画图工具，能够实现画图工具、画直线、画椭圆、画多边形等功能，并且在绘图的过程中能够修改该画笔的大小以及颜色。该画图程序还需具有橡皮擦功能。 -Drawing tools, drawing tool, draw a straight line, painted oval, and polygon drawing, and in the process of drawing can modify the size and color of the brush. The Paint program needs to have the eraser function.