Notes Canvas

previous 在页面进行涂鸦，可当记下笔记。 secondary. you the next operable you tools to 特性： notes. pen 1. brush the view down save page. enter page 1.可操作画笔、箭头、文字、序号笔工具 3. brush, 2. serial doodle primary text 2. 保存笔记，下次进页面可查看之前笔记。 color be number arrow, time on text, set. 3. characteristic: 可设置文字、画笔颜色。主次分明。 and the jot note, and note can the can