计算机图形学绘图程序，能实现画线，填充，移动，变换等功能。-computer graphics mapping procedures, able to line drawing, filling, movement, transformation, and other functions.

计算机图形学绘图程序，能实现画线，填充，移动，变换等功能。-computer graphics mapping procedures, able to line drawing, filling, movement, transformation, and other functions.