Problem Description:
1. Select series--generate chart--do not select series--generate chart--normal (charts will not overlap);
2. Select series--generate chart--full screen--restore--do not select series and change chart type--generate chart--abnormal (chart overlapping).
problem causes:
myChart.setOption(option);
change into:
myChart.setOption(option, true); solve the problem.
It all boils down to: echarts re-rendering problem!
refer to: