用Java 实现几何图形的生成，如何来在界面上画一些基本的几何图形，本程序是一示例！-using Java geometry generation, how to interface painting in some of the basic geometric shapes, the procedure is an example!

The STEPNCWrite library writes STEP-NC toolpath data (AP-238 CC1). This C++ library is completely open-source and has been released under the GNU General Public License (GPL). The library writes data in XML format (ISO 10303-28) using just prin

分形几何实例，基于JAVA代码编写而成，仅供学习者参考，你可以继续完善功能。 -Examples of fractal geometry, based on the JAVA code prepared by the learners for reference, you can continue to improve the function.

使用Java进行画图，通过简单几何形状画出风车(Drawing with Java and drawing a windmill through a simple geometry)