Hi
His there a way to change de default coordinate system of a QPaintDevice so that if works like a Cartesian coordinate system in QPainter, with (0,0) as the center?
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Hi
His there a way to change de default coordinate system of a QPaintDevice so that if works like a Cartesian coordinate system in QPainter, with (0,0) as the center?
Hi,
Take a look at Coordinate System on Window-Viewport Conversion http://doc.qt.io/qt-4.8/coordsys.html.
Note that such transformations will slow down drawing.