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qwt_plot_opengl_canvas.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_OPENGL_CANVAS_H
#define QWT_PLOT_OPENGL_CANVAS_H
#include "qwt_global.h"
#include "qwt_plot_abstract_canvas.h"
#include <qopenglwidget.h>
class QwtPlot;
class QWT_EXPORT QwtPlotOpenGLCanvas : public QOpenGLWidget, 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 QwtPlotOpenGLCanvas( QwtPlot* = NULL );
explicit QwtPlotOpenGLCanvas( int samples, QwtPlot* = NULL);
virtual ~QwtPlotOpenGLCanvas();
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
QwtPlotAbstractGLCanvas
Base class of QwtPlotOpenGLCanvas and QwtPlotGLCanvas.
Definition qwt_plot_abstract_canvas.h:88
QwtPlotAbstractGLCanvas::invalidateBackingStore
virtual void invalidateBackingStore()=0
Invalidate the internal backing store.
QwtPlotAbstractGLCanvas::replot
void replot()
Definition qwt_plot_abstract_canvas.cpp:1093
QwtPlot
A 2-D plotting widget.
Definition qwt_plot.h:79
QwtPlotOpenGLCanvas
An alternative canvas for a QwtPlot derived from QOpenGLWidget.
Definition qwt_plot_opengl_canvas.h:35