You can try upgrading to 3.3.6. The canvas module is known to contain some rendering glitches. Alternatively you can change your program to force whole view redraw everytime you manipulate it (but it'll slow down your application).
The "Q"
Re: Zooming QCanvas: QCanvasLine problem
You can try upgrading to 3.3.6. The canvas module is known to contain some rendering glitches. Alternatively you can change your program to force whole view redraw everytime you manipulate it (but it'll slow down your application).
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