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2025-09-14
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SceneManager() ​

SceneManager - 场景管理器

管理场景切换的静态类。
负责游戏中不同场景的切换、更新、渲染，以及错误处理和系统初始化。

The static class that manages scene transitions.
Responsible for switching, updating, rendering different scenes in the game,
as well as error handling and system initialization.

Kind: global function

  • SceneManager()
    • .run(sceneClass)
    • .initialize()
    • .initGraphics()
    • .preferableRendererType() ⇒ string
    • .shouldUseCanvasRenderer() ⇒ boolean
    • .checkWebGL()
    • .checkFileAccess()
    • .initAudio()
    • .initInput()
    • .initNwjs()
    • .checkPluginErrors()
    • .setupErrorHandlers()
    • .requestUpdate()
    • .update()
    • .terminate()
    • .onError(e)
    • .onKeyDown(event)
    • .catchException(e)
    • .tickStart()
    • .tickEnd()
    • .updateInputData()
    • .updateMain()
    • .updateManagers()
    • .changeScene()
    • .updateScene()
    • .renderScene()
    • .onSceneCreate()
    • .onSceneStart()
    • .onSceneLoading()
    • .isSceneChanging() ⇒ boolean
    • .isCurrentSceneBusy() ⇒ boolean
    • .isCurrentSceneStarted() ⇒ boolean
    • .isNextScene(sceneClass) ⇒ boolean
    • .isPreviousScene(sceneClass) ⇒ boolean
    • .goto(sceneClass)
    • .push(sceneClass)
    • .pop()
    • .exit()
    • .clearStack()
    • .stop()
    • .prepareNextScene()
    • .snap() ⇒ Bitmap
    • .snapForBackground()
    • .backgroundBitmap() ⇒ Bitmap
    • .resume()

SceneManager.run(sceneClass) ​

运行游戏
Run the game

Kind: static method of SceneManager

ParamTypeDescription
sceneClassfunction初始场景类 / Initial scene class

SceneManager.initialize() ​

初始化游戏系统
Initialize game system

Kind: static method of SceneManager

SceneManager.initGraphics() ​

初始化图形系统
Initialize graphics system

Kind: static method of SceneManager

SceneManager.preferableRendererType() ⇒ string ​

获取较好的渲染器类型
Get preferable renderer type

Kind: static method of SceneManager
Returns: string - 渲染器类型 / Renderer type

SceneManager.shouldUseCanvasRenderer() ⇒ boolean ​

是否应该使用 Canvas 渲染
Whether should use Canvas renderer

Kind: static method of SceneManager
Returns: boolean - 是否使用 Canvas / Whether use Canvas

SceneManager.checkWebGL() ​

检测是否支持 WebGL
Check WebGL support

Kind: static method of SceneManager

SceneManager.checkFileAccess() ​

检测是否拥有文件访问权限
Check file access permission

Kind: static method of SceneManager

SceneManager.initAudio() ​

初始化音频系统
Initialize audio system

Kind: static method of SceneManager

SceneManager.initInput() ​

初始化输入系统
Initialize input system

Kind: static method of SceneManager

SceneManager.initNwjs() ​

初始化 NW.js 环境
Initialize NW.js environment

Kind: static method of SceneManager

SceneManager.checkPluginErrors() ​

检测插件错误
Check plugin errors

Kind: static method of SceneManager

SceneManager.setupErrorHandlers() ​

设置错误处理者
Setup error handlers

Kind: static method of SceneManager

SceneManager.requestUpdate() ​

请求更新
Request update

Kind: static method of SceneManager

SceneManager.update() ​

更新游戏
Update game

Kind: static method of SceneManager

SceneManager.terminate() ​

终止游戏
Terminate game

Kind: static method of SceneManager

SceneManager.onError(e) ​

错误事件处理
Error event handler

Kind: static method of SceneManager

ParamTypeDescription
eEvent错误事件 / Error event

SceneManager.onKeyDown(event) ​

按键按下事件处理
F5 刷新游戏，F8 显示开发者工具（调试模式下有效）

Key down event handler
F5 refreshes the game, F8 shows developer tools (valid in debug mode)

Kind: static method of SceneManager

ParamTypeDescription
eventEvent键盘事件 / Keyboard event

SceneManager.catchException(e) ​

捕捉异常
终止游戏，并在游戏界面里显示出错误日志。

Catch exception
Terminate the game and display error log in the game interface.

Kind: static method of SceneManager

ParamTypeDescription
eError异常对象 / Exception object

SceneManager.tickStart() ​

tick 开始
tick 为系统的相对时间单位，每执行一次 update 即为一次 tick。

Tick start
Tick is the relative time unit of the system. Each update execution is one tick.

Kind: static method of SceneManager

SceneManager.tickEnd() ​

tick 结束
Tick end

Kind: static method of SceneManager

SceneManager.updateInputData() ​

更新输入数据
Update input data

Kind: static method of SceneManager

SceneManager.updateMain() ​

更新主函数
Update main function

Kind: static method of SceneManager

SceneManager.updateManagers() ​

更新管理器
Update managers

Kind: static method of SceneManager

SceneManager.changeScene() ​

切换场景
Change scene

Kind: static method of SceneManager

SceneManager.updateScene() ​

更新场景
Update scene

Kind: static method of SceneManager

SceneManager.renderScene() ​

渲染场景
Render scene

Kind: static method of SceneManager

SceneManager.onSceneCreate() ​

当场景创建
On scene create

Kind: static method of SceneManager

SceneManager.onSceneStart() ​

当场景开始
On scene start

Kind: static method of SceneManager

SceneManager.onSceneLoading() ​

当场景加载中
On scene loading

Kind: static method of SceneManager

SceneManager.isSceneChanging() ⇒ boolean ​

是否场景切换中
Check if scene is changing

Kind: static method of SceneManager
Returns: boolean - 是否切换中 / Whether changing

SceneManager.isCurrentSceneBusy() ⇒ boolean ​

当前场景是否繁忙
Check if current scene is busy

Kind: static method of SceneManager
Returns: boolean - 是否繁忙 / Whether busy

SceneManager.isCurrentSceneStarted() ⇒ boolean ​

当前场景是否开始
Check if current scene is started

Kind: static method of SceneManager
Returns: boolean - 是否开始 / Whether started

SceneManager.isNextScene(sceneClass) ⇒ boolean ​

是否下一个场景
Check if next scene

Kind: static method of SceneManager
Returns: boolean - 是否下一个场景 / Whether next scene

ParamTypeDescription
sceneClassfunction场景类 / Scene class

SceneManager.isPreviousScene(sceneClass) ⇒ boolean ​

是否上一个场景
Check if previous scene

Kind: static method of SceneManager
Returns: boolean - 是否上一个场景 / Whether previous scene

ParamTypeDescription
sceneClassfunction场景类 / Scene class

SceneManager.goto(sceneClass) ​

跳转到场景
Go to scene

Kind: static method of SceneManager

ParamTypeDescription
sceneClassfunction场景类 / Scene class

SceneManager.push(sceneClass) ​

往栈末尾添加元素
Push scene to stack

Kind: static method of SceneManager

ParamTypeDescription
sceneClassfunction场景类 / Scene class

SceneManager.pop() ​

取出栈末尾的元素
Pop scene from stack

Kind: static method of SceneManager

SceneManager.exit() ​

退出游戏
Exit game

Kind: static method of SceneManager

SceneManager.clearStack() ​

清空栈
Clear stack

Kind: static method of SceneManager

SceneManager.stop() ​

停止游戏
Stop game

Kind: static method of SceneManager

SceneManager.prepareNextScene() ​

准备下一个场景
Prepare next scene

Kind: static method of SceneManager

SceneManager.snap() ⇒ Bitmap ​

快照
将场景绘制成位图。

Snapshot
Draw the scene as a bitmap.

Kind: static method of SceneManager
Returns: Bitmap - 快照位图 / Snapshot bitmap

SceneManager.snapForBackground() ​

快照作为背景
在切换场景的时候将当前场景绘制成图片作为背景。

Snapshot for background
Draw the current scene as an image for background when switching scenes.

Kind: static method of SceneManager

SceneManager.backgroundBitmap() ⇒ Bitmap ​

获取背景位图
Get background bitmap

Kind: static method of SceneManager
Returns: Bitmap - 背景位图 / Background bitmap

SceneManager.resume() ​

继续游戏
Resume game

Kind: static method of SceneManager

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