实体跟随相机

source/src/ECS/Components/Camera.ts

@@ -1,11 +1,46 @@
-class Camera {
-    private _displayContent: egret.DisplayObject;
+///<reference path="../Component.ts"/>
+class Camera extends Component {
+    private _zoom;
+    private _origin: Vector2;
+    private _transformMatrix: Matrix2D = Matrix2D.identity;
+    private _inverseTransformMatrix = Matrix2D.identity;
 
-    constructor(displayObject: egret.DisplayObject){
-        this._displayContent = displayObject;
+    public get transformMatrix(){
+        this.updateMatrixes();
+
+        return this._transformMatrix;
     }
 
-    public destory(){
-        this._displayContent = null;
+    constructor() {
+        super();
+    }
+
+    public initialize() {
+
+    }
+
+    public update(){
+        SceneManager.getActiveScene().entities.forEach(entity => entity.components.forEach(component => {
+            if (component.displayRender){
+                let has = this.entity.scene.$children.indexOf(component.displayRender)
+                if (has == -1){
+                    this.entity.scene.stage.addChild(component.displayRender);
+                }
+            }
+        }));
+    }
+
+    public setPosition(position: Vector2){
+        this.entity.transform.setPosition(position);
+
+        return this;
+    }
+
+    public updateMatrixes(){
+        this._transformMatrix = Matrix2D.createTranslation(-this.entity.transform.position.x, -this.entity.transform.position.y);
+    }
+
+    public destory() {
+
     }
 }