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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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//series
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#include "barchartseries.h"
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#include "stackedbarchartseries.h"
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#include "percentbarchartseries.h"
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#include "qlinechartseries.h"
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#include "qscatterseries.h"
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//#include "scatterseries_p.h"
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#include "qpieseries.h"
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#include <QGraphicsScene>
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#include <QGraphicsSceneResizeEvent>
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#include <QDebug>
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QTCOMMERCIALCHART_BEGIN_NAMESPACE
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QChart::QChart(QGraphicsItem *parent, Qt::WindowFlags wFlags) : QGraphicsWidget(parent,wFlags),
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m_backgroundItem(0),
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m_titleItem(0),
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m_dataset(new ChartDataSet(this)),
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m_presenter(new ChartPresenter(this,m_dataset))
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{
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}
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QChart::~QChart() {}
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void QChart::addSeries(QChartSeries* series)
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{
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m_dataset->addSeries(series);
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}
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//TODO on review, is it really needed ??
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QChartSeries* QChart::createSeries(QChartSeries::QChartSeriesType type)
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{
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QChartSeries *series(0);
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switch (type) {
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case QChartSeries::SeriesTypeLine: {
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series = new QLineChartSeries(this);
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break;
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}
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case QChartSeries::SeriesTypeBar: {
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//series = new BarChartSeries(this);
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break;
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}
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case QChartSeries::SeriesTypeStackedBar: {
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//series = new StackedBarChartSeries(this);
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break;
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}
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case QChartSeries::SeriesTypePercentBar: {
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//series = new PercentBarChartSeries(this);
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break;
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}
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case QChartSeries::SeriesTypeScatter: {
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series = new QScatterSeries(this);
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break;
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}
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case QChartSeries::SeriesTypePie: {
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series = new QPieSeries(this);
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break;
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}
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default:
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Q_ASSERT(false);
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break;
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}
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addSeries(series);
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return series;
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}
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void QChart::setChartBackgroundBrush(const QBrush& brush)
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{
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if(!m_backgroundItem) {
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m_backgroundItem = new QGraphicsRectItem(this);
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m_backgroundItem->setZValue(-1);
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}
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m_backgroundItem->setBrush(brush);
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m_backgroundItem->update();
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}
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void QChart::setChartBackgroundPen(const QPen& pen)
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{
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if(!m_backgroundItem) {
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m_backgroundItem = new QGraphicsRectItem(this);
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m_backgroundItem->setZValue(-1);
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}
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m_backgroundItem->setPen(pen);
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m_backgroundItem->update();
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}
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void QChart::setChartTitle(const QString& title)
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{
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if(!m_titleItem) m_titleItem = new QGraphicsTextItem(this);
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m_titleItem->setPlainText(title);
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}
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void QChart::setChartTitleFont(const QFont& font)
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{
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if(!m_titleItem) m_titleItem = new QGraphicsTextItem(this);
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m_titleItem->setFont(font);
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}
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int QChart::margin() const
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{
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return m_presenter->margin();
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}
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void QChart::setMargin(int margin)
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{
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m_presenter->setMargin(margin);
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}
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void QChart::setChartTheme(QChart::ChartTheme theme)
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{
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m_presenter->setChartTheme(theme);
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}
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QChart::ChartTheme QChart::chartTheme() const
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{
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return m_presenter->chartTheme();
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}
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void QChart::zoomInToRect(const QRectF& rectangle)
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{
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m_presenter->zoomInToRect(rectangle);
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}
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void QChart::zoomIn()
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{
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m_presenter->zoomIn();
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}
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void QChart::zoomOut()
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{
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m_presenter->zoomOut();
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}
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void QChart::zoomReset()
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{
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m_presenter->zoomReset();
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}
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void QChart::setDefaultAxisX(const QChartAxis& axis)
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{
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m_presenter->setDefaultAxisX(axis);
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}
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void QChart::setDefaultAxisY(const QChartAxis& axis)
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{
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m_presenter->setDefaultAxisY(axis);
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}
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QChartAxis QChart::defaultAxisX() const
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{
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return m_presenter->defaultAxisX();
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}
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QChartAxis QChart::defaultAxisY() const
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{
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return m_presenter->defaultAxisY();
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}
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int QChart::addAxisY(const QChartAxis& axis)
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{
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return m_presenter->addAxisY(axis);
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}
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QChartAxis QChart::axisY(int id) const
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{
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return m_presenter->axisY(id);
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}
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void QChart::removeAxisY(int id)
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{
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m_presenter->removeAxisY(id);
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}
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void QChart::resizeEvent(QGraphicsSceneResizeEvent *event)
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{
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m_rect = QRectF(QPoint(0,0),event->newSize());
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QRectF rect = m_rect.adjusted(margin(),margin(), -margin(), -margin());
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// recalculate title position
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if (m_titleItem) {
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QPointF center = m_rect.center() -m_titleItem->boundingRect().center();
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m_titleItem->setPos(center.x(),m_rect.top()/2 + margin()/2);
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}
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//recalculate background gradient
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if (m_backgroundItem) {
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m_backgroundItem->setRect(rect);
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}
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QGraphicsWidget::resizeEvent(event);
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update();
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}
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#include "moc_qchart.cpp"
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QTCOMMERCIALCHART_END_NAMESPACE
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