Qwt Polar User's Guide
1.0.1
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00001 /* -*- mode: C++ ; c-file-style: "stroustrup" -*- ***************************** 00002 * QwtPolar Widget Library 00003 * Copyright (C) 2008 Uwe Rathmann 00004 * 00005 * This library is free software; you can redistribute it and/or 00006 * modify it under the terms of the Qwt License, Version 1.0 00007 *****************************************************************************/ 00008 00009 #ifndef QWT_POLAR_LAYOUT_H 00010 #define QWT_POLAR_LAYOUT_H 00011 00012 #include "qwt_polar_global.h" 00013 #include "qwt_polar_plot.h" 00014 00024 class QWT_POLAR_EXPORT QwtPolarLayout 00025 { 00026 public: 00027 00029 enum Option 00030 { 00032 IgnoreScrollbars = 0x01, 00033 00035 IgnoreFrames = 0x02, 00036 00038 IgnoreTitle = 0x04, 00039 00041 IgnoreLegend = 0x08 00042 }; 00043 00045 typedef QFlags<Option> Options; 00046 00047 explicit QwtPolarLayout(); 00048 virtual ~QwtPolarLayout(); 00049 00050 void setLegendPosition( QwtPolarPlot::LegendPosition pos, double ratio ); 00051 void setLegendPosition( QwtPolarPlot::LegendPosition pos ); 00052 QwtPolarPlot::LegendPosition legendPosition() const; 00053 00054 void setLegendRatio( double ratio ); 00055 double legendRatio() const; 00056 00057 virtual void activate( const QwtPolarPlot *, 00058 const QRectF &rect, Options options = 0 ); 00059 00060 virtual void invalidate(); 00061 00062 const QRectF &titleRect() const; 00063 const QRectF &legendRect() const; 00064 const QRectF &canvasRect() const; 00065 00066 class LayoutData; 00067 00068 protected: 00069 QRectF layoutLegend( Options options, QRectF & ) const; 00070 00071 private: 00072 class PrivateData; 00073 PrivateData *d_data; 00074 }; 00075 00076 Q_DECLARE_OPERATORS_FOR_FLAGS( QwtPolarLayout::Options ) 00077 00078 #endif