qwt_plot_shapeitem.h

/******************************************************************************
 * Qwt Widget Library
 * Copyright (C) 1997   Josef Wilgen
 * Copyright (C) 2002   Uwe Rathmann
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the Qwt License, Version 1.0
 *****************************************************************************/
 
#ifndef QWT_PLOT_SHAPE_ITEM_H
#define QWT_PLOT_SHAPE_ITEM_H
 
#include "qwt_global.h"
#include "qwt_plot_item.h"
 
#include <qstring.h>
 
class QPainterPath;
class QPolygonF;
 
class QWT_EXPORT QwtPlotShapeItem : public QwtPlotItem
{
  public:
    enum PaintAttribute
    {
        ClipPolygons = 0x01,
    };
 
    Q_DECLARE_FLAGS( PaintAttributes, PaintAttribute )
 
    
    enum LegendMode
    {
        LegendShape,
 
        LegendColor
    };
 
    explicit QwtPlotShapeItem( const QString& title = QString() );
    explicit QwtPlotShapeItem( const QwtText& title );
 
    virtual ~QwtPlotShapeItem();
 
    void setPaintAttribute( PaintAttribute, bool on = true );
    bool testPaintAttribute( PaintAttribute ) const;
 
    void setLegendMode( LegendMode );
    LegendMode legendMode() const;
 
    void setRect( const QRectF& );
    void setPolygon( const QPolygonF& );
 
    void setShape( const QPainterPath& );
    QPainterPath shape() const;
 
    void setPen( const QColor&, qreal width = 0.0, Qt::PenStyle = Qt::SolidLine );
    void setPen( const QPen& );
    QPen pen() const;
 
    void setBrush( const QBrush& );
    QBrush brush() const;
 
    void setRenderTolerance( double );
    double renderTolerance() const;
 
    virtual QRectF boundingRect() const QWT_OVERRIDE;
 
    virtual void draw( QPainter*,
        const QwtScaleMap& xMap, const QwtScaleMap& yMap,
        const QRectF& canvasRect ) const QWT_OVERRIDE;
 
    virtual QwtGraphic legendIcon(
        int index, const QSizeF& ) const QWT_OVERRIDE;
 
    virtual int rtti() const QWT_OVERRIDE;
 
  private:
    void init();
 
    class PrivateData;
    PrivateData* m_data;
};
 
#endif