Qwt User's Guide  5.2.3
qwt_mathml_text_engine.h
1 /* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
2  * Qwt Widget Library
3  * Copyright (C) 1997 Josef Wilgen
4  * Copyright (C) 2003 Uwe Rathmann
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the Qwt License, Version 1.0
8  *****************************************************************************/
9 
10 // vim: expandtab
11 
12 #ifndef QWT_MATHML_TEXT_ENGINE_H
13 #define QWT_MATHML_TEXT_ENGINE_H 1
14 
15 #if QT_VERSION >= 0x040000
16 
17 #include "qwt_text_engine.h"
18 
39 class QWT_EXPORT QwtMathMLTextEngine: public QwtTextEngine
40 {
41 public:
42  QwtMathMLTextEngine();
43  virtual ~QwtMathMLTextEngine();
44 
45  virtual int heightForWidth(const QFont &font, int flags,
46  const QString &text, int width) const;
47 
48  virtual QSize textSize(const QFont &font, int flags,
49  const QString &text) const;
50 
51  virtual void draw(QPainter *painter, const QRect &rect,
52  int flags, const QString &text) const;
53 
54  virtual bool mightRender(const QString &) const;
55 
56  virtual void textMargins(const QFont &, const QString &,
57  int &left, int &right, int &top, int &bottom) const;
58 };
59 
60 #endif // QT_VERSION >= 0x040000
61 
62 #endif
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