Yeah, I plan to support layers and some processing like PS. Maybe some day later I will add CImg for editing pictures, so I choose Graphics View Framework. But it is not suitable for drawing, I think.
Yeah, I plan to support layers and some processing like PS. Maybe some day later I will add CImg for editing pictures, so I choose Graphics View Framework. But it is not suitable for drawing, I think.
But I don't know how to do that. Should I override the paint event function? How can I implement rubberband? Override paint and mouseDragEvent or override dragEvent? Thanks!
Yes.
See QRubberBand, you have an example there.How can I implement rubberband?
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