java编写的一个java画图程序；工具面板--画笔，直线，圆，矩形，多边形,橡皮，清除；可以调整画笔、橡皮大小；显示画色板，调整画笔颜色；可以打开已有的图片，也可以把画的图保存起来。-java write a java drawing program Tools panel- brushes, straight line, circle, rectangle, polygon, eraser, clear can adjust the brush, eraser size display

这是一个很强大的画板，我希望和大家一起分享的好东西，很好很强大-This is a very powerful drawing panel, I hope to share the good stuff, very good very strong

Drawing an image on a panel using java