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View Code? Open in Web Editor NEWQt QGraphicsView drawing demo
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qdraw作者你好，你写的挺好的，挺适合现在的我图形视图框架的学习，但是有一些bug
当我再画图形项时我可以对图像项进行删除操作在做鼠标释放之前，当然这会使程序崩溃，我调试发现是AddShapeCommand类重新redo时做additem出的错误，这只是其中一个bug，对于QUndoCommand类这部分会有多种的崩溃问题，以及刷新画布问题。当然还是希望您能继续更新一些有关c++或者qt方面的项目，如果可以我想要参与进来。
问题
为啥我添加直线，然后多操作几次再删除直线，还能在scene上看到这条线？
好东西居然没人看
好东西居然没人看
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