12 #ifndef QWT_MATHML_TEXT_ENGINE_H 
   13 #define QWT_MATHML_TEXT_ENGINE_H 1 
   15 #if QT_VERSION >= 0x040000 
   17 #include "qwt_text_engine.h" 
   46         const QString &text, 
int width) 
const;
 
   48     virtual QSize 
textSize(
const QFont &font, 
int flags,
 
   49         const QString &text) 
const;
 
   51     virtual void draw(QPainter *painter, 
const QRect &rect,
 
   52         int flags, 
const QString &text) 
const;
 
   56     virtual void textMargins(
const QFont &, 
const QString &,
 
   57         int &left, 
int &right, 
int &top, 
int &bottom) 
const;
 
   60 #endif // QT_VERSION >= 0x040000