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1 | #include "qchart.h" |
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1 | #include "qchart.h" | |
2 | #include "qchartaxis.h" |
|
2 | #include "qchartaxis.h" | |
3 | #include "chartpresenter_p.h" |
|
3 | #include "chartpresenter_p.h" | |
4 | #include "chartdataset_p.h" |
|
4 | #include "chartdataset_p.h" | |
5 | #include "charttheme_p.h" |
|
5 | #include "charttheme_p.h" | |
6 | //series |
|
6 | //series | |
7 | #include "qbarseries.h" |
|
7 | #include "qbarseries.h" | |
8 | #include "qstackedbarseries.h" |
|
8 | #include "qstackedbarseries.h" | |
9 | #include "qpercentbarseries.h" |
|
9 | #include "qpercentbarseries.h" | |
10 | #include "qlineseries.h" |
|
10 | #include "qlineseries.h" | |
11 | #include "qareaseries.h" |
|
11 | #include "qareaseries.h" | |
12 | #include "qpieseries.h" |
|
12 | #include "qpieseries.h" | |
13 | #include "qscatterseries.h" |
|
13 | #include "qscatterseries.h" | |
14 | #include "qsplineseries.h" |
|
14 | #include "qsplineseries.h" | |
15 | //items |
|
15 | //items | |
16 | #include "axisitem_p.h" |
|
16 | #include "axisitem_p.h" | |
17 | #include "axisanimationitem_p.h" |
|
17 | #include "axisanimationitem_p.h" | |
18 | #include "areachartitem_p.h" |
|
18 | #include "areachartitem_p.h" | |
19 | #include "barpresenter_p.h" |
|
19 | #include "barpresenter_p.h" | |
20 | #include "stackedbarpresenter_p.h" |
|
20 | #include "stackedbarpresenter_p.h" | |
21 | #include "percentbarpresenter_p.h" |
|
21 | #include "percentbarpresenter_p.h" | |
22 | #include "linechartitem_p.h" |
|
22 | #include "linechartitem_p.h" | |
23 | #include "linechartanimationitem_p.h" |
|
23 | #include "linechartanimationitem_p.h" | |
24 | #include "piepresenter_p.h" |
|
24 | #include "piepresenter_p.h" | |
25 | #include "scatterpresenter_p.h" |
|
25 | #include "scatterpresenter_p.h" | |
26 | #include "splinechartitem_p.h" |
|
26 | #include "splinechartitem_p.h" | |
27 |
|
27 | |||
28 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
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28 | QTCOMMERCIALCHART_BEGIN_NAMESPACE | |
29 |
|
29 | |||
30 | ChartPresenter::ChartPresenter(QChart* chart,ChartDataSet* dataset):QObject(chart), |
|
30 | ChartPresenter::ChartPresenter(QChart* chart,ChartDataSet* dataset):QObject(chart), | |
31 | m_chart(chart), |
|
31 | m_chart(chart), | |
32 | m_dataset(dataset), |
|
32 | m_dataset(dataset), | |
33 | m_chartTheme(0), |
|
33 | m_chartTheme(0), | |
34 | m_zoomIndex(0), |
|
34 | m_zoomIndex(0), | |
35 | m_marginSize(0), |
|
35 | m_marginSize(0), | |
36 | m_rect(QRectF(QPoint(0,0),m_chart->size())), |
|
36 | m_rect(QRectF(QPoint(0,0),m_chart->size())), | |
37 | m_options(QChart::NoAnimation) |
|
37 | m_options(QChart::NoAnimation) | |
38 | { |
|
38 | { | |
39 | createConnections(); |
|
39 | createConnections(); | |
40 | setChartTheme(QChart::ChartThemeDefault); |
|
40 | setChartTheme(QChart::ChartThemeDefault); | |
41 | } |
|
41 | } | |
42 |
|
42 | |||
43 | ChartPresenter::~ChartPresenter() |
|
43 | ChartPresenter::~ChartPresenter() | |
44 | { |
|
44 | { | |
45 | } |
|
45 | } | |
46 |
|
46 | |||
47 | void ChartPresenter::createConnections() |
|
47 | void ChartPresenter::createConnections() | |
48 | { |
|
48 | { | |
49 | QObject::connect(m_chart,SIGNAL(geometryChanged()),this,SLOT(handleGeometryChanged())); |
|
49 | QObject::connect(m_chart,SIGNAL(geometryChanged()),this,SLOT(handleGeometryChanged())); | |
50 | QObject::connect(m_dataset,SIGNAL(seriesAdded(QSeries*,Domain*)),this,SLOT(handleSeriesAdded(QSeries*,Domain*))); |
|
50 | QObject::connect(m_dataset,SIGNAL(seriesAdded(QSeries*,Domain*)),this,SLOT(handleSeriesAdded(QSeries*,Domain*))); | |
51 | QObject::connect(m_dataset,SIGNAL(seriesRemoved(QSeries*)),this,SLOT(handleSeriesRemoved(QSeries*))); |
|
51 | QObject::connect(m_dataset,SIGNAL(seriesRemoved(QSeries*)),this,SLOT(handleSeriesRemoved(QSeries*))); | |
52 | QObject::connect(m_dataset,SIGNAL(axisAdded(QChartAxis*,Domain*)),this,SLOT(handleAxisAdded(QChartAxis*,Domain*))); |
|
52 | QObject::connect(m_dataset,SIGNAL(axisAdded(QChartAxis*,Domain*)),this,SLOT(handleAxisAdded(QChartAxis*,Domain*))); | |
53 | QObject::connect(m_dataset,SIGNAL(axisRemoved(QChartAxis*)),this,SLOT(handleAxisRemoved(QChartAxis*))); |
|
53 | QObject::connect(m_dataset,SIGNAL(axisRemoved(QChartAxis*)),this,SLOT(handleAxisRemoved(QChartAxis*))); | |
54 | } |
|
54 | } | |
55 |
|
55 | |||
56 |
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56 | |||
57 | QRectF ChartPresenter::geometry() const |
|
57 | QRectF ChartPresenter::geometry() const | |
58 | { |
|
58 | { | |
59 | return m_rect; |
|
59 | return m_rect; | |
60 | } |
|
60 | } | |
61 |
|
61 | |||
62 | void ChartPresenter::handleGeometryChanged() |
|
62 | void ChartPresenter::handleGeometryChanged() | |
63 | { |
|
63 | { | |
64 | QRectF rect(QPoint(0,0),m_chart->size()); |
|
64 | QRectF rect(QPoint(0,0),m_chart->size()); | |
65 | rect.adjust(m_marginSize,m_marginSize, -m_marginSize, -m_marginSize); |
|
65 | rect.adjust(m_marginSize,m_marginSize, -m_marginSize, -m_marginSize); | |
66 |
|
66 | |||
67 | //rewrite zoom stack |
|
67 | //rewrite zoom stack | |
68 | for(int i=0;i<m_zoomStack.count();i++){ |
|
68 | for(int i=0;i<m_zoomStack.count();i++){ | |
69 | QRectF r = m_zoomStack[i]; |
|
69 | QRectF r = m_zoomStack[i]; | |
70 | qreal w = rect.width()/m_rect.width(); |
|
70 | qreal w = rect.width()/m_rect.width(); | |
71 | qreal h = rect.height()/m_rect.height(); |
|
71 | qreal h = rect.height()/m_rect.height(); | |
72 | QPointF tl = r.topLeft(); |
|
72 | QPointF tl = r.topLeft(); | |
73 | tl.setX(tl.x()*w); |
|
73 | tl.setX(tl.x()*w); | |
74 | tl.setY(tl.y()*h); |
|
74 | tl.setY(tl.y()*h); | |
75 | QPointF br = r.bottomRight(); |
|
75 | QPointF br = r.bottomRight(); | |
76 | br.setX(br.x()*w); |
|
76 | br.setX(br.x()*w); | |
77 | br.setY(br.y()*h); |
|
77 | br.setY(br.y()*h); | |
78 | r.setTopLeft(tl); |
|
78 | r.setTopLeft(tl); | |
79 | r.setBottomRight(br); |
|
79 | r.setBottomRight(br); | |
80 | m_zoomStack[i]=r; |
|
80 | m_zoomStack[i]=r; | |
81 | } |
|
81 | } | |
82 |
|
82 | |||
83 | m_rect = rect; |
|
83 | m_rect = rect; | |
84 | Q_ASSERT(m_rect.isValid()); |
|
84 | Q_ASSERT(m_rect.isValid()); | |
85 | emit geometryChanged(m_rect); |
|
85 | emit geometryChanged(m_rect); | |
86 | } |
|
86 | } | |
87 |
|
87 | |||
88 | int ChartPresenter::margin() const |
|
88 | int ChartPresenter::margin() const | |
89 | { |
|
89 | { | |
90 | return m_marginSize; |
|
90 | return m_marginSize; | |
91 | } |
|
91 | } | |
92 |
|
92 | |||
93 | void ChartPresenter::setMargin(int margin) |
|
93 | void ChartPresenter::setMargin(int margin) | |
94 | { |
|
94 | { | |
95 | m_marginSize = margin; |
|
95 | m_marginSize = margin; | |
96 | } |
|
96 | } | |
97 |
|
97 | |||
98 | void ChartPresenter::handleAxisAdded(QChartAxis* axis,Domain* domain) |
|
98 | void ChartPresenter::handleAxisAdded(QChartAxis* axis,Domain* domain) | |
99 | { |
|
99 | { | |
100 |
|
100 | |||
101 | AxisItem* item ; |
|
101 | AxisItem* item ; | |
102 |
|
102 | |||
103 | if(!m_options.testFlag(QChart::GridAxisAnimations)) |
|
103 | if(!m_options.testFlag(QChart::GridAxisAnimations)) | |
104 | { |
|
104 | { | |
105 | item = new AxisItem(axis,axis==m_dataset->axisX()?AxisItem::X_AXIS : AxisItem::Y_AXIS,m_chart); |
|
105 | item = new AxisItem(axis,axis==m_dataset->axisX()?AxisItem::X_AXIS : AxisItem::Y_AXIS,m_chart); | |
106 | }else{ |
|
106 | }else{ | |
107 | item = new AxisAnimationItem(axis,axis==m_dataset->axisX()?AxisItem::X_AXIS : AxisItem::Y_AXIS,m_chart); |
|
107 | item = new AxisAnimationItem(axis,axis==m_dataset->axisX()?AxisItem::X_AXIS : AxisItem::Y_AXIS,m_chart); | |
108 | } |
|
108 | } | |
109 | if(axis==m_dataset->axisX()){ |
|
109 | if(axis==m_dataset->axisX()){ | |
110 | QObject::connect(domain,SIGNAL(rangeXChanged(qreal,qreal)),item,SLOT(handleRangeChanged(qreal,qreal))); |
|
110 | QObject::connect(domain,SIGNAL(rangeXChanged(qreal,qreal)),item,SLOT(handleRangeChanged(qreal,qreal))); | |
111 | //initialize |
|
111 | //initialize | |
112 | item->handleRangeChanged(domain->minX(),domain->maxX()); |
|
112 | item->handleRangeChanged(domain->minX(),domain->maxX()); | |
113 | item->handleTicksCountChanged(4); |
|
113 | item->handleTicksCountChanged(4); | |
114 | } |
|
114 | } | |
115 | else{ |
|
115 | else{ | |
116 | QObject::connect(domain,SIGNAL(rangeYChanged(qreal,qreal)),item,SLOT(handleRangeChanged(qreal,qreal))); |
|
116 | QObject::connect(domain,SIGNAL(rangeYChanged(qreal,qreal)),item,SLOT(handleRangeChanged(qreal,qreal))); | |
117 | //initialize |
|
117 | //initialize | |
118 | item->handleRangeChanged(domain->minY(),domain->maxY()); |
|
118 | item->handleRangeChanged(domain->minY(),domain->maxY()); | |
119 | item->handleTicksCountChanged(4); |
|
119 | item->handleTicksCountChanged(4); | |
120 | } |
|
120 | } | |
121 |
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121 | |||
122 | QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&))); |
|
122 | QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&))); | |
123 | //initialize |
|
123 | //initialize | |
124 | item->handleGeometryChanged(m_rect); |
|
124 | item->handleGeometryChanged(m_rect); | |
125 | m_chartTheme->decorate(axis,item); |
|
125 | m_chartTheme->decorate(axis,item); | |
126 | m_axisItems.insert(axis,item); |
|
126 | m_axisItems.insert(axis,item); | |
127 | } |
|
127 | } | |
128 |
|
128 | |||
129 | void ChartPresenter::handleAxisRemoved(QChartAxis* axis) |
|
129 | void ChartPresenter::handleAxisRemoved(QChartAxis* axis) | |
130 | { |
|
130 | { | |
131 | AxisItem* item = m_axisItems.take(axis); |
|
131 | AxisItem* item = m_axisItems.take(axis); | |
132 | Q_ASSERT(item); |
|
132 | Q_ASSERT(item); | |
133 | delete item; |
|
133 | delete item; | |
134 | } |
|
134 | } | |
135 |
|
135 | |||
136 |
|
136 | |||
137 | void ChartPresenter::handleSeriesAdded(QSeries* series,Domain* domain) |
|
137 | void ChartPresenter::handleSeriesAdded(QSeries* series,Domain* domain) | |
138 | { |
|
138 | { | |
139 | switch(series->type()) |
|
139 | switch(series->type()) | |
140 | { |
|
140 | { | |
141 | case QSeries::SeriesTypeLine: { |
|
141 | case QSeries::SeriesTypeLine: { | |
142 |
|
142 | |||
143 | QLineSeries* lineSeries = static_cast<QLineSeries*>(series); |
|
143 | QLineSeries* lineSeries = static_cast<QLineSeries*>(series); | |
144 | LineChartItem* item; |
|
144 | LineChartItem* item; | |
145 | if(m_options.testFlag(QChart::SeriesAnimations)){ |
|
145 | if(m_options.testFlag(QChart::SeriesAnimations)){ | |
146 | item = new LineChartAnimationItem(lineSeries,m_chart); |
|
146 | item = new LineChartAnimationItem(lineSeries,m_chart); | |
147 | }else{ |
|
147 | }else{ | |
148 | item = new LineChartItem(lineSeries,m_chart); |
|
148 | item = new LineChartItem(lineSeries,m_chart); | |
149 | } |
|
149 | } | |
150 | QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&))); |
|
150 | QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&))); | |
151 | QObject::connect(domain,SIGNAL(domainChanged(qreal,qreal,qreal,qreal)),item,SLOT(handleDomainChanged(qreal,qreal,qreal,qreal))); |
|
151 | QObject::connect(domain,SIGNAL(domainChanged(qreal,qreal,qreal,qreal)),item,SLOT(handleDomainChanged(qreal,qreal,qreal,qreal))); | |
152 | //initialize |
|
152 | //initialize | |
153 | item->handleDomainChanged(domain->minX(),domain->maxX(),domain->minY(),domain->maxY()); |
|
153 | item->handleDomainChanged(domain->minX(),domain->maxX(),domain->minY(),domain->maxY()); | |
154 | if(m_rect.isValid()) item->handleGeometryChanged(m_rect); |
|
154 | if(m_rect.isValid()) item->handleGeometryChanged(m_rect); | |
155 | //decorate |
|
155 | //decorate | |
156 | m_chartTheme->decorate(item,lineSeries,m_chartItems.count()); |
|
156 | m_chartTheme->decorate(item,lineSeries,m_chartItems.count()); | |
157 | m_chartItems.insert(series,item); |
|
157 | m_chartItems.insert(series,item); | |
158 | break; |
|
158 | break; | |
159 | } |
|
159 | } | |
160 |
|
160 | |||
161 | case QSeries::SeriesTypeArea: { |
|
161 | case QSeries::SeriesTypeArea: { | |
162 |
|
162 | |||
163 | QAreaSeries* areaSeries = static_cast<QAreaSeries*>(series); |
|
163 | QAreaSeries* areaSeries = static_cast<QAreaSeries*>(series); | |
164 | AreaChartItem* item; |
|
164 | AreaChartItem* item; | |
165 | if(m_options.testFlag(QChart::SeriesAnimations)) { |
|
165 | if(m_options.testFlag(QChart::SeriesAnimations)) { | |
166 | item = new AreaChartItem(areaSeries,m_chart); |
|
166 | item = new AreaChartItem(areaSeries,m_chart); | |
167 | } |
|
167 | } | |
168 | else { |
|
168 | else { | |
169 | item = new AreaChartItem(areaSeries,m_chart); |
|
169 | item = new AreaChartItem(areaSeries,m_chart); | |
170 | } |
|
170 | } | |
171 | QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&))); |
|
171 | QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&))); | |
172 | QObject::connect(domain,SIGNAL(domainChanged(qreal,qreal,qreal,qreal)),item,SLOT(handleDomainChanged(qreal,qreal,qreal,qreal))); |
|
172 | QObject::connect(domain,SIGNAL(domainChanged(qreal,qreal,qreal,qreal)),item,SLOT(handleDomainChanged(qreal,qreal,qreal,qreal))); | |
173 | //initialize |
|
173 | //initialize | |
174 | item->handleDomainChanged(domain->minX(),domain->maxX(),domain->minY(),domain->maxY()); |
|
174 | item->handleDomainChanged(domain->minX(),domain->maxX(),domain->minY(),domain->maxY()); | |
175 | if(m_rect.isValid()) item->handleGeometryChanged(m_rect); |
|
175 | if(m_rect.isValid()) item->handleGeometryChanged(m_rect); | |
176 | //decorate |
|
176 | //decorate | |
177 | m_chartTheme->decorate(item,areaSeries,m_chartItems.count()); |
|
177 | m_chartTheme->decorate(item,areaSeries,m_chartItems.count()); | |
178 | m_chartItems.insert(series,item); |
|
178 | m_chartItems.insert(series,item); | |
179 | break; |
|
179 | break; | |
180 | } |
|
180 | } | |
181 |
|
181 | |||
182 | case QSeries::SeriesTypeBar: { |
|
182 | case QSeries::SeriesTypeBar: { | |
183 | QBarSeries* barSeries = static_cast<QBarSeries*>(series); |
|
183 | QBarSeries* barSeries = static_cast<QBarSeries*>(series); | |
184 | BarPresenter* item = new BarPresenter(barSeries,m_chart); |
|
184 | BarPresenter* item = new BarPresenter(barSeries,m_chart); | |
185 | m_chartTheme->decorate(item,barSeries,m_chartItems.count()); |
|
185 | m_chartTheme->decorate(item,barSeries,m_chartItems.count()); | |
186 | QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&))); |
|
186 | QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&))); | |
187 | // QObject::connect(barSeries,SIGNAL(changed(int)),item,SLOT(handleModelChanged(int))); |
|
187 | // QObject::connect(barSeries,SIGNAL(changed(int)),item,SLOT(handleModelChanged(int))); | |
188 | m_chartItems.insert(series,item); |
|
188 | m_chartItems.insert(series,item); | |
189 | // m_axisXItem->setVisible(false); |
|
189 | // m_axisXItem->setVisible(false); | |
190 | if(m_rect.isValid()) item->handleGeometryChanged(m_rect); |
|
190 | if(m_rect.isValid()) item->handleGeometryChanged(m_rect); | |
191 | break; |
|
191 | break; | |
192 | } |
|
192 | } | |
193 |
|
193 | |||
194 | case QSeries::SeriesTypeStackedBar: { |
|
194 | case QSeries::SeriesTypeStackedBar: { | |
195 |
|
195 | |||
196 | QStackedBarSeries* stackedBarSeries = static_cast<QStackedBarSeries*>(series); |
|
196 | QStackedBarSeries* stackedBarSeries = static_cast<QStackedBarSeries*>(series); | |
197 | StackedBarPresenter* item = new StackedBarPresenter(stackedBarSeries,m_chart); |
|
197 | StackedBarPresenter* item = new StackedBarPresenter(stackedBarSeries,m_chart); | |
198 | m_chartTheme->decorate(item,stackedBarSeries,m_chartItems.count()); |
|
198 | m_chartTheme->decorate(item,stackedBarSeries,m_chartItems.count()); | |
199 | QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&))); |
|
199 | QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&))); | |
200 | // QObject::connect(stackedBarSeries,SIGNAL(changed(int)),item,SLOT(handleModelChanged(int))); |
|
200 | // QObject::connect(stackedBarSeries,SIGNAL(changed(int)),item,SLOT(handleModelChanged(int))); | |
201 | m_chartItems.insert(series,item); |
|
201 | m_chartItems.insert(series,item); | |
202 | if(m_rect.isValid()) item->handleGeometryChanged(m_rect); |
|
202 | if(m_rect.isValid()) item->handleGeometryChanged(m_rect); | |
203 | break; |
|
203 | break; | |
204 | } |
|
204 | } | |
205 |
|
205 | |||
206 | case QSeries::SeriesTypePercentBar: { |
|
206 | case QSeries::SeriesTypePercentBar: { | |
207 |
|
207 | |||
208 | QPercentBarSeries* percentBarSeries = static_cast<QPercentBarSeries*>(series); |
|
208 | QPercentBarSeries* percentBarSeries = static_cast<QPercentBarSeries*>(series); | |
209 | PercentBarPresenter* item = new PercentBarPresenter(percentBarSeries,m_chart); |
|
209 | PercentBarPresenter* item = new PercentBarPresenter(percentBarSeries,m_chart); | |
210 | m_chartTheme->decorate(item,percentBarSeries ,m_chartItems.count()); |
|
210 | m_chartTheme->decorate(item,percentBarSeries ,m_chartItems.count()); | |
211 | QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&))); |
|
211 | QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&))); | |
212 | // QObject::connect(percentBarSeries,SIGNAL(changed(int)),item,SLOT(handleModelChanged(int))); |
|
212 | // QObject::connect(percentBarSeries,SIGNAL(changed(int)),item,SLOT(handleModelChanged(int))); | |
213 | m_chartItems.insert(series,item); |
|
213 | m_chartItems.insert(series,item); | |
214 | if(m_rect.isValid()) item->handleGeometryChanged(m_rect); |
|
214 | if(m_rect.isValid()) item->handleGeometryChanged(m_rect); | |
215 | break; |
|
215 | break; | |
216 | } |
|
216 | } | |
217 | case QSeries::SeriesTypeScatter: { |
|
217 | case QSeries::SeriesTypeScatter: { | |
218 | QScatterSeries *scatterSeries = qobject_cast<QScatterSeries *>(series); |
|
218 | QScatterSeries *scatterSeries = qobject_cast<QScatterSeries *>(series); | |
219 | ScatterPresenter *scatterPresenter = new ScatterPresenter(scatterSeries, m_chart); |
|
219 | ScatterPresenter *scatterPresenter = new ScatterPresenter(scatterSeries, m_chart); | |
220 | QObject::connect(scatterPresenter, SIGNAL(clicked(QPointF)), |
|
|||
221 | scatterSeries, SIGNAL(clicked(QPointF))); |
|
|||
222 | QObject::connect(this, SIGNAL(geometryChanged(const QRectF&)), |
|
220 | QObject::connect(this, SIGNAL(geometryChanged(const QRectF&)), | |
223 | scatterPresenter, SLOT(handleGeometryChanged(const QRectF&))); |
|
221 | scatterPresenter, SLOT(handleGeometryChanged(const QRectF&))); | |
224 | QObject::connect(domain, SIGNAL(domainChanged(qreal,qreal,qreal,qreal)), |
|
222 | QObject::connect(domain, SIGNAL(domainChanged(qreal,qreal,qreal,qreal)), | |
225 | scatterPresenter, SLOT(handleDomainChanged(qreal,qreal,qreal,qreal))); |
|
223 | scatterPresenter, SLOT(handleDomainChanged(qreal,qreal,qreal,qreal))); | |
226 | m_chartTheme->decorate(scatterPresenter, scatterSeries, m_chartItems.count()); |
|
224 | m_chartTheme->decorate(scatterPresenter, scatterSeries, m_chartItems.count()); | |
227 | m_chartItems.insert(scatterSeries, scatterPresenter); |
|
225 | m_chartItems.insert(scatterSeries, scatterPresenter); | |
228 | if (m_rect.isValid()) |
|
226 | if (m_rect.isValid()) | |
229 | scatterPresenter->handleGeometryChanged(m_rect); |
|
227 | scatterPresenter->handleGeometryChanged(m_rect); | |
230 | scatterPresenter->handleDomainChanged(domain->minX(), domain->maxX(), domain->minY(), domain->maxY()); |
|
228 | scatterPresenter->handleDomainChanged(domain->minX(), domain->maxX(), domain->minY(), domain->maxY()); | |
231 | break; |
|
229 | break; | |
232 | } |
|
230 | } | |
233 | case QSeries::SeriesTypePie: { |
|
231 | case QSeries::SeriesTypePie: { | |
234 | QPieSeries *s = qobject_cast<QPieSeries *>(series); |
|
232 | QPieSeries *s = qobject_cast<QPieSeries *>(series); | |
235 | PiePresenter* pie = new PiePresenter(m_chart, s); |
|
233 | PiePresenter* pie = new PiePresenter(m_chart, s); | |
236 | m_chartTheme->decorate(pie, s, m_chartItems.count()); |
|
234 | m_chartTheme->decorate(pie, s, m_chartItems.count()); | |
237 | QObject::connect(this, SIGNAL(geometryChanged(const QRectF&)), pie, SLOT(handleGeometryChanged(const QRectF&))); |
|
235 | QObject::connect(this, SIGNAL(geometryChanged(const QRectF&)), pie, SLOT(handleGeometryChanged(const QRectF&))); | |
238 |
|
236 | |||
239 | // Hide all from background when there is only piechart |
|
237 | // Hide all from background when there is only piechart | |
240 | // TODO: refactor this ugly code... should be one setting for this |
|
238 | // TODO: refactor this ugly code... should be one setting for this | |
241 | if (m_chartItems.count() == 0) { |
|
239 | if (m_chartItems.count() == 0) { | |
242 | m_chart->axisX()->setAxisVisible(false); |
|
240 | m_chart->axisX()->setAxisVisible(false); | |
243 | m_chart->axisY()->setAxisVisible(false); |
|
241 | m_chart->axisY()->setAxisVisible(false); | |
244 | m_chart->axisX()->setGridVisible(false); |
|
242 | m_chart->axisX()->setGridVisible(false); | |
245 | m_chart->axisY()->setGridVisible(false); |
|
243 | m_chart->axisY()->setGridVisible(false); | |
246 | m_chart->axisX()->setLabelsVisible(false); |
|
244 | m_chart->axisX()->setLabelsVisible(false); | |
247 | m_chart->axisY()->setLabelsVisible(false); |
|
245 | m_chart->axisY()->setLabelsVisible(false); | |
248 | m_chart->axisX()->setShadesVisible(false); |
|
246 | m_chart->axisX()->setShadesVisible(false); | |
249 | m_chart->axisY()->setShadesVisible(false); |
|
247 | m_chart->axisY()->setShadesVisible(false); | |
250 | m_chart->setChartBackgroundBrush(Qt::transparent); |
|
248 | m_chart->setChartBackgroundBrush(Qt::transparent); | |
251 | } |
|
249 | } | |
252 |
|
250 | |||
253 | m_chartItems.insert(series, pie); |
|
251 | m_chartItems.insert(series, pie); | |
254 | pie->handleGeometryChanged(m_rect); |
|
252 | pie->handleGeometryChanged(m_rect); | |
255 | break; |
|
253 | break; | |
256 | } |
|
254 | } | |
257 |
|
255 | |||
258 | case QSeries::SeriesTypeSpline: { |
|
256 | case QSeries::SeriesTypeSpline: { | |
259 | QSplineSeries* splineSeries = qobject_cast<QSplineSeries*>(series); |
|
257 | QSplineSeries* splineSeries = qobject_cast<QSplineSeries*>(series); | |
260 | SplineChartItem* splinePresenter = new SplineChartItem(splineSeries, m_chart); |
|
258 | SplineChartItem* splinePresenter = new SplineChartItem(splineSeries, m_chart); | |
261 | QObject::connect(this, SIGNAL(geometryChanged(const QRectF&)), splinePresenter, SLOT(handleGeometryChanged(const QRectF&))); |
|
259 | QObject::connect(this, SIGNAL(geometryChanged(const QRectF&)), splinePresenter, SLOT(handleGeometryChanged(const QRectF&))); | |
262 | QObject::connect(domain,SIGNAL(domainChanged(qreal,qreal,qreal,qreal)),splinePresenter,SLOT(handleDomainChanged(qreal,qreal,qreal,qreal))); |
|
260 | QObject::connect(domain,SIGNAL(domainChanged(qreal,qreal,qreal,qreal)),splinePresenter,SLOT(handleDomainChanged(qreal,qreal,qreal,qreal))); | |
263 | //initialize |
|
261 | //initialize | |
264 | splinePresenter->handleDomainChanged(domain->minX(),domain->maxX(),domain->minY(),domain->maxY()); |
|
262 | splinePresenter->handleDomainChanged(domain->minX(),domain->maxX(),domain->minY(),domain->maxY()); | |
265 | m_chartTheme->decorate(splinePresenter, splineSeries, m_chartItems.count()); |
|
263 | m_chartTheme->decorate(splinePresenter, splineSeries, m_chartItems.count()); | |
266 | m_chartItems.insert(splineSeries, splinePresenter); |
|
264 | m_chartItems.insert(splineSeries, splinePresenter); | |
267 | break; |
|
265 | break; | |
268 | } |
|
266 | } | |
269 | default: { |
|
267 | default: { | |
270 | qDebug()<< "Series type" << series->type() << "not implemented."; |
|
268 | qDebug()<< "Series type" << series->type() << "not implemented."; | |
271 | break; |
|
269 | break; | |
272 | } |
|
270 | } | |
273 | } |
|
271 | } | |
274 |
|
272 | |||
275 | zoomReset(); |
|
273 | zoomReset(); | |
276 | } |
|
274 | } | |
277 |
|
275 | |||
278 | void ChartPresenter::handleSeriesRemoved(QSeries* series) |
|
276 | void ChartPresenter::handleSeriesRemoved(QSeries* series) | |
279 | { |
|
277 | { | |
280 | ChartItem* item = m_chartItems.take(series); |
|
278 | ChartItem* item = m_chartItems.take(series); | |
281 | delete item; |
|
279 | delete item; | |
282 | } |
|
280 | } | |
283 |
|
281 | |||
284 | void ChartPresenter::setChartTheme(QChart::ChartTheme theme) |
|
282 | void ChartPresenter::setChartTheme(QChart::ChartTheme theme) | |
285 | { |
|
283 | { | |
286 | delete m_chartTheme; |
|
284 | delete m_chartTheme; | |
287 |
|
285 | |||
288 | m_chartTheme = ChartTheme::createTheme(theme); |
|
286 | m_chartTheme = ChartTheme::createTheme(theme); | |
289 |
|
287 | |||
290 | m_chartTheme->decorate(m_chart); |
|
288 | m_chartTheme->decorate(m_chart); | |
291 | QMapIterator<QSeries*,ChartItem*> i(m_chartItems); |
|
289 | QMapIterator<QSeries*,ChartItem*> i(m_chartItems); | |
292 |
|
290 | |||
293 | int index=0; |
|
291 | int index=0; | |
294 | while (i.hasNext()) { |
|
292 | while (i.hasNext()) { | |
295 | i.next(); |
|
293 | i.next(); | |
296 | m_chartTheme->decorate(i.value(),i.key(),index); |
|
294 | m_chartTheme->decorate(i.value(),i.key(),index); | |
297 | index++; |
|
295 | index++; | |
298 | } |
|
296 | } | |
299 |
|
297 | |||
300 | QMapIterator<QChartAxis*,AxisItem*> j(m_axisItems); |
|
298 | QMapIterator<QChartAxis*,AxisItem*> j(m_axisItems); | |
301 | while (j.hasNext()) { |
|
299 | while (j.hasNext()) { | |
302 | j.next(); |
|
300 | j.next(); | |
303 | m_chartTheme->decorate(j.key(),j.value()); |
|
301 | m_chartTheme->decorate(j.key(),j.value()); | |
304 | } |
|
302 | } | |
305 | } |
|
303 | } | |
306 |
|
304 | |||
307 | QChart::ChartTheme ChartPresenter::chartTheme() |
|
305 | QChart::ChartTheme ChartPresenter::chartTheme() | |
308 | { |
|
306 | { | |
309 | return m_chartTheme->id(); |
|
307 | return m_chartTheme->id(); | |
310 | } |
|
308 | } | |
311 |
|
309 | |||
312 | void ChartPresenter::setAnimationOptions(QChart::AnimationOptions options) |
|
310 | void ChartPresenter::setAnimationOptions(QChart::AnimationOptions options) | |
313 | { |
|
311 | { | |
314 | if(m_options!=options) { |
|
312 | if(m_options!=options) { | |
315 |
|
313 | |||
316 | m_options=options; |
|
314 | m_options=options; | |
317 |
|
315 | |||
318 | //recreate elements |
|
316 | //recreate elements | |
319 | QList<QChartAxis*> axisList = m_axisItems.uniqueKeys(); |
|
317 | QList<QChartAxis*> axisList = m_axisItems.uniqueKeys(); | |
320 | QList<QSeries*> seriesList = m_chartItems.uniqueKeys(); |
|
318 | QList<QSeries*> seriesList = m_chartItems.uniqueKeys(); | |
321 |
|
319 | |||
322 | foreach(QChartAxis* axis, axisList) { |
|
320 | foreach(QChartAxis* axis, axisList) { | |
323 | handleAxisRemoved(axis); |
|
321 | handleAxisRemoved(axis); | |
324 | handleAxisAdded(axis,m_dataset->domain(axis)); |
|
322 | handleAxisAdded(axis,m_dataset->domain(axis)); | |
325 | } |
|
323 | } | |
326 | foreach(QSeries* series, seriesList) { |
|
324 | foreach(QSeries* series, seriesList) { | |
327 | handleSeriesRemoved(series); |
|
325 | handleSeriesRemoved(series); | |
328 | handleSeriesAdded(series,m_dataset->domain(series)); |
|
326 | handleSeriesAdded(series,m_dataset->domain(series)); | |
329 | } |
|
327 | } | |
330 | } |
|
328 | } | |
331 | } |
|
329 | } | |
332 |
|
330 | |||
333 | void ChartPresenter::zoomIn() |
|
331 | void ChartPresenter::zoomIn() | |
334 | { |
|
332 | { | |
335 | QRectF rect = geometry(); |
|
333 | QRectF rect = geometry(); | |
336 | rect.setWidth(rect.width()/2); |
|
334 | rect.setWidth(rect.width()/2); | |
337 | rect.setHeight(rect.height()/2); |
|
335 | rect.setHeight(rect.height()/2); | |
338 | rect.moveCenter(geometry().center()); |
|
336 | rect.moveCenter(geometry().center()); | |
339 | zoomIn(rect); |
|
337 | zoomIn(rect); | |
340 | } |
|
338 | } | |
341 |
|
339 | |||
342 | void ChartPresenter::zoomIn(const QRectF& rect) |
|
340 | void ChartPresenter::zoomIn(const QRectF& rect) | |
343 | { |
|
341 | { | |
344 | QRectF r = rect.normalized(); |
|
342 | QRectF r = rect.normalized(); | |
345 | r.translate(-m_marginSize, -m_marginSize); |
|
343 | r.translate(-m_marginSize, -m_marginSize); | |
346 | m_dataset->zoomInDomain(r,geometry().size()); |
|
344 | m_dataset->zoomInDomain(r,geometry().size()); | |
347 | m_zoomStack<<r; |
|
345 | m_zoomStack<<r; | |
348 | m_zoomIndex++; |
|
346 | m_zoomIndex++; | |
349 | } |
|
347 | } | |
350 |
|
348 | |||
351 | void ChartPresenter::zoomOut() |
|
349 | void ChartPresenter::zoomOut() | |
352 | { |
|
350 | { | |
353 | if(m_zoomIndex==0) return; |
|
351 | if(m_zoomIndex==0) return; | |
354 | m_dataset->zoomOutDomain(m_zoomStack[m_zoomIndex-1],geometry().size()); |
|
352 | m_dataset->zoomOutDomain(m_zoomStack[m_zoomIndex-1],geometry().size()); | |
355 | m_zoomIndex--; |
|
353 | m_zoomIndex--; | |
356 | m_zoomStack.resize(m_zoomIndex); |
|
354 | m_zoomStack.resize(m_zoomIndex); | |
357 | } |
|
355 | } | |
358 |
|
356 | |||
359 | void ChartPresenter::zoomReset() |
|
357 | void ChartPresenter::zoomReset() | |
360 | { |
|
358 | { | |
361 | m_zoomIndex=0; |
|
359 | m_zoomIndex=0; | |
362 | m_zoomStack.resize(m_zoomIndex); |
|
360 | m_zoomStack.resize(m_zoomIndex); | |
363 | } |
|
361 | } | |
364 |
|
362 | |||
365 | QChart::AnimationOptions ChartPresenter::animationOptions() const |
|
363 | QChart::AnimationOptions ChartPresenter::animationOptions() const | |
366 | { |
|
364 | { | |
367 | return m_options; |
|
365 | return m_options; | |
368 | } |
|
366 | } | |
369 |
|
367 | |||
370 |
|
368 | |||
371 | #include "moc_chartpresenter_p.cpp" |
|
369 | #include "moc_chartpresenter_p.cpp" | |
372 |
|
370 | |||
373 | QTCOMMERCIALCHART_END_NAMESPACE |
|
371 | QTCOMMERCIALCHART_END_NAMESPACE |
@@ -1,298 +1,305 | |||||
1 | #include "qscatterseries.h" |
|
1 | #include "qscatterseries.h" | |
2 | #include "scatterseries_p.h" |
|
2 | #include "scatterseries_p.h" | |
3 | #include "qchart.h" |
|
3 | #include "qchart.h" | |
4 |
|
4 | |||
5 | /*! |
|
5 | /*! | |
6 | \class QScatterSeries |
|
6 | \class QScatterSeries | |
7 | \brief QtCommercial Chart series API for showing scatter series. |
|
7 | \brief QtCommercial Chart series API for showing scatter series. | |
8 |
|
8 | |||
9 | \mainclass |
|
9 | \mainclass | |
10 |
|
10 | |||
11 | Example on how to create a chart with scatter series: |
|
11 | Example on how to create a chart with scatter series: | |
12 | \snippet ../example/scatter/main.cpp 1 |
|
12 | \snippet ../example/scatter/main.cpp 1 | |
13 |
|
13 | |||
14 | The example code would result the following: |
|
14 | The example code would result the following: | |
15 |
|
15 | |||
16 | \image scatter_example1.jpg |
|
16 | \image scatter_example1.jpg | |
17 |
|
17 | |||
18 | To customize the graphical representation of the series, you can modify pen, brush, shape and |
|
18 | To customize the graphical representation of the series, you can modify pen, brush, shape and | |
19 | size of the marker items. For example: |
|
19 | size of the marker items. For example: | |
20 |
|
20 | |||
21 | \snippet ../example/scatter/main.cpp 3 |
|
21 | \snippet ../example/scatter/main.cpp 3 | |
22 |
|
22 | |||
23 | Would present your scatter markers as big rectangles with opaque, uglyish green outlines and |
|
23 | Would present your scatter markers as big rectangles with opaque, uglyish green outlines and | |
24 | opaque red filling instead of the beatiful markers defined by the chart's theme: |
|
24 | opaque red filling instead of the beatiful markers defined by the chart's theme: | |
25 | \image scatter_example_custom.jpg |
|
25 | \image scatter_example_custom.jpg | |
26 | */ |
|
26 | */ | |
27 |
|
27 | |||
28 | /*! |
|
28 | /*! | |
29 | \enum QScatterSeries::MarkerShape |
|
29 | \enum QScatterSeries::MarkerShape | |
30 |
|
30 | |||
31 | This enum describes the shape used when rendering marker items. |
|
31 | This enum describes the shape used when rendering marker items. | |
32 |
|
32 | |||
33 | \value MarkerShapeDefault |
|
33 | \value MarkerShapeDefault | |
34 | \value MarkerShapeX |
|
34 | \value MarkerShapeX | |
35 | \value MarkerShapeRectangle |
|
35 | \value MarkerShapeRectangle | |
|
36 | \value MarkerShapeRoundedRectangle | |||
36 | \value MarkerShapeTiltedRectangle |
|
37 | \value MarkerShapeTiltedRectangle | |
37 | \value MarkerShapeTriangle |
|
38 | \value MarkerShapeTriangle | |
38 | \value MarkerShapeCircle |
|
39 | \value MarkerShapeCircle | |
39 | */ |
|
40 | */ | |
40 |
|
41 | |||
41 | /*! |
|
42 | /*! | |
42 | \fn QChartSeriesType QScatterSeries::type() const |
|
43 | \fn QChartSeriesType QScatterSeries::type() const | |
43 | \brief Returns QChartSeries::SeriesTypeScatter. |
|
44 | \brief Returns QChartSeries::SeriesTypeScatter. | |
44 | */ |
|
45 | */ | |
45 |
|
46 | |||
46 | /*! |
|
47 | /*! | |
47 | \fn void QScatterSeries::clicked(QPointF coordinate) |
|
48 | \fn void QScatterSeries::clicked(QPointF coordinate) | |
48 | User clicked the scatter series. Note that the \a coordinate is the chart coordinate that the |
|
49 | User clicked the scatter series. Note that the \a coordinate is the chart coordinate that the | |
49 | click occurred on; not necessarily a data point coordinate. To find the corresponding (closest) |
|
50 | click occurred on; not necessarily a data point coordinate. To find the corresponding (closest) | |
50 | data point you can use closestPoint(). |
|
51 | data point you can use closestPoint(). | |
51 | */ |
|
52 | */ | |
52 |
|
53 | |||
53 | /*! |
|
|||
54 | \fn void QScatterSeries::changed() |
|
|||
55 | \brief TODO |
|
|||
56 | */ |
|
|||
57 |
|
||||
58 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
|
54 | QTCOMMERCIALCHART_BEGIN_NAMESPACE | |
59 |
|
55 | |||
60 | QScatterSeriesPrivate::QScatterSeriesPrivate() : |
|
56 | QScatterSeriesPrivate::QScatterSeriesPrivate(QObject *parent) : | |
|
57 | QObject(parent), | |||
61 | m_data(QList<QPointF>()), |
|
58 | m_data(QList<QPointF>()), | |
62 | m_markerPen(QPen(QColor::Invalid)), |
|
59 | m_markerPen(QPen(QColor::Invalid)), | |
63 | m_markerBrush(QBrush(QColor::Invalid)), |
|
60 | m_markerBrush(QBrush(QColor::Invalid)), | |
64 | m_markerShape(QScatterSeries::MarkerShapeDefault), |
|
61 | m_markerShape(QScatterSeries::MarkerShapeDefault), | |
65 | m_markerSize(9.0) |
|
62 | m_markerSize(9.0) | |
66 | { |
|
63 | { | |
67 | } |
|
64 | } | |
68 |
|
65 | |||
|
66 | void QScatterSeriesPrivate::emitChanged() | |||
|
67 | { | |||
|
68 | emit changed(); | |||
|
69 | } | |||
|
70 | ||||
|
71 | #include "moc_scatterseries_p.cpp" | |||
|
72 | ||||
69 | /*! |
|
73 | /*! | |
70 | Constructs a series object which is a child of \a parent. |
|
74 | Constructs a series object which is a child of \a parent. | |
71 | */ |
|
75 | */ | |
72 | QScatterSeries::QScatterSeries(QObject *parent) : |
|
76 | QScatterSeries::QScatterSeries(QObject *parent) : | |
73 | QSeries(parent), |
|
77 | QSeries(parent), | |
74 | d(new QScatterSeriesPrivate()) |
|
78 | d(new QScatterSeriesPrivate(this)) | |
75 | { |
|
79 | { | |
76 | } |
|
80 | } | |
77 |
|
81 | |||
78 | /*! |
|
82 | /*! | |
79 | Destroys the object. Note that adding series to QChart transfers the ownership to the chart. |
|
83 | Destroys the object. Note that adding series to QChart transfers the ownership to the chart. | |
80 | */ |
|
84 | */ | |
81 | QScatterSeries::~QScatterSeries() |
|
85 | QScatterSeries::~QScatterSeries() | |
82 | { |
|
86 | { | |
83 | delete d; |
|
87 | delete d; | |
84 | } |
|
88 | } | |
85 |
|
89 | |||
86 | /*! |
|
90 | /*! | |
87 | Add single data point with \a x and \a y coordinates to the series. |
|
91 | Add single data point with \a x and \a y coordinates to the series. | |
88 | */ |
|
92 | */ | |
89 | void QScatterSeries::add(qreal x, qreal y) |
|
93 | void QScatterSeries::add(qreal x, qreal y) | |
90 | { |
|
94 | { | |
91 | d->m_data.append(QPointF(x, y)); |
|
95 | d->m_data.append(QPointF(x, y)); | |
92 |
|
|
96 | d->emitChanged(); | |
93 | } |
|
97 | } | |
94 |
|
98 | |||
95 | /*! |
|
99 | /*! | |
96 | Add single data point with \a value to the series. |
|
100 | Add single data point with \a value to the series. | |
97 | */ |
|
101 | */ | |
98 | void QScatterSeries::add(QPointF value) |
|
102 | void QScatterSeries::add(QPointF value) | |
99 | { |
|
103 | { | |
100 | d->m_data.append(value); |
|
104 | d->m_data.append(value); | |
101 |
|
|
105 | d->emitChanged(); | |
102 | } |
|
106 | } | |
103 |
|
107 | |||
104 | /*! |
|
108 | /*! | |
105 | Add list of \a points to the series. |
|
109 | Add list of \a points to the series. | |
106 | */ |
|
110 | */ | |
107 | void QScatterSeries::add(QList<QPointF> points) |
|
111 | void QScatterSeries::add(QList<QPointF> points) | |
108 | { |
|
112 | { | |
109 | d->m_data.append(points); |
|
113 | d->m_data.append(points); | |
110 |
|
|
114 | d->emitChanged(); | |
111 | } |
|
115 | } | |
112 |
|
116 | |||
113 | /*! |
|
117 | /*! | |
114 | Stream operator for adding a data point with \a value to the series. |
|
118 | Stream operator for adding a data point with \a value to the series. | |
115 | \sa add() |
|
119 | \sa add() | |
116 |
|
120 | |||
117 | For example: |
|
121 | For example: | |
118 | \snippet ../example/scatter/main.cpp 2 |
|
122 | \snippet ../example/scatter/main.cpp 2 | |
119 | */ |
|
123 | */ | |
120 | QScatterSeries& QScatterSeries::operator << (const QPointF &value) |
|
124 | QScatterSeries& QScatterSeries::operator << (const QPointF &value) | |
121 | { |
|
125 | { | |
122 | d->m_data.append(value); |
|
126 | d->m_data.append(value); | |
123 |
|
|
127 | d->emitChanged(); | |
124 | return *this; |
|
128 | return *this; | |
125 | } |
|
129 | } | |
126 |
|
130 | |||
127 | /*! |
|
131 | /*! | |
128 | Stream operator for adding a list of points to the series. |
|
132 | Stream operator for adding a list of points to the series. | |
129 | \sa add() |
|
133 | \sa add() | |
130 | */ |
|
134 | */ | |
131 | QScatterSeries& QScatterSeries::operator << (QList<QPointF> value) |
|
135 | QScatterSeries& QScatterSeries::operator << (QList<QPointF> value) | |
132 | { |
|
136 | { | |
133 | d->m_data.append(value); |
|
137 | d->m_data.append(value); | |
134 |
|
|
138 | d->emitChanged(); | |
135 | return *this; |
|
139 | return *this; | |
136 | } |
|
140 | } | |
137 |
|
141 | |||
138 | /*! |
|
142 | /*! | |
139 | Replaces the data of the series with the given list of data \a points. |
|
143 | Replaces the data of the series with the given list of data \a points. | |
140 | */ |
|
144 | */ | |
141 | void QScatterSeries::setData(QList<QPointF> points) |
|
145 | void QScatterSeries::setData(QList<QPointF> points) | |
142 | { |
|
146 | { | |
143 | d->m_data = points; |
|
147 | d->m_data = points; | |
144 |
|
|
148 | d->emitChanged(); | |
145 | } |
|
149 | } | |
146 |
|
150 | |||
147 | /*! |
|
151 | /*! | |
148 | Returns the current list of data points of the series. |
|
152 | Returns the current list of data points of the series. | |
149 | */ |
|
153 | */ | |
150 | QList<QPointF> QScatterSeries::data() |
|
154 | QList<QPointF> QScatterSeries::data() | |
151 | { |
|
155 | { | |
152 | return d->m_data; |
|
156 | return d->m_data; | |
153 | } |
|
157 | } | |
154 |
|
158 | |||
155 | /*! |
|
159 | /*! | |
156 | Replaces the point at \a index with \a newPoint. Returns true if \a index is a valid position |
|
160 | Replaces the point at \a index with \a newPoint. Returns true if \a index is a valid position | |
157 | in the series data, false otherwise. |
|
161 | in the series data, false otherwise. | |
158 | */ |
|
162 | */ | |
159 | bool QScatterSeries::replace(int index, QPointF newPoint) |
|
163 | bool QScatterSeries::replace(int index, QPointF newPoint) | |
160 | { |
|
164 | { | |
161 | if (index >= 0 && index < d->m_data.count()) { |
|
165 | if (index >= 0 && index < d->m_data.count()) { | |
162 | d->m_data.replace(index, newPoint); |
|
166 | d->m_data.replace(index, newPoint); | |
163 |
|
|
167 | d->emitChanged(); | |
164 | return true; |
|
168 | return true; | |
165 | } |
|
169 | } | |
166 | return false; |
|
170 | return false; | |
167 | } |
|
171 | } | |
168 |
|
172 | |||
169 | /*! |
|
173 | /*! | |
170 | Remove the data point at \a index. Returns true if a point was removed, false if the point |
|
174 | Remove the data point at \a index. Returns true if a point was removed, false if the point | |
171 | at \a index does not exist on the series. |
|
175 | at \a index does not exist on the series. | |
172 | */ |
|
176 | */ | |
173 | bool QScatterSeries::removeAt(int index) |
|
177 | bool QScatterSeries::removeAt(int index) | |
174 | { |
|
178 | { | |
175 | if (index >=0 && index < d->m_data.count()) { |
|
179 | if (index >=0 && index < d->m_data.count()) { | |
176 | d->m_data.removeAt(index); |
|
180 | d->m_data.removeAt(index); | |
177 |
|
|
181 | d->emitChanged(); | |
178 | return true; |
|
182 | return true; | |
179 | } |
|
183 | } | |
180 | return false; |
|
184 | return false; | |
181 | } |
|
185 | } | |
182 |
|
186 | |||
183 | /*! |
|
187 | /*! | |
184 | Remove all occurrences of \a point from the series and returns the number of points removed. |
|
188 | Remove all occurrences of \a point from the series and returns the number of points removed. | |
185 | */ |
|
189 | */ | |
186 | int QScatterSeries::removeAll(QPointF point) |
|
190 | int QScatterSeries::removeAll(QPointF point) | |
187 | { |
|
191 | { | |
188 | int count = d->m_data.removeAll(point); |
|
192 | int count = d->m_data.removeAll(point); | |
189 |
|
|
193 | d->emitChanged(); | |
190 | return count; |
|
194 | return count; | |
191 | } |
|
195 | } | |
192 |
|
196 | |||
193 | /*! |
|
197 | /*! | |
194 | Remove all data points from the series. |
|
198 | Remove all data points from the series. | |
195 | */ |
|
199 | */ | |
196 | void QScatterSeries::clear() |
|
200 | void QScatterSeries::clear() | |
197 | { |
|
201 | { | |
198 | d->m_data.clear(); |
|
202 | d->m_data.clear(); | |
199 |
|
|
203 | d->emitChanged(); | |
200 | } |
|
204 | } | |
201 |
|
205 | |||
202 | /*! |
|
206 | /*! | |
203 | Returns the index of the data point that is closest to \a coordinate. If several data points |
|
207 | Returns the index of the data point that is closest to \a coordinate. If several data points | |
204 | are at the same distance from the \a coordinate, returns the last one. If no points exist, |
|
208 | are at the same distance from the \a coordinate, returns the last one. If no points exist, | |
205 | returns -1. |
|
209 | returns -1. | |
206 | */ |
|
210 | */ | |
207 | int QScatterSeries::closestPoint(QPointF coordinate) |
|
211 | int QScatterSeries::closestPoint(QPointF coordinate) | |
208 | { |
|
212 | { | |
209 | qreal distance(-1); |
|
213 | qreal distance(-1); | |
210 | int pointIndex(-1); |
|
214 | int pointIndex(-1); | |
211 | for (int i(0); i < d->m_data.count(); i++) { |
|
215 | for (int i(0); i < d->m_data.count(); i++) { | |
212 | QPointF dataPoint = d->m_data.at(i); |
|
216 | QPointF dataPoint = d->m_data.at(i); | |
213 | QPointF difference = dataPoint - coordinate; |
|
217 | QPointF difference = dataPoint - coordinate; | |
214 | if (i == 0 || difference.manhattanLength() <= distance) { |
|
218 | if (i == 0 || difference.manhattanLength() <= distance) { | |
215 | distance = difference.manhattanLength(); |
|
219 | distance = difference.manhattanLength(); | |
216 | pointIndex = i; |
|
220 | pointIndex = i; | |
217 | } |
|
221 | } | |
218 | } |
|
222 | } | |
219 | return pointIndex; |
|
223 | return pointIndex; | |
220 | } |
|
224 | } | |
221 |
|
225 | |||
222 | /*! |
|
226 | /*! | |
|
227 | Returns the pen used for drawing markers. | |||
|
228 | */ | |||
|
229 | QPen QScatterSeries::pen() const | |||
|
230 | { | |||
|
231 | return d->m_markerPen; | |||
|
232 | } | |||
|
233 | ||||
|
234 | /*! | |||
223 | Overrides the default pen used for drawing a marker item with a user defined \a pen. The |
|
235 | Overrides the default pen used for drawing a marker item with a user defined \a pen. The | |
224 | default pen is defined by chart theme setting. |
|
236 | default pen is defined by chart theme setting. | |
225 |
|
237 | |||
226 | \sa setBrush() |
|
238 | \sa setBrush() | |
227 | \sa QChart::setChartTheme() |
|
239 | \sa QChart::setChartTheme() | |
228 | */ |
|
240 | */ | |
229 | void QScatterSeries::setPen(QPen pen) |
|
241 | void QScatterSeries::setPen(const QPen &pen) | |
230 | { |
|
242 | { | |
231 | d->m_markerPen = pen; |
|
243 | d->m_markerPen = pen; | |
|
244 | d->emitChanged(); | |||
232 | } |
|
245 | } | |
233 |
|
246 | |||
234 | /*! |
|
247 | /*! | |
235 |
Returns the |
|
248 | Returns the brush used for drawing markers. | |
236 | */ |
|
249 | */ | |
237 |
Q |
|
250 | QBrush QScatterSeries::brush() const | |
238 | { |
|
251 | { | |
239 |
return d->m_marker |
|
252 | return d->m_markerBrush; | |
240 | } |
|
253 | } | |
241 |
|
254 | |||
242 | /*! |
|
255 | /*! | |
243 | Overrides the default brush of the marker items with a user defined \a brush. The default brush |
|
256 | Overrides the default brush of the marker items with a user defined \a brush. The default brush | |
244 | is defined by chart theme setting. |
|
257 | is defined by chart theme setting. | |
245 |
|
258 | |||
246 | \sa setPen() |
|
259 | \sa setPen() | |
247 | \sa QChart::setChartTheme() |
|
260 | \sa QChart::setChartTheme() | |
248 | */ |
|
261 | */ | |
249 | void QScatterSeries::setBrush(QBrush brush) |
|
262 | void QScatterSeries::setBrush(const QBrush &brush) | |
250 | { |
|
263 | { | |
251 | d->m_markerBrush = brush; |
|
264 | d->m_markerBrush = brush; | |
|
265 | d->emitChanged(); | |||
252 | } |
|
266 | } | |
253 |
|
267 | |||
254 | /*! |
|
268 | /*! | |
255 |
Returns the |
|
269 | Returns the shape used for drawing markers. | |
256 | */ |
|
270 | */ | |
257 | QBrush QScatterSeries::brush() |
|
271 | QScatterSeries::MarkerShape QScatterSeries::shape() const | |
258 | { |
|
272 | { | |
259 | return d->m_markerBrush; |
|
273 | return (QScatterSeries::MarkerShape) d->m_markerShape; | |
260 | } |
|
274 | } | |
261 |
|
275 | |||
262 | /*! |
|
276 | /*! | |
263 | Overrides the default shape of the marker items with a user defined \a shape. The default shape |
|
277 | Overrides the default shape of the marker items with a user defined \a shape. The default shape | |
264 | is defined by chart theme setting. |
|
278 | is defined by chart theme setting. | |
265 | */ |
|
279 | */ | |
266 | void QScatterSeries::setShape(MarkerShape shape) |
|
280 | void QScatterSeries::setShape(MarkerShape shape) | |
267 | { |
|
281 | { | |
268 | d->m_markerShape = shape; |
|
282 | d->m_markerShape = shape; | |
269 | } |
|
283 | d->emitChanged(); | |
270 |
|
||||
271 | /*! |
|
|||
272 | Returns the shape used for drawing markers. |
|
|||
273 | */ |
|
|||
274 | QScatterSeries::MarkerShape QScatterSeries::shape() |
|
|||
275 | { |
|
|||
276 | return (QScatterSeries::MarkerShape) d->m_markerShape; |
|
|||
277 | } |
|
284 | } | |
278 |
|
285 | |||
279 | /*! |
|
286 | /*! | |
280 | Returns the size of the marker items. |
|
287 | Returns the size of the marker items. | |
281 | */ |
|
288 | */ | |
282 | qreal QScatterSeries::size() |
|
289 | qreal QScatterSeries::size() const | |
283 | { |
|
290 | { | |
284 | return d->m_markerSize; |
|
291 | return d->m_markerSize; | |
285 | } |
|
292 | } | |
286 |
|
293 | |||
287 | /*! |
|
294 | /*! | |
288 | Set the \a size of the marker items. The default size is 9.0. |
|
295 | Set the \a size of the marker items. The default size is 9.0. | |
289 | */ |
|
296 | */ | |
290 | void QScatterSeries::setSize(qreal size) |
|
297 | void QScatterSeries::setSize(qreal size) | |
291 | { |
|
298 | { | |
292 | d->m_markerSize = size; |
|
299 | d->m_markerSize = size; | |
293 |
|
|
300 | d->emitChanged(); | |
294 | } |
|
301 | } | |
295 |
|
302 | |||
296 | #include "moc_qscatterseries.cpp" |
|
303 | #include "moc_qscatterseries.cpp" | |
297 |
|
304 | |||
298 | QTCOMMERCIALCHART_END_NAMESPACE |
|
305 | QTCOMMERCIALCHART_END_NAMESPACE |
@@ -1,73 +1,71 | |||||
1 | #ifndef QSCATTERSERIES_H |
|
1 | #ifndef QSCATTERSERIES_H | |
2 | #define QSCATTERSERIES_H |
|
2 | #define QSCATTERSERIES_H | |
3 |
|
3 | |||
4 | #include "qseries.h" |
|
4 | #include "qseries.h" | |
5 | #include <QRectF> |
|
5 | #include <QRectF> | |
6 | #include <QColor> |
|
6 | #include <QColor> | |
7 |
|
7 | |||
8 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
|
8 | QTCOMMERCIALCHART_BEGIN_NAMESPACE | |
9 | class QScatterSeriesPrivate; |
|
9 | class QScatterSeriesPrivate; | |
10 |
|
10 | |||
11 | class QTCOMMERCIALCHART_EXPORT QScatterSeries : public QSeries |
|
11 | class QTCOMMERCIALCHART_EXPORT QScatterSeries : public QSeries | |
12 | { |
|
12 | { | |
13 | Q_OBJECT |
|
13 | Q_OBJECT | |
14 |
|
14 | |||
15 | public: |
|
15 | public: | |
16 | enum MarkerShape { |
|
16 | enum MarkerShape { | |
17 | // TODO: to be defined by the graphics design |
|
17 | // TODO: to be defined by the graphics design | |
18 | // TODO: marker shapes: "x", star, rectangle, tilted rect, triangle, circle, dot |
|
18 | // TODO: marker shapes: "x", star, rectangle, tilted rect, triangle, circle, dot | |
19 | MarkerShapeDefault = 0, |
|
19 | MarkerShapeDefault = 0, | |
20 | MarkerShapeX, |
|
20 | MarkerShapeX, | |
21 | MarkerShapeRectangle, |
|
21 | MarkerShapeRectangle, | |
|
22 | MarkerShapeRoundedRectangle, | |||
22 | MarkerShapeTiltedRectangle, |
|
23 | MarkerShapeTiltedRectangle, | |
23 | MarkerShapeTriangle, |
|
24 | MarkerShapeTriangle, | |
24 | MarkerShapeCircle |
|
25 | MarkerShapeCircle | |
25 | }; |
|
26 | }; | |
26 |
|
27 | |||
27 | public: |
|
28 | public: | |
28 | QScatterSeries(QObject *parent = 0); |
|
29 | QScatterSeries(QObject *parent = 0); | |
29 | ~QScatterSeries(); |
|
30 | ~QScatterSeries(); | |
30 |
|
31 | |||
31 | public: // from QChartSeries |
|
32 | public: // from QChartSeries | |
32 | QSeriesType type() const { return QSeries::SeriesTypeScatter; } |
|
33 | QSeriesType type() const { return QSeries::SeriesTypeScatter; } | |
33 |
|
34 | |||
34 | public: |
|
35 | public: | |
35 | void add(qreal x, qreal y); |
|
36 | void add(qreal x, qreal y); | |
36 | void add(QPointF value); |
|
37 | void add(QPointF value); | |
37 | void add(QList<QPointF> points); |
|
38 | void add(QList<QPointF> points); | |
38 | void setData(QList<QPointF> points); |
|
39 | void setData(QList<QPointF> points); | |
39 | QScatterSeries& operator << (const QPointF &value); |
|
40 | QScatterSeries& operator << (const QPointF &value); | |
40 | QScatterSeries& operator << (QList<QPointF> points); |
|
41 | QScatterSeries& operator << (QList<QPointF> points); | |
41 | QList<QPointF> data(); |
|
42 | QList<QPointF> data(); | |
42 | bool replace(int index, QPointF newPoint); |
|
43 | bool replace(int index, QPointF newPoint); | |
43 | bool removeAt(int index); |
|
44 | bool removeAt(int index); | |
44 | int removeAll(QPointF point); |
|
45 | int removeAll(QPointF point); | |
45 | void clear(); |
|
46 | void clear(); | |
46 | int closestPoint(QPointF coordinate); |
|
47 | int closestPoint(QPointF coordinate); | |
47 | //TODO: insert, replace...? |
|
48 | //TODO: insert, replace...? | |
48 |
|
49 | |||
49 | QPen pen(); |
|
50 | QPen pen() const; | |
50 | void setPen(QPen pen); |
|
51 | void setPen(const QPen &pen); | |
51 | QBrush brush(); |
|
52 | QBrush brush() const; | |
52 | void setBrush(QBrush brush); |
|
53 | void setBrush(const QBrush &brush); | |
53 | MarkerShape shape(); |
|
54 | MarkerShape shape() const; | |
54 | void setShape(MarkerShape shape); |
|
55 | void setShape(MarkerShape shape); | |
55 | qreal size(); |
|
56 | qreal size() const; | |
56 | void setSize(qreal size); |
|
57 | void setSize(qreal size); | |
57 |
|
58 | |||
58 | Q_SIGNALS: |
|
59 | Q_SIGNALS: | |
59 | void clicked(QPointF coordinate); |
|
60 | void clicked(QPointF coordinate); | |
60 | // TODO: move to PIMPL for simplicity or does the user ever need changed signals? |
|
|||
61 | // TODO: more finegrained signaling for performance reasons |
|
|||
62 | // (check QPieSeries implementation with change sets) |
|
|||
63 | void changed(); |
|
|||
64 |
|
61 | |||
65 | private: |
|
62 | private: | |
66 | Q_DECLARE_PRIVATE(QScatterSeries) |
|
63 | Q_DECLARE_PRIVATE(QScatterSeries) | |
67 | Q_DISABLE_COPY(QScatterSeries) |
|
64 | Q_DISABLE_COPY(QScatterSeries) | |
68 | QScatterSeriesPrivate *const d; |
|
65 | friend class ScatterPresenter; | |
|
66 | QScatterSeriesPrivate *d; | |||
69 | }; |
|
67 | }; | |
70 |
|
68 | |||
71 | QTCOMMERCIALCHART_END_NAMESPACE |
|
69 | QTCOMMERCIALCHART_END_NAMESPACE | |
72 |
|
70 | |||
73 | #endif // QSCATTERSERIES_H |
|
71 | #endif // QSCATTERSERIES_H |
@@ -1,156 +1,166 | |||||
1 | #include "scatterpresenter_p.h" |
|
1 | #include "scatterpresenter_p.h" | |
2 | #include "qscatterseries.h" |
|
2 | #include "qscatterseries.h" | |
|
3 | #include "scatterseries_p.h" | |||
3 | #include "chartpresenter_p.h" |
|
4 | #include "chartpresenter_p.h" | |
4 | #include <QPen> |
|
5 | #include <QPen> | |
5 | #include <QPainter> |
|
6 | #include <QPainter> | |
6 | #include <QGraphicsScene> |
|
7 | #include <QGraphicsScene> | |
7 | #include <QGraphicsSceneMouseEvent> |
|
8 | #include <QGraphicsSceneMouseEvent> | |
8 | #include <QGraphicsDropShadowEffect> |
|
9 | #include <QGraphicsDropShadowEffect> | |
9 | #include <QDebug> |
|
10 | #include <QDebug> | |
10 | #include <QTime> |
|
11 | #include <QTime> | |
11 |
|
12 | |||
12 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
|
13 | QTCOMMERCIALCHART_BEGIN_NAMESPACE | |
13 |
|
14 | |||
14 | ScatterPresenter::ScatterPresenter(QScatterSeries *series, QGraphicsObject *parent) : |
|
15 | ScatterPresenter::ScatterPresenter(QScatterSeries *series, QGraphicsObject *parent) : | |
15 | ChartItem(parent), |
|
16 | ChartItem(parent), | |
16 | m_minX(0), |
|
17 | m_minX(0), | |
17 | m_maxX(0), |
|
18 | m_maxX(0), | |
18 | m_minY(0), |
|
19 | m_minY(0), | |
19 | m_maxY(0), |
|
20 | m_maxY(0), | |
20 | m_series(series), |
|
21 | m_series(series), | |
21 | m_clippingRect() |
|
22 | m_clippingRect() | |
22 | { |
|
23 | { | |
23 |
|
|
24 | Q_ASSERT(parent); | |
24 | m_clippingRect = parent->boundingRect(); |
|
25 | Q_ASSERT(series); | |
25 |
|
||||
26 | if (series) { |
|
|||
27 | connect(series, SIGNAL(changed()), this, SLOT(handleModelChanged())); |
|
|||
28 | } |
|
|||
29 |
|
26 | |||
|
27 | m_clippingRect = parent->boundingRect(); | |||
|
28 | connect(series->d, SIGNAL(changed()), this, SLOT(handleModelChanged())); | |||
|
29 | connect(this, SIGNAL(clicked(QPointF)), series, SIGNAL(clicked(QPointF))); | |||
30 | setZValue(ChartPresenter::ScatterSeriesZValue); |
|
30 | setZValue(ChartPresenter::ScatterSeriesZValue); | |
31 |
|
31 | |||
32 | // TODO: how to draw a drop shadow? |
|
32 | // TODO: how to draw a drop shadow? | |
33 | // QGraphicsDropShadowEffect *dropShadow = new QGraphicsDropShadowEffect(); |
|
33 | // QGraphicsDropShadowEffect *dropShadow = new QGraphicsDropShadowEffect(); | |
34 | // dropShadow->setOffset(2.0); |
|
34 | // dropShadow->setOffset(2.0); | |
35 | // dropShadow->setBlurRadius(2.0); |
|
35 | // dropShadow->setBlurRadius(2.0); | |
36 | // setGraphicsEffect(dropShadow); |
|
36 | // setGraphicsEffect(dropShadow); | |
37 | } |
|
37 | } | |
38 |
|
38 | |||
39 | void ScatterPresenter::handleDomainChanged(qreal minX, qreal maxX, qreal minY, qreal maxY) |
|
39 | void ScatterPresenter::handleDomainChanged(qreal minX, qreal maxX, qreal minY, qreal maxY) | |
40 | { |
|
40 | { | |
41 | m_minX = minX; |
|
41 | m_minX = minX; | |
42 | m_maxX = maxX; |
|
42 | m_maxX = maxX; | |
43 | m_minY = minY; |
|
43 | m_minY = minY; | |
44 | m_maxY = maxY; |
|
44 | m_maxY = maxY; | |
45 | changeGeometry(); |
|
45 | changeGeometry(); | |
46 | } |
|
46 | } | |
47 |
|
47 | |||
48 | void ScatterPresenter::handleGeometryChanged(const QRectF& rect) |
|
48 | void ScatterPresenter::handleGeometryChanged(const QRectF& rect) | |
49 | { |
|
49 | { | |
50 | m_clippingRect = rect.translated(-rect.topLeft()); |
|
50 | m_clippingRect = rect.translated(-rect.topLeft()); | |
51 | changeGeometry(); |
|
51 | changeGeometry(); | |
52 | setPos(rect.topLeft()); |
|
52 | setPos(rect.topLeft()); | |
53 | } |
|
53 | } | |
54 |
|
54 | |||
55 | void ScatterPresenter::handleModelChanged() |
|
55 | void ScatterPresenter::handleModelChanged() | |
56 | { |
|
56 | { | |
57 | // TODO: more fine grained modelChanged signaling |
|
57 | // TODO: more fine grained modelChanged signaling | |
58 | changeGeometry(); |
|
58 | changeGeometry(); | |
59 | } |
|
59 | } | |
60 |
|
60 | |||
61 | void ScatterPresenter::paint(QPainter *painter, const QStyleOptionGraphicsItem */*option*/, QWidget */*widget*/) |
|
61 | void ScatterPresenter::paint(QPainter *painter, const QStyleOptionGraphicsItem */*option*/, QWidget */*widget*/) | |
62 | { |
|
62 | { | |
63 | painter->save(); |
|
63 | painter->save(); | |
64 | painter->setClipRect(m_clippingRect); |
|
64 | painter->setClipRect(m_clippingRect); | |
65 |
|
65 | |||
66 | // TODO: how to draw a drop shadow? |
|
66 | // TODO: how to draw a drop shadow? | |
67 | // Now using a custom implementation for drop shadow instead of QGraphicsDropShadowEffect. |
|
67 | // Now using a custom implementation for drop shadow instead of QGraphicsDropShadowEffect. | |
68 | // It seems QGraphicsDropShadowEffect is quite heavy, at least on windows without open gl. |
|
68 | // It seems QGraphicsDropShadowEffect is quite heavy, at least on windows without open gl. | |
69 | QPen dropShadowPen(QColor(0, 0, 0, 70)); |
|
69 | QPen dropShadowPen(QColor(0, 0, 0, 70)); | |
70 | dropShadowPen.setWidth(3); |
|
70 | dropShadowPen.setWidth(3); | |
71 | painter->setPen(dropShadowPen); |
|
71 | painter->setPen(dropShadowPen); | |
72 | painter->setBrush(dropShadowPen.color()); |
|
72 | painter->setBrush(dropShadowPen.color()); | |
73 | // painter->setRenderHint(QPainter::Antialiasing); |
|
73 | // painter->setRenderHint(QPainter::Antialiasing); | |
74 | painter->drawPath(m_path.translated(2, 2)); |
|
74 | painter->drawPath(m_path.translated(2, 2)); | |
75 |
|
75 | |||
76 | // Paint the shape |
|
76 | // Paint the shape | |
77 | // The custom settings in series override those defined by the theme |
|
77 | // The custom settings in series override those defined by the theme | |
78 | QPen pen = m_markerPen; |
|
78 | QPen pen = m_markerPen; | |
79 | if (m_series->pen().color().isValid()) |
|
79 | if (m_series->pen().color().isValid()) | |
80 | pen = m_series->pen(); |
|
80 | pen = m_series->pen(); | |
81 | painter->setPen(pen); |
|
81 | painter->setPen(pen); | |
82 | if (m_series->brush().color().isValid()) |
|
82 | if (m_series->brush().color().isValid()) | |
83 | painter->setBrush(m_series->brush()); |
|
83 | painter->setBrush(m_series->brush()); | |
84 | else |
|
84 | else | |
85 | painter->setBrush(m_markerBrush); |
|
85 | painter->setBrush(m_markerBrush); | |
86 |
|
86 | |||
87 | // If either pen or brush is opaque, we need to draw the polygons one-by-one |
|
87 | // If either pen or brush is opaque, we need to draw the polygons one-by-one | |
88 | if (painter->pen().color().alpha() < 255 || painter->brush().color().alpha() < 255) { |
|
88 | if (painter->pen().color().alpha() < 255 || painter->brush().color().alpha() < 255) { | |
89 | foreach (QPolygonF pol, m_path.toSubpathPolygons()) |
|
89 | foreach (QPolygonF pol, m_path.toSubpathPolygons()) | |
90 | painter->drawPolygon(pol); |
|
90 | painter->drawPolygon(pol); | |
91 | } else { |
|
91 | } else { | |
92 | painter->drawPath(m_path); |
|
92 | painter->drawPath(m_path); | |
93 | } |
|
93 | } | |
94 |
|
94 | |||
95 | painter->restore(); |
|
95 | painter->restore(); | |
96 | } |
|
96 | } | |
97 |
|
97 | |||
98 | void ScatterPresenter::mousePressEvent(QGraphicsSceneMouseEvent *event) |
|
98 | void ScatterPresenter::mousePressEvent(QGraphicsSceneMouseEvent *event) | |
99 | { |
|
99 | { | |
100 | // Empty implementation to grab mouse release events for this item |
|
100 | // Empty implementation to grab mouse release events for this item | |
101 | Q_UNUSED(event) |
|
101 | Q_UNUSED(event) | |
102 | } |
|
102 | } | |
103 |
|
103 | |||
104 | void ScatterPresenter::mouseReleaseEvent(QGraphicsSceneMouseEvent *event) |
|
104 | void ScatterPresenter::mouseReleaseEvent(QGraphicsSceneMouseEvent *event) | |
105 | { |
|
105 | { | |
106 | QPointF clickedPoint( |
|
106 | QPointF clickedPoint( | |
107 | m_minX + (event->lastPos().x() / m_clippingRect.width()) * (m_maxX-m_minX), |
|
107 | m_minX + (event->lastPos().x() / m_clippingRect.width()) * (m_maxX-m_minX), | |
108 | m_maxY - (event->lastPos().y() / m_clippingRect.height()) * (m_maxY-m_minY)); |
|
108 | m_maxY - (event->lastPos().y() / m_clippingRect.height()) * (m_maxY-m_minY)); | |
109 | emit clicked(clickedPoint); |
|
109 | emit clicked(clickedPoint); | |
110 | } |
|
110 | } | |
111 |
|
111 | |||
112 | void ScatterPresenter::changeGeometry() |
|
112 | void ScatterPresenter::changeGeometry() | |
113 | { |
|
113 | { | |
114 | if (m_clippingRect.isValid()) { |
|
114 | if (m_clippingRect.isValid()) { | |
115 | prepareGeometryChange(); |
|
115 | prepareGeometryChange(); | |
116 | qreal scalex = m_clippingRect.width() / (m_maxX - m_minX); |
|
116 | qreal scalex = m_clippingRect.width() / (m_maxX - m_minX); | |
117 | qreal scaley = m_clippingRect.height() / (m_maxY - m_minY); |
|
117 | qreal scaley = m_clippingRect.height() / (m_maxY - m_minY); | |
118 |
|
118 | |||
119 | int shape = m_series->shape(); |
|
119 | int shape = m_series->shape(); | |
120 | m_path = QPainterPath(); |
|
120 | m_path = QPainterPath(); | |
121 | m_path.setFillRule(Qt::WindingFill); |
|
121 | m_path.setFillRule(Qt::WindingFill); | |
122 | const qreal size = m_series->size(); |
|
122 | const qreal size = m_series->size(); | |
123 |
|
123 | |||
124 | foreach (QPointF point, m_series->data()) { |
|
124 | foreach (QPointF point, m_series->data()) { | |
125 | // Convert relative coordinates to absolute pixel coordinates that can be used for drawing |
|
125 | // Convert relative coordinates to absolute pixel coordinates that can be used for drawing | |
126 | qreal x = point.x() * scalex - m_minX * scalex - size / 2; |
|
126 | qreal x = point.x() * scalex - m_minX * scalex - size / 2; | |
127 | qreal y = m_clippingRect.height() - point.y() * scaley + m_minY * scaley - size / 2; |
|
127 | qreal y = m_clippingRect.height() - point.y() * scaley + m_minY * scaley - size / 2; | |
128 |
|
128 | |||
129 | if (x < scene()->width() && y < scene()->height()) { |
|
129 | if (x < scene()->width() && y < scene()->height()) { | |
130 | switch (shape) { |
|
130 | switch (shape) { | |
131 | case QScatterSeries::MarkerShapeDefault: |
|
131 | case QScatterSeries::MarkerShapeDefault: | |
132 | // Fallthrough, defaults to circle |
|
132 | // Fallthrough, defaults to circle | |
133 | case QScatterSeries::MarkerShapeCircle: |
|
133 | case QScatterSeries::MarkerShapeCircle: | |
134 | m_path.addEllipse(x, y, size, size); |
|
134 | m_path.addEllipse(x, y, size, size); | |
135 | break; |
|
135 | break; | |
136 | case QScatterSeries::MarkerShapeRectangle: |
|
136 | case QScatterSeries::MarkerShapeRectangle: | |
137 | m_path.addRect(x, y, size, size); |
|
137 | m_path.addRect(x, y, size, size); | |
138 | break; |
|
138 | break; | |
|
139 | case QScatterSeries::MarkerShapeRoundedRectangle: | |||
|
140 | m_path.addRoundedRect(x, y, size, size, size / 4.0, size / 4.0); | |||
|
141 | break; | |||
139 | case QScatterSeries::MarkerShapeTiltedRectangle: { |
|
142 | case QScatterSeries::MarkerShapeTiltedRectangle: { | |
140 | // TODO: tilt the rectangle |
|
143 | // TODO: tilt the rectangle | |
141 | m_path.addRect(x, y, size, size); |
|
144 | m_path.addRect(x, y, size, size); | |
142 | break; |
|
145 | break; | |
143 | } |
|
146 | } | |
|
147 | case QScatterSeries::MarkerShapeTriangle: { | |||
|
148 | QPolygonF polygon; | |||
|
149 | polygon << QPointF(0.0, -size) << QPointF(size / 2.0, 0.0) << QPointF(-size / 2, 0.0); | |||
|
150 | // TODO: the position is not exactly right... | |||
|
151 | m_path.addPolygon(polygon.translated(x + size / 2.0, y + size)); | |||
|
152 | break; | |||
|
153 | } | |||
144 | default: |
|
154 | default: | |
145 | // TODO: implement the rest of the shapes |
|
155 | // TODO: implement the rest of the shapes | |
146 | Q_ASSERT(false); |
|
156 | Q_ASSERT(false); | |
147 | break; |
|
157 | break; | |
148 | } |
|
158 | } | |
149 | } |
|
159 | } | |
150 | } |
|
160 | } | |
151 | } |
|
161 | } | |
152 | } |
|
162 | } | |
153 |
|
163 | |||
154 | #include "moc_scatterpresenter_p.cpp" |
|
164 | #include "moc_scatterpresenter_p.cpp" | |
155 |
|
165 | |||
156 | QTCOMMERCIALCHART_END_NAMESPACE |
|
166 | QTCOMMERCIALCHART_END_NAMESPACE |
@@ -1,28 +1,37 | |||||
1 | #ifndef QSCATTERSERIESPRIVATE_H |
|
1 | #ifndef QSCATTERSERIESPRIVATE_H | |
2 | #define QSCATTERSERIESPRIVATE_H |
|
2 | #define QSCATTERSERIESPRIVATE_H | |
3 |
|
3 | |||
4 | #include "qchartglobal.h" |
|
4 | #include "qchartglobal.h" | |
5 | #include "qseries.h" |
|
5 | #include "qseries.h" | |
|
6 | #include <QObject> | |||
6 | #include <QPen> |
|
7 | #include <QPen> | |
7 |
|
8 | |||
8 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
|
9 | QTCOMMERCIALCHART_BEGIN_NAMESPACE | |
9 |
|
10 | |||
10 | /*! |
|
11 | /*! | |
11 | * The PIMPL class of QScatterSeries. |
|
12 | * The PIMPL class of QScatterSeries. | |
12 | */ |
|
13 | */ | |
13 | class QScatterSeriesPrivate |
|
14 | class QScatterSeriesPrivate : public QObject | |
14 | { |
|
15 | { | |
|
16 | Q_OBJECT | |||
|
17 | ||||
15 | public: |
|
18 | public: | |
16 | QScatterSeriesPrivate(); |
|
19 | QScatterSeriesPrivate(QObject *parent); | |
|
20 | void emitChanged(); | |||
|
21 | ||||
|
22 | Q_SIGNALS: | |||
|
23 | // TODO: more finegrained signaling for performance reasons | |||
|
24 | // (see for example QPieSeries implementation with change sets) | |||
|
25 | void changed(); | |||
17 |
|
26 | |||
18 | public: |
|
27 | public: | |
19 | QList<QPointF> m_data; |
|
28 | QList<QPointF> m_data; | |
20 | QPen m_markerPen; |
|
29 | QPen m_markerPen; | |
21 | QBrush m_markerBrush; |
|
30 | QBrush m_markerBrush; | |
22 | int m_markerShape; |
|
31 | int m_markerShape; | |
23 | qreal m_markerSize; |
|
32 | qreal m_markerSize; | |
24 | }; |
|
33 | }; | |
25 |
|
34 | |||
26 | QTCOMMERCIALCHART_END_NAMESPACE |
|
35 | QTCOMMERCIALCHART_END_NAMESPACE | |
27 |
|
36 | |||
28 | #endif // QSCATTERSERIESPRIVATE_H |
|
37 | #endif // QSCATTERSERIESPRIVATE_H |
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