9 #ifndef QWT_POLAR_CANVAS_H
10 #define QWT_POLAR_CANVAS_H 1
13 #include "qwt_polar_global.h"
14 #include "qwt_double_rect.h"
55 void setPaintAttribute(PaintAttribute,
bool on =
true);
56 bool testPaintAttribute(PaintAttribute)
const;
58 QPixmap *paintCache();
59 const QPixmap *paintCache()
const;
60 void invalidatePaintCache();
63 virtual void paintEvent(QPaintEvent *);
64 virtual void resizeEvent(QResizeEvent *);
66 virtual void drawContents(QPainter *);
68 void drawCanvas(QPainter *,
const QwtDoubleRect &);