12 #ifndef QWT_MATHML_TEXT_ENGINE_H 
   13 #define QWT_MATHML_TEXT_ENGINE_H 1 
   15 #include "qwt_text_engine.h" 
   39         const QString &text, 
double width ) 
const;
 
   41     virtual QSizeF 
textSize( 
const QFont &font, 
int flags,
 
   42                              const QString &text ) 
const;
 
   44     virtual void draw( QPainter *painter, 
const QRectF &rect,
 
   45         int flags, 
const QString &text ) 
const;
 
   49     virtual void textMargins( 
const QFont &, 
const QString &,
 
   50         double &left, 
double &right, 
double &top, 
double &bottom ) 
const;