C++小程序 绘制基本的橡皮线 并能够进行保存等操作-C++ applet draw the basic line of rubber and can be preserved, such as operation

你可以使用其简单绘制直线和椭圆等图形的工具-You can use the simple lines and ellipse drawing tools such as graphics

minidraw实现画直线，圆，矩形，多边形和鼠标轨迹功能，并带有调试窗口。-minidraw achieve draw lines, circles, rectangles, polygons, and the mouse trajectory function, and with the debug window.