The base class of objects that can be painted. More... #include < qpaintdevice.h > . ... int  devType  () const . ... void bitBlt (QPaintDevice * dst, int dx, int dy, const QPaintDevice * src, int sx, int sy, int sw, int sh, RasterOp rop, bool ignoreMask) . void bitBlt (QPaintDevice * dst, const QPoint & dp, const QPaintDevice * src, const QRect & sr, RasterOp rop) . ... A paint device is an abstraction of a two-dimensional space that can be drawn using a QPainter . ... CopyROP: dst = src. ...