模仿window画图工具的网址 https://www.html5tricks.com/demo/html5-canvas-windows-draw/index.html
8bit像素在线画图网址 http://www.lizibuluo.com/8bit/
修改图大小: https://www.gaitubao.com/
模仿window画图工具的网址 https://www.html5tricks.com/demo/html5-canvas-windows-draw/index.html
8bit像素在线画图网址 http://www.lizibuluo.com/8bit/
修改图大小: https://www.gaitubao.com/