qwt_plot_glcanvas.h

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/******************************************************************************
 * 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_GLCANVAS_H
#define QWT_PLOT_GLCANVAS_H
 
#include "qwt_global.h"
#include "qwt_plot_abstract_canvas.h"
 
#include <qgl.h>
 
class QwtPlot;
 
class QWT_EXPORT QwtPlotGLCanvas : public QGLWidget, public QwtPlotAbstractGLCanvas
{
    Q_OBJECT
 
    Q_PROPERTY( QFrame::Shadow frameShadow READ frameShadow WRITE setFrameShadow )
    Q_PROPERTY( QFrame::Shape frameShape READ frameShape WRITE setFrameShape )
    Q_PROPERTY( int lineWidth READ lineWidth WRITE setLineWidth )
    Q_PROPERTY( int midLineWidth READ midLineWidth WRITE setMidLineWidth )
    Q_PROPERTY( int frameWidth READ frameWidth )
    Q_PROPERTY( QRect frameRect READ frameRect DESIGNABLE false )
 
    Q_PROPERTY( double borderRadius READ borderRadius WRITE setBorderRadius )
 
  public:
    explicit QwtPlotGLCanvas( QwtPlot* = NULL );
    explicit QwtPlotGLCanvas( const QGLFormat&, QwtPlot* = NULL );
    virtual ~QwtPlotGLCanvas();
 
    Q_INVOKABLE virtual void invalidateBackingStore() QWT_OVERRIDE;
    Q_INVOKABLE QPainterPath borderPath( const QRect& ) const;
 
    virtual bool event( QEvent* ) QWT_OVERRIDE;
 
  public Q_SLOTS:
    void replot();
 
  protected:
    virtual void paintEvent( QPaintEvent* ) QWT_OVERRIDE;
 
    virtual void initializeGL() QWT_OVERRIDE;
    virtual void paintGL() QWT_OVERRIDE;
    virtual void resizeGL( int width, int height ) QWT_OVERRIDE;
 
  private:
    void init();
    virtual void clearBackingStore() QWT_OVERRIDE;
 
    class PrivateData;
    PrivateData* m_data;
};
 
#endif