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Questions tagged qpainter

4 questions

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21
votes
2
answers

How to get the sizes of the rendered text on a QPainter?

c++ qt qpainter
asked 2013-06-02T01:56:38.583
14
votes
2
answers

QtPainter Error Paint device returned engine ==0, type 3 ,Painter not active

c++ qt qpainter
asked 2013-04-24T12:32:14.887
15
votes
4
answers

Use window/viewport to flip QPainter y-axis

qt graphics qt4 coordinates qpainter
asked 2010-12-10T21:43:18.560
11
votes
2
answers

Using QPainter over OpenGL in QGLWidget when using shaders

qt opengl overlay shader qpainter
asked 2010-11-30T16:39:17.080