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#ifndef CHART_H
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#define CHART_H
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#include <qchartglobal.h>
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#include <qchartseries.h>
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#include <QGraphicsWidget>
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#include <QLinearGradient>
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#include <QFont>
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class QGraphicsSceneResizeEvent;
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QTCOMMERCIALCHART_BEGIN_NAMESPACE
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class AxisItem;
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class QChartSeries;
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class PlotDomain;
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class BarGroup;
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class QChartAxis;
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class ChartTheme;
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class ChartItem;
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class ChartDataSet;
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class ChartPresenter;
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// TODO: We don't need to have QChart tied to QGraphicsItem:
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//class QTCOMMERCIALCHART_EXPORT QChart
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//class QTCOMMERCIALCHART_EXPORT QChartGraphicsItem : public QGraphicsItem {
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// public: QChartGraphicsItem(QChart &chart);
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/*!
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* TODO: define the responsibilities
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*/
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class QTCOMMERCIALCHART_EXPORT QChart : public QGraphicsWidget
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{
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Q_OBJECT
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public:
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enum ChartThemeId {
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ChartThemeInvalid = -1,
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/*! The default theme follows the GUI style of the Operating System */
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ChartThemeDefault,
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ChartThemeVanilla,
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ChartThemeIcy,
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ChartThemeGrayscale,
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ChartThemeScientific,
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//ChartThemeUnnamed1
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};
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public:
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QChart(QGraphicsItem *parent = 0, Qt::WindowFlags wFlags = 0);
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~QChart();
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void addSeries(QChartSeries* series);
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//TODO: QChartSeries* createSeries(QSeriesData *data, QChartSeries::QChartSeriesType type);
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// TODO: who owns the series now? maybe owned by chart and returned a reference instead...
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QChartSeries* createSeries(QChartSeries::QChartSeriesType type);
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void setMargin(int margin);
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int margin() const;
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void setTheme(QChart::ChartThemeId theme);
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QChart::ChartThemeId theme();
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void setTitle(const QString& title,const QFont& font = QFont());
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void setChartBackgroundBrush(const QBrush& brush);
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void setChartBackgroundPen(const QPen& pen);
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void zoomInToRect(const QRectF& rectangle);
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void zoomIn();
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void zoomOut();
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void zoomReset();
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void setAxisX(const QChartAxis& axis);
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void setAxisY(const QChartAxis& axis);
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void setAxisY(const QList<QChartAxis>& axis);
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protected:
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void resizeEvent(QGraphicsSceneResizeEvent *event);
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private:
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void setAxis(AxisItem *item, const QChartAxis& axis);
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private:
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Q_DISABLE_COPY(QChart)
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QGraphicsRectItem* m_backgroundItem;
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QGraphicsTextItem* m_titleItem;
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QRectF m_rect;
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ChartDataSet *m_dataset;
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ChartPresenter *m_presenter;
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};
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QTCOMMERCIALCHART_END_NAMESPACE
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#endif
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