80        PaintInDeviceResolution = 1
 
 
   92    void setAlpha( 
int alpha );
 
   98    void invalidateCache();
 
  100    virtual void draw( QPainter*,
 
  102        const QRectF& canvasRect ) 
const QWT_OVERRIDE;
 
  104    virtual QRectF pixelHint( 
const QRectF& ) 
const;
 
  128        const QSize& imageSize ) const = 0;
 
  132        const QSize& imageSize, 
double pixelSize) const;
 
  141        const QRectF& imageArea, const QRectF& paintRect,
 
  142        const QSize& imageSize, 
bool doCache) const;
 
 
A class representing a text.