力导向图，setOption修改后，连线错乱

[surmerming]

One-line summary [问题简述]

在力导向图中，如果想局部修改某个属性，通过setOption进行修改后，连线会进行错乱，目前采用的方法是在setOption中先clear掉，再setOption, 不过这样会使这个布局重新刷新一遍，效果很差

Version & Environment [版本及环境]

• ECharts version [ECharts 版本]:
• Browser version [浏览器类型和版本]:
• OS Version [操作系统类型和版本]:

Expected behaviour [期望结果]

不错乱

ECharts option [ECharts配置项]

option = {

}

Other comments [其他信息]

[stale]

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