free drawing
#Drawing
It's a sample drawing tool using Core Graphic and base on http://stackoverflow.com/questions/5076622/iphone-smooth-sketch-drawing-algorithm , kyoji code
##Feature
Following features are include in source code
An example iPhone app using PaintCode and BBlock
刘彦玮的技术博客中文章对应的demo http://liuyanwei.jumppo.com
Beatiful and fast smooth line drawing algorithm for iOS - as seen in Foldify.
A fast, simple graph drawing and data plotting app for OS X and iPad.
ZXQuartz 感觉好用就给打个星哦~