新增componentlist管理组件列表

source/src/ECS/Entity.ts

@@ -5,12 +5,17 @@ class Entity {
     /** 封装实体的位置/旋转/缩放，并允许设置一个高层结构 */
     public readonly transform: Transform;
     /** 当前附加到此实体的所有组件的列表 */
-    public readonly components: Component[];
+    public readonly components: ComponentList;
     private _updateOrder: number = 0;
     private _enabled: boolean = true;
+    private _isDestoryed: boolean;
 
     public componentBits: BitSet;
 
+    public get isDestoryed(){
+        return this._isDestoryed;
+    }
+
     public get enabled(){
         return this._enabled;
     }
@@ -30,7 +35,7 @@ class Entity {
     constructor(name: string){
         this.name = name;
         this.transform = new Transform(this);
-        this.components = [];
+        this.components = new ComponentList(this);
         this.componentBits = new BitSet();
     }
 
@@ -56,30 +61,52 @@ class Entity {
     public attachToScene(newScene: Scene){
         this.scene = newScene;
         newScene.entities.add(this);
-        this.components.forEach(component => component.registerComponent());
+        this.components.registerAllComponents();
 
         for (let i = 0; i < this.transform.childCount; i ++){
             this.transform.getChild(i).entity.attachToScene(newScene);
         }
     }
 
+    public detachFromScene(){
+        this.scene.entities.remove(this);
+        this.components.deregisterAllComponents();
+
+        for (let i = 0; i < this.transform.childCount; i ++)
+            this.transform.getChild(i).entity.detachFromScene();
+    }
+
     public addComponent<T extends Component>(component: T): T{
         component.entity = this;
-        this.components.push(component);
+        this.components.add(component);
         component.initialize();
         return component;
     }
 
     public getComponent<T extends Component>(type): T{
-        return this.components.firstOrDefault(component => component instanceof type) as T;
+        return this.components.getComponent(type, false) as T;
     }
 
     public update(){
-        this.components.forEach(component => component.update());
+        this.components.update();
         this.transform.updateTransform();
     }
 
+    public onAddedToScene(){
+
+    }
+
+    public onRemovedFromScene(){
+        if (this._isDestoryed)
+            this.components.remove
+    }
+
+    public onTransformChanged(comp: ComponentTransform){
+        this.components.onEntityTransformChanged(comp);
+    }
+
     public destory(){
+        this._isDestoryed = true;
         this.scene.entities.remove(this);
         this.transform.parent = null;