qwt_plot_svgitem.h
/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
* 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_SVGITEM_H
#define QWT_PLOT_SVGITEM_H
#include "qwt_global.h"
#include "qwt_plot_item.h"
#include <qstring.h>
class QSvgRenderer;
class QByteArray;
class QWT_EXPORT QwtPlotSvgItem: public QwtPlotItem
{
public:
explicit QwtPlotSvgItem( const QString& title = QString() );
explicit QwtPlotSvgItem( const QwtText& title );
virtual ~QwtPlotSvgItem();
bool loadFile( const QRectF&, const QString &fileName );
bool loadData( const QRectF&, const QByteArray & );
virtual QRectF boundingRect() const;
virtual void draw( QPainter *,
const QwtScaleMap &xMap, const QwtScaleMap &yMap,
const QRectF &canvasRect ) const;
virtual int rtti() const;
protected:
const QSvgRenderer &renderer() const;
QSvgRenderer &renderer();
void render( QPainter *,
const QRectF &viewBox, const QRectF &rect ) const;
QRectF viewBox( const QRectF &rect ) const;
private:
void init();
class PrivateData;
PrivateData *d_data;
};
#endif
QwtPlotItem
Base class for items on the plot canvas.
Definition: qwt_plot_item.h:65
QwtPlotItem::rtti
virtual int rtti() const
Definition: qwt_plot_item.cpp:120
QwtText
A class representing a text.
Definition: qwt_text.h:52
QwtScaleMap
A scale map.
Definition: qwt_scale_map.h:31
QwtPlotSvgItem
A plot item, which displays data in Scalable Vector Graphics (SVG) format.
Definition: qwt_plot_svgitem.h:28
QwtPlotItem::draw
virtual void draw(QPainter *painter, const QwtScaleMap &xMap, const QwtScaleMap &yMap, const QRectF &canvasRect) const =0
Draw the item.
QwtPlotItem::boundingRect
virtual QRectF boundingRect() const
Definition: qwt_plot_item.cpp:537