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#ifndef COLORMAPCHART_H
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#define COLORMAPCHART_H
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#include "point3d.h"
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#include <QtCharts/QChartGlobal>
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#include <private/chartitem_p.h>
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#include <QtCharts/QValueAxis>
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#include <QtGui/QPen>
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//#include <QtCharts/QColorBarAxis> TODO : fix this
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#include "qcolorbaraxis.h"
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QT_CHARTS_BEGIN_NAMESPACE
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class ChartPresenter;
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class QColorMapSeries;
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class ColorMapChart : public ChartItem
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{
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Q_OBJECT
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public:
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enum GradientType
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{
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Rainbow,
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CyclingRainbow,
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BlackAndWhite,
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ReverseBlackAndWhite
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};
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explicit ColorMapChart(QColorMapSeries *series,QGraphicsItem *item = 0);
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~ColorMapChart() {}
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bool isDirty() const { return m_dirty; }
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void setDirty(bool dirty);
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// from QGraphicsItem
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QRectF boundingRect() const;
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void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
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public Q_SLOTS:
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void handlePointAdded(int index);
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void handlePointRemoved(int index);
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void handlePointsRemoved(int index, int count);
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void handlePointReplaced(int index);
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void handlePointsReplaced();
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void handleDomainUpdated();
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private slots :
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void populateColorTable();
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Q_SIGNALS:
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void clicked(const Point3D &point);
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void hovered(const Point3D &point, bool state);
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void pressed(const Point3D &point);
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void released(const Point3D &point);
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void doubleClicked(const Point3D &point);
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void gradientTypeChanged();
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private:
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inline bool isEmpty();
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void addColorBar(QRectF plotAreaRect);
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QLinearGradient createColorMapGradient(GradientType gradientType);
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void changeGradient(GradientType gradientType);
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protected:
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QColorMapSeries *m_series;
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QVector<Point3D> m_points;
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QRectF m_rect;
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bool m_dirty;
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QVector<QRgb> *m_colorTable;
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GradientType m_gradientType;
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bool m_isColorBarDrawn;
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QColorBarAxis *m_colorbar;
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};
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//class PixmapMarker: public QGraphicsRectItem
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//{
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//public:
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// PixmapMarker(qreal x, qreal y, qreal w, qreal h, ColorMapChart *parent)
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// : QGraphicsRectItem(x, y, w, h, parent),
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// m_parent(parent)
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// {
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// setAcceptHoverEvents(true);
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// setFlag(QGraphicsItem::ItemIsSelectable);
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// }
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//protected:
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// void mousePressEvent(QGraphicsSceneMouseEvent *event)
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// {
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// QGraphicsRectItem::mousePressEvent(event);
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// m_parent->markerPressed(this);
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// m_parent->setMousePressed();
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// }
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// void hoverEnterEvent(QGraphicsSceneHoverEvent *event)
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// {
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// QGraphicsRectItem::hoverEnterEvent(event);
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// m_parent->markerHovered(this, true);
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// }
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// void hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
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// {
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// QGraphicsRectItem::hoverLeaveEvent(event);
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// m_parent->markerHovered(this, false);
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// }
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// void mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
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// {
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// QGraphicsRectItem::mouseReleaseEvent(event);
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// m_parent->markerReleased(this);
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// if (m_parent->mousePressed())
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// m_parent->markerSelected(this);
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// m_parent->setMousePressed(false);
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// }
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// void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event)
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// {
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// QGraphicsRectItem::mouseDoubleClickEvent(event);
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// m_parent->markerDoubleClicked(this);
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// }
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//private:
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// ColorMapChart *m_parent;
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//};
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QT_CHARTS_END_NAMESPACE
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#endif // COLORMAPCHART_H
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