用vc实现的一个画图程序，画一个圆形和方形。本来可以画三角形，不过没有设定。同时程序中设了timer用来使图形移动，加一点趣味罢了！-vc achieved with a drawing, and painting a circle and a square. Triangle could have been painted, but not set. While proceedings timer used to set up a mobile so that the graphics and