Function getL7LayerCommonInfo

src/common/mapping/utils/L7LayerUtil.js:735–753

* 获取L7图层所需要的共有的图层信息 * @param layer

(layer)

   * @param layer
   */
  function getL7LayerCommonInfo(layer) {
    const { type, id, minzoom, maxzoom, layout, paint, filter, source } = layer;
    return {
      id,
      options: {
        type,
        name: layer.id,
        sourceLayer: layer['source-layer'],
        source,
        layout,
        paint,
        filter,
        minZoom: minzoom,
        maxZoom: maxzoom,
        visible: layout.visibility === 'none' ? false : true
      },
      filter: getL7Filter(filter, featureFilter)
    };
  }

  function expressionToFunction({ value, property, multiple, map }) {
    if (!expression.isExpression(value)) {