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legend pos to theme example, legend padding
sauimone -
r803:a2705c21cb29
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@@ -50,6 +50,7
50 50 #include <QSplineSeries>
51 51 #include <QScatterSeries>
52 52 #include <QAreaSeries>
53 #include <QLegend>
53 54 #include <QGridLayout>
54 55 #include <QFormLayout>
55 56 #include <QComboBox>
@@ -67,7 +68,9 ThemeWidget::ThemeWidget(QWidget* parent) :
67 68 m_dataTable(generateRandomData(m_listCount,m_valueMax,m_valueCount)),
68 69 m_themeComboBox(createThemeBox()),
69 70 m_antialiasCheckBox(new QCheckBox("Anti aliasing")),
70 m_animatedComboBox(createAnimationBox())
71 m_animatedComboBox(createAnimationBox()),
72 m_legendComboBox(createLegendBox())
73
71 74 {
72 75
73 76 connectSignals();
@@ -78,6 +81,7 ThemeWidget::ThemeWidget(QWidget* parent) :
78 81 settingsLayout->addWidget(m_themeComboBox);
79 82 settingsLayout->addWidget(new QLabel("Animation:"));
80 83 settingsLayout->addWidget(m_animatedComboBox);
84 settingsLayout->addWidget(m_legendComboBox);
81 85 settingsLayout->addWidget(m_antialiasCheckBox);
82 86 settingsLayout->addStretch();
83 87 baseLayout->addLayout(settingsLayout, 0, 0, 1, 3);
@@ -123,6 +127,7 void ThemeWidget::connectSignals()
123 127 connect(m_themeComboBox, SIGNAL(currentIndexChanged(int)), this, SLOT(updateUI()));
124 128 connect(m_antialiasCheckBox, SIGNAL(toggled(bool)), this, SLOT(updateUI()));
125 129 connect(m_animatedComboBox, SIGNAL(currentIndexChanged(int)), this, SLOT(updateUI()));
130 connect(m_legendComboBox, SIGNAL(currentIndexChanged(int)), this, SLOT(updateUI()));
126 131 }
127 132
128 133 DataTable ThemeWidget::generateRandomData(int listCount,int valueMax,int valueCount) const
@@ -172,6 +177,16 QComboBox* ThemeWidget::createAnimationBox() const
172 177 return animationComboBox;
173 178 }
174 179
180 QComboBox* ThemeWidget::createLegendBox() const
181 {
182 QComboBox* legendComboBox = new QComboBox();
183 legendComboBox->addItem("Legend Top", QLegend::AlignmentTop);
184 legendComboBox->addItem("Legend Bottom", QLegend::AlignmentBottom);
185 legendComboBox->addItem("Legend Left", QLegend::AlignmentLeft);
186 legendComboBox->addItem("Legend Right", QLegend::AlignmentRight);
187 return legendComboBox;
188 }
189
175 190 QChart* ThemeWidget::createAreaChart() const
176 191 {
177 192 // area chart
@@ -342,5 +357,11 void ThemeWidget::updateUI()
342 357 foreach (QChartView *chartView, m_charts)
343 358 chartView->chart()->setAnimationOptions(options);
344 359 }
360
361 QLegend::Alignments alignment(m_legendComboBox->itemData(m_legendComboBox->currentIndex()).toInt());
362 foreach (QChartView *chartView, m_charts) {
363 qDebug() << alignment;
364 chartView->chart()->legend()->setAlignmnent(alignment);
365 }
345 366 }
346 367
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@@ -70,6 +70,7 private:
70 70 DataTable generateRandomData(int listCount,int valueMax,int valueCount) const;
71 71 QComboBox* createThemeBox() const;
72 72 QComboBox* createAnimationBox() const;
73 QComboBox* createLegendBox() const;
73 74 void connectSignals();
74 75 QChart* createAreaChart() const;
75 76 QChart* createBarChart(int valueCount) const;
@@ -88,6 +89,7 private:
88 89 QComboBox *m_themeComboBox;
89 90 QCheckBox *m_antialiasCheckBox;
90 91 QComboBox *m_animatedComboBox;
92 QComboBox *m_legendComboBox;
91 93 };
92 94
93 95 #endif /* THEMEWINDOW_H_ */
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@@ -19,7 +19,6
19 19 ****************************************************************************/
20 20
21 21 #include "qchart.h"
22 #include "qlegend.h"
23 22 #include "qchartaxis.h"
24 23 #include "chartpresenter_p.h"
25 24 #include "chartdataset_p.h"
@@ -55,7 +54,6 ChartPresenter::ChartPresenter(QChart* chart,ChartDataSet* dataset):QObject(char
55 54 m_rect(QRectF(QPoint(0,0),m_chart->size())),
56 55 m_options(QChart::NoAnimation),
57 56 m_themeForce(false),
58 m_padding(50),
59 57 m_backgroundPadding(10)
60 58 {
61 59 createConnections();
@@ -79,55 +77,8 void ChartPresenter::createConnections()
79 77 void ChartPresenter::handleGeometryChanged()
80 78 {
81 79 QRectF rect(QPoint(0,0),m_chart->size());
82 QLegend* legend = m_chart->legend();
83 if ((legend->attachedToChart()) && (legend->isVisible())) {
84
85 // Reserve some space for legend
86 switch (m_chart->legend()->alignment()) {
87 case QLegend::AlignmentTop: {
88 rect.adjust(m_padding,
89 m_padding + legend->size().height(),
90 -m_padding,
91 -m_padding);
92 break;
93 }
94 case QLegend::AlignmentBottom: {
95 rect.adjust(m_padding,
96 m_padding,
97 -m_padding,
98 -m_padding - legend->size().height());
99 break;
100 }
101 case QLegend::AlignmentLeft: {
102 rect.adjust(m_padding + legend->size().width(),
103 m_padding,
104 -m_padding,
105 -m_padding);
106 break;
107 }
108 case QLegend::AlignmentRight: {
109 rect.adjust(m_padding,
110 m_padding,
111 -m_padding - legend->size().width(),
112 -m_padding);
113 break;
114 }
115 default: {
116 rect.adjust(m_padding,
117 m_padding,
118 -m_padding,
119 -m_padding);
120 break;
121 }
122 }
123 } else {
124
125 // Legend is detached, or not visible
126 rect.adjust(m_padding,
127 m_padding,
128 -m_padding,
129 -m_padding);
130 }
80 QRectF padding = m_chart->padding();
81 rect.adjust(padding.left(), padding.top(), -padding.right(), -padding.bottom());
131 82
132 83 //rewrite zoom stack
133 84 /*
@@ -393,7 +344,7 void ChartPresenter::zoomIn()
393 344 void ChartPresenter::zoomIn(const QRectF& rect)
394 345 {
395 346 QRectF r = rect.normalized();
396 r.translate(-m_padding, -m_padding);
347 r.translate(-m_chart->padding().topLeft());
397 348 if(m_animator) {
398 349
399 350 QPointF point(r.center().x()/geometry().width(),r.center().y()/geometry().height());
@@ -414,8 +365,8 void ChartPresenter::zoomOut()
414 365
415 366 QSizeF size = geometry().size();
416 367 QRectF rect = geometry();
417 rect.translate(-m_padding, -m_padding);
418 m_dataset->zoomOutDomain(rect.adjusted(size.width()/4,size.height()/4,-size.width()/4,-size.height()/4),size);
368 rect.translate(-m_chart->padding().topLeft());
369 m_dataset->zoomOutDomain(rect.adjusted(size.width()/4,size.height()/4,-size.width()/4,-size.height()/4),size);
419 370 //m_dataset->zoomOutDomain(m_zoomStack[m_zoomIndex-1],geometry().size());
420 371
421 372 if(m_animator){
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@@ -55,7 +55,6 public:
55 55 ChartPresenter(QChart* chart,ChartDataSet *dataset);
56 56 virtual ~ChartPresenter();
57 57
58 int padding() const { return m_padding; }
59 58 int backgroundPadding() const { return m_backgroundPadding; }
60 59 QRectF geometry() const { return m_rect; }
61 60 ChartAnimator* animator() const { return m_animator; }
@@ -98,7 +97,6 private:
98 97 QRectF m_rect;
99 98 QChart::AnimationOptions m_options;
100 99 bool m_themeForce;
101 int m_padding;
102 100 int m_backgroundPadding;
103 101
104 102 };
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@@ -73,8 +73,7 d_ptr(new QChartPrivate(this))
73 73 d_ptr->m_legend = new QLegend(this);
74 74 d_ptr->m_dataset = new ChartDataSet(this);
75 75 d_ptr->m_presenter = new ChartPresenter(this,d_ptr->m_dataset);
76 int padding = d_ptr->m_presenter->padding();
77 setMinimumSize(3*padding,3*padding);
76 setMinimumSize(d_ptr->m_padding.left() * 3, d_ptr->m_padding.top() * 3);
78 77 connect(d_ptr->m_dataset,SIGNAL(seriesAdded(QSeries*,Domain*)),d_ptr->m_legend,SLOT(handleSeriesAdded(QSeries*,Domain*)));
79 78 connect(d_ptr->m_dataset,SIGNAL(seriesRemoved(QSeries*)),d_ptr->m_legend,SLOT(handleSeriesRemoved(QSeries*)));
80 79 }
@@ -269,6 +268,12 QLegend* QChart::legend() const
269 268 return d_ptr->m_legend;
270 269 }
271 270
271 QRectF QChart::padding() const
272 {
273 return d_ptr->m_padding;
274 }
275
276
272 277 /*!
273 278 Resizes and updates the chart area using the \a event data
274 279 */
@@ -336,7 +341,8 m_backgroundItem(0),
336 341 m_titleItem(0),
337 342 m_legend(0),
338 343 m_dataset(0),
339 m_presenter(0)
344 m_presenter(0),
345 m_padding(QRectF(50,50,50,50))
340 346 {
341 347
342 348 }
@@ -365,10 +371,65 void QChartPrivate::createChartTitleItem()
365 371
366 372 void QChartPrivate::updateLegendLayout()
367 373 {
368 int padding = m_presenter->padding();
369 QRectF plotRect = m_rect.adjusted(padding,padding,-padding,-padding);
374 //int legendPadding = m_chart->legend()->padding();
375 int legendPadding = 30;
376 QRectF rect = m_rect;
377
378 if ((m_legend->attachedToChart()) && (m_legend->isVisible())) {
379
380 // Reserve some space for legend
381 switch (m_legend->alignment()) {
382 case QLegend::AlignmentTop: {
383 rect.adjust(m_padding.left(),
384 m_padding.top() + legendPadding,
385 -m_padding.right(),
386 -m_padding.bottom());
387 break;
388 }
389 case QLegend::AlignmentBottom: {
390 rect.adjust(m_padding.left(),
391 m_padding.top(),
392 -m_padding.right(),
393 -m_padding.bottom() - legendPadding);
394 break;
395 }
396 case QLegend::AlignmentLeft: {
397 rect.adjust(m_padding.left() + legendPadding,
398 m_padding.top(),
399 -m_padding.right(),
400 -m_padding.bottom());
401 break;
402 }
403 case QLegend::AlignmentRight: {
404 rect.adjust(m_padding.left(),
405 m_padding.top(),
406 -m_padding.right() - legendPadding,
407 -m_padding.bottom());
408 break;
409 }
410 default: {
411 rect.adjust(m_padding.left(),
412 m_padding.top(),
413 -m_padding.right(),
414 -m_padding.bottom());
415 break;
416 }
417 }
418 } else {
419
420 rect.adjust(m_padding.left(),
421 m_padding.top(),
422 -m_padding.right(),
423 -m_padding.bottom());
424 }
425
426 QRectF plotRect = m_rect.adjusted(m_padding.left()
427 ,m_padding.top()
428 ,-m_padding.right()
429 ,-m_padding.bottom());
370 430 QRectF legendRect;
371 431
432 int padding = 0; // TODO: fix this
372 433 switch (m_legend->alignment())
373 434 {
374 435 case QLegend::AlignmentTop: {
@@ -406,7 +467,6 void QChartPrivate::updateLegendLayout()
406 467 pos.setY(pos.y() + height/2);
407 468 }
408 469
409 qDebug() << "lenged topleft:" << pos;
410 470 m_legend->setPos(pos);
411 471 }
412 472
@@ -414,7 +474,7 void QChartPrivate::updateLayout()
414 474 {
415 475 if (!m_rect.isValid()) return;
416 476
417 int padding = m_presenter->padding();
477 int padding = m_padding.top();
418 478 int backgroundPadding = m_presenter->backgroundPadding();
419 479
420 480 // recalculate title position
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@@ -99,6 +99,8 public:
99 99
100 100 QLegend* legend() const;
101 101
102 QRectF padding() const;
103
102 104 protected:
103 105 void resizeEvent(QGraphicsSceneResizeEvent *event);
104 106
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@@ -57,6 +57,7 struct QChartPrivate
57 57 QLegend* m_legend;
58 58 ChartDataSet *m_dataset;
59 59 ChartPresenter *m_presenter;
60 QRectF m_padding;
60 61 };
61 62
62 63 QTCOMMERCIALCHART_END_NAMESPACE
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@@ -117,7 +117,7 void QChartView::mousePressEvent(QMouseEvent *event)
117 117 {
118 118 if(d_ptr->m_rubberBand && d_ptr->m_rubberBand->isEnabled() && event->button() == Qt::LeftButton) {
119 119
120 int padding = d_ptr->m_presenter->padding();
120 int padding = d_ptr->m_chart->padding().top();
121 121 QRect rect(padding, padding, width() - 2 * padding, height() - 2 * padding);
122 122
123 123 if (rect.contains(event->pos())) {
@@ -139,7 +139,7 void QChartView::mousePressEvent(QMouseEvent *event)
139 139 void QChartView::mouseMoveEvent(QMouseEvent *event)
140 140 {
141 141 if(d_ptr->m_rubberBand && d_ptr->m_rubberBand->isVisible()) {
142 int padding = d_ptr->m_presenter->padding();
142 int padding = d_ptr->m_chart->padding().top();
143 143 QRect rect(padding, padding, width() - 2 * padding, height() - 2 * padding);
144 144 int width = event->pos().x() - d_ptr->m_rubberBandOrigin.x();
145 145 int height = event->pos().y() - d_ptr->m_rubberBandOrigin.y();
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@@ -95,7 +95,8 QLegend::QLegend(QChart *chart):QGraphicsWidget(chart),
95 95 m_brush(Qt::darkGray), // TODO: default should come from theme
96 96 m_alignment(QLegend::AlignmentTop),
97 97 mFirstMarker(0),
98 m_attachedToChart(true)
98 m_attachedToChart(true),
99 m_chart(chart)
99 100 {
100 101 m_scrollButtonLeft = new LegendScrollButton(LegendScrollButton::ScrollButtonIdLeft, this);
101 102 m_scrollButtonRight = new LegendScrollButton(LegendScrollButton::ScrollButtonIdRight, this);
@@ -169,16 +170,19 QPen QLegend::pen() const
169 170 Sets the \a preferred layout for legend. Legend tries to paint itself on the defined position in chart.
170 171 \sa QLegend::Layout
171 172 */
172 void QLegend::setAlignmnent(QLegend::Alignment alignment)
173 void QLegend::setAlignmnent(QLegend::Alignments alignment)
173 174 {
174 m_alignment = alignment;
175 updateLayout();
175 // if (!m_attachedToChart) {
176 m_alignment = alignment;
177 updateLayout();
178 m_chart->resize(m_chart->size());
179 // }
176 180 }
177 181
178 182 /*!
179 183 Returns the preferred layout for legend
180 184 */
181 QLegend::Alignment QLegend::alignment() const
185 QLegend::Alignments QLegend::alignment() const
182 186 {
183 187 return m_alignment;
184 188 }
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@@ -52,6 +52,9 public:
52 52 AlignmentLeft = Qt::AlignLeft,
53 53 AlignmentRight = Qt::AlignRight
54 54 };
55
56 Q_DECLARE_FLAGS(Alignments, Alignment)
57
55 58 private:
56 59 explicit QLegend(QChart *chart);
57 60
@@ -65,8 +68,8 public:
65 68 void setPen(const QPen &pen);
66 69 QPen pen() const;
67 70
68 void setAlignmnent(QLegend::Alignment alignment);
69 QLegend::Alignment alignment() const;
71 void setAlignmnent(QLegend::Alignments alignment);
72 QLegend::Alignments alignment() const;
70 73
71 74 QSizeF maximumSize() const;
72 75 void setMaximumSize(const QSizeF size);
@@ -86,6 +89,7 Q_SIGNALS:
86 89 void clicked(QSeries *series, Qt::MouseButton button);
87 90 void clicked(QBarSet *barset, Qt::MouseButton button);
88 91 void clicked(QPieSlice *slice, Qt::MouseButton button);
92 void legendGeometryChanged();
89 93
90 94 public Q_SLOTS:
91 95 // PIMPL --->
@@ -120,7 +124,7 private:
120 124
121 125 QBrush m_brush;
122 126 QPen m_pen;
123 QLegend::Alignment m_alignment;
127 QLegend::Alignments m_alignment;
124 128
125 129 int mFirstMarker;
126 130
@@ -131,6 +135,7 private:
131 135
132 136 bool m_attachedToChart;
133 137
138 QChart *m_chart;
134 139 friend class QChart;
135 140 // <--- PIMPL
136 141 };
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