Qwt User's Guide: qwt_plot_printfilter.h Source File

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 "qwt_global.h"
00016 
00017 class QwtPlot;
00018 class QwtPlotItem;
00019 
00030 class QWT_EXPORT QwtPlotPrintFilter
00031 {
00032 public:
00034     enum Options 
00035     {
00036         PrintMargin = 1,
00037         PrintTitle = 2,
00038         PrintLegend = 4,
00039         PrintGrid = 8,
00040         PrintCanvasBackground = 16,
00041         PrintWidgetBackground = 32,
00042 
00043         PrintAll = ~PrintWidgetBackground
00044     }; 
00045 
00047     enum Item
00048     {
00049         Title,
00050         Legend,
00051         Curve,
00052         CurveSymbol,
00053         Marker,
00054         MarkerSymbol,
00055         MajorGrid,
00056         MinorGrid,
00057         CanvasBackground,
00058         AxisScale,
00059         AxisTitle,
00060         WidgetBackground
00061     };
00062 
00063     explicit QwtPlotPrintFilter();
00064     virtual ~QwtPlotPrintFilter(); 
00065 
00066     virtual QColor color(const QColor &, Item item) const;
00067     virtual QFont font(const QFont &, Item item) const;
00068 
00069     void setOptions(int options);
00070     int options() const;
00071 
00072     virtual void apply(QwtPlot *) const;
00073     virtual void reset(QwtPlot *) const;
00074 
00075     virtual void apply(QwtPlotItem *) const;
00076     virtual void reset(QwtPlotItem *) const;
00077 
00078 private:
00079     class PrivateData;
00080     PrivateData *d_data;
00081 };
00082 
00083 #endif