# MapGIS Client for JavaScript API

Cesium MapboxGL Leaflet OpenLayers
API文档

    import ConvertSymbolUtil from './ConvertSymbolUtil'
    // 转换渲染器
    class ConvertRendererUtil {
      /**
       * @description 转换为cesium需要的渲染器样式,此处暂时转换样式处理，最终期望render能直接转换cesium样式
       * @public
       * @param {*} renderer
       * @return {*}
       */
      static rendererToFeatureRenderer(renderer) {
        let cesiumRenderer = {
          type: 'simple',
          symbol: ConvertSymbolUtil.convertSymboltoFeatureStyle()
        }
        if (!renderer) return cesiumRenderer
        switch (renderer.type) {
          case 'simple': {
            cesiumRenderer = {
              type: 'simple',
              symbol: ConvertSymbolUtil.convertSymboltoFeatureStyle(renderer.symbol)
            }
            break
          }
          case 'unique-value': {
            const defaultSymbol = ConvertSymbolUtil.convertSymboltoFeatureStyle(
              renderer.defaultSymbol
            )
            cesiumRenderer = {
              type: 'unique-value',
              defaultSymbol,
              field: renderer.field,
              uniqueValueInfos: renderer.uniqueValueInfos.map((v) => {
                return {
                  value: v.value,
                  symbol: ConvertSymbolUtil.convertSymboltoFeatureStyle(
                    v.symbol,
                    defaultSymbol
                  )
                }
              })
            }
            break
          }
          case 'class-breaks': {
            const defaultSymbol = ConvertSymbolUtil.convertSymboltoFeatureStyle(
              renderer.defaultSymbol
            )
            cesiumRenderer = {
              type: 'class-breaks',
              field: renderer.field,
              defaultSymbol: ConvertSymbolUtil.convertSymboltoFeatureStyle(
                renderer.defaultSymbol
              ),
              classBreakInfos: renderer.classBreakInfos.map((v) => {
                return {
                  maxValue: v.maxValue,
                  minValue: v.minValue,
                  symbol: ConvertSymbolUtil.convertSymboltoFeatureStyle(
                    v.symbol,
                    defaultSymbol
                  )
                }
              })
            }
            break
          }
          default: {
            cesiumRenderer = {
              type: 'simple',
              symbol: ConvertSymbolUtil.convertSymboltoFeatureStyle(renderer.symbol)
            }
            break
          }
        }
        return cesiumRenderer
      }
    }
    export default ConvertRendererUtil

构造函数
成员变量
方法
事件