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#ifndef QCHART_H
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#define QCHART_H
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#include <qchartglobal.h>
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#include <qseries.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 QSeries;
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class PlotDomain;
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class BarPresenter;
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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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class QLegend;
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class ChartBackground;
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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 ChartTheme {
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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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ChartThemeBlueCerulean,
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ChartThemeLight,
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ChartThemeCount
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};
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enum AnimationOption {
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NoAnimation = 0x0,
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GridAxisAnimations = 0x1,
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SeriesAnimations =0x2,
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AllAnimations = 0x3
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};
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Q_DECLARE_FLAGS(AnimationOptions, AnimationOption)
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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(QSeries* series, QChartAxis* axisY = 0);
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void removeSeries(QSeries* series); //returns ownership , deletes axis if no series attached
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void removeAllSeries(); // deletes series and axis
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void setChartTheme(QChart::ChartTheme theme);
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QChart::ChartTheme chartTheme() const;
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void setChartTitle(const QString& title);
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QString chartTitle() const;
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void setChartTitleFont(const QFont& font);
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void setChartTitleBrush(const QBrush &brush);
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QBrush chartTitleBrush();
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void setChartBackgroundBrush(const QBrush& brush);
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void setChartBackgroundPen(const QPen& pen);
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void setAnimationOptions(AnimationOptions options);
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AnimationOptions animationOptions() const;
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void zoomIn();
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void zoomIn(const QRectF& rect);
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void zoomOut();
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void zoomReset();
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void scrollLeft();
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void scrollRight();
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void scrollUp();
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void scrollDown();
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QChartAxis* axisX() const;
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QChartAxis* axisY() const;
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// TODO: take (and give) legend instead of this.
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QLegend* legend();
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int padding() const;
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protected:
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void resizeEvent(QGraphicsSceneResizeEvent *event);
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private:
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inline void createChartBackgroundItem();
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inline void createChartTitleItem();
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void setPadding(int padding);
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void setBackgroundPadding(int padding);
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void setBackgroundDiameter(int diameter);
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void updateLayout();
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private:
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Q_DISABLE_COPY(QChart)
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ChartBackground* m_backgroundItem;
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QGraphicsSimpleTextItem* m_titleItem;
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QRectF m_rect;
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QLegend* m_legend;
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ChartDataSet *m_dataset;
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ChartPresenter *m_presenter;
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int m_padding;
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int m_backgroundPadding;
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};
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QTCOMMERCIALCHART_END_NAMESPACE
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Q_DECLARE_OPERATORS_FOR_FLAGS(QTCOMMERCIALCHART_NAMESPACE::QChart::AnimationOptions)
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#endif
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