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Adds cliping and proper zoom handling for line chart
Adds cliping and proper zoom handling for line chart

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r145:251cad7c49ee
r150:19743dc8af25
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charttheme.cpp
142 lines | 4.4 KiB | text/x-c | CppLexer
Tero Ahola
Refactored themes; now enabled for line, scatter and pies...
r103 #include "charttheme_p.h"
#include "qchart.h"
Michal Klocek
Refactor themes...
r143 //series
#include "barchartseries.h"
#include "stackedbarchartseries.h"
#include "percentbarchartseries.h"
Michal Klocek
Fix previous broken commit
r145 #include "qlinechartseries.h"
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r143 //items
#include "axisitem_p.h"
#include "bargroup.h"
#include "stackedbargroup.h"
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r145 #include "linechartitem_p.h"
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r143 #include "percentbargroup.h"
Tero Ahola
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r103
Michal Klocek
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r143 //themes
#include "chartthemevanilla_p.h"
#include "chartthemeicy_p.h"
#include "chartthemegrayscale_p.h"
#include "chartthemescientific_p.h"
Tero Ahola
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r103
Tero Ahola
tuning theme colors
r125
Michal Klocek
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r143 QTCOMMERCIALCHART_BEGIN_NAMESPACE
/* TODO
Tero Ahola
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r103 case QChart::ChartThemeUnnamed1:
Tero Ahola
One more alternative for changing themes
r108 m_seriesThemes.append(SeriesTheme(QColor(QRgb(0xff3fa9f5)), 2));
m_seriesThemes.append(SeriesTheme(QColor(QRgb(0xff7AC943)), 2));
m_seriesThemes.append(SeriesTheme(QColor(QRgb(0xffFF931E)), 2));
m_seriesThemes.append(SeriesTheme(QColor(QRgb(0xffFF1D25)), 2));
m_seriesThemes.append(SeriesTheme(QColor(QRgb(0xffFF7BAC)), 2));
Tero Ahola
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r103
m_gradientStartColor = QColor(QRgb(0xfff3dc9e));
m_gradientEndColor = QColor(QRgb(0xffafafaf));
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r143 */
ChartTheme::ChartTheme()
{
m_seriesColor.append(QRgb(0xff000000));
m_seriesColor.append(QRgb(0xff707070));
m_gradientStartColor = QColor(QRgb(0xffffffff));
m_gradientEndColor = QColor(QRgb(0xffafafaf));
}
ChartTheme* ChartTheme::createTheme(QChart::ChartThemeId theme)
{
switch(theme) {
case QChart::ChartThemeDefault:
return new ChartTheme();
case QChart::ChartThemeVanilla:
return new ChartThemeVanilla();
case QChart::ChartThemeIcy:
return new ChartThemeIcy();
case QChart::ChartThemeGrayscale:
return new ChartThemeGrayscale();
case QChart::ChartThemeScientific:
return new ChartThemeScientific();
}
}
void ChartTheme::decorate(QChart* chart)
{
QLinearGradient backgroundGradient;
backgroundGradient.setColorAt(0.0, m_gradientStartColor);
backgroundGradient.setColorAt(1.0, m_gradientEndColor);
backgroundGradient.setCoordinateMode(QGradient::ObjectBoundingMode);
chart->setChartBackgroundBrush(backgroundGradient);
}
//TODO helper to by removed later
void ChartTheme::decorate(ChartItem* item, QChartSeries* series,int count)
{
switch(series->type())
{
case QChartSeries::SeriesTypeLine: {
Michal Klocek
Fix previous broken commit
r145 QLineChartSeries* s = static_cast<QLineChartSeries*>(series);
LineChartItem* i = static_cast<LineChartItem*>(item);
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r143 decorate(i,s,count);
break;
}
case QChartSeries::SeriesTypeBar: {
BarChartSeries* b = static_cast<BarChartSeries*>(series);
BarGroup* i = static_cast<BarGroup*>(item);
decorate(i,b,count);
break;
}
case QChartSeries::SeriesTypeStackedBar: {
StackedBarChartSeries* s = static_cast<StackedBarChartSeries*>(series);
StackedBarGroup* i = static_cast<StackedBarGroup*>(item);
decorate(i,s,count);
break;
}
case QChartSeries::SeriesTypePercentBar: {
PercentBarChartSeries* s = static_cast<PercentBarChartSeries*>(series);
PercentBarGroup* i = static_cast<PercentBarGroup*>(item);
decorate(i,s,count);
break;
}
default:
qDebug()<<"Wrong item to be decorated by theme";
Tero Ahola
Refactored themes; now enabled for line, scatter and pies...
r103 break;
}
Michal Klocek
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r143
Tero Ahola
Refactored themes; now enabled for line, scatter and pies...
r103 }
Michal Klocek
Fix previous broken commit
r145 void ChartTheme::decorate(LineChartItem* item, QLineChartSeries* series,int count)
Tero Ahola
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r103 {
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r143 item->setPen(series->pen());
Tero Ahola
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r103 }
Michal Klocek
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r143 void ChartTheme::decorate(BarGroup* item, BarChartSeries* series,int count)
Tero Ahola
One more alternative for changing themes
r108 {
Michal Klocek
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r143 item->addColor(QColor(255,0,0,128));
item->addColor(QColor(255,255,0,128));
item->addColor(QColor(0,255,0,128));
item->addColor(QColor(0,0,255,128));
item->addColor(QColor(255,128,0,128));
Tero Ahola
One more alternative for changing themes
r108 }
Michal Klocek
Refactor themes...
r143 void ChartTheme::decorate(StackedBarGroup* item, StackedBarChartSeries* series,int count)
Tero Ahola
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r103 {
Michal Klocek
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r143 // Add some fugly colors for 5 fist series...
item->addColor(QColor(255,0,0,128));
item->addColor(QColor(255,255,0,128));
item->addColor(QColor(0,255,0,128));
item->addColor(QColor(0,0,255,128));
item->addColor(QColor(255,128,0,128));
Tero Ahola
Refactored themes; now enabled for line, scatter and pies...
r103 }
Michal Klocek
Refactor themes...
r143 void ChartTheme::decorate(PercentBarGroup* item, PercentBarChartSeries* series,int count)
{
// Add some fugly colors for 5 fist series...
item->addColor(QColor(255,0,0,128));
item->addColor(QColor(255,255,0,128));
item->addColor(QColor(0,255,0,128));
item->addColor(QColor(0,0,255,128));
item->addColor(QColor(255,128,0,128));
}
Tero Ahola
Refactored themes; now enabled for line, scatter and pies...
r103
QTCOMMERCIALCHART_END_NAMESPACE