功能:用面向对象的思想来实现了对直线 矩形 椭圆三种图元的绘制 选定 移动 并添加了编辑设置图元多种属性功能 是深入学习GDI编程很好的例子-functions : Object-oriented thinking to achieve a pair of three straight rectangular oval map of the selected mobile mapping and add a map editor Set Attribute function of a varie

这是一个再VC++下写的程序，作用是先绘制出连个物体，然后绕各自的局部坐标系旋转，然后两个物体能一起绕世界坐标轴旋转！-This is a VC++ again under a program written, the function is to map out even the object, and then around their local coordinate system rotation, and then two objects can be around the world