windows图形编程，实现了圆、直线段、多边形、填充多边形、种子填充、Bezier曲线、立方体，可以选择颜色、视点，进行视图平移、缩放、消隐、渲染。-windows graphics programming, a circle, a straight line segment, polygon, filled polygons, seed filling, Bezier curves, cubes, you can choose the color, viewpoint, view panni