Qwt User's Guide: qwt_mathml_text

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00001 /* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
00002  * Qwt Widget Library
00003  * Copyright (C) 1997   Josef Wilgen
00004  * Copyright (C) 2003   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 // vim: expandtab
00011 
00012 #ifndef QWT_MATHML_TEXT_ENGINE_H
00013 #define QWT_MATHML_TEXT_ENGINE_H 1
00014 
00015 #include "qwt_text_engine.h"
00016 
00032 class QWT_EXPORT QwtMathMLTextEngine: public QwtTextEngine
00033 {
00034 public:
00035     QwtMathMLTextEngine();
00036     virtual ~QwtMathMLTextEngine();
00037 
00038     virtual double heightForWidth( const QFont &font, int flags,
00039         const QString &text, double width ) const;
00040 
00041     virtual QSizeF textSize( const QFont &font, int flags,
00042                              const QString &text ) const;
00043 
00044     virtual void draw( QPainter *painter, const QRectF &rect,
00045         int flags, const QString &text ) const;
00046 
00047     virtual bool mightRender( const QString & ) const;
00048 
00049     virtual void textMargins( const QFont &, const QString &,
00050         double &left, double &right, double &top, double &bottom ) const;
00051 };
00052 
00053 #endif