添加geojson图层转换为vector

src/core/overlay/base/DC.Billboard.js

@@ -2,7 +2,7 @@
  * @Author: Caven
  * @Date: 2020-01-19 10:18:23
  * @Last Modified by: Caven
- * @Last Modified time: 2020-02-29 18:22:00
+ * @Last Modified time: 2020-02-29 18:50:52
  */
 
 import Cesium from '@/namespace'
@@ -125,12 +125,8 @@ DC.Billboard = class extends Overlay {
     if (entity.billboard) {
       billboard = new DC.Billboard(position, entity.billboard.image)
       billboard.attr = {
-        name: entity.name
+        ...entity.properties
       }
-      delete entity.billboard.image
-      billboard.setStyle({
-        ...entity.billboard
-      })
     }
     return billboard
   }

src/core/overlay/base/DC.Polygon.js

@@ -2,7 +2,7 @@
  * @Author: Caven
  * @Date: 2020-01-09 09:10:37
  * @Last Modified by: Caven
- * @Last Modified time: 2020-02-29 18:19:38
+ * @Last Modified time: 2020-02-29 18:54:09
  */
 import Overlay from '../Overlay'
 import Cesium from '@/namespace'
@@ -137,7 +137,20 @@ DC.Polygon = class extends Overlay {
    *
    * @param {*} entity
    */
-  static fromEntity(entity) {}
+  static fromEntity(entity) {
+    let polygon = undefined
+    if (entity.polygon) {
+      let positions = DC.T.transformCartesianArrayToWSG84Array(
+        item.polygon.hierarchy.getValue(Cesium.JulianDate.now()).positions
+      )
+      polygon = new DC.Polygon(positions)
+      polygon.attr = {
+        ...entity.properties
+      }
+    }
+
+    return polygon
+  }
 }
 
 DC.OverlayType.POLYGON = 'polygon'

src/core/overlay/base/DC.Polyline.js

@@ -2,7 +2,7 @@
  * @Author: Caven
  * @Date: 2020-01-06 15:03:25
  * @Last Modified by: Caven
- * @Last Modified time: 2020-02-29 18:22:26
+ * @Last Modified time: 2020-02-29 18:51:49
  */
 
 import Overlay from '../Overlay'
@@ -113,8 +113,19 @@ DC.Polyline = class extends Overlay {
    *
    * @param {*} entity
    */
-  fromEntity(entity) {
-    // this._positions =
+  static fromEntity(entity) {
+    let polyline = undefined
+    if (entity.polyline) {
+      let positions = GS.T.transformCartesianArrayToWSG84Array(
+        entity.polyline.positions.getValue(Cesium.JulianDate.now())
+      )
+      polyline = new GS.Polyline(positions)
+      polyline.attr = {
+        ...entity.properties
+      }
+    }
+
+    return polyline
   }
 }