13 #include "qwt_global.h"    14 #include "qwt_interval.h"    28     static QPolygon clipPolygon( 
const QRect &, 
    29         const QPolygon &, 
bool closePolygon = 
false );
    30     static QPolygon clipPolygon( 
const QRectF &, 
    31         const QPolygon &, 
bool closePolygon = 
false );
    33     static QPolygonF clipPolygonF( 
const QRectF &, 
    34         const QPolygonF &, 
bool closePolygon = 
false );
    36     static QVector<QwtInterval> clipCircle(
    37         const QRectF &, 
const QPointF &, 
double radius );
 Some clipping algorithms. 
Definition: qwt_clipper.h:25