Update framework

framework/scene/manager.d.ts

@@ -0,0 +1,12 @@
+import { Scene } from './scene';
+export declare class SceneManager {
+    scenes: Map<string, Scene>;
+    currentScene: Scene;
+    defaultScene: Scene;
+    constructor();
+    init(): void;
+    addScene(scene: Scene): void;
+    removeScene(scene: Scene): void;
+    switchTo(scene: Scene): void;
+    setDefaultScene(scene: Scene): void;
+}

framework/scene/manager.js

@@ -0,0 +1,33 @@
+export class SceneManager {
+    constructor() {
+        this.scenes = new Map();
+    }
+    init() {
+        if (this.defaultScene) {
+            this.switchTo(this.defaultScene);
+        }
+    }
+    addScene(scene) {
+        this.scenes.set(scene.id, scene);
+    }
+    removeScene(scene) {
+        if (scene === this.currentScene)
+            this.currentScene.onDeactivate();
+        this.scenes.delete(scene.id);
+    }
+    switchTo(scene) {
+        if (scene === this.currentScene)
+            return;
+        let data;
+        if (this.currentScene) {
+            this.currentScene.onDeactivate();
+            data = this.currentScene.data;
+        }
+        this.currentScene = this.scenes.get(scene.id);
+        this.currentScene.onSwitch(data);
+        this.currentScene.onActivate(this);
+    }
+    setDefaultScene(scene) {
+        this.defaultScene = scene;
+    }
+}

framework/scene/scene.d.ts

@@ -0,0 +1,10 @@
+import { SceneManager } from './manager';
+export interface Scene {
+    id: string;
+    data: any;
+    onActivate(manager: SceneManager): any;
+    onDeactivate(): any;
+    onSwitch(data: any): any;
+    update(dt: number): any;
+    updateDraw(): any;
+}

framework/scene/scene.js

@@ -0,0 +1 @@
+export {};