Notes Canvas

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