Qt 3 Support Members for QRegion
The following class members are part of the Qt 3 support layer. They are provided to help you port old code to Qt 4. We advise against using them in new code.
Public Functions
Member Function Documentation
QRegion::QRegion ( const QPolygon & pa, bool winding )
Use the constructor tha takes a Qt::FillRule as the second argument instead.
bool QRegion::isNull () const
Use isEmpty() instead.
int QRegion::numRects () const
Returns the number of rectangles that will be returned in rects().
This function was introduced in Qt 4.4.