countChanged();
314 }
314 }
315 }
315 }
316
316
317 /*!
317 /*!
318 Removes all categories. Sets the maximum and minimum of the axis's range to QString::null.
318 Removes all categories. Sets the maximum and minimum of the axis's range to QString::null.
319 */
319 */
320 void QBarCategoryAxis::clear()
320 void QBarCategoryAxis::clear()
321 {
321 {
322 Q_D(QBarCategoryAxis);
322 Q_D(QBarCategoryAxis);
323 d->m_categories.clear();
323 d->m_categories.clear();
324 setRange(QString::null, QString::null);
324 setRange(QString::null, QString::null);
325 emit categoriesChanged();
325 emit categoriesChanged();
326 emit countChanged();
326 emit countChanged();
327 }
327 }
328
328
329 /*!
329 /*!
330 Set \a categories and discards the old ones, range of axis is adjusted to match first and last category in \a categories.
330 Set \a categories and discards the old ones, range of axis is adjusted to match first and last category in \a categories.
331 A category has to be valid QStrings and can not be duplicated.
331 A category has to be valid QStrings and can not be duplicated.
332 */
332 */
333 void QBarCategoryAxis::setCategories(const QStringList &categories)
333 void QBarCategoryAxis::setCategories(const QStringList &categories)
334 {
334 {
335 Q_D(QBarCategoryAxis);
335 Q_D(QBarCategoryAxis);
336 d->m_categories.clear();
336 d->m_categories.clear();
337 d->m_minCategory = QString::null;
337 d->m_minCategory = QString::null;
338 d->m_maxCategory = QString::null;
338 d->m_maxCategory = QString::null;
339 d->m_min = 0;
339 d->m_min = 0;
340 d->m_max = 0;
340 d->m_max = 0;
341 d->m_count = 0;
341 d->m_count = 0;
342 append(categories);
342 append(categories);
343 }
343 }
344
344
345 /*!
345 /*!
346 Returns categories
346 Returns categories
347 */
347 */
348 QStringList QBarCategoryAxis::categories()
348 QStringList QBarCategoryAxis::categories()
349 {
349 {
350 Q_D(QBarCategoryAxis);
350 Q_D(QBarCategoryAxis);
351 return d->m_categories;
351 return d->m_categories;
352 }
352 }
353
353
354 /*!
354 /*!
355 Returns number of categories.
355 Returns number of categories.
356 */
356 */
357 int QBarCategoryAxis::count() const
357 int QBarCategoryAxis::count() const
358 {
358 {
359 Q_D(const QBarCategoryAxis);
359 Q_D(const QBarCategoryAxis);
360 return d->m_categories.count();
360 return d->m_categories.count();
361 }
361 }
362
362
363 /*!
363 /*!
364 Returns category at \a index. Index must be valid.
364 Returns category at \a index. Index must be valid.
365 */
365 */
366 QString QBarCategoryAxis::at(int index) const
366 QString QBarCategoryAxis::at(int index) const
367 {
367 {
368 Q_D(const QBarCategoryAxis);
368 Q_D(const QBarCategoryAxis);
369 return d->m_categories.at(index);
369 return d->m_categories.at(index);
370 }
370 }
371
371
372 /*!
372 /*!
373 Sets minimum category to \a min.
373 Sets minimum category to \a min.
374 */
374 */
375 void QBarCategoryAxis::setMin(const QString &min)
375 void QBarCategoryAxis::setMin(const QString &min)
376 {
376 {
377 Q_D(QBarCategoryAxis);
377 Q_D(QBarCategoryAxis);
378 d->setRange(min, d->m_maxCategory);
378 d->setRange(min, d->m_maxCategory);
379 }
379 }
380
380
381 /*!
381 /*!
382 Returns minimum category.
382 Returns minimum category.
383 */
383 */
384 QString QBarCategoryAxis::min() const
384 QString QBarCategoryAxis::min() const
385 {
385 {
386 Q_D(const QBarCategoryAxis);
386 Q_D(const QBarCategoryAxis);
387 return d->m_minCategory;
387 return d->m_minCategory;
388 }
388 }
389
389
390 /*!
390 /*!
391 Sets maximum category to \a max.
391 Sets maximum category to \a max.
392 */
392 */
393 void QBarCategoryAxis::setMax(const QString &max)
393 void QBarCategoryAxis::setMax(const QString &max)
394 {
394 {
395 Q_D(QBarCategoryAxis);
395 Q_D(QBarCategoryAxis);
396 d->setRange(d->m_minCategory, max);
396 d->setRange(d->m_minCategory, max);
397 }
397 }
398
398
399 /*!
399 /*!
400 Returns maximum category
400 Returns maximum category
401 */
401 */
402 QString QBarCategoryAxis::max() const
402 QString QBarCategoryAxis::max() const
403 {
403 {
404 Q_D(const QBarCategoryAxis);
404 Q_D(const QBarCategoryAxis);
405 return d->m_maxCategory;
405 return d->m_maxCategory;
406 }
406 }
407
407
408 /*!
408 /*!
409 Sets range from \a minCategory to \a maxCategory
409 Sets range from \a minCategory to \a maxCategory
410 */
410 */
411 void QBarCategoryAxis::setRange(const QString &minCategory, const QString &maxCategory)
411 void QBarCategoryAxis::setRange(const QString &minCategory, const QString &maxCategory)
412 {
412 {
413 Q_D(QBarCategoryAxis);
413 Q_D(QBarCategoryAxis);
414 d->setRange(minCategory,maxCategory);
414 d->setRange(minCategory,maxCategory);
415 }
415 }
416
416
417 /*!
417 /*!
418 Returns the type of the axis
418 Returns the type of the axis
419 */
419 */
420 QAbstractAxis::AxisType QBarCategoryAxis::type() const
420 QAbstractAxis::AxisType QBarCategoryAxis::type() const
421 {
421 {
422 return AxisTypeBarCategory;
422 return AxisTypeBarCategory;
423 }
423 }
424
424
425 //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
425 //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
426
426
427 QBarCategoryAxisPrivate::QBarCategoryAxisPrivate(QBarCategoryAxis *q)
427 QBarCategoryAxisPrivate::QBarCategoryAxisPrivate(QBarCategoryAxis *q)
428 : QAbstractAxisPrivate(q),
428 : QAbstractAxisPrivate(q),
429 m_min(0.0),
429 m_min(0.0),
430 m_max(0.0),
430 m_max(0.0),
431 m_count(0)
431 m_count(0)
432 {
432 {
433
433
434 }
434 }
435
435
436 QBarCategoryAxisPrivate::~QBarCategoryAxisPrivate()
436 QBarCategoryAxisPrivate::~QBarCategoryAxisPrivate()
437 {
437 {
438
438
439 }
439 }
440
440
441 void QBarCategoryAxisPrivate::setMin(const QVariant &min)
441 void QBarCategoryAxisPrivate::setMin(const QVariant &min)
442 {
442 {
443 setRange(min, m_maxCategory);
443 setRange(min, m_maxCategory);
444 }
444 }
445
445
446 void QBarCategoryAxisPrivate::setMax(const QVariant &max)
446 void QBarCategoryAxisPrivate::setMax(const QVariant &max)
447 {
447 {
448 setRange(m_minCategory, max);
448 setRange(m_minCategory, max);
449 }
449 }
450
450
451 void QBarCategoryAxisPrivate::setRange(const QVariant &min, const QVariant &max)
451 void QBarCategoryAxisPrivate::setRange(const QVariant &min, const QVariant &max)
452 {
452 {
453 QString value1 = min.toString();
453 QString value1 = min.toString();
454 QString value2 = max.toString();
454 QString value2 = max.toString();
455 setRange(value1, value2);
455 setRange(value1, value2);
456 }
456 }
457
457
458 void QBarCategoryAxisPrivate::setRange(qreal min, qreal max)
458 void QBarCategoryAxisPrivate::setRange(qreal min, qreal max)
459 {
459 {
460 Q_Q(QBarCategoryAxis);
460 Q_Q(QBarCategoryAxis);
461
461
462 bool categoryChanged = false;
462 bool categoryChanged = false;
463 bool changed = false;
463 bool changed = false;
464
464
465 if (min > max)
465 if (min > max)
466 return;
466 return;
467
467
468 if (!qFuzzyIsNull(m_min - min)) {
468 if (!qFuzzyIsNull(m_min - min)) {
469 m_min = min;
469 m_min = min;
470 changed = true;
470 changed = true;
471
471
472 int imin = m_min + 0.5;
472 int imin = m_min + 0.5;
473 if (imin >= 0 && imin < m_categories.count()) {
473 if (imin >= 0 && imin < m_categories.count()) {
474 QString minCategory = m_categories.at(imin);
474 QString minCategory = m_categories.at(imin);
475 if (m_minCategory != minCategory && !minCategory.isEmpty()) {
475 if (m_minCategory != minCategory && !minCategory.isEmpty()) {
476 m_minCategory = minCategory;
476 m_minCategory = minCategory;
477 categoryChanged = true;
477 categoryChanged = true;
478 emit q->minChanged(minCategory);
478 emit q->minChanged(minCategory);
479 }
479 }
480 }
480 }
481
481
482 }
482 }
483
483
484 if (!qFuzzyIsNull(m_max - max)) {
484 if (!qFuzzyIsNull(m_max - max)) {
485 m_max = max;
485 m_max = max;
486 changed = true;
486 changed = true;
487
487
488 int imax = m_max - 0.5;
488 int imax = m_max - 0.5;
489 if (imax >= 0 && imax < m_categories.count()) {
489 if (imax >= 0 && imax < m_categories.count()) {
490 QString maxCategory = m_categories.at(imax);
490 QString maxCategory = m_categories.at(imax);
491 if (m_maxCategory != maxCategory && !maxCategory.isEmpty()) {
491 if (m_maxCategory != maxCategory && !maxCategory.isEmpty()) {
492 m_maxCategory = maxCategory;
492 m_maxCategory = maxCategory;
493 categoryChanged = true;
493 categoryChanged = true;
494 emit q->maxChanged(maxCategory);
494 emit q->maxChanged(maxCategory);
495 }
495 }
496 }
496 }
497 }
497 }
498
498
499 if (categoryChanged){
499 if (categoryChanged){
500 emit q->rangeChanged(m_minCategory, m_maxCategory);
500 emit q->rangeChanged(m_minCategory, m_maxCategory);
501 }
501 }
502
502
503 if (changed) {
503 if (changed) {
504 emit rangeChanged(m_min,m_max);
504 emit rangeChanged(m_min,m_max);
505 }
505 }
506 }
506 }
507
507
508 void QBarCategoryAxisPrivate::setRange(const QString &minCategory, const QString &maxCategory)
508 void QBarCategoryAxisPrivate::setRange(const QString &minCategory, const QString &maxCategory)
509 {
509 {
510 Q_Q(QBarCategoryAxis);
510 Q_Q(QBarCategoryAxis);
511 bool changed = false;
511 bool changed = false;
512
512
513 //special case in case or clearing all categories
513 //special case in case or clearing all categories
514 if (minCategory.isNull() && maxCategory.isNull()) {
514 if (minCategory.isNull() && maxCategory.isNull()) {
515 m_minCategory = minCategory;
515 m_minCategory = minCategory;
516 m_maxCategory = maxCategory;
516 m_maxCategory = maxCategory;
517 m_min = 0;
517 m_min = 0;
518 m_max = 0;
518 m_max = 0;
519 m_count = 0;
519 m_count = 0;
520 emit q->minChanged(minCategory);
520 emit q->minChanged(minCategory);
521 emit q->maxChanged(maxCategory);
521 emit q->maxChanged(maxCategory);
522 emit q->rangeChanged(m_minCategory, m_maxCategory);
522 emit q->rangeChanged(m_minCategory, m_maxCategory);
523 emit rangeChanged(m_min,m_max);
523 emit rangeChanged(m_min,m_max);
524 }
524 }
525
525
526 if (m_categories.indexOf(maxCategory) < m_categories.indexOf(minCategory))
526 if (m_categories.indexOf(maxCategory) < m_categories.indexOf(minCategory))
527 return;
527 return;
528
528
529 if (!minCategory.isEmpty() && m_minCategory != minCategory && m_categories.contains(minCategory)) {
529 if (!minCategory.isEmpty() && m_minCategory != minCategory && m_categories.contains(minCategory)) {
530 m_minCategory = minCategory;
530 m_minCategory = minCategory;
531 m_min = m_categories.indexOf(m_minCategory) - 0.5;
531 m_min = m_categories.indexOf(m_minCategory) - 0.5;
532 changed = true;
532 changed = true;
533 emit q->minChanged(minCategory);
533 emit q->minChanged(minCategory);
534 }
534 }
535
535
536 if (!maxCategory.isEmpty() && m_maxCategory != maxCategory && m_categories.contains(maxCategory)) {
536 if (!maxCategory.isEmpty() && m_maxCategory != maxCategory && m_categories.contains(maxCategory)) {
537 m_maxCategory = maxCategory;
537 m_maxCategory = maxCategory;
538 m_max = m_categories.indexOf(m_maxCategory) + 0.5;
538 m_max = m_categories.indexOf(m_maxCategory) + 0.5;
539 changed = true;
539 changed = true;
540 emit q->maxChanged(maxCategory);
540 emit q->maxChanged(maxCategory);
541 }
541 }
542
542
543 if (changed) {
543 if (changed) {
544 m_count = m_max - m_min;
544 m_count = m_max - m_min;
545 emit q->rangeChanged(m_minCategory, m_maxCategory);
545 emit q->rangeChanged(m_minCategory, m_maxCategory);
546 emit rangeChanged(m_min,m_max);
546 emit rangeChanged(m_min,m_max);
547 }
547 }
548 }
548 }
549
549
550 void QBarCategoryAxisPrivate::initializeGraphics(QGraphicsItem* parent)
550 void QBarCategoryAxisPrivate::initializeGraphics(QGraphicsItem* parent)
551 {
551 {
552 Q_Q(QBarCategoryAxis);
552 Q_Q(QBarCategoryAxis);
553 ChartAxisElement* axis(0);
553 ChartAxisElement* axis(0);
554 if (orientation() == Qt::Vertical)
554 if (orientation() == Qt::Vertical)
555 axis = new ChartBarCategoryAxisY(q,parent);
555 axis = new ChartBarCategoryAxisY(q,parent);
556 if (orientation() == Qt::Horizontal)
556 if (orientation() == Qt::Horizontal)
557 axis = new ChartBarCategoryAxisX(q,parent);
557 axis = new ChartBarCategoryAxisX(q,parent);
558
558
559 m_item.reset(axis);
559 m_item.reset(axis);
560 QAbstractAxisPrivate::initializeGraphics(parent);
560 QAbstractAxisPrivate::initializeGraphics(parent);
561 }
561 }
562
562
563 void QBarCategoryAxisPrivate::updateCategoryDomain()
563 void QBarCategoryAxisPrivate::updateCategoryDomain()
564 {
564 {
565 m_min = m_categories.indexOf(m_minCategory) - 0.5;
565 m_min = m_categories.indexOf(m_minCategory) - 0.5;
566 m_max = m_categories.indexOf(m_maxCategory) + 0.5;
566 m_max = m_categories.indexOf(m_maxCategory) + 0.5;
567 m_count = m_max - m_min;
567 m_count = m_max - m_min;
568 }
568 }
569
569
570
570
571 void QBarCategoryAxisPrivate::initializeDomain(AbstractDomain *domain)
571 void QBarCategoryAxisPrivate::initializeDomain(AbstractDomain *domain)
572 {
572 {
573 Q_Q(QBarCategoryAxis);
573 Q_Q(QBarCategoryAxis);
574 if (m_max == m_min) {
574 if (m_max == m_min) {
575 int min;
575 int min;
576 int max;
576 int max;
577 if (orientation() == Qt::Vertical) {
577 if (orientation() == Qt::Vertical) {
578 min = domain->minY() + 0.5;
578 min = domain->minY() + 0.5;
579 max = domain->maxY() - 0.5;
579 max = domain->maxY() - 0.5;
580 } else {
580 } else {
581 min = domain->minX() + 0.5;
581 min = domain->minX() + 0.5;
582 max = domain->maxX() - 0.5;
582 max = domain->maxX() - 0.5;
583 }
583 }
584
584
585 if (min > 0 && min < m_categories.count() && max > 0 && max < m_categories.count())
585 if (min > 0 && min < m_categories.count() && max > 0 && max < m_categories.count())
586 q->setRange(m_categories.at(min), m_categories.at(max));
586 q->setRange(m_categories.at(min), m_categories.at(max));
587 } else {
587 } else {
588 if (orientation() == Qt::Vertical)
588 if (orientation() == Qt::Vertical)
589 domain->setRangeY(m_min, m_max);
589 domain->setRangeY(m_min, m_max);
590 else
590 else
591 domain->setRangeX(m_min, m_max);
591 domain->setRangeX(m_min, m_max);
592 }
592 }
593 }
593 }
594
594
595 #include "moc_qbarcategoryaxis.cpp"
595 #include "moc_qbarcategoryaxis.cpp"
596 #include "moc_qbarcategoryaxis_p.cpp"
596 #include "moc_qbarcategoryaxis_p.cpp"
597
597
598 QTCOMMERCIALCHART_END_NAMESPACE
598 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,384 +1,384
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qdatetimeaxis.h"
21 #include "qdatetimeaxis.h"
22 #include "qdatetimeaxis_p.h"
22 #include "qdatetimeaxis_p.h"
23 #include "chartdatetimeaxisx_p.h"
23 #include "chartdatetimeaxisx_p.h"
24 #include "chartdatetimeaxisy_p.h"
24 #include "chartdatetimeaxisy_p.h"
25 #include "polarchartdatetimeaxisangular_p.h"
25 #include "polarchartdatetimeaxisangular_p.h"
26 #include "polarchartdatetimeaxisradial_p.h"
26 #include "polarchartdatetimeaxisradial_p.h"
27 #include "abstractdomain_p.h"
27 #include "abstractdomain_p.h"
28 #include "qchart.h"
28 #include "qchart.h"
29 #include <float.h>
29 #include <float.h>
30 #include <cmath>
30 #include <cmath>
31
31
32 QTCOMMERCIALCHART_BEGIN_NAMESPACE
32 QTCOMMERCIALCHART_BEGIN_NAMESPACE
33 /*!
33 /*!
34 \class QDateTimeAxis
34 \class QDateTimeAxis
35 \brief The QDateTimeAxis class is used for manipulating chart's axis.
35 \brief The QDateTimeAxis class is used for manipulating chart's axis.
36 \mainclass
36 \mainclass
37
37
38 The labels can be configured by setting an appropriate DateTime format.
38 The labels can be configured by setting an appropriate DateTime format.
39 QDateTimeAxis works correctly with dates from 4714 BCE to 287396 CE
39 QDateTimeAxis works correctly with dates from 4714 BCE to 287396 CE.
40 There are also other limitiation related to QDateTime . Please refer to QDateTime documentation.
40 There are also other limitiation related to QDateTime. Please refer to QDateTime documentation.
41 QDateTimeAxis can be setup to show axis line with tick marks, grid lines and shades.
41 QDateTimeAxis can be setup to show axis line with tick marks, grid lines and shades.
42
42
43 Note: QDateTimeAxis is disabled on ARM architecture.
43 Note: QDateTimeAxis is disabled on ARM architecture.
44
44
45 \image api_datatime_axis.png
45 \image api_datatime_axis.png
46
46
47 QDateTimeAxis can be used with QLineSeries, QSplineSeries or QScatterSeries.
47 QDateTimeAxis can be used with any QXYSeries.
48 To add a data point to the series QDateTime::toMSecsSinceEpoch() is used.
48 To add a data point to the series QDateTime::toMSecsSinceEpoch() is used.
49 \code
49 \code
50 QLineSeries *series = new QLineSeries;
50 QLineSeries *series = new QLineSeries;
51
51
52 QDateTime xValue;
52 QDateTime xValue;
53 xValue.setDate(QDate(2012, 1 , 18));
53 xValue.setDate(QDate(2012, 1 , 18));
54 xValue.setTime(QTime(9, 34));
54 xValue.setTime(QTime(9, 34));
55 qreal yValue = 12;
55 qreal yValue = 12;
56 series->append(xValue.toMSecsSinceEpoch(), yValue);
56 series->append(xValue.toMSecsSinceEpoch(), yValue);
57
57
58 xValue.setDate(QDate(2013, 5 , 11));
58 xValue.setDate(QDate(2013, 5 , 11));
59 xValue.setTime(QTime(11, 14));
59 xValue.setTime(QTime(11, 14));
60 qreal yValue = 22;
60 qreal yValue = 22;
61 series->append(xValue.toMSecsSinceEpoch(), yValue);
61 series->append(xValue.toMSecsSinceEpoch(), yValue);
62 \endcode
62 \endcode
63
63
64 Adding the series to the chart and setting up the QDateTimeAxis.
64 Adding the series to the chart and setting up the QDateTimeAxis.
65 \code
65 \code
66 QChartView *chartView = new QChartView;
66 QChartView *chartView = new QChartView;
67 chartView->chart()->addSeries(series);
67 chartView->chart()->addSeries(series);
68
68
69 // ...
69 // ...
70 QDateTimeAxis *axisX = new QDateTimeAxis;
70 QDateTimeAxis *axisX = new QDateTimeAxis;
71 axisX->setFormat("dd-MM-yyyy h:mm");
71 axisX->setFormat("dd-MM-yyyy h:mm");
72 chartView->chart()->setAxisX(axisX, series);
72 chartView->chart()->setAxisX(axisX, series);
73 \endcode
73 \endcode
74 */
74 */
75
75
76 /*!
76 /*!
77 \qmlclass DateTimeAxis QDateTimeAxis
77 \qmlclass DateTimeAxis QDateTimeAxis
78 \brief The DateTimeAxis element is used for manipulating chart's axes
78 \brief The DateTimeAxis element is used for manipulating chart's axes
79 \inherits AbstractAxis
79 \inherits AbstractAxis
80
80
81 The labels can be configured by setting an appropriate DateTime format.
81 The labels can be configured by setting an appropriate DateTime format.
82 Note that any date before 4714 BCE or after about 1.4 million CE may not be accurately stored.
82 Note that any date before 4714 BCE or after about 1.4 million CE may not be accurately stored.
83 DateTimeAxis can be setup to show axis line with tick marks, grid lines and shades.
83 DateTimeAxis can be setup to show axis line with tick marks, grid lines and shades.
84 */
84 */
85
85
86 /*!
86 /*!
87 \property QDateTimeAxis::min
87 \property QDateTimeAxis::min
88 Defines the minimum value on the axis.
88 Defines the minimum value on the axis.
89 When setting this property the max is adjusted if necessary, to ensure that the range remains valid.
89 When setting this property the max is adjusted if necessary, to ensure that the range remains valid.
90 */
90 */
91 /*!
91 /*!
92 \qmlproperty real ValuesAxis::min
92 \qmlproperty real ValuesAxis::min
93 Defines the minimum value on the axis.
93 Defines the minimum value on the axis.
94 When setting this property the max is adjusted if necessary, to ensure that the range remains valid.
94 When setting this property the max is adjusted if necessary, to ensure that the range remains valid.
95 */
95 */
96
96
97 /*!
97 /*!
98 \property QDateTimeAxis::max
98 \property QDateTimeAxis::max
99 Defines the maximum value on the axis.
99 Defines the maximum value on the axis.
100 When setting this property the min is adjusted if necessary, to ensure that the range remains valid.
100 When setting this property the min is adjusted if necessary, to ensure that the range remains valid.
101 */
101 */
102 /*!
102 /*!
103 \qmlproperty real ValuesAxis::max
103 \qmlproperty real ValuesAxis::max
104 Defines the maximum value on the axis.
104 Defines the maximum value on the axis.
105 When setting this property the min is adjusted if necessary, to ensure that the range remains valid.
105 When setting this property the min is adjusted if necessary, to ensure that the range remains valid.
106 */
106 */
107
107
108 /*!
108 /*!
109 \fn void QDateTimeAxis::minChanged(QDateTime min)
109 \fn void QDateTimeAxis::minChanged(QDateTime min)
110 Axis emits signal when \a min of axis has changed.
110 Axis emits signal when \a min of axis has changed.
111 */
111 */
112 /*!
112 /*!
113 \qmlsignal ValuesAxis::onMinChanged(QDateTime min)
113 \qmlsignal ValuesAxis::onMinChanged(QDateTime min)
114 Axis emits signal when \a min of axis has changed.
114 Axis emits signal when \a min of axis has changed.
115 */
115 */
116
116
117 /*!
117 /*!
118 \fn void QDateTimeAxis::maxChanged(QDateTime max)
118 \fn void QDateTimeAxis::maxChanged(QDateTime max)
119 Axis emits signal when \a max of axis has changed.
119 Axis emits signal when \a max of axis has changed.
120 */
120 */
121 /*!
121 /*!
122 \qmlsignal ValuesAxis::onMaxChanged(QDateTime max)
122 \qmlsignal ValuesAxis::onMaxChanged(QDateTime max)
123 Axis emits signal when \a max of axis has changed.
123 Axis emits signal when \a max of axis has changed.
124 */
124 */
125
125
126 /*!
126 /*!
127 \fn void QDateTimeAxis::rangeChanged(QDateTime min, QDateTime max)
127 \fn void QDateTimeAxis::rangeChanged(QDateTime min, QDateTime max)
128 Axis emits signal when \a min or \a max of axis has changed.
128 Axis emits signal when \a min or \a max of axis has changed.
129 */
129 */
130
130
131 /*!
131 /*!
132 \property QDateTimeAxis::tickCount
132 \property QDateTimeAxis::tickCount
133 The number of tick marks for the axis.
133 The number of tick marks for the axis.
134 */
134 */
135
135
136 /*!
136 /*!
137 \qmlproperty int DateTimeAxis::tickCount
137 \qmlproperty int DateTimeAxis::tickCount
138 The number of tick marks for the axis.
138 The number of tick marks for the axis.
139 */
139 */
140
140
141 /*!
141 /*!
142 \property QDateTimeAxis::format
142 \property QDateTimeAxis::format
143 The format string that is used when creating label for the axis out of a QDateTime object.
143 The format string that is used when creating label for the axis out of a QDateTime object.
144 Check QDateTime documentation for information on how the string should be defined.
144 Check QDateTime documentation for information on how the string should be defined.
145 */
145 */
146 /*!
146 /*!
147 \qmlproperty string DateTimeAxis::format
147 \qmlproperty string DateTimeAxis::format
148 The format string that is used when creating label for the axis out of a QDateTime object.
148 The format string that is used when creating label for the axis out of a QDateTime object.
149 Check QDateTime documentation for information on how the string should be defined.
149 Check QDateTime documentation for information on how the string should be defined.
150 */
150 */
151
151
152 /*!
152 /*!
153 \fn void QDateTimeAxis::tickCountChanged(int tickCount)
153 \fn void QDateTimeAxis::tickCountChanged(int tickCount)
154 Axis emits signal when \a tickCount number on axis have changed.
154 Axis emits signal when \a tickCount number on axis have changed.
155 */
155 */
156 /*!
156 /*!
157 \qmlsignal DateTimeAxis::tickCountChanged(int tickCount)
157 \qmlsignal DateTimeAxis::tickCountChanged(int tickCount)
158 Axis emits signal when \a tickCount number on axis have changed.
158 Axis emits signal when \a tickCount number on axis have changed.
159 */
159 */
160
160
161 /*!
161 /*!
162 \fn void QDateTimeAxis::formatChanged(QString format)
162 \fn void QDateTimeAxis::formatChanged(QString format)
163 Axis emits signal when \a format of the axis has changed.
163 Axis emits signal when \a format of the axis has changed.
164 */
164 */
165 /*!
165 /*!
166 \qmlsignal DateTimeAxis::onFormatChanged(string format)
166 \qmlsignal DateTimeAxis::onFormatChanged(string format)
167 Axis emits signal when \a format of the axis has changed.
167 Axis emits signal when \a format of the axis has changed.
168 */
168 */
169
169
170 /*!
170 /*!
171 Constructs an axis object which is a child of \a parent.
171 Constructs an axis object which is a child of \a parent.
172 */
172 */
173 QDateTimeAxis::QDateTimeAxis(QObject *parent) :
173 QDateTimeAxis::QDateTimeAxis(QObject *parent) :
174 QAbstractAxis(*new QDateTimeAxisPrivate(this), parent)
174 QAbstractAxis(*new QDateTimeAxisPrivate(this), parent)
175 {
175 {
176
176
177 }
177 }
178
178
179 /*!
179 /*!
180 \internal
180 \internal
181 */
181 */
182 QDateTimeAxis::QDateTimeAxis(QDateTimeAxisPrivate &d, QObject *parent) : QAbstractAxis(d, parent)
182 QDateTimeAxis::QDateTimeAxis(QDateTimeAxisPrivate &d, QObject *parent) : QAbstractAxis(d, parent)
183 {
183 {
184
184
185 }
185 }
186
186
187 /*!
187 /*!
188 Destroys the object
188 Destroys the object
189 */
189 */
190 QDateTimeAxis::~QDateTimeAxis()
190 QDateTimeAxis::~QDateTimeAxis()
191 {
191 {
192 Q_D(QDateTimeAxis);
192 Q_D(QDateTimeAxis);
193 if (d->m_chart)
193 if (d->m_chart)
194 d->m_chart->removeAxis(this);
194 d->m_chart->removeAxis(this);
195 }
195 }
196
196
197 void QDateTimeAxis::setMin(QDateTime min)
197 void QDateTimeAxis::setMin(QDateTime min)
198 {
198 {
199 Q_D(QDateTimeAxis);
199 Q_D(QDateTimeAxis);
200 if (min.isValid())
200 if (min.isValid())
201 d->setRange(min.toMSecsSinceEpoch(), qMax(d->m_max, qreal(min.toMSecsSinceEpoch())));
201 d->setRange(min.toMSecsSinceEpoch(), qMax(d->m_max, qreal(min.toMSecsSinceEpoch())));
202 }
202 }
203
203
204 QDateTime QDateTimeAxis::min() const
204 QDateTime QDateTimeAxis::min() const
205 {
205 {
206 Q_D(const QDateTimeAxis);
206 Q_D(const QDateTimeAxis);
207 return QDateTime::fromMSecsSinceEpoch(d->m_min);
207 return QDateTime::fromMSecsSinceEpoch(d->m_min);
208 }
208 }
209
209
210 void QDateTimeAxis::setMax(QDateTime max)
210 void QDateTimeAxis::setMax(QDateTime max)
211 {
211 {
212 Q_D(QDateTimeAxis);
212 Q_D(QDateTimeAxis);
213 if (max.isValid())
213 if (max.isValid())
214 d->setRange(qMin(d->m_min, qreal(max.toMSecsSinceEpoch())), max.toMSecsSinceEpoch());
214 d->setRange(qMin(d->m_min, qreal(max.toMSecsSinceEpoch())), max.toMSecsSinceEpoch());
215 }
215 }
216
216
217 QDateTime QDateTimeAxis::max() const
217 QDateTime QDateTimeAxis::max() const
218 {
218 {
219 Q_D(const QDateTimeAxis);
219 Q_D(const QDateTimeAxis);
220 return QDateTime::fromMSecsSinceEpoch(d->m_max);
220 return QDateTime::fromMSecsSinceEpoch(d->m_max);
221 }
221 }
222
222
223 /*!
223 /*!
224 Sets range from \a min to \a max on the axis.
224 Sets range from \a min to \a max on the axis.
225 If min is greater than max then this function returns without making any changes.
225 If min is greater than max then this function returns without making any changes.
226 */
226 */
227 void QDateTimeAxis::setRange(QDateTime min, QDateTime max)
227 void QDateTimeAxis::setRange(QDateTime min, QDateTime max)
228 {
228 {
229 Q_D(QDateTimeAxis);
229 Q_D(QDateTimeAxis);
230 if (!min.isValid() || !max.isValid() || min > max)
230 if (!min.isValid() || !max.isValid() || min > max)
231 return;
231 return;
232
232
233 d->setRange(min.toMSecsSinceEpoch(),max.toMSecsSinceEpoch());
233 d->setRange(min.toMSecsSinceEpoch(),max.toMSecsSinceEpoch());
234 }
234 }
235
235
236 void QDateTimeAxis::setFormat(QString format)
236 void QDateTimeAxis::setFormat(QString format)
237 {
237 {
238 Q_D(QDateTimeAxis);
238 Q_D(QDateTimeAxis);
239 if (d->m_format != format) {
239 if (d->m_format != format) {
240 d->m_format = format;
240 d->m_format = format;
241 emit formatChanged(format);
241 emit formatChanged(format);
242 }
242 }
243 }
243 }
244
244
245 QString QDateTimeAxis::format() const
245 QString QDateTimeAxis::format() const
246 {
246 {
247 Q_D(const QDateTimeAxis);
247 Q_D(const QDateTimeAxis);
248 return d->m_format;
248 return d->m_format;
249 }
249 }
250
250
251 /*!
251 /*!
252 Sets \a count for ticks on the axis.
252 Sets \a count for ticks on the axis.
253 */
253 */
254 void QDateTimeAxis::setTickCount(int count)
254 void QDateTimeAxis::setTickCount(int count)
255 {
255 {
256 Q_D(QDateTimeAxis);
256 Q_D(QDateTimeAxis);
257 if (d->m_tickCount != count && count >= 2) {
257 if (d->m_tickCount != count && count >= 2) {
258 d->m_tickCount = count;
258 d->m_tickCount = count;
259 emit tickCountChanged(count);
259 emit tickCountChanged(count);
260 }
260 }
261 }
261 }
262
262
263 /*!
263 /*!
264 \fn int QDateTimeAxis::tickCount() const
264 \fn int QDateTimeAxis::tickCount() const
265 Return number of ticks on the axis
265 Return number of ticks on the axis
266 */
266 */
267 int QDateTimeAxis::tickCount() const
267 int QDateTimeAxis::tickCount() const
268 {
268 {
269 Q_D(const QDateTimeAxis);
269 Q_D(const QDateTimeAxis);
270 return d->m_tickCount;
270 return d->m_tickCount;
271 }
271 }
272
272
273 /*!
273 /*!
274 Returns the type of the axis
274 Returns the type of the axis
275 */
275 */
276 QAbstractAxis::AxisType QDateTimeAxis::type() const
276 QAbstractAxis::AxisType QDateTimeAxis::type() const
277 {
277 {
278 return AxisTypeDateTime;
278 return AxisTypeDateTime;
279 }
279 }
280
280
281 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
281 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
282
282
283 QDateTimeAxisPrivate::QDateTimeAxisPrivate(QDateTimeAxis *q)
283 QDateTimeAxisPrivate::QDateTimeAxisPrivate(QDateTimeAxis *q)
284 : QAbstractAxisPrivate(q),
284 : QAbstractAxisPrivate(q),
285 m_min(0),
285 m_min(0),
286 m_max(0),
286 m_max(0),
287 m_tickCount(5)
287 m_tickCount(5)
288 {
288 {
289 m_format = "dd-MM-yyyy\nh:mm";
289 m_format = "dd-MM-yyyy\nh:mm";
290 }
290 }
291
291
292 QDateTimeAxisPrivate::~QDateTimeAxisPrivate()
292 QDateTimeAxisPrivate::~QDateTimeAxisPrivate()
293 {
293 {
294
294
295 }
295 }
296
296
297 void QDateTimeAxisPrivate::setRange(qreal min,qreal max)
297 void QDateTimeAxisPrivate::setRange(qreal min,qreal max)
298 {
298 {
299 Q_Q(QDateTimeAxis);
299 Q_Q(QDateTimeAxis);
300
300
301 bool changed = false;
301 bool changed = false;
302
302
303 if (m_min != min) {
303 if (m_min != min) {
304 m_min = min;
304 m_min = min;
305 changed = true;
305 changed = true;
306 emit q->minChanged(QDateTime::fromMSecsSinceEpoch(min));
306 emit q->minChanged(QDateTime::fromMSecsSinceEpoch(min));
307 }
307 }
308
308
309 if (m_max != max) {
309 if (m_max != max) {
310 m_max = max;
310 m_max = max;
311 changed = true;
311 changed = true;
312 emit q->maxChanged(QDateTime::fromMSecsSinceEpoch(max));
312 emit q->maxChanged(QDateTime::fromMSecsSinceEpoch(max));
313 }
313 }
314
314
315 if (changed) {
315 if (changed) {
316 emit q->rangeChanged(QDateTime::fromMSecsSinceEpoch(min), QDateTime::fromMSecsSinceEpoch(max));
316 emit q->rangeChanged(QDateTime::fromMSecsSinceEpoch(min), QDateTime::fromMSecsSinceEpoch(max));
317 emit rangeChanged(m_min,m_max);
317 emit rangeChanged(m_min,m_max);
318 }
318 }
319 }
319 }
320
320
321
321
322 void QDateTimeAxisPrivate::setMin(const QVariant &min)
322 void QDateTimeAxisPrivate::setMin(const QVariant &min)
323 {
323 {
324 Q_Q(QDateTimeAxis);
324 Q_Q(QDateTimeAxis);
325 if (min.canConvert(QVariant::DateTime))
325 if (min.canConvert(QVariant::DateTime))
326 q->setMin(min.toDateTime());
326 q->setMin(min.toDateTime());
327 }
327 }
328
328
329 void QDateTimeAxisPrivate::setMax(const QVariant &max)
329 void QDateTimeAxisPrivate::setMax(const QVariant &max)
330 {
330 {
331
331
332 Q_Q(QDateTimeAxis);
332 Q_Q(QDateTimeAxis);
333 if (max.canConvert(QVariant::DateTime))
333 if (max.canConvert(QVariant::DateTime))
334 q->setMax(max.toDateTime());
334 q->setMax(max.toDateTime());
335 }
335 }
336
336
337 void QDateTimeAxisPrivate::setRange(const QVariant &min, const QVariant &max)
337 void QDateTimeAxisPrivate::setRange(const QVariant &min, const QVariant &max)
338 {
338 {
339 Q_Q(QDateTimeAxis);
339 Q_Q(QDateTimeAxis);
340 if (min.canConvert(QVariant::DateTime) && max.canConvert(QVariant::DateTime))
340 if (min.canConvert(QVariant::DateTime) && max.canConvert(QVariant::DateTime))
341 q->setRange(min.toDateTime(), max.toDateTime());
341 q->setRange(min.toDateTime(), max.toDateTime());
342 }
342 }
343
343
344 void QDateTimeAxisPrivate::initializeGraphics(QGraphicsItem* parent)
344 void QDateTimeAxisPrivate::initializeGraphics(QGraphicsItem* parent)
345 {
345 {
346 Q_Q(QDateTimeAxis);
346 Q_Q(QDateTimeAxis);
347 ChartAxisElement *axis(0);
347 ChartAxisElement *axis(0);
348 if (m_chart->chartType() == QChart::ChartTypeCartesian) {
348 if (m_chart->chartType() == QChart::ChartTypeCartesian) {
349 if (orientation() == Qt::Vertical)
349 if (orientation() == Qt::Vertical)
350 axis = new ChartDateTimeAxisY(q,parent);
350 axis = new ChartDateTimeAxisY(q,parent);
351 if (orientation() == Qt::Horizontal)
351 if (orientation() == Qt::Horizontal)
352 axis = new ChartDateTimeAxisX(q,parent);
352 axis = new ChartDateTimeAxisX(q,parent);
353 }
353 }
354
354
355 if (m_chart->chartType() == QChart::ChartTypePolar) {
355 if (m_chart->chartType() == QChart::ChartTypePolar) {
356 if (orientation() == Qt::Vertical)
356 if (orientation() == Qt::Vertical)
357 axis = new PolarChartDateTimeAxisRadial(q, parent);
357 axis = new PolarChartDateTimeAxisRadial(q, parent);
358 if (orientation() == Qt::Horizontal)
358 if (orientation() == Qt::Horizontal)
359 axis = new PolarChartDateTimeAxisAngular(q, parent);
359 axis = new PolarChartDateTimeAxisAngular(q, parent);
360 }
360 }
361
361
362 m_item.reset(axis);
362 m_item.reset(axis);
363 QAbstractAxisPrivate::initializeGraphics(parent);
363 QAbstractAxisPrivate::initializeGraphics(parent);
364 }
364 }
365
365
366 void QDateTimeAxisPrivate::initializeDomain(AbstractDomain *domain)
366 void QDateTimeAxisPrivate::initializeDomain(AbstractDomain *domain)
367 {
367 {
368 if (m_max == m_min) {
368 if (m_max == m_min) {
369 if (orientation() == Qt::Vertical)
369 if (orientation() == Qt::Vertical)
370 setRange(domain->minY(), domain->maxY());
370 setRange(domain->minY(), domain->maxY());
371 else
371 else
372 setRange(domain->minX(), domain->maxX());
372 setRange(domain->minX(), domain->maxX());
373 } else {
373 } else {
374 if (orientation() == Qt::Vertical)
374 if (orientation() == Qt::Vertical)
375 domain->setRangeY(m_min, m_max);
375 domain->setRangeY(m_min, m_max);
376 else
376 else
377 domain->setRangeX(m_min, m_max);
377 domain->setRangeX(m_min, m_max);
378 }
378 }
379 }
379 }
380
380
381 #include "moc_qdatetimeaxis.cpp"
381 #include "moc_qdatetimeaxis.cpp"
382 #include "moc_qdatetimeaxis_p.cpp"
382 #include "moc_qdatetimeaxis_p.cpp"
383
383
384 QTCOMMERCIALCHART_END_NAMESPACE
384 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,396 +1,396
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qlogvalueaxis.h"
21 #include "qlogvalueaxis.h"
22 #include "qlogvalueaxis_p.h"
22 #include "qlogvalueaxis_p.h"
23 #include "chartlogvalueaxisx_p.h"
23 #include "chartlogvalueaxisx_p.h"
24 #include "chartlogvalueaxisy_p.h"
24 #include "chartlogvalueaxisy_p.h"
25 #include "polarchartlogvalueaxisangular_p.h"
25 #include "polarchartlogvalueaxisangular_p.h"
26 #include "polarchartlogvalueaxisradial_p.h"
26 #include "polarchartlogvalueaxisradial_p.h"
27 #include "abstractdomain_p.h"
27 #include "abstractdomain_p.h"
28 #include <float.h>
28 #include <float.h>
29 #include <cmath>
29 #include <cmath>
30
30
31 QTCOMMERCIALCHART_BEGIN_NAMESPACE
31 QTCOMMERCIALCHART_BEGIN_NAMESPACE
32 /*!
32 /*!
33 \class QLogValueAxis
33 \class QLogValueAxis
34 \brief The QLogValueAxis class is used for manipulating chart's axis.
34 \brief The QLogValueAxis class is used for manipulating chart's axis.
35 \mainclass
35 \mainclass
36
36
37 \note If a QLogValueAxis is attached to a series with one or more points with
37 \note If a QLogValueAxis is attached to a series with one or more points with
38 negative or zero values on the associated dimension, the series will not be
38 negative or zero values on the associated dimension, the series will not be
39 plotted at all. This is particularly relevant when XYModelMappers are used,
39 plotted at all. This is particularly relevant when XYModelMappers are used,
40 since empty cells in models typically contain zero values.
40 since empty cells in models typically contain zero values.
41 */
41 */
42
42
43 /*!
43 /*!
44 \qmlclass LogValuesAxis QLogValueAxis
44 \qmlclass LogValueAxis QLogValueAxis
45 \brief The LogValueAxis element is used for manipulating chart's axes
45 \brief The LogValueAxis element is used for manipulating chart's axes
46 \inherits AbstractAxis
46 \inherits AbstractAxis
47
47
48 \note If a LogValueAxis is attached to a series with one or more points with
48 \note If a LogValueAxis is attached to a series with one or more points with
49 negative or zero values on the associated dimension, the series will not be
49 negative or zero values on the associated dimension, the series will not be
50 plotted at all. This is particularly relevant when XYModelMappers are used,
50 plotted at all. This is particularly relevant when XYModelMappers are used,
51 since empty cells in models typically contain zero values.
51 since empty cells in models typically contain zero values.
52 */
52 */
53
53
54 /*!
54 /*!
55 \property QLogValueAxis::min
55 \property QLogValueAxis::min
56 Defines the minimum value on the axis.
56 Defines the minimum value on the axis.
57 When setting this property the max is adjusted if necessary, to ensure that the range remains valid.
57 When setting this property the max is adjusted if necessary, to ensure that the range remains valid.
58 Value has to be greater than 0.
58 Value has to be greater than 0.
59 */
59 */
60 /*!
60 /*!
61 \qmlproperty real LogValuesAxis::min
61 \qmlproperty real LogValueAxis::min
62 Defines the minimum value on the axis.
62 Defines the minimum value on the axis.
63 When setting this property the max is adjusted if necessary, to ensure that the range remains valid.
63 When setting this property the max is adjusted if necessary, to ensure that the range remains valid.
64 Value has to be greater than 0.
64 Value has to be greater than 0.
65 */
65 */
66
66
67 /*!
67 /*!
68 \property QLogValueAxis::max
68 \property QLogValueAxis::max
69 Defines the maximum value on the axis.
69 Defines the maximum value on the axis.
70 When setting this property the min is adjusted if necessary, to ensure that the range remains valid.
70 When setting this property the min is adjusted if necessary, to ensure that the range remains valid.
71 Value has to be greater than 0.
71 Value has to be greater than 0.
72 */
72 */
73 /*!
73 /*!
74 \qmlproperty real LogValuesAxis::max
74 \qmlproperty real LogValueAxis::max
75 Defines the maximum value on the axis.
75 Defines the maximum value on the axis.
76 When setting this property the min is adjusted if necessary, to ensure that the range remains valid.
76 When setting this property the min is adjusted if necessary, to ensure that the range remains valid.
77 Value has to be greater than 0.
77 Value has to be greater than 0.
78 */
78 */
79
79
80 /*!
80 /*!
81 \property QLogValueAxis::base
81 \property QLogValueAxis::base
82 Defines the base of the logarithm.
82 Defines the base of the logarithm.
83 Value has to be greater than 0 and not equal 1
83 Value has to be greater than 0 and not equal 1
84 */
84 */
85 /*!
85 /*!
86 \qmlproperty real LogValuesAxis::base
86 \qmlproperty real LogValueAxis::base
87 Defines the maximum value on the axis.
87 Defines the maximum value on the axis.
88 Defines the base of the logarithm.
88 Defines the base of the logarithm.
89 Value has to be greater than 0 and not equal 1
89 Value has to be greater than 0 and not equal 1
90 */
90 */
91
91
92 /*!
92 /*!
93 \property QLogValueAxis::labelFormat
93 \property QLogValueAxis::labelFormat
94 Defines the label format of the axis.
94 Defines the label format of the axis.
95 Supported specifiers are: d, i, o, x, X, f, F, e, E, g, G, c
95 Supported specifiers are: d, i, o, x, X, f, F, e, E, g, G, c
96 See QString::sprintf() for additional details.
96 See QString::sprintf() for additional details.
97 */
97 */
98 /*!
98 /*!
99 \qmlproperty real LogValuesAxis::labelFormat
99 \qmlproperty real LogValueAxis::labelFormat
100 Defines the label format of the axis.
100 Defines the label format of the axis.
101 Supported specifiers are: d, i, o, x, X, f, F, e, E, g, G, c
101 Supported specifiers are: d, i, o, x, X, f, F, e, E, g, G, c
102 See QString::sprintf() for additional details.
102 See QString::sprintf() for additional details.
103 */
103 */
104
104
105 /*!
105 /*!
106 \fn void QLogValueAxis::minChanged(qreal min)
106 \fn void QLogValueAxis::minChanged(qreal min)
107 Axis emits signal when \a min of axis has changed.
107 Axis emits signal when \a min of axis has changed.
108 */
108 */
109 /*!
109 /*!
110 \qmlsignal LogValuesAxis::onMinChanged(qreal min)
110 \qmlsignal LogValueAxis::onMinChanged(qreal min)
111 Axis emits signal when \a min of axis has changed.
111 Axis emits signal when \a min of axis has changed.
112 */
112 */
113
113
114 /*!
114 /*!
115 \fn void QLogValueAxis::maxChanged(qreal max)
115 \fn void QLogValueAxis::maxChanged(qreal max)
116 Axis emits signal when \a max of axis has changed.
116 Axis emits signal when \a max of axis has changed.
117 */
117 */
118 /*!
118 /*!
119 \qmlsignal LogValuesAxis::onMaxChanged(qreal max)
119 \qmlsignal LogValueAxis::onMaxChanged(qreal max)
120 Axis emits signal when \a max of axis has changed.
120 Axis emits signal when \a max of axis has changed.
121 */
121 */
122
122
123 /*!
123 /*!
124 \fn void QLogValueAxis::rangeChanged(qreal min, qreal max)
124 \fn void QLogValueAxis::rangeChanged(qreal min, qreal max)
125 Axis emits signal when \a min or \a max of axis has changed.
125 Axis emits signal when \a min or \a max of axis has changed.
126 */
126 */
127
127
128 /*!
128 /*!
129 \fn void QLogValueAxis::labelFormatChanged(const QString &format)
129 \fn void QLogValueAxis::labelFormatChanged(const QString &format)
130 Axis emits signal when \a format of axis labels has changed.
130 Axis emits signal when \a format of axis labels has changed.
131 */
131 */
132 /*!
132 /*!
133 \qmlsignal LogValueAxis::labelFormatChanged(const QString &format)
133 \qmlsignal LogValueAxis::labelFormatChanged(const QString &format)
134 Axis emits signal when \a format of axis labels has changed.
134 Axis emits signal when \a format of axis labels has changed.
135 */
135 */
136
136
137 /*!
137 /*!
138 \fn void QLogValueAxis::baseChanged(qreal base)
138 \fn void QLogValueAxis::baseChanged(qreal base)
139 Axis emits signal when \a base of logarithm of the axis has changed.
139 Axis emits signal when \a base of logarithm of the axis has changed.
140 */
140 */
141 /*!
141 /*!
142 \qmlsignal LogValuesAxis::baseChanged(qreal base)
142 \qmlsignal LogValueAxis::baseChanged(qreal base)
143 Axis emits signal when \a base of logarithm of the axis has changed.
143 Axis emits signal when \a base of logarithm of the axis has changed.
144 */
144 */
145
145
146 /*!
146 /*!
147 Constructs an axis object which is a child of \a parent.
147 Constructs an axis object which is a child of \a parent.
148 */
148 */
149 QLogValueAxis::QLogValueAxis(QObject *parent) :
149 QLogValueAxis::QLogValueAxis(QObject *parent) :
150 QAbstractAxis(*new QLogValueAxisPrivate(this), parent)
150 QAbstractAxis(*new QLogValueAxisPrivate(this), parent)
151 {
151 {
152
152
153 }
153 }
154
154
155 /*!
155 /*!
156 \internal
156 \internal
157 */
157 */
158 QLogValueAxis::QLogValueAxis(QLogValueAxisPrivate &d, QObject *parent) : QAbstractAxis(d, parent)
158 QLogValueAxis::QLogValueAxis(QLogValueAxisPrivate &d, QObject *parent) : QAbstractAxis(d, parent)
159 {
159 {
160
160
161 }
161 }
162
162
163 /*!
163 /*!
164 Destroys the object
164 Destroys the object
165 */
165 */
166 QLogValueAxis::~QLogValueAxis()
166 QLogValueAxis::~QLogValueAxis()
167 {
167 {
168 Q_D(QLogValueAxis);
168 Q_D(QLogValueAxis);
169 if (d->m_chart)
169 if (d->m_chart)
170 d->m_chart->removeAxis(this);
170 d->m_chart->removeAxis(this);
171 }
171 }
172
172
173 void QLogValueAxis::setMin(qreal min)
173 void QLogValueAxis::setMin(qreal min)
174 {
174 {
175 Q_D(QLogValueAxis);
175 Q_D(QLogValueAxis);
176 setRange(min, qMax(d->m_max, min));
176 setRange(min, qMax(d->m_max, min));
177 }
177 }
178
178
179 qreal QLogValueAxis::min() const
179 qreal QLogValueAxis::min() const
180 {
180 {
181 Q_D(const QLogValueAxis);
181 Q_D(const QLogValueAxis);
182 return d->m_min;
182 return d->m_min;
183 }
183 }
184
184
185 void QLogValueAxis::setMax(qreal max)
185 void QLogValueAxis::setMax(qreal max)
186 {
186 {
187 Q_D(QLogValueAxis);
187 Q_D(QLogValueAxis);
188 setRange(qMin(d->m_min, max), max);
188 setRange(qMin(d->m_min, max), max);
189 }
189 }
190
190
191 qreal QLogValueAxis::max() const
191 qreal QLogValueAxis::max() const
192 {
192 {
193 Q_D(const QLogValueAxis);
193 Q_D(const QLogValueAxis);
194 return d->m_max;
194 return d->m_max;
195 }
195 }
196
196
197 /*!
197 /*!
198 Sets range from \a min to \a max on the axis.
198 Sets range from \a min to \a max on the axis.
199 If min is greater than max then this function returns without making any changes.
199 If min is greater than max then this function returns without making any changes.
200 */
200 */
201 void QLogValueAxis::setRange(qreal min, qreal max)
201 void QLogValueAxis::setRange(qreal min, qreal max)
202 {
202 {
203 Q_D(QLogValueAxis);
203 Q_D(QLogValueAxis);
204 bool changed = false;
204 bool changed = false;
205
205
206 if (min > max)
206 if (min > max)
207 return;
207 return;
208
208
209 if (min > 0) {
209 if (min > 0) {
210 if (!qFuzzyCompare(d->m_min, min)) {
210 if (!qFuzzyCompare(d->m_min, min)) {
211 d->m_min = min;
211 d->m_min = min;
212 changed = true;
212 changed = true;
213 emit minChanged(min);
213 emit minChanged(min);
214 }
214 }
215
215
216 if (!qFuzzyCompare(d->m_max, max)) {
216 if (!qFuzzyCompare(d->m_max, max)) {
217 d->m_max = max;
217 d->m_max = max;
218 changed = true;
218 changed = true;
219 emit maxChanged(max);
219 emit maxChanged(max);
220 }
220 }
221
221
222 if (changed) {
222 if (changed) {
223 emit rangeChanged(min, max);
223 emit rangeChanged(min, max);
224 emit d->rangeChanged(min,max);
224 emit d->rangeChanged(min,max);
225 }
225 }
226 }
226 }
227 }
227 }
228
228
229 void QLogValueAxis::setLabelFormat(const QString &format)
229 void QLogValueAxis::setLabelFormat(const QString &format)
230 {
230 {
231 Q_D(QLogValueAxis);
231 Q_D(QLogValueAxis);
232 d->m_format = format;
232 d->m_format = format;
233 emit labelFormatChanged(format);
233 emit labelFormatChanged(format);
234 }
234 }
235
235
236 QString QLogValueAxis::labelFormat() const
236 QString QLogValueAxis::labelFormat() const
237 {
237 {
238 Q_D(const QLogValueAxis);
238 Q_D(const QLogValueAxis);
239 return d->m_format;
239 return d->m_format;
240 }
240 }
241
241
242 void QLogValueAxis::setBase(qreal base)
242 void QLogValueAxis::setBase(qreal base)
243 {
243 {
244 // check if base is correct
244 // check if base is correct
245 if (qFuzzyCompare(base, 1))
245 if (qFuzzyCompare(base, 1))
246 return;
246 return;
247
247
248 if (base > 0) {
248 if (base > 0) {
249 Q_D(QLogValueAxis);
249 Q_D(QLogValueAxis);
250 d->m_base = base;
250 d->m_base = base;
251 emit baseChanged(base);
251 emit baseChanged(base);
252 }
252 }
253 }
253 }
254
254
255 qreal QLogValueAxis::base() const
255 qreal QLogValueAxis::base() const
256 {
256 {
257 Q_D(const QLogValueAxis);
257 Q_D(const QLogValueAxis);
258 return d->m_base;
258 return d->m_base;
259 }
259 }
260
260
261 /*!
261 /*!
262 Returns the type of the axis
262 Returns the type of the axis
263 */
263 */
264 QAbstractAxis::AxisType QLogValueAxis::type() const
264 QAbstractAxis::AxisType QLogValueAxis::type() const
265 {
265 {
266 return AxisTypeLogValue;
266 return AxisTypeLogValue;
267 }
267 }
268
268
269 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
269 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
270
270
271 QLogValueAxisPrivate::QLogValueAxisPrivate(QLogValueAxis *q)
271 QLogValueAxisPrivate::QLogValueAxisPrivate(QLogValueAxis *q)
272 : QAbstractAxisPrivate(q),
272 : QAbstractAxisPrivate(q),
273 m_min(1),
273 m_min(1),
274 m_max(1),
274 m_max(1),
275 m_base(10),
275 m_base(10),
276 m_format(QString::null)
276 m_format(QString::null)
277 {
277 {
278 }
278 }
279
279
280 QLogValueAxisPrivate::~QLogValueAxisPrivate()
280 QLogValueAxisPrivate::~QLogValueAxisPrivate()
281 {
281 {
282
282
283 }
283 }
284
284
285 void QLogValueAxisPrivate::setMin(const QVariant &min)
285 void QLogValueAxisPrivate::setMin(const QVariant &min)
286 {
286 {
287 Q_Q(QLogValueAxis);
287 Q_Q(QLogValueAxis);
288 bool ok;
288 bool ok;
289 qreal value = min.toReal(&ok);
289 qreal value = min.toReal(&ok);
290 if (ok)
290 if (ok)
291 q->setMin(value);
291 q->setMin(value);
292 }
292 }
293
293
294 void QLogValueAxisPrivate::setMax(const QVariant &max)
294 void QLogValueAxisPrivate::setMax(const QVariant &max)
295 {
295 {
296
296
297 Q_Q(QLogValueAxis);
297 Q_Q(QLogValueAxis);
298 bool ok;
298 bool ok;
299 qreal value = max.toReal(&ok);
299 qreal value = max.toReal(&ok);
300 if (ok)
300 if (ok)
301 q->setMax(value);
301 q->setMax(value);
302 }
302 }
303
303
304 void QLogValueAxisPrivate::setRange(const QVariant &min, const QVariant &max)
304 void QLogValueAxisPrivate::setRange(const QVariant &min, const QVariant &max)
305 {
305 {
306 Q_Q(QLogValueAxis);
306 Q_Q(QLogValueAxis);
307 bool ok1;
307 bool ok1;
308 bool ok2;
308 bool ok2;
309 qreal value1 = min.toReal(&ok1);
309 qreal value1 = min.toReal(&ok1);
310 qreal value2 = max.toReal(&ok2);
310 qreal value2 = max.toReal(&ok2);
311 if (ok1 && ok2)
311 if (ok1 && ok2)
312 q->setRange(value1, value2);
312 q->setRange(value1, value2);
313 }
313 }
314
314
315 void QLogValueAxisPrivate::setRange(qreal min, qreal max)
315 void QLogValueAxisPrivate::setRange(qreal min, qreal max)
316 {
316 {
317 Q_Q(QLogValueAxis);
317 Q_Q(QLogValueAxis);
318 bool changed = false;
318 bool changed = false;
319
319
320 if (min > max)
320 if (min > max)
321 return;
321 return;
322
322
323 if (min > 0) {
323 if (min > 0) {
324 if (!qFuzzyCompare(m_min, min)) {
324 if (!qFuzzyCompare(m_min, min)) {
325 m_min = min;
325 m_min = min;
326 changed = true;
326 changed = true;
327 emit q->minChanged(min);
327 emit q->minChanged(min);
328 }
328 }
329
329
330 if (!qFuzzyCompare(m_max, max)) {
330 if (!qFuzzyCompare(m_max, max)) {
331 m_max = max;
331 m_max = max;
332 changed = true;
332 changed = true;
333 emit q->maxChanged(max);
333 emit q->maxChanged(max);
334 }
334 }
335
335
336 if (changed) {
336 if (changed) {
337 emit rangeChanged(min,max);
337 emit rangeChanged(min,max);
338 emit q->rangeChanged(min, max);
338 emit q->rangeChanged(min, max);
339 }
339 }
340 }
340 }
341 }
341 }
342
342
343 void QLogValueAxisPrivate::initializeGraphics(QGraphicsItem *parent)
343 void QLogValueAxisPrivate::initializeGraphics(QGraphicsItem *parent)
344 {
344 {
345 Q_Q(QLogValueAxis);
345 Q_Q(QLogValueAxis);
346 ChartAxisElement *axis(0);
346 ChartAxisElement *axis(0);
347
347
348 if (m_chart->chartType() == QChart::ChartTypeCartesian) {
348 if (m_chart->chartType() == QChart::ChartTypeCartesian) {
349 if (orientation() == Qt::Vertical)
349 if (orientation() == Qt::Vertical)
350 axis = new ChartLogValueAxisY(q,parent);
350 axis = new ChartLogValueAxisY(q,parent);
351 if (orientation() == Qt::Horizontal)
351 if (orientation() == Qt::Horizontal)
352 axis = new ChartLogValueAxisX(q,parent);
352 axis = new ChartLogValueAxisX(q,parent);
353 }
353 }
354
354
355 if (m_chart->chartType() == QChart::ChartTypePolar) {
355 if (m_chart->chartType() == QChart::ChartTypePolar) {
356 if (orientation() == Qt::Vertical)
356 if (orientation() == Qt::Vertical)
357 axis = new PolarChartLogValueAxisRadial(q, parent);
357 axis = new PolarChartLogValueAxisRadial(q, parent);
358 if (orientation() == Qt::Horizontal)
358 if (orientation() == Qt::Horizontal)
359 axis = new PolarChartLogValueAxisAngular(q, parent);
359 axis = new PolarChartLogValueAxisAngular(q, parent);
360 }
360 }
361
361
362 m_item.reset(axis);
362 m_item.reset(axis);
363 QAbstractAxisPrivate::initializeGraphics(parent);
363 QAbstractAxisPrivate::initializeGraphics(parent);
364 }
364 }
365
365
366
366
367 void QLogValueAxisPrivate::initializeDomain(AbstractDomain *domain)
367 void QLogValueAxisPrivate::initializeDomain(AbstractDomain *domain)
368 {
368 {
369 if (orientation() == Qt::Vertical) {
369 if (orientation() == Qt::Vertical) {
370 if (!qFuzzyCompare(m_max, m_min)) {
370 if (!qFuzzyCompare(m_max, m_min)) {
371 domain->setRangeY(m_min, m_max);
371 domain->setRangeY(m_min, m_max);
372 } else if ( domain->minY() > 0) {
372 } else if ( domain->minY() > 0) {
373 setRange(domain->minY(), domain->maxY());
373 setRange(domain->minY(), domain->maxY());
374 } else if (domain->maxY() > 0) {
374 } else if (domain->maxY() > 0) {
375 domain->setRangeY(m_min, domain->maxY());
375 domain->setRangeY(m_min, domain->maxY());
376 } else {
376 } else {
377 domain->setRangeY(1, 10);
377 domain->setRangeY(1, 10);
378 }
378 }
379 }
379 }
380 if (orientation() == Qt::Horizontal) {
380 if (orientation() == Qt::Horizontal) {
381 if (!qFuzzyCompare(m_max, m_min)) {
381 if (!qFuzzyCompare(m_max, m_min)) {
382 domain->setRangeX(m_min, m_max);
382 domain->setRangeX(m_min, m_max);
383 } else if (domain->minX() > 0){
383 } else if (domain->minX() > 0){
384 setRange(domain->minX(), domain->maxX());
384 setRange(domain->minX(), domain->maxX());
385 } else if (domain->maxX() > 0) {
385 } else if (domain->maxX() > 0) {
386 domain->setRangeX(m_min, domain->maxX());
386 domain->setRangeX(m_min, domain->maxX());
387 } else {
387 } else {
388 domain->setRangeX(1, 10);
388 domain->setRangeX(1, 10);
389 }
389 }
390 }
390 }
391 }
391 }
392
392
393 #include "moc_qlogvalueaxis.cpp"
393 #include "moc_qlogvalueaxis.cpp"
394 #include "moc_qlogvalueaxis_p.cpp"
394 #include "moc_qlogvalueaxis_p.cpp"
395
395
396 QTCOMMERCIALCHART_END_NAMESPACE
396 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,1007 +1,999
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qabstractaxis.h"
21 #include "qabstractaxis.h"
22 #include "qabstractaxis_p.h"
22 #include "qabstractaxis_p.h"
23 #include "chartdataset_p.h"
23 #include "chartdataset_p.h"
24 #include "charttheme_p.h"
24 #include "charttheme_p.h"
25
25
26 QTCOMMERCIALCHART_BEGIN_NAMESPACE
26 QTCOMMERCIALCHART_BEGIN_NAMESPACE
27
27
28 /*!
28 /*!
29 \class QAbstractAxis
29 \class QAbstractAxis
30 \brief The QAbstractAxis class is used for manipulating chart's axis.
30 \brief The QAbstractAxis class is used for manipulating chart's axis.
31 \mainclass
31 \mainclass
32
32
33 There is only one x Axis visible at the time, however there can be multiple y axes.
33 Each series can be bound to one or more horizontal and vertical axes, but mixing axis types
34 Each chart series can be bound to exactly one Y axis and the shared common X axis.
34 that would result in different domains is not supported, such as specifying
35 Axis can be setup to show axis line with tick marks, grid lines and shades.
35 QValueAxis and QLogValueAxis on the same orientation.
36
37 Properties and visibility of various axis elements such as axis line, title, labels, grid lines,
38 and shades can be individually controlled.
36 */
39 */
37
40
38 /*!
41 /*!
39 \qmlclass AbstractAxis QAbstractAxis
42 \qmlclass AbstractAxis QAbstractAxis
40 \brief The Axis element is used for manipulating chart's axes
43 \brief The AbstractAxis is a base element used for specialized axis elements
41
44
42 There is only one x Axis visible at the time, however there can be multiple y axes on a ChartView.
45 Each series can be bound to only one horizontal and vertical axis.
43 Each chart series can be bound to exactly one Y axis and the shared common X axis.
44 Axis can be setup to show axis line with tick marks, grid lines and shades.
45
46
46 To access Axes you can use ChartView API. For example:
47 Properties and visibility of various axis elements such as axis line, title, labels, grid lines,
47 \code
48 and shades can be individually controlled.
48 ChartView {
49 axisX.min: 0
50 axisX.max: 3
51 axisX.ticksCount: 4
52 axisY.min: 0
53 axisY.max: 4
54 // Add a few series...
55 }
56 \endcode
57 */
49 */
58
50
59 /*!
51 /*!
60 \enum QAbstractAxis::AxisType
52 \enum QAbstractAxis::AxisType
61
53
62 The type of the series object.
54 The type of the series object.
63
55
64 \value AxisTypeNoAxis
56 \value AxisTypeNoAxis
65 \value AxisTypeValue
57 \value AxisTypeValue
66 \value AxisTypeBarCategory
58 \value AxisTypeBarCategory
67 \value AxisTypeCategory
59 \value AxisTypeCategory
68 \value AxisTypeDateTime
60 \value AxisTypeDateTime
69 \value AxisTypeLogValue
61 \value AxisTypeLogValue
70 */
62 */
71
63
72 /*!
64 /*!
73 *\fn void QAbstractAxis::type() const
65 *\fn void QAbstractAxis::type() const
74 Returns the type of the axis
66 Returns the type of the axis
75 */
67 */
76
68
77 /*!
69 /*!
78 \property QAbstractAxis::lineVisible
70 \property QAbstractAxis::lineVisible
79 The visibility of the axis line
71 The visibility of the axis line
80 */
72 */
81 /*!
73 /*!
82 \qmlproperty bool AbstractAxis::lineVisible
74 \qmlproperty bool AbstractAxis::lineVisible
83 The visibility of the axis line
75 The visibility of the axis line
84 */
76 */
85
77
86 /*!
78 /*!
87 \property QAbstractAxis::linePen
79 \property QAbstractAxis::linePen
88 The pen of the line.
80 The pen of the line.
89 */
81 */
90
82
91 /*!
83 /*!
92 \property QAbstractAxis::labelsVisible
84 \property QAbstractAxis::labelsVisible
93 Defines if axis labels are visible.
85 Defines if axis labels are visible.
94 */
86 */
95 /*!
87 /*!
96 \qmlproperty bool AbstractAxis::labelsVisible
88 \qmlproperty bool AbstractAxis::labelsVisible
97 Defines if axis labels are visible.
89 Defines if axis labels are visible.
98 */
90 */
99
91
100 /*!
92 /*!
101 \property QAbstractAxis::labelsPen
93 \property QAbstractAxis::labelsPen
102 The pen of the labels.
94 The pen of the labels.
103 */
95 */
104
96
105 /*!
97 /*!
106 \property QAbstractAxis::labelsBrush
98 \property QAbstractAxis::labelsBrush
107 The brush of the labels.
99 The brush of the labels.
108 */
100 */
109
101
110 /*!
102 /*!
111 \property QAbstractAxis::visible
103 \property QAbstractAxis::visible
112 The visibility of the axis.
104 The visibility of the axis.
113 */
105 */
114 /*!
106 /*!
115 \qmlproperty bool AbstractAxis::visible
107 \qmlproperty bool AbstractAxis::visible
116 The visibility of the axis.
108 The visibility of the axis.
117 */
109 */
118
110
119 /*!
111 /*!
120 \property QAbstractAxis::gridVisible
112 \property QAbstractAxis::gridVisible
121 The visibility of the grid lines.
113 The visibility of the grid lines.
122 */
114 */
123 /*!
115 /*!
124 \qmlproperty bool AbstractAxis::gridVisible
116 \qmlproperty bool AbstractAxis::gridVisible
125 The visibility of the grid lines.
117 The visibility of the grid lines.
126 */
118 */
127
119
128 /*!
120 /*!
129 \property QAbstractAxis::color
121 \property QAbstractAxis::color
130 The color of the axis and ticks.
122 The color of the axis and ticks.
131 */
123 */
132 /*!
124 /*!
133 \qmlproperty color AbstractAxis::color
125 \qmlproperty color AbstractAxis::color
134 The color of the axis and ticks.
126 The color of the axis and ticks.
135 */
127 */
136
128
137 /*!
129 /*!
138 \property QAbstractAxis::gridLinePen
130 \property QAbstractAxis::gridLinePen
139 The pen of the grid line.
131 The pen of the grid line.
140 */
132 */
141
133
142 /*!
134 /*!
143 \property QAbstractAxis::labelsFont
135 \property QAbstractAxis::labelsFont
144 The font of the axis labels.
136 The font of the axis labels.
145 */
137 */
146
138
147 /*!
139 /*!
148 \qmlproperty Font AbstractAxis::labelsFont
140 \qmlproperty Font AbstractAxis::labelsFont
149 The font of the axis labels.
141 The font of the axis labels.
150
142
151 See the \l {Font} {QML Font Element} for detailed documentation.
143 See the \l {Font} {QML Font Element} for detailed documentation.
152 */
144 */
153
145
154 /*!
146 /*!
155 \property QAbstractAxis::labelsColor
147 \property QAbstractAxis::labelsColor
156 The color of the axis labels.
148 The color of the axis labels.
157 */
149 */
158 /*!
150 /*!
159 \qmlproperty color AbstractAxis::labelsColor
151 \qmlproperty color AbstractAxis::labelsColor
160 The color of the axis labels.
152 The color of the axis labels.
161 */
153 */
162
154
163 /*!
155 /*!
164 \property QAbstractAxis::labelsAngle
156 \property QAbstractAxis::labelsAngle
165 The angle of the axis labels in degrees.
157 The angle of the axis labels in degrees.
166 */
158 */
167 /*!
159 /*!
168 \qmlproperty int AbstractAxis::labelsAngle
160 \qmlproperty int AbstractAxis::labelsAngle
169 The angle of the axis labels in degrees.
161 The angle of the axis labels in degrees.
170 */
162 */
171
163
172 /*!
164 /*!
173 \property QAbstractAxis::shadesVisible
165 \property QAbstractAxis::shadesVisible
174 The visibility of the axis shades.
166 The visibility of the axis shades.
175 */
167 */
176 /*!
168 /*!
177 \qmlproperty bool AbstractAxis::shadesVisible
169 \qmlproperty bool AbstractAxis::shadesVisible
178 The visibility of the axis shades.
170 The visibility of the axis shades.
179 */
171 */
180
172
181 /*!
173 /*!
182 \property QAbstractAxis::shadesColor
174 \property QAbstractAxis::shadesColor
183 The fill (brush) color of the axis shades.
175 The fill (brush) color of the axis shades.
184 */
176 */
185 /*!
177 /*!
186 \qmlproperty color AbstractAxis::shadesColor
178 \qmlproperty color AbstractAxis::shadesColor
187 The fill (brush) color of the axis shades.
179 The fill (brush) color of the axis shades.
188 */
180 */
189
181
190 /*!
182 /*!
191 \property QAbstractAxis::shadesBorderColor
183 \property QAbstractAxis::shadesBorderColor
192 The border (pen) color of the axis shades.
184 The border (pen) color of the axis shades.
193 */
185 */
194 /*!
186 /*!
195 \qmlproperty color AbstractAxis::shadesBorderColor
187 \qmlproperty color AbstractAxis::shadesBorderColor
196 The border (pen) color of the axis shades.
188 The border (pen) color of the axis shades.
197 */
189 */
198
190
199 /*!
191 /*!
200 \property QAbstractAxis::shadesPen
192 \property QAbstractAxis::shadesPen
201 The pen of the axis shades (area between grid lines).
193 The pen of the axis shades (area between grid lines).
202 */
194 */
203
195
204 /*!
196 /*!
205 \property QAbstractAxis::shadesBrush
197 \property QAbstractAxis::shadesBrush
206 The brush of the axis shades (area between grid lines).
198 The brush of the axis shades (area between grid lines).
207 */
199 */
208
200
209 /*!
201 /*!
210 \property QAbstractAxis::titleVisible
202 \property QAbstractAxis::titleVisible
211 The visibility of the axis title. By default the value is true.
203 The visibility of the axis title. By default the value is true.
212 */
204 */
213 /*!
205 /*!
214 \qmlproperty bool AbstractAxis::titleVisible
206 \qmlproperty bool AbstractAxis::titleVisible
215 The visibility of the axis title. By default the value is true.
207 The visibility of the axis title. By default the value is true.
216 */
208 */
217
209
218 /*!
210 /*!
219 \property QAbstractAxis::titleText
211 \property QAbstractAxis::titleText
220 The title of the axis. Empty by default.
212 The title of the axis. Empty by default.
221 */
213 */
222 /*!
214 /*!
223 \qmlproperty String AbstractAxis::titleText
215 \qmlproperty String AbstractAxis::titleText
224 The title of the axis. Empty by default.
216 The title of the axis. Empty by default.
225 */
217 */
226
218
227 /*!
219 /*!
228 \property QAbstractAxis::titlePen
220 \property QAbstractAxis::titlePen
229 The pen of the title text.
221 The pen of the title text.
230 */
222 */
231
223
232 /*!
224 /*!
233 \property QAbstractAxis::titleBrush
225 \property QAbstractAxis::titleBrush
234 The brush of the title text.
226 The brush of the title text.
235 */
227 */
236
228
237 /*!
229 /*!
238 \property QAbstractAxis::titleFont
230 \property QAbstractAxis::titleFont
239 The font of the title of the axis.
231 The font of the title of the axis.
240 */
232 */
241 /*!
233 /*!
242 \qmlproperty Font AbstractAxis::titleFont
234 \qmlproperty Font AbstractAxis::titleFont
243 The font of the title of the axis.
235 The font of the title of the axis.
244 */
236 */
245
237
246 /*!
238 /*!
247 \property QAbstractAxis::orientation
239 \property QAbstractAxis::orientation
248 The orientation of the axis. Fixed to either Qt::Horizontal or Qt::Vertical when you add the axis to a chart.
240 The orientation of the axis. Fixed to either Qt::Horizontal or Qt::Vertical when you add the axis to a chart.
249 */
241 */
250 /*!
242 /*!
251 \qmlproperty Qt.Orientation AbstractAxis::orientation
243 \qmlproperty Qt.Orientation AbstractAxis::orientation
252 The orientation of the axis. Fixed to either Qt.Horizontal or Qt.Vertical when the axis is set to a Chart/Series.
244 The orientation of the axis. Fixed to either Qt.Horizontal or Qt.Vertical when the axis is set to a series.
253 */
245 */
254
246
255 /*!
247 /*!
256 \property QAbstractAxis::alignment
248 \property QAbstractAxis::alignment
257 The alignment of the axis. Can be Qt::AlignLeft, Qt::AlignRight, Qt::AlignBottom, or Qt::AlignTop.
249 The alignment of the axis. Can be Qt::AlignLeft, Qt::AlignRight, Qt::AlignBottom, or Qt::AlignTop.
258 */
250 */
259 /*!
251 /*!
260 \qmlproperty alignment AbstractAxis::alignment
252 \qmlproperty alignment AbstractAxis::alignment
261 The alignment of the axis. Can be Qt.AlignLeft, Qt.AlignRight, Qt.AlignBottom, or Qt.AlignTop.
253 The alignment of the axis. Can be Qt.AlignLeft, Qt.AlignRight, Qt.AlignBottom, or Qt.AlignTop.
262 */
254 */
263
255
264 /*!
256 /*!
265 \fn void QAbstractAxis::visibleChanged(bool visible)
257 \fn void QAbstractAxis::visibleChanged(bool visible)
266 Visibility of the axis has changed to \a visible.
258 Visibility of the axis has changed to \a visible.
267 */
259 */
268 /*!
260 /*!
269 \qmlsignal AbstractAxis::onVisibleChanged(bool visible)
261 \qmlsignal AbstractAxis::onVisibleChanged(bool visible)
270 Visibility of the axis has changed to \a visible.
262 Visibility of the axis has changed to \a visible.
271 */
263 */
272
264
273 /*!
265 /*!
274 \fn void QAbstractAxis::linePenChanged(const QPen& pen)
266 \fn void QAbstractAxis::linePenChanged(const QPen& pen)
275 The pen of the line of the axis has changed to \a pen.
267 The pen of the line of the axis has changed to \a pen.
276 */
268 */
277
269
278 /*!
270 /*!
279 \fn void QAbstractAxis::lineVisibleChanged(bool visible)
271 \fn void QAbstractAxis::lineVisibleChanged(bool visible)
280 Visibility of the axis line has changed to \a visible.
272 Visibility of the axis line has changed to \a visible.
281 */
273 */
282 /*!
274 /*!
283 \qmlsignal AbstractAxis::onLineVisibleChanged(bool visible)
275 \qmlsignal AbstractAxis::onLineVisibleChanged(bool visible)
284 Visibility of the axis line has changed to \a visible.
276 Visibility of the axis line has changed to \a visible.
285 */
277 */
286
278
287 /*!
279 /*!
288 \fn void QAbstractAxis::labelsVisibleChanged(bool visible)
280 \fn void QAbstractAxis::labelsVisibleChanged(bool visible)
289 Visibility of the labels of the axis has changed to \a visible.
281 Visibility of the labels of the axis has changed to \a visible.
290 */
282 */
291 /*!
283 /*!
292 \qmlsignal AbstractAxis::onLabelsVisibleChanged(bool visible)
284 \qmlsignal AbstractAxis::onLabelsVisibleChanged(bool visible)
293 Visibility of the labels of the axis has changed to \a visible.
285 Visibility of the labels of the axis has changed to \a visible.
294 */
286 */
295
287
296 /*!
288 /*!
297 \fn void QAbstractAxis::labelsFontChanged(const QFont& font)
289 \fn void QAbstractAxis::labelsFontChanged(const QFont& font)
298 The font of the axis labels has changed to \a font.
290 The font of the axis labels has changed to \a font.
299 */
291 */
300 /*!
292 /*!
301 \qmlsignal AbstractAxis::onLabelsFontChanged(Font font)
293 \qmlsignal AbstractAxis::onLabelsFontChanged(Font font)
302 The font of the axis labels has changed to \a font.
294 The font of the axis labels has changed to \a font.
303 */
295 */
304
296
305 /*!
297 /*!
306 \fn void QAbstractAxis::labelsPenChanged(const QPen& pen)
298 \fn void QAbstractAxis::labelsPenChanged(const QPen& pen)
307 The pen of the axis labels has changed to \a pen.
299 The pen of the axis labels has changed to \a pen.
308 */
300 */
309
301
310 /*!
302 /*!
311 \fn void QAbstractAxis::labelsBrushChanged(const QBrush& brush)
303 \fn void QAbstractAxis::labelsBrushChanged(const QBrush& brush)
312 The brush of the axis labels has changed to \a brush.
304 The brush of the axis labels has changed to \a brush.
313 */
305 */
314
306
315 /*!
307 /*!
316 \fn void QAbstractAxis::labelsAngleChanged(int angle)
308 \fn void QAbstractAxis::labelsAngleChanged(int angle)
317 The angle of the axis labels has changed to \a angle.
309 The angle of the axis labels has changed to \a angle.
318 */
310 */
319 /*!
311 /*!
320 \qmlsignal AbstractAxis::onLabelsAngleChanged(int angle)
312 \qmlsignal AbstractAxis::onLabelsAngleChanged(int angle)
321 The angle of the axis labels has changed to \a angle.
313 The angle of the axis labels has changed to \a angle.
322 */
314 */
323
315
324 /*!
316 /*!
325 \fn void QAbstractAxis::gridVisibleChanged(bool visible)
317 \fn void QAbstractAxis::gridVisibleChanged(bool visible)
326 Visibility of the grid lines of the axis has changed to \a visible.
318 Visibility of the grid lines of the axis has changed to \a visible.
327 */
319 */
328 /*!
320 /*!
329 \qmlsignal AbstractAxis::onGridVisibleChanged(bool visible)
321 \qmlsignal AbstractAxis::onGridVisibleChanged(bool visible)
330 Visibility of the grid lines of the axis has changed to \a visible.
322 Visibility of the grid lines of the axis has changed to \a visible.
331 */
323 */
332
324
333 /*!
325 /*!
334 \fn void QAbstractAxis::gridLinePenChanged(const QPen& pen)
326 \fn void QAbstractAxis::gridLinePenChanged(const QPen& pen)
335 The pen of the grid line has changed to \a pen.
327 The pen of the grid line has changed to \a pen.
336 */
328 */
337
329
338 /*!
330 /*!
339 \fn void QAbstractAxis::colorChanged(QColor color)
331 \fn void QAbstractAxis::colorChanged(QColor color)
340 Emitted if the \a color of the axis is changed.
332 Emitted if the \a color of the axis is changed.
341 */
333 */
342 /*!
334 /*!
343 \qmlsignal AbstractAxis::onColorChanged(QColor color)
335 \qmlsignal AbstractAxis::onColorChanged(QColor color)
344 Emitted if the \a color of the axis is changed.
336 Emitted if the \a color of the axis is changed.
345 */
337 */
346
338
347 /*!
339 /*!
348 \fn void QAbstractAxis::labelsColorChanged(QColor color)
340 \fn void QAbstractAxis::labelsColorChanged(QColor color)
349 Emitted if the \a color of the axis labels is changed.
341 Emitted if the \a color of the axis labels is changed.
350 */
342 */
351 /*!
343 /*!
352 \qmlsignal AbstractAxis::onLabelsColorChanged(QColor color)
344 \qmlsignal AbstractAxis::onLabelsColorChanged(QColor color)
353 Emitted if the \a color of the axis labels is changed.
345 Emitted if the \a color of the axis labels is changed.
354 */
346 */
355
347
356 /*!
348 /*!
357 \fn void QAbstractAxis::titleVisibleChanged(bool visible)
349 \fn void QAbstractAxis::titleVisibleChanged(bool visible)
358 Visibility of the title text of the axis has changed to \a visible.
350 Visibility of the title text of the axis has changed to \a visible.
359 */
351 */
360 /*!
352 /*!
361 \qmlsignal AbstractAxis::onTitleVisibleChanged(bool visible)
353 \qmlsignal AbstractAxis::onTitleVisibleChanged(bool visible)
362 Visibility of the title text of the axis has changed to \a visible.
354 Visibility of the title text of the axis has changed to \a visible.
363 */
355 */
364
356
365 /*!
357 /*!
366 \fn void QAbstractAxis::titleTextChanged(const QString& text)
358 \fn void QAbstractAxis::titleTextChanged(const QString& text)
367 The text of the axis title has changed to \a text.
359 The text of the axis title has changed to \a text.
368 */
360 */
369 /*!
361 /*!
370 \qmlsignal AbstractAxis::onTitleTextChanged(String text)
362 \qmlsignal AbstractAxis::onTitleTextChanged(String text)
371 The text of the axis title has changed to \a text.
363 The text of the axis title has changed to \a text.
372 */
364 */
373
365
374 /*!
366 /*!
375 \fn void QAbstractAxis::titlePenChanged(const QPen& pen)
367 \fn void QAbstractAxis::titlePenChanged(const QPen& pen)
376 The pen of the axis shades has changed to \a pen.
368 The pen of the axis shades has changed to \a pen.
377 */
369 */
378
370
379 /*!
371 /*!
380 \fn void QAbstractAxis::titleBrushChanged(const QBrush& brush)
372 \fn void QAbstractAxis::titleBrushChanged(const QBrush& brush)
381 The brush of the axis title has changed to \a brush.
373 The brush of the axis title has changed to \a brush.
382 */
374 */
383
375
384 /*!
376 /*!
385 \fn void QAbstractAxis::titleFontChanged(const QFont& font)
377 \fn void QAbstractAxis::titleFontChanged(const QFont& font)
386 The font of the axis title has changed to \a font.
378 The font of the axis title has changed to \a font.
387 */
379 */
388 /*!
380 /*!
389 \qmlsignal AbstractAxis::onTitleFontChanged(Font font)
381 \qmlsignal AbstractAxis::onTitleFontChanged(Font font)
390 The font of the axis title has changed to \a font.
382 The font of the axis title has changed to \a font.
391 */
383 */
392
384
393 /*!
385 /*!
394 \fn void QAbstractAxis::shadesVisibleChanged(bool)
386 \fn void QAbstractAxis::shadesVisibleChanged(bool)
395 Emitted if the visibility of the axis shades is changed to \a visible.
387 Emitted if the visibility of the axis shades is changed to \a visible.
396 */
388 */
397 /*!
389 /*!
398 \qmlsignal AbstractAxis::onShadesVisibleChanged(bool visible)
390 \qmlsignal AbstractAxis::onShadesVisibleChanged(bool visible)
399 Emitted if the visibility of the axis shades is changed to \a visible.
391 Emitted if the visibility of the axis shades is changed to \a visible.
400 */
392 */
401
393
402 /*!
394 /*!
403 \fn void QAbstractAxis::shadesColorChanged(QColor color)
395 \fn void QAbstractAxis::shadesColorChanged(QColor color)
404 Emitted if the \a color of the axis shades is changed.
396 Emitted if the \a color of the axis shades is changed.
405 */
397 */
406 /*!
398 /*!
407 \qmlsignal AbstractAxis::onShadesColorChanged(QColor color)
399 \qmlsignal AbstractAxis::onShadesColorChanged(QColor color)
408 Emitted if the \a color of the axis shades is changed.
400 Emitted if the \a color of the axis shades is changed.
409 */
401 */
410
402
411 /*!
403 /*!
412 \fn void QAbstractAxis::shadesBorderColorChanged(QColor)
404 \fn void QAbstractAxis::shadesBorderColorChanged(QColor)
413 Emitted if the border \a color of the axis shades is changed.
405 Emitted if the border \a color of the axis shades is changed.
414 */
406 */
415 /*!
407 /*!
416 \qmlsignal AbstractAxis::onBorderColorChanged(QColor color)
408 \qmlsignal AbstractAxis::onBorderColorChanged(QColor color)
417 Emitted if the border \a color of the axis shades is changed.
409 Emitted if the border \a color of the axis shades is changed.
418 */
410 */
419
411
420 /*!
412 /*!
421 \fn void QAbstractAxis::shadesBrushChanged(const QBrush& brush)
413 \fn void QAbstractAxis::shadesBrushChanged(const QBrush& brush)
422 The brush of the axis shades has changed to \a brush.
414 The brush of the axis shades has changed to \a brush.
423 */
415 */
424
416
425 /*!
417 /*!
426 \fn void QAbstractAxis::shadesPenChanged(const QPen& pen)
418 \fn void QAbstractAxis::shadesPenChanged(const QPen& pen)
427 The pen of the axis shades has changed to \a pen.
419 The pen of the axis shades has changed to \a pen.
428 */
420 */
429
421
430 /*!
422 /*!
431 \internal
423 \internal
432 Constructs new axis object which is a child of \a parent. Ownership is taken by
424 Constructs new axis object which is a child of \a parent. Ownership is taken by
433 QChart when axis added.
425 QChart when axis added.
434 */
426 */
435
427
436 QAbstractAxis::QAbstractAxis(QAbstractAxisPrivate &d, QObject *parent)
428 QAbstractAxis::QAbstractAxis(QAbstractAxisPrivate &d, QObject *parent)
437 : QObject(parent),
429 : QObject(parent),
438 d_ptr(&d)
430 d_ptr(&d)
439 {
431 {
440 }
432 }
441
433
442 /*!
434 /*!
443 Destructor of the axis object. When axis is added to chart, chart object takes ownership.
435 Destructor of the axis object. When axis is added to chart, chart object takes ownership.
444 */
436 */
445
437
446 QAbstractAxis::~QAbstractAxis()
438 QAbstractAxis::~QAbstractAxis()
447 {
439 {
448 if (d_ptr->m_chart)
440 if (d_ptr->m_chart)
449 qFatal("Still binded axis detected !");
441 qFatal("Still binded axis detected !");
450 }
442 }
451
443
452 /*!
444 /*!
453 Sets \a pen used to draw axis line and ticks.
445 Sets \a pen used to draw axis line and ticks.
454 */
446 */
455 void QAbstractAxis::setLinePen(const QPen &pen)
447 void QAbstractAxis::setLinePen(const QPen &pen)
456 {
448 {
457 if (d_ptr->m_axisPen != pen) {
449 if (d_ptr->m_axisPen != pen) {
458 d_ptr->m_axisPen = pen;
450 d_ptr->m_axisPen = pen;
459 emit linePenChanged(pen);
451 emit linePenChanged(pen);
460 }
452 }
461 }
453 }
462
454
463 /*!
455 /*!
464 Returns pen used to draw axis and ticks.
456 Returns pen used to draw axis and ticks.
465 */
457 */
466 QPen QAbstractAxis::linePen() const
458 QPen QAbstractAxis::linePen() const
467 {
459 {
468 return d_ptr->m_axisPen;
460 return d_ptr->m_axisPen;
469 }
461 }
470
462
471 //TODO: remove me 2.0
463 //TODO: remove me 2.0
472 void QAbstractAxis::setLinePenColor(QColor color)
464 void QAbstractAxis::setLinePenColor(QColor color)
473 {
465 {
474 QPen p = d_ptr->m_axisPen;
466 QPen p = d_ptr->m_axisPen;
475 if (p.color() != color) {
467 if (p.color() != color) {
476 p.setColor(color);
468 p.setColor(color);
477 setLinePen(p);
469 setLinePen(p);
478 emit colorChanged(color);
470 emit colorChanged(color);
479 }
471 }
480 }
472 }
481
473
482 QColor QAbstractAxis::linePenColor() const
474 QColor QAbstractAxis::linePenColor() const
483 {
475 {
484 return d_ptr->m_axisPen.color();
476 return d_ptr->m_axisPen.color();
485 }
477 }
486
478
487 /*!
479 /*!
488 Sets if axis and ticks are \a visible.
480 Sets if axis and ticks are \a visible.
489 */
481 */
490 void QAbstractAxis::setLineVisible(bool visible)
482 void QAbstractAxis::setLineVisible(bool visible)
491 {
483 {
492 if (d_ptr->m_arrowVisible != visible) {
484 if (d_ptr->m_arrowVisible != visible) {
493 d_ptr->m_arrowVisible = visible;
485 d_ptr->m_arrowVisible = visible;
494 emit lineVisibleChanged(visible);
486 emit lineVisibleChanged(visible);
495 }
487 }
496 }
488 }
497
489
498 bool QAbstractAxis::isLineVisible() const
490 bool QAbstractAxis::isLineVisible() const
499 {
491 {
500 return d_ptr->m_arrowVisible;
492 return d_ptr->m_arrowVisible;
501 }
493 }
502
494
503 void QAbstractAxis::setGridLineVisible(bool visible)
495 void QAbstractAxis::setGridLineVisible(bool visible)
504 {
496 {
505 if (d_ptr->m_gridLineVisible != visible) {
497 if (d_ptr->m_gridLineVisible != visible) {
506 d_ptr->m_gridLineVisible = visible;
498 d_ptr->m_gridLineVisible = visible;
507 emit gridVisibleChanged(visible);
499 emit gridVisibleChanged(visible);
508 }
500 }
509 }
501 }
510
502
511 bool QAbstractAxis::isGridLineVisible() const
503 bool QAbstractAxis::isGridLineVisible() const
512 {
504 {
513 return d_ptr->m_gridLineVisible;
505 return d_ptr->m_gridLineVisible;
514 }
506 }
515
507
516 /*!
508 /*!
517 Sets \a pen used to draw grid line.
509 Sets \a pen used to draw grid line.
518 */
510 */
519 void QAbstractAxis::setGridLinePen(const QPen &pen)
511 void QAbstractAxis::setGridLinePen(const QPen &pen)
520 {
512 {
521 if (d_ptr->m_gridLinePen != pen) {
513 if (d_ptr->m_gridLinePen != pen) {
522 d_ptr->m_gridLinePen = pen;
514 d_ptr->m_gridLinePen = pen;
523 emit gridLinePenChanged(pen);
515 emit gridLinePenChanged(pen);
524 }
516 }
525 }
517 }
526
518
527 /*!
519 /*!
528 Returns pen used to draw grid.
520 Returns pen used to draw grid.
529 */
521 */
530 QPen QAbstractAxis::gridLinePen() const
522 QPen QAbstractAxis::gridLinePen() const
531 {
523 {
532 return d_ptr->m_gridLinePen;
524 return d_ptr->m_gridLinePen;
533 }
525 }
534
526
535 void QAbstractAxis::setLabelsVisible(bool visible)
527 void QAbstractAxis::setLabelsVisible(bool visible)
536 {
528 {
537 if (d_ptr->m_labelsVisible != visible) {
529 if (d_ptr->m_labelsVisible != visible) {
538 d_ptr->m_labelsVisible = visible;
530 d_ptr->m_labelsVisible = visible;
539 emit labelsVisibleChanged(visible);
531 emit labelsVisibleChanged(visible);
540 }
532 }
541 }
533 }
542
534
543 bool QAbstractAxis::labelsVisible() const
535 bool QAbstractAxis::labelsVisible() const
544 {
536 {
545 return d_ptr->m_labelsVisible;
537 return d_ptr->m_labelsVisible;
546 }
538 }
547
539
548 /*!
540 /*!
549 Sets \a pen used to draw labels.
541 Sets \a pen used to draw labels.
550 */
542 */
551 void QAbstractAxis::setLabelsPen(const QPen &pen)
543 void QAbstractAxis::setLabelsPen(const QPen &pen)
552 {
544 {
553 if (d_ptr->m_labelsPen != pen) {
545 if (d_ptr->m_labelsPen != pen) {
554 d_ptr->m_labelsPen = pen;
546 d_ptr->m_labelsPen = pen;
555 emit labelsPenChanged(pen);
547 emit labelsPenChanged(pen);
556 }
548 }
557 }
549 }
558
550
559 /*!
551 /*!
560 Returns the pen used to labels.
552 Returns the pen used to labels.
561 */
553 */
562 QPen QAbstractAxis::labelsPen() const
554 QPen QAbstractAxis::labelsPen() const
563 {
555 {
564 return d_ptr->m_labelsPen;
556 return d_ptr->m_labelsPen;
565 }
557 }
566
558
567 /*!
559 /*!
568 Sets \a brush used to draw labels.
560 Sets \a brush used to draw labels.
569 */
561 */
570 void QAbstractAxis::setLabelsBrush(const QBrush &brush)
562 void QAbstractAxis::setLabelsBrush(const QBrush &brush)
571 {
563 {
572 if (d_ptr->m_labelsBrush != brush) {
564 if (d_ptr->m_labelsBrush != brush) {
573 d_ptr->m_labelsBrush = brush;
565 d_ptr->m_labelsBrush = brush;
574 emit labelsBrushChanged(brush);
566 emit labelsBrushChanged(brush);
575 }
567 }
576 }
568 }
577
569
578 /*!
570 /*!
579 Returns brush used to draw labels.
571 Returns brush used to draw labels.
580 */
572 */
581 QBrush QAbstractAxis::labelsBrush() const
573 QBrush QAbstractAxis::labelsBrush() const
582 {
574 {
583 return d_ptr->m_labelsBrush;
575 return d_ptr->m_labelsBrush;
584 }
576 }
585
577
586 /*!
578 /*!
587 Sets \a font used to draw labels.
579 Sets \a font used to draw labels.
588 */
580 */
589 void QAbstractAxis::setLabelsFont(const QFont &font)
581 void QAbstractAxis::setLabelsFont(const QFont &font)
590 {
582 {
591 if (d_ptr->m_labelsFont != font) {
583 if (d_ptr->m_labelsFont != font) {
592 d_ptr->m_labelsFont = font;
584 d_ptr->m_labelsFont = font;
593 emit labelsFontChanged(font);
585 emit labelsFontChanged(font);
594 }
586 }
595 }
587 }
596
588
597 /*!
589 /*!
598 Returns font used to draw labels.
590 Returns font used to draw labels.
599 */
591 */
600 QFont QAbstractAxis::labelsFont() const
592 QFont QAbstractAxis::labelsFont() const
601 {
593 {
602 return d_ptr->m_labelsFont;
594 return d_ptr->m_labelsFont;
603 }
595 }
604
596
605 void QAbstractAxis::setLabelsAngle(int angle)
597 void QAbstractAxis::setLabelsAngle(int angle)
606 {
598 {
607 if (d_ptr->m_labelsAngle != angle) {
599 if (d_ptr->m_labelsAngle != angle) {
608 d_ptr->m_labelsAngle = angle;
600 d_ptr->m_labelsAngle = angle;
609 emit labelsAngleChanged(angle);
601 emit labelsAngleChanged(angle);
610 }
602 }
611 }
603 }
612
604
613 int QAbstractAxis::labelsAngle() const
605 int QAbstractAxis::labelsAngle() const
614 {
606 {
615 return d_ptr->m_labelsAngle;
607 return d_ptr->m_labelsAngle;
616 }
608 }
617 //TODO: remove me 2.0
609 //TODO: remove me 2.0
618 void QAbstractAxis::setLabelsColor(QColor color)
610 void QAbstractAxis::setLabelsColor(QColor color)
619 {
611 {
620 QBrush b = d_ptr->m_labelsBrush;
612 QBrush b = d_ptr->m_labelsBrush;
621 if (b.color() != color) {
613 if (b.color() != color) {
622 b.setColor(color);
614 b.setColor(color);
623 setLabelsBrush(b);
615 setLabelsBrush(b);
624 emit labelsColorChanged(color);
616 emit labelsColorChanged(color);
625 }
617 }
626 }
618 }
627
619
628 QColor QAbstractAxis::labelsColor() const
620 QColor QAbstractAxis::labelsColor() const
629 {
621 {
630 return d_ptr->m_labelsBrush.color();
622 return d_ptr->m_labelsBrush.color();
631 }
623 }
632
624
633 void QAbstractAxis::setTitleVisible(bool visible)
625 void QAbstractAxis::setTitleVisible(bool visible)
634 {
626 {
635 if (d_ptr->m_titleVisible != visible) {
627 if (d_ptr->m_titleVisible != visible) {
636 d_ptr->m_titleVisible = visible;
628 d_ptr->m_titleVisible = visible;
637 emit titleVisibleChanged(visible);
629 emit titleVisibleChanged(visible);
638 }
630 }
639 }
631 }
640
632
641 bool QAbstractAxis::isTitleVisible() const
633 bool QAbstractAxis::isTitleVisible() const
642 {
634 {
643 return d_ptr->m_titleVisible;
635 return d_ptr->m_titleVisible;
644 }
636 }
645
637
646 /*!
638 /*!
647 Sets \a pen used to draw title.
639 Sets \a pen used to draw title.
648 */
640 */
649 void QAbstractAxis::setTitlePen(const QPen &pen)
641 void QAbstractAxis::setTitlePen(const QPen &pen)
650 {
642 {
651 if (d_ptr->m_titlePen != pen) {
643 if (d_ptr->m_titlePen != pen) {
652 d_ptr->m_titlePen = pen;
644 d_ptr->m_titlePen = pen;
653 emit titlePenChanged(pen);
645 emit titlePenChanged(pen);
654 }
646 }
655 }
647 }
656
648
657 /*!
649 /*!
658 Returns the pen used to title.
650 Returns the pen used to title.
659 */
651 */
660 QPen QAbstractAxis::titlePen() const
652 QPen QAbstractAxis::titlePen() const
661 {
653 {
662 return d_ptr->m_titlePen;
654 return d_ptr->m_titlePen;
663 }
655 }
664
656
665 /*!
657 /*!
666 Sets \a brush used to draw title.
658 Sets \a brush used to draw title.
667 */
659 */
668 void QAbstractAxis::setTitleBrush(const QBrush &brush)
660 void QAbstractAxis::setTitleBrush(const QBrush &brush)
669 {
661 {
670 if (d_ptr->m_titleBrush != brush) {
662 if (d_ptr->m_titleBrush != brush) {
671 d_ptr->m_titleBrush = brush;
663 d_ptr->m_titleBrush = brush;
672 emit titleBrushChanged(brush);
664 emit titleBrushChanged(brush);
673 }
665 }
674 }
666 }
675
667
676 /*!
668 /*!
677 Returns brush used to draw title.
669 Returns brush used to draw title.
678 */
670 */
679 QBrush QAbstractAxis::titleBrush() const
671 QBrush QAbstractAxis::titleBrush() const
680 {
672 {
681 return d_ptr->m_titleBrush;
673 return d_ptr->m_titleBrush;
682 }
674 }
683
675
684 /*!
676 /*!
685 Sets \a font used to draw title.
677 Sets \a font used to draw title.
686 */
678 */
687 void QAbstractAxis::setTitleFont(const QFont &font)
679 void QAbstractAxis::setTitleFont(const QFont &font)
688 {
680 {
689 if (d_ptr->m_titleFont != font) {
681 if (d_ptr->m_titleFont != font) {
690 d_ptr->m_titleFont = font;
682 d_ptr->m_titleFont = font;
691 emit titleFontChanged(font);
683 emit titleFontChanged(font);
692 }
684 }
693 }
685 }
694
686
695 /*!
687 /*!
696 Returns font used to draw title.
688 Returns font used to draw title.
697 */
689 */
698 QFont QAbstractAxis::titleFont() const
690 QFont QAbstractAxis::titleFont() const
699 {
691 {
700 return d_ptr->m_titleFont;
692 return d_ptr->m_titleFont;
701 }
693 }
702
694
703 void QAbstractAxis::setTitleText(const QString &title)
695 void QAbstractAxis::setTitleText(const QString &title)
704 {
696 {
705 if (d_ptr->m_title != title) {
697 if (d_ptr->m_title != title) {
706 d_ptr->m_title = title;
698 d_ptr->m_title = title;
707 emit titleTextChanged(title);
699 emit titleTextChanged(title);
708 }
700 }
709 }
701 }
710
702
711 QString QAbstractAxis::titleText() const
703 QString QAbstractAxis::titleText() const
712 {
704 {
713 return d_ptr->m_title;
705 return d_ptr->m_title;
714 }
706 }
715
707
716
708
717 void QAbstractAxis::setShadesVisible(bool visible)
709 void QAbstractAxis::setShadesVisible(bool visible)
718 {
710 {
719 if (d_ptr->m_shadesVisible != visible) {
711 if (d_ptr->m_shadesVisible != visible) {
720 d_ptr->m_shadesVisible = visible;
712 d_ptr->m_shadesVisible = visible;
721 emit shadesVisibleChanged(visible);
713 emit shadesVisibleChanged(visible);
722 }
714 }
723 }
715 }
724
716
725 bool QAbstractAxis::shadesVisible() const
717 bool QAbstractAxis::shadesVisible() const
726 {
718 {
727 return d_ptr->m_shadesVisible;
719 return d_ptr->m_shadesVisible;
728 }
720 }
729
721
730 /*!
722 /*!
731 Sets \a pen used to draw shades.
723 Sets \a pen used to draw shades.
732 */
724 */
733 void QAbstractAxis::setShadesPen(const QPen &pen)
725 void QAbstractAxis::setShadesPen(const QPen &pen)
734 {
726 {
735 if (d_ptr->m_shadesPen != pen) {
727 if (d_ptr->m_shadesPen != pen) {
736 d_ptr->m_shadesPen = pen;
728 d_ptr->m_shadesPen = pen;
737 emit shadesPenChanged(pen);
729 emit shadesPenChanged(pen);
738 }
730 }
739 }
731 }
740
732
741 /*!
733 /*!
742 Returns pen used to draw shades.
734 Returns pen used to draw shades.
743 */
735 */
744 QPen QAbstractAxis::shadesPen() const
736 QPen QAbstractAxis::shadesPen() const
745 {
737 {
746 return d_ptr->m_shadesPen;
738 return d_ptr->m_shadesPen;
747 }
739 }
748
740
749 /*!
741 /*!
750 Sets \a brush used to draw shades.
742 Sets \a brush used to draw shades.
751 */
743 */
752 void QAbstractAxis::setShadesBrush(const QBrush &brush)
744 void QAbstractAxis::setShadesBrush(const QBrush &brush)
753 {
745 {
754 if (d_ptr->m_shadesBrush != brush) {
746 if (d_ptr->m_shadesBrush != brush) {
755 d_ptr->m_shadesBrush = brush;
747 d_ptr->m_shadesBrush = brush;
756 emit shadesBrushChanged(brush);
748 emit shadesBrushChanged(brush);
757 }
749 }
758 }
750 }
759
751
760 /*!
752 /*!
761 Returns brush used to draw shades.
753 Returns brush used to draw shades.
762 */
754 */
763 QBrush QAbstractAxis::shadesBrush() const
755 QBrush QAbstractAxis::shadesBrush() const
764 {
756 {
765 return d_ptr->m_shadesBrush;
757 return d_ptr->m_shadesBrush;
766 }
758 }
767
759
768 void QAbstractAxis::setShadesColor(QColor color)
760 void QAbstractAxis::setShadesColor(QColor color)
769 {
761 {
770 QBrush b = d_ptr->m_shadesBrush;
762 QBrush b = d_ptr->m_shadesBrush;
771 if (b.color() != color) {
763 if (b.color() != color) {
772 b.setColor(color);
764 b.setColor(color);
773 setShadesBrush(b);
765 setShadesBrush(b);
774 emit shadesColorChanged(color);
766 emit shadesColorChanged(color);
775 }
767 }
776 }
768 }
777
769
778 QColor QAbstractAxis::shadesColor() const
770 QColor QAbstractAxis::shadesColor() const
779 {
771 {
780 return d_ptr->m_shadesBrush.color();
772 return d_ptr->m_shadesBrush.color();
781 }
773 }
782
774
783 void QAbstractAxis::setShadesBorderColor(QColor color)
775 void QAbstractAxis::setShadesBorderColor(QColor color)
784 {
776 {
785 QPen p = d_ptr->m_shadesPen;
777 QPen p = d_ptr->m_shadesPen;
786 if (p.color() != color) {
778 if (p.color() != color) {
787 p.setColor(color);
779 p.setColor(color);
788 setShadesPen(p);
780 setShadesPen(p);
789 emit shadesColorChanged(color);
781 emit shadesColorChanged(color);
790 }
782 }
791 }
783 }
792
784
793 QColor QAbstractAxis::shadesBorderColor() const
785 QColor QAbstractAxis::shadesBorderColor() const
794 {
786 {
795 return d_ptr->m_shadesPen.color();
787 return d_ptr->m_shadesPen.color();
796 }
788 }
797
789
798
790
799 bool QAbstractAxis::isVisible() const
791 bool QAbstractAxis::isVisible() const
800 {
792 {
801 return d_ptr->m_visible;
793 return d_ptr->m_visible;
802 }
794 }
803
795
804 /*!
796 /*!
805 Sets axis, shades, labels and grid lines to be visible.
797 Sets axis, shades, labels and grid lines to be visible.
806 */
798 */
807 void QAbstractAxis::setVisible(bool visible)
799 void QAbstractAxis::setVisible(bool visible)
808 {
800 {
809 if (d_ptr->m_visible != visible) {
801 if (d_ptr->m_visible != visible) {
810 d_ptr->m_visible = visible;
802 d_ptr->m_visible = visible;
811 emit visibleChanged(visible);
803 emit visibleChanged(visible);
812 }
804 }
813 }
805 }
814
806
815
807
816 /*!
808 /*!
817 Sets axis, shades, labels and grid lines to be visible.
809 Sets axis, shades, labels and grid lines to be visible.
818 */
810 */
819 void QAbstractAxis::show()
811 void QAbstractAxis::show()
820 {
812 {
821 setVisible(true);
813 setVisible(true);
822 }
814 }
823
815
824 /*!
816 /*!
825 Sets axis, shades, labels and grid lines to not be visible.
817 Sets axis, shades, labels and grid lines to not be visible.
826 */
818 */
827 void QAbstractAxis::hide()
819 void QAbstractAxis::hide()
828 {
820 {
829 setVisible(false);
821 setVisible(false);
830 }
822 }
831
823
832 /*!
824 /*!
833 Sets the minimum value shown on the axis.
825 Sets the minimum value shown on the axis.
834 Depending on the actual axis type the \a min parameter is converted to appropriate type.
826 Depending on the actual axis type the \a min parameter is converted to appropriate type.
835 If the conversion is impossible then the function call does nothing
827 If the conversion is impossible then the function call does nothing
836 */
828 */
837 void QAbstractAxis::setMin(const QVariant &min)
829 void QAbstractAxis::setMin(const QVariant &min)
838 {
830 {
839 d_ptr->setMin(min);
831 d_ptr->setMin(min);
840 }
832 }
841
833
842 /*!
834 /*!
843 Sets the maximum value shown on the axis.
835 Sets the maximum value shown on the axis.
844 Depending on the actual axis type the \a max parameter is converted to appropriate type.
836 Depending on the actual axis type the \a max parameter is converted to appropriate type.
845 If the conversion is impossible then the function call does nothing
837 If the conversion is impossible then the function call does nothing
846 */
838 */
847 void QAbstractAxis::setMax(const QVariant &max)
839 void QAbstractAxis::setMax(const QVariant &max)
848 {
840 {
849 d_ptr->setMax(max);
841 d_ptr->setMax(max);
850 }
842 }
851
843
852 /*!
844 /*!
853 Sets the range shown on the axis.
845 Sets the range shown on the axis.
854 Depending on the actual axis type the \a min and \a max parameters are converted to appropriate types.
846 Depending on the actual axis type the \a min and \a max parameters are converted to appropriate types.
855 If the conversion is impossible then the function call does nothing.
847 If the conversion is impossible then the function call does nothing.
856 */
848 */
857 void QAbstractAxis::setRange(const QVariant &min, const QVariant &max)
849 void QAbstractAxis::setRange(const QVariant &min, const QVariant &max)
858 {
850 {
859 d_ptr->setRange(min, max);
851 d_ptr->setRange(min, max);
860 }
852 }
861
853
862
854
863 /*!
855 /*!
864 Returns the orientation in which the axis is being used (Vertical or Horizontal)
856 Returns the orientation in which the axis is being used (Vertical or Horizontal)
865 */
857 */
866 // NOTE: should have const but it breaks BC:
858 // NOTE: should have const but it breaks BC:
867 // http://techbase.kde.org/Policies/Binary_Compatibility_Examples#Change_the_CV-qualifiers_of_a_member_function
859 // http://techbase.kde.org/Policies/Binary_Compatibility_Examples#Change_the_CV-qualifiers_of_a_member_function
868 Qt::Orientation QAbstractAxis::orientation()
860 Qt::Orientation QAbstractAxis::orientation()
869 {
861 {
870 return d_ptr->orientation();
862 return d_ptr->orientation();
871 }
863 }
872
864
873 Qt::Alignment QAbstractAxis::alignment() const
865 Qt::Alignment QAbstractAxis::alignment() const
874 {
866 {
875 return d_ptr->alignment();
867 return d_ptr->alignment();
876 }
868 }
877
869
878 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
870 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
879
871
880 QAbstractAxisPrivate::QAbstractAxisPrivate(QAbstractAxis *q)
872 QAbstractAxisPrivate::QAbstractAxisPrivate(QAbstractAxis *q)
881 : q_ptr(q),
873 : q_ptr(q),
882 m_chart(0),
874 m_chart(0),
883 m_alignment(0),
875 m_alignment(0),
884 m_orientation(Qt::Orientation(0)),
876 m_orientation(Qt::Orientation(0)),
885 m_visible(true),
877 m_visible(true),
886 m_arrowVisible(true),
878 m_arrowVisible(true),
887 m_gridLineVisible(true),
879 m_gridLineVisible(true),
888 m_labelsVisible(true),
880 m_labelsVisible(true),
889 m_labelsAngle(0),
881 m_labelsAngle(0),
890 m_titleVisible(true),
882 m_titleVisible(true),
891 m_shadesVisible(false),
883 m_shadesVisible(false),
892 m_shadesBrush(Qt::SolidPattern),
884 m_shadesBrush(Qt::SolidPattern),
893 m_shadesOpacity(1.0),
885 m_shadesOpacity(1.0),
894 m_dirty(false)
886 m_dirty(false)
895 {
887 {
896
888
897 }
889 }
898
890
899 QAbstractAxisPrivate::~QAbstractAxisPrivate()
891 QAbstractAxisPrivate::~QAbstractAxisPrivate()
900 {
892 {
901 }
893 }
902
894
903 void QAbstractAxisPrivate::setAlignment( Qt::Alignment alignment)
895 void QAbstractAxisPrivate::setAlignment( Qt::Alignment alignment)
904 {
896 {
905 switch(alignment) {
897 switch(alignment) {
906 case Qt::AlignTop:
898 case Qt::AlignTop:
907 case Qt::AlignBottom:
899 case Qt::AlignBottom:
908 m_orientation = Qt::Horizontal;
900 m_orientation = Qt::Horizontal;
909 break;
901 break;
910 case Qt::AlignLeft:
902 case Qt::AlignLeft:
911 case Qt::AlignRight:
903 case Qt::AlignRight:
912 m_orientation = Qt::Vertical;
904 m_orientation = Qt::Vertical;
913 break;
905 break;
914 default:
906 default:
915 qWarning()<<"No alignment specified !";
907 qWarning()<<"No alignment specified !";
916 break;
908 break;
917 };
909 };
918 m_alignment=alignment;
910 m_alignment=alignment;
919 }
911 }
920
912
921 void QAbstractAxisPrivate::initializeTheme(ChartTheme* theme, bool forced)
913 void QAbstractAxisPrivate::initializeTheme(ChartTheme* theme, bool forced)
922 {
914 {
923 QPen pen;
915 QPen pen;
924 QBrush brush;
916 QBrush brush;
925 QFont font;
917 QFont font;
926
918
927 bool axisX = m_orientation == Qt::Horizontal;
919 bool axisX = m_orientation == Qt::Horizontal;
928
920
929 //TODO: introduce axis brush
921 //TODO: introduce axis brush
930 if (m_visible) {
922 if (m_visible) {
931 if (m_arrowVisible) {
923 if (m_arrowVisible) {
932 if (forced || pen == m_axisPen) {
924 if (forced || pen == m_axisPen) {
933 q_ptr->setLinePen(theme->axisLinePen());
925 q_ptr->setLinePen(theme->axisLinePen());
934 }
926 }
935 }
927 }
936 if (m_gridLineVisible) {
928 if (m_gridLineVisible) {
937 if (forced || pen == m_gridLinePen) {
929 if (forced || pen == m_gridLinePen) {
938 q_ptr->setGridLinePen(theme->girdLinePen());
930 q_ptr->setGridLinePen(theme->girdLinePen());
939 }
931 }
940 }
932 }
941 if (m_labelsVisible) {
933 if (m_labelsVisible) {
942 if (forced || brush == m_labelsBrush){
934 if (forced || brush == m_labelsBrush){
943 q_ptr->setLabelsBrush(theme->labelBrush());
935 q_ptr->setLabelsBrush(theme->labelBrush());
944 }
936 }
945 if (forced || pen == m_labelsPen){
937 if (forced || pen == m_labelsPen){
946 q_ptr->setLabelsPen(Qt::NoPen);// NoPen for performance reasons
938 q_ptr->setLabelsPen(Qt::NoPen);// NoPen for performance reasons
947 }
939 }
948 if (forced || font == m_labelsFont){
940 if (forced || font == m_labelsFont){
949 q_ptr->setLabelsFont(theme->labelFont());
941 q_ptr->setLabelsFont(theme->labelFont());
950 }
942 }
951 }
943 }
952 if (m_titleVisible) {
944 if (m_titleVisible) {
953 if (forced || brush == m_titleBrush){
945 if (forced || brush == m_titleBrush){
954 q_ptr->setTitleBrush(theme->labelBrush());
946 q_ptr->setTitleBrush(theme->labelBrush());
955 }
947 }
956 if (forced || pen == m_titlePen){
948 if (forced || pen == m_titlePen){
957 q_ptr->setTitlePen(Qt::NoPen);// Noen for performance reasons
949 q_ptr->setTitlePen(Qt::NoPen);// Noen for performance reasons
958 }
950 }
959 if (forced || font == m_titleFont){
951 if (forced || font == m_titleFont){
960 QFont font(m_labelsFont);
952 QFont font(m_labelsFont);
961 font.setBold(true);
953 font.setBold(true);
962 q_ptr->setTitleFont(font);
954 q_ptr->setTitleFont(font);
963 }
955 }
964 }
956 }
965 if (forced || m_shadesVisible) {
957 if (forced || m_shadesVisible) {
966 if (forced || brush == m_shadesBrush){
958 if (forced || brush == m_shadesBrush){
967 q_ptr->setShadesBrush(theme->backgroundShadesBrush());
959 q_ptr->setShadesBrush(theme->backgroundShadesBrush());
968 }
960 }
969 if (forced || pen == m_shadesPen){
961 if (forced || pen == m_shadesPen){
970 q_ptr->setShadesPen(theme->backgroundShadesPen());
962 q_ptr->setShadesPen(theme->backgroundShadesPen());
971 }
963 }
972 if (forced && (theme->backgroundShades() == ChartTheme::BackgroundShadesBoth
964 if (forced && (theme->backgroundShades() == ChartTheme::BackgroundShadesBoth
973 || (theme->backgroundShades() == ChartTheme::BackgroundShadesVertical && axisX)
965 || (theme->backgroundShades() == ChartTheme::BackgroundShadesVertical && axisX)
974 || (theme->backgroundShades() == ChartTheme::BackgroundShadesHorizontal && !axisX))) {
966 || (theme->backgroundShades() == ChartTheme::BackgroundShadesHorizontal && !axisX))) {
975 q_ptr->setShadesVisible(true);
967 q_ptr->setShadesVisible(true);
976 }
968 }
977 }
969 }
978 }
970 }
979 }
971 }
980
972
981 void QAbstractAxisPrivate::handleRangeChanged(qreal min, qreal max)
973 void QAbstractAxisPrivate::handleRangeChanged(qreal min, qreal max)
982 {
974 {
983 setRange(min,max);
975 setRange(min,max);
984 }
976 }
985
977
986 void QAbstractAxisPrivate::initializeGraphics(QGraphicsItem* parent)
978 void QAbstractAxisPrivate::initializeGraphics(QGraphicsItem* parent)
987 {
979 {
988 Q_UNUSED(parent);
980 Q_UNUSED(parent);
989 }
981 }
990
982
991 void QAbstractAxisPrivate::initializeAnimations(QChart::AnimationOptions options)
983 void QAbstractAxisPrivate::initializeAnimations(QChart::AnimationOptions options)
992 {
984 {
993 ChartAxisElement *axis = m_item.data();
985 ChartAxisElement *axis = m_item.data();
994 Q_ASSERT(axis);
986 Q_ASSERT(axis);
995 if (options.testFlag(QChart::GridAxisAnimations)) {
987 if (options.testFlag(QChart::GridAxisAnimations)) {
996 axis->setAnimation(new AxisAnimation(axis));
988 axis->setAnimation(new AxisAnimation(axis));
997 } else {
989 } else {
998 axis->setAnimation(0);
990 axis->setAnimation(0);
999 }
991 }
1000 }
992 }
1001
993
1002
994
1003
995
1004 #include "moc_qabstractaxis.cpp"
996 #include "moc_qabstractaxis.cpp"
1005 #include "moc_qabstractaxis_p.cpp"
997 #include "moc_qabstractaxis_p.cpp"
1006
998
1007 QTCOMMERCIALCHART_END_NAMESPACE
999 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,435 +1,435
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qvalueaxis.h"
21 #include "qvalueaxis.h"
22 #include "qvalueaxis_p.h"
22 #include "qvalueaxis_p.h"
23 #include "chartvalueaxisx_p.h"
23 #include "chartvalueaxisx_p.h"
24 #include "chartvalueaxisy_p.h"
24 #include "chartvalueaxisy_p.h"
25 #include "abstractdomain_p.h"
25 #include "abstractdomain_p.h"
26 #include "polarchartvalueaxisangular_p.h"
26 #include "polarchartvalueaxisangular_p.h"
27 #include "polarchartvalueaxisradial_p.h"
27 #include "polarchartvalueaxisradial_p.h"
28 #include "chartdataset_p.h"
28 #include "chartdataset_p.h"
29 #include "chartpresenter_p.h"
29 #include "chartpresenter_p.h"
30 #include "charttheme_p.h"
30 #include "charttheme_p.h"
31
31
32
32
33 QTCOMMERCIALCHART_BEGIN_NAMESPACE
33 QTCOMMERCIALCHART_BEGIN_NAMESPACE
34 /*!
34 /*!
35 \class QValueAxis
35 \class QValueAxis
36 \brief The QValueAxis class is used for manipulating chart's axis.
36 \brief The QValueAxis class is used for manipulating chart's axis.
37 \mainclass
37 \mainclass
38
38
39 ValueAxis can be setup to show axis line with tick marks, grid lines and shades.
39 ValueAxis can be setup to show axis line with tick marks, grid lines and shades.
40 Values of axis are drawn to position of ticks.
40 Values of axis are drawn to position of ticks.
41
41
42 Example code on how to use QValueAxis.
42 Example code on how to use QValueAxis.
43 \code
43 \code
44 QChartView *chartView = new QChartView;
44 QChartView *chartView = new QChartView;
45 QLineSeries *series = new QLineSeries;
45 QLineSeries *series = new QLineSeries;
46 // ...
46 // ...
47 chartView->chart()->addSeries(series);
47 chartView->chart()->addSeries(series);
48
48
49 QValueAxis *axisX = new QValueAxis;
49 QValueAxis *axisX = new QValueAxis;
50 axisX->setRange(10, 20.5);
50 axisX->setRange(10, 20.5);
51 axisX->setTickCount(10);
51 axisX->setTickCount(10);
52 axisX->setLabelFormat("%.2f");
52 axisX->setLabelFormat("%.2f");
53 chartView->chart()->setAxisX(axisX, series);
53 chartView->chart()->setAxisX(axisX, series);
54 \endcode
54 \endcode
55 */
55 */
56
56
57 /*!
57 /*!
58 \qmlclass ValueAxis QValueAxis
58 \qmlclass ValueAxis QValueAxis
59 \inherits AbstractAxis
59 \inherits AbstractAxis
60 \brief The ValueAxis element is used for manipulating chart's axes
60 \brief The ValueAxis element is used for manipulating chart's axes
61
61
62 ValueAxis can be setup to show axis line with tick marks, grid lines and shades.
62 ValueAxis can be setup to show axis line with tick marks, grid lines and shades.
63 Values of axis are drawn to position of ticks
63 Values of axis are drawn to position of ticks
64
64
65 To access Axes you can use ChartView API. For example:
65 Example about using ValueAxis:
66 \code
66 \code
67 ChartView {
67 ChartView {
68 ValueAxis {
68 ValueAxis {
69 id: xAxis
69 id: xAxis
70 min: 0
70 min: 0
71 max: 10
71 max: 10
72 }
72 }
73 // Add a few series...
73 // Add a few series...
74 }
74 }
75 \endcode
75 \endcode
76 */
76 */
77
77
78 /*!
78 /*!
79 \property QValueAxis::min
79 \property QValueAxis::min
80 Defines the minimum value on the axis.
80 Defines the minimum value on the axis.
81 When setting this property the max is adjusted if necessary, to ensure that the range remains valid.
81 When setting this property the max is adjusted if necessary, to ensure that the range remains valid.
82 */
82 */
83 /*!
83 /*!
84 \qmlproperty real ValueAxis::min
84 \qmlproperty real ValueAxis::min
85 Defines the minimum value on the axis.
85 Defines the minimum value on the axis.
86 When setting this property the max is adjusted if necessary, to ensure that the range remains valid.
86 When setting this property the max is adjusted if necessary, to ensure that the range remains valid.
87 */
87 */
88
88
89 /*!
89 /*!
90 \property QValueAxis::max
90 \property QValueAxis::max
91 Defines the maximum value on the axis.
91 Defines the maximum value on the axis.
92 When setting this property the min is adjusted if necessary, to ensure that the range remains valid.
92 When setting this property the min is adjusted if necessary, to ensure that the range remains valid.
93 */
93 */
94 /*!
94 /*!
95 \qmlproperty real ValueAxis::max
95 \qmlproperty real ValueAxis::max
96 Defines the maximum value on the axis.
96 Defines the maximum value on the axis.
97 When setting this property the min is adjusted if necessary, to ensure that the range remains valid.
97 When setting this property the min is adjusted if necessary, to ensure that the range remains valid.
98 */
98 */
99
99
100 /*!
100 /*!
101 \property QValueAxis::tickCount
101 \property QValueAxis::tickCount
102 Defines the number of ticks on the axis. This indicates how many grid lines are draw on the chart.
102 Defines the number of ticks on the axis. This indicates how many grid lines are draw on the chart.
103 The default value is 5, and it can not be below 2.
103 The default value is 5, and it can not be below 2.
104 */
104 */
105 /*!
105 /*!
106 \qmlproperty real ValueAxis::tickCount
106 \qmlproperty real ValueAxis::tickCount
107 Defines the number of ticks on the axis. This indicates how many grid lines are draw on the chart.
107 Defines the number of ticks on the axis. This indicates how many grid lines are draw on the chart.
108 The default value is 5, and it can not be below 2.
108 The default value is 5, and it can not be below 2.
109 */
109 */
110
110
111 /*!
111 /*!
112 \property QValueAxis::labelFormat
112 \property QValueAxis::labelFormat
113 Defines the label format of the axis.
113 Defines the label format of the axis.
114 Supported specifiers are: d, i, o, x, X, f, F, e, E, g, G, c
114 Supported specifiers are: d, i, o, x, X, f, F, e, E, g, G, c
115 See QString::sprintf() for additional details.
115 See QString::sprintf() for additional details.
116 */
116 */
117 /*!
117 /*!
118 \qmlproperty real ValueAxis::labelFormat
118 \qmlproperty real ValueAxis::labelFormat
119 Defines the label format of the axis.
119 Defines the label format of the axis.
120 Supported specifiers are: d, i, o, x, X, f, F, e, E, g, G, c
120 Supported specifiers are: d, i, o, x, X, f, F, e, E, g, G, c
121 See QString::sprintf() for additional details.
121 See QString::sprintf() for additional details.
122 */
122 */
123
123
124 /*!
124 /*!
125 \fn void QValueAxis::minChanged(qreal min)
125 \fn void QValueAxis::minChanged(qreal min)
126 Axis emits signal when \a min of axis has changed.
126 Axis emits signal when \a min of axis has changed.
127 */
127 */
128 /*!
128 /*!
129 \qmlsignal ValueAxis::onMinChanged(real min)
129 \qmlsignal ValueAxis::onMinChanged(real min)
130 Axis emits signal when \a min of axis has changed.
130 Axis emits signal when \a min of axis has changed.
131 */
131 */
132
132
133 /*!
133 /*!
134 \fn void QValueAxis::maxChanged(qreal max)
134 \fn void QValueAxis::maxChanged(qreal max)
135 Axis emits signal when \a max of axis has changed.
135 Axis emits signal when \a max of axis has changed.
136 */
136 */
137 /*!
137 /*!
138 \qmlsignal ValueAxis::onMaxChanged(real max)
138 \qmlsignal ValueAxis::onMaxChanged(real max)
139 Axis emits signal when \a max of axis has changed.
139 Axis emits signal when \a max of axis has changed.
140 */
140 */
141
141
142 /*!
142 /*!
143 \fn void QValueAxis::tickCountChanged(int tickCount)
143 \fn void QValueAxis::tickCountChanged(int tickCount)
144 Axis emits signal when \a tickCount number on axis have changed.
144 Axis emits signal when \a tickCount of axis has changed.
145 */
145 */
146 /*!
146 /*!
147 \qmlsignal ValueAxis::tickCountChanged(int tickCount)
147 \qmlsignal ValueAxis::tickCountChanged(int tickCount)
148 Axis emits signal when \a tickCount number on axis have changed.
148 Axis emits signal when \a tickCount of axis has changed.
149 */
149 */
150
150
151 /*!
151 /*!
152 \fn void QValueAxis::rangeChanged(qreal min, qreal max)
152 \fn void QValueAxis::rangeChanged(qreal min, qreal max)
153 Axis emits signal when \a min or \a max of axis has changed.
153 Axis emits signal when \a min or \a max of axis has changed.
154 */
154 */
155
155
156 /*!
156 /*!
157 \fn void QValueAxis::labelFormatChanged(const QString &format)
157 \fn void QValueAxis::labelFormatChanged(const QString &format)
158 Axis emits signal when \a format of axis labels has changed.
158 Axis emits signal when \a format of axis labels has changed.
159 */
159 */
160 /*!
160 /*!
161 \qmlsignal ValueAxis::labelFormatChanged(const QString &format)
161 \qmlsignal ValueAxis::labelFormatChanged(const QString &format)
162 Axis emits signal when \a format of axis labels has changed.
162 Axis emits signal when \a format of axis labels has changed.
163 */
163 */
164
164
165 /*!
165 /*!
166 \property QValueAxis::niceNumbersEnabled
166 \property QValueAxis::niceNumbersEnabled
167 \obsolete
167 \obsolete
168 Using this function can lead to unexpected behavior. Use applyNiceNumbers() instead.
168 Using this function can lead to unexpected behavior. Use applyNiceNumbers() instead.
169 */
169 */
170
170
171 /*!
171 /*!
172 \qmlproperty bool ValueAxis::niceNumbersEnabled
172 \qmlproperty bool ValueAxis::niceNumbersEnabled
173 \obsolete
173 \obsolete
174 Using this function can lead to unexpected behavior. Use applyNiceNumbers() instead.
174 Using this function can lead to unexpected behavior. Use applyNiceNumbers() instead.
175 */
175 */
176
176
177 /*!
177 /*!
178 Constructs an axis object which is a child of \a parent.
178 Constructs an axis object which is a child of \a parent.
179 */
179 */
180 QValueAxis::QValueAxis(QObject *parent) :
180 QValueAxis::QValueAxis(QObject *parent) :
181 QAbstractAxis(*new QValueAxisPrivate(this), parent)
181 QAbstractAxis(*new QValueAxisPrivate(this), parent)
182 {
182 {
183
183
184 }
184 }
185
185
186 /*!
186 /*!
187 \internal
187 \internal
188 */
188 */
189 QValueAxis::QValueAxis(QValueAxisPrivate &d, QObject *parent)
189 QValueAxis::QValueAxis(QValueAxisPrivate &d, QObject *parent)
190 : QAbstractAxis(d, parent)
190 : QAbstractAxis(d, parent)
191 {
191 {
192
192
193 }
193 }
194
194
195 /*!
195 /*!
196 Destroys the object
196 Destroys the object
197 */
197 */
198 QValueAxis::~QValueAxis()
198 QValueAxis::~QValueAxis()
199 {
199 {
200 Q_D(QValueAxis);
200 Q_D(QValueAxis);
201 if (d->m_chart)
201 if (d->m_chart)
202 d->m_chart->removeAxis(this);
202 d->m_chart->removeAxis(this);
203 }
203 }
204
204
205 void QValueAxis::setMin(qreal min)
205 void QValueAxis::setMin(qreal min)
206 {
206 {
207 Q_D(QValueAxis);
207 Q_D(QValueAxis);
208 setRange(min, qMax(d->m_max, min));
208 setRange(min, qMax(d->m_max, min));
209 }
209 }
210
210
211 qreal QValueAxis::min() const
211 qreal QValueAxis::min() const
212 {
212 {
213 Q_D(const QValueAxis);
213 Q_D(const QValueAxis);
214 return d->m_min;
214 return d->m_min;
215 }
215 }
216
216
217 void QValueAxis::setMax(qreal max)
217 void QValueAxis::setMax(qreal max)
218 {
218 {
219 Q_D(QValueAxis);
219 Q_D(QValueAxis);
220 setRange(qMin(d->m_min, max), max);
220 setRange(qMin(d->m_min, max), max);
221 }
221 }
222
222
223 qreal QValueAxis::max() const
223 qreal QValueAxis::max() const
224 {
224 {
225 Q_D(const QValueAxis);
225 Q_D(const QValueAxis);
226 return d->m_max;
226 return d->m_max;
227 }
227 }
228
228
229 /*!
229 /*!
230 Sets range from \a min to \a max on the axis.
230 Sets range from \a min to \a max on the axis.
231 If min is greater than max then this function returns without making any changes.
231 If min is greater than max then this function returns without making any changes.
232 */
232 */
233 void QValueAxis::setRange(qreal min, qreal max)
233 void QValueAxis::setRange(qreal min, qreal max)
234 {
234 {
235 Q_D(QValueAxis);
235 Q_D(QValueAxis);
236 d->setRange(min,max);
236 d->setRange(min,max);
237 }
237 }
238
238
239 void QValueAxis::setTickCount(int count)
239 void QValueAxis::setTickCount(int count)
240 {
240 {
241 Q_D(QValueAxis);
241 Q_D(QValueAxis);
242 if (d->m_tickCount != count && count >= 2) {
242 if (d->m_tickCount != count && count >= 2) {
243 d->m_tickCount = count;
243 d->m_tickCount = count;
244 emit tickCountChanged(count);
244 emit tickCountChanged(count);
245 }
245 }
246 }
246 }
247
247
248 int QValueAxis::tickCount() const
248 int QValueAxis::tickCount() const
249 {
249 {
250 Q_D(const QValueAxis);
250 Q_D(const QValueAxis);
251 return d->m_tickCount;
251 return d->m_tickCount;
252 }
252 }
253
253
254 void QValueAxis::setNiceNumbersEnabled(bool enable)
254 void QValueAxis::setNiceNumbersEnabled(bool enable)
255 {
255 {
256 Q_D(QValueAxis);
256 Q_D(QValueAxis);
257 qWarning()<<"This function is depreciated, it can lead to unexpected behavior.Use applyNiceNumbers(). ";
257 qWarning()<<"This function is depreciated, it can lead to unexpected behavior.Use applyNiceNumbers(). ";
258 if(enable) {
258 if(enable) {
259 QObject::connect(this,SIGNAL(rangeChanged(qreal,qreal)),this,SLOT(applyNiceNumbers()));
259 QObject::connect(this,SIGNAL(rangeChanged(qreal,qreal)),this,SLOT(applyNiceNumbers()));
260 QObject::connect(this,SIGNAL(tickCountChanged(int)),this,SLOT(applyNiceNumbers()));
260 QObject::connect(this,SIGNAL(tickCountChanged(int)),this,SLOT(applyNiceNumbers()));
261 applyNiceNumbers();
261 applyNiceNumbers();
262 }
262 }
263 else {
263 else {
264 QObject::disconnect(this,SIGNAL(rangeChanged(qreal,qreal)),this,SLOT(applyNiceNumbers()));
264 QObject::disconnect(this,SIGNAL(rangeChanged(qreal,qreal)),this,SLOT(applyNiceNumbers()));
265 QObject::disconnect(this,SIGNAL(tickCountChanged(int)),this,SLOT(applyNiceNumbers()));
265 QObject::disconnect(this,SIGNAL(tickCountChanged(int)),this,SLOT(applyNiceNumbers()));
266 }
266 }
267 d->m_niceNumbersEnabled=enable;
267 d->m_niceNumbersEnabled=enable;
268 }
268 }
269
269
270 bool QValueAxis::niceNumbersEnabled() const
270 bool QValueAxis::niceNumbersEnabled() const
271 {
271 {
272 Q_D(const QValueAxis);
272 Q_D(const QValueAxis);
273 qWarning()<<"This function is depreciated.Use applyNiceNumbers().";
273 qWarning()<<"This function is depreciated.Use applyNiceNumbers().";
274 return d->m_niceNumbersEnabled;
274 return d->m_niceNumbersEnabled;
275 }
275 }
276
276
277 void QValueAxis::setLabelFormat(const QString &format)
277 void QValueAxis::setLabelFormat(const QString &format)
278 {
278 {
279 Q_D(QValueAxis);
279 Q_D(QValueAxis);
280 d->m_format = format;
280 d->m_format = format;
281 emit labelFormatChanged(format);
281 emit labelFormatChanged(format);
282 }
282 }
283
283
284 QString QValueAxis::labelFormat() const
284 QString QValueAxis::labelFormat() const
285 {
285 {
286 Q_D(const QValueAxis);
286 Q_D(const QValueAxis);
287 return d->m_format;
287 return d->m_format;
288 }
288 }
289
289
290 /*!
290 /*!
291 Returns the type of the axis
291 Returns the type of the axis
292 */
292 */
293 QAbstractAxis::AxisType QValueAxis::type() const
293 QAbstractAxis::AxisType QValueAxis::type() const
294 {
294 {
295 return AxisTypeValue;
295 return AxisTypeValue;
296 }
296 }
297
297
298 /*!
298 /*!
299 This method modifies range and number of ticks on the axis to look "nice". Algorithm considers numbers that
299 This method modifies range and number of ticks on the axis to look "nice". Algorithm considers numbers that
300 can be expressed as form of 1*10^n, 2* 10^n or 5*10^n as a nice numbers. These numbers are used for spacing the ticks.
300 can be expressed as form of 1*10^n, 2* 10^n or 5*10^n as a nice numbers. These numbers are used for spacing the ticks.
301 This method will modify the current range and number of ticks.
301 This method will modify the current range and number of ticks.
302 \sa setRange(), setTickCount()
302 \sa setRange(), setTickCount()
303 */
303 */
304 void QValueAxis::applyNiceNumbers()
304 void QValueAxis::applyNiceNumbers()
305 {
305 {
306 Q_D(QValueAxis);
306 Q_D(QValueAxis);
307 if(d->m_applying) return;
307 if(d->m_applying) return;
308 qreal min = d->m_min;
308 qreal min = d->m_min;
309 qreal max = d->m_max;
309 qreal max = d->m_max;
310 int ticks = d->m_tickCount;
310 int ticks = d->m_tickCount;
311 AbstractDomain::looseNiceNumbers(min,max,ticks);
311 AbstractDomain::looseNiceNumbers(min,max,ticks);
312 d->m_applying=true;
312 d->m_applying=true;
313 d->setRange(min,max);
313 d->setRange(min,max);
314 setTickCount(ticks);
314 setTickCount(ticks);
315 d->m_applying=false;
315 d->m_applying=false;
316 }
316 }
317
317
318 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
318 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
319
319
320 QValueAxisPrivate::QValueAxisPrivate(QValueAxis *q)
320 QValueAxisPrivate::QValueAxisPrivate(QValueAxis *q)
321 : QAbstractAxisPrivate(q),
321 : QAbstractAxisPrivate(q),
322 m_min(0),
322 m_min(0),
323 m_max(0),
323 m_max(0),
324 m_tickCount(5),
324 m_tickCount(5),
325 m_format(QString::null),
325 m_format(QString::null),
326 m_applying(false),
326 m_applying(false),
327 m_niceNumbersEnabled(false)
327 m_niceNumbersEnabled(false)
328 {
328 {
329
329
330 }
330 }
331
331
332 QValueAxisPrivate::~QValueAxisPrivate()
332 QValueAxisPrivate::~QValueAxisPrivate()
333 {
333 {
334
334
335 }
335 }
336
336
337 void QValueAxisPrivate::setMin(const QVariant &min)
337 void QValueAxisPrivate::setMin(const QVariant &min)
338 {
338 {
339 Q_Q(QValueAxis);
339 Q_Q(QValueAxis);
340 bool ok;
340 bool ok;
341 qreal value = min.toReal(&ok);
341 qreal value = min.toReal(&ok);
342 if (ok)
342 if (ok)
343 q->setMin(value);
343 q->setMin(value);
344 }
344 }
345
345
346 void QValueAxisPrivate::setMax(const QVariant &max)
346 void QValueAxisPrivate::setMax(const QVariant &max)
347 {
347 {
348 Q_Q(QValueAxis);
348 Q_Q(QValueAxis);
349 bool ok;
349 bool ok;
350 qreal value = max.toReal(&ok);
350 qreal value = max.toReal(&ok);
351 if (ok)
351 if (ok)
352 q->setMax(value);
352 q->setMax(value);
353 }
353 }
354
354
355 void QValueAxisPrivate::setRange(const QVariant &min, const QVariant &max)
355 void QValueAxisPrivate::setRange(const QVariant &min, const QVariant &max)
356 {
356 {
357 Q_Q(QValueAxis);
357 Q_Q(QValueAxis);
358 bool ok1;
358 bool ok1;
359 bool ok2;
359 bool ok2;
360 qreal value1 = min.toReal(&ok1);
360 qreal value1 = min.toReal(&ok1);
361 qreal value2 = max.toReal(&ok2);
361 qreal value2 = max.toReal(&ok2);
362 if (ok1 && ok2)
362 if (ok1 && ok2)
363 q->setRange(value1, value2);
363 q->setRange(value1, value2);
364 }
364 }
365
365
366 void QValueAxisPrivate::setRange(qreal min, qreal max)
366 void QValueAxisPrivate::setRange(qreal min, qreal max)
367 {
367 {
368 Q_Q(QValueAxis);
368 Q_Q(QValueAxis);
369 bool changed = false;
369 bool changed = false;
370
370
371 if (min > max)
371 if (min > max)
372 return;
372 return;
373
373
374 if (!qFuzzyCompare(m_min,min)) {
374 if (!qFuzzyCompare(m_min,min)) {
375 m_min = min;
375 m_min = min;
376 changed = true;
376 changed = true;
377 emit q->minChanged(min);
377 emit q->minChanged(min);
378 }
378 }
379
379
380 if (!qFuzzyCompare(m_max,max)) {
380 if (!qFuzzyCompare(m_max,max)) {
381 m_max = max;
381 m_max = max;
382 changed = true;
382 changed = true;
383 emit q->maxChanged(max);
383 emit q->maxChanged(max);
384 }
384 }
385
385
386 if (changed) {
386 if (changed) {
387 emit rangeChanged(min,max);
387 emit rangeChanged(min,max);
388 emit q->rangeChanged(min, max);
388 emit q->rangeChanged(min, max);
389 }
389 }
390 }
390 }
391
391
392 void QValueAxisPrivate::initializeGraphics(QGraphicsItem *parent)
392 void QValueAxisPrivate::initializeGraphics(QGraphicsItem *parent)
393 {
393 {
394 Q_Q(QValueAxis);
394 Q_Q(QValueAxis);
395 ChartAxisElement *axis(0);
395 ChartAxisElement *axis(0);
396
396
397 if (m_chart->chartType() == QChart::ChartTypeCartesian) {
397 if (m_chart->chartType() == QChart::ChartTypeCartesian) {
398 if (orientation() == Qt::Vertical)
398 if (orientation() == Qt::Vertical)
399 axis = new ChartValueAxisY(q,parent);
399 axis = new ChartValueAxisY(q,parent);
400 if (orientation() == Qt::Horizontal)
400 if (orientation() == Qt::Horizontal)
401 axis = new ChartValueAxisX(q,parent);
401 axis = new ChartValueAxisX(q,parent);
402 }
402 }
403
403
404 if (m_chart->chartType() == QChart::ChartTypePolar) {
404 if (m_chart->chartType() == QChart::ChartTypePolar) {
405 if (orientation() == Qt::Vertical)
405 if (orientation() == Qt::Vertical)
406 axis = new PolarChartValueAxisRadial(q, parent);
406 axis = new PolarChartValueAxisRadial(q, parent);
407 if (orientation() == Qt::Horizontal)
407 if (orientation() == Qt::Horizontal)
408 axis = new PolarChartValueAxisAngular(q, parent);
408 axis = new PolarChartValueAxisAngular(q, parent);
409 }
409 }
410
410
411 m_item.reset(axis);
411 m_item.reset(axis);
412 QAbstractAxisPrivate::initializeGraphics(parent);
412 QAbstractAxisPrivate::initializeGraphics(parent);
413 }
413 }
414
414
415
415
416 void QValueAxisPrivate::initializeDomain(AbstractDomain *domain)
416 void QValueAxisPrivate::initializeDomain(AbstractDomain *domain)
417 {
417 {
418 if (orientation() == Qt::Vertical) {
418 if (orientation() == Qt::Vertical) {
419 if (!qFuzzyIsNull(m_max - m_min))
419 if (!qFuzzyIsNull(m_max - m_min))
420 domain->setRangeY(m_min, m_max);
420 domain->setRangeY(m_min, m_max);
421 else
421 else
422 setRange(domain->minY(), domain->maxY());
422 setRange(domain->minY(), domain->maxY());
423 }
423 }
424 if (orientation() == Qt::Horizontal) {
424 if (orientation() == Qt::Horizontal) {
425 if (!qFuzzyIsNull(m_max - m_min))
425 if (!qFuzzyIsNull(m_max - m_min))
426 domain->setRangeX(m_min, m_max);
426 domain->setRangeX(m_min, m_max);
427 else
427 else
428 setRange(domain->minX(), domain->maxX());
428 setRange(domain->minX(), domain->maxX());
429 }
429 }
430 }
430 }
431
431
432 #include "moc_qvalueaxis.cpp"
432 #include "moc_qvalueaxis.cpp"
433 #include "moc_qvalueaxis_p.cpp"
433 #include "moc_qvalueaxis_p.cpp"
434
434
435 QTCOMMERCIALCHART_END_NAMESPACE
435 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,120 +1,120
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qhorizontalbarseries.h"
21 #include "qhorizontalbarseries.h"
22 #include "qhorizontalbarseries_p.h"
22 #include "qhorizontalbarseries_p.h"
23 #include "horizontalbarchartitem_p.h"
23 #include "horizontalbarchartitem_p.h"
24 #include "qbarcategoryaxis.h"
24 #include "qbarcategoryaxis.h"
25
25
26 #include "chartdataset_p.h"
26 #include "chartdataset_p.h"
27 #include "charttheme_p.h"
27 #include "charttheme_p.h"
28
28
29
29
30 QTCOMMERCIALCHART_BEGIN_NAMESPACE
30 QTCOMMERCIALCHART_BEGIN_NAMESPACE
31
31
32 /*!
32 /*!
33 \class QHorizontalBarSeries
33 \class QHorizontalBarSeries
34 \brief Series for creating horizontal bar chart
34 \brief Series for creating horizontal bar chart
35 \mainclass
35 \mainclass
36
36
37 QHorizontalBarSeries represents a series of data shown as bars. The purpose of this class is to draw bars
37 QHorizontalBarSeries represents a series of data shown as bars. The purpose of this class is to draw bars
38 as groups, where bars in same category are grouped next to each other. QHorizontalBarSeries groups the data
38 as groups, where bars in same category are grouped next to each other. QHorizontalBarSeries groups the data
39 from sets to categories, which are defined by a QStringList.
39 from sets to categories, which are defined by a QStringList.
40
40
41 See the \l {HorizontalBarChart Example} {horizontal bar chart example} to learn how to create a horizontal bar chart.
41 See the \l {HorizontalBarChart Example} {horizontal bar chart example} to learn how to create a horizontal bar chart.
42 \image examples_horizontalbarchart.png
42 \image examples_horizontalbarchart.png
43
43
44 \sa QBarSet, QBarSeries, QPercentBarSeries, QAbstractBarSeries, QStackedBarSeries, QHorizontalStackedBarSeries, QHorizontalPercentBarSeries
44 \sa QBarSet, QBarSeries, QPercentBarSeries, QAbstractBarSeries, QStackedBarSeries, QHorizontalStackedBarSeries, QHorizontalPercentBarSeries
45 */
45 */
46 /*!
46 /*!
47 \qmlclass HorizontalBarSeries QHorizontalBarSeries
47 \qmlclass HorizontalBarSeries QHorizontalBarSeries
48 \inherits AbstractBarSeries
48 \inherits AbstractBarSeries
49
49
50 The following QML shows how to create a simple horizontal bar chart:
50 The following QML shows how to create a simple horizontal bar chart:
51 \snippet ../demos/qmlchart/qml/qmlchart/View9.qml 1
51 \snippet ../demos/qmlchart/qml/qmlchart/View9.qml 1
52 \beginfloatleft
52 \beginfloatleft
53 \image demos_qmlchart9.png
53 \image demos_qmlchart9.png
54 \endfloat
54 \endfloat
55 \clearfloat
55 \clearfloat
56 */
56 */
57
57
58 /*!
58 /*!
59 Constructs empty QHorizontalBarSeries.
59 Constructs empty QHorizontalBarSeries.
60 QHorizontalBarSeries is QObject which is a child of a \a parent.
60 QHorizontalBarSeries is QObject which is a child of a \a parent.
61 */
61 */
62 QHorizontalBarSeries::QHorizontalBarSeries(QObject *parent)
62 QHorizontalBarSeries::QHorizontalBarSeries(QObject *parent)
63 : QAbstractBarSeries(*new QHorizontalBarSeriesPrivate(this), parent)
63 : QAbstractBarSeries(*new QHorizontalBarSeriesPrivate(this), parent)
64 {
64 {
65 }
65 }
66
66
67 /*!
67 /*!
68 Destructor
68 Destructor.
69 Removes series from chart.
69 Removes series from chart.
70 */
70 */
71 QHorizontalBarSeries::~QHorizontalBarSeries()
71 QHorizontalBarSeries::~QHorizontalBarSeries()
72 {
72 {
73 Q_D(QHorizontalBarSeries);
73 Q_D(QHorizontalBarSeries);
74 if (d->m_chart)
74 if (d->m_chart)
75 d->m_chart->removeSeries(this);
75 d->m_chart->removeSeries(this);
76 }
76 }
77
77
78 /*!
78 /*!
79 Returns QChartSeries::SeriesTypeHorizontalBar.
79 Returns QChartSeries::SeriesTypeHorizontalBar.
80 */
80 */
81 QAbstractSeries::SeriesType QHorizontalBarSeries::type() const
81 QAbstractSeries::SeriesType QHorizontalBarSeries::type() const
82 {
82 {
83 return QAbstractSeries::SeriesTypeHorizontalBar;
83 return QAbstractSeries::SeriesTypeHorizontalBar;
84 }
84 }
85
85
86 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
86 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
87
87
88 QHorizontalBarSeriesPrivate::QHorizontalBarSeriesPrivate(QHorizontalBarSeries *q)
88 QHorizontalBarSeriesPrivate::QHorizontalBarSeriesPrivate(QHorizontalBarSeries *q)
89 : QAbstractBarSeriesPrivate(q)
89 : QAbstractBarSeriesPrivate(q)
90 {
90 {
91
91
92 }
92 }
93
93
94 void QHorizontalBarSeriesPrivate::initializeDomain()
94 void QHorizontalBarSeriesPrivate::initializeDomain()
95 {
95 {
96 qreal minX(domain()->minX());
96 qreal minX(domain()->minX());
97 qreal minY(domain()->minY());
97 qreal minY(domain()->minY());
98 qreal maxX(domain()->maxX());
98 qreal maxX(domain()->maxX());
99 qreal maxY(domain()->maxY());
99 qreal maxY(domain()->maxY());
100
100
101 qreal y = categoryCount();
101 qreal y = categoryCount();
102 minX = qMin(minX, min());
102 minX = qMin(minX, min());
103 minY = qMin(minY, - (qreal)0.5);
103 minY = qMin(minY, - (qreal)0.5);
104 maxX = qMax(maxX, max());
104 maxX = qMax(maxX, max());
105 maxY = qMax(maxY, y - (qreal)0.5);
105 maxY = qMax(maxY, y - (qreal)0.5);
106
106
107 domain()->setRange(minX, maxX, minY, maxY);
107 domain()->setRange(minX, maxX, minY, maxY);
108 }
108 }
109
109
110 void QHorizontalBarSeriesPrivate::initializeGraphics(QGraphicsItem* parent)
110 void QHorizontalBarSeriesPrivate::initializeGraphics(QGraphicsItem* parent)
111 {
111 {
112 Q_Q(QHorizontalBarSeries);
112 Q_Q(QHorizontalBarSeries);
113 HorizontalBarChartItem *bar = new HorizontalBarChartItem(q,parent);
113 HorizontalBarChartItem *bar = new HorizontalBarChartItem(q,parent);
114 m_item.reset(bar);
114 m_item.reset(bar);
115 QAbstractSeriesPrivate::initializeGraphics(parent);
115 QAbstractSeriesPrivate::initializeGraphics(parent);
116 }
116 }
117
117
118 #include "moc_qhorizontalbarseries.cpp"
118 #include "moc_qhorizontalbarseries.cpp"
119
119
120 QTCOMMERCIALCHART_END_NAMESPACE
120 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,116 +1,116
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20 #include "qhorizontalpercentbarseries.h"
20 #include "qhorizontalpercentbarseries.h"
21 #include "qhorizontalpercentbarseries_p.h"
21 #include "qhorizontalpercentbarseries_p.h"
22 #include "horizontalpercentbarchartitem_p.h"
22 #include "horizontalpercentbarchartitem_p.h"
23
23
24 #include "chartdataset_p.h"
24 #include "chartdataset_p.h"
25 #include "charttheme_p.h"
25 #include "charttheme_p.h"
26
26
27 QTCOMMERCIALCHART_BEGIN_NAMESPACE
27 QTCOMMERCIALCHART_BEGIN_NAMESPACE
28
28
29 /*!
29 /*!
30 \class QHorizontalPercentBarSeries
30 \class QHorizontalPercentBarSeries
31 \brief Series for creating horizontal percent bar chart
31 \brief Series for creating horizontal percent bar chart
32 \mainclass
32 \mainclass
33
33
34 QHorizontalPercentBarSeries represents a series of data shown as bars. The purpose of this class is to draw bars
34 QHorizontalPercentBarSeries represents a series of data shown as bars. The purpose of this class is to draw bars
35 as groups, where bars in same category are grouped next to each other. QHorizontalPercentBarSeries groups the data
35 as groups, where bars in same category are grouped next to each other. QHorizontalPercentBarSeries groups the data
36 from sets to categories, which are defined by a QStringList.
36 from sets to categories, which are defined by a QStringList.
37
37
38 See the \l {HorizontalPercentBarChart Example} {horizontal percent bar chart example} to learn how to create a horizontal percent bar chart.
38 See the \l {HorizontalPercentBarChart Example} {horizontal percent bar chart example} to learn how to create a horizontal percent bar chart.
39 \image examples_horizontalpercentbarchart.png
39 \image examples_horizontalpercentbarchart.png
40
40
41 \sa QBarSet, QBarSeries, QPercentBarSeries, QAbstractBarSeries, QStackedBarSeries, QHorizontalStackedBarSeries, QHorizontalBarSeries
41 \sa QBarSet, QBarSeries, QPercentBarSeries, QAbstractBarSeries, QStackedBarSeries, QHorizontalStackedBarSeries, QHorizontalBarSeries
42 */
42 */
43 /*!
43 /*!
44 \qmlclass HorizontalPercentBarSeries QHorizontalPercentBarSeries
44 \qmlclass HorizontalPercentBarSeries QHorizontalPercentBarSeries
45 \inherits QAbstractBarSeries
45 \inherits QAbstractBarSeries
46
46
47 The following QML shows how to create a simple horizontal percent bar chart:
47 The following QML shows how to create a simple horizontal percent bar chart:
48 \snippet ../demos/qmlchart/qml/qmlchart/View11.qml 1
48 \snippet ../demos/qmlchart/qml/qmlchart/View11.qml 1
49 \beginfloatleft
49 \beginfloatleft
50 \image demos_qmlchart11.png
50 \image demos_qmlchart11.png
51 \endfloat
51 \endfloat
52 \clearfloat
52 \clearfloat
53 */
53 */
54
54
55 /*!
55 /*!
56 Constructs empty QHorizontalPercentBarSeries.
56 Constructs empty QHorizontalPercentBarSeries.
57 QHorizontalPercentBarSeries is QObject which is a child of a \a parent.
57 QHorizontalPercentBarSeries is QObject which is a child of a \a parent.
58 */
58 */
59 QHorizontalPercentBarSeries::QHorizontalPercentBarSeries(QObject *parent) :
59 QHorizontalPercentBarSeries::QHorizontalPercentBarSeries(QObject *parent) :
60 QAbstractBarSeries(*new QHorizontalPercentBarSeriesPrivate(this), parent)
60 QAbstractBarSeries(*new QHorizontalPercentBarSeriesPrivate(this), parent)
61 {
61 {
62 }
62 }
63
63
64 /*!
64 /*!
65 Returns QChartSeries::SeriesTypeHorizontalPercentBar.
65 Returns QChartSeries::SeriesTypeHorizontalPercentBar.
66 */
66 */
67 QAbstractSeries::SeriesType QHorizontalPercentBarSeries::type() const
67 QAbstractSeries::SeriesType QHorizontalPercentBarSeries::type() const
68 {
68 {
69 return QAbstractSeries::SeriesTypeHorizontalPercentBar;
69 return QAbstractSeries::SeriesTypeHorizontalPercentBar;
70 }
70 }
71
71
72 /*!
72 /*!
73 Destructor
73 Destructor.
74 Removes series from chart.
74 Removes series from chart.
75 */
75 */
76 QHorizontalPercentBarSeries::~QHorizontalPercentBarSeries()
76 QHorizontalPercentBarSeries::~QHorizontalPercentBarSeries()
77 {
77 {
78 Q_D(QHorizontalPercentBarSeries);
78 Q_D(QHorizontalPercentBarSeries);
79 if (d->m_chart)
79 if (d->m_chart)
80 d->m_chart->removeSeries(this);
80 d->m_chart->removeSeries(this);
81 }
81 }
82
82
83 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
83 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
84
84
85 QHorizontalPercentBarSeriesPrivate::QHorizontalPercentBarSeriesPrivate(QHorizontalPercentBarSeries *q) : QAbstractBarSeriesPrivate(q)
85 QHorizontalPercentBarSeriesPrivate::QHorizontalPercentBarSeriesPrivate(QHorizontalPercentBarSeries *q) : QAbstractBarSeriesPrivate(q)
86 {
86 {
87
87
88 }
88 }
89
89
90 void QHorizontalPercentBarSeriesPrivate::initializeDomain()
90 void QHorizontalPercentBarSeriesPrivate::initializeDomain()
91 {
91 {
92 qreal minX(domain()->minX());
92 qreal minX(domain()->minX());
93 qreal minY(domain()->minY());
93 qreal minY(domain()->minY());
94 qreal maxX(domain()->maxX());
94 qreal maxX(domain()->maxX());
95 qreal maxY(domain()->maxY());
95 qreal maxY(domain()->maxY());
96
96
97 qreal y = categoryCount();
97 qreal y = categoryCount();
98 minX = 0;
98 minX = 0;
99 maxX = 100;
99 maxX = 100;
100 minY = qMin(minY, - (qreal)0.5);
100 minY = qMin(minY, - (qreal)0.5);
101 maxY = qMax(maxY, y - (qreal)0.5);
101 maxY = qMax(maxY, y - (qreal)0.5);
102
102
103 domain()->setRange(minX, maxX, minY, maxY);
103 domain()->setRange(minX, maxX, minY, maxY);
104 }
104 }
105
105
106 void QHorizontalPercentBarSeriesPrivate::initializeGraphics(QGraphicsItem* parent)
106 void QHorizontalPercentBarSeriesPrivate::initializeGraphics(QGraphicsItem* parent)
107 {
107 {
108 Q_Q(QHorizontalPercentBarSeries);
108 Q_Q(QHorizontalPercentBarSeries);
109 HorizontalPercentBarChartItem *bar = new HorizontalPercentBarChartItem(q,parent);
109 HorizontalPercentBarChartItem *bar = new HorizontalPercentBarChartItem(q,parent);
110 m_item.reset(bar);
110 m_item.reset(bar);
111 QAbstractSeriesPrivate::initializeGraphics(parent);
111 QAbstractSeriesPrivate::initializeGraphics(parent);
112 }
112 }
113
113
114 #include "moc_qhorizontalpercentbarseries.cpp"
114 #include "moc_qhorizontalpercentbarseries.cpp"
115
115
116 QTCOMMERCIALCHART_END_NAMESPACE
116 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,115 +1,115
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20 #include "qhorizontalstackedbarseries.h"
20 #include "qhorizontalstackedbarseries.h"
21 #include "qhorizontalstackedbarseries_p.h"
21 #include "qhorizontalstackedbarseries_p.h"
22 #include "horizontalstackedbarchartitem_p.h"
22 #include "horizontalstackedbarchartitem_p.h"
23
23
24 #include "chartdataset_p.h"
24 #include "chartdataset_p.h"
25 #include "charttheme_p.h"
25 #include "charttheme_p.h"
26
26
27 QTCOMMERCIALCHART_BEGIN_NAMESPACE
27 QTCOMMERCIALCHART_BEGIN_NAMESPACE
28 /*!
28 /*!
29 \class QHorizontalStackedBarSeries
29 \class QHorizontalStackedBarSeries
30 \brief Series for creating horizontal stacked bar chart
30 \brief Series for creating horizontal stacked bar chart
31 \mainclass
31 \mainclass
32
32
33 QHorizontalStackedBarSeries represents a series of data shown as bars. The purpose of this class is to draw bars
33 QHorizontalStackedBarSeries represents a series of data shown as bars. The purpose of this class is to draw bars
34 as groups, where bars in same category are grouped next to each other. QHorizontalStackedBarSeries groups the data
34 as groups, where bars in same category are grouped next to each other. QHorizontalStackedBarSeries groups the data
35 from sets to categories, which are defined by a QStringList.
35 from sets to categories, which are defined by a QStringList.
36
36
37 See the \l {HorizontalStackedBarChart Example} {horizontal stacked bar chart example} to learn how to create a horizontal stacked bar chart.
37 See the \l {HorizontalStackedBarChart Example} {horizontal stacked bar chart example} to learn how to create a horizontal stacked bar chart.
38 \image examples_horizontalstackedbarchart.png
38 \image examples_horizontalstackedbarchart.png
39
39
40 \sa QBarSet, QBarSeries, QPercentBarSeries, QAbstractBarSeries, QStackedBarSeries, QHorizontalPercentBarSeries, QHorizontalBarSeries
40 \sa QBarSet, QBarSeries, QPercentBarSeries, QAbstractBarSeries, QStackedBarSeries, QHorizontalPercentBarSeries, QHorizontalBarSeries
41 */
41 */
42 /*!
42 /*!
43 \qmlclass HorizontalStackedBarSeries QHorizontalStackedBarSeries
43 \qmlclass HorizontalStackedBarSeries QHorizontalStackedBarSeries
44 \inherits QAbstractBarSeries
44 \inherits QAbstractBarSeries
45
45
46 The following QML shows how to create a simple horizontal stacked bar chart:
46 The following QML shows how to create a simple horizontal stacked bar chart:
47 \snippet ../demos/qmlchart/qml/qmlchart/View10.qml 1
47 \snippet ../demos/qmlchart/qml/qmlchart/View10.qml 1
48 \beginfloatleft
48 \beginfloatleft
49 \image demos_qmlchart10.png
49 \image demos_qmlchart10.png
50 \endfloat
50 \endfloat
51 \clearfloat
51 \clearfloat
52 */
52 */
53
53
54 /*!
54 /*!
55 Constructs empty QHorizontalStackedBarSeries.
55 Constructs empty QHorizontalStackedBarSeries.
56 QHorizontalStackedBarSeries is QObject which is a child of a \a parent.
56 QHorizontalStackedBarSeries is QObject which is a child of a \a parent.
57 */
57 */
58 QHorizontalStackedBarSeries::QHorizontalStackedBarSeries(QObject *parent)
58 QHorizontalStackedBarSeries::QHorizontalStackedBarSeries(QObject *parent)
59 : QAbstractBarSeries(*new QHorizontalStackedBarSeriesPrivate(this), parent)
59 : QAbstractBarSeries(*new QHorizontalStackedBarSeriesPrivate(this), parent)
60 {
60 {
61 }
61 }
62
62
63 /*!
63 /*!
64 Destructor
64 Destructor.
65 Removes series from chart.
65 Removes series from chart.
66 */
66 */
67 QHorizontalStackedBarSeries::~QHorizontalStackedBarSeries()
67 QHorizontalStackedBarSeries::~QHorizontalStackedBarSeries()
68 {
68 {
69 Q_D(QHorizontalStackedBarSeries);
69 Q_D(QHorizontalStackedBarSeries);
70 if (d->m_chart)
70 if (d->m_chart)
71 d->m_chart->removeSeries(this);
71 d->m_chart->removeSeries(this);
72 }
72 }
73
73
74 /*!
74 /*!
75 Returns QChartSeries::SeriesTypeHorizontalStackedBar.
75 Returns QChartSeries::SeriesTypeHorizontalStackedBar.
76 */
76 */
77 QAbstractSeries::SeriesType QHorizontalStackedBarSeries::type() const
77 QAbstractSeries::SeriesType QHorizontalStackedBarSeries::type() const
78 {
78 {
79 return QAbstractSeries::SeriesTypeHorizontalStackedBar;
79 return QAbstractSeries::SeriesTypeHorizontalStackedBar;
80 }
80 }
81
81
82 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
82 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
83
83
84 QHorizontalStackedBarSeriesPrivate::QHorizontalStackedBarSeriesPrivate(QHorizontalStackedBarSeries *q) : QAbstractBarSeriesPrivate(q)
84 QHorizontalStackedBarSeriesPrivate::QHorizontalStackedBarSeriesPrivate(QHorizontalStackedBarSeries *q) : QAbstractBarSeriesPrivate(q)
85 {
85 {
86
86
87 }
87 }
88
88
89 void QHorizontalStackedBarSeriesPrivate::initializeDomain()
89 void QHorizontalStackedBarSeriesPrivate::initializeDomain()
90 {
90 {
91 qreal minX(domain()->minX());
91 qreal minX(domain()->minX());
92 qreal minY(domain()->minY());
92 qreal minY(domain()->minY());
93 qreal maxX(domain()->maxX());
93 qreal maxX(domain()->maxX());
94 qreal maxY(domain()->maxY());
94 qreal maxY(domain()->maxY());
95
95
96 qreal y = categoryCount();
96 qreal y = categoryCount();
97 minX = qMin(minX, bottom());
97 minX = qMin(minX, bottom());
98 minY = qMin(minY, - (qreal)0.5);
98 minY = qMin(minY, - (qreal)0.5);
99 maxX = qMax(maxX, top());
99 maxX = qMax(maxX, top());
100 maxY = qMax(maxY, y - (qreal)0.5);
100 maxY = qMax(maxY, y - (qreal)0.5);
101
101
102 domain()->setRange(minX, maxX, minY, maxY);
102 domain()->setRange(minX, maxX, minY, maxY);
103 }
103 }
104
104
105 void QHorizontalStackedBarSeriesPrivate::initializeGraphics(QGraphicsItem *parent)
105 void QHorizontalStackedBarSeriesPrivate::initializeGraphics(QGraphicsItem *parent)
106 {
106 {
107 Q_Q(QHorizontalStackedBarSeries);
107 Q_Q(QHorizontalStackedBarSeries);
108 HorizontalStackedBarChartItem *bar = new HorizontalStackedBarChartItem(q,parent);
108 HorizontalStackedBarChartItem *bar = new HorizontalStackedBarChartItem(q,parent);
109 m_item.reset(bar);
109 m_item.reset(bar);
110 QAbstractSeriesPrivate::initializeGraphics(parent);
110 QAbstractSeriesPrivate::initializeGraphics(parent);
111 }
111 }
112
112
113 #include "moc_qhorizontalstackedbarseries.cpp"
113 #include "moc_qhorizontalstackedbarseries.cpp"
114
114
115 QTCOMMERCIALCHART_END_NAMESPACE
115 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,645 +1,645
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qbarset.h"
21 #include "qbarset.h"
22 #include "qbarset_p.h"
22 #include "qbarset_p.h"
23 #include "charthelpers_p.h"
23 #include "charthelpers_p.h"
24
24
25 QTCOMMERCIALCHART_BEGIN_NAMESPACE
25 QTCOMMERCIALCHART_BEGIN_NAMESPACE
26
26
27 /*!
27 /*!
28 \class QBarSet
28 \class QBarSet
29 \brief Building block for different bar charts
29 \brief Building block for different bar charts
30
30
31 QBarSet represents one set of bars. Set of bars contains one data value for each category.
31 QBarSet represents one set of bars. Set of bars contains one data value for each category.
32 First value of set is assumed to belong to first category, second to second category and so on.
32 First value of set is assumed to belong to first category, second to second category and so on.
33 If set has fewer values than there are categories, then the missing values are assumed to be
33 If set has fewer values than there are categories, then the missing values are assumed to be
34 at the end of set. For missing values in middle of a set, numerical value of zero is used.
34 at the end of set. For missing values in middle of a set, numerical value of zero is used.
35
35
36 \mainclass
36 \mainclass
37
37
38 \sa QAbstractBarSeries, QBarSeries, QStackedBarSeries, QPercentBarSeries
38 \sa QAbstractBarSeries, QBarSeries, QStackedBarSeries, QPercentBarSeries
39 */
39 */
40 /*!
40 /*!
41 \qmlclass BarSet QBarSet
41 \qmlclass BarSet QBarSet
42
42
43 BarSet represents one set of bars. Set of bars contains one data value for each category.
43 BarSet represents one set of bars. Set of bars contains one data value for each category.
44 First value of set is assumed to belong to first category, second to second category and so on.
44 First value of set is assumed to belong to first category, second to second category and so on.
45 If set has fewer values than there are categories, then the missing values are assumed to be
45 If set has fewer values than there are categories, then the missing values are assumed to be
46 at the end of set. For missing values in middle of a set, numerical value of zero is used.
46 at the end of set. For missing values in middle of a set, numerical value of zero is used.
47 \sa AbstractBarSeries, BarSeries, StackedBarSeries, PercentBarSeries
47 \sa AbstractBarSeries, BarSeries, StackedBarSeries, PercentBarSeries
48 */
48 */
49
49
50 /*!
50 /*!
51 \property QBarSet::label
51 \property QBarSet::label
52 Defines the label of the barSet.
52 Defines the label of the barSet.
53 */
53 */
54 /*!
54 /*!
55 \qmlproperty string BarSet::label
55 \qmlproperty string BarSet::label
56 Defines the label of the barSet.
56 Defines the label of the barSet.
57 */
57 */
58
58
59 /*!
59 /*!
60 \property QBarSet::pen
60 \property QBarSet::pen
61 \brief Defines the pen used by the barSet.
61 \brief Defines the pen used by the barSet.
62 */
62 */
63
63
64 /*!
64 /*!
65 \property QBarSet::brush
65 \property QBarSet::brush
66 \brief Defines the brush used by the barSet.
66 \brief Defines the brush used by the barSet.
67 */
67 */
68
68
69 /*!
69 /*!
70 \property QBarSet::labelBrush
70 \property QBarSet::labelBrush
71 \brief Defines the brush used by the barSet's label.
71 \brief Defines the brush used by the barSet's label.
72 */
72 */
73
73
74 /*!
74 /*!
75 \property QBarSet::labelFont
75 \property QBarSet::labelFont
76 \brief Defines the font used by the barSet's label.
76 \brief Defines the font used by the barSet's label.
77 */
77 */
78
78
79 /*!
79 /*!
80 \qmlproperty Font BarSet::labelFont
80 \qmlproperty Font BarSet::labelFont
81 Defines the font used by the barSet's label.
81 Defines the font used by the barSet's label.
82
82
83 See the \l {Font} {QML Font Element} for detailed documentation.
83 See the \l {Font} {QML Font Element} for detailed documentation.
84 */
84 */
85
85
86 /*!
86 /*!
87 \property QBarSet::color
87 \property QBarSet::color
88 The fill (brush) color of the bar set.
88 The fill (brush) color of the bar set.
89 */
89 */
90 /*!
90 /*!
91 \qmlproperty color BarSet::color
91 \qmlproperty color BarSet::color
92 The fill (brush) color of the bar set.
92 The fill (brush) color of the bar set.
93 */
93 */
94
94
95 /*!
95 /*!
96 \property QBarSet::borderColor
96 \property QBarSet::borderColor
97 The line (pen) color of the bar set.
97 The line (pen) color of the bar set.
98 */
98 */
99 /*!
99 /*!
100 \qmlproperty color BarSet::borderColor
100 \qmlproperty color BarSet::borderColor
101 The line (pen) color of the bar set.
101 The line (pen) color of the bar set.
102 */
102 */
103
103
104 /*!
104 /*!
105 \qmlproperty real BarSet::borderWidth
105 \qmlproperty real BarSet::borderWidth
106 The width of the border line. By default the width is 2.0.
106 The width of the border line. By default the width is 2.0.
107 */
107 */
108
108
109 /*!
109 /*!
110 \property QBarSet::labelColor
110 \property QBarSet::labelColor
111 The text (label) color of the bar set.
111 The text (label) color of the bar set.
112 */
112 */
113 /*!
113 /*!
114 \qmlproperty color BarSet::labelColor
114 \qmlproperty color BarSet::labelColor
115 The text (label) color of the bar set.
115 The text (label) color of the bar set.
116 */
116 */
117
117
118 /*!
118 /*!
119 \fn void QBarSet::clicked(int index)
119 \fn void QBarSet::clicked(int index)
120
120
121 The signal is emitted if the user clicks with a mouse on top of barset.
121 The signal is emitted if the user clicks with a mouse on top of barset.
122 Clicked bar inside set is indexed by \a index
122 Clicked bar inside set is indexed by \a index
123 */
123 */
124
124
125 /*!
125 /*!
126 \fn void QBarSet::hovered(bool status)
126 \fn void QBarSet::hovered(bool status)
127
127
128 The signal is emitted if mouse is hovered on top of barset.
128 The signal is emitted if mouse is hovered on top of barset.
129 Parameter \a status is true, if mouse entered on top of barset, false if mouse left from top of barset.
129 Parameter \a status is true, if mouse entered on top of barset, false if mouse left from top of barset.
130 */
130 */
131
131
132
132
133 /*!
133 /*!
134 \fn void QBarSet::labelChanged()
134 \fn void QBarSet::labelChanged()
135 This signal is emitted when the label of the barSet has changed.
135 This signal is emitted when the label of the barSet has changed.
136 \sa label
136 \sa label
137 */
137 */
138 /*!
138 /*!
139 \qmlsignal BarSet::onLabelChanged()
139 \qmlsignal BarSet::onLabelChanged()
140 This signal is emitted when the label of the barSet has changed.
140 This signal is emitted when the label of the barSet has changed.
141 */
141 */
142
142
143 /*!
143 /*!
144 \fn void QBarSet::penChanged()
144 \fn void QBarSet::penChanged()
145 This signal is emitted when the pen of the barSet has changed.
145 This signal is emitted when the pen of the barSet has changed.
146 \sa pen
146 \sa pen
147 */
147 */
148
148
149 /*!
149 /*!
150 \fn void QBarSet::brushChanged()
150 \fn void QBarSet::brushChanged()
151 This signal is emitted when the brush of the barSet has changed.
151 This signal is emitted when the brush of the barSet has changed.
152 \sa brush
152 \sa brush
153 */
153 */
154
154
155 /*!
155 /*!
156 \fn void QBarSet::labelBrushChanged()
156 \fn void QBarSet::labelBrushChanged()
157 This signal is emitted when the brush of the barSet's label has changed.
157 This signal is emitted when the brush of the barSet's label has changed.
158 \sa labelBrush
158 \sa labelBrush
159 */
159 */
160
160
161 /*!
161 /*!
162 \fn void QBarSet::labelFontChanged()
162 \fn void QBarSet::labelFontChanged()
163 This signal is emitted when the font of the barSet's label has changed.
163 This signal is emitted when the font of the barSet's label has changed.
164 \sa labelBrush
164 \sa labelBrush
165 */
165 */
166
166
167 /*!
167 /*!
168 \fn void QBarSet::colorChanged(QColor)
168 \fn void QBarSet::colorChanged(QColor)
169 This signal is emitted when the fill (brush) color of the set has changed to \a color.
169 This signal is emitted when the fill (brush) color of the set has changed to \a color.
170 */
170 */
171 /*!
171 /*!
172 \qmlsignal BarSet::onColorChanged(color color)
172 \qmlsignal BarSet::onColorChanged(color color)
173 This signal is emitted when the fill (brush) color of the set has changed to \a color.
173 This signal is emitted when the fill (brush) color of the set has changed to \a color.
174 */
174 */
175
175
176 /*!
176 /*!
177 \fn void QBarSet::borderColorChanged(QColor)
177 \fn void QBarSet::borderColorChanged(QColor)
178 This signal is emitted when the line (pen) color of the set has changed to \a color.
178 This signal is emitted when the line (pen) color of the set has changed to \a color.
179 */
179 */
180 /*!
180 /*!
181 \qmlsignal BarSet::onBorderColorChanged(color color)
181 \qmlsignal BarSet::onBorderColorChanged(color color)
182 This signal is emitted when the line (pen) color of the set has changed to \a color.
182 This signal is emitted when the line (pen) color of the set has changed to \a color.
183 */
183 */
184
184
185 /*!
185 /*!
186 \fn void QBarSet::labelColorChanged(QColor)
186 \fn void QBarSet::labelColorChanged(QColor)
187 This signal is emitted when the text (label) color of the set has changed to \a color.
187 This signal is emitted when the text (label) color of the set has changed to \a color.
188 */
188 */
189 /*!
189 /*!
190 \qmlsignal BarSet::onLabelColorChanged(color color)
190 \qmlsignal BarSet::onLabelColorChanged(color color)
191 This signal is emitted when the text (label) color of the set has changed to \a color.
191 This signal is emitted when the text (label) color of the set has changed to \a color.
192 */
192 */
193
193
194 /*!
194 /*!
195 \fn void QBarSet::valuesAdded(int index, int count)
195 \fn void QBarSet::valuesAdded(int index, int count)
196 This signal is emitted when new values have been added to the set.
196 This signal is emitted when new values have been added to the set.
197 Parameter \a index indicates the position of the first inserted value.
197 Parameter \a index indicates the position of the first inserted value.
198 Parameter \a count is the number of iserted values.
198 Parameter \a count is the number of inserted values.
199 \sa append(), insert()
199 \sa append(), insert()
200 */
200 */
201 /*!
201 /*!
202 \qmlsignal BarSet::onValuesAdded(int index, int count)
202 \qmlsignal BarSet::onValuesAdded(int index, int count)
203 This signal is emitted when new values have been added to the set.
203 This signal is emitted when new values have been added to the set.
204 Parameter \a index indicates the position of the first inserted value.
204 Parameter \a index indicates the position of the first inserted value.
205 Parameter \a count is the number of iserted values.
205 Parameter \a count is the number of inserted values.
206 */
206 */
207
207
208 /*!
208 /*!
209 \fn void QBarSet::valuesRemoved(int index, int count)
209 \fn void QBarSet::valuesRemoved(int index, int count)
210 This signal is emitted values have been removed from the set.
210 This signal is emitted values have been removed from the set.
211 Parameter \a index indicates the position of the first removed value.
211 Parameter \a index indicates the position of the first removed value.
212 Parameter \a count is the number of removed values.
212 Parameter \a count is the number of removed values.
213 \sa remove()
213 \sa remove()
214 */
214 */
215 /*!
215 /*!
216 \qmlsignal BarSet::onValuesRemoved(int index, int count)
216 \qmlsignal BarSet::onValuesRemoved(int index, int count)
217 This signal is emitted values have been removed from the set.
217 This signal is emitted values have been removed from the set.
218 Parameter \a index indicates the position of the first removed value.
218 Parameter \a index indicates the position of the first removed value.
219 Parameter \a count is the number of removed values.
219 Parameter \a count is the number of removed values.
220 */
220 */
221
221
222 /*!
222 /*!
223 \fn void QBarSet::valueChanged(int index)
223 \fn void QBarSet::valueChanged(int index)
224 This signal is emitted values the value in the set has been modified.
224 This signal is emitted values the value in the set has been modified.
225 Parameter \a index indicates the position of the modified value.
225 Parameter \a index indicates the position of the modified value.
226 \sa at()
226 \sa at()
227 */
227 */
228 /*!
228 /*!
229 \qmlsignal BarSet::onValueChanged(int index)
229 \qmlsignal BarSet::onValueChanged(int index)
230 This signal is emitted values the value in the set has been modified.
230 This signal is emitted values the value in the set has been modified.
231 Parameter \a index indicates the position of the modified value.
231 Parameter \a index indicates the position of the modified value.
232 */
232 */
233
233
234 /*!
234 /*!
235 \qmlproperty int BarSet::count
235 \qmlproperty int BarSet::count
236 The count of values on the barset
236 The count of values on the barset
237 */
237 */
238
238
239 /*!
239 /*!
240 \qmlproperty QVariantList BarSet::values
240 \qmlproperty QVariantList BarSet::values
241 The values of the barset. You can set either a list of reals or a list of points as values. If you set a list of
241 The values of the barset. You can set either a list of reals or a list of points as values. If you set a list of
242 reals as values, the values are automatically completed to points by using the index of a value as it's
242 reals as values, the values are automatically completed to points by using the index of a value as it's
243 x-coordinate. For example:
243 x-coordinate. For example:
244 \code
244 \code
245 myBarSet1.values = [0, 5, 1, 5];
245 myBarSet1.values = [0, 5, 1, 5];
246 myBarSet2.values = [Qt.point(0, 1), Qt.point(1, 5), Qt.point(2.2, 4.3)];
246 myBarSet2.values = [Qt.point(0, 1), Qt.point(1, 5), Qt.point(2.2, 4.3)];
247 \endcode
247 \endcode
248 */
248 */
249
249
250 /*!
250 /*!
251 Constructs QBarSet with a label of \a label and with parent of \a parent
251 Constructs QBarSet with a label of \a label and with parent of \a parent.
252 */
252 */
253 QBarSet::QBarSet(const QString label, QObject *parent)
253 QBarSet::QBarSet(const QString label, QObject *parent)
254 : QObject(parent),
254 : QObject(parent),
255 d_ptr(new QBarSetPrivate(label, this))
255 d_ptr(new QBarSetPrivate(label, this))
256 {
256 {
257 }
257 }
258
258
259 /*!
259 /*!
260 Destroys the barset
260 Destroys the barset.
261 */
261 */
262 QBarSet::~QBarSet()
262 QBarSet::~QBarSet()
263 {
263 {
264 // NOTE: d_ptr destroyed by QObject
264 // NOTE: d_ptr destroyed by QObject
265 }
265 }
266
266
267 /*!
267 /*!
268 Sets new \a label for set.
268 Sets new \a label for set.
269 */
269 */
270 void QBarSet::setLabel(const QString label)
270 void QBarSet::setLabel(const QString label)
271 {
271 {
272 d_ptr->m_label = label;
272 d_ptr->m_label = label;
273 emit labelChanged();
273 emit labelChanged();
274 }
274 }
275
275
276 /*!
276 /*!
277 Returns label of the set.
277 Returns label of the set.
278 */
278 */
279 QString QBarSet::label() const
279 QString QBarSet::label() const
280 {
280 {
281 return d_ptr->m_label;
281 return d_ptr->m_label;
282 }
282 }
283
283
284 /*!
284 /*!
285 Appends new value \a value to the end of set.
285 Appends new value \a value to the end of set.
286 */
286 */
287 void QBarSet::append(const qreal value)
287 void QBarSet::append(const qreal value)
288 {
288 {
289 // Convert to QPointF
289 // Convert to QPointF
290 int index = d_ptr->m_values.count();
290 int index = d_ptr->m_values.count();
291 d_ptr->append(QPointF(d_ptr->m_values.count(), value));
291 d_ptr->append(QPointF(d_ptr->m_values.count(), value));
292 emit valuesAdded(index, 1);
292 emit valuesAdded(index, 1);
293 }
293 }
294
294
295 /*!
295 /*!
296 Appends a list of reals to set. Works like append with single real value. The \a values in list
296 Appends a list of reals to set. Works like append with single real value. The \a values in list
297 are appended to end of barset
297 are appended to end of barset
298 \sa append()
298 \sa append()
299 */
299 */
300 void QBarSet::append(const QList<qreal> &values)
300 void QBarSet::append(const QList<qreal> &values)
301 {
301 {
302 int index = d_ptr->m_values.count();
302 int index = d_ptr->m_values.count();
303 d_ptr->append(values);
303 d_ptr->append(values);
304 emit valuesAdded(index, values.count());
304 emit valuesAdded(index, values.count());
305 }
305 }
306
306
307 /*!
307 /*!
308 Convenience operator. Same as append, with real \a value.
308 Convenience operator. Same as append, with real \a value.
309 \sa append()
309 \sa append()
310 */
310 */
311 QBarSet &QBarSet::operator << (const qreal &value)
311 QBarSet &QBarSet::operator << (const qreal &value)
312 {
312 {
313 append(value);
313 append(value);
314 return *this;
314 return *this;
315 }
315 }
316
316
317 /*!
317 /*!
318 Inserts new \a value on the \a index position.
318 Inserts new \a value on the \a index position.
319 The value that is currently at this postion is moved to postion index + 1
319 The value that is currently at this postion is moved to position index + 1
320 \sa remove()
320 \sa remove()
321 */
321 */
322 void QBarSet::insert(const int index, const qreal value)
322 void QBarSet::insert(const int index, const qreal value)
323 {
323 {
324 d_ptr->insert(index, value);
324 d_ptr->insert(index, value);
325 emit valuesAdded(index, 1);
325 emit valuesAdded(index, 1);
326 }
326 }
327
327
328 /*!
328 /*!
329 Removes \a count number of values from the set starting at \a index.
329 Removes \a count number of values from the set starting at \a index.
330 \sa insert()
330 \sa insert()
331 */
331 */
332 void QBarSet::remove(const int index, const int count)
332 void QBarSet::remove(const int index, const int count)
333 {
333 {
334 int removedCount = d_ptr->remove(index, count);
334 int removedCount = d_ptr->remove(index, count);
335 if (removedCount > 0)
335 if (removedCount > 0)
336 emit valuesRemoved(index, removedCount);
336 emit valuesRemoved(index, removedCount);
337 return;
337 return;
338 }
338 }
339
339
340 /*!
340 /*!
341 Sets a new value \a value to set, indexed by \a index
341 Sets a new value \a value to set, indexed by \a index.
342 */
342 */
343 void QBarSet::replace(const int index, const qreal value)
343 void QBarSet::replace(const int index, const qreal value)
344 {
344 {
345 if (index >= 0 && index < d_ptr->m_values.count()) {
345 if (index >= 0 && index < d_ptr->m_values.count()) {
346 d_ptr->replace(index, value);
346 d_ptr->replace(index, value);
347 emit valueChanged(index);
347 emit valueChanged(index);
348 }
348 }
349 }
349 }
350
350
351
351
352 /*!
352 /*!
353 Returns value of set indexed by \a index.
353 Returns value of set indexed by \a index.
354 If the index is out of bounds 0.0 is returned.
354 If the index is out of bounds 0.0 is returned.
355 */
355 */
356 qreal QBarSet::at(const int index) const
356 qreal QBarSet::at(const int index) const
357 {
357 {
358 if (index < 0 || index >= d_ptr->m_values.count())
358 if (index < 0 || index >= d_ptr->m_values.count())
359 return 0;
359 return 0;
360 return d_ptr->m_values.at(index).y();
360 return d_ptr->m_values.at(index).y();
361 }
361 }
362
362
363 /*!
363 /*!
364 Returns value of set indexed by \a index.
364 Returns value of set indexed by \a index.
365 If the index is out of bounds 0.0 is returned.
365 If the index is out of bounds 0.0 is returned.
366 */
366 */
367 qreal QBarSet::operator [](const int index) const
367 qreal QBarSet::operator [](const int index) const
368 {
368 {
369 return at(index);
369 return at(index);
370 }
370 }
371
371
372 /*!
372 /*!
373 Returns count of values in set.
373 Returns count of values in set.
374 */
374 */
375 int QBarSet::count() const
375 int QBarSet::count() const
376 {
376 {
377 return d_ptr->m_values.count();
377 return d_ptr->m_values.count();
378 }
378 }
379
379
380 /*!
380 /*!
381 Returns sum of all values in barset.
381 Returns sum of all values in barset.
382 */
382 */
383 qreal QBarSet::sum() const
383 qreal QBarSet::sum() const
384 {
384 {
385 qreal total(0);
385 qreal total(0);
386 for (int i = 0; i < d_ptr->m_values.count(); i++)
386 for (int i = 0; i < d_ptr->m_values.count(); i++)
387 total += d_ptr->m_values.at(i).y();
387 total += d_ptr->m_values.at(i).y();
388 return total;
388 return total;
389 }
389 }
390
390
391 /*!
391 /*!
392 Sets pen for set. Bars of this set are drawn using \a pen
392 Sets pen for set. Bars of this set are drawn using \a pen
393 */
393 */
394 void QBarSet::setPen(const QPen &pen)
394 void QBarSet::setPen(const QPen &pen)
395 {
395 {
396 if (d_ptr->m_pen != pen) {
396 if (d_ptr->m_pen != pen) {
397 d_ptr->m_pen = pen;
397 d_ptr->m_pen = pen;
398 emit d_ptr->updatedBars();
398 emit d_ptr->updatedBars();
399 emit penChanged();
399 emit penChanged();
400 }
400 }
401 }
401 }
402
402
403 /*!
403 /*!
404 Returns pen of the set.
404 Returns pen of the set.
405 */
405 */
406 QPen QBarSet::pen() const
406 QPen QBarSet::pen() const
407 {
407 {
408 return d_ptr->m_pen;
408 return d_ptr->m_pen;
409 }
409 }
410
410
411 /*!
411 /*!
412 Sets brush for the set. Bars of this set are drawn using \a brush
412 Sets brush for the set. Bars of this set are drawn using \a brush
413 */
413 */
414 void QBarSet::setBrush(const QBrush &brush)
414 void QBarSet::setBrush(const QBrush &brush)
415 {
415 {
416 if (d_ptr->m_brush != brush) {
416 if (d_ptr->m_brush != brush) {
417 d_ptr->m_brush = brush;
417 d_ptr->m_brush = brush;
418 emit d_ptr->updatedBars();
418 emit d_ptr->updatedBars();
419 emit brushChanged();
419 emit brushChanged();
420 }
420 }
421 }
421 }
422
422
423 /*!
423 /*!
424 Returns brush of the set.
424 Returns brush of the set.
425 */
425 */
426 QBrush QBarSet::brush() const
426 QBrush QBarSet::brush() const
427 {
427 {
428 return d_ptr->m_brush;
428 return d_ptr->m_brush;
429 }
429 }
430
430
431 /*!
431 /*!
432 Sets \a brush of the values that are drawn on top of this barset
432 Sets \a brush of the values that are drawn on top of this barset
433 */
433 */
434 void QBarSet::setLabelBrush(const QBrush &brush)
434 void QBarSet::setLabelBrush(const QBrush &brush)
435 {
435 {
436 if (d_ptr->m_labelBrush != brush) {
436 if (d_ptr->m_labelBrush != brush) {
437 d_ptr->m_labelBrush = brush;
437 d_ptr->m_labelBrush = brush;
438 emit d_ptr->updatedBars();
438 emit d_ptr->updatedBars();
439 emit labelBrushChanged();
439 emit labelBrushChanged();
440 }
440 }
441 }
441 }
442
442
443 /*!
443 /*!
444 Returns brush of the values that are drawn on top of this barset
444 Returns brush of the values that are drawn on top of this barset
445 */
445 */
446 QBrush QBarSet::labelBrush() const
446 QBrush QBarSet::labelBrush() const
447 {
447 {
448 return d_ptr->m_labelBrush;
448 return d_ptr->m_labelBrush;
449 }
449 }
450
450
451 /*!
451 /*!
452 Sets the \a font for values that are drawn on top of this barset
452 Sets the \a font for values that are drawn on top of this barset
453 */
453 */
454 void QBarSet::setLabelFont(const QFont &font)
454 void QBarSet::setLabelFont(const QFont &font)
455 {
455 {
456 if (d_ptr->m_labelFont != font) {
456 if (d_ptr->m_labelFont != font) {
457 d_ptr->m_labelFont = font;
457 d_ptr->m_labelFont = font;
458 emit d_ptr->updatedBars();
458 emit d_ptr->updatedBars();
459 emit labelFontChanged();
459 emit labelFontChanged();
460 }
460 }
461
461
462 }
462 }
463
463
464 /*!
464 /*!
465 Returns the pen for values that are drawn on top of this barset
465 Returns the pen for values that are drawn on top of this barset
466 */
466 */
467 QFont QBarSet::labelFont() const
467 QFont QBarSet::labelFont() const
468 {
468 {
469 return d_ptr->m_labelFont;
469 return d_ptr->m_labelFont;
470 }
470 }
471
471
472 /*!
472 /*!
473 Returns the color of the brush of barset.
473 Returns the color of the brush of barset.
474 */
474 */
475 QColor QBarSet::color()
475 QColor QBarSet::color()
476 {
476 {
477 return brush().color();
477 return brush().color();
478 }
478 }
479
479
480 /*!
480 /*!
481 Sets the \a color of brush for this barset
481 Sets the \a color of brush for this barset
482 */
482 */
483 void QBarSet::setColor(QColor color)
483 void QBarSet::setColor(QColor color)
484 {
484 {
485 QBrush b = brush();
485 QBrush b = brush();
486 if ((b.color() != color) || (b.style() == Qt::NoBrush)) {
486 if ((b.color() != color) || (b.style() == Qt::NoBrush)) {
487 b.setColor(color);
487 b.setColor(color);
488 if (b.style() == Qt::NoBrush) {
488 if (b.style() == Qt::NoBrush) {
489 // Set tyle to Qt::SolidPattern. (Default is Qt::NoBrush)
489 // Set tyle to Qt::SolidPattern. (Default is Qt::NoBrush)
490 // This prevents theme to override color defined in QML side:
490 // This prevents theme to override color defined in QML side:
491 // BarSet { label: "Bob"; color:"red"; values: [1,2,3] }
491 // BarSet { label: "Bob"; color:"red"; values: [1,2,3] }
492 // The color must be obeyed, since user wanted it.
492 // The color must be obeyed, since user wanted it.
493 b.setStyle(Qt::SolidPattern);
493 b.setStyle(Qt::SolidPattern);
494 }
494 }
495 setBrush(b);
495 setBrush(b);
496 emit colorChanged(color);
496 emit colorChanged(color);
497 }
497 }
498 }
498 }
499
499
500 /*!
500 /*!
501 Returns the color of pen of this barset
501 Returns the color of pen of this barset
502 */
502 */
503 QColor QBarSet::borderColor()
503 QColor QBarSet::borderColor()
504 {
504 {
505 return pen().color();
505 return pen().color();
506 }
506 }
507
507
508 /*!
508 /*!
509 Sets the color of pen for this barset
509 Sets the color of pen for this barset
510 */
510 */
511 void QBarSet::setBorderColor(QColor color)
511 void QBarSet::setBorderColor(QColor color)
512 {
512 {
513 QPen p = pen();
513 QPen p = pen();
514 if (p.color() != color) {
514 if (p.color() != color) {
515 p.setColor(color);
515 p.setColor(color);
516 setPen(p);
516 setPen(p);
517 emit borderColorChanged(color);
517 emit borderColorChanged(color);
518 }
518 }
519 }
519 }
520
520
521 /*!
521 /*!
522 Returns the color of labels of this barset
522 Returns the color of labels of this barset
523 */
523 */
524 QColor QBarSet::labelColor()
524 QColor QBarSet::labelColor()
525 {
525 {
526 return labelBrush().color();
526 return labelBrush().color();
527 }
527 }
528
528
529 /*!
529 /*!
530 Sets the color of labels for this barset
530 Sets the color of labels for this barset
531 */
531 */
532 void QBarSet::setLabelColor(QColor color)
532 void QBarSet::setLabelColor(QColor color)
533 {
533 {
534 QBrush b = labelBrush();
534 QBrush b = labelBrush();
535 if (b == QBrush())
535 if (b == QBrush())
536 b.setStyle(Qt::SolidPattern);
536 b.setStyle(Qt::SolidPattern);
537
537
538 if (b.color() != color) {
538 if (b.color() != color) {
539 b.setColor(color);
539 b.setColor(color);
540 setLabelBrush(b);
540 setLabelBrush(b);
541 emit labelColorChanged(color);
541 emit labelColorChanged(color);
542 }
542 }
543 }
543 }
544
544
545 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
545 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
546
546
547 QBarSetPrivate::QBarSetPrivate(const QString label, QBarSet *parent) : QObject(parent),
547 QBarSetPrivate::QBarSetPrivate(const QString label, QBarSet *parent) : QObject(parent),
548 q_ptr(parent),
548 q_ptr(parent),
549 m_label(label)
549 m_label(label)
550 {
550 {
551 }
551 }
552
552
553 QBarSetPrivate::~QBarSetPrivate()
553 QBarSetPrivate::~QBarSetPrivate()
554 {
554 {
555 }
555 }
556
556
557 void QBarSetPrivate::append(QPointF value)
557 void QBarSetPrivate::append(QPointF value)
558 {
558 {
559 if (isValidValue(value)) {
559 if (isValidValue(value)) {
560 m_values.append(value);
560 m_values.append(value);
561 emit restructuredBars();
561 emit restructuredBars();
562 }
562 }
563 }
563 }
564
564
565 void QBarSetPrivate::append(QList<QPointF> values)
565 void QBarSetPrivate::append(QList<QPointF> values)
566 {
566 {
567 for (int i = 0; i < values.count(); i++) {
567 for (int i = 0; i < values.count(); i++) {
568 if (isValidValue(values.at(i)))
568 if (isValidValue(values.at(i)))
569 m_values.append(values.at(i));
569 m_values.append(values.at(i));
570 }
570 }
571 emit restructuredBars();
571 emit restructuredBars();
572 }
572 }
573
573
574 void QBarSetPrivate::append(QList<qreal> values)
574 void QBarSetPrivate::append(QList<qreal> values)
575 {
575 {
576 int index = m_values.count();
576 int index = m_values.count();
577 for (int i = 0; i < values.count(); i++) {
577 for (int i = 0; i < values.count(); i++) {
578 if (isValidValue(values.at(i))) {
578 if (isValidValue(values.at(i))) {
579 m_values.append(QPointF(index, values.at(i)));
579 m_values.append(QPointF(index, values.at(i)));
580 index++;
580 index++;
581 }
581 }
582 }
582 }
583 emit restructuredBars();
583 emit restructuredBars();
584 }
584 }
585
585
586 void QBarSetPrivate::insert(const int index, const qreal value)
586 void QBarSetPrivate::insert(const int index, const qreal value)
587 {
587 {
588 m_values.insert(index, QPointF(index, value));
588 m_values.insert(index, QPointF(index, value));
589 emit restructuredBars();
589 emit restructuredBars();
590 }
590 }
591
591
592 void QBarSetPrivate::insert(const int index, const QPointF value)
592 void QBarSetPrivate::insert(const int index, const QPointF value)
593 {
593 {
594 m_values.insert(index, value);
594 m_values.insert(index, value);
595 emit restructuredBars();
595 emit restructuredBars();
596 }
596 }
597
597
598 int QBarSetPrivate::remove(const int index, const int count)
598 int QBarSetPrivate::remove(const int index, const int count)
599 {
599 {
600 int removeCount = count;
600 int removeCount = count;
601
601
602 if ((index < 0) || (m_values.count() == 0))
602 if ((index < 0) || (m_values.count() == 0))
603 return 0; // Invalid index or not values in list, remove nothing.
603 return 0; // Invalid index or not values in list, remove nothing.
604 else if ((index + count) > m_values.count())
604 else if ((index + count) > m_values.count())
605 removeCount = m_values.count() - index; // Trying to remove more items than list has. Limit amount to be removed.
605 removeCount = m_values.count() - index; // Trying to remove more items than list has. Limit amount to be removed.
606
606
607 int c = 0;
607 int c = 0;
608 while (c < removeCount) {
608 while (c < removeCount) {
609 m_values.removeAt(index);
609 m_values.removeAt(index);
610 c++;
610 c++;
611 }
611 }
612 emit restructuredBars();
612 emit restructuredBars();
613 return removeCount;
613 return removeCount;
614 }
614 }
615
615
616 void QBarSetPrivate::replace(const int index, const qreal value)
616 void QBarSetPrivate::replace(const int index, const qreal value)
617 {
617 {
618 m_values.replace(index, QPointF(index, value));
618 m_values.replace(index, QPointF(index, value));
619 emit updatedLayout();
619 emit updatedLayout();
620 }
620 }
621
621
622 void QBarSetPrivate::replace(const int index, const QPointF value)
622 void QBarSetPrivate::replace(const int index, const QPointF value)
623 {
623 {
624 m_values.replace(index, value);
624 m_values.replace(index, value);
625 emit updatedLayout();
625 emit updatedLayout();
626 }
626 }
627
627
628 qreal QBarSetPrivate::pos(const int index)
628 qreal QBarSetPrivate::pos(const int index)
629 {
629 {
630 if (index < 0 || index >= m_values.count())
630 if (index < 0 || index >= m_values.count())
631 return 0;
631 return 0;
632 return m_values.at(index).x();
632 return m_values.at(index).x();
633 }
633 }
634
634
635 qreal QBarSetPrivate::value(const int index)
635 qreal QBarSetPrivate::value(const int index)
636 {
636 {
637 if (index < 0 || index >= m_values.count())
637 if (index < 0 || index >= m_values.count())
638 return 0;
638 return 0;
639 return m_values.at(index).y();
639 return m_values.at(index).y();
640 }
640 }
641
641
642 #include "moc_qbarset.cpp"
642 #include "moc_qbarset.cpp"
643 #include "moc_qbarset_p.cpp"
643 #include "moc_qbarset_p.cpp"
644
644
645 QTCOMMERCIALCHART_END_NAMESPACE
645 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,249 +1,249
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qhbarmodelmapper.h"
21 #include "qhbarmodelmapper.h"
22
22
23 QTCOMMERCIALCHART_BEGIN_NAMESPACE
23 QTCOMMERCIALCHART_BEGIN_NAMESPACE
24
24
25 /*!
25 /*!
26 \class QHBarModelMapper
26 \class QHBarModelMapper
27 \brief Horizontal model mapper for bar series
27 \brief Horizontal model mapper for bar series
28 \mainclass
28 \mainclass
29
29
30 Model mappers allow you to use QAbstractItemModel derived models as a data source for a chart series.
30 Model mappers allow you to use QAbstractItemModel derived models as a data source for a chart series.
31 Horizontal model mapper is used to create a connection between QAbstractBarSeries and QAbstractItemModel derived model object.
31 Horizontal model mapper is used to create a connection between QAbstractBarSeries and QAbstractItemModel derived model object.
32 Model mapper maintains equal size of all the BarSets.
32 Model mapper maintains equal size of all the BarSets.
33 Adding/removing value from the BarSet causes the the same change in the rest of the BarSets added to the same series.
33 Adding/removing value from the BarSet causes the the same change in the rest of the BarSets added to the same series.
34 Note: used model has to support adding/removing rows/columns and modifying the data of the cells.
34 \note Used model has to support adding/removing rows/columns and modifying the data of the cells.
35 */
35 */
36 /*!
36 /*!
37 \qmlclass HBarModelMapper QHBarModelMapper
37 \qmlclass HBarModelMapper QHBarModelMapper
38
38
39 HBarModelMapper allows you to use your own QAbstractItemModel derived model with data in rows as a data source
39 HBarModelMapper allows you to use your own QAbstractItemModel derived model with data in rows as a data source
40 for any bar series. It is possible to use both QAbstractItemModel and bar series data API to manipulate data.
40 for any bar series. It is possible to use both QAbstractItemModel and bar series data API to manipulate data.
41 HBarModelMapper keeps the series and the model in sync.
41 HBarModelMapper keeps the series and the model in sync.
42
42
43 The following QML example would create a bar series with three bar sets (assuming the model has
43 The following QML example would create a bar series with three bar sets (assuming the model has
44 at least four rows). Each bar set would contain data starting from column 1. The name of a set would be defined by
44 at least four rows). Each bar set would contain data starting from column 1. The name of a set would be defined by
45 the vertical header (of the row).
45 the vertical header (of the row).
46 \code
46 \code
47 BarSeries {
47 BarSeries {
48 HBarModelMapper {
48 HBarModelMapper {
49 model: myCustomModel // QAbstractItemModel derived implementation
49 model: myCustomModel // QAbstractItemModel derived implementation
50 firstBarSetRow: 1
50 firstBarSetRow: 1
51 lastBarSetRow: 3
51 lastBarSetRow: 3
52 firstColumn: 1
52 firstColumn: 1
53 }
53 }
54 }
54 }
55 \endcode
55 \endcode
56 */
56 */
57
57
58 /*!
58 /*!
59 \property QHBarModelMapper::series
59 \property QHBarModelMapper::series
60 \brief Defines the QPieSeries object that is used by the mapper.
60 \brief Defines the QPieSeries object that is used by the mapper.
61
61
62 All the data in the series is discarded when it is set to the mapper.
62 All the data in the series is discarded when it is set to the mapper.
63 When new series is specified the old series is disconnected (it preserves its data)
63 When new series is specified the old series is disconnected (it preserves its data)
64 */
64 */
65 /*!
65 /*!
66 \qmlproperty AbstractBarSeries HBarModelMapper::series
66 \qmlproperty AbstractBarSeries HBarModelMapper::series
67 Defines the AbstractBarSeries based object that is used by the mapper. All the data in the series is discarded when it is
67 Defines the AbstractBarSeries based object that is used by the mapper. All the data in the series is discarded when it is
68 set to the mapper. When new series is specified the old series is disconnected (it preserves its data).
68 set to the mapper. When new series is specified the old series is disconnected (it preserves its data).
69 */
69 */
70
70
71 /*!
71 /*!
72 \property QHBarModelMapper::model
72 \property QHBarModelMapper::model
73 \brief Defines the model that is used by the mapper.
73 \brief Defines the model that is used by the mapper.
74 */
74 */
75 /*!
75 /*!
76 \qmlproperty SomeModel HBarModelMapper::model
76 \qmlproperty SomeModel HBarModelMapper::model
77 The QAbstractItemModel based model that is used by the mapper. You need to implement the model and expose it to
77 The QAbstractItemModel based model that is used by the mapper. You need to implement the model and expose it to
78 QML as shown in \l {QML Custom Model} demo application. Note: the model has to support adding/removing rows/columns
78 QML as shown in \l {QML Custom Model} demo application. Note: the model has to support adding/removing rows/columns
79 and modifying the data of the cells.
79 and modifying the data of the cells.
80 */
80 */
81
81
82 /*!
82 /*!
83 \property QHBarModelMapper::firstBarSetRow
83 \property QHBarModelMapper::firstBarSetRow
84 \brief Defines which column of the model is used as the data source for the first bar set
84 \brief Defines which column of the model is used as the data source for the first bar set
85 Default value is: -1 (invalid mapping)
85 Default value is: -1 (invalid mapping)
86 */
86 */
87 /*!
87 /*!
88 \qmlproperty int HBarModelMapper::firstBarSetRow
88 \qmlproperty int HBarModelMapper::firstBarSetRow
89 Defines which column of the model is used as the data source for the first bar set. The default value is -1
89 Defines which column of the model is used as the data source for the first bar set. The default value is -1
90 (invalid mapping).
90 (invalid mapping).
91 */
91 */
92
92
93 /*!
93 /*!
94 \property QHBarModelMapper::lastBarSetRow
94 \property QHBarModelMapper::lastBarSetRow
95 \brief Defines which column of the model is used as the data source for the last bar set
95 \brief Defines which column of the model is used as the data source for the last bar set
96 Default value is: -1 (invalid mapping)
96 Default value is: -1 (invalid mapping)
97 */
97 */
98 /*!
98 /*!
99 \qmlproperty int HBarModelMapper::lastBarSetRow
99 \qmlproperty int HBarModelMapper::lastBarSetRow
100 Defines which column of the model is used as the data source for the last bar set. The default value is -1
100 Defines which column of the model is used as the data source for the last bar set. The default value is -1
101 (invalid mapping).
101 (invalid mapping).
102 */
102 */
103
103
104 /*!
104 /*!
105 \property QHBarModelMapper::firstColumn
105 \property QHBarModelMapper::firstColumn
106 \brief Defines which column of the model contains the first values of the QBarSets in the series.
106 \brief Defines which column of the model contains the first values of the QBarSets in the series.
107 Minimal and default value is: 0
107 Minimal and default value is: 0
108 */
108 */
109 /*!
109 /*!
110 \qmlproperty int HBarModelMapper::firstColumn
110 \qmlproperty int HBarModelMapper::firstColumn
111 Defines which column of the model contains the first values of the QBarSets in the series.
111 Defines which column of the model contains the first values of the QBarSets in the series.
112 The default value is 0.
112 The default value is 0.
113 */
113 */
114
114
115 /*!
115 /*!
116 \property QHBarModelMapper::columnCount
116 \property QHBarModelMapper::columnCount
117 \brief Defines the number of columns of the model that are mapped as the data for QAbstractBarSeries
117 \brief Defines the number of columns of the model that are mapped as the data for QAbstractBarSeries
118 Minimal and default value is: -1 (count limited by the number of columns in the model)
118 Minimal and default value is: -1 (count limited by the number of columns in the model)
119 */
119 */
120 /*!
120 /*!
121 \qmlproperty int HBarModelMapper::columnCount
121 \qmlproperty int HBarModelMapper::columnCount
122 Defines the number of columns of the model that are mapped as the data for QAbstractBarSeries. The default value is
122 Defines the number of columns of the model that are mapped as the data for QAbstractBarSeries. The default value is
123 -1 (count limited by the number of columns in the model)
123 -1 (count limited by the number of columns in the model)
124 */
124 */
125
125
126 /*!
126 /*!
127 \fn void QHBarModelMapper::seriesReplaced()
127 \fn void QHBarModelMapper::seriesReplaced()
128
128
129 Emitted when the series to which mapper is connected to has changed.
129 Emitted when the series to which mapper is connected to has changed.
130 */
130 */
131
131
132 /*!
132 /*!
133 \fn void QHBarModelMapper::modelReplaced()
133 \fn void QHBarModelMapper::modelReplaced()
134
134
135 Emitted when the model to which mapper is connected to has changed.
135 Emitted when the model to which mapper is connected to has changed.
136 */
136 */
137
137
138 /*!
138 /*!
139 \fn void QHBarModelMapper::firstBarSetRowChanged()
139 \fn void QHBarModelMapper::firstBarSetRowChanged()
140
140
141 Emitted when the firstBarSetRow has changed.
141 Emitted when the firstBarSetRow has changed.
142 */
142 */
143
143
144 /*!
144 /*!
145 \fn void QHBarModelMapper::lastBarSetRowChanged()
145 \fn void QHBarModelMapper::lastBarSetRowChanged()
146
146
147 Emitted when the lastBarSetRow has changed.
147 Emitted when the lastBarSetRow has changed.
148 */
148 */
149
149
150 /*!
150 /*!
151 \fn void QHBarModelMapper::firstColumnChanged()
151 \fn void QHBarModelMapper::firstColumnChanged()
152 Emitted when the firstColumn has changed.
152 Emitted when the firstColumn has changed.
153 */
153 */
154
154
155 /*!
155 /*!
156 \fn void QHBarModelMapper::columnCountChanged()
156 \fn void QHBarModelMapper::columnCountChanged()
157 Emitted when the columnCount has changed.
157 Emitted when the columnCount has changed.
158 */
158 */
159
159
160 /*!
160 /*!
161 Constructs a mapper object which is a child of \a parent.
161 Constructs a mapper object which is a child of \a parent.
162 */
162 */
163 QHBarModelMapper::QHBarModelMapper(QObject *parent) :
163 QHBarModelMapper::QHBarModelMapper(QObject *parent) :
164 QBarModelMapper(parent)
164 QBarModelMapper(parent)
165 {
165 {
166 QBarModelMapper::setOrientation(Qt::Horizontal);
166 QBarModelMapper::setOrientation(Qt::Horizontal);
167 }
167 }
168
168
169 QAbstractItemModel *QHBarModelMapper::model() const
169 QAbstractItemModel *QHBarModelMapper::model() const
170 {
170 {
171 return QBarModelMapper::model();
171 return QBarModelMapper::model();
172 }
172 }
173
173
174 void QHBarModelMapper::setModel(QAbstractItemModel *model)
174 void QHBarModelMapper::setModel(QAbstractItemModel *model)
175 {
175 {
176 if (model != QBarModelMapper::model()) {
176 if (model != QBarModelMapper::model()) {
177 QBarModelMapper::setModel(model);
177 QBarModelMapper::setModel(model);
178 emit modelReplaced();
178 emit modelReplaced();
179 }
179 }
180 }
180 }
181
181
182 QAbstractBarSeries *QHBarModelMapper::series() const
182 QAbstractBarSeries *QHBarModelMapper::series() const
183 {
183 {
184 return QBarModelMapper::series();
184 return QBarModelMapper::series();
185 }
185 }
186
186
187 void QHBarModelMapper::setSeries(QAbstractBarSeries *series)
187 void QHBarModelMapper::setSeries(QAbstractBarSeries *series)
188 {
188 {
189 if (series != QBarModelMapper::series()) {
189 if (series != QBarModelMapper::series()) {
190 QBarModelMapper::setSeries(series);
190 QBarModelMapper::setSeries(series);
191 emit seriesReplaced();
191 emit seriesReplaced();
192 }
192 }
193 }
193 }
194
194
195 int QHBarModelMapper::firstBarSetRow() const
195 int QHBarModelMapper::firstBarSetRow() const
196 {
196 {
197 return QBarModelMapper::firstBarSetSection();
197 return QBarModelMapper::firstBarSetSection();
198 }
198 }
199
199
200 void QHBarModelMapper::setFirstBarSetRow(int firstBarSetRow)
200 void QHBarModelMapper::setFirstBarSetRow(int firstBarSetRow)
201 {
201 {
202 if (firstBarSetRow != firstBarSetSection()) {
202 if (firstBarSetRow != firstBarSetSection()) {
203 QBarModelMapper::setFirstBarSetSection(firstBarSetRow);
203 QBarModelMapper::setFirstBarSetSection(firstBarSetRow);
204 emit firstBarSetRowChanged();
204 emit firstBarSetRowChanged();
205 }
205 }
206 }
206 }
207
207
208 int QHBarModelMapper::lastBarSetRow() const
208 int QHBarModelMapper::lastBarSetRow() const
209 {
209 {
210 return QBarModelMapper::lastBarSetSection();
210 return QBarModelMapper::lastBarSetSection();
211 }
211 }
212
212
213 void QHBarModelMapper::setLastBarSetRow(int lastBarSetRow)
213 void QHBarModelMapper::setLastBarSetRow(int lastBarSetRow)
214 {
214 {
215 if (lastBarSetRow != lastBarSetSection()) {
215 if (lastBarSetRow != lastBarSetSection()) {
216 QBarModelMapper::setLastBarSetSection(lastBarSetRow);
216 QBarModelMapper::setLastBarSetSection(lastBarSetRow);
217 emit lastBarSetRowChanged();
217 emit lastBarSetRowChanged();
218 }
218 }
219 }
219 }
220
220
221 int QHBarModelMapper::firstColumn() const
221 int QHBarModelMapper::firstColumn() const
222 {
222 {
223 return QBarModelMapper::first();
223 return QBarModelMapper::first();
224 }
224 }
225
225
226 void QHBarModelMapper::setFirstColumn(int firstColumn)
226 void QHBarModelMapper::setFirstColumn(int firstColumn)
227 {
227 {
228 if (firstColumn != first()) {
228 if (firstColumn != first()) {
229 QBarModelMapper::setFirst(firstColumn);
229 QBarModelMapper::setFirst(firstColumn);
230 emit firstColumnChanged();
230 emit firstColumnChanged();
231 }
231 }
232 }
232 }
233
233
234 int QHBarModelMapper::columnCount() const
234 int QHBarModelMapper::columnCount() const
235 {
235 {
236 return QBarModelMapper::count();
236 return QBarModelMapper::count();
237 }
237 }
238
238
239 void QHBarModelMapper::setColumnCount(int columnCount)
239 void QHBarModelMapper::setColumnCount(int columnCount)
240 {
240 {
241 if (columnCount != count()) {
241 if (columnCount != count()) {
242 QBarModelMapper::setCount(columnCount);
242 QBarModelMapper::setCount(columnCount);
243 emit columnCountChanged();
243 emit columnCountChanged();
244 }
244 }
245 }
245 }
246
246
247 #include "moc_qhbarmodelmapper.cpp"
247 #include "moc_qhbarmodelmapper.cpp"
248
248
249 QTCOMMERCIALCHART_END_NAMESPACE
249 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,248 +1,248
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qvbarmodelmapper.h"
21 #include "qvbarmodelmapper.h"
22
22
23 QTCOMMERCIALCHART_BEGIN_NAMESPACE
23 QTCOMMERCIALCHART_BEGIN_NAMESPACE
24
24
25 /*!
25 /*!
26 \class QVBarModelMapper
26 \class QVBarModelMapper
27 \brief Vertical model mapper for bar series
27 \brief Vertical model mapper for bar series
28 \mainclass
28 \mainclass
29
29
30 Model mappers allow you to use QAbstractItemModel derived models as a data source for a chart series.
30 Model mappers allow you to use QAbstractItemModel derived models as a data source for a chart series.
31 Vertical model mapper is used to create a connection between QAbstractBarSeries and QAbstractItemModel derived model object.
31 Vertical model mapper is used to create a connection between QAbstractBarSeries and QAbstractItemModel derived model object.
32 Model mapper maintains equal size of all the BarSets.
32 Model mapper maintains equal size of all the BarSets.
33 Adding/removing value from the BarSet causes the the same change in the rest of the BarSets added to the same series.
33 Adding/removing value from the BarSet causes the the same change in the rest of the BarSets added to the same series.
34 Note: used model has to support adding/removing rows/columns and modifying the data of the cells.
34 \note Used model has to support adding/removing rows/columns and modifying the data of the cells.
35 */
35 */
36 /*!
36 /*!
37 \qmlclass VBarModelMapper
37 \qmlclass VBarModelMapper
38 \mainclass
38 \mainclass
39
39
40 VBarModelMapper allows you to use your own QAbstractItemModel derived model with data in columns as a data source
40 VBarModelMapper allows you to use your own QAbstractItemModel derived model with data in columns as a data source
41 for any bar series. It is possible to use both QAbstractItemModel and bar series data API to manipulate data.
41 for any bar series. It is possible to use both QAbstractItemModel and bar series data API to manipulate data.
42 VBarModelMapper keeps the series and the model in sync.
42 VBarModelMapper keeps the series and the model in sync.
43
43
44 The following QML example would create a bar series with three bar sets (assuming the
44 The following QML example would create a bar series with three bar sets (assuming the
45 model has at least four columns). Each bar set would contain data starting from row 1. The name of a set would be
45 model has at least four columns). Each bar set would contain data starting from row 1. The name of a set would be
46 defined by the horizontal header (of the column).
46 defined by the horizontal header (of the column).
47 \code
47 \code
48 BarSeries {
48 BarSeries {
49 VBarModelMapper {
49 VBarModelMapper {
50 model: myCustomModel // QAbstractItemModel derived implementation
50 model: myCustomModel // QAbstractItemModel derived implementation
51 firstBarSetColumn: 1
51 firstBarSetColumn: 1
52 lastBarSetColumn: 3
52 lastBarSetColumn: 3
53 firstRow: 1
53 firstRow: 1
54 }
54 }
55 }
55 }
56 \endcode
56 \endcode
57 */
57 */
58
58
59 /*!
59 /*!
60 \property QVBarModelMapper::series
60 \property QVBarModelMapper::series
61 \brief Defines the QPieSeries object that is used by the mapper.
61 \brief Defines the QPieSeries object that is used by the mapper.
62
62
63 All the data in the series is discarded when it is set to the mapper.
63 All the data in the series is discarded when it is set to the mapper.
64 When new series is specified the old series is disconnected (it preserves its data)
64 When new series is specified the old series is disconnected (it preserves its data)
65 */
65 */
66 /*!
66 /*!
67 \qmlproperty AbstractBarSeries VBarModelMapper::series
67 \qmlproperty AbstractBarSeries VBarModelMapper::series
68 Defines the AbstractBarSeries based object that is used by the mapper. All the data in the series is discarded when it is
68 Defines the AbstractBarSeries based object that is used by the mapper. All the data in the series is discarded when it is
69 set to the mapper. When new series is specified the old series is disconnected (it preserves its data).
69 set to the mapper. When new series is specified the old series is disconnected (it preserves its data).
70 */
70 */
71
71
72 /*!
72 /*!
73 \property QVBarModelMapper::model
73 \property QVBarModelMapper::model
74 \brief Defines the model that is used by the mapper.
74 \brief Defines the model that is used by the mapper.
75 */
75 */
76 /*!
76 /*!
77 \qmlproperty SomeModel VBarModelMapper::model
77 \qmlproperty SomeModel VBarModelMapper::model
78 The QAbstractItemModel based model that is used by the mapper. You need to implement the model and expose it to
78 The QAbstractItemModel based model that is used by the mapper. You need to implement the model and expose it to
79 QML as shown in \l {QML Custom Model} demo application. Note: the model has to support adding/removing rows/columns
79 QML as shown in \l {QML Custom Model} demo application. Note: the model has to support adding/removing rows/columns
80 and modifying the data of the cells.
80 and modifying the data of the cells.
81 */
81 */
82
82
83 /*!
83 /*!
84 \property QVBarModelMapper::firstBarSetColumn
84 \property QVBarModelMapper::firstBarSetColumn
85 \brief Defines which column of the model is used as the data source for the first bar set
85 \brief Defines which column of the model is used as the data source for the first bar set
86 Default value is: -1 (invalid mapping)
86 Default value is: -1 (invalid mapping)
87 */
87 */
88 /*!
88 /*!
89 \qmlproperty int VBarModelMapper::firstBarSetColumn
89 \qmlproperty int VBarModelMapper::firstBarSetColumn
90 Defines which column of the model is used as the data source for the first bar set. Default value
90 Defines which column of the model is used as the data source for the first bar set. Default value
91 is: -1 (invalid mapping).
91 is: -1 (invalid mapping).
92 */
92 */
93
93
94 /*!
94 /*!
95 \property QVBarModelMapper::lastBarSetColumn
95 \property QVBarModelMapper::lastBarSetColumn
96 \brief Defines which column of the model is used as the data source for the last bar set
96 \brief Defines which column of the model is used as the data source for the last bar set
97 Default value is: -1 (invalid mapping)
97 Default value is: -1 (invalid mapping)
98 */
98 */
99 /*!
99 /*!
100 \qmlproperty int VBarModelMapper::lastBarSetColumn
100 \qmlproperty int VBarModelMapper::lastBarSetColumn
101 Defines which column of the model is used as the data source for the last bar set. Default
101 Defines which column of the model is used as the data source for the last bar set. Default
102 value is: -1 (invalid mapping).
102 value is: -1 (invalid mapping).
103 */
103 */
104
104
105 /*!
105 /*!
106 \property QVBarModelMapper::firstRow
106 \property QVBarModelMapper::firstRow
107 \brief Defines which row of the model contains the first values of the QBarSets in the series.
107 \brief Defines which row of the model contains the first values of the QBarSets in the series.
108 Minimal and default value is: 0
108 Minimal and default value is: 0
109 */
109 */
110 /*!
110 /*!
111 \qmlproperty int VBarModelMapper::firstRow
111 \qmlproperty int VBarModelMapper::firstRow
112 Defines which row of the model contains the first values of the QBarSets in the series.
112 Defines which row of the model contains the first values of the QBarSets in the series.
113 The default value is 0.
113 The default value is 0.
114 */
114 */
115
115
116 /*!
116 /*!
117 \property QVBarModelMapper::rowCount
117 \property QVBarModelMapper::rowCount
118 \brief Defines the number of rows of the model that are mapped as the data for QAbstractBarSeries
118 \brief Defines the number of rows of the model that are mapped as the data for QAbstractBarSeries
119 Minimal and default value is: -1 (count limited by the number of rows in the model)
119 Minimal and default value is: -1 (count limited by the number of rows in the model)
120 */
120 */
121 /*!
121 /*!
122 \qmlproperty int VBarModelMapper::rowCount
122 \qmlproperty int VBarModelMapper::rowCount
123 Defines the number of rows of the model that are mapped as the data for QAbstractBarSeries. The default value is
123 Defines the number of rows of the model that are mapped as the data for QAbstractBarSeries. The default value is
124 -1 (count limited by the number of rows in the model)
124 -1 (count limited by the number of rows in the model)
125 */
125 */
126
126
127 /*!
127 /*!
128 \fn void QVBarModelMapper::seriesReplaced()
128 \fn void QVBarModelMapper::seriesReplaced()
129
129
130 Emitted when the series to which mapper is connected to has changed.
130 Emitted when the series to which mapper is connected to has changed.
131 */
131 */
132
132
133 /*!
133 /*!
134 \fn void QVBarModelMapper::modelReplaced()
134 \fn void QVBarModelMapper::modelReplaced()
135
135
136 Emitted when the model to which mapper is connected to has changed.
136 Emitted when the model to which mapper is connected to has changed.
137 */
137 */
138
138
139 /*!
139 /*!
140 \fn void QVBarModelMapper::firstBarSetColumnChanged()
140 \fn void QVBarModelMapper::firstBarSetColumnChanged()
141 Emitted when the firstBarSetColumn has changed.
141 Emitted when the firstBarSetColumn has changed.
142 */
142 */
143
143
144 /*!
144 /*!
145 \fn void QVBarModelMapper::lastBarSetColumnChanged()
145 \fn void QVBarModelMapper::lastBarSetColumnChanged()
146 Emitted when the lastBarSetColumn has changed.
146 Emitted when the lastBarSetColumn has changed.
147 */
147 */
148
148
149 /*!
149 /*!
150 \fn void QVBarModelMapper::firstRowChanged()
150 \fn void QVBarModelMapper::firstRowChanged()
151 Emitted when the firstRow has changed.
151 Emitted when the firstRow has changed.
152 */
152 */
153
153
154 /*!
154 /*!
155 \fn void QVBarModelMapper::rowCountChanged()
155 \fn void QVBarModelMapper::rowCountChanged()
156 Emitted when the rowCount has changed.
156 Emitted when the rowCount has changed.
157 */
157 */
158
158
159 /*!
159 /*!
160 Constructs a mapper object which is a child of \a parent.
160 Constructs a mapper object which is a child of \a parent.
161 */
161 */
162 QVBarModelMapper::QVBarModelMapper(QObject *parent) :
162 QVBarModelMapper::QVBarModelMapper(QObject *parent) :
163 QBarModelMapper(parent)
163 QBarModelMapper(parent)
164 {
164 {
165 QBarModelMapper::setOrientation(Qt::Vertical);
165 QBarModelMapper::setOrientation(Qt::Vertical);
166 }
166 }
167
167
168 QAbstractItemModel *QVBarModelMapper::model() const
168 QAbstractItemModel *QVBarModelMapper::model() const
169 {
169 {
170 return QBarModelMapper::model();
170 return QBarModelMapper::model();
171 }
171 }
172
172
173 void QVBarModelMapper::setModel(QAbstractItemModel *model)
173 void QVBarModelMapper::setModel(QAbstractItemModel *model)
174 {
174 {
175 if (model != QBarModelMapper::model()) {
175 if (model != QBarModelMapper::model()) {
176 QBarModelMapper::setModel(model);
176 QBarModelMapper::setModel(model);
177 emit modelReplaced();
177 emit modelReplaced();
178 }
178 }
179 }
179 }
180
180
181 QAbstractBarSeries *QVBarModelMapper::series() const
181 QAbstractBarSeries *QVBarModelMapper::series() const
182 {
182 {
183 return QBarModelMapper::series();
183 return QBarModelMapper::series();
184 }
184 }
185
185
186 void QVBarModelMapper::setSeries(QAbstractBarSeries *series)
186 void QVBarModelMapper::setSeries(QAbstractBarSeries *series)
187 {
187 {
188 if (series != QBarModelMapper::series()) {
188 if (series != QBarModelMapper::series()) {
189 QBarModelMapper::setSeries(series);
189 QBarModelMapper::setSeries(series);
190 emit seriesReplaced();
190 emit seriesReplaced();
191 }
191 }
192 }
192 }
193
193
194 int QVBarModelMapper::firstBarSetColumn() const
194 int QVBarModelMapper::firstBarSetColumn() const
195 {
195 {
196 return QBarModelMapper::firstBarSetSection();
196 return QBarModelMapper::firstBarSetSection();
197 }
197 }
198
198
199 void QVBarModelMapper::setFirstBarSetColumn(int firstBarSetColumn)
199 void QVBarModelMapper::setFirstBarSetColumn(int firstBarSetColumn)
200 {
200 {
201 if (firstBarSetColumn != firstBarSetSection()) {
201 if (firstBarSetColumn != firstBarSetSection()) {
202 QBarModelMapper::setFirstBarSetSection(firstBarSetColumn);
202 QBarModelMapper::setFirstBarSetSection(firstBarSetColumn);
203 emit firstBarSetColumnChanged();
203 emit firstBarSetColumnChanged();
204 }
204 }
205 }
205 }
206
206
207 int QVBarModelMapper::lastBarSetColumn() const
207 int QVBarModelMapper::lastBarSetColumn() const
208 {
208 {
209 return QBarModelMapper::lastBarSetSection();
209 return QBarModelMapper::lastBarSetSection();
210 }
210 }
211
211
212 void QVBarModelMapper::setLastBarSetColumn(int lastBarSetColumn)
212 void QVBarModelMapper::setLastBarSetColumn(int lastBarSetColumn)
213 {
213 {
214 if (lastBarSetColumn != lastBarSetSection()) {
214 if (lastBarSetColumn != lastBarSetSection()) {
215 QBarModelMapper::setLastBarSetSection(lastBarSetColumn);
215 QBarModelMapper::setLastBarSetSection(lastBarSetColumn);
216 emit lastBarSetColumnChanged();
216 emit lastBarSetColumnChanged();
217 }
217 }
218 }
218 }
219
219
220 int QVBarModelMapper::firstRow() const
220 int QVBarModelMapper::firstRow() const
221 {
221 {
222 return QBarModelMapper::first();
222 return QBarModelMapper::first();
223 }
223 }
224
224
225 void QVBarModelMapper::setFirstRow(int firstRow)
225 void QVBarModelMapper::setFirstRow(int firstRow)
226 {
226 {
227 if (firstRow != first()) {
227 if (firstRow != first()) {
228 QBarModelMapper::setFirst(firstRow);
228 QBarModelMapper::setFirst(firstRow);
229 emit firstRowChanged();
229 emit firstRowChanged();
230 }
230 }
231 }
231 }
232
232
233 int QVBarModelMapper::rowCount() const
233 int QVBarModelMapper::rowCount() const
234 {
234 {
235 return QBarModelMapper::count();
235 return QBarModelMapper::count();
236 }
236 }
237
237
238 void QVBarModelMapper::setRowCount(int rowCount)
238 void QVBarModelMapper::setRowCount(int rowCount)
239 {
239 {
240 if (rowCount != count()) {
240 if (rowCount != count()) {
241 QBarModelMapper::setCount(rowCount);
241 QBarModelMapper::setCount(rowCount);
242 emit rowCountChanged();
242 emit rowCountChanged();
243 }
243 }
244 }
244 }
245
245
246 #include "moc_qvbarmodelmapper.cpp"
246 #include "moc_qvbarmodelmapper.cpp"
247
247
248 QTCOMMERCIALCHART_END_NAMESPACE
248 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,596 +1,596
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qlegend.h"
21 #include "qlegend.h"
22 #include "qlegend_p.h"
22 #include "qlegend_p.h"
23 #include "qabstractseries.h"
23 #include "qabstractseries.h"
24 #include "qabstractseries_p.h"
24 #include "qabstractseries_p.h"
25 #include "qchart_p.h"
25 #include "qchart_p.h"
26 #include "legendlayout_p.h"
26 #include "legendlayout_p.h"
27 #include "chartpresenter_p.h"
27 #include "chartpresenter_p.h"
28 #include "abstractchartlayout_p.h"
28 #include "abstractchartlayout_p.h"
29 #include "qlegendmarker.h"
29 #include "qlegendmarker.h"
30 #include "qlegendmarker_p.h"
30 #include "qlegendmarker_p.h"
31 #include "legendmarkeritem_p.h"
31 #include "legendmarkeritem_p.h"
32 #include "chartdataset_p.h"
32 #include "chartdataset_p.h"
33 #include <QPainter>
33 #include <QPainter>
34 #include <QPen>
34 #include <QPen>
35 #include <QGraphicsItemGroup>
35 #include <QGraphicsItemGroup>
36
36
37 QTCOMMERCIALCHART_BEGIN_NAMESPACE
37 QTCOMMERCIALCHART_BEGIN_NAMESPACE
38
38
39 /*!
39 /*!
40 \class QLegend
40 \class QLegend
41 \brief Legend object
41 \brief Legend object
42 \mainclass
42 \mainclass
43
43
44 QLegend is a graphical object, whics displays legend of the chart. Legend state is updated by QChart, when
44 QLegend is a graphical object for displaying the legend of the chart. Legend state is updated by QChart, when
45 series have been changed. By default, legend is drawn by QChart, but user can set a new parent to legend and
45 series have been changed. By default, legend is drawn by QChart, but user can set a new parent to legend and
46 handle the drawing manually.
46 handle the drawing manually.
47 User isn't supposed to create or delete legend objects, but can reference it via QChart class.
47 User isn't supposed to create or delete legend objects, but can reference it via QChart class.
48
48
49 \image examples_percentbarchart_legend.png
49 \image examples_percentbarchart_legend.png
50
50
51 \sa QChart
51 \sa QChart
52 */
52 */
53 /*!
53 /*!
54 \qmlclass Legend QLegend
54 \qmlclass Legend QLegend
55 \brief Legend is part of QtCommercial Chart QML API.
55 \brief Legend is part of QtCommercial Chart QML API.
56
56
57 Legend is a graphical object, whics displays legend of the chart. Legend state is updated by ChartView, when
57 Legend is a graphical object, whics displays legend of the chart. Legend state is updated by ChartView, when
58 series have been changed. Legend is used via ChartView class. For example:
58 series have been changed. Legend is used via ChartView class. For example:
59 \code
59 \code
60 ChartView {
60 ChartView {
61 legend.visible: true
61 legend.visible: true
62 legend.alignment: Qt.AlignBottom
62 legend.alignment: Qt.AlignBottom
63 // Add a few series...
63 // Add a few series...
64 }
64 }
65 \endcode
65 \endcode
66
66
67 \image examples_percentbarchart_legend.png
67 \image examples_percentbarchart_legend.png
68
68
69 Please note that there is no QML API available for modifying legend markers, unlike in the Qt API of Charts.
69 Please note that there is no QML API available for modifying legend markers, unlike in the Qt API of Charts.
70 The use case of modifying markers can be implemented for example by creating your own custom legend. For an example
70 The use case of modifying markers can be implemented for example by creating your own custom legend. For an example
71 on how to do this, see \l {demos/qmlcustomlegend}{Qml Custom Demo} application.
71 on how to do this, see \l {demos/qmlcustomlegend}{Qml Custom Demo} application.
72 */
72 */
73
73
74 /*!
74 /*!
75 \property QLegend::alignment
75 \property QLegend::alignment
76 \brief The alignment of the legend.
76 \brief The alignment of the legend.
77
77
78 Legend paints on the defined position in the chart. The following alignments are supported:
78 Legend paints on the defined position in the chart. The following alignments are supported:
79 Qt::AlignTop, Qt::AlignBottom, Qt::AlignLeft, Qt::AlignRight. If you set more than one flag the result is undefined.
79 Qt::AlignTop, Qt::AlignBottom, Qt::AlignLeft, Qt::AlignRight. If you set more than one flag the result is undefined.
80 */
80 */
81 /*!
81 /*!
82 \qmlproperty Qt.Alignment Legend::alignment
82 \qmlproperty Qt.Alignment Legend::alignment
83 \brief The alignment of the legend.
83 \brief The alignment of the legend.
84
84
85 Legend paints on the defined position in the chart. The following alignments are supported:
85 Legend paints on the defined position in the chart. The following alignments are supported:
86 Qt.AlignTop, Qt.AlignBottom, Qt.AlignLeft, Qt.AlignRight. If you set more than one flag the result is undefined.
86 Qt.AlignTop, Qt.AlignBottom, Qt.AlignLeft, Qt.AlignRight. If you set more than one flag the result is undefined.
87 */
87 */
88
88
89 /*!
89 /*!
90 \property QLegend::backgroundVisible
90 \property QLegend::backgroundVisible
91 Whether the legend background is visible or not.
91 Whether the legend background is visible or not.
92 */
92 */
93 /*!
93 /*!
94 \qmlproperty bool Legend::backgroundVisible
94 \qmlproperty bool Legend::backgroundVisible
95 Whether the legend background is visible or not.
95 Whether the legend background is visible or not.
96 */
96 */
97
97
98 /*!
98 /*!
99 \property QLegend::color
99 \property QLegend::color
100 The color of the legend, i.e. the background (brush) color. Note that if you change the color
100 The color of the legend, i.e. the background (brush) color. Note that if you change the color
101 of the legend, the style of the legend brush is set to Qt::SolidPattern.
101 of the legend, the style of the legend brush is set to Qt::SolidPattern.
102 */
102 */
103 /*!
103 /*!
104 \qmlproperty color Legend::color
104 \qmlproperty color Legend::color
105 The color of the legend, i.e. the background (brush) color.
105 The color of the legend, i.e. the background (brush) color.
106 */
106 */
107
107
108 /*!
108 /*!
109 \property QLegend::borderColor
109 \property QLegend::borderColor
110 The border color of the legend, i.e. the line color.
110 The border color of the legend, i.e. the line color.
111 */
111 */
112 /*!
112 /*!
113 \qmlproperty color Legend::borderColor
113 \qmlproperty color Legend::borderColor
114 The border color of the legend, i.e. the line color.
114 The border color of the legend, i.e. the line color.
115 */
115 */
116
116
117 /*!
117 /*!
118 \property QLegend::font
118 \property QLegend::font
119 The font of markers used by legend
119 The font of markers used by legend
120 */
120 */
121 /*!
121 /*!
122 \qmlproperty Font Legend::font
122 \qmlproperty Font Legend::font
123 The font of markers used by legend
123 The font of markers used by legend
124 */
124 */
125
125
126 /*!
126 /*!
127 \property QLegend::labelColor
127 \property QLegend::labelColor
128 The color of brush used to draw labels.
128 The color of brush used to draw labels.
129 */
129 */
130 /*!
130 /*!
131 \qmlproperty color QLegend::labelColor
131 \qmlproperty color QLegend::labelColor
132 The color of brush used to draw labels.
132 The color of brush used to draw labels.
133 */
133 */
134
134
135 /*!
135 /*!
136 \fn void QLegend::backgroundVisibleChanged(bool)
136 \fn void QLegend::backgroundVisibleChanged(bool)
137 The visibility of the legend background changed to \a visible.
137 The visibility of the legend background changed to \a visible.
138 */
138 */
139
139
140 /*!
140 /*!
141 \fn void QLegend::colorChanged(QColor)
141 \fn void QLegend::colorChanged(QColor)
142 The color of the legend background changed to \a color.
142 The color of the legend background changed to \a color.
143 */
143 */
144
144
145 /*!
145 /*!
146 \fn void QLegend::borderColorChanged(QColor)
146 \fn void QLegend::borderColorChanged(QColor)
147 The border color of the legend background changed to \a color.
147 The border color of the legend background changed to \a color.
148 */
148 */
149
149
150 /*!
150 /*!
151 \fn void QLegend::fontChanged(QFont)
151 \fn void QLegend::fontChanged(QFont)
152 The font of markers of the legend changed to \a font.
152 The font of markers of the legend changed to \a font.
153 */
153 */
154
154
155 /*!
155 /*!
156 \fn void QLegend::labelColorChanged(QColor color)
156 \fn void QLegend::labelColorChanged(QColor color)
157 This signal is emitted when the color of brush used to draw labels has changed to \a color.
157 This signal is emitted when the color of brush used to draw labels has changed to \a color.
158 */
158 */
159
159
160 QLegend::QLegend(QChart *chart): QGraphicsWidget(chart),
160 QLegend::QLegend(QChart *chart): QGraphicsWidget(chart),
161 d_ptr(new QLegendPrivate(chart->d_ptr->m_presenter, chart, this))
161 d_ptr(new QLegendPrivate(chart->d_ptr->m_presenter, chart, this))
162 {
162 {
163 setZValue(ChartPresenter::LegendZValue);
163 setZValue(ChartPresenter::LegendZValue);
164 setFlags(QGraphicsItem::ItemClipsChildrenToShape);
164 setFlags(QGraphicsItem::ItemClipsChildrenToShape);
165 QObject::connect(chart->d_ptr->m_dataset, SIGNAL(seriesAdded(QAbstractSeries*)), d_ptr.data(), SLOT(handleSeriesAdded(QAbstractSeries*)));
165 QObject::connect(chart->d_ptr->m_dataset, SIGNAL(seriesAdded(QAbstractSeries*)), d_ptr.data(), SLOT(handleSeriesAdded(QAbstractSeries*)));
166 QObject::connect(chart->d_ptr->m_dataset, SIGNAL(seriesRemoved(QAbstractSeries*)), d_ptr.data(), SLOT(handleSeriesRemoved(QAbstractSeries*)));
166 QObject::connect(chart->d_ptr->m_dataset, SIGNAL(seriesRemoved(QAbstractSeries*)), d_ptr.data(), SLOT(handleSeriesRemoved(QAbstractSeries*)));
167 setLayout(d_ptr->m_layout);
167 setLayout(d_ptr->m_layout);
168 }
168 }
169
169
170 /*!
170 /*!
171 Destroys the legend object. Legend is always owned by a QChart, so an application should never call this.
171 Destroys the legend object. Legend is always owned by a QChart, so an application should never call this.
172 */
172 */
173 QLegend::~QLegend()
173 QLegend::~QLegend()
174 {
174 {
175 }
175 }
176
176
177 /*!
177 /*!
178 \internal
178 \internal
179 */
179 */
180 void QLegend::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
180 void QLegend::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
181 {
181 {
182 Q_UNUSED(option)
182 Q_UNUSED(option)
183 Q_UNUSED(widget)
183 Q_UNUSED(widget)
184
184
185 if (!d_ptr->m_backgroundVisible)
185 if (!d_ptr->m_backgroundVisible)
186 return;
186 return;
187
187
188 painter->setOpacity(opacity());
188 painter->setOpacity(opacity());
189 painter->setPen(d_ptr->m_pen);
189 painter->setPen(d_ptr->m_pen);
190 painter->setBrush(d_ptr->m_brush);
190 painter->setBrush(d_ptr->m_brush);
191 painter->drawRoundRect(rect(), d_ptr->roundness(rect().width()), d_ptr->roundness(rect().height()));
191 painter->drawRoundRect(rect(), d_ptr->roundness(rect().width()), d_ptr->roundness(rect().height()));
192 }
192 }
193
193
194
194
195 /*!
195 /*!
196 Sets the \a brush of legend. Brush affects the background of legend.
196 Sets the \a brush of legend. Brush affects the background of legend.
197 */
197 */
198 void QLegend::setBrush(const QBrush &brush)
198 void QLegend::setBrush(const QBrush &brush)
199 {
199 {
200 if (d_ptr->m_brush != brush) {
200 if (d_ptr->m_brush != brush) {
201 d_ptr->m_brush = brush;
201 d_ptr->m_brush = brush;
202 update();
202 update();
203 emit colorChanged(brush.color());
203 emit colorChanged(brush.color());
204 }
204 }
205 }
205 }
206
206
207 /*!
207 /*!
208 Returns the brush used by legend.
208 Returns the brush used by legend.
209 */
209 */
210 QBrush QLegend::brush() const
210 QBrush QLegend::brush() const
211 {
211 {
212 return d_ptr->m_brush;
212 return d_ptr->m_brush;
213 }
213 }
214
214
215 void QLegend::setColor(QColor color)
215 void QLegend::setColor(QColor color)
216 {
216 {
217 QBrush b = d_ptr->m_brush;
217 QBrush b = d_ptr->m_brush;
218 if (b.style() != Qt::SolidPattern || b.color() != color) {
218 if (b.style() != Qt::SolidPattern || b.color() != color) {
219 b.setStyle(Qt::SolidPattern);
219 b.setStyle(Qt::SolidPattern);
220 b.setColor(color);
220 b.setColor(color);
221 setBrush(b);
221 setBrush(b);
222 }
222 }
223 }
223 }
224
224
225 QColor QLegend::color()
225 QColor QLegend::color()
226 {
226 {
227 return d_ptr->m_brush.color();
227 return d_ptr->m_brush.color();
228 }
228 }
229
229
230 /*!
230 /*!
231 Sets the \a pen of legend. Pen affects the legend borders.
231 Sets the \a pen of legend. Pen affects the legend borders.
232 */
232 */
233 void QLegend::setPen(const QPen &pen)
233 void QLegend::setPen(const QPen &pen)
234 {
234 {
235 if (d_ptr->m_pen != pen) {
235 if (d_ptr->m_pen != pen) {
236 d_ptr->m_pen = pen;
236 d_ptr->m_pen = pen;
237 update();
237 update();
238 emit borderColorChanged(pen.color());
238 emit borderColorChanged(pen.color());
239 }
239 }
240 }
240 }
241
241
242 /*!
242 /*!
243 Returns the pen used by legend
243 Returns the pen used by legend
244 */
244 */
245
245
246 QPen QLegend::pen() const
246 QPen QLegend::pen() const
247 {
247 {
248 return d_ptr->m_pen;
248 return d_ptr->m_pen;
249 }
249 }
250
250
251 void QLegend::setFont(const QFont &font)
251 void QLegend::setFont(const QFont &font)
252 {
252 {
253 if (d_ptr->m_font != font) {
253 if (d_ptr->m_font != font) {
254 d_ptr->m_font = font;
254 d_ptr->m_font = font;
255 foreach (QLegendMarker *marker, d_ptr->markers()) {
255 foreach (QLegendMarker *marker, d_ptr->markers()) {
256 marker->setFont(d_ptr->m_font);
256 marker->setFont(d_ptr->m_font);
257 }
257 }
258 layout()->invalidate();
258 layout()->invalidate();
259 emit fontChanged(font);
259 emit fontChanged(font);
260 }
260 }
261 }
261 }
262
262
263 QFont QLegend::font() const
263 QFont QLegend::font() const
264 {
264 {
265 return d_ptr->m_font;
265 return d_ptr->m_font;
266 }
266 }
267
267
268 void QLegend::setBorderColor(QColor color)
268 void QLegend::setBorderColor(QColor color)
269 {
269 {
270 QPen p = d_ptr->m_pen;
270 QPen p = d_ptr->m_pen;
271 if (p.color() != color) {
271 if (p.color() != color) {
272 p.setColor(color);
272 p.setColor(color);
273 setPen(p);
273 setPen(p);
274 }
274 }
275 }
275 }
276
276
277 QColor QLegend::borderColor()
277 QColor QLegend::borderColor()
278 {
278 {
279 return d_ptr->m_pen.color();
279 return d_ptr->m_pen.color();
280 }
280 }
281
281
282 /*!
282 /*!
283 Set brush used to draw labels to \a brush.
283 Set brush used to draw labels to \a brush.
284 */
284 */
285 void QLegend::setLabelBrush(const QBrush &brush)
285 void QLegend::setLabelBrush(const QBrush &brush)
286 {
286 {
287 if (d_ptr->m_labelBrush != brush) {
287 if (d_ptr->m_labelBrush != brush) {
288 d_ptr->m_labelBrush = brush;
288 d_ptr->m_labelBrush = brush;
289 foreach (QLegendMarker *marker, d_ptr->markers()) {
289 foreach (QLegendMarker *marker, d_ptr->markers()) {
290 marker->setLabelBrush(d_ptr->m_labelBrush);
290 marker->setLabelBrush(d_ptr->m_labelBrush);
291 // Note: The pen of the marker rectangle could be exposed in the public QLegend API
291 // Note: The pen of the marker rectangle could be exposed in the public QLegend API
292 // instead of mapping it from label brush color
292 // instead of mapping it from label brush color
293 marker->setPen(brush.color());
293 marker->setPen(brush.color());
294 }
294 }
295 emit labelColorChanged(brush.color());
295 emit labelColorChanged(brush.color());
296 }
296 }
297 }
297 }
298
298
299 /*!
299 /*!
300 Brush used to draw labels.
300 Brush used to draw labels.
301 */
301 */
302 QBrush QLegend::labelBrush() const
302 QBrush QLegend::labelBrush() const
303 {
303 {
304 return d_ptr->m_labelBrush;
304 return d_ptr->m_labelBrush;
305 }
305 }
306
306
307 void QLegend::setLabelColor(QColor color)
307 void QLegend::setLabelColor(QColor color)
308 {
308 {
309 QBrush b = d_ptr->m_labelBrush;
309 QBrush b = d_ptr->m_labelBrush;
310 if (b.style() != Qt::SolidPattern || b.color() != color) {
310 if (b.style() != Qt::SolidPattern || b.color() != color) {
311 b.setStyle(Qt::SolidPattern);
311 b.setStyle(Qt::SolidPattern);
312 b.setColor(color);
312 b.setColor(color);
313 setLabelBrush(b);
313 setLabelBrush(b);
314 }
314 }
315 }
315 }
316
316
317 QColor QLegend::labelColor() const
317 QColor QLegend::labelColor() const
318 {
318 {
319 return d_ptr->m_labelBrush.color();
319 return d_ptr->m_labelBrush.color();
320 }
320 }
321
321
322
322
323 void QLegend::setAlignment(Qt::Alignment alignment)
323 void QLegend::setAlignment(Qt::Alignment alignment)
324 {
324 {
325 if (d_ptr->m_alignment != alignment) {
325 if (d_ptr->m_alignment != alignment) {
326 d_ptr->m_alignment = alignment;
326 d_ptr->m_alignment = alignment;
327 layout()->invalidate();
327 layout()->invalidate();
328 }
328 }
329 }
329 }
330
330
331 Qt::Alignment QLegend::alignment() const
331 Qt::Alignment QLegend::alignment() const
332 {
332 {
333 return d_ptr->m_alignment;
333 return d_ptr->m_alignment;
334 }
334 }
335
335
336 /*!
336 /*!
337 Detaches the legend from chart. Chart won't change layout of the legend.
337 Detaches the legend from chart. Chart won't change layout of the legend.
338 */
338 */
339 void QLegend::detachFromChart()
339 void QLegend::detachFromChart()
340 {
340 {
341 d_ptr->m_attachedToChart = false;
341 d_ptr->m_attachedToChart = false;
342 // layout()->invalidate();
342 // layout()->invalidate();
343 d_ptr->m_chart->layout()->invalidate();
343 d_ptr->m_chart->layout()->invalidate();
344 setParent(0);
344 setParent(0);
345
345
346 }
346 }
347
347
348 /*!
348 /*!
349 Attaches the legend to chart. Chart may change layout of the legend.
349 Attaches the legend to chart. Chart may change layout of the legend.
350 */
350 */
351 void QLegend::attachToChart()
351 void QLegend::attachToChart()
352 {
352 {
353 d_ptr->m_attachedToChart = true;
353 d_ptr->m_attachedToChart = true;
354 // layout()->invalidate();
354 // layout()->invalidate();
355 d_ptr->m_chart->layout()->invalidate();
355 d_ptr->m_chart->layout()->invalidate();
356 setParent(d_ptr->m_chart);
356 setParent(d_ptr->m_chart);
357 }
357 }
358
358
359 /*!
359 /*!
360 Returns true, if legend is attached to chart.
360 Returns true, if legend is attached to chart.
361 */
361 */
362 bool QLegend::isAttachedToChart()
362 bool QLegend::isAttachedToChart()
363 {
363 {
364 return d_ptr->m_attachedToChart;
364 return d_ptr->m_attachedToChart;
365 }
365 }
366
366
367 /*!
367 /*!
368 Sets the visibility of legend background to \a visible
368 Sets the visibility of legend background to \a visible
369 */
369 */
370 void QLegend::setBackgroundVisible(bool visible)
370 void QLegend::setBackgroundVisible(bool visible)
371 {
371 {
372 if (d_ptr->m_backgroundVisible != visible) {
372 if (d_ptr->m_backgroundVisible != visible) {
373 d_ptr->m_backgroundVisible = visible;
373 d_ptr->m_backgroundVisible = visible;
374 update();
374 update();
375 emit backgroundVisibleChanged(visible);
375 emit backgroundVisibleChanged(visible);
376 }
376 }
377 }
377 }
378
378
379 /*!
379 /*!
380 Returns the visibility of legend background
380 Returns the visibility of legend background
381 */
381 */
382 bool QLegend::isBackgroundVisible() const
382 bool QLegend::isBackgroundVisible() const
383 {
383 {
384 return d_ptr->m_backgroundVisible;
384 return d_ptr->m_backgroundVisible;
385 }
385 }
386
386
387 /*!
387 /*!
388 Returns the list of markers in legend. The list can be filtered with \a series parameter.
388 Returns the list of markers in legend. The list can be filtered with \a series parameter.
389 If \a series is given, only markers related to that series are returned.
389 If \a series is given, only markers related to that series are returned.
390 */
390 */
391 QList<QLegendMarker*> QLegend::markers(QAbstractSeries *series) const
391 QList<QLegendMarker*> QLegend::markers(QAbstractSeries *series) const
392 {
392 {
393 return d_ptr->markers(series);
393 return d_ptr->markers(series);
394 }
394 }
395
395
396 /*!
396 /*!
397 \internal \a event see QGraphicsWidget for details
397 \internal \a event see QGraphicsWidget for details
398 */
398 */
399 void QLegend::hideEvent(QHideEvent *event)
399 void QLegend::hideEvent(QHideEvent *event)
400 {
400 {
401 if (isAttachedToChart())
401 if (isAttachedToChart())
402 d_ptr->m_presenter->layout()->invalidate();
402 d_ptr->m_presenter->layout()->invalidate();
403 QGraphicsWidget::hideEvent(event);
403 QGraphicsWidget::hideEvent(event);
404 }
404 }
405 /*!
405 /*!
406 \internal \a event see QGraphicsWidget for details
406 \internal \a event see QGraphicsWidget for details
407 */
407 */
408 void QLegend::showEvent(QShowEvent *event)
408 void QLegend::showEvent(QShowEvent *event)
409 {
409 {
410 if (isAttachedToChart()) {
410 if (isAttachedToChart()) {
411 d_ptr->items()->setVisible(false);
411 d_ptr->items()->setVisible(false);
412 layout()->invalidate();
412 layout()->invalidate();
413 }
413 }
414 QGraphicsWidget::showEvent(event);
414 QGraphicsWidget::showEvent(event);
415 //layout activation will show the items
415 //layout activation will show the items
416 }
416 }
417
417
418 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
418 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
419
419
420 QLegendPrivate::QLegendPrivate(ChartPresenter *presenter, QChart *chart, QLegend *q)
420 QLegendPrivate::QLegendPrivate(ChartPresenter *presenter, QChart *chart, QLegend *q)
421 : q_ptr(q),
421 : q_ptr(q),
422 m_presenter(presenter),
422 m_presenter(presenter),
423 m_layout(new LegendLayout(q)),
423 m_layout(new LegendLayout(q)),
424 m_chart(chart),
424 m_chart(chart),
425 m_items(new QGraphicsItemGroup(q)),
425 m_items(new QGraphicsItemGroup(q)),
426 m_alignment(Qt::AlignTop),
426 m_alignment(Qt::AlignTop),
427 m_brush(QBrush()),
427 m_brush(QBrush()),
428 m_pen(QPen()),
428 m_pen(QPen()),
429 m_labelBrush(QBrush()),
429 m_labelBrush(QBrush()),
430 m_diameter(5),
430 m_diameter(5),
431 m_attachedToChart(true),
431 m_attachedToChart(true),
432 m_backgroundVisible(false)
432 m_backgroundVisible(false)
433 {
433 {
434 m_items->setHandlesChildEvents(false);
434 m_items->setHandlesChildEvents(false);
435 }
435 }
436
436
437 QLegendPrivate::~QLegendPrivate()
437 QLegendPrivate::~QLegendPrivate()
438 {
438 {
439
439
440 }
440 }
441
441
442 void QLegendPrivate::setOffset(const QPointF &offset)
442 void QLegendPrivate::setOffset(const QPointF &offset)
443 {
443 {
444 m_layout->setOffset(offset.x(), offset.y());
444 m_layout->setOffset(offset.x(), offset.y());
445 }
445 }
446
446
447 QPointF QLegendPrivate::offset() const
447 QPointF QLegendPrivate::offset() const
448 {
448 {
449 return m_layout->offset();
449 return m_layout->offset();
450 }
450 }
451
451
452 int QLegendPrivate::roundness(qreal size)
452 int QLegendPrivate::roundness(qreal size)
453 {
453 {
454 return 100 * m_diameter / int(size);
454 return 100 * m_diameter / int(size);
455 }
455 }
456
456
457 QList<QLegendMarker*> QLegendPrivate::markers(QAbstractSeries *series)
457 QList<QLegendMarker*> QLegendPrivate::markers(QAbstractSeries *series)
458 {
458 {
459 // Return all markers
459 // Return all markers
460 if (!series) {
460 if (!series) {
461 return m_markers;
461 return m_markers;
462 }
462 }
463
463
464 // Create filtered list
464 // Create filtered list
465 QList<QLegendMarker *> markers;
465 QList<QLegendMarker *> markers;
466 foreach (QLegendMarker *marker, m_markers) {
466 foreach (QLegendMarker *marker, m_markers) {
467 if (marker->series() == series) {
467 if (marker->series() == series) {
468 markers.append(marker);
468 markers.append(marker);
469 }
469 }
470 }
470 }
471 return markers;
471 return markers;
472 }
472 }
473
473
474 void QLegendPrivate::handleSeriesAdded(QAbstractSeries *series)
474 void QLegendPrivate::handleSeriesAdded(QAbstractSeries *series)
475 {
475 {
476 if (m_series.contains(series)) {
476 if (m_series.contains(series)) {
477 return;
477 return;
478 }
478 }
479
479
480 QList<QLegendMarker*> newMarkers = series->d_ptr->createLegendMarkers(q_ptr);
480 QList<QLegendMarker*> newMarkers = series->d_ptr->createLegendMarkers(q_ptr);
481 decorateMarkers(newMarkers);
481 decorateMarkers(newMarkers);
482 addMarkers(newMarkers);
482 addMarkers(newMarkers);
483
483
484 QObject::connect(series->d_ptr.data(), SIGNAL(countChanged()), this, SLOT(handleCountChanged()));
484 QObject::connect(series->d_ptr.data(), SIGNAL(countChanged()), this, SLOT(handleCountChanged()));
485 QObject::connect(series, SIGNAL(visibleChanged()), this, SLOT(handleSeriesVisibleChanged()));
485 QObject::connect(series, SIGNAL(visibleChanged()), this, SLOT(handleSeriesVisibleChanged()));
486
486
487 m_series.append(series);
487 m_series.append(series);
488 m_items->setVisible(false);
488 m_items->setVisible(false);
489 m_layout->invalidate();
489 m_layout->invalidate();
490 }
490 }
491
491
492 void QLegendPrivate::handleSeriesRemoved(QAbstractSeries *series)
492 void QLegendPrivate::handleSeriesRemoved(QAbstractSeries *series)
493 {
493 {
494 if (m_series.contains(series)) {
494 if (m_series.contains(series)) {
495 m_series.removeOne(series);
495 m_series.removeOne(series);
496 }
496 }
497
497
498 // Find out, which markers to remove
498 // Find out, which markers to remove
499 QList<QLegendMarker *> removed;
499 QList<QLegendMarker *> removed;
500 foreach (QLegendMarker *m, m_markers) {
500 foreach (QLegendMarker *m, m_markers) {
501 if (m->series() == series) {
501 if (m->series() == series) {
502 removed << m;
502 removed << m;
503 }
503 }
504 }
504 }
505 removeMarkers(removed);
505 removeMarkers(removed);
506
506
507 QObject::disconnect(series->d_ptr.data(), SIGNAL(countChanged()), this, SLOT(handleCountChanged()));
507 QObject::disconnect(series->d_ptr.data(), SIGNAL(countChanged()), this, SLOT(handleCountChanged()));
508 QObject::disconnect(series, SIGNAL(visibleChanged()), this, SLOT(handleSeriesVisibleChanged()));
508 QObject::disconnect(series, SIGNAL(visibleChanged()), this, SLOT(handleSeriesVisibleChanged()));
509
509
510 m_layout->invalidate();
510 m_layout->invalidate();
511 }
511 }
512
512
513 void QLegendPrivate::handleSeriesVisibleChanged()
513 void QLegendPrivate::handleSeriesVisibleChanged()
514 {
514 {
515 QAbstractSeries *series = qobject_cast<QAbstractSeries *> (sender());
515 QAbstractSeries *series = qobject_cast<QAbstractSeries *> (sender());
516 Q_ASSERT(series);
516 Q_ASSERT(series);
517
517
518 foreach (QLegendMarker *marker, m_markers) {
518 foreach (QLegendMarker *marker, m_markers) {
519 if (marker->series() == series) {
519 if (marker->series() == series) {
520 marker->setVisible(series->isVisible());
520 marker->setVisible(series->isVisible());
521 }
521 }
522 }
522 }
523 m_layout->invalidate();
523 m_layout->invalidate();
524 }
524 }
525
525
526 void QLegendPrivate::handleCountChanged()
526 void QLegendPrivate::handleCountChanged()
527 {
527 {
528 // Here we handle the changes in marker count.
528 // Here we handle the changes in marker count.
529 // Can happen for example when pieslice(s) have been added to or removed from pieseries.
529 // Can happen for example when pieslice(s) have been added to or removed from pieseries.
530
530
531 QAbstractSeriesPrivate *series = qobject_cast<QAbstractSeriesPrivate *> (sender());
531 QAbstractSeriesPrivate *series = qobject_cast<QAbstractSeriesPrivate *> (sender());
532 QList<QLegendMarker *> createdMarkers = series->createLegendMarkers(q_ptr);
532 QList<QLegendMarker *> createdMarkers = series->createLegendMarkers(q_ptr);
533
533
534 // Find out removed markers and created markers
534 // Find out removed markers and created markers
535 QList<QLegendMarker *> removedMarkers;
535 QList<QLegendMarker *> removedMarkers;
536 foreach (QLegendMarker *oldMarker, m_markers) {
536 foreach (QLegendMarker *oldMarker, m_markers) {
537 // we have marker, which is related to sender.
537 // we have marker, which is related to sender.
538 if (oldMarker->series() == series->q_ptr) {
538 if (oldMarker->series() == series->q_ptr) {
539 bool found = false;
539 bool found = false;
540 foreach(QLegendMarker *newMarker, createdMarkers) {
540 foreach(QLegendMarker *newMarker, createdMarkers) {
541 // New marker considered existing if:
541 // New marker considered existing if:
542 // - d_ptr->relatedObject() is same for both markers.
542 // - d_ptr->relatedObject() is same for both markers.
543 if (newMarker->d_ptr->relatedObject() == oldMarker->d_ptr->relatedObject()) {
543 if (newMarker->d_ptr->relatedObject() == oldMarker->d_ptr->relatedObject()) {
544 // Delete the new marker, since we already have existing marker, that might be connected on user side.
544 // Delete the new marker, since we already have existing marker, that might be connected on user side.
545 found = true;
545 found = true;
546 createdMarkers.removeOne(newMarker);
546 createdMarkers.removeOne(newMarker);
547 delete newMarker;
547 delete newMarker;
548 }
548 }
549 }
549 }
550 if (!found) {
550 if (!found) {
551 // No related object found for marker, add to removedMarkers list
551 // No related object found for marker, add to removedMarkers list
552 removedMarkers << oldMarker;
552 removedMarkers << oldMarker;
553 }
553 }
554 }
554 }
555 }
555 }
556
556
557 removeMarkers(removedMarkers);
557 removeMarkers(removedMarkers);
558 decorateMarkers(createdMarkers);
558 decorateMarkers(createdMarkers);
559 addMarkers(createdMarkers);
559 addMarkers(createdMarkers);
560
560
561 q_ptr->layout()->invalidate();
561 q_ptr->layout()->invalidate();
562 }
562 }
563
563
564 void QLegendPrivate::addMarkers(QList<QLegendMarker *> markers)
564 void QLegendPrivate::addMarkers(QList<QLegendMarker *> markers)
565 {
565 {
566 foreach (QLegendMarker *marker, markers) {
566 foreach (QLegendMarker *marker, markers) {
567 m_items->addToGroup(marker->d_ptr.data()->item());
567 m_items->addToGroup(marker->d_ptr.data()->item());
568 m_markers << marker;
568 m_markers << marker;
569 m_markerHash.insert(marker->d_ptr->item(), marker);
569 m_markerHash.insert(marker->d_ptr->item(), marker);
570 }
570 }
571 }
571 }
572
572
573 void QLegendPrivate::removeMarkers(QList<QLegendMarker *> markers)
573 void QLegendPrivate::removeMarkers(QList<QLegendMarker *> markers)
574 {
574 {
575 foreach (QLegendMarker *marker, markers) {
575 foreach (QLegendMarker *marker, markers) {
576 marker->d_ptr->item()->setVisible(false);
576 marker->d_ptr->item()->setVisible(false);
577 m_items->removeFromGroup(marker->d_ptr->item());
577 m_items->removeFromGroup(marker->d_ptr->item());
578 m_markers.removeOne(marker);
578 m_markers.removeOne(marker);
579 m_markerHash.remove(marker->d_ptr->item());
579 m_markerHash.remove(marker->d_ptr->item());
580 delete marker;
580 delete marker;
581 }
581 }
582 }
582 }
583
583
584 void QLegendPrivate::decorateMarkers(QList<QLegendMarker *> markers)
584 void QLegendPrivate::decorateMarkers(QList<QLegendMarker *> markers)
585 {
585 {
586 foreach (QLegendMarker *marker, markers) {
586 foreach (QLegendMarker *marker, markers) {
587 marker->setFont(m_font);
587 marker->setFont(m_font);
588 marker->setLabelBrush(m_labelBrush);
588 marker->setLabelBrush(m_labelBrush);
589 }
589 }
590 }
590 }
591
591
592
592
593 #include "moc_qlegend.cpp"
593 #include "moc_qlegend.cpp"
594 #include "moc_qlegend_p.cpp"
594 #include "moc_qlegend_p.cpp"
595
595
596 QTCOMMERCIALCHART_END_NAMESPACE
596 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,257 +1,257
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qhpiemodelmapper.h"
21 #include "qhpiemodelmapper.h"
22
22
23 QTCOMMERCIALCHART_BEGIN_NAMESPACE
23 QTCOMMERCIALCHART_BEGIN_NAMESPACE
24
24
25 /*!
25 /*!
26 \class QHPieModelMapper
26 \class QHPieModelMapper
27 \mainclass
27 \mainclass
28
28
29 Model mappers allow you to use QAbstractItemModel derived models as a data source for a chart series.
29 Model mappers allow you to use QAbstractItemModel derived models as a data source for a chart series.
30 Horizontal model mapper is used to create a connection between QPieSeries and QAbstractItemModel derived model object that keeps the consecutive pie slices data in rows.
30 Horizontal model mapper is used to create a connection between QPieSeries and QAbstractItemModel derived model object that keeps the consecutive pie slices data in rows.
31 It is possible to use both QAbstractItemModel and QPieSeries model API. QHPieModelMapper makes sure that Pie and the model are kept in sync.
31 It is possible to use both QAbstractItemModel and QPieSeries model API. QHPieModelMapper makes sure that Pie and the model are kept in sync.
32 Note: used model has to support adding/removing rows/columns and modifying the data of the cells.
32 \note Used model has to support adding/removing rows/columns and modifying the data of the cells.
33 */
33 */
34 /*!
34 /*!
35 \qmlclass HPieModelMapper QHPieModelMapper
35 \qmlclass HPieModelMapper QHPieModelMapper
36
36
37 HPieModelMapper allows you to use your own QAbstractItemModel derived model with data in rows as a data source
37 HPieModelMapper allows you to use your own QAbstractItemModel derived model with data in rows as a data source
38 for a pie series. It is possible to use both QAbstractItemModel and PieSeries data API to manipulate data.
38 for a pie series. It is possible to use both QAbstractItemModel and PieSeries data API to manipulate data.
39 HPieModelMapper keeps the Pie and the model in sync.
39 HPieModelMapper keeps the Pie and the model in sync.
40
40
41 The following QML example would create a pie series with four slices (assuming the model has
41 The following QML example would create a pie series with four slices (assuming the model has
42 at least five columns). Each slice would contain a label from row 1 and a value from row 2.
42 at least five columns). Each slice would contain a label from row 1 and a value from row 2.
43 \code
43 \code
44 HPieModelMapper {
44 HPieModelMapper {
45 series: pieSeries
45 series: pieSeries
46 model: customModel
46 model: customModel
47 labelsRow: 1
47 labelsRow: 1
48 valuesRow: 2
48 valuesRow: 2
49 firstColumn: 1
49 firstColumn: 1
50 columnCount: 4
50 columnCount: 4
51 }
51 }
52 \endcode
52 \endcode
53 */
53 */
54
54
55 /*!
55 /*!
56 \property QHPieModelMapper::series
56 \property QHPieModelMapper::series
57 \brief Defines the QPieSeries object that is used by the mapper.
57 \brief Defines the QPieSeries object that is used by the mapper.
58
58
59 All the data in the series is discarded when it is set to the mapper.
59 All the data in the series is discarded when it is set to the mapper.
60 When new series is specified the old series is disconnected (it preserves its data)
60 When new series is specified the old series is disconnected (it preserves its data)
61 */
61 */
62 /*!
62 /*!
63 \qmlproperty PieSeries HPieModelMapper::series
63 \qmlproperty PieSeries HPieModelMapper::series
64 Defines the PieSeries object that is used by the mapper. If you define the mapper element as a child for a
64 Defines the PieSeries object that is used by the mapper. If you define the mapper element as a child for a
65 PieSeries, leave this property undefined. All the data in the series is discarded when it is set to the mapper.
65 PieSeries, leave this property undefined. All the data in the series is discarded when it is set to the mapper.
66 When new series is specified the old series is disconnected (it preserves its data).
66 When new series is specified the old series is disconnected (it preserves its data).
67 */
67 */
68
68
69 /*!
69 /*!
70 \property QHPieModelMapper::model
70 \property QHPieModelMapper::model
71 \brief Defines the model that is used by the mapper.
71 \brief Defines the model that is used by the mapper.
72 */
72 */
73 /*!
73 /*!
74 \qmlproperty SomeModel HPieModelMapper::model
74 \qmlproperty SomeModel HPieModelMapper::model
75 The QAbstractItemModel based model that is used by the mapper. You need to implement the model and expose it to
75 The QAbstractItemModel based model that is used by the mapper. You need to implement the model and expose it to
76 QML as shown in \l {QML Custom Model} demo application. Note: the model has to support adding/removing rows/columns
76 QML as shown in \l {QML Custom Model} demo application. Note: the model has to support adding/removing rows/columns
77 and modifying the data of the cells.
77 and modifying the data of the cells.
78 */
78 */
79
79
80 /*!
80 /*!
81 \property QHPieModelMapper::valuesRow
81 \property QHPieModelMapper::valuesRow
82 \brief Defines which row of the model is kept in sync with the values of the pie's slices
82 \brief Defines which row of the model is kept in sync with the values of the pie's slices
83 Default value is: -1 (invalid mapping)
83 Default value is: -1 (invalid mapping)
84 */
84 */
85 /*!
85 /*!
86 \qmlproperty int HPieModelMapper::valuesRow
86 \qmlproperty int HPieModelMapper::valuesRow
87 Defines which row of the model is kept in sync with the values of the pie's slices. Default value is: -1 (invalid
87 Defines which row of the model is kept in sync with the values of the pie's slices. Default value is: -1 (invalid
88 mapping).
88 mapping).
89 */
89 */
90
90
91 /*!
91 /*!
92 \property QHPieModelMapper::labelsRow
92 \property QHPieModelMapper::labelsRow
93 \brief Defines which row of the model is kept in sync with the labels of the pie's slices
93 \brief Defines which row of the model is kept in sync with the labels of the pie's slices
94 Default value is: -1 (invalid mapping)
94 Default value is: -1 (invalid mapping)
95 */
95 */
96 /*!
96 /*!
97 \qmlproperty int HPieModelMapper::labelsRow
97 \qmlproperty int HPieModelMapper::labelsRow
98 Defines which row of the model is kept in sync with the labels of the pie's slices
98 Defines which row of the model is kept in sync with the labels of the pie's slices
99 Default value is: -1 (invalid mapping)
99 Default value is: -1 (invalid mapping)
100 */
100 */
101
101
102 /*!
102 /*!
103 \property QHPieModelMapper::firstColumn
103 \property QHPieModelMapper::firstColumn
104 \brief Defines which column of the model contains the first slice value.
104 \brief Defines which column of the model contains the first slice value.
105 Minimal and default value is: 0
105 Minimal and default value is: 0
106 */
106 */
107 /*!
107 /*!
108 \qmlproperty int HPieModelMapper::firstColumn
108 \qmlproperty int HPieModelMapper::firstColumn
109 Defines which column of the model contains the first slice value.
109 Defines which column of the model contains the first slice value.
110 The default value is 0.
110 The default value is 0.
111 */
111 */
112
112
113 /*!
113 /*!
114 \property QHPieModelMapper::columnCount
114 \property QHPieModelMapper::columnCount
115 \brief Defines the number of columns of the model that are mapped as the data for QPieSeries
115 \brief Defines the number of columns of the model that are mapped as the data for QPieSeries
116 Minimal and default value is: -1 (count limited by the number of columns in the model)
116 Minimal and default value is: -1 (count limited by the number of columns in the model)
117 */
117 */
118 /*!
118 /*!
119 \qmlproperty int HPieModelMapper::columnCount
119 \qmlproperty int HPieModelMapper::columnCount
120 Defines the number of columns of the model that are mapped as the data for QPieSeries. The default value is
120 Defines the number of columns of the model that are mapped as the data for QPieSeries. The default value is
121 -1 (count limited by the number of columns in the model)
121 -1 (count limited by the number of columns in the model)
122 */
122 */
123
123
124 /*!
124 /*!
125 \fn void QHPieModelMapper::seriesReplaced()
125 \fn void QHPieModelMapper::seriesReplaced()
126 Emitted when the series to which mapper is connected to has changed.
126 Emitted when the series to which mapper is connected to has changed.
127 */
127 */
128
128
129 /*!
129 /*!
130 \fn void QHPieModelMapper::modelReplaced()
130 \fn void QHPieModelMapper::modelReplaced()
131 Emitted when the model to which mapper is connected to has changed.
131 Emitted when the model to which mapper is connected to has changed.
132 */
132 */
133
133
134 /*!
134 /*!
135 \fn void QHPieModelMapper::valuesRowChanged()
135 \fn void QHPieModelMapper::valuesRowChanged()
136 Emitted when the valuesRow has changed.
136 Emitted when the valuesRow has changed.
137 */
137 */
138
138
139 /*!
139 /*!
140 \fn void QHPieModelMapper::labelsRowChanged()
140 \fn void QHPieModelMapper::labelsRowChanged()
141 Emitted when the labelsRow has changed.
141 Emitted when the labelsRow has changed.
142 */
142 */
143
143
144 /*!
144 /*!
145 \fn void QHPieModelMapper::firstColumnChanged()
145 \fn void QHPieModelMapper::firstColumnChanged()
146 Emitted when the firstColumn has changed.
146 Emitted when the firstColumn has changed.
147 */
147 */
148
148
149 /*!
149 /*!
150 \fn void QHPieModelMapper::columnCountChanged()
150 \fn void QHPieModelMapper::columnCountChanged()
151 Emitted when the columnCount has changed.
151 Emitted when the columnCount has changed.
152 */
152 */
153
153
154 /*!
154 /*!
155 Constructs a mapper object which is a child of \a parent.
155 Constructs a mapper object which is a child of \a parent.
156 */
156 */
157 QHPieModelMapper::QHPieModelMapper(QObject *parent) :
157 QHPieModelMapper::QHPieModelMapper(QObject *parent) :
158 QPieModelMapper(parent)
158 QPieModelMapper(parent)
159 {
159 {
160 setOrientation(Qt::Horizontal);
160 setOrientation(Qt::Horizontal);
161 }
161 }
162
162
163 QAbstractItemModel *QHPieModelMapper::model() const
163 QAbstractItemModel *QHPieModelMapper::model() const
164 {
164 {
165 return QPieModelMapper::model();
165 return QPieModelMapper::model();
166 }
166 }
167
167
168 void QHPieModelMapper::setModel(QAbstractItemModel *model)
168 void QHPieModelMapper::setModel(QAbstractItemModel *model)
169 {
169 {
170 if (model != QPieModelMapper::model()) {
170 if (model != QPieModelMapper::model()) {
171 QPieModelMapper::setModel(model);
171 QPieModelMapper::setModel(model);
172 emit modelReplaced();
172 emit modelReplaced();
173 }
173 }
174 }
174 }
175
175
176 QPieSeries *QHPieModelMapper::series() const
176 QPieSeries *QHPieModelMapper::series() const
177 {
177 {
178 return QPieModelMapper::series();
178 return QPieModelMapper::series();
179 }
179 }
180
180
181 void QHPieModelMapper::setSeries(QPieSeries *series)
181 void QHPieModelMapper::setSeries(QPieSeries *series)
182 {
182 {
183 if (series != QPieModelMapper::series()) {
183 if (series != QPieModelMapper::series()) {
184 QPieModelMapper::setSeries(series);
184 QPieModelMapper::setSeries(series);
185 emit seriesReplaced();
185 emit seriesReplaced();
186 }
186 }
187 }
187 }
188
188
189 /*!
189 /*!
190 Returns which row of the model is kept in sync with the values of the pie's slices
190 Returns which row of the model is kept in sync with the values of the pie's slices
191 */
191 */
192 int QHPieModelMapper::valuesRow() const
192 int QHPieModelMapper::valuesRow() const
193 {
193 {
194 return valuesSection();
194 return valuesSection();
195 }
195 }
196
196
197 /*!
197 /*!
198 Sets the model row that is kept in sync with the pie slices values.
198 Sets the model row that is kept in sync with the pie slices values.
199 Parameter \a valuesRow specifies the row of the model.
199 Parameter \a valuesRow specifies the row of the model.
200 */
200 */
201 void QHPieModelMapper::setValuesRow(int valuesRow)
201 void QHPieModelMapper::setValuesRow(int valuesRow)
202 {
202 {
203 if (valuesRow != valuesSection()) {
203 if (valuesRow != valuesSection()) {
204 setValuesSection(valuesRow);
204 setValuesSection(valuesRow);
205 emit valuesRowChanged();
205 emit valuesRowChanged();
206 }
206 }
207 }
207 }
208
208
209 /*!
209 /*!
210 Returns which row of the model is kept in sync with the labels of the pie's slices
210 Returns which row of the model is kept in sync with the labels of the pie's slices
211 */
211 */
212 int QHPieModelMapper::labelsRow() const
212 int QHPieModelMapper::labelsRow() const
213 {
213 {
214 return labelsSection();
214 return labelsSection();
215 }
215 }
216
216
217 /*!
217 /*!
218 Sets the model row that is kept in sync with the pie's slices labels.
218 Sets the model row that is kept in sync with the pie's slices labels.
219 Parameter \a labelsRow specifies the row of the model.
219 Parameter \a labelsRow specifies the row of the model.
220 */
220 */
221 void QHPieModelMapper::setLabelsRow(int labelsRow)
221 void QHPieModelMapper::setLabelsRow(int labelsRow)
222 {
222 {
223 if (labelsRow != labelsSection()) {
223 if (labelsRow != labelsSection()) {
224 setLabelsSection(labelsRow);
224 setLabelsSection(labelsRow);
225 emit labelsRowChanged();
225 emit labelsRowChanged();
226 }
226 }
227 }
227 }
228
228
229 int QHPieModelMapper::firstColumn() const
229 int QHPieModelMapper::firstColumn() const
230 {
230 {
231 return first();
231 return first();
232 }
232 }
233
233
234 void QHPieModelMapper::setFirstColumn(int firstColumn)
234 void QHPieModelMapper::setFirstColumn(int firstColumn)
235 {
235 {
236 if (firstColumn != first()) {
236 if (firstColumn != first()) {
237 setFirst(firstColumn);
237 setFirst(firstColumn);
238 emit firstColumnChanged();
238 emit firstColumnChanged();
239 }
239 }
240 }
240 }
241
241
242 int QHPieModelMapper::columnCount() const
242 int QHPieModelMapper::columnCount() const
243 {
243 {
244 return count();
244 return count();
245 }
245 }
246
246
247 void QHPieModelMapper::setColumnCount(int columnCount)
247 void QHPieModelMapper::setColumnCount(int columnCount)
248 {
248 {
249 if (columnCount != count()) {
249 if (columnCount != count()) {
250 setCount(columnCount);
250 setCount(columnCount);
251 emit columnCountChanged();
251 emit columnCountChanged();
252 }
252 }
253 }
253 }
254
254
255 #include "moc_qhpiemodelmapper.cpp"
255 #include "moc_qhpiemodelmapper.cpp"
256
256
257 QTCOMMERCIALCHART_END_NAMESPACE
257 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,937 +1,937
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qpieseries.h"
21 #include "qpieseries.h"
22 #include "qpieseries_p.h"
22 #include "qpieseries_p.h"
23 #include "qpieslice.h"
23 #include "qpieslice.h"
24 #include "qpieslice_p.h"
24 #include "qpieslice_p.h"
25 #include "pieslicedata_p.h"
25 #include "pieslicedata_p.h"
26 #include "chartdataset_p.h"
26 #include "chartdataset_p.h"
27 #include "charttheme_p.h"
27 #include "charttheme_p.h"
28 #include "qabstractaxis.h"
28 #include "qabstractaxis.h"
29 #include "pieanimation_p.h"
29 #include "pieanimation_p.h"
30 #include "charthelpers_p.h"
30 #include "charthelpers_p.h"
31
31
32 #include "qpielegendmarker.h"
32 #include "qpielegendmarker.h"
33
33
34 QTCOMMERCIALCHART_BEGIN_NAMESPACE
34 QTCOMMERCIALCHART_BEGIN_NAMESPACE
35
35
36 /*!
36 /*!
37 \class QPieSeries
37 \class QPieSeries
38 \brief Pie series API for QtCommercial Charts
38 \brief Pie series API for QtCommercial Charts
39
39
40 The pie series defines a pie chart which consists of pie slices which are defined as QPieSlice objects.
40 The pie series defines a pie chart which consists of pie slices which are defined as QPieSlice objects.
41 The slices can have any values as the QPieSeries will calculate its relative value to the sum of all slices.
41 The slices can have any values as the QPieSeries will calculate its relative value to the sum of all slices.
42 The actual slice size is determined by that relative value.
42 The actual slice size is determined by that relative value.
43
43
44 Pie size and position on the chart is controlled by using relative values which range from 0.0 to 1.0
44 Pie size and position on the chart is controlled by using relative values which range from 0.0 to 1.0.
45 These relate to the actual chart rectangle.
45 These relate to the actual chart rectangle.
46
46
47 By default the pie is defined as a full pie but it can also be a partial pie.
47 By default the pie is defined as a full pie but it can also be a partial pie.
48 This can be done by setting a starting angle and angle span to the series.
48 This can be done by setting a starting angle and angle span to the series.
49 Full pie is 360 degrees where 0 is at 12 a'clock.
49 Full pie is 360 degrees where 0 is at 12 a'clock.
50
50
51 See the \l {PieChart Example} {pie chart example} or \l {DonutChart Example} {donut chart example} to learn how to use QPieSeries.
51 See the \l {PieChart Example} {pie chart example} or \l {DonutChart Example} {donut chart example} to learn how to use QPieSeries.
52 \table 100%
52 \table 100%
53 \row
53 \row
54 \o \image examples_piechart.png
54 \o \image examples_piechart.png
55 \o \image examples_donutchart.png
55 \o \image examples_donutchart.png
56 \endtable
56 \endtable
57 */
57 */
58 /*!
58 /*!
59 \qmlclass PieSeries QPieSeries
59 \qmlclass PieSeries QPieSeries
60 \inherits AbstractSeries
60 \inherits AbstractSeries
61
61
62 The following QML shows how to create a simple pie chart.
62 The following QML shows how to create a simple pie chart.
63
63
64 \snippet ../demos/qmlchart/qml/qmlchart/View1.qml 1
64 \snippet ../demos/qmlchart/qml/qmlchart/View1.qml 1
65
65
66 \beginfloatleft
66 \beginfloatleft
67 \image demos_qmlchart1.png
67 \image demos_qmlchart1.png
68 \endfloat
68 \endfloat
69 \clearfloat
69 \clearfloat
70 */
70 */
71
71
72 /*!
72 /*!
73 \property QPieSeries::horizontalPosition
73 \property QPieSeries::horizontalPosition
74 \brief Defines the horizontal position of the pie.
74 \brief Defines the horizontal position of the pie.
75
75
76 The value is a relative value to the chart rectangle where:
76 The value is a relative value to the chart rectangle where:
77
77
78 \list
78 \list
79 \o 0.0 is the absolute left.
79 \o 0.0 is the absolute left.
80 \o 1.0 is the absolute right.
80 \o 1.0 is the absolute right.
81 \endlist
81 \endlist
82 Default value is 0.5 (center).
82 Default value is 0.5 (center).
83 \sa verticalPosition
83 \sa verticalPosition
84 */
84 */
85
85
86 /*!
86 /*!
87 \qmlproperty real PieSeries::horizontalPosition
87 \qmlproperty real PieSeries::horizontalPosition
88
88
89 Defines the horizontal position of the pie.
89 Defines the horizontal position of the pie.
90
90
91 The value is a relative value to the chart rectangle where:
91 The value is a relative value to the chart rectangle where:
92
92
93 \list
93 \list
94 \o 0.0 is the absolute left.
94 \o 0.0 is the absolute left.
95 \o 1.0 is the absolute right.
95 \o 1.0 is the absolute right.
96 \endlist
96 \endlist
97 Default value is 0.5 (center).
97 Default value is 0.5 (center).
98 \sa verticalPosition
98 \sa verticalPosition
99 */
99 */
100
100
101 /*!
101 /*!
102 \property QPieSeries::verticalPosition
102 \property QPieSeries::verticalPosition
103 \brief Defines the vertical position of the pie.
103 \brief Defines the vertical position of the pie.
104
104
105 The value is a relative value to the chart rectangle where:
105 The value is a relative value to the chart rectangle where:
106
106
107 \list
107 \list
108 \o 0.0 is the absolute top.
108 \o 0.0 is the absolute top.
109 \o 1.0 is the absolute bottom.
109 \o 1.0 is the absolute bottom.
110 \endlist
110 \endlist
111 Default value is 0.5 (center).
111 Default value is 0.5 (center).
112 \sa horizontalPosition
112 \sa horizontalPosition
113 */
113 */
114
114
115 /*!
115 /*!
116 \qmlproperty real PieSeries::verticalPosition
116 \qmlproperty real PieSeries::verticalPosition
117
117
118 Defines the vertical position of the pie.
118 Defines the vertical position of the pie.
119
119
120 The value is a relative value to the chart rectangle where:
120 The value is a relative value to the chart rectangle where:
121
121
122 \list
122 \list
123 \o 0.0 is the absolute top.
123 \o 0.0 is the absolute top.
124 \o 1.0 is the absolute bottom.
124 \o 1.0 is the absolute bottom.
125 \endlist
125 \endlist
126 Default value is 0.5 (center).
126 Default value is 0.5 (center).
127 \sa horizontalPosition
127 \sa horizontalPosition
128 */
128 */
129
129
130 /*!
130 /*!
131 \property QPieSeries::size
131 \property QPieSeries::size
132 \brief Defines the pie size.
132 \brief Defines the pie size.
133
133
134 The value is a relative value to the chart rectangle where:
134 The value is a relative value to the chart rectangle where:
135
135
136 \list
136 \list
137 \o 0.0 is the minimum size (pie not drawn).
137 \o 0.0 is the minimum size (pie not drawn).
138 \o 1.0 is the maximum size that can fit the chart.
138 \o 1.0 is the maximum size that can fit the chart.
139 \endlist
139 \endlist
140
140
141 When setting this property the holeSize property is adjusted if necessary, to ensure that the hole size is not greater than the outer size.
141 When setting this property the holeSize property is adjusted if necessary, to ensure that the hole size is not greater than the outer size.
142
142
143 Default value is 0.7.
143 Default value is 0.7.
144 */
144 */
145
145
146 /*!
146 /*!
147 \qmlproperty real PieSeries::size
147 \qmlproperty real PieSeries::size
148
148
149 Defines the pie size.
149 Defines the pie size.
150
150
151 The value is a relative value to the chart rectangle where:
151 The value is a relative value to the chart rectangle where:
152
152
153 \list
153 \list
154 \o 0.0 is the minimum size (pie not drawn).
154 \o 0.0 is the minimum size (pie not drawn).
155 \o 1.0 is the maximum size that can fit the chart.
155 \o 1.0 is the maximum size that can fit the chart.
156 \endlist
156 \endlist
157
157
158 Default value is 0.7.
158 Default value is 0.7.
159 */
159 */
160
160
161 /*!
161 /*!
162 \property QPieSeries::holeSize
162 \property QPieSeries::holeSize
163 \brief Defines the donut hole size.
163 \brief Defines the donut hole size.
164
164
165 The value is a relative value to the chart rectangle where:
165 The value is a relative value to the chart rectangle where:
166
166
167 \list
167 \list
168 \o 0.0 is the minimum size (full pie drawn, without any hole inside).
168 \o 0.0 is the minimum size (full pie drawn, without any hole inside).
169 \o 1.0 is the maximum size that can fit the chart. (donut has no width)
169 \o 1.0 is the maximum size that can fit the chart. (donut has no width)
170 \endlist
170 \endlist
171
171
172 The value is never greater then size property.
172 The value is never greater then size property.
173 Default value is 0.0.
173 Default value is 0.0.
174 */
174 */
175
175
176 /*!
176 /*!
177 \qmlproperty real PieSeries::holeSize
177 \qmlproperty real PieSeries::holeSize
178
178
179 Defines the donut hole size.
179 Defines the donut hole size.
180
180
181 The value is a relative value to the chart rectangle where:
181 The value is a relative value to the chart rectangle where:
182
182
183 \list
183 \list
184 \o 0.0 is the minimum size (full pie drawn, without any hole inside).
184 \o 0.0 is the minimum size (full pie drawn, without any hole inside).
185 \o 1.0 is the maximum size that can fit the chart. (donut has no width)
185 \o 1.0 is the maximum size that can fit the chart. (donut has no width)
186 \endlist
186 \endlist
187
187
188 When setting this property the size property is adjusted if necessary, to ensure that the inner size is not greater than the outer size.
188 When setting this property the size property is adjusted if necessary, to ensure that the inner size is not greater than the outer size.
189
189
190 Default value is 0.0.
190 Default value is 0.0.
191 */
191 */
192
192
193 /*!
193 /*!
194 \property QPieSeries::startAngle
194 \property QPieSeries::startAngle
195 \brief Defines the starting angle of the pie.
195 \brief Defines the starting angle of the pie.
196
196
197 Full pie is 360 degrees where 0 degrees is at 12 a'clock.
197 Full pie is 360 degrees where 0 degrees is at 12 a'clock.
198
198
199 Default is value is 0.
199 Default is value is 0.
200 */
200 */
201
201
202 /*!
202 /*!
203 \qmlproperty real PieSeries::startAngle
203 \qmlproperty real PieSeries::startAngle
204
204
205 Defines the starting angle of the pie.
205 Defines the starting angle of the pie.
206
206
207 Full pie is 360 degrees where 0 degrees is at 12 a'clock.
207 Full pie is 360 degrees where 0 degrees is at 12 a'clock.
208
208
209 Default is value is 0.
209 Default is value is 0.
210 */
210 */
211
211
212 /*!
212 /*!
213 \property QPieSeries::endAngle
213 \property QPieSeries::endAngle
214 \brief Defines the ending angle of the pie.
214 \brief Defines the ending angle of the pie.
215
215
216 Full pie is 360 degrees where 0 degrees is at 12 a'clock.
216 Full pie is 360 degrees where 0 degrees is at 12 a'clock.
217
217
218 Default is value is 360.
218 Default is value is 360.
219 */
219 */
220
220
221 /*!
221 /*!
222 \qmlproperty real PieSeries::endAngle
222 \qmlproperty real PieSeries::endAngle
223
223
224 Defines the ending angle of the pie.
224 Defines the ending angle of the pie.
225
225
226 Full pie is 360 degrees where 0 degrees is at 12 a'clock.
226 Full pie is 360 degrees where 0 degrees is at 12 a'clock.
227
227
228 Default is value is 360.
228 Default is value is 360.
229 */
229 */
230
230
231 /*!
231 /*!
232 \property QPieSeries::count
232 \property QPieSeries::count
233
233
234 Number of slices in the series.
234 Number of slices in the series.
235 */
235 */
236
236
237 /*!
237 /*!
238 \qmlproperty int PieSeries::count
238 \qmlproperty int PieSeries::count
239
239
240 Number of slices in the series.
240 Number of slices in the series.
241 */
241 */
242
242
243 /*!
243 /*!
244 \fn void QPieSeries::countChanged()
244 \fn void QPieSeries::countChanged()
245 Emitted when the slice count has changed.
245 Emitted when the slice count has changed.
246 \sa count
246 \sa count
247 */
247 */
248 /*!
248 /*!
249 \qmlsignal PieSeries::onCountChanged()
249 \qmlsignal PieSeries::onCountChanged()
250 Emitted when the slice count has changed.
250 Emitted when the slice count has changed.
251 */
251 */
252
252
253 /*!
253 /*!
254 \property QPieSeries::sum
254 \property QPieSeries::sum
255
255
256 Sum of all slices.
256 Sum of all slices.
257
257
258 The series keeps track of the sum of all slices it holds.
258 The series keeps track of the sum of all slices it holds.
259 */
259 */
260
260
261 /*!
261 /*!
262 \qmlproperty real PieSeries::sum
262 \qmlproperty real PieSeries::sum
263
263
264 Sum of all slices.
264 Sum of all slices.
265
265
266 The series keeps track of the sum of all slices it holds.
266 The series keeps track of the sum of all slices it holds.
267 */
267 */
268
268
269 /*!
269 /*!
270 \fn void QPieSeries::sumChanged()
270 \fn void QPieSeries::sumChanged()
271 Emitted when the sum of all slices has changed.
271 Emitted when the sum of all slices has changed.
272 \sa sum
272 \sa sum
273 */
273 */
274 /*!
274 /*!
275 \qmlsignal PieSeries::onSumChanged()
275 \qmlsignal PieSeries::onSumChanged()
276 Emitted when the sum of all slices has changed. This may happen for example if you add or remove slices, or if you
276 Emitted when the sum of all slices has changed. This may happen for example if you add or remove slices, or if you
277 change value of a slice.
277 change value of a slice.
278 */
278 */
279
279
280 /*!
280 /*!
281 \fn void QPieSeries::added(QList<QPieSlice*> slices)
281 \fn void QPieSeries::added(QList<QPieSlice*> slices)
282
282
283 This signal is emitted when \a slices have been added to the series.
283 This signal is emitted when \a slices have been added to the series.
284
284
285 \sa append(), insert()
285 \sa append(), insert()
286 */
286 */
287 /*!
287 /*!
288 \qmlsignal PieSeries::onAdded(PieSlice slice)
288 \qmlsignal PieSeries::onAdded(PieSlice slice)
289 Emitted when \a slice has been added to the series.
289 Emitted when \a slice has been added to the series.
290 */
290 */
291
291
292 /*!
292 /*!
293 \fn void QPieSeries::removed(QList<QPieSlice*> slices)
293 \fn void QPieSeries::removed(QList<QPieSlice*> slices)
294 This signal is emitted when \a slices have been removed from the series.
294 This signal is emitted when \a slices have been removed from the series.
295 \sa remove()
295 \sa remove()
296 */
296 */
297 /*!
297 /*!
298 \qmlsignal PieSeries::onRemoved(PieSlice slice)
298 \qmlsignal PieSeries::onRemoved(PieSlice slice)
299 Emitted when \a slice has been removed from the series.
299 Emitted when \a slice has been removed from the series.
300 */
300 */
301
301
302 /*!
302 /*!
303 \fn void QPieSeries::clicked(QPieSlice* slice)
303 \fn void QPieSeries::clicked(QPieSlice* slice)
304 This signal is emitted when a \a slice has been clicked.
304 This signal is emitted when a \a slice has been clicked.
305 \sa QPieSlice::clicked()
305 \sa QPieSlice::clicked()
306 */
306 */
307 /*!
307 /*!
308 \qmlsignal PieSeries::onClicked(PieSlice slice)
308 \qmlsignal PieSeries::onClicked(PieSlice slice)
309 This signal is emitted when a \a slice has been clicked.
309 This signal is emitted when a \a slice has been clicked.
310 */
310 */
311
311
312 /*!
312 /*!
313 \fn void QPieSeries::hovered(QPieSlice* slice, bool state)
313 \fn void QPieSeries::hovered(QPieSlice* slice, bool state)
314 This signal is emitted when user has hovered over or away from the \a slice.
314 This signal is emitted when user has hovered over or away from the \a slice.
315 \a state is true when user has hovered over the slice and false when hover has moved away from the slice.
315 \a state is true when user has hovered over the slice and false when hover has moved away from the slice.
316 \sa QPieSlice::hovered()
316 \sa QPieSlice::hovered()
317 */
317 */
318 /*!
318 /*!
319 \qmlsignal PieSeries::onHovered(PieSlice slice, bool state)
319 \qmlsignal PieSeries::onHovered(PieSlice slice, bool state)
320 This signal is emitted when user has hovered over or away from the \a slice. \a state is true when user has hovered
320 This signal is emitted when user has hovered over or away from the \a slice. \a state is true when user has hovered
321 over the slice and false when hover has moved away from the slice.
321 over the slice and false when hover has moved away from the slice.
322 */
322 */
323
323
324 /*!
324 /*!
325 \qmlmethod PieSlice PieSeries::at(int index)
325 \qmlmethod PieSlice PieSeries::at(int index)
326 Returns slice at \a index. Returns null if the index is not valid.
326 Returns slice at \a index. Returns null if the index is not valid.
327 */
327 */
328
328
329 /*!
329 /*!
330 \qmlmethod PieSlice PieSeries::find(string label)
330 \qmlmethod PieSlice PieSeries::find(string label)
331 Returns the first slice with \a label. Returns null if the index is not valid.
331 Returns the first slice with \a label. Returns null if the index is not valid.
332 */
332 */
333
333
334 /*!
334 /*!
335 \qmlmethod PieSlice PieSeries::append(string label, real value)
335 \qmlmethod PieSlice PieSeries::append(string label, real value)
336 Adds a new slice with \a label and \a value to the pie.
336 Adds a new slice with \a label and \a value to the pie.
337 */
337 */
338
338
339 /*!
339 /*!
340 \qmlmethod bool PieSeries::remove(PieSlice slice)
340 \qmlmethod bool PieSeries::remove(PieSlice slice)
341 Removes the \a slice from the pie. Returns true if the removal was successful, false otherwise.
341 Removes the \a slice from the pie. Returns true if the removal was successful, false otherwise.
342 */
342 */
343
343
344 /*!
344 /*!
345 \qmlmethod PieSeries::clear()
345 \qmlmethod PieSeries::clear()
346 Removes all slices from the pie.
346 Removes all slices from the pie.
347 */
347 */
348
348
349 /*!
349 /*!
350 Constructs a series object which is a child of \a parent.
350 Constructs a series object which is a child of \a parent.
351 */
351 */
352 QPieSeries::QPieSeries(QObject *parent)
352 QPieSeries::QPieSeries(QObject *parent)
353 : QAbstractSeries(*new QPieSeriesPrivate(this), parent)
353 : QAbstractSeries(*new QPieSeriesPrivate(this), parent)
354 {
354 {
355 Q_D(QPieSeries);
355 Q_D(QPieSeries);
356 QObject::connect(this, SIGNAL(countChanged()), d, SIGNAL(countChanged()));
356 QObject::connect(this, SIGNAL(countChanged()), d, SIGNAL(countChanged()));
357 }
357 }
358
358
359 /*!
359 /*!
360 Destroys the series and its slices.
360 Destroys the series and its slices.
361 */
361 */
362 QPieSeries::~QPieSeries()
362 QPieSeries::~QPieSeries()
363 {
363 {
364 // NOTE: d_prt destroyed by QObject
364 // NOTE: d_prt destroyed by QObject
365 clear();
365 clear();
366 }
366 }
367
367
368 /*!
368 /*!
369 Returns QChartSeries::SeriesTypePie.
369 Returns QChartSeries::SeriesTypePie.
370 */
370 */
371 QAbstractSeries::SeriesType QPieSeries::type() const
371 QAbstractSeries::SeriesType QPieSeries::type() const
372 {
372 {
373 return QAbstractSeries::SeriesTypePie;
373 return QAbstractSeries::SeriesTypePie;
374 }
374 }
375
375
376 /*!
376 /*!
377 Appends a single \a slice to the series.
377 Appends a single \a slice to the series.
378 Slice ownership is passed to the series.
378 Slice ownership is passed to the series.
379
379
380 Returns true if append was succesfull.
380 Returns true if append was succesfull.
381 */
381 */
382 bool QPieSeries::append(QPieSlice *slice)
382 bool QPieSeries::append(QPieSlice *slice)
383 {
383 {
384 return append(QList<QPieSlice *>() << slice);
384 return append(QList<QPieSlice *>() << slice);
385 }
385 }
386
386
387 /*!
387 /*!
388 Appends an array of \a slices to the series.
388 Appends an array of \a slices to the series.
389 Slice ownership is passed to the series.
389 Slice ownership is passed to the series.
390
390
391 Returns true if append was successful.
391 Returns true if append was successful.
392 */
392 */
393 bool QPieSeries::append(QList<QPieSlice *> slices)
393 bool QPieSeries::append(QList<QPieSlice *> slices)
394 {
394 {
395 Q_D(QPieSeries);
395 Q_D(QPieSeries);
396
396
397 if (slices.count() == 0)
397 if (slices.count() == 0)
398 return false;
398 return false;
399
399
400 foreach (QPieSlice *s, slices) {
400 foreach (QPieSlice *s, slices) {
401 if (!s || d->m_slices.contains(s))
401 if (!s || d->m_slices.contains(s))
402 return false;
402 return false;
403 if (s->series()) // already added to some series
403 if (s->series()) // already added to some series
404 return false;
404 return false;
405 if (!isValidValue(s->value()))
405 if (!isValidValue(s->value()))
406 return false;
406 return false;
407 }
407 }
408
408
409 foreach (QPieSlice *s, slices) {
409 foreach (QPieSlice *s, slices) {
410 s->setParent(this);
410 s->setParent(this);
411 QPieSlicePrivate::fromSlice(s)->m_series = this;
411 QPieSlicePrivate::fromSlice(s)->m_series = this;
412 d->m_slices << s;
412 d->m_slices << s;
413 }
413 }
414
414
415 d->updateDerivativeData();
415 d->updateDerivativeData();
416
416
417 foreach(QPieSlice * s, slices) {
417 foreach(QPieSlice * s, slices) {
418 connect(s, SIGNAL(valueChanged()), d, SLOT(sliceValueChanged()));
418 connect(s, SIGNAL(valueChanged()), d, SLOT(sliceValueChanged()));
419 connect(s, SIGNAL(clicked()), d, SLOT(sliceClicked()));
419 connect(s, SIGNAL(clicked()), d, SLOT(sliceClicked()));
420 connect(s, SIGNAL(hovered(bool)), d, SLOT(sliceHovered(bool)));
420 connect(s, SIGNAL(hovered(bool)), d, SLOT(sliceHovered(bool)));
421 }
421 }
422
422
423 emit added(slices);
423 emit added(slices);
424 emit countChanged();
424 emit countChanged();
425
425
426 return true;
426 return true;
427 }
427 }
428
428
429 /*!
429 /*!
430 Appends a single \a slice to the series and returns a reference to the series.
430 Appends a single \a slice to the series and returns a reference to the series.
431 Slice ownership is passed to the series.
431 Slice ownership is passed to the series.
432 */
432 */
433 QPieSeries &QPieSeries::operator << (QPieSlice *slice)
433 QPieSeries &QPieSeries::operator << (QPieSlice *slice)
434 {
434 {
435 append(slice);
435 append(slice);
436 return *this;
436 return *this;
437 }
437 }
438
438
439
439
440 /*!
440 /*!
441 Appends a single slice to the series with give \a value and \a label.
441 Appends a single slice to the series with give \a value and \a label.
442 Slice ownership is passed to the series.
442 Slice ownership is passed to the series.
443 Returns NULL if value is NaN, Inf or -Inf and no slice is added to the series.
443 Returns NULL if value is NaN, Inf or -Inf and no slice is added to the series.
444 */
444 */
445 QPieSlice *QPieSeries::append(QString label, qreal value)
445 QPieSlice *QPieSeries::append(QString label, qreal value)
446 {
446 {
447 if (isValidValue(value)) {
447 if (isValidValue(value)) {
448 QPieSlice *slice = new QPieSlice(label, value);
448 QPieSlice *slice = new QPieSlice(label, value);
449 append(slice);
449 append(slice);
450 return slice;
450 return slice;
451 } else {
451 } else {
452 return 0;
452 return 0;
453 }
453 }
454 }
454 }
455
455
456 /*!
456 /*!
457 Inserts a single \a slice to the series before the slice at \a index position.
457 Inserts a single \a slice to the series before the slice at \a index position.
458 Slice ownership is passed to the series.
458 Slice ownership is passed to the series.
459
459
460 Returns true if insert was successful.
460 Returns true if insert was successful.
461 */
461 */
462 bool QPieSeries::insert(int index, QPieSlice *slice)
462 bool QPieSeries::insert(int index, QPieSlice *slice)
463 {
463 {
464 Q_D(QPieSeries);
464 Q_D(QPieSeries);
465
465
466 if (index < 0 || index > d->m_slices.count())
466 if (index < 0 || index > d->m_slices.count())
467 return false;
467 return false;
468
468
469 if (!slice || d->m_slices.contains(slice))
469 if (!slice || d->m_slices.contains(slice))
470 return false;
470 return false;
471
471
472 if (slice->series()) // already added to some series
472 if (slice->series()) // already added to some series
473 return false;
473 return false;
474
474
475 if (!isValidValue(slice->value()))
475 if (!isValidValue(slice->value()))
476 return false;
476 return false;
477
477
478 slice->setParent(this);
478 slice->setParent(this);
479 QPieSlicePrivate::fromSlice(slice)->m_series = this;
479 QPieSlicePrivate::fromSlice(slice)->m_series = this;
480 d->m_slices.insert(index, slice);
480 d->m_slices.insert(index, slice);
481
481
482 d->updateDerivativeData();
482 d->updateDerivativeData();
483
483
484 connect(slice, SIGNAL(valueChanged()), d, SLOT(sliceValueChanged()));
484 connect(slice, SIGNAL(valueChanged()), d, SLOT(sliceValueChanged()));
485 connect(slice, SIGNAL(clicked()), d, SLOT(sliceClicked()));
485 connect(slice, SIGNAL(clicked()), d, SLOT(sliceClicked()));
486 connect(slice, SIGNAL(hovered(bool)), d, SLOT(sliceHovered(bool)));
486 connect(slice, SIGNAL(hovered(bool)), d, SLOT(sliceHovered(bool)));
487
487
488 emit added(QList<QPieSlice *>() << slice);
488 emit added(QList<QPieSlice *>() << slice);
489 emit countChanged();
489 emit countChanged();
490
490
491 return true;
491 return true;
492 }
492 }
493
493
494 /*!
494 /*!
495 Removes a single \a slice from the series and deletes the slice.
495 Removes a single \a slice from the series and deletes the slice.
496
496
497 Do not reference the pointer after this call.
497 Do not reference the pointer after this call.
498
498
499 Returns true if remove was successful.
499 Returns true if remove was successful.
500 */
500 */
501 bool QPieSeries::remove(QPieSlice *slice)
501 bool QPieSeries::remove(QPieSlice *slice)
502 {
502 {
503 Q_D(QPieSeries);
503 Q_D(QPieSeries);
504
504
505 if (!d->m_slices.removeOne(slice))
505 if (!d->m_slices.removeOne(slice))
506 return false;
506 return false;
507
507
508 d->updateDerivativeData();
508 d->updateDerivativeData();
509
509
510 emit removed(QList<QPieSlice *>() << slice);
510 emit removed(QList<QPieSlice *>() << slice);
511 emit countChanged();
511 emit countChanged();
512
512
513 delete slice;
513 delete slice;
514 slice = 0;
514 slice = 0;
515
515
516 return true;
516 return true;
517 }
517 }
518
518
519 /*!
519 /*!
520 Takes a single \a slice from the series. Does not destroy the slice object.
520 Takes a single \a slice from the series. Does not destroy the slice object.
521
521
522 NOTE: The series remains as the slice's parent object. You must set the
522 \note The series remains as the slice's parent object. You must set the
523 parent object to take full ownership.
523 parent object to take full ownership.
524
524
525 Returns true if take was successful.
525 Returns true if take was successful.
526 */
526 */
527 bool QPieSeries::take(QPieSlice *slice)
527 bool QPieSeries::take(QPieSlice *slice)
528 {
528 {
529 Q_D(QPieSeries);
529 Q_D(QPieSeries);
530
530
531 if (!d->m_slices.removeOne(slice))
531 if (!d->m_slices.removeOne(slice))
532 return false;
532 return false;
533
533
534 QPieSlicePrivate::fromSlice(slice)->m_series = 0;
534 QPieSlicePrivate::fromSlice(slice)->m_series = 0;
535 slice->disconnect(d);
535 slice->disconnect(d);
536
536
537 d->updateDerivativeData();
537 d->updateDerivativeData();
538
538
539 emit removed(QList<QPieSlice *>() << slice);
539 emit removed(QList<QPieSlice *>() << slice);
540 emit countChanged();
540 emit countChanged();
541
541
542 return true;
542 return true;
543 }
543 }
544
544
545 /*!
545 /*!
546 Clears all slices from the series.
546 Clears all slices from the series.
547 */
547 */
548 void QPieSeries::clear()
548 void QPieSeries::clear()
549 {
549 {
550 Q_D(QPieSeries);
550 Q_D(QPieSeries);
551 if (d->m_slices.count() == 0)
551 if (d->m_slices.count() == 0)
552 return;
552 return;
553
553
554 QList<QPieSlice *> slices = d->m_slices;
554 QList<QPieSlice *> slices = d->m_slices;
555 foreach (QPieSlice *s, d->m_slices)
555 foreach (QPieSlice *s, d->m_slices)
556 d->m_slices.removeOne(s);
556 d->m_slices.removeOne(s);
557
557
558 d->updateDerivativeData();
558 d->updateDerivativeData();
559
559
560 emit removed(slices);
560 emit removed(slices);
561 emit countChanged();
561 emit countChanged();
562
562
563 foreach (QPieSlice *s, slices)
563 foreach (QPieSlice *s, slices)
564 delete s;
564 delete s;
565 }
565 }
566
566
567 /*!
567 /*!
568 Returns a list of slices that belong to this series.
568 Returns a list of slices that belong to this series.
569 */
569 */
570 QList<QPieSlice *> QPieSeries::slices() const
570 QList<QPieSlice *> QPieSeries::slices() const
571 {
571 {
572 Q_D(const QPieSeries);
572 Q_D(const QPieSeries);
573 return d->m_slices;
573 return d->m_slices;
574 }
574 }
575
575
576 /*!
576 /*!
577 returns the number of the slices in this series.
577 returns the number of the slices in this series.
578 */
578 */
579 int QPieSeries::count() const
579 int QPieSeries::count() const
580 {
580 {
581 Q_D(const QPieSeries);
581 Q_D(const QPieSeries);
582 return d->m_slices.count();
582 return d->m_slices.count();
583 }
583 }
584
584
585 /*!
585 /*!
586 Returns true is the series is empty.
586 Returns true is the series is empty.
587 */
587 */
588 bool QPieSeries::isEmpty() const
588 bool QPieSeries::isEmpty() const
589 {
589 {
590 Q_D(const QPieSeries);
590 Q_D(const QPieSeries);
591 return d->m_slices.isEmpty();
591 return d->m_slices.isEmpty();
592 }
592 }
593
593
594 /*!
594 /*!
595 Returns the sum of all slice values in this series.
595 Returns the sum of all slice values in this series.
596
596
597 \sa QPieSlice::value(), QPieSlice::setValue(), QPieSlice::percentage()
597 \sa QPieSlice::value(), QPieSlice::setValue(), QPieSlice::percentage()
598 */
598 */
599 qreal QPieSeries::sum() const
599 qreal QPieSeries::sum() const
600 {
600 {
601 Q_D(const QPieSeries);
601 Q_D(const QPieSeries);
602 return d->m_sum;
602 return d->m_sum;
603 }
603 }
604
604
605 void QPieSeries::setHoleSize(qreal holeSize)
605 void QPieSeries::setHoleSize(qreal holeSize)
606 {
606 {
607 Q_D(QPieSeries);
607 Q_D(QPieSeries);
608 holeSize = qBound((qreal)0.0, holeSize, (qreal)1.0);
608 holeSize = qBound((qreal)0.0, holeSize, (qreal)1.0);
609 d->setSizes(holeSize, qMax(d->m_pieRelativeSize, holeSize));
609 d->setSizes(holeSize, qMax(d->m_pieRelativeSize, holeSize));
610 }
610 }
611
611
612 qreal QPieSeries::holeSize() const
612 qreal QPieSeries::holeSize() const
613 {
613 {
614 Q_D(const QPieSeries);
614 Q_D(const QPieSeries);
615 return d->m_holeRelativeSize;
615 return d->m_holeRelativeSize;
616 }
616 }
617
617
618 void QPieSeries::setHorizontalPosition(qreal relativePosition)
618 void QPieSeries::setHorizontalPosition(qreal relativePosition)
619 {
619 {
620 Q_D(QPieSeries);
620 Q_D(QPieSeries);
621
621
622 if (relativePosition < 0.0)
622 if (relativePosition < 0.0)
623 relativePosition = 0.0;
623 relativePosition = 0.0;
624 if (relativePosition > 1.0)
624 if (relativePosition > 1.0)
625 relativePosition = 1.0;
625 relativePosition = 1.0;
626
626
627 if (!qFuzzyCompare(d->m_pieRelativeHorPos, relativePosition)) {
627 if (!qFuzzyCompare(d->m_pieRelativeHorPos, relativePosition)) {
628 d->m_pieRelativeHorPos = relativePosition;
628 d->m_pieRelativeHorPos = relativePosition;
629 emit d->horizontalPositionChanged();
629 emit d->horizontalPositionChanged();
630 }
630 }
631 }
631 }
632
632
633 qreal QPieSeries::horizontalPosition() const
633 qreal QPieSeries::horizontalPosition() const
634 {
634 {
635 Q_D(const QPieSeries);
635 Q_D(const QPieSeries);
636 return d->m_pieRelativeHorPos;
636 return d->m_pieRelativeHorPos;
637 }
637 }
638
638
639 void QPieSeries::setVerticalPosition(qreal relativePosition)
639 void QPieSeries::setVerticalPosition(qreal relativePosition)
640 {
640 {
641 Q_D(QPieSeries);
641 Q_D(QPieSeries);
642
642
643 if (relativePosition < 0.0)
643 if (relativePosition < 0.0)
644 relativePosition = 0.0;
644 relativePosition = 0.0;
645 if (relativePosition > 1.0)
645 if (relativePosition > 1.0)
646 relativePosition = 1.0;
646 relativePosition = 1.0;
647
647
648 if (!qFuzzyCompare(d->m_pieRelativeVerPos, relativePosition)) {
648 if (!qFuzzyCompare(d->m_pieRelativeVerPos, relativePosition)) {
649 d->m_pieRelativeVerPos = relativePosition;
649 d->m_pieRelativeVerPos = relativePosition;
650 emit d->verticalPositionChanged();
650 emit d->verticalPositionChanged();
651 }
651 }
652 }
652 }
653
653
654 qreal QPieSeries::verticalPosition() const
654 qreal QPieSeries::verticalPosition() const
655 {
655 {
656 Q_D(const QPieSeries);
656 Q_D(const QPieSeries);
657 return d->m_pieRelativeVerPos;
657 return d->m_pieRelativeVerPos;
658 }
658 }
659
659
660 void QPieSeries::setPieSize(qreal relativeSize)
660 void QPieSeries::setPieSize(qreal relativeSize)
661 {
661 {
662 Q_D(QPieSeries);
662 Q_D(QPieSeries);
663 relativeSize = qBound((qreal)0.0, relativeSize, (qreal)1.0);
663 relativeSize = qBound((qreal)0.0, relativeSize, (qreal)1.0);
664 d->setSizes(qMin(d->m_holeRelativeSize, relativeSize), relativeSize);
664 d->setSizes(qMin(d->m_holeRelativeSize, relativeSize), relativeSize);
665
665
666 }
666 }
667
667
668 qreal QPieSeries::pieSize() const
668 qreal QPieSeries::pieSize() const
669 {
669 {
670 Q_D(const QPieSeries);
670 Q_D(const QPieSeries);
671 return d->m_pieRelativeSize;
671 return d->m_pieRelativeSize;
672 }
672 }
673
673
674
674
675 void QPieSeries::setPieStartAngle(qreal angle)
675 void QPieSeries::setPieStartAngle(qreal angle)
676 {
676 {
677 Q_D(QPieSeries);
677 Q_D(QPieSeries);
678 if (qFuzzyCompare(d->m_pieStartAngle, angle))
678 if (qFuzzyCompare(d->m_pieStartAngle, angle))
679 return;
679 return;
680 d->m_pieStartAngle = angle;
680 d->m_pieStartAngle = angle;
681 d->updateDerivativeData();
681 d->updateDerivativeData();
682 emit d->pieStartAngleChanged();
682 emit d->pieStartAngleChanged();
683 }
683 }
684
684
685 qreal QPieSeries::pieStartAngle() const
685 qreal QPieSeries::pieStartAngle() const
686 {
686 {
687 Q_D(const QPieSeries);
687 Q_D(const QPieSeries);
688 return d->m_pieStartAngle;
688 return d->m_pieStartAngle;
689 }
689 }
690
690
691 /*!
691 /*!
692 Sets the end angle of the pie.
692 Sets the end angle of the pie.
693
693
694 Full pie is 360 degrees where 0 degrees is at 12 a'clock.
694 Full pie is 360 degrees where 0 degrees is at 12 a'clock.
695
695
696 \a angle must be greater than start angle.
696 \a angle must be greater than start angle.
697
697
698 \sa pieEndAngle(), pieStartAngle(), setPieStartAngle()
698 \sa pieEndAngle(), pieStartAngle(), setPieStartAngle()
699 */
699 */
700 void QPieSeries::setPieEndAngle(qreal angle)
700 void QPieSeries::setPieEndAngle(qreal angle)
701 {
701 {
702 Q_D(QPieSeries);
702 Q_D(QPieSeries);
703 if (qFuzzyCompare(d->m_pieEndAngle, angle))
703 if (qFuzzyCompare(d->m_pieEndAngle, angle))
704 return;
704 return;
705 d->m_pieEndAngle = angle;
705 d->m_pieEndAngle = angle;
706 d->updateDerivativeData();
706 d->updateDerivativeData();
707 emit d->pieEndAngleChanged();
707 emit d->pieEndAngleChanged();
708 }
708 }
709
709
710 /*!
710 /*!
711 Returns the end angle of the pie.
711 Returns the end angle of the pie.
712
712
713 Full pie is 360 degrees where 0 degrees is at 12 a'clock.
713 Full pie is 360 degrees where 0 degrees is at 12 a'clock.
714
714
715 \sa setPieEndAngle(), pieStartAngle(), setPieStartAngle()
715 \sa setPieEndAngle(), pieStartAngle(), setPieStartAngle()
716 */
716 */
717 qreal QPieSeries::pieEndAngle() const
717 qreal QPieSeries::pieEndAngle() const
718 {
718 {
719 Q_D(const QPieSeries);
719 Q_D(const QPieSeries);
720 return d->m_pieEndAngle;
720 return d->m_pieEndAngle;
721 }
721 }
722
722
723 /*!
723 /*!
724 Sets the all the slice labels \a visible or invisible.
724 Sets the all the slice labels \a visible or invisible.
725
725
726 Note that this affects only the current slices in the series.
726 Note that this affects only the current slices in the series.
727 If user adds a new slice the default label visibility is false.
727 If user adds a new slice the default label visibility is false.
728
728
729 \sa QPieSlice::isLabelVisible(), QPieSlice::setLabelVisible()
729 \sa QPieSlice::isLabelVisible(), QPieSlice::setLabelVisible()
730 */
730 */
731 void QPieSeries::setLabelsVisible(bool visible)
731 void QPieSeries::setLabelsVisible(bool visible)
732 {
732 {
733 Q_D(QPieSeries);
733 Q_D(QPieSeries);
734 foreach (QPieSlice *s, d->m_slices)
734 foreach (QPieSlice *s, d->m_slices)
735 s->setLabelVisible(visible);
735 s->setLabelVisible(visible);
736 }
736 }
737
737
738 /*!
738 /*!
739 Sets the all the slice labels \a position
739 Sets the all the slice labels \a position
740
740
741 Note that this affects only the current slices in the series.
741 Note that this affects only the current slices in the series.
742 If user adds a new slice the default label position is LabelOutside
742 If user adds a new slice the default label position is LabelOutside
743
743
744 \sa QPieSlice::labelPosition(), QPieSlice::setLabelPosition()
744 \sa QPieSlice::labelPosition(), QPieSlice::setLabelPosition()
745 */
745 */
746 void QPieSeries::setLabelsPosition(QPieSlice::LabelPosition position)
746 void QPieSeries::setLabelsPosition(QPieSlice::LabelPosition position)
747 {
747 {
748 Q_D(QPieSeries);
748 Q_D(QPieSeries);
749 foreach (QPieSlice *s, d->m_slices)
749 foreach (QPieSlice *s, d->m_slices)
750 s->setLabelPosition(position);
750 s->setLabelPosition(position);
751 }
751 }
752
752
753 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
753 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
754
754
755
755
756 QPieSeriesPrivate::QPieSeriesPrivate(QPieSeries *parent) :
756 QPieSeriesPrivate::QPieSeriesPrivate(QPieSeries *parent) :
757 QAbstractSeriesPrivate(parent),
757 QAbstractSeriesPrivate(parent),
758 m_pieRelativeHorPos(0.5),
758 m_pieRelativeHorPos(0.5),
759 m_pieRelativeVerPos(0.5),
759 m_pieRelativeVerPos(0.5),
760 m_pieRelativeSize(0.7),
760 m_pieRelativeSize(0.7),
761 m_pieStartAngle(0),
761 m_pieStartAngle(0),
762 m_pieEndAngle(360),
762 m_pieEndAngle(360),
763 m_sum(0),
763 m_sum(0),
764 m_holeRelativeSize(0.0)
764 m_holeRelativeSize(0.0)
765 {
765 {
766 }
766 }
767
767
768 QPieSeriesPrivate::~QPieSeriesPrivate()
768 QPieSeriesPrivate::~QPieSeriesPrivate()
769 {
769 {
770 }
770 }
771
771
772 void QPieSeriesPrivate::updateDerivativeData()
772 void QPieSeriesPrivate::updateDerivativeData()
773 {
773 {
774 // calculate sum of all slices
774 // calculate sum of all slices
775 qreal sum = 0;
775 qreal sum = 0;
776 foreach (QPieSlice *s, m_slices)
776 foreach (QPieSlice *s, m_slices)
777 sum += s->value();
777 sum += s->value();
778
778
779 if (!qFuzzyCompare(m_sum, sum)) {
779 if (!qFuzzyCompare(m_sum, sum)) {
780 m_sum = sum;
780 m_sum = sum;
781 emit q_func()->sumChanged();
781 emit q_func()->sumChanged();
782 }
782 }
783
783
784 // nothing to show..
784 // nothing to show..
785 if (qFuzzyCompare(m_sum, 0))
785 if (qFuzzyCompare(m_sum, 0))
786 return;
786 return;
787
787
788 // update slice attributes
788 // update slice attributes
789 qreal sliceAngle = m_pieStartAngle;
789 qreal sliceAngle = m_pieStartAngle;
790 qreal pieSpan = m_pieEndAngle - m_pieStartAngle;
790 qreal pieSpan = m_pieEndAngle - m_pieStartAngle;
791 QVector<QPieSlice *> changed;
791 QVector<QPieSlice *> changed;
792 foreach (QPieSlice *s, m_slices) {
792 foreach (QPieSlice *s, m_slices) {
793 QPieSlicePrivate *d = QPieSlicePrivate::fromSlice(s);
793 QPieSlicePrivate *d = QPieSlicePrivate::fromSlice(s);
794 d->setPercentage(s->value() / m_sum);
794 d->setPercentage(s->value() / m_sum);
795 d->setStartAngle(sliceAngle);
795 d->setStartAngle(sliceAngle);
796 d->setAngleSpan(pieSpan * s->percentage());
796 d->setAngleSpan(pieSpan * s->percentage());
797 sliceAngle += s->angleSpan();
797 sliceAngle += s->angleSpan();
798 }
798 }
799
799
800
800
801 emit calculatedDataChanged();
801 emit calculatedDataChanged();
802 }
802 }
803
803
804 void QPieSeriesPrivate::setSizes(qreal innerSize, qreal outerSize)
804 void QPieSeriesPrivate::setSizes(qreal innerSize, qreal outerSize)
805 {
805 {
806 bool changed = false;
806 bool changed = false;
807
807
808 if (!qFuzzyCompare(m_holeRelativeSize, innerSize)) {
808 if (!qFuzzyCompare(m_holeRelativeSize, innerSize)) {
809 m_holeRelativeSize = innerSize;
809 m_holeRelativeSize = innerSize;
810 changed = true;
810 changed = true;
811 }
811 }
812
812
813 if (!qFuzzyCompare(m_pieRelativeSize, outerSize)) {
813 if (!qFuzzyCompare(m_pieRelativeSize, outerSize)) {
814 m_pieRelativeSize = outerSize;
814 m_pieRelativeSize = outerSize;
815 changed = true;
815 changed = true;
816 }
816 }
817
817
818 if (changed)
818 if (changed)
819 emit pieSizeChanged();
819 emit pieSizeChanged();
820 }
820 }
821
821
822 QPieSeriesPrivate *QPieSeriesPrivate::fromSeries(QPieSeries *series)
822 QPieSeriesPrivate *QPieSeriesPrivate::fromSeries(QPieSeries *series)
823 {
823 {
824 return series->d_func();
824 return series->d_func();
825 }
825 }
826
826
827 void QPieSeriesPrivate::sliceValueChanged()
827 void QPieSeriesPrivate::sliceValueChanged()
828 {
828 {
829 Q_ASSERT(m_slices.contains(qobject_cast<QPieSlice *>(sender())));
829 Q_ASSERT(m_slices.contains(qobject_cast<QPieSlice *>(sender())));
830 updateDerivativeData();
830 updateDerivativeData();
831 }
831 }
832
832
833 void QPieSeriesPrivate::sliceClicked()
833 void QPieSeriesPrivate::sliceClicked()
834 {
834 {
835 QPieSlice *slice = qobject_cast<QPieSlice *>(sender());
835 QPieSlice *slice = qobject_cast<QPieSlice *>(sender());
836 Q_ASSERT(m_slices.contains(slice));
836 Q_ASSERT(m_slices.contains(slice));
837 Q_Q(QPieSeries);
837 Q_Q(QPieSeries);
838 emit q->clicked(slice);
838 emit q->clicked(slice);
839 }
839 }
840
840
841 void QPieSeriesPrivate::sliceHovered(bool state)
841 void QPieSeriesPrivate::sliceHovered(bool state)
842 {
842 {
843 QPieSlice *slice = qobject_cast<QPieSlice *>(sender());
843 QPieSlice *slice = qobject_cast<QPieSlice *>(sender());
844 Q_ASSERT(m_slices.contains(slice));
844 Q_ASSERT(m_slices.contains(slice));
845 Q_Q(QPieSeries);
845 Q_Q(QPieSeries);
846 emit q->hovered(slice, state);
846 emit q->hovered(slice, state);
847 }
847 }
848
848
849 void QPieSeriesPrivate::initializeDomain()
849 void QPieSeriesPrivate::initializeDomain()
850 {
850 {
851 // does not apply to pie
851 // does not apply to pie
852 }
852 }
853
853
854 void QPieSeriesPrivate::initializeGraphics(QGraphicsItem* parent)
854 void QPieSeriesPrivate::initializeGraphics(QGraphicsItem* parent)
855 {
855 {
856 Q_Q(QPieSeries);
856 Q_Q(QPieSeries);
857 PieChartItem *pie = new PieChartItem(q,parent);
857 PieChartItem *pie = new PieChartItem(q,parent);
858 m_item.reset(pie);
858 m_item.reset(pie);
859 QAbstractSeriesPrivate::initializeGraphics(parent);
859 QAbstractSeriesPrivate::initializeGraphics(parent);
860 }
860 }
861
861
862 void QPieSeriesPrivate::initializeAnimations(QtCommercialChart::QChart::AnimationOptions options)
862 void QPieSeriesPrivate::initializeAnimations(QtCommercialChart::QChart::AnimationOptions options)
863 {
863 {
864 PieChartItem *item = static_cast<PieChartItem *>(m_item.data());
864 PieChartItem *item = static_cast<PieChartItem *>(m_item.data());
865 Q_ASSERT(item);
865 Q_ASSERT(item);
866 if (options.testFlag(QChart::SeriesAnimations)) {
866 if (options.testFlag(QChart::SeriesAnimations)) {
867 item->setAnimation(new PieAnimation(item));
867 item->setAnimation(new PieAnimation(item));
868 }else{
868 }else{
869 item->setAnimation(0);
869 item->setAnimation(0);
870 }
870 }
871 QAbstractSeriesPrivate::initializeAnimations(options);
871 QAbstractSeriesPrivate::initializeAnimations(options);
872 }
872 }
873
873
874 QList<QLegendMarker*> QPieSeriesPrivate::createLegendMarkers(QLegend* legend)
874 QList<QLegendMarker*> QPieSeriesPrivate::createLegendMarkers(QLegend* legend)
875 {
875 {
876 Q_Q(QPieSeries);
876 Q_Q(QPieSeries);
877 QList<QLegendMarker*> markers;
877 QList<QLegendMarker*> markers;
878 foreach(QPieSlice* slice, q->slices()) {
878 foreach(QPieSlice* slice, q->slices()) {
879 QPieLegendMarker* marker = new QPieLegendMarker(q,slice,legend);
879 QPieLegendMarker* marker = new QPieLegendMarker(q,slice,legend);
880 markers << marker;
880 markers << marker;
881 }
881 }
882 return markers;
882 return markers;
883 }
883 }
884
884
885 void QPieSeriesPrivate::initializeAxes()
885 void QPieSeriesPrivate::initializeAxes()
886 {
886 {
887
887
888 }
888 }
889
889
890 QAbstractAxis::AxisType QPieSeriesPrivate::defaultAxisType(Qt::Orientation orientation) const
890 QAbstractAxis::AxisType QPieSeriesPrivate::defaultAxisType(Qt::Orientation orientation) const
891 {
891 {
892 Q_UNUSED(orientation);
892 Q_UNUSED(orientation);
893 return QAbstractAxis::AxisTypeNoAxis;
893 return QAbstractAxis::AxisTypeNoAxis;
894 }
894 }
895
895
896 QAbstractAxis* QPieSeriesPrivate::createDefaultAxis(Qt::Orientation orientation) const
896 QAbstractAxis* QPieSeriesPrivate::createDefaultAxis(Qt::Orientation orientation) const
897 {
897 {
898 Q_UNUSED(orientation);
898 Q_UNUSED(orientation);
899 return 0;
899 return 0;
900 }
900 }
901
901
902 void QPieSeriesPrivate::initializeTheme(int index, ChartTheme* theme, bool forced)
902 void QPieSeriesPrivate::initializeTheme(int index, ChartTheme* theme, bool forced)
903 {
903 {
904 //Q_Q(QPieSeries);
904 //Q_Q(QPieSeries);
905 //const QList<QColor>& colors = theme->seriesColors();
905 //const QList<QColor>& colors = theme->seriesColors();
906 const QList<QGradient>& gradients = theme->seriesGradients();
906 const QList<QGradient>& gradients = theme->seriesGradients();
907
907
908 for (int i(0); i < m_slices.count(); i++) {
908 for (int i(0); i < m_slices.count(); i++) {
909
909
910 QColor penColor = ChartThemeManager::colorAt(gradients.at(index % gradients.size()), 0.0);
910 QColor penColor = ChartThemeManager::colorAt(gradients.at(index % gradients.size()), 0.0);
911
911
912 // Get color for a slice from a gradient linearly, beginning from the start of the gradient
912 // Get color for a slice from a gradient linearly, beginning from the start of the gradient
913 qreal pos = (qreal)(i + 1) / (qreal) m_slices.count();
913 qreal pos = (qreal)(i + 1) / (qreal) m_slices.count();
914 QColor brushColor = ChartThemeManager::colorAt(gradients.at(index % gradients.size()), pos);
914 QColor brushColor = ChartThemeManager::colorAt(gradients.at(index % gradients.size()), pos);
915
915
916 QPieSlice *s = m_slices.at(i);
916 QPieSlice *s = m_slices.at(i);
917 QPieSlicePrivate *d = QPieSlicePrivate::fromSlice(s);
917 QPieSlicePrivate *d = QPieSlicePrivate::fromSlice(s);
918
918
919 if (forced || d->m_data.m_slicePen.isThemed())
919 if (forced || d->m_data.m_slicePen.isThemed())
920 d->setPen(penColor, true);
920 d->setPen(penColor, true);
921
921
922 if (forced || d->m_data.m_sliceBrush.isThemed())
922 if (forced || d->m_data.m_sliceBrush.isThemed())
923 d->setBrush(brushColor, true);
923 d->setBrush(brushColor, true);
924
924
925 if (forced || d->m_data.m_labelBrush.isThemed())
925 if (forced || d->m_data.m_labelBrush.isThemed())
926 d->setLabelBrush(theme->labelBrush().color(), true);
926 d->setLabelBrush(theme->labelBrush().color(), true);
927
927
928 if (forced || d->m_data.m_labelFont.isThemed())
928 if (forced || d->m_data.m_labelFont.isThemed())
929 d->setLabelFont(theme->labelFont(), true);
929 d->setLabelFont(theme->labelFont(), true);
930 }
930 }
931 }
931 }
932
932
933
933
934 #include "moc_qpieseries.cpp"
934 #include "moc_qpieseries.cpp"
935 #include "moc_qpieseries_p.cpp"
935 #include "moc_qpieseries_p.cpp"
936
936
937 QTCOMMERCIALCHART_END_NAMESPACE
937 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,260 +1,260
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qvpiemodelmapper.h"
21 #include "qvpiemodelmapper.h"
22
22
23 QTCOMMERCIALCHART_BEGIN_NAMESPACE
23 QTCOMMERCIALCHART_BEGIN_NAMESPACE
24
24
25 /*!
25 /*!
26 \class QVPieModelMapper
26 \class QVPieModelMapper
27 \mainclass
27 \mainclass
28
28
29 Model mappers allow you to use QAbstractItemModel derived models as a data source for a chart series.
29 Model mappers allow you to use QAbstractItemModel derived models as a data source for a chart series.
30 Vertical model mapper is used to create a connection between QPieSeries and QAbstractItemModel derived model object that keeps the consecutive pie slices data in columns.
30 Vertical model mapper is used to create a connection between QPieSeries and QAbstractItemModel derived model object that keeps the consecutive pie slices data in columns.
31 It is possible to use both QAbstractItemModel and QPieSeries model API. QVPieModelMapper makes sure that Pie and the model are kept in sync.
31 It is possible to use both QAbstractItemModel and QPieSeries model API. QVPieModelMapper makes sure that Pie and the model are kept in sync.
32 Note: used model has to support adding/removing rows/columns and modifying the data of the cells.
32 \note Used model has to support adding/removing rows/columns and modifying the data of the cells.
33 */
33 */
34 /*!
34 /*!
35 \qmlclass VPieModelMapper QVPieModelMapper
35 \qmlclass VPieModelMapper QVPieModelMapper
36
36
37 VPieModelMapper allows you to use your own QAbstractItemModel derived model with data in columns as a data source
37 VPieModelMapper allows you to use your own QAbstractItemModel derived model with data in columns as a data source
38 for a pie series. It is possible to use both QAbstractItemModel and PieSeries data API to manipulate data.
38 for a pie series. It is possible to use both QAbstractItemModel and PieSeries data API to manipulate data.
39 VPieModelMapper keeps the Pie and the model in sync.
39 VPieModelMapper keeps the Pie and the model in sync.
40
40
41 The following QML example would create a pie series with four slices (assuming the model has at least five rows).
41 The following QML example would create a pie series with four slices (assuming the model has at least five rows).
42 Each slice would contain a label from column 1 and a value from column 2.
42 Each slice would contain a label from column 1 and a value from column 2.
43 \code
43 \code
44 VPieModelMapper {
44 VPieModelMapper {
45 series: pieSeries
45 series: pieSeries
46 model: customModel
46 model: customModel
47 labelsColumn: 1
47 labelsColumn: 1
48 valuesColumn: 2
48 valuesColumn: 2
49 firstRow: 1
49 firstRow: 1
50 rowCount: 4
50 rowCount: 4
51 }
51 }
52 \endcode
52 \endcode
53 */
53 */
54
54
55 /*!
55 /*!
56 \property QVPieModelMapper::series
56 \property QVPieModelMapper::series
57 \brief Defines the QPieSeries object that is used by the mapper.
57 \brief Defines the QPieSeries object that is used by the mapper.
58 All the data in the series is discarded when it is set to the mapper.
58 All the data in the series is discarded when it is set to the mapper.
59 When new series is specified the old series is disconnected (it preserves its data)
59 When new series is specified the old series is disconnected (it preserves its data)
60 */
60 */
61 /*!
61 /*!
62 \qmlproperty PieSeries VPieModelMapper::series
62 \qmlproperty PieSeries VPieModelMapper::series
63 Defines the PieSeries object that is used by the mapper. If you define the mapper element as a child for a
63 Defines the PieSeries object that is used by the mapper. If you define the mapper element as a child for a
64 PieSeries, leave this property undefined. All the data in the series is discarded when it is set to the mapper.
64 PieSeries, leave this property undefined. All the data in the series is discarded when it is set to the mapper.
65 When new series is specified the old series is disconnected (it preserves its data).
65 When new series is specified the old series is disconnected (it preserves its data).
66 */
66 */
67
67
68 /*!
68 /*!
69 \property QVPieModelMapper::model
69 \property QVPieModelMapper::model
70 \brief Defines the model that is used by the mapper.
70 \brief Defines the model that is used by the mapper.
71 */
71 */
72 /*!
72 /*!
73 \qmlproperty SomeModel VPieModelMapper::model
73 \qmlproperty SomeModel VPieModelMapper::model
74 The QAbstractItemModel based model that is used by the mapper. You need to implement the model and expose it to
74 The QAbstractItemModel based model that is used by the mapper. You need to implement the model and expose it to
75 QML as shown in \l {QML Custom Model} demo application. Note: the model has to support adding/removing rows/columns
75 QML as shown in \l {QML Custom Model} demo application. Note: the model has to support adding/removing rows/columns
76 and modifying the data of the cells.
76 and modifying the data of the cells.
77 */
77 */
78
78
79 /*!
79 /*!
80 \property QVPieModelMapper::valuesColumn
80 \property QVPieModelMapper::valuesColumn
81 \brief Defines which column of the model is kept in sync with the values of the pie's slices
81 \brief Defines which column of the model is kept in sync with the values of the pie's slices
82 Default value is: -1 (invalid mapping)
82 Default value is: -1 (invalid mapping)
83 */
83 */
84 /*!
84 /*!
85 \qmlproperty int VPieModelMapper::valuesColumn
85 \qmlproperty int VPieModelMapper::valuesColumn
86 Defines which column of the model is kept in sync with the values of the pie's slices. Default value is -1 (invalid
86 Defines which column of the model is kept in sync with the values of the pie's slices. Default value is -1 (invalid
87 mapping).
87 mapping).
88 */
88 */
89
89
90 /*!
90 /*!
91 \property QVPieModelMapper::labelsColumn
91 \property QVPieModelMapper::labelsColumn
92 \brief Defines which column of the model is kept in sync with the labels of the pie's slices
92 \brief Defines which column of the model is kept in sync with the labels of the pie's slices
93 Default value is: -1 (invalid mapping)
93 Default value is: -1 (invalid mapping)
94 */
94 */
95 /*!
95 /*!
96 \qmlproperty int VPieModelMapper::labelsColumn
96 \qmlproperty int VPieModelMapper::labelsColumn
97 Defines which column of the model is kept in sync with the labels of the pie's slices. Default value is -1 (invalid
97 Defines which column of the model is kept in sync with the labels of the pie's slices. Default value is -1 (invalid
98 mapping).
98 mapping).
99 */
99 */
100
100
101 /*!
101 /*!
102 \property QVPieModelMapper::firstRow
102 \property QVPieModelMapper::firstRow
103 \brief Defines which row of the model contains the first slice value.
103 \brief Defines which row of the model contains the first slice value.
104 Minimal and default value is: 0
104 Minimal and default value is: 0
105 */
105 */
106 /*!
106 /*!
107 \qmlproperty int VPieModelMapper::firstRow
107 \qmlproperty int VPieModelMapper::firstRow
108 Defines which row of the model contains the first slice value.
108 Defines which row of the model contains the first slice value.
109 The default value is 0.
109 The default value is 0.
110 */
110 */
111
111
112 /*!
112 /*!
113 \property QVPieModelMapper::rowCount
113 \property QVPieModelMapper::rowCount
114 \brief Defines the number of rows of the model that are mapped as the data for QPieSeries
114 \brief Defines the number of rows of the model that are mapped as the data for QPieSeries
115 Minimal and default value is: -1 (count limited by the number of rows in the model)
115 Minimal and default value is: -1 (count limited by the number of rows in the model)
116 */
116 */
117 /*!
117 /*!
118 \qmlproperty int VPieModelMapper::columnCount
118 \qmlproperty int VPieModelMapper::columnCount
119 Defines the number of rows of the model that are mapped as the data for QPieSeries. The default value is
119 Defines the number of rows of the model that are mapped as the data for QPieSeries. The default value is
120 -1 (count limited by the number of rows in the model)
120 -1 (count limited by the number of rows in the model)
121 */
121 */
122
122
123 /*!
123 /*!
124 \fn void QVPieModelMapper::seriesReplaced()
124 \fn void QVPieModelMapper::seriesReplaced()
125
125
126 Emitted when the series to which mapper is connected to has changed.
126 Emitted when the series to which mapper is connected to has changed.
127 */
127 */
128
128
129 /*!
129 /*!
130 \fn void QVPieModelMapper::modelReplaced()
130 \fn void QVPieModelMapper::modelReplaced()
131
131
132 Emitted when the model to which mapper is connected to has changed.
132 Emitted when the model to which mapper is connected to has changed.
133 */
133 */
134
134
135 /*!
135 /*!
136 \fn void QVPieModelMapper::valuesColumnChanged()
136 \fn void QVPieModelMapper::valuesColumnChanged()
137
137
138 Emitted when the valuesColumn has changed.
138 Emitted when the valuesColumn has changed.
139 */
139 */
140
140
141 /*!
141 /*!
142 \fn void QVPieModelMapper::labelsColumnChanged()
142 \fn void QVPieModelMapper::labelsColumnChanged()
143
143
144 Emitted when the labelsColumn has changed.
144 Emitted when the labelsColumn has changed.
145 */
145 */
146
146
147 /*!
147 /*!
148 \fn void QVPieModelMapper::firstRowChanged()
148 \fn void QVPieModelMapper::firstRowChanged()
149 Emitted when the firstRow has changed.
149 Emitted when the firstRow has changed.
150 */
150 */
151
151
152 /*!
152 /*!
153 \fn void QVPieModelMapper::rowCountChanged()
153 \fn void QVPieModelMapper::rowCountChanged()
154 Emitted when the rowCount has changed.
154 Emitted when the rowCount has changed.
155 */
155 */
156
156
157 /*!
157 /*!
158 Constructs a mapper object which is a child of \a parent.
158 Constructs a mapper object which is a child of \a parent.
159 */
159 */
160 QVPieModelMapper::QVPieModelMapper(QObject *parent) :
160 QVPieModelMapper::QVPieModelMapper(QObject *parent) :
161 QPieModelMapper(parent)
161 QPieModelMapper(parent)
162 {
162 {
163 QPieModelMapper::setOrientation(Qt::Vertical);
163 QPieModelMapper::setOrientation(Qt::Vertical);
164 }
164 }
165
165
166 QAbstractItemModel *QVPieModelMapper::model() const
166 QAbstractItemModel *QVPieModelMapper::model() const
167 {
167 {
168 return QPieModelMapper::model();
168 return QPieModelMapper::model();
169 }
169 }
170
170
171 void QVPieModelMapper::setModel(QAbstractItemModel *model)
171 void QVPieModelMapper::setModel(QAbstractItemModel *model)
172 {
172 {
173 if (model != QPieModelMapper::model()) {
173 if (model != QPieModelMapper::model()) {
174 QPieModelMapper::setModel(model);
174 QPieModelMapper::setModel(model);
175 emit modelReplaced();
175 emit modelReplaced();
176 }
176 }
177 }
177 }
178
178
179 QPieSeries *QVPieModelMapper::series() const
179 QPieSeries *QVPieModelMapper::series() const
180 {
180 {
181 return QPieModelMapper::series();
181 return QPieModelMapper::series();
182 }
182 }
183
183
184 void QVPieModelMapper::setSeries(QPieSeries *series)
184 void QVPieModelMapper::setSeries(QPieSeries *series)
185 {
185 {
186 if (series != QPieModelMapper::series()) {
186 if (series != QPieModelMapper::series()) {
187 QPieModelMapper::setSeries(series);
187 QPieModelMapper::setSeries(series);
188 emit seriesReplaced();
188 emit seriesReplaced();
189 }
189 }
190 }
190 }
191
191
192 /*!
192 /*!
193 Returns which column of the model is kept in sync with the values of the pie's slices
193 Returns which column of the model is kept in sync with the values of the pie's slices
194 */
194 */
195 int QVPieModelMapper::valuesColumn() const
195 int QVPieModelMapper::valuesColumn() const
196 {
196 {
197 return QPieModelMapper::valuesSection();
197 return QPieModelMapper::valuesSection();
198 }
198 }
199
199
200 /*!
200 /*!
201 Sets the model column that is kept in sync with the pie slices values.
201 Sets the model column that is kept in sync with the pie slices values.
202 Parameter \a valuesColumn specifies the row of the model.
202 Parameter \a valuesColumn specifies the row of the model.
203 */
203 */
204 void QVPieModelMapper::setValuesColumn(int valuesColumn)
204 void QVPieModelMapper::setValuesColumn(int valuesColumn)
205 {
205 {
206 if (valuesColumn != valuesSection()) {
206 if (valuesColumn != valuesSection()) {
207 QPieModelMapper::setValuesSection(valuesColumn);
207 QPieModelMapper::setValuesSection(valuesColumn);
208 emit valuesColumnChanged();
208 emit valuesColumnChanged();
209 }
209 }
210 }
210 }
211
211
212 /*!
212 /*!
213 Returns which column of the model is kept in sync with the labels of the pie's slices
213 Returns which column of the model is kept in sync with the labels of the pie's slices
214 */
214 */
215 int QVPieModelMapper::labelsColumn() const
215 int QVPieModelMapper::labelsColumn() const
216 {
216 {
217 return QPieModelMapper::labelsSection();
217 return QPieModelMapper::labelsSection();
218 }
218 }
219
219
220 /*!
220 /*!
221 Sets the model column that is kept in sync with the pie's slices labels.
221 Sets the model column that is kept in sync with the pie's slices labels.
222 Parameter \a labelsColumn specifies the row of the model.
222 Parameter \a labelsColumn specifies the row of the model.
223 */
223 */
224 void QVPieModelMapper::setLabelsColumn(int labelsColumn)
224 void QVPieModelMapper::setLabelsColumn(int labelsColumn)
225 {
225 {
226 if (labelsColumn != labelsSection()) {
226 if (labelsColumn != labelsSection()) {
227 QPieModelMapper::setLabelsSection(labelsColumn);
227 QPieModelMapper::setLabelsSection(labelsColumn);
228 emit labelsColumnChanged();
228 emit labelsColumnChanged();
229 }
229 }
230 }
230 }
231
231
232 int QVPieModelMapper::firstRow() const
232 int QVPieModelMapper::firstRow() const
233 {
233 {
234 return first();
234 return first();
235 }
235 }
236
236
237 void QVPieModelMapper::setFirstRow(int firstRow)
237 void QVPieModelMapper::setFirstRow(int firstRow)
238 {
238 {
239 if (firstRow != first()) {
239 if (firstRow != first()) {
240 setFirst(firstRow);
240 setFirst(firstRow);
241 emit firstRowChanged();
241 emit firstRowChanged();
242 }
242 }
243 }
243 }
244
244
245 int QVPieModelMapper::rowCount() const
245 int QVPieModelMapper::rowCount() const
246 {
246 {
247 return count();
247 return count();
248 }
248 }
249
249
250 void QVPieModelMapper::setRowCount(int rowCount)
250 void QVPieModelMapper::setRowCount(int rowCount)
251 {
251 {
252 if (rowCount != count()) {
252 if (rowCount != count()) {
253 setCount(rowCount);
253 setCount(rowCount);
254 emit rowCountChanged();
254 emit rowCountChanged();
255 }
255 }
256 }
256 }
257
257
258 #include "moc_qvpiemodelmapper.cpp"
258 #include "moc_qvpiemodelmapper.cpp"
259
259
260 QTCOMMERCIALCHART_END_NAMESPACE
260 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,314 +1,308
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qabstractseries.h"
21 #include "qabstractseries.h"
22 #include "qabstractseries_p.h"
22 #include "qabstractseries_p.h"
23 #include "chartdataset_p.h"
23 #include "chartdataset_p.h"
24 #include "qchart.h"
24 #include "qchart.h"
25 #include "qchart_p.h"
25 #include "qchart_p.h"
26 #include "chartitem_p.h"
26 #include "chartitem_p.h"
27 #include "xydomain_p.h"
27 #include "xydomain_p.h"
28 #include "xlogydomain_p.h"
28 #include "xlogydomain_p.h"
29 #include "logxydomain_p.h"
29 #include "logxydomain_p.h"
30 #include "logxlogydomain_p.h"
30 #include "logxlogydomain_p.h"
31
31
32 QTCOMMERCIALCHART_BEGIN_NAMESPACE
32 QTCOMMERCIALCHART_BEGIN_NAMESPACE
33
33
34 /*!
34 /*!
35 \class QAbstractSeries
35 \class QAbstractSeries
36 \brief Base class for all QtCommercial Chart series.
36 \brief Base class for all QtCommercial Chart series.
37 \mainclass
37 \mainclass
38
38
39 Usually you use the series type specific inherited classes instead of the base class.
39 Usually you use the series type specific inherited classes instead of the base class.
40 \sa QXYSeries, QLineSeries, QSplineSeries, QScatterSeries, QAreaSeries, QAbstractBarSeries, QStackedBarSeries,
40 \sa QXYSeries, QLineSeries, QSplineSeries, QScatterSeries, QAreaSeries, QAbstractBarSeries, QStackedBarSeries,
41 QPercentBarSeries, QPieSeries
41 QPercentBarSeries, QPieSeries
42 */
42 */
43 /*!
43 /*!
44 \qmlclass AbstractSeries
44 \qmlclass AbstractSeries
45 AbstractSeries is the base class for all series.
45 AbstractSeries is the base class for all series.
46 The class cannot be instantiated by the user.
46 The class cannot be instantiated by the user.
47 */
47 */
48
48
49 /*!
49 /*!
50 \enum QAbstractSeries::SeriesType
50 \enum QAbstractSeries::SeriesType
51
51
52 The type of the series object.
52 The type of the series object.
53
53
54 \value SeriesTypeLine
54 \value SeriesTypeLine
55 \value SeriesTypeArea
55 \value SeriesTypeArea
56 \value SeriesTypeBar
56 \value SeriesTypeBar
57 \value SeriesTypeStackedBar
57 \value SeriesTypeStackedBar
58 \value SeriesTypePercentBar
58 \value SeriesTypePercentBar
59 \value SeriesTypePie
59 \value SeriesTypePie
60 \value SeriesTypeScatter
60 \value SeriesTypeScatter
61 \value SeriesTypeSpline
61 \value SeriesTypeSpline
62 \value SeriesTypeHorizontalBar
62 \value SeriesTypeHorizontalBar
63 \value SeriesTypeHorizontalStackedBar
63 \value SeriesTypeHorizontalStackedBar
64 \value SeriesTypeHorizontalPercentBar
64 \value SeriesTypeHorizontalPercentBar
65 */
65 */
66
66
67 /*!
67 /*!
68 \property QAbstractSeries::type
68 \property QAbstractSeries::type
69 The type of the series.
69 The type of the series.
70 */
70 */
71 /*!
71 /*!
72 \qmlproperty ChartView.SeriesType AbstractSeries::type
72 \qmlproperty ChartView.SeriesType AbstractSeries::type
73 The type of the series.
73 The type of the series.
74 */
74 */
75
75
76 /*!
76 /*!
77 \property QAbstractSeries::name
77 \property QAbstractSeries::name
78 \brief name of the series property. The name is shown in legend for QXYSeries.
78 \brief name of the series property. The name is shown in legend for QXYSeries.
79 */
79 */
80 /*!
80 /*!
81 \qmlproperty string AbstractSeries::name
81 \qmlproperty string AbstractSeries::name
82 Name of the series. The name is shown in legend for QXYSeries.
82 Name of the series. The name is shown in legend for QXYSeries.
83 */
83 */
84
84
85 /*!
85 /*!
86 \fn void QAbstractSeries::nameChanged()
86 \fn void QAbstractSeries::nameChanged()
87 This signal is emitted when the series name changes.
87 This signal is emitted when the series name changes.
88 */
88 */
89 /*!
89 /*!
90 \qmlsignal AbstractSeries::onNameChanged()
90 \qmlsignal AbstractSeries::onNameChanged()
91 This signal is emitted when the series name changes.
91 This signal is emitted when the series name changes.
92 */
92 */
93
93
94 /*!
94 /*!
95 \property QAbstractSeries::visible
95 \property QAbstractSeries::visible
96 \brief whether the series is visible or not; true by default.
96 \brief whether the series is visible or not; true by default.
97 */
97 */
98 /*!
98 /*!
99 \qmlproperty bool AbstractSeries::visible
99 \qmlproperty bool AbstractSeries::visible
100 Visibility of the series. True by default.
100 Visibility of the series. True by default.
101 */
101 */
102
102
103 /*!
103 /*!
104 \fn void QAbstractSeries::visibleChanged()
104 \fn void QAbstractSeries::visibleChanged()
105 Emitted when the series visibility changes.
105 Emitted when the series visibility changes.
106 */
106 */
107 /*!
107 /*!
108 \qmlsignal AbstractSeries::onVisibleChanged()
108 \qmlsignal AbstractSeries::onVisibleChanged()
109 Emitted when the series visibility changes.
109 Emitted when the series visibility changes.
110 */
110 */
111
111
112 /*!
112 /*!
113 \property QAbstractSeries::opacity
113 \property QAbstractSeries::opacity
114 \brief The opacity of the series.
114 \brief The opacity of the series.
115 By default the opacity is 1.0. The valid values range from 0.0 (transparent) to 1.0 (opaque).
115 By default the opacity is 1.0. The valid values range from 0.0 (transparent) to 1.0 (opaque).
116 */
116 */
117 /*!
117 /*!
118 \qmlproperty real AbstractSeries::opacity
118 \qmlproperty real AbstractSeries::opacity
119 The opacity of the series. By default the opacity is 1.0.
119 The opacity of the series. By default the opacity is 1.0.
120 The valid values range from 0.0 (transparent) to 1.0 (opaque).
120 The valid values range from 0.0 (transparent) to 1.0 (opaque).
121 */
121 */
122
122
123 /*!
123 /*!
124 \fn void QAbstractSeries::opacityChanged()
124 \fn void QAbstractSeries::opacityChanged()
125 Emitted when the opacity of the series changes.
125 Emitted when the opacity of the series changes.
126 */
126 */
127 /*!
127 /*!
128 \qmlsignal AbstractSeries::onOpacityChanged()
128 \qmlsignal AbstractSeries::onOpacityChanged()
129 Emitted when the opacity of the series changes.
129 Emitted when the opacity of the series changes.
130 */
130 */
131
131
132 /*!
132 /*!
133 \internal
133 \internal
134 \brief Constructs ChartSeries object with \a parent.
134 \brief Constructs QAbstractSeries object with \a parent.
135 */
135 */
136 QAbstractSeries::QAbstractSeries(QAbstractSeriesPrivate &d, QObject *parent) :
136 QAbstractSeries::QAbstractSeries(QAbstractSeriesPrivate &d, QObject *parent) :
137 QObject(parent),
137 QObject(parent),
138 d_ptr(&d)
138 d_ptr(&d)
139 {
139 {
140 }
140 }
141
141
142 /*!
142 /*!
143 \brief Virtual destructor for the chart series.
143 \brief Virtual destructor for the chart series.
144 */
144 */
145 QAbstractSeries::~QAbstractSeries()
145 QAbstractSeries::~QAbstractSeries()
146 {
146 {
147 if (d_ptr->m_chart)
147 if (d_ptr->m_chart)
148 qFatal("Still binded series detected !");
148 qFatal("Series still bound to a chart when destroyed!");
149 }
149 }
150
150
151 void QAbstractSeries::setName(const QString &name)
151 void QAbstractSeries::setName(const QString &name)
152 {
152 {
153 if (name != d_ptr->m_name) {
153 if (name != d_ptr->m_name) {
154 d_ptr->m_name = name;
154 d_ptr->m_name = name;
155 emit nameChanged();
155 emit nameChanged();
156 }
156 }
157 }
157 }
158
158
159 QString QAbstractSeries::name() const
159 QString QAbstractSeries::name() const
160 {
160 {
161 return d_ptr->m_name;
161 return d_ptr->m_name;
162 }
162 }
163
163
164 /*!
165 Sets the visibility of series to \a visible
166 */
167 void QAbstractSeries::setVisible(bool visible)
164 void QAbstractSeries::setVisible(bool visible)
168 {
165 {
169 if (visible != d_ptr->m_visible) {
166 if (visible != d_ptr->m_visible) {
170 d_ptr->m_visible = visible;
167 d_ptr->m_visible = visible;
171 emit visibleChanged();
168 emit visibleChanged();
172 }
169 }
173 }
170 }
174
171
175 /*!
176 Returns the visibility of series
177 */
178 bool QAbstractSeries::isVisible() const
172 bool QAbstractSeries::isVisible() const
179 {
173 {
180 return d_ptr->m_visible;
174 return d_ptr->m_visible;
181 }
175 }
182
176
183 qreal QAbstractSeries::opacity() const
177 qreal QAbstractSeries::opacity() const
184 {
178 {
185 return d_ptr->m_opacity;
179 return d_ptr->m_opacity;
186 }
180 }
187
181
188 void QAbstractSeries::setOpacity(qreal opacity)
182 void QAbstractSeries::setOpacity(qreal opacity)
189 {
183 {
190 if (opacity != d_ptr->m_opacity) {
184 if (opacity != d_ptr->m_opacity) {
191 d_ptr->m_opacity = opacity;
185 d_ptr->m_opacity = opacity;
192 emit opacityChanged();
186 emit opacityChanged();
193 }
187 }
194 }
188 }
195
189
196 /*!
190 /*!
197 \brief Returns the chart where series belongs to.
191 \brief Returns the chart where series belongs to.
198
192
199 Set automatically when the series is added to the chart
193 Set automatically when the series is added to the chart
200 and unset when the series is removed from the chart.
194 and unset when the series is removed from the chart.
201 */
195 */
202 QChart *QAbstractSeries::chart() const
196 QChart *QAbstractSeries::chart() const
203 {
197 {
204 return d_ptr->m_chart;
198 return d_ptr->m_chart;
205 }
199 }
206
200
207 /*!
201 /*!
208 \brief Sets the visibility of the series to true
202 \brief Sets the visibility of the series to true
209
203
210 \sa setVisible(), isVisible()
204 \sa setVisible(), isVisible()
211 */
205 */
212 void QAbstractSeries::show()
206 void QAbstractSeries::show()
213 {
207 {
214 setVisible(true);
208 setVisible(true);
215 }
209 }
216
210
217 /*!
211 /*!
218 \brief Sets the visibility of the series to false
212 \brief Sets the visibility of the series to false
219
213
220 \sa setVisible(), isVisible()
214 \sa setVisible(), isVisible()
221 */
215 */
222 void QAbstractSeries::hide()
216 void QAbstractSeries::hide()
223 {
217 {
224 setVisible(false);
218 setVisible(false);
225 }
219 }
226
220
227 /*!
221 /*!
228 Attach \a axis to the series.
222 Attach \a axis to the series.
229 \return true if the axis was attached successfully, false otherwise.
223 \return true if the axis was attached successfully, false otherwise.
230 \sa QChart::addAxis(), QChart::createDefaultAxes()
224 \sa QChart::addAxis(), QChart::createDefaultAxes()
231 */
225 */
232 bool QAbstractSeries::attachAxis(QAbstractAxis* axis)
226 bool QAbstractSeries::attachAxis(QAbstractAxis* axis)
233 {
227 {
234 if(d_ptr->m_chart) {
228 if(d_ptr->m_chart) {
235 return d_ptr->m_chart->d_ptr->m_dataset->attachAxis(this, axis);
229 return d_ptr->m_chart->d_ptr->m_dataset->attachAxis(this, axis);
236 } else {
230 } else {
237 qWarning()<<"Series not in the chart. Please addSeries to chart first.";
231 qWarning()<<"Series not in the chart. Please addSeries to chart first.";
238 return false;
232 return false;
239 }
233 }
240 }
234 }
241
235
242 /*!
236 /*!
243 Detach \a axis from the series.
237 Detach \a axis from the series.
244 \return true if the axis was detached successfully, false otherwise.
238 \return true if the axis was detached successfully, false otherwise.
245 \sa QChart::removeAxis()
239 \sa QChart::removeAxis()
246 */
240 */
247 bool QAbstractSeries::detachAxis(QAbstractAxis* axis)
241 bool QAbstractSeries::detachAxis(QAbstractAxis* axis)
248 {
242 {
249 if(d_ptr->m_chart) {
243 if(d_ptr->m_chart) {
250 return d_ptr->m_chart->d_ptr->m_dataset->detachAxis(this, axis);
244 return d_ptr->m_chart->d_ptr->m_dataset->detachAxis(this, axis);
251 }
245 }
252 else {
246 else {
253 qWarning()<<"Series not in the chart. Please addSeries to chart first.";
247 qWarning()<<"Series not in the chart. Please addSeries to chart first.";
254 return false;
248 return false;
255 }
249 }
256 }
250 }
257
251
258 /*!
252 /*!
259 Returns the list of axes attached to the series. Usually there is an x-axis and a y-axis attached to a series, except
253 Returns the list of axes attached to the series. Usually there is an x-axis and a y-axis attached to a series, except
260 in case of a QPieSeries, which does not have any axes attached.
254 in case of a QPieSeries, which does not have any axes attached.
261 \sa attachAxis(), detachAxis()
255 \sa attachAxis(), detachAxis()
262 */
256 */
263 QList<QAbstractAxis*> QAbstractSeries::attachedAxes()
257 QList<QAbstractAxis*> QAbstractSeries::attachedAxes()
264 {
258 {
265 return d_ptr->m_axes;
259 return d_ptr->m_axes;
266 }
260 }
267
261
268 ///////////////////////////////////////////////////////////////////////////////////////////////////
262 ///////////////////////////////////////////////////////////////////////////////////////////////////
269
263
270 QAbstractSeriesPrivate::QAbstractSeriesPrivate(QAbstractSeries *q)
264 QAbstractSeriesPrivate::QAbstractSeriesPrivate(QAbstractSeries *q)
271 : q_ptr(q),
265 : q_ptr(q),
272 m_chart(0),
266 m_chart(0),
273 m_item(0),
267 m_item(0),
274 m_domain(new XYDomain()),
268 m_domain(new XYDomain()),
275 m_visible(true),
269 m_visible(true),
276 m_opacity(1.0)
270 m_opacity(1.0)
277 {
271 {
278 }
272 }
279
273
280 QAbstractSeriesPrivate::~QAbstractSeriesPrivate()
274 QAbstractSeriesPrivate::~QAbstractSeriesPrivate()
281 {
275 {
282 }
276 }
283
277
284 void QAbstractSeriesPrivate::setDomain(AbstractDomain* domain)
278 void QAbstractSeriesPrivate::setDomain(AbstractDomain* domain)
285 {
279 {
286 Q_ASSERT(domain);
280 Q_ASSERT(domain);
287 if(m_domain.data()!=domain) {
281 if(m_domain.data()!=domain) {
288 if(!m_item.isNull()) QObject::disconnect(m_domain.data(), SIGNAL(updated()), m_item.data(), SLOT(handleDomainUpdated()));
282 if(!m_item.isNull()) QObject::disconnect(m_domain.data(), SIGNAL(updated()), m_item.data(), SLOT(handleDomainUpdated()));
289 m_domain.reset(domain);
283 m_domain.reset(domain);
290 if(!m_item.isNull()) {
284 if(!m_item.isNull()) {
291 QObject::connect(m_domain.data(), SIGNAL(updated()),m_item.data(), SLOT(handleDomainUpdated()));
285 QObject::connect(m_domain.data(), SIGNAL(updated()),m_item.data(), SLOT(handleDomainUpdated()));
292 m_item->handleDomainUpdated();
286 m_item->handleDomainUpdated();
293 }
287 }
294 }
288 }
295 }
289 }
296
290
297 void QAbstractSeriesPrivate::initializeGraphics(QGraphicsItem* parent)
291 void QAbstractSeriesPrivate::initializeGraphics(QGraphicsItem* parent)
298 {
292 {
299 Q_ASSERT(!m_item.isNull());
293 Q_ASSERT(!m_item.isNull());
300 Q_UNUSED(parent);
294 Q_UNUSED(parent);
301 QObject::connect(m_domain.data(), SIGNAL(updated()),m_item.data(), SLOT(handleDomainUpdated()));
295 QObject::connect(m_domain.data(), SIGNAL(updated()),m_item.data(), SLOT(handleDomainUpdated()));
302 }
296 }
303
297
304 void QAbstractSeriesPrivate::initializeAnimations(QChart::AnimationOptions options)
298 void QAbstractSeriesPrivate::initializeAnimations(QChart::AnimationOptions options)
305 {
299 {
306 Q_UNUSED(options);
300 Q_UNUSED(options);
307 }
301 }
308
302
309 #include "moc_qabstractseries.cpp"
303 #include "moc_qabstractseries.cpp"
310 #include "moc_qabstractseries_p.cpp"
304 #include "moc_qabstractseries_p.cpp"
311
305
312 QTCOMMERCIALCHART_END_NAMESPACE
306 QTCOMMERCIALCHART_END_NAMESPACE
313
307
314
308
@@ -1,710 +1,696
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qchart.h"
21 #include "qchart.h"
22 #include "qchart_p.h"
22 #include "qchart_p.h"
23 #include "legendscroller_p.h"
23 #include "legendscroller_p.h"
24 #include "qlegend_p.h"
24 #include "qlegend_p.h"
25 #include "chartbackground_p.h"
25 #include "chartbackground_p.h"
26 #include "qabstractaxis.h"
26 #include "qabstractaxis.h"
27 #include "abstractchartlayout_p.h"
27 #include "abstractchartlayout_p.h"
28 #include "charttheme_p.h"
28 #include "charttheme_p.h"
29 #include "chartpresenter_p.h"
29 #include "chartpresenter_p.h"
30 #include "chartdataset_p.h"
30 #include "chartdataset_p.h"
31 #include <QGraphicsScene>
31 #include <QGraphicsScene>
32 #include <QGraphicsSceneResizeEvent>
32 #include <QGraphicsSceneResizeEvent>
33
33
34 QTCOMMERCIALCHART_BEGIN_NAMESPACE
34 QTCOMMERCIALCHART_BEGIN_NAMESPACE
35
35
36 /*!
36 /*!
37 \enum QChart::ChartTheme
37 \enum QChart::ChartTheme
38
38
39 This enum describes the theme used by the chart.
39 This enum describes the theme used by the chart.
40
40
41 \value ChartThemeLight The default theme
41 \value ChartThemeLight The default theme
42 \value ChartThemeBlueCerulean
42 \value ChartThemeBlueCerulean
43 \value ChartThemeDark
43 \value ChartThemeDark
44 \value ChartThemeBrownSand
44 \value ChartThemeBrownSand
45 \value ChartThemeBlueNcs
45 \value ChartThemeBlueNcs
46 \value ChartThemeHighContrast
46 \value ChartThemeHighContrast
47 \value ChartThemeBlueIcy
47 \value ChartThemeBlueIcy
48 */
48 */
49
49
50 /*!
50 /*!
51 \enum QChart::AnimationOption
51 \enum QChart::AnimationOption
52
52
53 For enabling/disabling animations. Defaults to NoAnimation.
53 For enabling/disabling animations. Defaults to NoAnimation.
54
54
55 \value NoAnimation
55 \value NoAnimation
56 \value GridAxisAnimations
56 \value GridAxisAnimations
57 \value SeriesAnimations
57 \value SeriesAnimations
58 \value AllAnimations
58 \value AllAnimations
59 */
59 */
60
60
61 /*!
61 /*!
62 \enum QChart::ChartType
62 \enum QChart::ChartType
63
63
64 This enum describes the chart type.
64 This enum describes the chart type.
65
65
66 \value ChartTypeUndefined
66 \value ChartTypeUndefined
67 \value ChartTypeCartesian
67 \value ChartTypeCartesian
68 \value ChartTypePolar
68 \value ChartTypePolar
69 */
69 */
70
70
71 /*!
71 /*!
72 \class QChart
72 \class QChart
73 \brief QtCommercial chart API.
73 \brief QtCommercial chart API.
74
74
75 QChart is a QGraphicsWidget that you can show in a QGraphicsScene. It manages the graphical
75 QChart is a QGraphicsWidget that you can show in a QGraphicsScene. It manages the graphical
76 representation of different types of series and other chart related objects like
76 representation of different types of series and other chart related objects like legend and
77 QAxis and QLegend. If you simply want to show a chart in a layout, you can use the
77 axes. If you simply want to show a chart in a layout, you can use the
78 convenience class QChartView instead of QChart.
78 convenience class QChartView instead of QChart.
79 \sa QChartView
79 \sa QChartView, QPolarChart
80 */
80 */
81
81
82 /*!
82 /*!
83 \property QChart::animationOptions
83 \property QChart::animationOptions
84 The animation \a options for the chart. Animations are enabled/disabled based on this setting.
84 The animation \a options for the chart. Animations are enabled/disabled based on this setting.
85 */
85 */
86
86
87 /*!
87 /*!
88 \property QChart::backgroundVisible
88 \property QChart::backgroundVisible
89 Whether the chart background is visible or not.
89 Specifies whether the chart background is visible or not.
90 \sa setBackgroundBrush(), setBackgroundPen()
90 \sa setBackgroundBrush(), setBackgroundPen()
91 */
91 */
92
92
93 /*!
93 /*!
94 \property QChart::dropShadowEnabled
94 \property QChart::dropShadowEnabled
95 If set to true, the background drop shadow effect is enabled. If set to false, it is disabled. Note that the drop
95 If set to true, the background drop shadow effect is enabled. If set to false, it is disabled. Note that the drop
96 shadow effect depends on theme, which means the setting may be changed if you switch to another theme.
96 shadow effect depends on theme, which means the setting may be changed if you switch to another theme.
97 */
97 */
98
98
99 /*!
99 /*!
100 \property QChart::minimumMargins
100 \property QChart::minimumMargins
101 Minimum margins between the plot area (axes) and the edge of the chart widget.
101 Minimum margins between the plot area (axes) and the edge of the chart widget.
102 This property is deprecated; use margins property instead.
103
104 \sa margins
102 */
105 */
103
106
104 /*!
107 /*!
105 \property QChart::margins
108 \property QChart::margins
106 Minimum between the plot area (axes) and the edge of the chart widget.
109 Margins between the plot area (axes) and the edge of the chart widget.
107 */
110 */
108
111
109 /*!
112 /*!
110 \property QChart::theme
113 \property QChart::theme
111 Theme is a built-in collection of UI style related settings applied for all visual elements of a chart, like colors,
114 Theme is a built-in collection of UI style related settings applied for all visual elements of a chart, like colors,
112 pens, brushes and fonts of series, axes, title and legend. \l {Chart themes demo} shows an example with a few
115 pens, brushes, and fonts of series, axes, title, and legend. \l {Chart themes demo} shows an example with a few
113 different themes.
116 different themes.
114 Note: changing the theme will overwrite all customizations previously applied to the series.
117 \note Changing the theme will overwrite all customizations previously applied to the series.
115 */
118 */
116
119
117 /*!
120 /*!
118 \property QChart::title
121 \property QChart::title
119 Title is the name (label) of a chart. It is shown as a headline on top of the chart.
122 Title is the name (label) of a chart. It is shown as a headline on top of the chart.
120 */
123 */
121
124
122 /*!
125 /*!
123 \property QChart::chartType
126 \property QChart::chartType
124 Chart type indicates if the chart is a cartesian chart or a polar chart.
127 Chart type indicates if the chart is a cartesian chart or a polar chart.
125 This property is set internally and is read only.
128 This property is set internally and it is read only.
126 \sa QPolarChart
129 \sa QPolarChart
127 */
130 */
128
131
129 /*!
132 /*!
130 \internal
133 \internal
131 Constructs a chart object of \a type which is a child of a \a parent.
134 Constructs a chart object of \a type which is a child of a \a parent.
132 Parameter \a wFlags is passed to the QGraphicsWidget constructor.
135 Parameter \a wFlags is passed to the QGraphicsWidget constructor.
133 This constructor is called only by subclasses.
136 This constructor is called only by subclasses.
134 */
137 */
135 QChart::QChart(QChart::ChartType type, QGraphicsItem *parent, Qt::WindowFlags wFlags)
138 QChart::QChart(QChart::ChartType type, QGraphicsItem *parent, Qt::WindowFlags wFlags)
136 : QGraphicsWidget(parent, wFlags),
139 : QGraphicsWidget(parent, wFlags),
137 d_ptr(new QChartPrivate(this, type))
140 d_ptr(new QChartPrivate(this, type))
138 {
141 {
139 d_ptr->init();
142 d_ptr->init();
140 }
143 }
141
144
142 /*!
145 /*!
143 Constructs a chart object which is a child of a \a parent.
146 Constructs a chart object which is a child of a \a parent.
144 Parameter \a wFlags is passed to the QGraphicsWidget constructor.
147 Parameter \a wFlags is passed to the QGraphicsWidget constructor.
145 */
148 */
146 QChart::QChart(QGraphicsItem *parent, Qt::WindowFlags wFlags)
149 QChart::QChart(QGraphicsItem *parent, Qt::WindowFlags wFlags)
147 : QGraphicsWidget(parent, wFlags),
150 : QGraphicsWidget(parent, wFlags),
148 d_ptr(new QChartPrivate(this, ChartTypeCartesian))
151 d_ptr(new QChartPrivate(this, ChartTypeCartesian))
149 {
152 {
150 d_ptr->init();
153 d_ptr->init();
151 }
154 }
152
155
153 /*!
156 /*!
154 Destroys the object and it's children, like series and axis objects added to it.
157 Destroys the chart object and its children, like series and axis objects added to it.
155 */
158 */
156 QChart::~QChart()
159 QChart::~QChart()
157 {
160 {
158 //start by deleting dataset, it will remove all series and axes
161 //start by deleting dataset, it will remove all series and axes
159 delete d_ptr->m_dataset;
162 delete d_ptr->m_dataset;
160 d_ptr->m_dataset = 0;
163 d_ptr->m_dataset = 0;
161 }
164 }
162
165
163 /*!
166 /*!
164 Adds the \a series onto the chart and takes the ownership of the object.
167 Adds the \a series onto the chart and takes the ownership of it.
165 If auto scaling is enabled, re-scales the axes the series is bound to (both the x axis and
168
166 the y axis).
169 \note A newly added series is attached to no axes by default, including any axes that were created for the chart
170 using createDefaultAxes() before the series was added to the chart. If no axes are attached to
171 the newly added series before the chart is shown, the series will get drawn as if it had axes with ranges
172 that exactly fit the series to the plot area of the chart. This can be confusing if the same chart also displays other
173 series that have properly attached axes, so always make sure you either call createDefaultAxes() after
174 a series has been added or explicitly attach axes for the series.
167
175
168 \sa removeSeries(), removeAllSeries()
176 \sa removeSeries(), removeAllSeries(), createDefaultAxes(), QAbstractSeries::attachAxis()
169 */
177 */
170 void QChart::addSeries(QAbstractSeries *series)
178 void QChart::addSeries(QAbstractSeries *series)
171 {
179 {
172 Q_ASSERT(series);
180 Q_ASSERT(series);
173 d_ptr->m_dataset->addSeries(series);
181 d_ptr->m_dataset->addSeries(series);
174 }
182 }
175
183
176 /*!
184 /*!
177 Removes the \a series specified in a perameter from the QChartView.
185 Removes the \a series from the chart.
178 It releses its ownership of the specified QChartSeries object.
186 The chart releases its ownership of the specified \a series object.
179 It does not delete the pointed QChartSeries data object
187
180 \sa addSeries(), removeAllSeries()
188 \sa addSeries(), removeAllSeries()
181 */
189 */
182 void QChart::removeSeries(QAbstractSeries *series)
190 void QChart::removeSeries(QAbstractSeries *series)
183 {
191 {
184 Q_ASSERT(series);
192 Q_ASSERT(series);
185 d_ptr->m_dataset->removeSeries(series);
193 d_ptr->m_dataset->removeSeries(series);
186 }
194 }
187
195
188 /*!
196 /*!
189 Removes all the QChartSeries that have been added to the QChartView
197 Removes and deletes all series objects that have been added to the chart.
190 It also deletes the pointed QChartSeries data objects
198
191 \sa addSeries(), removeSeries()
199 \sa addSeries(), removeSeries()
192 */
200 */
193 void QChart::removeAllSeries()
201 void QChart::removeAllSeries()
194 {
202 {
195 foreach (QAbstractSeries *s , d_ptr->m_dataset->series()){
203 foreach (QAbstractSeries *s , d_ptr->m_dataset->series()){
196 removeSeries(s);
204 removeSeries(s);
197 delete s;
205 delete s;
198 }
206 }
199 }
207 }
200
208
201 /*!
209 /*!
202 Sets the \a brush that is used for painting the background of the chart area.
210 Sets the \a brush that is used for painting the background of the chart area.
203 */
211 */
204 void QChart::setBackgroundBrush(const QBrush &brush)
212 void QChart::setBackgroundBrush(const QBrush &brush)
205 {
213 {
206 d_ptr->m_presenter->setBackgroundBrush(brush);
214 d_ptr->m_presenter->setBackgroundBrush(brush);
207 }
215 }
208
216
209 /*!
217 /*!
210 Gets the brush that is used for painting the background of the chart area.
218 Gets the brush that is used for painting the background of the chart area.
211 */
219 */
212 QBrush QChart::backgroundBrush() const
220 QBrush QChart::backgroundBrush() const
213 {
221 {
214 return d_ptr->m_presenter->backgroundBrush();
222 return d_ptr->m_presenter->backgroundBrush();
215 }
223 }
216
224
217 /*!
225 /*!
218 Sets the \a pen that is used for painting the background of the chart area.
226 Sets the \a pen that is used for painting the background of the chart area.
219 */
227 */
220 void QChart::setBackgroundPen(const QPen &pen)
228 void QChart::setBackgroundPen(const QPen &pen)
221 {
229 {
222 d_ptr->m_presenter->setBackgroundPen(pen);
230 d_ptr->m_presenter->setBackgroundPen(pen);
223 }
231 }
224
232
225 /*!
233 /*!
226 Gets the pen that is used for painting the background of the chart area.
234 Gets the pen that is used for painting the background of the chart area.
227 */
235 */
228 QPen QChart::backgroundPen() const
236 QPen QChart::backgroundPen() const
229 {
237 {
230 return d_ptr->m_presenter->backgroundPen();
238 return d_ptr->m_presenter->backgroundPen();
231 }
239 }
232
240
233 /*!
234 Sets the chart \a title. The description text that is drawn above the chart.
235 */
236 void QChart::setTitle(const QString &title)
241 void QChart::setTitle(const QString &title)
237 {
242 {
238 d_ptr->m_presenter->setTitle(title);
243 d_ptr->m_presenter->setTitle(title);
239 }
244 }
240
245
241 /*!
242 Returns the chart title. The description text that is drawn above the chart.
243 */
244 QString QChart::title() const
246 QString QChart::title() const
245 {
247 {
246 return d_ptr->m_presenter->title();
248 return d_ptr->m_presenter->title();
247 }
249 }
248
250
249 /*!
251 /*!
250 Sets the \a font that is used for drawing the chart description text that is rendered above the chart.
252 Sets the \a font that is used for drawing the chart title.
251 */
253 */
252 void QChart::setTitleFont(const QFont &font)
254 void QChart::setTitleFont(const QFont &font)
253 {
255 {
254 d_ptr->m_presenter->setTitleFont(font);
256 d_ptr->m_presenter->setTitleFont(font);
255 }
257 }
256
258
257 /*!
259 /*!
258 Gets the font that is used for drawing the chart description text that is rendered above the chart.
260 Gets the font that is used for drawing the chart title.
259 */
261 */
260 QFont QChart::titleFont() const
262 QFont QChart::titleFont() const
261 {
263 {
262 return d_ptr->m_presenter->titleFont();
264 return d_ptr->m_presenter->titleFont();
263 }
265 }
264
266
265 /*!
267 /*!
266 Sets the \a brush used for rendering the title text.
268 Sets the \a brush used for drawing the title text.
267 */
269 */
268 void QChart::setTitleBrush(const QBrush &brush)
270 void QChart::setTitleBrush(const QBrush &brush)
269 {
271 {
270 d_ptr->m_presenter->setTitleBrush(brush);
272 d_ptr->m_presenter->setTitleBrush(brush);
271 }
273 }
272
274
273 /*!
275 /*!
274 Returns the brush used for rendering the title text.
276 Returns the brush used for drawing the title text.
275 */
277 */
276 QBrush QChart::titleBrush() const
278 QBrush QChart::titleBrush() const
277 {
279 {
278 return d_ptr->m_presenter->titleBrush();
280 return d_ptr->m_presenter->titleBrush();
279 }
281 }
280
282
281 void QChart::setTheme(QChart::ChartTheme theme)
283 void QChart::setTheme(QChart::ChartTheme theme)
282 {
284 {
283 d_ptr->m_themeManager->setTheme(theme);
285 d_ptr->m_themeManager->setTheme(theme);
284 }
286 }
285
287
286 QChart::ChartTheme QChart::theme() const
288 QChart::ChartTheme QChart::theme() const
287 {
289 {
288 return d_ptr->m_themeManager->theme()->id();
290 return d_ptr->m_themeManager->theme()->id();
289 }
291 }
290
292
291 /*!
293 /*!
292 Zooms in the view by a factor of 2
294 Zooms in the view by a factor of two.
293 */
295 */
294 void QChart::zoomIn()
296 void QChart::zoomIn()
295 {
297 {
296 d_ptr->zoomIn(2.0);
298 d_ptr->zoomIn(2.0);
297 }
299 }
298
300
299 /*!
301 /*!
300 Zooms in the view to a maximum level at which \a rect is still fully visible.
302 Zooms in the view to a maximum level at which \a rect is still fully visible.
301 \note This is not supported for polar charts.
303 \note This is not supported for polar charts.
302 */
304 */
303 void QChart::zoomIn(const QRectF &rect)
305 void QChart::zoomIn(const QRectF &rect)
304 {
306 {
305 if (d_ptr->m_type == QChart::ChartTypePolar)
307 if (d_ptr->m_type == QChart::ChartTypePolar)
306 return;
308 return;
307 d_ptr->zoomIn(rect);
309 d_ptr->zoomIn(rect);
308 }
310 }
309
311
310 /*!
312 /*!
311 Restores the view zoom level to the previous one.
313 Zooms out the view by a factor of two.
312 */
314 */
313 void QChart::zoomOut()
315 void QChart::zoomOut()
314 {
316 {
315 d_ptr->zoomOut(2.0);
317 d_ptr->zoomOut(2.0);
316 }
318 }
317
319
318 /*!
320 /*!
319 Zooms in the view by a \a factor.
321 Zooms in the view by a custom \a factor.
320
322
321 A factor over 1.0 zooms the view in and factor between 0.0 and 1.0 zooms out.
323 A factor over 1.0 zooms the view in and factor between 0.0 and 1.0 zooms out.
322 */
324 */
323 void QChart::zoom(qreal factor)
325 void QChart::zoom(qreal factor)
324 {
326 {
325 if (qFuzzyCompare(factor, 0))
327 if (qFuzzyCompare(factor, 0))
326 return;
328 return;
327
329
328 if (qFuzzyCompare(factor, (qreal)1.0))
330 if (qFuzzyCompare(factor, (qreal)1.0))
329 return;
331 return;
330
332
331 if (factor < 0)
333 if (factor < 0)
332 return;
334 return;
333
335
334 if (factor > 1.0)
336 if (factor > 1.0)
335 d_ptr->zoomIn(factor);
337 d_ptr->zoomIn(factor);
336 else
338 else
337 d_ptr->zoomOut(1.0 / factor);
339 d_ptr->zoomOut(1.0 / factor);
338 }
340 }
339
341
340 /*!
342 /*!
341 Returns the pointer to the x axis object of the chart associated with the specified \a series.
343 Returns a pointer to the horizontal axis attached to the specified \a series.
342 If no series is provided then pointer to currently visible axis is provided.
344 If no \a series is specified, the first horizontal axis added to the chart is returned.
345
346 \sa addAxis(), QAbstractSeries::attachAxis()
343 */
347 */
344 QAbstractAxis *QChart::axisX(QAbstractSeries *series) const
348 QAbstractAxis *QChart::axisX(QAbstractSeries *series) const
345 {
349 {
346 QList<QAbstractAxis *> axisList = axes(Qt::Horizontal, series);
350 QList<QAbstractAxis *> axisList = axes(Qt::Horizontal, series);
347 if (axisList.count())
351 if (axisList.count())
348 return axisList[0];
352 return axisList[0];
349 return 0;
353 return 0;
350 }
354 }
351
355
352 /*!
356 /*!
353 Returns the pointer to the y axis object of the chart associated with the specified \a series.
357 Returns a pointer to the vertical axis attached to the specified \a series.
354 If no series is provided then pointer to currently visible axis is provided.
358 If no \a series is specified, the first vertical axis added to the chart is returned.
359
360 \sa addAxis(), QAbstractSeries::attachAxis()
355 */
361 */
356 QAbstractAxis *QChart::axisY(QAbstractSeries *series) const
362 QAbstractAxis *QChart::axisY(QAbstractSeries *series) const
357 {
363 {
358 QList<QAbstractAxis *> axisList = axes(Qt::Vertical, series);
364 QList<QAbstractAxis *> axisList = axes(Qt::Vertical, series);
359 if (axisList.count())
365 if (axisList.count())
360 return axisList[0];
366 return axisList[0];
361 return 0;
367 return 0;
362 }
368 }
363
369
364 /*!
370 /*!
365 Returns the axes added for the \a series with \a orientation. If no series is provided, then all axes with the
371 Returns the axes attached to the \a series with \a orientation. If no \a series is provided,
366 specified orientation are returned.
372 then all axes added to the chart with the specified orientation are returned.
367 \sa addAxis(), createDefaultAxes()
373 \sa addAxis(), createDefaultAxes()
368 */
374 */
369 QList<QAbstractAxis *> QChart::axes(Qt::Orientations orientation, QAbstractSeries *series) const
375 QList<QAbstractAxis *> QChart::axes(Qt::Orientations orientation, QAbstractSeries *series) const
370 {
376 {
371 QList<QAbstractAxis *> result ;
377 QList<QAbstractAxis *> result ;
372
378
373 if (series) {
379 if (series) {
374 foreach (QAbstractAxis *axis, series->attachedAxes()){
380 foreach (QAbstractAxis *axis, series->attachedAxes()){
375 if (orientation.testFlag(axis->orientation()))
381 if (orientation.testFlag(axis->orientation()))
376 result << axis;
382 result << axis;
377 }
383 }
378 } else {
384 } else {
379 foreach (QAbstractAxis *axis, d_ptr->m_dataset->axes()){
385 foreach (QAbstractAxis *axis, d_ptr->m_dataset->axes()){
380 if (orientation.testFlag(axis->orientation()) && !result.contains(axis))
386 if (orientation.testFlag(axis->orientation()) && !result.contains(axis))
381 result << axis;
387 result << axis;
382 }
388 }
383 }
389 }
384
390
385 return result;
391 return result;
386 }
392 }
387
393
388 /*!
394 /*!
389 NOTICE: This function has to be called after series has been added to the chart if no customized axes are set to the chart. Otherwise axisX(), axisY() calls return NULL.
395 Creates axes for the chart based on the series that have already been added to the chart. Any axes previously added to
396 the chart will be deleted.
390
397
391 Creates the axes for the chart based on the series that has already been added to the chart.
398 \note This function has to be called after all series have been added to the chart. The axes created by this function
399 will NOT get automatically attached to any series added to the chart after this function has been called.
400 A series with no axes attached will by default scale to utilize the entire plot area of the chart, which can be confusing
401 if there are other series with properly attached axes also present.
392
402
393 \table
403 \table
394 \header
404 \header
395 \o Series type
405 \o Series type
396 \o X-axis
406 \o X-axis
397 \o Y-axis
407 \o Y-axis
398 \row
408 \row
399 \o QXYSeries
409 \o QXYSeries
400 \o QValueAxis
410 \o QValueAxis
401 \o QValueAxis
411 \o QValueAxis
402 \row
412 \row
403 \o QBarSeries
413 \o QBarSeries
404 \o QBarCategoryAxis
414 \o QBarCategoryAxis
405 \o QValueAxis
415 \o QValueAxis
406 \row
416 \row
407 \o QPieSeries
417 \o QPieSeries
408 \o None
418 \o None
409 \o None
419 \o None
410 \endtable
420 \endtable
411
421
412 If there are several QXYSeries derived series added to the chart and no other series type has been added then only one pair of axes is created.
422 If there are several QXYSeries derived series added to the chart and no series of other types have been added, then only one pair of axes is created.
413 If there are sevaral series added of different types then each series gets its own axes pair.
423 If there are several series of different types added to the chart, then each series gets its own axes pair.
414
424
415 NOTICE: if there is more than one x and y axes created then no axis is drawn by default and one needs to choose explicitly which axis should be shown.
425 The axes specific to the series can be later obtained from the chart by providing the series as the parameter for axes() function call.
416
417 Axis specifix to the series can be later obtained from the chart by providing the series as the parameter of axisX(), axisY() function calls.
418 QPieSeries does not create any axes.
426 QPieSeries does not create any axes.
419
427
420 \sa axisX(), axisY(), setAxisX(), setAxisY()
428 \sa axisX(), axisY(), axes(), setAxisX(), setAxisY(), QAbstractSeries::attachAxis()
421 */
429 */
422 void QChart::createDefaultAxes()
430 void QChart::createDefaultAxes()
423 {
431 {
424 d_ptr->m_dataset->createDefaultAxes();
432 d_ptr->m_dataset->createDefaultAxes();
425 }
433 }
426
434
427 /*!
435 /*!
428 Returns the legend object of the chart. Ownership stays in chart.
436 Returns the legend object of the chart. Ownership stays with the chart.
429 */
437 */
430 QLegend *QChart::legend() const
438 QLegend *QChart::legend() const
431 {
439 {
432 return d_ptr->m_legend;
440 return d_ptr->m_legend;
433 }
441 }
434
442
435 /*!
436 Sets the minimum \a margins between the plot area (axes) and the edge of the chart widget.
437 Deprecated. Use setMargins().
438 */
439 void QChart::setMinimumMargins(const QMargins &margins)
443 void QChart::setMinimumMargins(const QMargins &margins)
440 {
444 {
441 qWarning() << "QChart::setMinimumMargins is deprecated. Use QChart::setMargins instead.";
445 qWarning() << "QChart::setMinimumMargins is deprecated. Use QChart::setMargins instead.";
442 d_ptr->m_presenter->layout()->setMargins(margins);
446 d_ptr->m_presenter->layout()->setMargins(margins);
443 }
447 }
444
448
445 /*!
446 Returns the rect that contains information about margins (distance between chart widget edge and axes).
447 Individual margins can be obtained by calling left, top, right, bottom on the returned rect.
448 Deprecated. Use margins().
449 */
450 QMargins QChart::minimumMargins() const
449 QMargins QChart::minimumMargins() const
451 {
450 {
452 qWarning() << "QChart::minimumMargins is deprecated. Use QChart::margins instead.";
451 qWarning() << "QChart::minimumMargins is deprecated. Use QChart::margins instead.";
453 return d_ptr->m_presenter->layout()->margins();
452 return d_ptr->m_presenter->layout()->margins();
454 }
453 }
455
454
456 /*!
457 Sets the minimum \a margins between the plot area (axes) and the edge of the chart widget.
458 */
459 void QChart::setMargins(const QMargins &margins)
455 void QChart::setMargins(const QMargins &margins)
460 {
456 {
461 d_ptr->m_presenter->layout()->setMargins(margins);
457 d_ptr->m_presenter->layout()->setMargins(margins);
462 }
458 }
463
459
464 /*!
465 Returns the rect that contains information about margins (distance between chart widget edge and axes).
466 Individual margins can be obtained by calling left, top, right, bottom on the returned rect.
467 */
468 QMargins QChart::margins() const
460 QMargins QChart::margins() const
469 {
461 {
470 return d_ptr->m_presenter->layout()->margins();
462 return d_ptr->m_presenter->layout()->margins();
471 }
463 }
472
464
473 QChart::ChartType QChart::chartType() const
465 QChart::ChartType QChart::chartType() const
474 {
466 {
475 return d_ptr->m_type;
467 return d_ptr->m_type;
476 }
468 }
477
469
478 /*!
470 /*!
479 Returns the the rect within which the drawing of the chart is done.
471 Returns the the rectangle within which the drawing of the chart is done.
480 It does not include the area defines by margins.
472 It does not include the area defined by margins.
481 */
473 */
482 QRectF QChart::plotArea() const
474 QRectF QChart::plotArea() const
483 {
475 {
484 return d_ptr->m_presenter->geometry();
476 return d_ptr->m_presenter->geometry();
485 }
477 }
486
478
487 ///*!
488 // TODO: Dummy.
489 // Adjust the ranges of the axes so that all the data of the specified \a series is visible
490 // */
491 //void QChart::adjustViewToSeries(QAbstractSeries* series)
492 //{
493 // //
494 //}
495
496 /*!
497 Sets animation \a options for the chart
498 */
499 void QChart::setAnimationOptions(AnimationOptions options)
479 void QChart::setAnimationOptions(AnimationOptions options)
500 {
480 {
501 d_ptr->m_presenter->setAnimationOptions(options);
481 d_ptr->m_presenter->setAnimationOptions(options);
502 }
482 }
503
483
504 QChart::AnimationOptions QChart::animationOptions() const
484 QChart::AnimationOptions QChart::animationOptions() const
505 {
485 {
506 return d_ptr->m_presenter->animationOptions();
486 return d_ptr->m_presenter->animationOptions();
507 }
487 }
508
488
509 /*!
489 /*!
510 Scrolls the visible area of the chart by the distance defined in the \a dx and \a dy.
490 Scrolls the visible area of the chart by the distance defined in the \a dx and \a dy.
511
491
512 For polar charts, \a dx indicates the angle along angular axis instead of distance.
492 For polar charts, \a dx indicates the angle along angular axis instead of distance.
513 */
493 */
514 void QChart::scroll(qreal dx, qreal dy)
494 void QChart::scroll(qreal dx, qreal dy)
515 {
495 {
516 d_ptr->scroll(dx,dy);
496 d_ptr->scroll(dx,dy);
517 }
497 }
518
498
519 void QChart::setBackgroundVisible(bool visible)
499 void QChart::setBackgroundVisible(bool visible)
520 {
500 {
521 d_ptr->m_presenter->setBackgroundVisible(visible);
501 d_ptr->m_presenter->setBackgroundVisible(visible);
522 }
502 }
523
503
524 bool QChart::isBackgroundVisible() const
504 bool QChart::isBackgroundVisible() const
525 {
505 {
526 return d_ptr->m_presenter->isBackgroundVisible();
506 return d_ptr->m_presenter->isBackgroundVisible();
527 }
507 }
528
508
529 void QChart::setDropShadowEnabled(bool enabled)
509 void QChart::setDropShadowEnabled(bool enabled)
530 {
510 {
531 d_ptr->m_presenter->setBackgroundDropShadowEnabled(enabled);
511 d_ptr->m_presenter->setBackgroundDropShadowEnabled(enabled);
532 }
512 }
533
513
534 bool QChart::isDropShadowEnabled() const
514 bool QChart::isDropShadowEnabled() const
535 {
515 {
536 return d_ptr->m_presenter->isBackgroundDropShadowEnabled();
516 return d_ptr->m_presenter->isBackgroundDropShadowEnabled();
537 }
517 }
538
518
539 /*!
519 /*!
540 Returns all the series that are added to the chart.
520 Returns all series that are added to the chart.
541
521
542 \sa addSeries(), removeSeries(), removeAllSeries()
522 \sa addSeries(), removeSeries(), removeAllSeries()
543 */
523 */
544 QList<QAbstractSeries *> QChart::series() const
524 QList<QAbstractSeries *> QChart::series() const
545 {
525 {
546 return d_ptr->m_dataset->series();
526 return d_ptr->m_dataset->series();
547 }
527 }
548
528
549 /*!
529 /*!
550 Sets \a axis to the chart, which will control the presentation of the \a series
530 Adds the \a axis to the chart and attaches it to the \a series as a bottom-aligned horizontal axis.
531 The chart takes ownership of both the \a axis and the \a series.
532 Any horizontal axes previously attached to the \a series are deleted.
551
533
552 \sa axisX(), axisY(), setAxisY(), createDefaultAxes()
534 \sa axisX(), axisY(), setAxisY(), createDefaultAxes(), QAbstractSeries::attachAxis()
553 */
535 */
554 void QChart::setAxisX(QAbstractAxis *axis , QAbstractSeries *series)
536 void QChart::setAxisX(QAbstractAxis *axis ,QAbstractSeries *series)
555 {
537 {
556 QList<QAbstractAxis*> list = axes(Qt::Horizontal,series);
538 QList<QAbstractAxis*> list = axes(Qt::Horizontal, series);
557
539
558 foreach(QAbstractAxis* a, list){
540 foreach (QAbstractAxis* a, list) {
559 d_ptr->m_dataset->removeAxis(a);
541 d_ptr->m_dataset->removeAxis(a);
560 delete a;
542 delete a;
561 }
543 }
562
544
563 if(!d_ptr->m_dataset->axes().contains(axis))
545 if (!d_ptr->m_dataset->axes().contains(axis))
564 d_ptr->m_dataset->addAxis(axis,Qt::AlignBottom);
546 d_ptr->m_dataset->addAxis(axis, Qt::AlignBottom);
565 d_ptr->m_dataset->attachAxis(series,axis);
547 d_ptr->m_dataset->attachAxis(series, axis);
566 }
548 }
567
549
568 /*!
550 /*!
569 Sets \a axis to the chart, which will control the presentation of the \a series
551 Adds the \a axis to the chart and attaches it to the \a series as a left-aligned vertical axis.
552 The chart takes ownership of both the \a axis and the \a series.
553 Any vertical axes previously attached to the \a series are deleted.
570
554
571 \sa axisX(), axisY(), setAxisX(), createDefaultAxes()
555 \sa axisX(), axisY(), setAxisX(), createDefaultAxes(), QAbstractSeries::attachAxis()
572 */
556 */
573 void QChart::setAxisY(QAbstractAxis *axis , QAbstractSeries *series)
557 void QChart::setAxisY(QAbstractAxis *axis ,QAbstractSeries *series)
574 {
558 {
575 QList<QAbstractAxis*> list = axes(Qt::Vertical,series);
559 QList<QAbstractAxis*> list = axes(Qt::Vertical, series);
576
560
577 foreach(QAbstractAxis* a, list) {
561 foreach (QAbstractAxis* a, list) {
578 d_ptr->m_dataset->removeAxis(a);
562 d_ptr->m_dataset->removeAxis(a);
579 delete a;
563 delete a;
580 }
564 }
581
565
582 if(!d_ptr->m_dataset->axes().contains(axis))
566 if (!d_ptr->m_dataset->axes().contains(axis))
583 d_ptr->m_dataset->addAxis(axis,Qt::AlignLeft);
567 d_ptr->m_dataset->addAxis(axis, Qt::AlignLeft);
584 d_ptr->m_dataset->attachAxis(series,axis);
568 d_ptr->m_dataset->attachAxis(series, axis);
585 }
569 }
586
570
587 /*!
571 /*!
588 Adds \a axis to the chart with \a alignment. The chart takes the ownership of the axis.
572 Adds the \a axis to the chart with \a alignment. The chart takes the ownership of the axis.
573
589 \sa removeAxis(), createDefaultAxes(), QAbstractSeries::attachAxis()
574 \sa removeAxis(), createDefaultAxes(), QAbstractSeries::attachAxis()
590 */
575 */
591 void QChart::addAxis(QAbstractAxis *axis, Qt::Alignment alignment)
576 void QChart::addAxis(QAbstractAxis *axis, Qt::Alignment alignment)
592 {
577 {
593 d_ptr->m_dataset->addAxis(axis, alignment);
578 d_ptr->m_dataset->addAxis(axis, alignment);
594 }
579 }
595
580
596 /*!
581 /*!
597 Removes \a axis from the chart. The ownership is returned to the caller.
582 Removes the \a axis from the chart.
583 The chart releases its ownership of the specified \a axis object.
584
598 \sa addAxis(), createDefaultAxes(), QAbstractSeries::detachAxis()
585 \sa addAxis(), createDefaultAxes(), QAbstractSeries::detachAxis()
599 */
586 */
600 void QChart::removeAxis(QAbstractAxis *axis)
587 void QChart::removeAxis(QAbstractAxis *axis)
601 {
588 {
602 d_ptr->m_dataset->removeAxis(axis);
589 d_ptr->m_dataset->removeAxis(axis);
603 }
590 }
604
591
605 /*!
592 /*!
606 Returns the value in the \a series domain that corresponds to the charts widget point defines by \a position.
593 Returns the value in the \a series domain that corresponds to the \a position relative to chart widget.
607 */
594 */
608 QPointF QChart::mapToValue(const QPointF &position, QAbstractSeries *series)
595 QPointF QChart::mapToValue(const QPointF &position, QAbstractSeries *series)
609 {
596 {
610 return d_ptr->m_dataset->mapToValue(position, series);
597 return d_ptr->m_dataset->mapToValue(position, series);
611 }
598 }
612
599
613 /*!
600 /*!
614 Returns the position on the charts widget that corresponds to the \a value in the \a series domain.
601 Returns the position on the chart widget that corresponds to the \a value in the \a series domain.
615 */
602 */
616 QPointF QChart::mapToPosition(const QPointF &value, QAbstractSeries *series)
603 QPointF QChart::mapToPosition(const QPointF &value, QAbstractSeries *series)
617 {
604 {
618 return d_ptr->m_dataset->mapToPosition(value, series);
605 return d_ptr->m_dataset->mapToPosition(value, series);
619 }
606 }
620
607
621 //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
608 //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
622
609
623 QChartPrivate::QChartPrivate(QChart *q, QChart::ChartType type):
610 QChartPrivate::QChartPrivate(QChart *q, QChart::ChartType type):
624 q_ptr(q),
611 q_ptr(q),
625 m_type(type),
612 m_type(type),
626 m_legend(0),
613 m_legend(0),
627 m_dataset(new ChartDataSet(q)),
614 m_dataset(new ChartDataSet(q)),
628 m_presenter(new ChartPresenter(q, type)),
615 m_presenter(new ChartPresenter(q, type)),
629 m_themeManager(new ChartThemeManager(q))
616 m_themeManager(new ChartThemeManager(q))
630 {
617 {
631 QObject::connect(m_dataset, SIGNAL(seriesAdded(QAbstractSeries*)), m_presenter, SLOT(handleSeriesAdded(QAbstractSeries*)));
618 QObject::connect(m_dataset, SIGNAL(seriesAdded(QAbstractSeries*)), m_presenter, SLOT(handleSeriesAdded(QAbstractSeries*)));
632 QObject::connect(m_dataset, SIGNAL(seriesRemoved(QAbstractSeries*)), m_presenter, SLOT(handleSeriesRemoved(QAbstractSeries*)));
619 QObject::connect(m_dataset, SIGNAL(seriesRemoved(QAbstractSeries*)), m_presenter, SLOT(handleSeriesRemoved(QAbstractSeries*)));
633 QObject::connect(m_dataset, SIGNAL(axisAdded(QAbstractAxis*)), m_presenter, SLOT(handleAxisAdded(QAbstractAxis*)));
620 QObject::connect(m_dataset, SIGNAL(axisAdded(QAbstractAxis*)), m_presenter, SLOT(handleAxisAdded(QAbstractAxis*)));
634 QObject::connect(m_dataset, SIGNAL(axisRemoved(QAbstractAxis*)), m_presenter, SLOT(handleAxisRemoved(QAbstractAxis*)));
621 QObject::connect(m_dataset, SIGNAL(axisRemoved(QAbstractAxis*)), m_presenter, SLOT(handleAxisRemoved(QAbstractAxis*)));
635 QObject::connect(m_dataset, SIGNAL(seriesAdded(QAbstractSeries*)), m_themeManager, SLOT(handleSeriesAdded(QAbstractSeries*)));
622 QObject::connect(m_dataset, SIGNAL(seriesAdded(QAbstractSeries*)), m_themeManager, SLOT(handleSeriesAdded(QAbstractSeries*)));
636 QObject::connect(m_dataset, SIGNAL(seriesRemoved(QAbstractSeries*)), m_themeManager, SLOT(handleSeriesRemoved(QAbstractSeries*)));
623 QObject::connect(m_dataset, SIGNAL(seriesRemoved(QAbstractSeries*)), m_themeManager, SLOT(handleSeriesRemoved(QAbstractSeries*)));
637 QObject::connect(m_dataset, SIGNAL(axisAdded(QAbstractAxis*)), m_themeManager, SLOT(handleAxisAdded(QAbstractAxis*)));
624 QObject::connect(m_dataset, SIGNAL(axisAdded(QAbstractAxis*)), m_themeManager, SLOT(handleAxisAdded(QAbstractAxis*)));
638 QObject::connect(m_dataset, SIGNAL(axisRemoved(QAbstractAxis*)), m_themeManager, SLOT(handleAxisRemoved(QAbstractAxis*)));
625 QObject::connect(m_dataset, SIGNAL(axisRemoved(QAbstractAxis*)), m_themeManager, SLOT(handleAxisRemoved(QAbstractAxis*)));
639 }
626 }
640
627
641 QChartPrivate::~QChartPrivate()
628 QChartPrivate::~QChartPrivate()
642 {
629 {
643
644 }
630 }
645
631
646 void QChartPrivate::init()
632 void QChartPrivate::init()
647 {
633 {
648 m_legend = new LegendScroller(q_ptr);
634 m_legend = new LegendScroller(q_ptr);
649 q_ptr->setTheme(QChart::ChartThemeLight);
635 q_ptr->setTheme(QChart::ChartThemeLight);
650 q_ptr->setLayout(m_presenter->layout());
636 q_ptr->setLayout(m_presenter->layout());
651 }
637 }
652
638
653 void QChartPrivate::zoomIn(qreal factor)
639 void QChartPrivate::zoomIn(qreal factor)
654 {
640 {
655 QRectF rect = m_presenter->geometry();
641 QRectF rect = m_presenter->geometry();
656 rect.setWidth(rect.width() / factor);
642 rect.setWidth(rect.width() / factor);
657 rect.setHeight(rect.height() / factor);
643 rect.setHeight(rect.height() / factor);
658 rect.moveCenter(m_presenter->geometry().center());
644 rect.moveCenter(m_presenter->geometry().center());
659 zoomIn(rect);
645 zoomIn(rect);
660 }
646 }
661
647
662 void QChartPrivate::zoomIn(const QRectF &rect)
648 void QChartPrivate::zoomIn(const QRectF &rect)
663 {
649 {
664 if (!rect.isValid())
650 if (!rect.isValid())
665 return;
651 return;
666
652
667 QRectF r = rect.normalized();
653 QRectF r = rect.normalized();
668 const QRectF geometry = m_presenter->geometry();
654 const QRectF geometry = m_presenter->geometry();
669 r.translate(-geometry.topLeft());
655 r.translate(-geometry.topLeft());
670
656
671 if (!r.isValid())
657 if (!r.isValid())
672 return;
658 return;
673
659
674 QPointF zoomPoint(r.center().x() / geometry.width(), r.center().y() / geometry.height());
660 QPointF zoomPoint(r.center().x() / geometry.width(), r.center().y() / geometry.height());
675 m_presenter->setState(ChartPresenter::ZoomInState,zoomPoint);
661 m_presenter->setState(ChartPresenter::ZoomInState,zoomPoint);
676 m_dataset->zoomInDomain(r);
662 m_dataset->zoomInDomain(r);
677 m_presenter->setState(ChartPresenter::ShowState,QPointF());
663 m_presenter->setState(ChartPresenter::ShowState,QPointF());
678
664
679 }
665 }
680
666
681 void QChartPrivate::zoomOut(qreal factor)
667 void QChartPrivate::zoomOut(qreal factor)
682 {
668 {
683 const QRectF geometry = m_presenter->geometry();
669 const QRectF geometry = m_presenter->geometry();
684
670
685 QRectF r;
671 QRectF r;
686 r.setSize(geometry.size() / factor);
672 r.setSize(geometry.size() / factor);
687 r.moveCenter(QPointF(geometry.size().width()/2 ,geometry.size().height()/2));
673 r.moveCenter(QPointF(geometry.size().width()/2 ,geometry.size().height()/2));
688 if (!r.isValid())
674 if (!r.isValid())
689 return;
675 return;
690
676
691 QPointF zoomPoint(r.center().x() / geometry.width(), r.center().y() / geometry.height());
677 QPointF zoomPoint(r.center().x() / geometry.width(), r.center().y() / geometry.height());
692 m_presenter->setState(ChartPresenter::ZoomOutState,zoomPoint);
678 m_presenter->setState(ChartPresenter::ZoomOutState,zoomPoint);
693 m_dataset->zoomOutDomain(r);
679 m_dataset->zoomOutDomain(r);
694 m_presenter->setState(ChartPresenter::ShowState,QPointF());
680 m_presenter->setState(ChartPresenter::ShowState,QPointF());
695 }
681 }
696
682
697 void QChartPrivate::scroll(qreal dx, qreal dy)
683 void QChartPrivate::scroll(qreal dx, qreal dy)
698 {
684 {
699 if (dx < 0) m_presenter->setState(ChartPresenter::ScrollLeftState,QPointF());
685 if (dx < 0) m_presenter->setState(ChartPresenter::ScrollLeftState,QPointF());
700 if (dx > 0) m_presenter->setState(ChartPresenter::ScrollRightState,QPointF());
686 if (dx > 0) m_presenter->setState(ChartPresenter::ScrollRightState,QPointF());
701 if (dy < 0) m_presenter->setState(ChartPresenter::ScrollUpState,QPointF());
687 if (dy < 0) m_presenter->setState(ChartPresenter::ScrollUpState,QPointF());
702 if (dy > 0) m_presenter->setState(ChartPresenter::ScrollDownState,QPointF());
688 if (dy > 0) m_presenter->setState(ChartPresenter::ScrollDownState,QPointF());
703
689
704 m_dataset->scrollDomain(dx, dy);
690 m_dataset->scrollDomain(dx, dy);
705 m_presenter->setState(ChartPresenter::ShowState,QPointF());
691 m_presenter->setState(ChartPresenter::ShowState,QPointF());
706 }
692 }
707
693
708 #include "moc_qchart.cpp"
694 #include "moc_qchart.cpp"
709
695
710 QTCOMMERCIALCHART_END_NAMESPACE
696 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,266 +1,269
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qchartview.h"
21 #include "qchartview.h"
22 #include "qchartview_p.h"
22 #include "qchartview_p.h"
23 #include "qchart_p.h"
23 #include "qchart_p.h"
24 #include <QGraphicsScene>
24 #include <QGraphicsScene>
25 #include <QRubberBand>
25 #include <QRubberBand>
26
26
27 /*!
27 /*!
28 \enum QChartView::RubberBand
28 \enum QChartView::RubberBand
29
29
30 This enum describes the different types of rubber bands that can be used for zoom rect selection
30 This enum describes the different types of rubber bands that can be used for zoom rect selection
31
31
32 \value NoRubberBand
32 \value NoRubberBand
33 \value VerticalRubberBand
33 \value VerticalRubberBand
34 \value HorizonalRubberBand
34 \value HorizonalRubberBand
35 \value RectangleRubberBand
35 \value RectangleRubberBand
36 */
36 */
37
37
38 /*!
38 /*!
39 \class QChartView
39 \class QChartView
40 \brief Standalone charting widget.
40 \brief Standalone charting widget.
41
41
42 QChartView is a standalone widget that can display charts. It does not require separate
42 QChartView is a standalone widget that can display charts. It does not require separate
43 QGraphicsScene to work. It manages the graphical representation of different types of
43 QGraphicsScene to work. If you want to display a chart in your existing QGraphicsScene,
44 series and other chart related objects like QAxis and QLegend. If you want to
44 you need to use the QChart (or QPolarChart) class instead.
45 display a chart in your existing QGraphicsScene, you can use the QChart class instead.
46
45
47 \sa QChart
46 \sa QChart, QPolarChart
48 */
47 */
49
48
50 QTCOMMERCIALCHART_BEGIN_NAMESPACE
49 QTCOMMERCIALCHART_BEGIN_NAMESPACE
51
50
52 /*!
51 /*!
53 Constructs a chartView object with parent \a parent.
52 Constructs a chartView object with parent \a parent.
54 */
53 */
55
54
56 QChartView::QChartView(QWidget *parent)
55 QChartView::QChartView(QWidget *parent)
57 : QGraphicsView(parent),
56 : QGraphicsView(parent),
58 d_ptr(new QChartViewPrivate(this))
57 d_ptr(new QChartViewPrivate(this))
59 {
58 {
60
59
61 }
60 }
62
61
63 /*!
62 /*!
64 Constructs a chartView object with parent \a parent to display a \a chart.
63 Constructs a chartview object with parent \a parent to display a \a chart.
64 Ownership of the \a chart is passed to chartview.
65 */
65 */
66
66
67 QChartView::QChartView(QChart *chart, QWidget *parent)
67 QChartView::QChartView(QChart *chart, QWidget *parent)
68 : QGraphicsView(parent),
68 : QGraphicsView(parent),
69 d_ptr(new QChartViewPrivate(this, chart))
69 d_ptr(new QChartViewPrivate(this, chart))
70 {
70 {
71
71
72 }
72 }
73
73
74
74
75 /*!
75 /*!
76 Destroys the object and it's children, like series and axis objects added to it.
76 Destroys the chartview object and the associated chart.
77 */
77 */
78 QChartView::~QChartView()
78 QChartView::~QChartView()
79 {
79 {
80 }
80 }
81
81
82 /*!
82 /*!
83 Returns the pointer to the associated chart
83 Returns the pointer to the associated chart.
84 */
84 */
85 QChart *QChartView::chart() const
85 QChart *QChartView::chart() const
86 {
86 {
87 return d_ptr->m_chart;
87 return d_ptr->m_chart;
88 }
88 }
89
89
90 /*!
90 /*!
91 Sets the current chart to \a chart. Ownership of the new chart is passed to chartview
91 Sets the current chart to \a chart. Ownership of the new chart is passed to chartview
92 and ownership of the previous chart is released.
92 and ownership of the previous chart is released.
93
93
94 To avoid memory leaks users needs to make sure the previous chart is deleted.
94 To avoid memory leaks users need to make sure the previous chart is deleted.
95 */
95 */
96
96
97 void QChartView::setChart(QChart *chart)
97 void QChartView::setChart(QChart *chart)
98 {
98 {
99 d_ptr->setChart(chart);
99 d_ptr->setChart(chart);
100 }
100 }
101
101
102 /*!
102 /*!
103 Sets the RubberBandPlicy to \a rubberBand. Selected policy determines the way zooming is performed.
103 Sets the rubber band flags to \a rubberBand.
104 Selected flags determine the way zooming is performed.
105
106 \note Rubber band zooming is not supported for polar charts.
104 */
107 */
105 void QChartView::setRubberBand(const RubberBands &rubberBand)
108 void QChartView::setRubberBand(const RubberBands &rubberBand)
106 {
109 {
107 d_ptr->m_rubberBandFlags = rubberBand;
110 d_ptr->m_rubberBandFlags = rubberBand;
108
111
109 if (!d_ptr->m_rubberBandFlags) {
112 if (!d_ptr->m_rubberBandFlags) {
110 delete d_ptr->m_rubberBand;
113 delete d_ptr->m_rubberBand;
111 d_ptr->m_rubberBand = 0;
114 d_ptr->m_rubberBand = 0;
112 return;
115 return;
113 }
116 }
114
117
115 if (!d_ptr->m_rubberBand) {
118 if (!d_ptr->m_rubberBand) {
116 d_ptr->m_rubberBand = new QRubberBand(QRubberBand::Rectangle, this);
119 d_ptr->m_rubberBand = new QRubberBand(QRubberBand::Rectangle, this);
117 d_ptr->m_rubberBand->setEnabled(true);
120 d_ptr->m_rubberBand->setEnabled(true);
118 }
121 }
119 }
122 }
120
123
121 /*!
124 /*!
122 Returns the RubberBandPolicy that is currently being used by the widget.
125 Returns the rubber band flags that are currently being used by the widget.
123 */
126 */
124 QChartView::RubberBands QChartView::rubberBand() const
127 QChartView::RubberBands QChartView::rubberBand() const
125 {
128 {
126 return d_ptr->m_rubberBandFlags;
129 return d_ptr->m_rubberBandFlags;
127 }
130 }
128
131
129 /*!
132 /*!
130 If Left mouse button is pressed and the RubberBandPolicy is enabled the \a event is accepted and the rubber band is displayed on the screen allowing the user to select the zoom area.
133 If Left mouse button is pressed and the rubber band is enabled the \a event is accepted and the rubber band is displayed on the screen allowing the user to select the zoom area.
131 If different mouse button is pressed and/or the RubberBandPolicy is disabled then the \a event is passed to QGraphicsView::mousePressEvent() implementation.
134 If different mouse button is pressed and/or the rubber band is disabled then the \a event is passed to QGraphicsView::mousePressEvent() implementation.
132 */
135 */
133 void QChartView::mousePressEvent(QMouseEvent *event)
136 void QChartView::mousePressEvent(QMouseEvent *event)
134 {
137 {
135 if (d_ptr->m_rubberBand && d_ptr->m_rubberBand->isEnabled() && event->button() == Qt::LeftButton) {
138 if (d_ptr->m_rubberBand && d_ptr->m_rubberBand->isEnabled() && event->button() == Qt::LeftButton) {
136
139
137 QRectF plotArea = d_ptr->m_chart->plotArea();
140 QRectF plotArea = d_ptr->m_chart->plotArea();
138
141
139 if (plotArea.contains(event->pos())) {
142 if (plotArea.contains(event->pos())) {
140 d_ptr->m_rubberBandOrigin = event->pos();
143 d_ptr->m_rubberBandOrigin = event->pos();
141 d_ptr->m_rubberBand->setGeometry(QRect(d_ptr->m_rubberBandOrigin, QSize()));
144 d_ptr->m_rubberBand->setGeometry(QRect(d_ptr->m_rubberBandOrigin, QSize()));
142 d_ptr->m_rubberBand->show();
145 d_ptr->m_rubberBand->show();
143 event->accept();
146 event->accept();
144 }
147 }
145 } else {
148 } else {
146 QGraphicsView::mousePressEvent(event);
149 QGraphicsView::mousePressEvent(event);
147 }
150 }
148 }
151 }
149
152
150 /*!
153 /*!
151 If RubberBand rectange specification has been initiated in pressEvent then \a event data is used to update RubberBand geometry.
154 If the rubber band rectange has been displayed in pressEvent then \a event data is used to update the rubber band geometry.
152 In other case the defualt QGraphicsView::mouseMoveEvent implementation is called.
155 Otherwise the default QGraphicsView::mouseMoveEvent implementation is called.
153 */
156 */
154 void QChartView::mouseMoveEvent(QMouseEvent *event)
157 void QChartView::mouseMoveEvent(QMouseEvent *event)
155 {
158 {
156 if (d_ptr->m_rubberBand && d_ptr->m_rubberBand->isVisible()) {
159 if (d_ptr->m_rubberBand && d_ptr->m_rubberBand->isVisible()) {
157 QRect rect = d_ptr->m_chart->plotArea().toRect();
160 QRect rect = d_ptr->m_chart->plotArea().toRect();
158 int width = event->pos().x() - d_ptr->m_rubberBandOrigin.x();
161 int width = event->pos().x() - d_ptr->m_rubberBandOrigin.x();
159 int height = event->pos().y() - d_ptr->m_rubberBandOrigin.y();
162 int height = event->pos().y() - d_ptr->m_rubberBandOrigin.y();
160 if (!d_ptr->m_rubberBandFlags.testFlag(VerticalRubberBand)) {
163 if (!d_ptr->m_rubberBandFlags.testFlag(VerticalRubberBand)) {
161 d_ptr->m_rubberBandOrigin.setY(rect.top());
164 d_ptr->m_rubberBandOrigin.setY(rect.top());
162 height = rect.height();
165 height = rect.height();
163 }
166 }
164 if (!d_ptr->m_rubberBandFlags.testFlag(HorizonalRubberBand)) {
167 if (!d_ptr->m_rubberBandFlags.testFlag(HorizonalRubberBand)) {
165 d_ptr->m_rubberBandOrigin.setX(rect.left());
168 d_ptr->m_rubberBandOrigin.setX(rect.left());
166 width = rect.width();
169 width = rect.width();
167 }
170 }
168 d_ptr->m_rubberBand->setGeometry(QRect(d_ptr->m_rubberBandOrigin.x(), d_ptr->m_rubberBandOrigin.y(), width, height).normalized());
171 d_ptr->m_rubberBand->setGeometry(QRect(d_ptr->m_rubberBandOrigin.x(), d_ptr->m_rubberBandOrigin.y(), width, height).normalized());
169 } else {
172 } else {
170 QGraphicsView::mouseMoveEvent(event);
173 QGraphicsView::mouseMoveEvent(event);
171 }
174 }
172 }
175 }
173
176
174 /*!
177 /*!
175 If left mouse button is release and RubberBand is enabled then \a event is accepted and the view is zoomed in to rect specified by RubberBand
178 If left mouse button is released and the rubber band is enabled then \a event is accepted and
176 If it is the right mouse button \a event then RubberBand is dissmissed and zoom is canceled.
179 the view is zoomed into the rect specified by the rubber band.
180 If it is a right mouse button \a event then the rubber band is dismissed and the zoom is canceled.
177 */
181 */
178 void QChartView::mouseReleaseEvent(QMouseEvent *event)
182 void QChartView::mouseReleaseEvent(QMouseEvent *event)
179 {
183 {
180 if (d_ptr->m_rubberBand) {
184 if (d_ptr->m_rubberBand) {
181 if (event->button() == Qt::LeftButton && d_ptr->m_rubberBand->isVisible()) {
185 if (event->button() == Qt::LeftButton && d_ptr->m_rubberBand->isVisible()) {
182 d_ptr->m_rubberBand->hide();
186 d_ptr->m_rubberBand->hide();
183 QRectF rect = d_ptr->m_rubberBand->geometry();
187 QRectF rect = d_ptr->m_rubberBand->geometry();
184 // Since plotArea uses QRectF and rubberband uses QRect, we can't just blindly use
188 // Since plotArea uses QRectF and rubberband uses QRect, we can't just blindly use
185 // rubberband's dimensions for vertical and horizontal rubberbands, where one
189 // rubberband's dimensions for vertical and horizontal rubberbands, where one
186 // dimension must match the corresponding plotArea dimension exactly.
190 // dimension must match the corresponding plotArea dimension exactly.
187 if (d_ptr->m_rubberBandFlags == VerticalRubberBand) {
191 if (d_ptr->m_rubberBandFlags == VerticalRubberBand) {
188 rect.setX(d_ptr->m_chart->plotArea().x());
192 rect.setX(d_ptr->m_chart->plotArea().x());
189 rect.setWidth(d_ptr->m_chart->plotArea().width());
193 rect.setWidth(d_ptr->m_chart->plotArea().width());
190 } else if (d_ptr->m_rubberBandFlags == HorizonalRubberBand) {
194 } else if (d_ptr->m_rubberBandFlags == HorizonalRubberBand) {
191 rect.setY(d_ptr->m_chart->plotArea().y());
195 rect.setY(d_ptr->m_chart->plotArea().y());
192 rect.setHeight(d_ptr->m_chart->plotArea().height());
196 rect.setHeight(d_ptr->m_chart->plotArea().height());
193 }
197 }
194 d_ptr->m_chart->zoomIn(rect);
198 d_ptr->m_chart->zoomIn(rect);
195 event->accept();
199 event->accept();
196 }
200 }
197
201
198 if (event->button() == Qt::RightButton) {
202 if (event->button() == Qt::RightButton) {
199 d_ptr->m_chart->zoomOut();
203 d_ptr->m_chart->zoomOut();
200 event->accept();
204 event->accept();
201 }
205 }
202 } else {
206 } else {
203 QGraphicsView::mouseReleaseEvent(event);
207 QGraphicsView::mouseReleaseEvent(event);
204 }
208 }
205 }
209 }
206
210
207 /*!
211 /*!
208 Resizes and updates the chart area using the \a event data
212 Resizes and updates the chart area using the \a event data
209 */
213 */
210 void QChartView::resizeEvent(QResizeEvent *event)
214 void QChartView::resizeEvent(QResizeEvent *event)
211 {
215 {
212 QGraphicsView::resizeEvent(event);
216 QGraphicsView::resizeEvent(event);
213 d_ptr->resize();
217 d_ptr->resize();
214 }
218 }
215
219
216 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
220 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
217
221
218 QChartViewPrivate::QChartViewPrivate(QChartView *q, QChart *chart)
222 QChartViewPrivate::QChartViewPrivate(QChartView *q, QChart *chart)
219 : q_ptr(q),
223 : q_ptr(q),
220 m_scene(new QGraphicsScene(q)),
224 m_scene(new QGraphicsScene(q)),
221 m_chart(chart),
225 m_chart(chart),
222 m_rubberBand(0),
226 m_rubberBand(0),
223 m_rubberBandFlags(QChartView::NoRubberBand)
227 m_rubberBandFlags(QChartView::NoRubberBand)
224 {
228 {
225 q_ptr->setFrameShape(QFrame::NoFrame);
229 q_ptr->setFrameShape(QFrame::NoFrame);
226 q_ptr->setBackgroundRole(QPalette::Window);
230 q_ptr->setBackgroundRole(QPalette::Window);
227 q_ptr->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
231 q_ptr->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
228 q_ptr->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
232 q_ptr->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
229 q_ptr->setScene(m_scene);
233 q_ptr->setScene(m_scene);
230 q_ptr->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
234 q_ptr->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
231 if (!m_chart)
235 if (!m_chart)
232 m_chart = new QChart();
236 m_chart = new QChart();
233 m_scene->addItem(m_chart);
237 m_scene->addItem(m_chart);
234 }
238 }
235
239
236 QChartViewPrivate::~QChartViewPrivate()
240 QChartViewPrivate::~QChartViewPrivate()
237 {
241 {
238
239 }
242 }
240
243
241 void QChartViewPrivate::setChart(QChart *chart)
244 void QChartViewPrivate::setChart(QChart *chart)
242 {
245 {
243 Q_ASSERT(chart);
246 Q_ASSERT(chart);
244
247
245 if (m_chart == chart)
248 if (m_chart == chart)
246 return;
249 return;
247
250
248 if (m_chart)
251 if (m_chart)
249 m_scene->removeItem(m_chart);
252 m_scene->removeItem(m_chart);
250
253
251 m_chart = chart;
254 m_chart = chart;
252 m_scene->addItem(m_chart);
255 m_scene->addItem(m_chart);
253
256
254 resize();
257 resize();
255 }
258 }
256
259
257 void QChartViewPrivate::resize()
260 void QChartViewPrivate::resize()
258 {
261 {
259 m_chart->resize(q_ptr->size());
262 m_chart->resize(q_ptr->size());
260 q_ptr->setMinimumSize(m_chart->minimumSize().toSize());
263 q_ptr->setMinimumSize(m_chart->minimumSize().toSize());
261 q_ptr->setSceneRect(m_chart->geometry());
264 q_ptr->setSceneRect(m_chart->geometry());
262 }
265 }
263
266
264 #include "moc_qchartview.cpp"
267 #include "moc_qchartview.cpp"
265
268
266 QTCOMMERCIALCHART_END_NAMESPACE
269 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,126 +1,129
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qpolarchart.h"
21 #include "qpolarchart.h"
22 #include "qabstractaxis.h"
22 #include "qabstractaxis.h"
23
23
24 QTCOMMERCIALCHART_BEGIN_NAMESPACE
24 QTCOMMERCIALCHART_BEGIN_NAMESPACE
25
25
26 /*!
26 /*!
27 \enum QPolarChart::PolarOrientation
27 \enum QPolarChart::PolarOrientation
28
28
29 This type is used to signify the polar orientation of an axis.
29 This type is used to specify the polar orientation of an axis.
30
30
31 \value PolarOrientationRadial
31 \value PolarOrientationRadial
32 \value PolarOrientationAngular
32 \value PolarOrientationAngular
33 */
33 */
34
34
35 /*!
35 /*!
36 \class QPolarChart
36 \class QPolarChart
37 \brief QtCommercial chart API.
37 \brief QtCommercial chart API.
38
38
39 QPolarChart is a specialization of QChart to show a polar chart.
39 QPolarChart is a specialization of QChart to show a polar chart.
40
40
41 Polar charts support line, spline, area, and scatter series, and all axis types
41 Polar charts support line, spline, area, and scatter series, and all axis types
42 supported by those series.
42 supported by those series.
43
43
44 \note When setting ticks to an angular QValueAxis, keep in mind that the first and last tick
44 \note When setting ticks to an angular QValueAxis, keep in mind that the first and last tick
45 are co-located at 0/360 degree angle.
45 are co-located at 0/360 degree angle.
46
46
47 \note If the angular distance between two consecutive points in a series is more than 180 degrees,
47 \note If the angular distance between two consecutive points in a series is more than 180 degrees,
48 any line connecting the two points becomes meaningless, so choose the axis ranges accordingly
48 any line connecting the two points becomes meaningless, so choose the axis ranges accordingly
49 when displaying line, spline, or area series.
49 when displaying line, spline, or area series. In such case series don't draw a direct line between
50 the two points, but instead draw a line to and from the center of the chart.
50
51
51 \note Polar charts do not support multiple axes of same orientation.
52 \note Polar charts do not support multiple axes of same orientation.
52
53
53 \sa QChart
54 \sa QChart
54 */
55 */
55
56
56 /*!
57 /*!
57 Constructs a polar chart as a child of a \a parent.
58 Constructs a polar chart as a child of the \a parent.
58 Parameter \a wFlags is passed to the QChart constructor.
59 Parameter \a wFlags is passed to the QChart constructor.
59 */
60 */
60 QPolarChart::QPolarChart(QGraphicsItem *parent, Qt::WindowFlags wFlags)
61 QPolarChart::QPolarChart(QGraphicsItem *parent, Qt::WindowFlags wFlags)
61 : QChart(QChart::ChartTypePolar, parent, wFlags)
62 : QChart(QChart::ChartTypePolar, parent, wFlags)
62 {
63 {
63 }
64 }
64
65
65 /*!
66 /*!
66 Destroys the object and it's children, like series and axis objects added to it.
67 Destroys the polar chart object and its children, like series and axis objects added to it.
67 */
68 */
68 QPolarChart::~QPolarChart()
69 QPolarChart::~QPolarChart()
69 {
70 {
70 }
71 }
71
72
72 /*!
73 /*!
73 Returns the axes added for the \a series with \a polarOrientation. If no series is provided, then any axis with the
74 Returns the axes added for the \a series with \a polarOrientation. If no series is provided, then any axis with the
74 specified polar orientation is returned.
75 specified polar orientation is returned.
76
75 \sa addAxis()
77 \sa addAxis()
76 */
78 */
77 QList<QAbstractAxis *> QPolarChart::axes(PolarOrientations polarOrientation, QAbstractSeries *series) const
79 QList<QAbstractAxis *> QPolarChart::axes(PolarOrientations polarOrientation, QAbstractSeries *series) const
78 {
80 {
79 Qt::Orientations orientation(0);
81 Qt::Orientations orientation(0);
80 if (polarOrientation.testFlag(PolarOrientationAngular))
82 if (polarOrientation.testFlag(PolarOrientationAngular))
81 orientation |= Qt::Horizontal;
83 orientation |= Qt::Horizontal;
82 if (polarOrientation.testFlag(PolarOrientationRadial))
84 if (polarOrientation.testFlag(PolarOrientationRadial))
83 orientation |= Qt::Vertical;
85 orientation |= Qt::Vertical;
84
86
85 return QChart::axes(orientation, series);
87 return QChart::axes(orientation, series);
86 }
88 }
87
89
88 /*!
90 /*!
89 This convenience method adds \a axis to the polar chart with \a polarOrientation.
91 This convenience method adds \a axis to the polar chart with \a polarOrientation.
90 The chart takes the ownership of the axis.
92 The chart takes the ownership of the axis.
91
93
92 \note Axes can be added to a polar chart also with QChart::addAxis() instead of this method.
94 \note Axes can be added to a polar chart also with QChart::addAxis() instead of this method.
93 The specified alignment determines the polar orientation: horizontal alignments indicate angular
95 The specified alignment determines the polar orientation: horizontal alignments indicate angular
94 axis and vertical alignments indicate radial axis.
96 axis and vertical alignments indicate radial axis.
97
95 \sa QChart::removeAxis(), QChart::createDefaultAxes(), QAbstractSeries::attachAxis(), QChart::addAxis()
98 \sa QChart::removeAxis(), QChart::createDefaultAxes(), QAbstractSeries::attachAxis(), QChart::addAxis()
96 */
99 */
97 void QPolarChart::addAxis(QAbstractAxis *axis, PolarOrientation polarOrientation)
100 void QPolarChart::addAxis(QAbstractAxis *axis, PolarOrientation polarOrientation)
98 {
101 {
99 if (!axis || axis->type() == QAbstractAxis::AxisTypeBarCategory) {
102 if (!axis || axis->type() == QAbstractAxis::AxisTypeBarCategory) {
100 qWarning("QAbstractAxis::AxisTypeBarCategory is not a supported axis type for polar charts.");
103 qWarning("QAbstractAxis::AxisTypeBarCategory is not a supported axis type for polar charts.");
101 } else {
104 } else {
102 Qt::Alignment alignment = Qt::AlignLeft;
105 Qt::Alignment alignment = Qt::AlignLeft;
103 if (polarOrientation == PolarOrientationAngular)
106 if (polarOrientation == PolarOrientationAngular)
104 alignment = Qt::AlignBottom;
107 alignment = Qt::AlignBottom;
105 QChart::addAxis(axis, alignment);
108 QChart::addAxis(axis, alignment);
106 }
109 }
107 }
110 }
108
111
109 /*!
112 /*!
110 Angular axes of a polar chart report horizontal orientation and radial axes report
113 Angular axes of a polar chart report horizontal orientation and radial axes report
111 vertical orientation.
114 vertical orientation.
112 This function is a convenience function for converting the orientation of an \a axis to
115 This function is a convenience function for converting the orientation of an \a axis to
113 corresponding polar orientation. If the \a axis is NULL or not added to a polar chart,
116 corresponding polar orientation. If the \a axis is NULL or not added to a polar chart,
114 the return value is meaningless.
117 the return value is meaningless.
115 */
118 */
116 QPolarChart::PolarOrientation QPolarChart::axisPolarOrientation(QAbstractAxis *axis)
119 QPolarChart::PolarOrientation QPolarChart::axisPolarOrientation(QAbstractAxis *axis)
117 {
120 {
118 if (axis && axis->orientation() == Qt::Horizontal)
121 if (axis && axis->orientation() == Qt::Horizontal)
119 return PolarOrientationAngular;
122 return PolarOrientationAngular;
120 else
123 else
121 return PolarOrientationRadial;
124 return PolarOrientationRadial;
122 }
125 }
123
126
124 #include "moc_qpolarchart.cpp"
127 #include "moc_qpolarchart.cpp"
125
128
126 QTCOMMERCIALCHART_END_NAMESPACE
129 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,152 +1,152
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qsplineseries.h"
21 #include "qsplineseries.h"
22 #include "qsplineseries_p.h"
22 #include "qsplineseries_p.h"
23 #include "splinechartitem_p.h"
23 #include "splinechartitem_p.h"
24 #include "chartdataset_p.h"
24 #include "chartdataset_p.h"
25 #include "charttheme_p.h"
25 #include "charttheme_p.h"
26 #include "splineanimation_p.h"
26 #include "splineanimation_p.h"
27
27
28 /*!
28 /*!
29 \class QSplineSeries
29 \class QSplineSeries
30 \brief Series type used to store data needed to draw a spline.
30 \brief Series type used to store data needed to draw a spline.
31
31
32 QSplineSeries stores the data points along with the segment control points needed by QPainterPath to draw spline
32 QSplineSeries stores the data points along with the segment control points needed by QPainterPath to draw spline
33 Control points are automatically calculated when data changes. The algorithm computes the points so that the normal spline can be drawn.
33 Control points are automatically calculated when data changes. The algorithm computes the points so that the normal spline can be drawn.
34
34
35 \image examples_splinechart.png
35 \image examples_splinechart.png
36
36
37 Creating basic spline chart is simple:
37 Creating basic spline chart is simple:
38 \code
38 \code
39 QSplineSeries* series = new QSplineSeries();
39 QSplineSeries* series = new QSplineSeries();
40 series->append(0, 6);
40 series->append(0, 6);
41 series->append(2, 4);
41 series->append(2, 4);
42 ...
42 ...
43 chart->addSeries(series);
43 chart->addSeries(series);
44 \endcode
44 \endcode
45 */
45 */
46
46
47 /*!
47 /*!
48 \qmlclass SplineSeries QSplineSeries
48 \qmlclass SplineSeries QSplineSeries
49 \inherits XYSeries
49 \inherits XYSeries
50
50
51 The following QML shows how to create a simple spline chart:
51 The following QML shows how to create a simple spline chart:
52 \snippet ../demos/qmlchart/qml/qmlchart/View3.qml 1
52 \snippet ../demos/qmlchart/qml/qmlchart/View3.qml 1
53 \beginfloatleft
53 \beginfloatleft
54 \image demos_qmlchart3.png
54 \image demos_qmlchart3.png
55 \endfloat
55 \endfloat
56 \clearfloat
56 \clearfloat
57 */
57 */
58
58
59 /*!
59 /*!
60 \fn QSeriesType QSplineSeries::type() const
60 \fn QSeriesType QSplineSeries::type() const
61 Returns the type of the series
61 Returns the type of the series
62 */
62 */
63
63
64 /*!
64 /*!
65 \qmlproperty real SplineSeries::width
65 \qmlproperty real SplineSeries::width
66 The width of the line. By default the width is 2.0.
66 The width of the line. By default the width is 2.0.
67 */
67 */
68
68
69 /*!
69 /*!
70 \qmlproperty Qt::PenStyle SplineSeries::style
70 \qmlproperty Qt::PenStyle SplineSeries::style
71 Controls the style of the line. Set to one of Qt.NoPen, Qt.SolidLine, Qt.DashLine, Qt.DotLine,
71 Controls the style of the line. Set to one of Qt.NoPen, Qt.SolidLine, Qt.DashLine, Qt.DotLine,
72 Qt.DashDotLine or Qt.DashDotDotLine. Using Qt.CustomDashLine is not supported in the QML API.
72 Qt.DashDotLine or Qt.DashDotDotLine. Using Qt.CustomDashLine is not supported in the QML API.
73 By default the style is Qt.SolidLine.
73 By default the style is Qt.SolidLine.
74 */
74 */
75
75
76 /*!
76 /*!
77 \qmlproperty Qt::PenCapStyle SplineSeries::capStyle
77 \qmlproperty Qt::PenCapStyle SplineSeries::capStyle
78 Controls the cap style of the line. Set to one of Qt.FlatCap, Qt.SquareCap or Qt.RoundCap. By
78 Controls the cap style of the line. Set to one of Qt.FlatCap, Qt.SquareCap or Qt.RoundCap. By
79 default the cap style is Qt.SquareCap.
79 default the cap style is Qt.SquareCap.
80 */
80 */
81
81
82 QTCOMMERCIALCHART_BEGIN_NAMESPACE
82 QTCOMMERCIALCHART_BEGIN_NAMESPACE
83
83
84 /*!
84 /*!
85 Constructs empty series object which is a child of \a parent.
85 Constructs empty series object which is a child of \a parent.
86 When series object is added to QChartView or QChart instance then the ownerships is transferred.
86 When series object is added to a QChart instance then the ownerships is transferred.
87 */
87 */
88
88
89 QSplineSeries::QSplineSeries(QObject *parent)
89 QSplineSeries::QSplineSeries(QObject *parent)
90 : QLineSeries(*new QSplineSeriesPrivate(this), parent)
90 : QLineSeries(*new QSplineSeriesPrivate(this), parent)
91 {
91 {
92 }
92 }
93
93
94 /*!
94 /*!
95 Destroys the object.
95 Destroys the object.
96 */
96 */
97 QSplineSeries::~QSplineSeries()
97 QSplineSeries::~QSplineSeries()
98 {
98 {
99 Q_D(QSplineSeries);
99 Q_D(QSplineSeries);
100 if (d->m_chart)
100 if (d->m_chart)
101 d->m_chart->removeSeries(this);
101 d->m_chart->removeSeries(this);
102 }
102 }
103
103
104 QAbstractSeries::SeriesType QSplineSeries::type() const
104 QAbstractSeries::SeriesType QSplineSeries::type() const
105 {
105 {
106 return QAbstractSeries::SeriesTypeSpline;
106 return QAbstractSeries::SeriesTypeSpline;
107 }
107 }
108
108
109 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
109 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
110
110
111 QSplineSeriesPrivate::QSplineSeriesPrivate(QSplineSeries *q)
111 QSplineSeriesPrivate::QSplineSeriesPrivate(QSplineSeries *q)
112 : QLineSeriesPrivate(q)
112 : QLineSeriesPrivate(q)
113 {
113 {
114 }
114 }
115
115
116 void QSplineSeriesPrivate::initializeGraphics(QGraphicsItem* parent)
116 void QSplineSeriesPrivate::initializeGraphics(QGraphicsItem* parent)
117 {
117 {
118 Q_Q(QSplineSeries);
118 Q_Q(QSplineSeries);
119 SplineChartItem *spline = new SplineChartItem(q,parent);
119 SplineChartItem *spline = new SplineChartItem(q,parent);
120 m_item.reset(spline);
120 m_item.reset(spline);
121 QAbstractSeriesPrivate::initializeGraphics(parent);
121 QAbstractSeriesPrivate::initializeGraphics(parent);
122 }
122 }
123
123
124 void QSplineSeriesPrivate::initializeTheme(int index, ChartTheme* theme, bool forced)
124 void QSplineSeriesPrivate::initializeTheme(int index, ChartTheme* theme, bool forced)
125 {
125 {
126 Q_Q(QSplineSeries);
126 Q_Q(QSplineSeries);
127 const QList<QColor> colors = theme->seriesColors();
127 const QList<QColor> colors = theme->seriesColors();
128
128
129 QPen pen;
129 QPen pen;
130 if (forced || pen == m_pen) {
130 if (forced || pen == m_pen) {
131 pen.setColor(colors.at(index % colors.size()));
131 pen.setColor(colors.at(index % colors.size()));
132 pen.setWidthF(2);
132 pen.setWidthF(2);
133 q->setPen(pen);
133 q->setPen(pen);
134 }
134 }
135 }
135 }
136
136
137 void QSplineSeriesPrivate::initializeAnimations(QtCommercialChart::QChart::AnimationOptions options)
137 void QSplineSeriesPrivate::initializeAnimations(QtCommercialChart::QChart::AnimationOptions options)
138 {
138 {
139 SplineChartItem *item = static_cast<SplineChartItem *>(m_item.data());
139 SplineChartItem *item = static_cast<SplineChartItem *>(m_item.data());
140 Q_ASSERT(item);
140 Q_ASSERT(item);
141 if (options.testFlag(QChart::SeriesAnimations)) {
141 if (options.testFlag(QChart::SeriesAnimations)) {
142 item->setAnimation(new SplineAnimation(item));
142 item->setAnimation(new SplineAnimation(item));
143 }else{
143 }else{
144 item->setAnimation(0);
144 item->setAnimation(0);
145 }
145 }
146 QAbstractSeriesPrivate::initializeAnimations(options);
146 QAbstractSeriesPrivate::initializeAnimations(options);
147 }
147 }
148
148
149 #include "moc_qsplineseries.cpp"
149 #include "moc_qsplineseries.cpp"
150 #include "moc_qsplineseries_p.cpp"
150 #include "moc_qsplineseries_p.cpp"
151
151
152 QTCOMMERCIALCHART_END_NAMESPACE
152 QTCOMMERCIALCHART_END_NAMESPACE
@@ -1,560 +1,559
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2013 Digia Plc
3 ** Copyright (C) 2013 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "qxyseries.h"
21 #include "qxyseries.h"
22 #include "qxyseries_p.h"
22 #include "qxyseries_p.h"
23 #include "abstractdomain_p.h"
23 #include "abstractdomain_p.h"
24 #include "qvalueaxis.h"
24 #include "qvalueaxis.h"
25 #include "xychart_p.h"
25 #include "xychart_p.h"
26 #include "qxylegendmarker.h"
26 #include "qxylegendmarker.h"
27 #include "charthelpers_p.h"
27 #include "charthelpers_p.h"
28
28
29 QTCOMMERCIALCHART_BEGIN_NAMESPACE
29 QTCOMMERCIALCHART_BEGIN_NAMESPACE
30
30
31 /*!
31 /*!
32 \class QXYSeries
32 \class QXYSeries
33 \brief The QXYSeries class is a base class for line, spline and scatter series.
33 \brief The QXYSeries class is a base class for line, spline and scatter series.
34 */
34 */
35 /*!
35 /*!
36 \qmlclass XYSeries
36 \qmlclass XYSeries
37 \inherits AbstractSeries
37 \inherits AbstractSeries
38 The XYSeries class is a base class for line, spline and scatter series.
38 The XYSeries class is a base class for line, spline and scatter series.
39
39
40 The class cannot be instantiated directly.
40 The class cannot be instantiated directly.
41 */
41 */
42
42
43 /*!
43 /*!
44 \qmlproperty AbstractAxis XYSeries::axisX
44 \qmlproperty AbstractAxis XYSeries::axisX
45 The x axis used for the series. If you leave both axisX and axisXTop undefined, a ValueAxis is created for
45 The x axis used for the series. If you leave both axisX and axisXTop undefined, a ValueAxis is created for
46 the series.
46 the series.
47 \sa axisXTop
47 \sa axisXTop
48 */
48 */
49
49
50 /*!
50 /*!
51 \qmlproperty AbstractAxis XYSeries::axisY
51 \qmlproperty AbstractAxis XYSeries::axisY
52 The y axis used for the series. If you leave both axisY and axisYRight undefined, a ValueAxis is created for
52 The y axis used for the series. If you leave both axisY and axisYRight undefined, a ValueAxis is created for
53 the series.
53 the series.
54 \sa axisYRight
54 \sa axisYRight
55 */
55 */
56
56
57 /*!
57 /*!
58 \qmlproperty AbstractAxis XYSeries::axisXTop
58 \qmlproperty AbstractAxis XYSeries::axisXTop
59 The x axis used for the series, drawn on top of the chart view. Note that you can only provide either axisX or
59 The x axis used for the series, drawn on top of the chart view. Note that you can only provide either axisX or
60 axisXTop, but not both.
60 axisXTop, but not both.
61 \sa axisX
61 \sa axisX
62 */
62 */
63
63
64 /*!
64 /*!
65 \qmlproperty AbstractAxis XYSeries::axisYRight
65 \qmlproperty AbstractAxis XYSeries::axisYRight
66 The y axis used for the series, drawn to the right on the chart view. Note that you can only provide either axisY
66 The y axis used for the series, drawn to the right on the chart view. Note that you can only provide either axisY
67 or axisYRight, but not both.
67 or axisYRight, but not both.
68 \sa axisY
68 \sa axisY
69 */
69 */
70
70
71 /*!
71 /*!
72 \qmlproperty AbstractAxis XYSeries::axisAngular
72 \qmlproperty AbstractAxis XYSeries::axisAngular
73 The angular axis used for the series, drawn around the polar chart view.
73 The angular axis used for the series, drawn around the polar chart view.
74 \sa axisX
74 \sa axisX
75 */
75 */
76
76
77 /*!
77 /*!
78 \qmlproperty AbstractAxis XYSeries::axisRadial
78 \qmlproperty AbstractAxis XYSeries::axisRadial
79 The radial axis used for the series, drawn inside the polar chart view.
79 The radial axis used for the series, drawn inside the polar chart view.
80 \sa axisY
80 \sa axisY
81 */
81 */
82
82
83 /*!
83 /*!
84 \property QXYSeries::pointsVisible
84 \property QXYSeries::pointsVisible
85 Controls if the data points are visible and should be drawn.
85 Controls if the data points are visible and should be drawn.
86 */
86 */
87 /*!
87 /*!
88 \qmlproperty bool XYSeries::pointsVisible
88 \qmlproperty bool XYSeries::pointsVisible
89 Controls if the data points are visible and should be drawn.
89 Controls if the data points are visible and should be drawn.
90 */
90 */
91
91
92 /*!
92 /*!
93 \fn QPen QXYSeries::pen() const
93 \fn QPen QXYSeries::pen() const
94 \brief Returns pen used to draw points for series.
94 \brief Returns pen used to draw points for series.
95 \sa setPen()
95 \sa setPen()
96 */
96 */
97
97
98 /*!
98 /*!
99 \fn QBrush QXYSeries::brush() const
99 \fn QBrush QXYSeries::brush() const
100 \brief Returns brush used to draw points for series.
100 \brief Returns brush used to draw points for series.
101 \sa setBrush()
101 \sa setBrush()
102 */
102 */
103
103
104 /*!
104 /*!
105 \property QXYSeries::color
105 \property QXYSeries::color
106 The color of the series. This is line (pen) color in case of QLineSeries or QSplineSeries and
106 The color of the series. This is line (pen) color in case of QLineSeries or QSplineSeries and
107 fill (brush) color in case of QScatterSeries or QAreaSeries.
107 fill (brush) color in case of QScatterSeries or QAreaSeries.
108 \sa QXYSeries::pen(), QXYSeries::brush()
108 \sa QXYSeries::pen(), QXYSeries::brush()
109 */
109 */
110 /*!
110 /*!
111 \qmlproperty color XYSeries::color
111 \qmlproperty color XYSeries::color
112 The color of the series. This is line (pen) color in case of LineSeries or SplineSeries and
112 The color of the series. This is line (pen) color in case of LineSeries or SplineSeries and
113 fill (brush) color in case of ScatterSeries or AreaSeries.
113 fill (brush) color in case of ScatterSeries or AreaSeries.
114 */
114 */
115
115
116 /*!
116 /*!
117 \fn void QXYSeries::clicked(const QPointF& point)
117 \fn void QXYSeries::clicked(const QPointF& point)
118 \brief Signal is emitted when user clicks the \a point on chart.
118 \brief Signal is emitted when user clicks the \a point on chart.
119 */
119 */
120 /*!
120 /*!
121 \qmlsignal XYSeries::onClicked(QPointF point)
121 \qmlsignal XYSeries::onClicked(QPointF point)
122 Signal is emitted when user clicks the \a point on chart. For example:
122 Signal is emitted when user clicks the \a point on chart. For example:
123 \code
123 \code
124 LineSeries {
124 LineSeries {
125 XYPoint { x: 0; y: 0 }
125 XYPoint { x: 0; y: 0 }
126 XYPoint { x: 1.1; y: 2.1 }
126 XYPoint { x: 1.1; y: 2.1 }
127 onClicked: console.log("onClicked: " + point.x + ", " + point.y);
127 onClicked: console.log("onClicked: " + point.x + ", " + point.y);
128 }
128 }
129 \endcode
129 \endcode
130 */
130 */
131
131
132 /*!
132 /*!
133 \fn void QXYSeries::hovered(const QPointF &point, bool state)
133 \fn void QXYSeries::hovered(const QPointF &point, bool state)
134 This signal is emitted when user has hovered over or away from the series. \a point shows the origin (coordinate)
134 This signal is emitted when user has hovered over or away from the series. \a point shows the origin (coordinate)
135 of the hover event. \a state is true when user has hovered over the series and false when hover has moved away from
135 of the hover event. \a state is true when user has hovered over the series and false when hover has moved away from
136 the series.
136 the series.
137 */
137 */
138 /*!
138 /*!
139 \qmlsignal XYSeries::onHovered(point point, bool state)
139 \qmlsignal XYSeries::onHovered(point point, bool state)
140 This signal is emitted when user has hovered over or away from the series. \a point shows the origin (coordinate)
140 This signal is emitted when user has hovered over or away from the series. \a point shows the origin (coordinate)
141 of the hover event. \a state is true when user has hovered over the series and false when hover has moved away from
141 of the hover event. \a state is true when user has hovered over the series and false when hover has moved away from
142 the series.
142 the series.
143 */
143 */
144
144
145 /*!
145 /*!
146 \fn void QXYSeries::pointReplaced(int index)
146 \fn void QXYSeries::pointReplaced(int index)
147 Signal is emitted when a point has been replaced at \a index.
147 Signal is emitted when a point has been replaced at \a index.
148 \sa replace()
148 \sa replace()
149 */
149 */
150 /*!
150 /*!
151 \qmlsignal XYSeries::onPointReplaced(int index)
151 \qmlsignal XYSeries::onPointReplaced(int index)
152 Signal is emitted when a point has been replaced at \a index.
152 Signal is emitted when a point has been replaced at \a index.
153 */
153 */
154
154
155 /*!
155 /*!
156 \fn void QXYSeries::pointsReplaced()
156 \fn void QXYSeries::pointsReplaced()
157 Signal is emitted when all points have been replaced with another points.
157 Signal is emitted when all points have been replaced with other points.
158 \sa replace()
158 \sa replace()
159 */
159 */
160 /*!
160 /*!
161 \qmlsignal XYSeries::onPointsReplaced()
161 \qmlsignal XYSeries::onPointsReplaced()
162 */
162 */
163
163
164 /*!
164 /*!
165 \fn void QXYSeries::pointAdded(int index)
165 \fn void QXYSeries::pointAdded(int index)
166 Signal is emitted when a point has been added at \a index.
166 Signal is emitted when a point has been added at \a index.
167 \sa append(), insert()
167 \sa append(), insert()
168 */
168 */
169 /*!
169 /*!
170 \qmlsignal XYSeries::onPointAdded(int index)
170 \qmlsignal XYSeries::onPointAdded(int index)
171 Signal is emitted when a point has been added at \a index.
171 Signal is emitted when a point has been added at \a index.
172 */
172 */
173
173
174 /*!
174 /*!
175 \fn void QXYSeries::pointRemoved(int index)
175 \fn void QXYSeries::pointRemoved(int index)
176 Signal is emitted when a point has been removed from \a index.
176 Signal is emitted when a point has been removed from \a index.
177 \sa remove()
177 \sa remove()
178 */
178 */
179 /*!
179 /*!
180 \qmlsignal XYSeries::onPointRemoved(int index)
180 \qmlsignal XYSeries::onPointRemoved(int index)
181 Signal is emitted when a point has been removed from \a index.
181 Signal is emitted when a point has been removed from \a index.
182 */
182 */
183
183
184 /*!
184 /*!
185 \fn void QXYSeries::colorChanged(QColor color)
185 \fn void QXYSeries::colorChanged(QColor color)
186 \brief Signal is emitted when the line (pen) color has changed to \a color.
186 \brief Signal is emitted when the line (pen) color has changed to \a color.
187 */
187 */
188 /*!
188 /*!
189 \qmlsignal XYSeries::onColorChanged(color color)
189 \qmlsignal XYSeries::onColorChanged(color color)
190 Signal is emitted when the line (pen) color has changed to \a color.
190 Signal is emitted when the line (pen) color has changed to \a color.
191 */
191 */
192
192
193 /*!
193 /*!
194 \fn void QXYSeriesPrivate::updated()
194 \fn void QXYSeriesPrivate::updated()
195 \brief \internal
195 \brief \internal
196 */
196 */
197
197
198 /*!
198 /*!
199 \qmlmethod XYSeries::append(real x, real y)
199 \qmlmethod XYSeries::append(real x, real y)
200 Append point (\a x, \a y) to the series
200 Append point (\a x, \a y) to the series
201 */
201 */
202
202
203 /*!
203 /*!
204 \qmlmethod XYSeries::replace(real oldX, real oldY, real newX, real newY)
204 \qmlmethod XYSeries::replace(real oldX, real oldY, real newX, real newY)
205 Replaces point (\a oldX, \a oldY) with point (\a newX, \a newY). Does nothing, if point (oldX, oldY) does not
205 Replaces point (\a oldX, \a oldY) with point (\a newX, \a newY). Does nothing, if point (oldX, oldY) does not
206 exist.
206 exist.
207 */
207 */
208
208
209 /*!
209 /*!
210 \qmlmethod XYSeries::remove(real x, real y)
210 \qmlmethod XYSeries::remove(real x, real y)
211 Removes point (\a x, \a y) from the series. Does nothing, if point (x, y) does not exist.
211 Removes point (\a x, \a y) from the series. Does nothing, if point (x, y) does not exist.
212 */
212 */
213
213
214 /*!
214 /*!
215 \qmlmethod XYSeries::insert(int index, real x, real y)
215 \qmlmethod XYSeries::insert(int index, real x, real y)
216 Inserts point (\a x, \a y) to the \a index. If index is 0 or smaller than 0 the point is prepended to the list of
216 Inserts point (\a x, \a y) to the \a index. If index is 0 or smaller than 0 the point is prepended to the list of
217 points. If index is the same as or bigger than count, the point is appended to the list of points.
217 points. If index is the same as or bigger than count, the point is appended to the list of points.
218 */
218 */
219
219
220 /*!
220 /*!
221 \qmlmethod QPointF XYSeries::at(int index)
221 \qmlmethod QPointF XYSeries::at(int index)
222 Returns point at \a index. Returns (0, 0) if the index is not valid.
222 Returns point at \a index. Returns (0, 0) if the index is not valid.
223 */
223 */
224
224
225 /*!
225 /*!
226 \internal
226 \internal
227
227
228 Constructs empty series object which is a child of \a parent.
228 Constructs empty series object which is a child of \a parent.
229 When series object is added to QChartView or QChart instance ownerships is transferred.
229 When series object is added to QChart instance ownerships is transferred.
230 */
230 */
231 QXYSeries::QXYSeries(QXYSeriesPrivate &d, QObject *parent)
231 QXYSeries::QXYSeries(QXYSeriesPrivate &d, QObject *parent)
232 : QAbstractSeries(d, parent)
232 : QAbstractSeries(d, parent)
233 {
233 {
234 }
234 }
235
235
236 /*!
236 /*!
237 Destroys the object. Series added to QChartView or QChart instances are owned by those,
237 Destroys the object. Series added to QChart instances are owned by those,
238 and are deleted when mentioned object are destroyed.
238 and are destroyed when QChart instances are destroyed.
239 */
239 */
240 QXYSeries::~QXYSeries()
240 QXYSeries::~QXYSeries()
241 {
241 {
242 }
242 }
243
243
244 /*!
244 /*!
245 Adds data point \a x \a y to the series. Points are connected with lines on the chart.
245 Adds data point (\a x, \a y) to the series.
246 */
246 */
247 void QXYSeries::append(qreal x, qreal y)
247 void QXYSeries::append(qreal x, qreal y)
248 {
248 {
249 append(QPointF(x, y));
249 append(QPointF(x, y));
250 }
250 }
251
251
252 /*!
252 /*!
253 This is an overloaded function.
253 This is an overloaded function.
254 Adds data \a point to the series. Points are connected with lines on the chart.
254 Adds data \a point to the series.
255 */
255 */
256 void QXYSeries::append(const QPointF &point)
256 void QXYSeries::append(const QPointF &point)
257 {
257 {
258 Q_D(QXYSeries);
258 Q_D(QXYSeries);
259
259
260 if (isValidValue(point)) {
260 if (isValidValue(point)) {
261 d->m_points << point;
261 d->m_points << point;
262 emit pointAdded(d->m_points.count() - 1);
262 emit pointAdded(d->m_points.count() - 1);
263 }
263 }
264 }
264 }
265
265
266 /*!
266 /*!
267 This is an overloaded function.
267 This is an overloaded function.
268 Adds list of data \a points to the series. Points are connected with lines on the chart.
268 Adds list of data \a points to the series.
269 */
269 */
270 void QXYSeries::append(const QList<QPointF> &points)
270 void QXYSeries::append(const QList<QPointF> &points)
271 {
271 {
272 foreach (const QPointF &point , points)
272 foreach (const QPointF &point , points)
273 append(point);
273 append(point);
274 }
274 }
275
275
276 /*!
276 /*!
277 Replaces data point \a oldX \a oldY with data point \a newX \a newY.
277 Replaces data point (\a oldX, \a oldY) with data point (\a newX, \a newY).
278 \sa QXYSeries::pointReplaced()
278 \sa QXYSeries::pointReplaced()
279 */
279 */
280 void QXYSeries::replace(qreal oldX, qreal oldY, qreal newX, qreal newY)
280 void QXYSeries::replace(qreal oldX, qreal oldY, qreal newX, qreal newY)
281 {
281 {
282 replace(QPointF(oldX, oldY), QPointF(newX, newY));
282 replace(QPointF(oldX, oldY), QPointF(newX, newY));
283 }
283 }
284
284
285 /*!
285 /*!
286 Replaces \a oldPoint with \a newPoint.
286 Replaces \a oldPoint with \a newPoint.
287 \sa QXYSeries::pointReplaced()
287 \sa QXYSeries::pointReplaced()
288 */
288 */
289 void QXYSeries::replace(const QPointF &oldPoint, const QPointF &newPoint)
289 void QXYSeries::replace(const QPointF &oldPoint, const QPointF &newPoint)
290 {
290 {
291 Q_D(QXYSeries);
291 Q_D(QXYSeries);
292 int index = d->m_points.indexOf(oldPoint);
292 int index = d->m_points.indexOf(oldPoint);
293 if (index == -1)
293 if (index == -1)
294 return;
294 return;
295 if (isValidValue(newPoint)) {
295 if (isValidValue(newPoint)) {
296 d->m_points[index] = newPoint;
296 d->m_points[index] = newPoint;
297 emit pointReplaced(index);
297 emit pointReplaced(index);
298 }
298 }
299 }
299 }
300
300
301 /*!
301 /*!
302 Replaces the current points with \a points. This is faster than replacing data points one by one,
302 Replaces the current points with \a points.
303 \note This is much faster than replacing data points one by one,
303 or first clearing all data, and then appending the new data. Emits QXYSeries::pointsReplaced()
304 or first clearing all data, and then appending the new data. Emits QXYSeries::pointsReplaced()
304 when the points have been replaced.
305 when the points have been replaced.
305 \sa QXYSeries::pointsReplaced()
306 \sa QXYSeries::pointsReplaced()
306 */
307 */
307 void QXYSeries::replace(QList<QPointF> points)
308 void QXYSeries::replace(QList<QPointF> points)
308 {
309 {
309 Q_D(QXYSeries);
310 Q_D(QXYSeries);
310 d->m_points = points.toVector();
311 d->m_points = points.toVector();
311 emit pointsReplaced();
312 emit pointsReplaced();
312 }
313 }
313
314
314 /*!
315 /*!
315 Removes current \a x and \a y value.
316 Removes the point (\a x, \a y) from the series.
316 */
317 */
317 void QXYSeries::remove(qreal x, qreal y)
318 void QXYSeries::remove(qreal x, qreal y)
318 {
319 {
319 remove(QPointF(x, y));
320 remove(QPointF(x, y));
320 }
321 }
321
322
322 /*!
323 /*!
323 Removes current \a point x value.
324 Removes the \a point from the series.
324
325 Note: point y value is ignored.
326 */
325 */
327 void QXYSeries::remove(const QPointF &point)
326 void QXYSeries::remove(const QPointF &point)
328 {
327 {
329 Q_D(QXYSeries);
328 Q_D(QXYSeries);
330 int index = d->m_points.indexOf(point);
329 int index = d->m_points.indexOf(point);
331 if (index == -1)
330 if (index == -1)
332 return;
331 return;
333 d->m_points.remove(index);
332 d->m_points.remove(index);
334 emit pointRemoved(index);
333 emit pointRemoved(index);
335 }
334 }
336
335
337 /*!
336 /*!
338 Inserts a \a point in the series at \a index position.
337 Inserts a \a point in the series at \a index position.
339 */
338 */
340 void QXYSeries::insert(int index, const QPointF &point)
339 void QXYSeries::insert(int index, const QPointF &point)
341 {
340 {
342 Q_D(QXYSeries);
341 Q_D(QXYSeries);
343 if (isValidValue(point)) {
342 if (isValidValue(point)) {
344 d->m_points.insert(index, point);
343 d->m_points.insert(index, point);
345 emit pointAdded(index);
344 emit pointAdded(index);
346 }
345 }
347 }
346 }
348
347
349 /*!
348 /*!
350 Removes all points from the series.
349 Removes all points from the series.
351 */
350 */
352 void QXYSeries::clear()
351 void QXYSeries::clear()
353 {
352 {
354 Q_D(QXYSeries);
353 Q_D(QXYSeries);
355 for (int i = d->m_points.size() - 1; i >= 0; i--)
354 for (int i = d->m_points.size() - 1; i >= 0; i--)
356 remove(d->m_points.at(i));
355 remove(d->m_points.at(i));
357 }
356 }
358
357
359 /*!
358 /*!
360 Returns list of points in the series.
359 Returns list of points in the series.
361 */
360 */
362 QList<QPointF> QXYSeries::points() const
361 QList<QPointF> QXYSeries::points() const
363 {
362 {
364 Q_D(const QXYSeries);
363 Q_D(const QXYSeries);
365 return d->m_points.toList();
364 return d->m_points.toList();
366 }
365 }
367
366
368 /*!
367 /*!
369 Returns point at \a index in internal points vector.
368 Returns point at \a index in internal points vector.
370 */
369 */
371 const QPointF &QXYSeries::at(int index) const
370 const QPointF &QXYSeries::at(int index) const
372 {
371 {
373 Q_D(const QXYSeries);
372 Q_D(const QXYSeries);
374 return d->m_points.at(index);
373 return d->m_points.at(index);
375 }
374 }
376
375
377 /*!
376 /*!
378 Returns number of data points within series.
377 Returns number of data points within series.
379 */
378 */
380 int QXYSeries::count() const
379 int QXYSeries::count() const
381 {
380 {
382 Q_D(const QXYSeries);
381 Q_D(const QXYSeries);
383 return d->m_points.count();
382 return d->m_points.count();
384 }
383 }
385
384
386
385
387 /*!
386 /*!
388 Sets \a pen used for drawing points on the chart. If the pen is not defined, the
387 Sets \a pen used for drawing points on the chart. If the pen is not defined, the
389 pen from chart theme is used.
388 pen from chart theme is used.
390 \sa QChart::setTheme()
389 \sa QChart::setTheme()
391 */
390 */
392 void QXYSeries::setPen(const QPen &pen)
391 void QXYSeries::setPen(const QPen &pen)
393 {
392 {
394 Q_D(QXYSeries);
393 Q_D(QXYSeries);
395 if (d->m_pen != pen) {
394 if (d->m_pen != pen) {
396 bool emitColorChanged = d->m_pen.color() != pen.color();
395 bool emitColorChanged = d->m_pen.color() != pen.color();
397 d->m_pen = pen;
396 d->m_pen = pen;
398 emit d->updated();
397 emit d->updated();
399 if (emitColorChanged)
398 if (emitColorChanged)
400 emit colorChanged(pen.color());
399 emit colorChanged(pen.color());
401 }
400 }
402 }
401 }
403
402
404 QPen QXYSeries::pen() const
403 QPen QXYSeries::pen() const
405 {
404 {
406 Q_D(const QXYSeries);
405 Q_D(const QXYSeries);
407 return d->m_pen;
406 return d->m_pen;
408 }
407 }
409
408
410 /*!
409 /*!
411 Sets \a brush used for drawing points on the chart. If the brush is not defined, brush
410 Sets \a brush used for drawing points on the chart. If the brush is not defined, brush
412 from chart theme setting is used.
411 from chart theme setting is used.
413 \sa QChart::setTheme()
412 \sa QChart::setTheme()
414 */
413 */
415 void QXYSeries::setBrush(const QBrush &brush)
414 void QXYSeries::setBrush(const QBrush &brush)
416 {
415 {
417 Q_D(QXYSeries);
416 Q_D(QXYSeries);
418 if (d->m_brush != brush) {
417 if (d->m_brush != brush) {
419 d->m_brush = brush;
418 d->m_brush = brush;
420 emit d->updated();
419 emit d->updated();
421 }
420 }
422 }
421 }
423
422
424 QBrush QXYSeries::brush() const
423 QBrush QXYSeries::brush() const
425 {
424 {
426 Q_D(const QXYSeries);
425 Q_D(const QXYSeries);
427 return d->m_brush;
426 return d->m_brush;
428 }
427 }
429
428
430 void QXYSeries::setColor(const QColor &color)
429 void QXYSeries::setColor(const QColor &color)
431 {
430 {
432 QPen p = pen();
431 QPen p = pen();
433 if (p.color() != color) {
432 if (p.color() != color) {
434 p.setColor(color);
433 p.setColor(color);
435 setPen(p);
434 setPen(p);
436 }
435 }
437 }
436 }
438
437
439 QColor QXYSeries::color() const
438 QColor QXYSeries::color() const
440 {
439 {
441 return pen().color();
440 return pen().color();
442 }
441 }
443
442
444 void QXYSeries::setPointsVisible(bool visible)
443 void QXYSeries::setPointsVisible(bool visible)
445 {
444 {
446 Q_D(QXYSeries);
445 Q_D(QXYSeries);
447 if (d->m_pointsVisible != visible) {
446 if (d->m_pointsVisible != visible) {
448 d->m_pointsVisible = visible;
447 d->m_pointsVisible = visible;
449 emit d->updated();
448 emit d->updated();
450 }
449 }
451 }
450 }
452
451
453 bool QXYSeries::pointsVisible() const
452 bool QXYSeries::pointsVisible() const
454 {
453 {
455 Q_D(const QXYSeries);
454 Q_D(const QXYSeries);
456 return d->m_pointsVisible;
455 return d->m_pointsVisible;
457 }
456 }
458
457
459
458
460 /*!
459 /*!
461 Stream operator for adding a data \a point to the series.
460 Stream operator for adding a data \a point to the series.
462 \sa append()
461 \sa append()
463 */
462 */
464 QXYSeries &QXYSeries::operator<< (const QPointF &point)
463 QXYSeries &QXYSeries::operator<< (const QPointF &point)
465 {
464 {
466 append(point);
465 append(point);
467 return *this;
466 return *this;
468 }
467 }
469
468
470
469
471 /*!
470 /*!
472 Stream operator for adding a list of \a points to the series.
471 Stream operator for adding a list of \a points to the series.
473 \sa append()
472 \sa append()
474 */
473 */
475
474
476 QXYSeries &QXYSeries::operator<< (const QList<QPointF>& points)
475 QXYSeries &QXYSeries::operator<< (const QList<QPointF>& points)
477 {
476 {
478 append(points);
477 append(points);
479 return *this;
478 return *this;
480 }
479 }
481
480
482 //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
481 //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
483
482
484
483
485 QXYSeriesPrivate::QXYSeriesPrivate(QXYSeries *q)
484 QXYSeriesPrivate::QXYSeriesPrivate(QXYSeries *q)
486 : QAbstractSeriesPrivate(q),
485 : QAbstractSeriesPrivate(q),
487 m_pointsVisible(false)
486 m_pointsVisible(false)
488 {
487 {
489 }
488 }
490
489
491 void QXYSeriesPrivate::initializeDomain()
490 void QXYSeriesPrivate::initializeDomain()
492 {
491 {
493 qreal minX(0);
492 qreal minX(0);
494 qreal minY(0);
493 qreal minY(0);
495 qreal maxX(1);
494 qreal maxX(1);
496 qreal maxY(1);
495 qreal maxY(1);
497
496
498 Q_Q(QXYSeries);
497 Q_Q(QXYSeries);
499
498
500 const QList<QPointF>& points = q->points();
499 const QList<QPointF>& points = q->points();
501
500
502 if (!points.isEmpty()) {
501 if (!points.isEmpty()) {
503 minX = points[0].x();
502 minX = points[0].x();
504 minY = points[0].y();
503 minY = points[0].y();
505 maxX = minX;
504 maxX = minX;
506 maxY = minY;
505 maxY = minY;
507
506
508 for (int i = 0; i < points.count(); i++) {
507 for (int i = 0; i < points.count(); i++) {
509 qreal x = points[i].x();
508 qreal x = points[i].x();
510 qreal y = points[i].y();
509 qreal y = points[i].y();
511 minX = qMin(minX, x);
510 minX = qMin(minX, x);
512 minY = qMin(minY, y);
511 minY = qMin(minY, y);
513 maxX = qMax(maxX, x);
512 maxX = qMax(maxX, x);
514 maxY = qMax(maxY, y);
513 maxY = qMax(maxY, y);
515 }
514 }
516 }
515 }
517
516
518 domain()->setRange(minX, maxX, minY, maxY);
517 domain()->setRange(minX, maxX, minY, maxY);
519 }
518 }
520
519
521 QList<QLegendMarker*> QXYSeriesPrivate::createLegendMarkers(QLegend* legend)
520 QList<QLegendMarker*> QXYSeriesPrivate::createLegendMarkers(QLegend* legend)
522 {
521 {
523 Q_Q(QXYSeries);
522 Q_Q(QXYSeries);
524 QList<QLegendMarker*> list;
523 QList<QLegendMarker*> list;
525 return list << new QXYLegendMarker(q,legend);
524 return list << new QXYLegendMarker(q,legend);
526 }
525 }
527
526
528 void QXYSeriesPrivate::initializeAxes()
527 void QXYSeriesPrivate::initializeAxes()
529 {
528 {
530
529
531 }
530 }
532
531
533 QAbstractAxis::AxisType QXYSeriesPrivate::defaultAxisType(Qt::Orientation orientation) const
532 QAbstractAxis::AxisType QXYSeriesPrivate::defaultAxisType(Qt::Orientation orientation) const
534 {
533 {
535 Q_UNUSED(orientation);
534 Q_UNUSED(orientation);
536 return QAbstractAxis::AxisTypeValue;
535 return QAbstractAxis::AxisTypeValue;
537 }
536 }
538
537
539 QAbstractAxis* QXYSeriesPrivate::createDefaultAxis(Qt::Orientation orientation) const
538 QAbstractAxis* QXYSeriesPrivate::createDefaultAxis(Qt::Orientation orientation) const
540 {
539 {
541 Q_UNUSED(orientation);
540 Q_UNUSED(orientation);
542 return 0;
541 return 0;
543 }
542 }
544
543
545 void QXYSeriesPrivate::initializeAnimations(QtCommercialChart::QChart::AnimationOptions options)
544 void QXYSeriesPrivate::initializeAnimations(QtCommercialChart::QChart::AnimationOptions options)
546 {
545 {
547 XYChart *item = static_cast<XYChart *>(m_item.data());
546 XYChart *item = static_cast<XYChart *>(m_item.data());
548 Q_ASSERT(item);
547 Q_ASSERT(item);
549 if (options.testFlag(QChart::SeriesAnimations)) {
548 if (options.testFlag(QChart::SeriesAnimations)) {
550 item->setAnimation(new XYAnimation(item));
549 item->setAnimation(new XYAnimation(item));
551 }else{
550 }else{
552 item->setAnimation(0);
551 item->setAnimation(0);
553 }
552 }
554 QAbstractSeriesPrivate::initializeAnimations(options);
553 QAbstractSeriesPrivate::initializeAnimations(options);
555 }
554 }
556
555
557 #include "moc_qxyseries.cpp"
556 #include "moc_qxyseries.cpp"
558 #include "moc_qxyseries_p.cpp"
557 #include "moc_qxyseries_p.cpp"
559
558
560 QTCOMMERCIALCHART_END_NAMESPACE
559 QTCOMMERCIALCHART_END_NAMESPACE
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