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#include "qchart.h"
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#include "qchartaxis.h"
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#include "chartpresenter_p.h"
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#include "chartdataset_p.h"
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#include "charttheme_p.h"
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//series
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#include "qbarseries.h"
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#include "qstackedbarseries.h"
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#include "qpercentbarseries.h"
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#include "qlineseries.h"
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#include "qareaseries.h"
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#include "qpieseries.h"
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#include "qscatterseries.h"
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#include "qsplineseries.h"
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//items
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#include "axisitem_p.h"
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#include "axisanimationitem_p.h"
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#include "areachartitem_p.h"
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#include "barpresenter_p.h"
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#include "stackedbarpresenter_p.h"
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#include "percentbarpresenter_p.h"
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#include "linechartitem_p.h"
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#include "linechartanimationitem_p.h"
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#include "piepresenter_p.h"
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#include "scatterpresenter_p.h"
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#include "splinepresenter_p.h"
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QTCOMMERCIALCHART_BEGIN_NAMESPACE
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ChartPresenter::ChartPresenter(QChart* chart,ChartDataSet* dataset):QObject(chart),
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m_chart(chart),
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m_dataset(dataset),
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m_chartTheme(0),
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m_zoomIndex(0),
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m_marginSize(0),
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m_rect(QRectF(QPoint(0,0),m_chart->size())),
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m_options(QChart::NoAnimation)
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{
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createConnections();
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setChartTheme(QChart::ChartThemeDefault);
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}
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ChartPresenter::~ChartPresenter()
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{
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}
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void ChartPresenter::createConnections()
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{
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QObject::connect(m_chart,SIGNAL(geometryChanged()),this,SLOT(handleGeometryChanged()));
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QObject::connect(m_dataset,SIGNAL(seriesAdded(QSeries*,Domain*)),this,SLOT(handleSeriesAdded(QSeries*,Domain*)));
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QObject::connect(m_dataset,SIGNAL(seriesRemoved(QSeries*)),this,SLOT(handleSeriesRemoved(QSeries*)));
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QObject::connect(m_dataset,SIGNAL(axisAdded(QChartAxis*,Domain*)),this,SLOT(handleAxisAdded(QChartAxis*,Domain*)));
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QObject::connect(m_dataset,SIGNAL(axisRemoved(QChartAxis*)),this,SLOT(handleAxisRemoved(QChartAxis*)));
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}
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QRectF ChartPresenter::geometry() const
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{
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return m_rect;
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}
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void ChartPresenter::handleGeometryChanged()
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{
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QRectF rect(QPoint(0,0),m_chart->size());
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rect.adjust(m_marginSize,m_marginSize, -m_marginSize, -m_marginSize);
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//rewrite zoom stack
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for(int i=0;i<m_zoomStack.count();i++){
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QRectF r = m_zoomStack[i];
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qreal w = rect.width()/m_rect.width();
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qreal h = rect.height()/m_rect.height();
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QPointF tl = r.topLeft();
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tl.setX(tl.x()*w);
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tl.setY(tl.y()*h);
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QPointF br = r.bottomRight();
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br.setX(br.x()*w);
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br.setY(br.y()*h);
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r.setTopLeft(tl);
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r.setBottomRight(br);
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m_zoomStack[i]=r;
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}
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m_rect = rect;
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Q_ASSERT(m_rect.isValid());
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emit geometryChanged(m_rect);
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}
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int ChartPresenter::margin() const
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{
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return m_marginSize;
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}
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void ChartPresenter::setMargin(int margin)
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{
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m_marginSize = margin;
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}
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void ChartPresenter::handleAxisAdded(QChartAxis* axis,Domain* domain)
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{
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AxisItem* item ;
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if(!m_options.testFlag(QChart::GridAxisAnimations))
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{
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item = new AxisItem(axis,axis==m_dataset->axisX()?AxisItem::X_AXIS : AxisItem::Y_AXIS,m_chart);
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}else{
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item = new AxisAnimationItem(axis,axis==m_dataset->axisX()?AxisItem::X_AXIS : AxisItem::Y_AXIS,m_chart);
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}
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if(axis==m_dataset->axisX()){
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QObject::connect(domain,SIGNAL(rangeXChanged(qreal,qreal)),item,SLOT(handleRangeChanged(qreal,qreal)));
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//initialize
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item->handleRangeChanged(domain->minX(),domain->maxX());
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item->handleTicksCountChanged(4);
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}
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else{
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QObject::connect(domain,SIGNAL(rangeYChanged(qreal,qreal)),item,SLOT(handleRangeChanged(qreal,qreal)));
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//initialize
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item->handleRangeChanged(domain->minY(),domain->maxY());
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item->handleTicksCountChanged(4);
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}
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QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&)));
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//initialize
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item->handleGeometryChanged(m_rect);
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m_chartTheme->decorate(axis,item);
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m_axisItems.insert(axis,item);
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}
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void ChartPresenter::handleAxisRemoved(QChartAxis* axis)
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{
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AxisItem* item = m_axisItems.take(axis);
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Q_ASSERT(item);
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delete item;
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}
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void ChartPresenter::handleSeriesAdded(QSeries* series,Domain* domain)
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{
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switch(series->type())
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{
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case QSeries::SeriesTypeLine: {
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QLineSeries* lineSeries = static_cast<QLineSeries*>(series);
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LineChartItem* item;
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if(m_options.testFlag(QChart::SeriesAnimations)){
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item = new LineChartAnimationItem(lineSeries,m_chart);
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}else{
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item = new LineChartItem(lineSeries,m_chart);
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}
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QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&)));
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QObject::connect(domain,SIGNAL(domainChanged(qreal,qreal,qreal,qreal)),item,SLOT(handleDomainChanged(qreal,qreal,qreal,qreal)));
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//initialize
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item->handleDomainChanged(domain->minX(),domain->maxX(),domain->minY(),domain->maxY());
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if(m_rect.isValid()) item->handleGeometryChanged(m_rect);
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//decorate
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m_chartTheme->decorate(item,lineSeries,m_chartItems.count());
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m_chartItems.insert(series,item);
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break;
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}
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case QSeries::SeriesTypeArea: {
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QAreaSeries* areaSeries = static_cast<QAreaSeries*>(series);
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AreaChartItem* item;
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if(m_options.testFlag(QChart::SeriesAnimations)) {
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item = new AreaChartItem(areaSeries,m_chart);
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}
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else {
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item = new AreaChartItem(areaSeries,m_chart);
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}
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QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&)));
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QObject::connect(domain,SIGNAL(domainChanged(qreal,qreal,qreal,qreal)),item,SLOT(handleDomainChanged(qreal,qreal,qreal,qreal)));
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//initialize
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item->handleDomainChanged(domain->minX(),domain->maxX(),domain->minY(),domain->maxY());
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if(m_rect.isValid()) item->handleGeometryChanged(m_rect);
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//decorate
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m_chartTheme->decorate(item,areaSeries,m_chartItems.count());
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m_chartItems.insert(series,item);
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break;
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}
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case QSeries::SeriesTypeBar: {
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QBarSeries* barSeries = static_cast<QBarSeries*>(series);
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BarPresenter* item = new BarPresenter(barSeries,m_chart);
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m_chartTheme->decorate(item,barSeries,m_chartItems.count());
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QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&)));
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// QObject::connect(barSeries,SIGNAL(changed(int)),item,SLOT(handleModelChanged(int)));
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m_chartItems.insert(series,item);
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// m_axisXItem->setVisible(false);
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if(m_rect.isValid()) item->handleGeometryChanged(m_rect);
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break;
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}
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case QSeries::SeriesTypeStackedBar: {
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QStackedBarSeries* stackedBarSeries = static_cast<QStackedBarSeries*>(series);
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StackedBarPresenter* item = new StackedBarPresenter(stackedBarSeries,m_chart);
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m_chartTheme->decorate(item,stackedBarSeries,m_chartItems.count());
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QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&)));
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// QObject::connect(stackedBarSeries,SIGNAL(changed(int)),item,SLOT(handleModelChanged(int)));
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m_chartItems.insert(series,item);
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if(m_rect.isValid()) item->handleGeometryChanged(m_rect);
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break;
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}
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case QSeries::SeriesTypePercentBar: {
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QPercentBarSeries* percentBarSeries = static_cast<QPercentBarSeries*>(series);
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PercentBarPresenter* item = new PercentBarPresenter(percentBarSeries,m_chart);
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m_chartTheme->decorate(item,percentBarSeries ,m_chartItems.count());
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QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&)));
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// QObject::connect(percentBarSeries,SIGNAL(changed(int)),item,SLOT(handleModelChanged(int)));
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m_chartItems.insert(series,item);
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if(m_rect.isValid()) item->handleGeometryChanged(m_rect);
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break;
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}
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case QSeries::SeriesTypeScatter: {
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QScatterSeries *scatterSeries = qobject_cast<QScatterSeries *>(series);
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ScatterPresenter *scatterPresenter = new ScatterPresenter(scatterSeries, m_chart);
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QObject::connect(scatterPresenter, SIGNAL(clicked(QPointF)),
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scatterSeries, SIGNAL(clicked(QPointF)));
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QObject::connect(this, SIGNAL(geometryChanged(const QRectF&)),
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scatterPresenter, SLOT(handleGeometryChanged(const QRectF&)));
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QObject::connect(domain, SIGNAL(domainChanged(qreal,qreal,qreal,qreal)),
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scatterPresenter, SLOT(handleDomainChanged(qreal,qreal,qreal,qreal)));
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m_chartTheme->decorate(scatterPresenter, scatterSeries, m_chartItems.count());
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m_chartItems.insert(scatterSeries, scatterPresenter);
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if (m_rect.isValid())
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scatterPresenter->handleGeometryChanged(m_rect);
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scatterPresenter->handleDomainChanged(domain->minX(), domain->maxX(), domain->minY(), domain->maxY());
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break;
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}
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case QSeries::SeriesTypePie: {
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QPieSeries *s = qobject_cast<QPieSeries *>(series);
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PiePresenter* pie = new PiePresenter(m_chart, s);
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m_chartTheme->decorate(pie, s, m_chartItems.count());
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QObject::connect(this, SIGNAL(geometryChanged(const QRectF&)), pie, SLOT(handleGeometryChanged(const QRectF&)));
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// Hide all from background when there is only piechart
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// TODO: refactor this ugly code... should be one setting for this
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if (m_chartItems.count() == 0) {
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m_chart->axisX()->setAxisVisible(false);
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m_chart->axisY()->setAxisVisible(false);
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m_chart->axisX()->setGridVisible(false);
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m_chart->axisY()->setGridVisible(false);
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m_chart->axisX()->setLabelsVisible(false);
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m_chart->axisY()->setLabelsVisible(false);
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m_chart->axisX()->setShadesVisible(false);
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m_chart->axisY()->setShadesVisible(false);
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m_chart->setChartBackgroundBrush(Qt::transparent);
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}
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m_chartItems.insert(series, pie);
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pie->handleGeometryChanged(m_rect);
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break;
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}
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case QSeries::SeriesTypeSpline: {
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QSplineSeries* splineSeries = qobject_cast<QSplineSeries*>(series);
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SplinePresenter* splinePresenter = new SplinePresenter(splineSeries, m_chart);
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QObject::connect(this, SIGNAL(geometryChanged(const QRectF&)), splinePresenter, SLOT(handleGeometryChanged(const QRectF&)));
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m_chartTheme->decorate(splinePresenter, splineSeries, m_chartItems.count());
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m_chartItems.insert(splineSeries, splinePresenter);
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break;
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}
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default: {
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qDebug()<< "Series type" << series->type() << "not implemented.";
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break;
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}
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}
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zoomReset();
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}
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void ChartPresenter::handleSeriesRemoved(QSeries* series)
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{
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ChartItem* item = m_chartItems.take(series);
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delete item;
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}
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void ChartPresenter::setChartTheme(QChart::ChartTheme theme)
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{
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delete m_chartTheme;
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m_chartTheme = ChartTheme::createTheme(theme);
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m_chartTheme->decorate(m_chart);
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QMapIterator<QSeries*,ChartItem*> i(m_chartItems);
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int index=0;
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while (i.hasNext()) {
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i.next();
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m_chartTheme->decorate(i.value(),i.key(),index);
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index++;
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}
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QMapIterator<QChartAxis*,AxisItem*> j(m_axisItems);
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while (j.hasNext()) {
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j.next();
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m_chartTheme->decorate(j.key(),j.value());
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}
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}
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QChart::ChartTheme ChartPresenter::chartTheme()
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{
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return m_chartTheme->id();
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}
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void ChartPresenter::setAnimationOptions(QChart::AnimationOptions options)
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{
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if(m_options!=options) {
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m_options=options;
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//recreate elements
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QList<QChartAxis*> axisList = m_axisItems.uniqueKeys();
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QList<QSeries*> seriesList = m_chartItems.uniqueKeys();
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foreach(QChartAxis* axis, axisList) {
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handleAxisRemoved(axis);
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handleAxisAdded(axis,m_dataset->domain(axis));
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}
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foreach(QSeries* series, seriesList) {
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handleSeriesRemoved(series);
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handleSeriesAdded(series,m_dataset->domain(series));
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}
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}
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}
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void ChartPresenter::zoomIn()
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{
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QRectF rect = geometry();
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rect.setWidth(rect.width()/2);
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rect.setHeight(rect.height()/2);
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rect.moveCenter(geometry().center());
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zoomIn(rect);
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}
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void ChartPresenter::zoomIn(const QRectF& rect)
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{
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QRectF r = rect.normalized();
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r.translate(-m_marginSize, -m_marginSize);
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m_dataset->zoomInDomain(r,geometry().size());
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m_zoomStack<<r;
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m_zoomIndex++;
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}
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void ChartPresenter::zoomOut()
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{
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if(m_zoomIndex==0) return;
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m_dataset->zoomOutDomain(m_zoomStack[m_zoomIndex-1],geometry().size());
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m_zoomIndex--;
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m_zoomStack.resize(m_zoomIndex);
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}
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void ChartPresenter::zoomReset()
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{
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m_zoomIndex=0;
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m_zoomStack.resize(m_zoomIndex);
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}
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QChart::AnimationOptions ChartPresenter::animationOptions() const
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{
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return m_options;
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}
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#include "moc_chartpresenter_p.cpp"
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QTCOMMERCIALCHART_END_NAMESPACE
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