#include #include using namespace Upp; GUI_APP_MAIN { PaintingPainter p(100, 100); p.Circle(50, 50, 40).Stroke(3, Black()).Fill(LtBlue()); Picture pc; pc.Transparent(); pc.Background(Null).Set(AsDrawing(p)); TopWindow win; win.Add(pc.SizePos()); win.Sizeable().Zoomable(); win.Run(); }