C#绘图板，直线、矩形、圆形、曲线、填充矩形、填充圆形、输入文字、路径-C# graphics tablet, line, rectangle, circle, curve, filled rectangle, filled circle, enter text, the path

一個用C#動態繪圖的範例，含動態編輯功能。 -A dynamic graphics using C# for example, with dynamic editing features.