可以对图形进行各种几何变换，包括反转，平移，旋转，拉伸。并对其进行赋值变换。图形学的一个综合编程例子。-graphics can be right for various geometric transformation, including inversion, translation, rotation, stretching. And transform its assignment. An integrated graphics programming examples.

内含有放大镜、计算器、马赛克、任意角度旋转图像、鼠标作图、水平-垂直反转、通讯录等程序-Contains a magnifying glass, a calculator, mosaic, rotate images at any angle, the mouse mapping, horizontal- vertical inversion, contacts and other procedures