##// END OF EJS Templates
Refactor themes...
Refactor themes * theme decorates the items * create classes for all themes * presenter handels theme decoration

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chartpresenter.cpp
251 lines | 8.3 KiB | text/x-c | CppLexer
/ src / chartpresenter.cpp
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r139 #include "qchart.h"
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r140 #include "qchartaxis.h"
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r131 #include "chartpresenter_p.h"
#include "chartdataset_p.h"
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r143 #include "charttheme_p.h"
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r139 //series
#include "barchartseries.h"
#include "stackedbarchartseries.h"
#include "percentbarchartseries.h"
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r131 #include "qxychartseries.h"
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r142 #include "qpieseries.h"
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r139 //items
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r140 #include "axisitem_p.h"
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r139 #include "bargroup.h"
#include "stackedbargroup.h"
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r131 #include "xylinechartitem_p.h"
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r139 #include "percentbargroup.h"
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r131 #include "linechartanimationitem_p.h"
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r142 #include "piepresentation.h"
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r131
#include <QAbstractAnimation>
#include <QPropertyAnimation>
QTCOMMERCIALCHART_BEGIN_NAMESPACE
ChartPresenter::ChartPresenter(QChart* chart,ChartDataSet* dataset):QObject(chart),
m_chart(chart),
m_dataset(dataset),
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r143 m_chartTheme(0),
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r139 m_domainIndex(0),
m_marginSize(0),
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r131 m_rect(QRectF(QPoint(0,0),m_chart->size()))
{
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r143 setTheme(QChart::ChartThemeDefault);
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r140 createConnections();
createDeafultAxis();
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r131 }
ChartPresenter::~ChartPresenter()
{
}
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r140 void ChartPresenter::createDeafultAxis()
{
//default axis
QChartAxis* axisX = new QChartAxis(this);
QChartAxis* axisY = new QChartAxis(this);
m_axis << new AxisItem(axisX,AxisItem::X_AXIS,m_chart);
m_axis << new AxisItem(axisY,AxisItem::Y_AXIS,m_chart);
foreach(AxisItem* item, m_axis) {
QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&)));
QObject::connect(m_dataset,SIGNAL(domainChanged(const Domain&)),item,SLOT(handleDomainChanged(const Domain&)));
}
}
void ChartPresenter::createConnections()
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r131 {
QObject::connect(m_chart,SIGNAL(geometryChanged()),this,SLOT(handleGeometryChanged()));
QObject::connect(m_dataset,SIGNAL(seriesAdded(QChartSeries*)),this,SLOT(handleSeriesAdded(QChartSeries*)));
}
void ChartPresenter::handleGeometryChanged()
{
m_rect = QRectF(QPoint(0,0),m_chart->size());
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r139 m_rect.adjust(m_marginSize,m_marginSize, -m_marginSize, -m_marginSize);
emit geometryChanged(m_rect);
}
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r131
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r139 int ChartPresenter::margin() const
{
return m_marginSize;
}
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r131
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r139 void ChartPresenter::setMargin(int margin)
{
m_marginSize = margin;
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r131 }
void ChartPresenter::handleSeriesAdded(QChartSeries* series)
{
switch(series->type())
{
case QChartSeries::SeriesTypeLine: {
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r139 QXYChartSeries* lineSeries = static_cast<QXYChartSeries*>(series);
XYLineChartItem* item = new LineChartAnimationItem(this,lineSeries,m_chart);
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r143 m_chartTheme->decorate(item,lineSeries,m_chartItems.count());
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r139 QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&)));
QObject::connect(m_dataset,SIGNAL(domainChanged(const Domain&)),item,SLOT(handleDomainChanged(const Domain&)));
QObject::connect(lineSeries,SIGNAL(changed(int)),item,SLOT(handleModelChanged(int)));
m_chartItems.insert(series,item);
break;
}
case QChartSeries::SeriesTypeBar: {
BarChartSeries* barSeries = static_cast<BarChartSeries*>(series);
BarGroup* item = new BarGroup(*barSeries,m_chart);
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r143 m_chartTheme->decorate(item,barSeries,m_chartItems.count());
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r139 QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&)));
QObject::connect(m_dataset,SIGNAL(domainChanged(const Domain&)),item,SLOT(handleDomainChanged(const Domain&)));
QObject::connect(barSeries,SIGNAL(changed(int)),item,SLOT(handleModelChanged(int)));
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r131 m_chartItems.insert(series,item);
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r139 // m_axisXItem->setVisible(false);
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r131 break;
}
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r139 case QChartSeries::SeriesTypeStackedBar: {
StackedBarChartSeries* stackedBarSeries = static_cast<StackedBarChartSeries*>(series);
StackedBarGroup* item = new StackedBarGroup(*stackedBarSeries,m_chart);
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r143 m_chartTheme->decorate(item,stackedBarSeries,m_chartItems.count());
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r139 QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&)));
QObject::connect(m_dataset,SIGNAL(domainChanged(const Domain&)),item,SLOT(handleDomainChanged(const Domain&)));
QObject::connect(stackedBarSeries,SIGNAL(changed(int)),item,SLOT(handleModelChanged(int)));
m_chartItems.insert(series,item);
break;
}
case QChartSeries::SeriesTypePercentBar: {
PercentBarChartSeries* percentBarSeries = static_cast<PercentBarChartSeries*>(series);
PercentBarGroup* item = new PercentBarGroup(*percentBarSeries,m_chart);
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r143 m_chartTheme->decorate(item,percentBarSeries ,m_chartItems.count());
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r139 QObject::connect(this,SIGNAL(geometryChanged(const QRectF&)),item,SLOT(handleGeometryChanged(const QRectF&)));
QObject::connect(m_dataset,SIGNAL(domainChanged(const Domain&)),item,SLOT(handleDomainChanged(const Domain&)));
QObject::connect(percentBarSeries,SIGNAL(changed(int)),item,SLOT(handleModelChanged(int)));
m_chartItems.insert(series,item);
break;
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r140 }
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r139 /*
case QChartSeries::SeriesTypeScatter: {
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r140 QScatterSeries *scatterSeries = qobject_cast<QScatterSeries *>(series);
scatterSeries->d->m_theme = m_chartTheme->themeForSeries();
scatterSeries->d->setParentItem(this);
scatterSeries->d->m_boundingRect = m_rect.adjusted(margin(),margin(), -margin(), -margin());
m_chartItems << scatterSeries->d;
m_chartTheme->addObserver(scatterSeries->d);
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r139
foreach (qreal x, scatterSeries->d->m_x) {
domain.m_minX = qMin(domain.m_minX, x);
domain.m_maxX = qMax(domain.m_maxX, x);
}
foreach (qreal y, scatterSeries->d->m_y) {
domain.m_minY = qMin(domain.m_minY, y);
domain.m_maxY = qMax(domain.m_maxY, y);
}
break;
}
*/
Jani Honkonen
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r142 case QChartSeries::SeriesTypePie: {
QPieSeries *pieSeries = qobject_cast<QPieSeries *>(series);
PiePresentation* pieChart = new PiePresentation(m_chart, pieSeries);
pieSeries->m_piePresentation = pieChart; // TODO: remove this pointer passing use signals&slots
QObject::connect(this, SIGNAL(geometryChanged(const QRectF&)), pieChart, SLOT(handleGeometryChanged(const QRectF&)));
QObject::connect(m_dataset, SIGNAL(domainChanged(const Domain&)), pieChart, SLOT(handleDomainChanged(const Domain&)));
m_chartItems.insert(series, pieChart);
break;
}
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r131 default: {
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r139 qDebug()<< "Series type" << series->type() << "not implemented.";
break;
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r131 }
}
}
void ChartPresenter::handleSeriesChanged(QChartSeries* series)
{
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r140 //TODO:
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r139 }
void ChartPresenter::zoomInToRect(const QRectF& rect)
{
if(!rect.isValid()) return;
QRectF r = rect.normalized();
r.translate(-m_marginSize, -m_marginSize);
Domain domain (m_dataset->domain().subDomain(rect,m_rect.width(),m_rect.height()));
m_dataset->addDomain(domain);
}
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r131
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r139 void ChartPresenter::zoomIn()
{
if (!m_dataset->nextDomain()) {
QRectF rect = m_rect;
rect.setWidth(rect.width()/2);
rect.setHeight(rect.height()/2);
rect.moveCenter(m_rect.center());
Domain domain (m_dataset->domain().subDomain(rect,m_rect.width(),m_rect.height()));
m_dataset->addDomain(domain);
}
}
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r131
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r139 void ChartPresenter::zoomOut()
{
m_dataset->previousDomain();
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r131 }
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r139 void ChartPresenter::zoomReset()
{
m_dataset->clearDomains();
}
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r143 void ChartPresenter::setTheme(QChart::ChartThemeId theme)
{
delete m_chartTheme;
m_chartTheme = ChartTheme::createTheme(theme);
m_chartTheme->decorate(m_chart);
QMapIterator<QChartSeries*,ChartItem*> i(m_chartItems);
int index=0;
while (i.hasNext()) {
i.next();
index++;
m_chartTheme->decorate(i.value(),i.key(),index);
}
}
QChart::ChartThemeId ChartPresenter::theme()
{
return (QChart::ChartThemeId) 0;
}
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r139 /*
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r140 void ChartPresenter::setAxisX(const QChartAxis& axis)
{
setAxis(m_axisXItem,axis);
}
void ChartPresenter::setAxisY(const QChartAxis& axis)
{
setAxis(m_axisYItem.at(0),axis);
}
void ChartPresenter::setAxisY(const QList<QChartAxis>& axis)
{
//TODO not implemented
}
void ChartPresenter::setAxis(AxisItem *item, const QChartAxis& axis)
{
item->setVisible(axis.isAxisVisible());
}
*/
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r131 #include "moc_chartpresenter_p.cpp"
QTCOMMERCIALCHART_END_NAMESPACE