新增box复合体 修复vector2运算问题

demo/src/Main.ts

@@ -98,6 +98,7 @@ class Main extends eui.UILayer {
             new Vector2(10, 10),
             new Vector2(0, 10),
             new Vector2(0, 0)]));
+        player.addComponent(new VerletDemo());
         player.addComponent(new SpawnComponent(EnemyType.worm));
         // console.log(player.transform.position);
     }

demo/src/game/MainScene.ts

@@ -2,7 +2,7 @@ class MainScene extends Scene {
     constructor(displayContent: egret.DisplayObject){
         super(displayContent);
 
-        this.addEntityProcessor(new SpawnerSystem(new Matcher()));
+        // this.addEntityProcessor(new SpawnerSystem(new Matcher()));
         this.astarTest();
         this.dijkstraTest();
         this.breadthfirstTest();

demo/src/game/VerletDemo.ts

@@ -0,0 +1,27 @@
+class VerletDemo extends RenderableComponent {
+    private _world: VerletWorld;
+
+    protected getWidth(){
+        return 800;
+    }
+
+    protected getHeight(){
+        return 600;
+    }
+
+    public onAddedToEntity(){
+        this._world = new VerletWorld(new Rectangle(0, 0, 800, 600));
+
+        this._world.addComposite(new Box(new Vector2(100, 100), 50, 20));
+        this._world.addComposite(new Box(new Vector2(10, 10), 200, 100));
+        this._world.debugRender(this.entity.scene.stage);
+    }
+
+    public update(){
+        this._world.update();
+    }
+
+    initialize() {
+    }
+
+}