a simple library to Recognise the sketch-based shapes 可识别直线，圆，矩形，梯形，五角星，弧线，曲线等14中基本图形和手势 http://lrss.codeplex.com/ 相关文章： 2021-09-04 2021-09-13 2022-01-05 2022-12-23 2021-07-02 2021-08-16 2021-10-03