[Bug] The stroke of the stacked area is covered by the area element above

[xiaoluoHe]

Version

latest

Link to Minimal Reproduction

none

Steps to Reproduce

const spec = {
  type: 'area',
  data: {
    values: [
      { month: 'Jan', country: 'Africa', value: 4229 },
      { month: 'Jan', country: 'EU', value: 4376 },
      { month: 'Jan', country: 'China', value: 3054 },
      { month: 'Jan', country: 'USA', value: 12814 },
      { month: 'Feb', country: 'Africa', value: 3932 },
      { month: 'Feb', country: 'EU', value: 3987 },
      { month: 'Feb', country: 'China', value: 5067 },
      { month: 'Feb', country: 'USA', value: 13012 },
      { month: 'Mar', country: 'Africa', value: 5221 },
      { month: 'Mar', country: 'EU', value: 3574 },
      { month: 'Mar', country: 'China', value: 7004 },
      { month: 'Mar', country: 'USA', value: 11624 },
      { month: 'Apr', country: 'Africa', value: 9256 },
      { month: 'Apr', country: 'EU', value: 4376 },
      { month: 'Apr', country: 'China', value: 9054 },
      { month: 'Apr', country: 'USA', value: 8814 },
      { month: 'May', country: 'Africa', value: 3308 },
      { month: 'May', country: 'EU', value: 4572 },
      { month: 'May', country: 'China', value: 12043 },
      { month: 'May', country: 'USA', value: 12998 },
      { month: 'Jun', country: 'Africa', value: 5432 },
      { month: 'Jun', country: 'EU', value: 3417 },
      { month: 'Jun', country: 'China', value: 15067 },
      { month: 'Jun', country: 'USA', value: 12321 },
      { month: 'Jul', country: 'Africa', value: 13701 },
      { month: 'Jul', country: 'EU', value: 5231 },
      { month: 'Jul', country: 'China', value: 10119 },
      { month: 'Jul', country: 'USA', value: 10342 },
      { month: 'Aug', country: 'Africa', value: 4008, forecast: true },
      { month: 'Aug', country: 'EU', value: 4572, forecast: true },
      { month: 'Aug', country: 'China', value: 12043, forecast: true },
      { month: 'Aug', country: 'USA', value: 22998, forecast: true },
      { month: 'Sept', country: 'Africa', value: 18712, forecast: true },
      { month: 'Sept', country: 'EU', value: 6134, forecast: true },
      { month: 'Sept', country: 'China', value: 10419, forecast: true },
      { month: 'Sept', country: 'USA', value: 11261, forecast: true }
    ]
  },
  // stackInverse: true,
  legends:{},
  stack: true,
  xField: 'month',
  yField: 'value',
  seriesField: 'country',
  point: { visible: false },
  area: {
    style: {
      fill:'#CDCFFF',
      fillOpacity: 1,
    }
  },
};

const vchart = new VChart(spec, { dom: CONTAINER_ID });
vchart.renderSync();

// Just for the convenience of console debugging, DO NOT COPY!
window['vchart'] = vchart;

Current Behavior

Expected Behavior

开启 stackInverse: true 后效果正常，期望不开启时，也保持一致

Environment

- OS:
- Browser:
- Framework:

Any additional comments?

No response