UI系列 18：Canvas

一个简单涂鸦逻辑

• https://www.jianshu.com/p/f05f71446771
• https://github.com/FlogFly/alipay-scrawl-function

重点Path学习

• https://blog.csdn.net/w_t_y_y/article/details/59542548

Android Path中绘制的折线如何变得很平滑

• https://blog.csdn.net/qq_32939581/article/details/51646170
• https://blog.csdn.net/u013831257/article/details/50784565

利用canvas画各种图形(点、直线、弧、圆、椭圆、文字、矩形、多边形、曲线、圆角矩形)

• https://blog.csdn.net/rhljiayou/article/details/7212620

• https://www.jianshu.com/p/7e09d13cd9b4
• https://www.cnblogs.com/everhad/p/6828627.html?utm_source=tuicool&utm_medium=referral
• https://blog.csdn.net/a756213932/article/details/51939422

参考链接

• 1. 详解Paint的setMaskFilter(MaskFilter maskfilter)
     • 1.1 http://www.cnblogs.com/tianzhijiexian/p/4297734.html