Ordinal scale extent optimize when there is no data
Ordinal scale extent optimize when there is no data

xiayz/echarts,starlkj/echarts,hexj/echarts,starlkj/echarts,starlkj/echarts,ecomfe/echarts,apache/incubator-echarts,apache/incubator-echarts,hexj/echarts,100star/echarts,100star/echarts,xiayz/echarts,ecomfe/echarts,hexj/echarts,chenfwind/echarts,chenfwind/echarts