java颜色获取和调色源码，功能不是特别强，但是简单实用-java color palette to access and source, function is not particularly strong, but simple and practical

用JAVA写的画图小程序，功能简单实用，是我们课程作业的题目，鼠标操作-Drawing with a small program written in JAVA, features a simple and practical, is the subject of our course work

Java写的画图板程序,非常实用,可以用来学习Java界面编程和图形编程-Drawing board procedures, written in Java and is very practical, can be used to learn the Java interface programming and graphics programming