这是关于java中运用其中的图形API和线程实现的简单的2d图形应用 -This is the use of java on the graphics API and threads to achieve a simple 2d graphics

java编写的基本绘图程序，没有采用系统api,而是演示了一些基本的计算机图形学算法，比如，DDA,中点法画直线，画圆形等。

The XMP Library for Java is based on the C++ XMPCore library and the API is similar. The Adobe XMP Toolkit SDK provides documentation and libraries for working with the XMP data model for reading, writing and manipulating XMP metadata in various file