Win32环境下绘制椭圆,圆角矩形,扇形,弓形的示例.-Drawing elliptical Win32 environment, rounded rectangular, fan-shaped, bow-shaped sample.

基于vc++开发画图， 1.作蝴蝶结； 2.对其蝴蝶结进行平移； 3.对其蝴蝶结进行缩放； 4.作正叶线。-Based on vc++ Developed drawing, 1 for the bow (2) its bow to pan 3 is scaled to its bow 4 as a positive leaf line