| 1 | /* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
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| 2 | * QwtPolar Widget Library
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| 3 | * Copyright (C) 2008 Uwe Rathmann
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| 4 | *
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| 5 | * This library is free software; you can redistribute it and/or
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| 6 | * modify it under the terms of the Qwt License, Version 1.0
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| 7 | *****************************************************************************/
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| 8 |
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| 9 | #ifndef QWT_POLAR_RENDERER_H
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| 10 | #define QWT_POLAR_RENDERER_H 1
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| 11 |
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| 12 | #include "qwt_polar_global.h"
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| 13 | #include <qobject.h>
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| 14 |
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| 15 | class QwtPolarPlot;
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| 16 | class QSizeF;
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| 17 | class QRectF;
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| 18 | class QPainter;
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| 19 | class QPrinter;
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| 20 | class QPaintDevice;
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| 21 | #ifndef QWT_NO_POLAR_SVG
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| 22 | #ifdef QT_SVG_LIB
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| 23 | class QSvgGenerator;
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| 24 | #endif
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| 25 | #endif
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| 26 |
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| 27 | /*!
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| 28 | \brief Renderer for exporting a polar plot to a document, a printer
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| 29 | or anything else, that is supported by QPainter/QPaintDevice
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| 30 | */
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| 31 | class QWT_POLAR_EXPORT QwtPolarRenderer: public QObject
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| 32 | {
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| 33 | Q_OBJECT
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| 34 |
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| 35 | public:
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| 36 | explicit QwtPolarRenderer( QObject *parent = NULL );
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| 37 | virtual ~QwtPolarRenderer();
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| 38 |
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| 39 | void renderDocument( QwtPolarPlot *, const QString &format,
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| 40 | const QSizeF &sizeMM, int resolution = 85 );
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| 41 |
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| 42 | void renderDocument( QwtPolarPlot *,
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| 43 | const QString &title, const QString &format,
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| 44 | const QSizeF &sizeMM, int resolution = 85 );
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| 45 |
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| 46 | #ifndef QWT_NO_POLAR_SVG
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| 47 | #ifdef QT_SVG_LIB
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| 48 | #if QT_VERSION >= 0x040500
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| 49 | void renderTo( QwtPolarPlot *, QSvgGenerator & ) const;
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| 50 | #endif
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| 51 | #endif
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| 52 | #endif
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| 53 | void renderTo( QwtPolarPlot *, QPrinter & ) const;
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| 54 | void renderTo( QwtPolarPlot *, QPaintDevice &p ) const;
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| 55 |
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| 56 | virtual void render( QwtPolarPlot *,
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| 57 | QPainter *, const QRectF &rect ) const;
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| 58 |
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| 59 | protected:
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| 60 | virtual void renderTitle( QPainter *, const QRectF & ) const;
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| 61 | virtual void renderLegend( QPainter *, const QRectF & ) const;
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| 62 |
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| 63 | virtual void renderLegendItem( QPainter *,
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| 64 | const QWidget *, const QRectF & ) const;
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| 65 |
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| 66 | private:
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| 67 | class PrivateData;
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| 68 | PrivateData *d_data;
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| 69 | };
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| 70 |
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| 71 | #endif
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