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GitHub
17 天
首先说一下要实现的功能:
首先,准备个容器,也就是画板了。 由于部分IE不支持canvas,如果要兼容IE,我们可以创建一个canvas,然后使用excanvas初始化,针对IE加上exCanvas.js,这里我们暂时先不考虑IE。 实现一个简单的画板 实现思路:监听鼠标事件,用drawCircle()方法把记录的数据画出来 ...
GitHub
14 天
Drag and drop in Headless #17182
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