采用C#编译环境，能绘制直线、圆、多边形、区域填充以及裁剪。-C# compiler environment, can draw straight lines, circles, polygons, and the cutting area filling.

采用C#编译环境，能绘制直线、圆、多边形、区域填充以及裁剪。-C# compiler environment, can draw straight lines, circles, polygons, and the cutting area filling.