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qwt_plot_printfilter.h

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00001 /* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
00002  * Qwt Widget Library
00003  * Copyright (C) 1997   Josef Wilgen
00004  * Copyright (C) 2002   Uwe Rathmann
00005  * 
00006  * This library is free software; you can redistribute it and/or
00007  * modify it under the terms of the Qwt License, Version 1.0
00008  *****************************************************************************/
00009 
00010 #ifndef QWT_PLOT_PRINTFILTER_H
00011 #define QWT_PLOT_PRINTFILTER_H
00012 
00013 #include <qcolor.h>
00014 #include <qfont.h>
00015 #include <qintdict.h>
00016 #include <qvaluelist.h>
00017 #include "qwt_global.h"
00018 
00019 class QwtPlot;
00020 class QwtPlotPrintFilterCache;
00021 
00028 class QWT_EXPORT QwtPlotPrintFilter
00029 {
00030 public:
00032     enum Options 
00033     {
00034         PrintMargin = 1,
00035         PrintTitle = 2,
00036         PrintLegend = 4,
00037         PrintGrid = 8,
00038         PrintBackground = 16,
00039 
00040         PrintAll = ~0
00041     }; 
00042 
00044     enum Item
00045     {
00046         Title,
00047         Legend,
00048         Curve,
00049         CurveSymbol,
00050         Marker,
00051         MarkerSymbol,
00052         MajorGrid,
00053         MinorGrid,
00054         CanvasBackground,
00055         AxisScale,
00056         AxisTitle
00057     };
00058 
00059     QwtPlotPrintFilter();
00060     virtual ~QwtPlotPrintFilter(); 
00061 
00062     virtual QColor color(const QColor &, Item item, int id = -1) const;
00063     virtual QFont font(const QFont &, Item item, int id = -1) const;
00064 
00072     void setOptions(int options) { d_options = options; }
00073 
00079     int options() const { return d_options; }
00080 
00081     virtual void apply(QwtPlot *) const;
00082     virtual void reset(QwtPlot *) const;
00083 
00084 private:
00085     int d_options;
00086     QwtPlotPrintFilterCache *d_cache;
00087 };
00088 
00089 #endif

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