this.layer = new LineLayer({
      blend: 'normal',
      name: 'line-layer'
    })
      .source(data, {
        parser: {
          type: 'json',
          x: 'lng1',
          y: 'lat1',
          x1: 'lng2',
          y1: 'lat2'
        }
      })
      .size('value', [1, 100])
      // .color('rgba(254,57,246, 1)')
      .shape('arc')
      .style({
        opacity,
        sourceColor: 'rgba(254, 57, 246, 1)',
        targetColor: 'rgba(58, 83, 255, 1)',
      })