包中带有4个flex 项目工程，其中有图表库文件（flare),图表示例项目demos)，是非常完整的flex 动画图表的算法实现与图形实现，是学习的非常好的源码-A package with 4 flex projects, including chart library file (flare), sample chart project demos), is a very complete flex animation graph algorithm realization and gra