add dynamic layer

modules/copy-right/index.js

@@ -20,7 +20,7 @@ console.log(
     1.框架作为一个基础平台，代码开源，任何个人和机构可以修改、重构，无需经过我方授权。
     2.任何个人和机构修改框架出现的问题，我方无需负责。
     3.后期会添加一些行业性的插件和工具，代码会适量开源。
-    4.对于我方发布的程序包，任何个人和机构在遵守下列条件的前提下可以永久免费使用:
+    4.对于我方发布的框架包，任何个人和机构在遵守下列条件的前提下可以永久免费使用:
      1)程序包完整引用
      2)保留此版权信息在控制台输出
     我方保留对此版权信息的最终解释权。`,

modules/layer/index.js

@@ -12,6 +12,7 @@ export { default as LayerGroup } from './LayerGroup'
  */
 export { default as ClusterLayer } from './type/ClusterLayer'
 export { default as CzmlLayer } from './type/CzmlLayer'
+export { default as DynamicLayer } from './type/DynamicLayer'
 export { default as FeatureGridLayer } from './type/FeatureGridLayer'
 export { default as GeoJsonLayer } from './type/GeoJsonLayer'
 export { default as HeatLayer } from './type/HeatLayer'

modules/layer/type/DynamicLayer.js

@@ -0,0 +1,32 @@
+/**
+ * @Author: Caven
+ * @Date: 2021-05-05 09:12:41
+ */
+
+import { Cesium } from '@dc-modules/namespace'
+import State from '@dc-modules/state/State'
+import Layer from '../Layer'
+
+class DynamicLayer extends Layer {
+  constructor(id) {
+    super(id)
+    this._delegate = new Cesium.CustomDataSource(id)
+    this.type = Layer.getLayerType('dynamic')
+    this._state = State.INITIALIZED
+  }
+
+  /**
+   * Clears all entities
+   * @returns {DynamicLayer}
+   */
+  clear() {
+    this._delegate.entities && this._delegate.entities.removeAll()
+    this._cache = {}
+    this._state = State.CLEARED
+    return this
+  }
+}
+
+Layer.registerType('dynamic')
+
+export default DynamicLayer

modules/overlay/dynamic/DynamicModel.js

@@ -0,0 +1,80 @@
+/**
+ * @Author: Caven
+ * @Date: 2021-05-05 09:16:35
+ */
+
+import { Cesium } from '@dc-modules/namespace'
+import State from '@dc-modules/state/State'
+import Parse from '@dc-modules/parse/Parse'
+import { Util } from '@dc-modules/utils'
+import { Transform } from '@dc-modules/transform'
+import Overlay from '../Overlay'
+
+class DynamicModel extends Overlay {
+  constructor(modelUrl) {
+    super()
+    this._delegate = new Cesium.Entity({ model: {} })
+    this._posistion = new Cesium.SampledPositionProperty()
+    this._modelUrl = modelUrl
+    this._timeLine = {}
+    this._lastTime = undefined
+    this.type = Overlay.getOverlayType('dynamic-model')
+    this._state = State.INITIALIZED
+  }
+
+  get position() {
+    return this._position
+  }
+
+  get timeLine() {
+    return this._timeLine
+  }
+
+  _mountedHook() {
+    this._posistion.forwardExtrapolationType = Cesium.ExtrapolationType.HOLD
+    this._delegate.position = this._posistion
+    this._delegate.orientation = new Cesium.VelocityOrientationProperty(
+      this._posistion
+    )
+  }
+
+  /**
+   *
+   * @param position
+   * @param interval
+   */
+  addPosition(position, interval) {
+    let now = Cesium.JulianDate.now()
+    let time = Cesium.JulianDate.addSeconds(
+      now,
+      interval,
+      new Cesium.JulianDate()
+    )
+    this._lastTime = Cesium.JulianDate.toIso8601(time)
+    let cartesian = Transform.transformWGS84ToCartesian(
+      Parse.parsePosition(position)
+    )
+    this._posistion.addSample(time, cartesian)
+    this._timeLine[this._lastTime] = cartesian
+    return this
+  }
+
+  /**
+   * Sets style
+   * @param style
+   * @returns {DynamicModel}
+   */
+  setStyle(style) {
+    if (!style || Object.keys(style).length === 0) {
+      return this
+    }
+    delete style['uri'] && delete style['position']
+    this._style = style
+    Util.merge(this._delegate.model, this._style)
+    return this
+  }
+}
+
+Overlay.registerType('dynamic-model')
+
+export default DynamicModel

modules/overlay/index.js

@@ -12,6 +12,11 @@ export { default as Overlay } from './Overlay'
 export { default as CustomBillboard } from './custom/CustomBillboard'
 export { default as CustomLabel } from './custom/CustomLabel'
 
+/**
+ * dynamic
+ */
+export { default as DynamicModel } from './dynamic/DynamicModel'
+
 /**
  * model
  */

packages/core/src/components.js

@@ -44,6 +44,7 @@ import {
   Layer,
   ClusterLayer,
   CzmlLayer,
+  DynamicLayer,
   FeatureGridLayer,
   GeoJsonLayer,
   HeatLayer,
@@ -65,6 +66,7 @@ import {
   Overlay,
   CustomBillboard,
   CustomLabel,
+  DynamicModel,
   Model,
   Tileset,
   AttackArrow,
@@ -225,6 +227,7 @@ const components = {
   Layer,
   ClusterLayer,
   CzmlLayer,
+  DynamicLayer,
   FeatureGridLayer,
   GeoJsonLayer,
   HeatLayer,
@@ -243,6 +246,7 @@ const components = {
   Overlay,
   CustomBillboard,
   CustomLabel,
+  DynamicModel,
   Model,
   Tileset,
   AttackArrow,