vue复用封装的G2组件图形被绘制在同一个div中的问题（echarts同样原理）

原創 小胖龙 2020-05-31 11:38

距离发现原因是查找渲染完的do时，发现第一个col的div里面渲染了2个canvas，而第2个col里面只绘制了一个空的div，里面没有包有canvas，原理就是g2根据div的id去查找绘制在那个div里面，所以组件内不能写固定id，解决方法：
在这里插入图片描述
在这里插入图片描述
在这里插入图片描述
意思就是很简单：

在组件内动态生成一个字符串来做id
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