[adapters] 增加小游戏适配部分源码

2025-11-24 12:47:36 +00:00 · 2024-10-16 17:12:08 +08:00
parent 887d4a96c9
commit 07bf3b7a96
345 changed files with 38447 additions and 0 deletions
--- a/adapters/platforms/baidu/wrapper/builtin/Audio.js
+++ b/adapters/platforms/baidu/wrapper/builtin/Audio.js
@@ -0,0 +1,228 @@
+/* eslint-disable */
+import HTMLAudioElement from './HTMLAudioElement'
+
+let SN_SEED = 1
+
+const _innerAudioContextMap = {}
+
+class AudioMock {
+    play() {}
+    pause() {}
+    stop() {}
+    seek() {}
+    destroy() {}
+
+    onCanplay() {}
+    offCanplay() {}
+    onEnded() {}
+    offEnded() {}
+    onError() {}
+    offError() {}
+    onPause() {}
+    offPause() {}
+    onPlay() {}
+    offPlay() {}
+    onSeeked() {}
+    offSeeked() {}
+    onSeeking() {}
+    offSeeking() {}
+    onStop() {}
+    offStop() {}
+    onTimeUpdate() {}
+    offTimeUpdate() {}
+    offWaiting() {}
+    onWaitin() {}
+}
+
+export default class Audio extends HTMLAudioElement {
+
+    constructor(url) {
+        super()
+
+        this._$sn = SN_SEED++;
+
+        this.readyState = Audio.HAVE_NOTHING
+
+        const innerAudioContext = swan.createInnerAudioContext
+            ? swan.createInnerAudioContext()
+            : new AudioMock();
+
+        _innerAudioContextMap[this._$sn] = innerAudioContext
+
+        this._canplayEvents = [
+            'load',
+            'loadend',
+            'canplay',
+            'canplaythrough',
+            'loadedmetadata'
+        ]
+
+        innerAudioContext.onCanplay(() => {
+            this._loaded = true
+            this.readyState = Audio.HAVE_CURRENT_DATA
+
+            this._canplayEvents.forEach((type) => {
+                this.dispatchEvent({ type: type })
+            })
+        })
+        innerAudioContext.onPlay(() => {
+            this._paused = _innerAudioContextMap[this._$sn].paused
+            this.dispatchEvent({ type: 'play' })
+        })
+        innerAudioContext.onPause(() => {
+            this._paused = _innerAudioContextMap[this._$sn].paused
+            this.dispatchEvent({ type: 'pause' })
+        })
+        innerAudioContext.onEnded(() => {
+            this._paused = _innerAudioContextMap[this._$sn].paused
+            if (_innerAudioContextMap[this._$sn].loop === false) {
+                this.dispatchEvent({ type: 'ended' })
+            }
+            this.readyState = Audio.HAVE_ENOUGH_DATA
+        })
+        innerAudioContext.onError(() => {
+            this._paused = _innerAudioContextMap[this._$sn].paused
+            this.dispatchEvent({ type: 'error' })
+        })
+
+        if (url) {
+            this.src = url
+        } else {
+            this._src = ''
+        }
+
+        this._loop = innerAudioContext.loop
+        this._autoplay = innerAudioContext.autoplay
+        this._paused = innerAudioContext.paused
+        this._volume = innerAudioContext.volume
+        this._muted = false
+    }
+
+    addEventListener(type, listener, options = {}) {
+        type = String(type).toLowerCase()
+
+        super.addEventListener(type, listener, options)
+
+        if (this._loaded && this._canplayEvents.indexOf(type) !== -1) {
+            this.dispatchEvent({ type: type })
+        }
+    }
+
+    load() {
+        // console.warn('HTMLAudioElement.load() is not implemented.')
+        // weixin doesn't need call load() manually
+    }
+
+    play() {
+        _innerAudioContextMap[this._$sn].play()
+    }
+
+    resume() {
+        _innerAudioContextMap[this._$sn].resume()
+    }
+
+    pause() {
+        _innerAudioContextMap[this._$sn].pause()
+    }
+
+    destroy() {
+        _innerAudioContextMap[this._$sn].destroy()
+    }
+
+    canPlayType(mediaType = '') {
+        if (typeof mediaType !== 'string') {
+            return ''
+        }
+
+        if (mediaType.indexOf('audio/mpeg') > -1 || mediaType.indexOf('audio/mp4')) {
+            return 'probably'
+        }
+        return ''
+    }
+
+    get currentTime() {
+        return _innerAudioContextMap[this._$sn].currentTime
+    }
+
+    set currentTime(value) {
+        _innerAudioContextMap[this._$sn].seek(value)
+    }
+
+    get duration() {
+        return _innerAudioContextMap[this._$sn].duration
+    }
+
+    get src() {
+        return this._src
+    }
+
+    set src(value) {
+        this._src = value
+        this._loaded = false
+        this.readyState = Audio.HAVE_NOTHING
+
+        const innerAudioContext = _innerAudioContextMap[this._$sn]
+
+        innerAudioContext.src = value
+    }
+
+    get loop() {
+        return this._loop
+    }
+
+    set loop(value) {
+        this._loop = value
+        _innerAudioContextMap[this._$sn].loop = value
+    }
+
+    get autoplay() {
+        return this._autoplay
+    }
+
+    set autoplay(value) {
+        this._autoplay = value
+        _innerAudioContextMap[this._$sn].autoplay = value
+    }
+
+    get paused() {
+        return this._paused
+    }
+
+    get volume() {
+        return this._volume
+    }
+
+    set volume(value) {
+        this._volume = value
+        if (!this._muted) {
+            _innerAudioContextMap[this._$sn].volume = value
+        }
+    }
+
+    get muted() {
+        return this._muted
+    }
+
+    set muted(value) {
+        this._muted = value
+        if (value) {
+            _innerAudioContextMap[this._$sn].volume = 0
+        } else {
+            _innerAudioContextMap[this._$sn].volume = this._volume
+        }
+    }
+
+    cloneNode() {
+        const newAudio = new Audio()
+        newAudio.loop = this.loop
+        newAudio.autoplay = this.autoplay
+        newAudio.src = this.src
+        return newAudio
+    }
+}
+
+Audio.HAVE_NOTHING = 0
+Audio.HAVE_METADATA = 1
+Audio.HAVE_CURRENT_DATA = 2
+Audio.HAVE_FUTURE_DATA = 3
+Audio.HAVE_ENOUGH_DATA = 4
--- a/adapters/platforms/baidu/wrapper/builtin/Base64.js
+++ b/adapters/platforms/baidu/wrapper/builtin/Base64.js
@@ -0,0 +1,60 @@
+/* eslint-disable */
+let chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
+
+function InvalidCharacterError(message) {
+    this.message = message;
+}
+InvalidCharacterError.prototype = new Error;
+InvalidCharacterError.prototype.name = 'InvalidCharacterError';
+
+// encoder
+// [https://gist.github.com/999166] by [https://github.com/nignag]
+
+function btoa(input) {
+    let str = String(input);
+    let output = '';
+    for (
+        // initialize result and counter
+        let block, charCode, idx = 0, map = chars;
+        // if the next str index does not exist:
+        //   change the mapping table to "="
+        //   check if d has no fractional digits
+        str.charAt(idx | 0) || (map = '=', idx % 1);
+        // "8 - idx % 1 * 8" generates the sequence 2, 4, 6, 8
+        output += map.charAt(63 & block >> 8 - idx % 1 * 8)
+    ) {
+        charCode = str.charCodeAt(idx += 3 / 4);
+        if (charCode > 0xFF) {
+            throw new InvalidCharacterError("'btoa' failed: The string to be encoded contains characters outside of the Latin1 range.");
+        }
+        block = block << 8 | charCode;
+    }
+    return output;
+}
+
+// decoder
+// [https://gist.github.com/1020396] by [https://github.com/atk]
+function atob(input) {
+    let str = String(input).replace(/=+$/, '');
+    if (str.length % 4 === 1) {
+        throw new InvalidCharacterError("'atob' failed: The string to be decoded is not correctly encoded.");
+    }
+    let output = '';
+    for (
+        // initialize result and counters
+        let bc = 0, bs, buffer, idx = 0;
+        // get next character
+        buffer = str.charAt(idx++);
+        // character found in table? initialize bit storage and add its ascii value;
+        ~buffer && (bs = bc % 4 ? bs * 64 + buffer : buffer,
+            // and if not first of each 4 characters,
+            // convert the first 8 bits to one ascii character
+            bc++ % 4) ? output += String.fromCharCode(255 & bs >> (-2 * bc & 6)) : 0
+    ) {
+        // try to find character in table (0-63, not found => -1)
+        buffer = chars.indexOf(buffer);
+    }
+    return output;
+}
+
+export { btoa, atob }
--- a/adapters/platforms/baidu/wrapper/builtin/Body.js
+++ b/adapters/platforms/baidu/wrapper/builtin/Body.js
@@ -0,0 +1,10 @@
+/* eslint-disable */
+import HTMLElement from './HTMLElement'
+
+export default class Body extends HTMLElement {
+    constructor() {
+        // 为了性能, 此处不按照标准的DOM层级关系设计
+        // 将 body 设置为 0级, parent元素为null
+        super('body', 0)
+    }
+}
--- a/adapters/platforms/baidu/wrapper/builtin/Canvas.js
+++ b/adapters/platforms/baidu/wrapper/builtin/Canvas.js
@@ -0,0 +1,48 @@
+/* eslint-disable */
+import * as Mixin from './util/mixin'
+// import HTMLCanvasElement from './HTMLCanvasElement'
+
+// TODO
+let hasModifiedCanvasPrototype = false
+let hasInit2DContextConstructor = false
+let hasInitWebGLContextConstructor = false
+
+export default function Canvas() {
+    const canvas = swan.createCanvas()
+
+    const _getContext = canvas.getContext;
+
+    // canvas.__proto__.__proto__.__proto__ = new HTMLCanvasElement()
+
+    if (!('tagName' in canvas)) {
+        canvas.tagName = 'CANVAS'
+    }
+
+    canvas.type = 'canvas'
+
+    Mixin.parentNode(canvas);
+    Mixin.style(canvas);
+    Mixin.classList(canvas);
+    Mixin.clientRegion(canvas);
+    Mixin.offsetRegion(canvas);
+
+    canvas.focus = function() {};
+    canvas.blur = function() {};
+
+    canvas.addEventListener = function(type, listener, options = {}) {
+        // console.log('canvas.addEventListener', type);
+        document.addEventListener(type, listener, options);
+    }
+
+    canvas.removeEventListener = function(type, listener) {
+        // console.log('canvas.removeEventListener', type);
+        document.removeEventListener(type, listener);
+    }
+
+    canvas.dispatchEvent = function(event = {}) {
+        console.log('canvas.dispatchEvent', event.type, event);
+        // nothing to do
+    }
+
+    return canvas
+}
--- a/adapters/platforms/baidu/wrapper/builtin/DocumentElement.js
+++ b/adapters/platforms/baidu/wrapper/builtin/DocumentElement.js
@@ -0,0 +1,8 @@
+/* eslint-disable */
+import HTMLElement from './HTMLElement'
+
+export default class DocumentElement extends HTMLElement {
+    constructor() {
+        super('html', 0)
+    }
+}
--- a/adapters/platforms/baidu/wrapper/builtin/Element.js
+++ b/adapters/platforms/baidu/wrapper/builtin/Element.js
@@ -0,0 +1,28 @@
+/* eslint-disable */
+import Node from './Node'
+
+export default class Element extends Node {
+
+    constructor() {
+        super()
+
+        this.className = ''
+        this.children = []
+    }
+
+    setAttribute(name, value) {
+        this[name] = value
+    }
+
+    getAttribute(name) {
+        return this[name]
+    }
+
+    setAttributeNS(name, value) {
+        this[name] = value
+    }
+
+    getAttributeNS(name) {
+        return this[name]
+    }
+}
--- a/adapters/platforms/baidu/wrapper/builtin/Event.js
+++ b/adapters/platforms/baidu/wrapper/builtin/Event.js
@@ -0,0 +1,17 @@
+/* eslint-disable */
+import { noop } from './util/index.js'
+
+export default class Event {
+    constructor(type) {
+
+        this.cancelBubble = false
+        this.cancelable = false
+        this.target = null
+        this.currentTarget = null
+        this.preventDefault = noop
+        this.stopPropagation = noop
+
+        this.type = type
+        this.timeStamp = Date.now()
+    }
+}
--- a/adapters/platforms/baidu/wrapper/builtin/EventIniter/MouseEvent.js
+++ b/adapters/platforms/baidu/wrapper/builtin/EventIniter/MouseEvent.js
@@ -0,0 +1,8 @@
+/* eslint-disable */
+import Event from '../Event'
+
+export default class MouseEvent extends Event {
+    constructor(type) {
+        super(type)
+    }
+}
--- a/adapters/platforms/baidu/wrapper/builtin/EventIniter/PointerEvent.js
+++ b/adapters/platforms/baidu/wrapper/builtin/EventIniter/PointerEvent.js
@@ -0,0 +1,183 @@
+/* eslint-disable */
+import { noop } from '../util/index.js'
+import Event from '../Event'
+
+export default class PointerEvent extends Event {
+
+    constructor(type) {
+        super(type)
+
+        this.target = window.canvas
+        this.currentTarget = window.canvas
+    }
+}
+
+
+const CLONE_PROPS = [
+
+    // MouseEvent
+    'bubbles',
+    'cancelable',
+    'view',
+    'detail',
+    'screenX',
+    'screenY',
+    'clientX',
+    'clientY',
+    'ctrlKey',
+    'altKey',
+    'shiftKey',
+    'metaKey',
+    'button',
+    'relatedTarget',
+
+    // PointerEvent
+    'pointerId',
+    'width',
+    'height',
+    'pressure',
+    'tiltX',
+    'tiltY',
+    'pointerType',
+    'hwTimestamp',
+    'isPrimary',
+
+    // event instance
+    'pageX',
+    'pageY',
+    'timeStamp'
+];
+
+const CLONE_DEFAULTS = [
+
+    // MouseEvent
+    false,
+    false,
+    null,
+    null,
+    0,
+    0,
+    0,
+    0,
+    false,
+    false,
+    false,
+    false,
+    0,
+    null,
+
+    // DOM Level 3
+    0,
+
+    // PointerEvent
+    0,
+    0,
+    0,
+    0,
+    0,
+    0,
+    '',
+    0,
+    false,
+
+    // event instance
+    0,
+    0,
+    0
+];
+
+const POINTER_TYPE = 'touch';
+
+function touchToPointer(type, touch, rawEvent) {
+    const e = new PointerEvent(type);
+
+    for (let i = 0; i < CLONE_PROPS.length; i++) {
+        const p = CLONE_PROPS[i];
+        e[p] = touch[p] || CLONE_DEFAULTS[i];
+    }
+
+    e.type = type;
+    e.target = window.canvas;
+    e.currentTarget = window.canvas;
+    e.buttons = typeToButtons(type);
+    e.which = e.buttons;
+
+    e.pointerId = (touch.identifier || 0) + 2;
+    e.bubbles = true;
+    e.cancelable = true;
+    // e.detail = this.clickCount;
+    e.button = 0;
+
+    e.width = (touch.radiusX || 0.5) * 2;
+    e.height = (touch.radiusY || 0.5) * 2;
+    e.pressure = touch.force || 0.5;
+    e.isPrimary = isPrimaryPointer(touch);
+    e.pointerType = POINTER_TYPE;
+
+    // forward modifier keys
+    e.altKey = rawEvent.altKey;
+    e.ctrlKey = rawEvent.ctrlKey;
+    e.metaKey = rawEvent.metaKey;
+    e.shiftKey = rawEvent.shiftKey;
+
+    if (rawEvent.preventDefault) {
+        e.preventDefault = function() {
+            rawEvent.preventDefault();
+        };
+    }
+
+    return e;
+}
+
+function typeToButtons(type) {
+    let ret = 0;
+    if (type === 'touchstart' || type === 'touchmove' || type === 'pointerdown' || type === 'pointermove') {
+        ret = 1;
+    }
+    return ret;
+}
+
+let firstPointer = null;
+
+function isPrimaryPointer(touch) {
+    return firstPointer === touch.identifier;
+}
+
+function setPrimaryPointer(touch) {
+    if (firstPointer === null) {
+        firstPointer = touch.identifier;
+    }
+}
+
+function removePrimaryPointer(touch) {
+    if (firstPointer === touch.identifier) {
+        firstPointer = null;
+    }
+}
+
+function eventHandlerFactory(type) {
+    return (rawEvent) => {
+
+        const changedTouches = rawEvent.changedTouches;
+
+        for (let i = 0; i < changedTouches.length; i++) {
+            const touch = changedTouches[i];
+
+            if (i === 0 && type === 'pointerdown') {
+                setPrimaryPointer(touch);
+            } else if (type === 'pointerup' || type === 'pointercancel') {
+                removePrimaryPointer(touch);
+            }
+
+            const event = touchToPointer(type, touch, rawEvent);
+            document.dispatchEvent(event);
+        }
+    }
+}
+
+if (swan.onTouchStart) {
+    swan.onTouchStart(eventHandlerFactory('pointerdown'))
+    swan.onTouchMove(eventHandlerFactory('pointermove'))
+    swan.onTouchEnd(eventHandlerFactory('pointerup'))
+    swan.onTouchCancel(eventHandlerFactory('pointercancel'))
+}
--- a/adapters/platforms/baidu/wrapper/builtin/EventIniter/TouchEvent.js
+++ b/adapters/platforms/baidu/wrapper/builtin/EventIniter/TouchEvent.js
@@ -0,0 +1,36 @@
+/* eslint-disable */
+import { noop } from '../util/index.js'
+import Event from '../Event'
+
+export default class TouchEvent extends Event {
+
+    constructor(type) {
+        super(type)
+
+        this.touches = []
+        this.targetTouches = []
+        this.changedTouches = []
+
+        this.target = window.canvas
+        this.currentTarget = window.canvas
+    }
+}
+
+function eventHandlerFactory(type) {
+    return (rawEvent) => {
+        const event = new TouchEvent(type)
+
+        event.changedTouches = rawEvent.changedTouches
+        event.touches = rawEvent.touches
+        event.targetTouches = Array.prototype.slice.call(rawEvent.touches)
+        event.timeStamp = rawEvent.timeStamp
+
+        document.dispatchEvent(event)
+    }
+}
+if (swan.onTouchStart) {
+    swan.onTouchStart(eventHandlerFactory('touchstart'))
+    swan.onTouchMove(eventHandlerFactory('touchmove'))
+    swan.onTouchEnd(eventHandlerFactory('touchend'))
+    swan.onTouchCancel(eventHandlerFactory('touchcancel'))
+}
--- a/adapters/platforms/baidu/wrapper/builtin/EventIniter/index.js
+++ b/adapters/platforms/baidu/wrapper/builtin/EventIniter/index.js
@@ -0,0 +1,4 @@
+/* eslint-disable */
+export { default as TouchEvent } from './TouchEvent'
+export { default as PointerEvent } from './PointerEvent'
+export { default as MouseEvent } from './MouseEvent'
--- a/adapters/platforms/baidu/wrapper/builtin/EventTarget.js
+++ b/adapters/platforms/baidu/wrapper/builtin/EventTarget.js
@@ -0,0 +1,58 @@
+/* eslint-disable */
+const _events = new WeakMap()
+
+export default class EventTarget {
+    constructor() {
+        _events.set(this, {})
+    }
+
+    addEventListener(type, listener, options = {}) {
+        let events = _events.get(this)
+
+        if (!events) {
+            events = {}
+            _events.set(this, events)
+        }
+        if (!events[type]) {
+            events[type] = []
+        }
+        events[type].push(listener)
+
+        if (options.capture) {
+            // console.warn('EventTarget.addEventListener: options.capture is not implemented.')
+        }
+        if (options.once) {
+            // console.warn('EventTarget.addEventListener: options.once is not implemented.')
+        }
+        if (options.passive) {
+            // console.warn('EventTarget.addEventListener: options.passive is not implemented.')
+        }
+    }
+
+    removeEventListener(type, listener, options = {}) {
+        const events = _events.get(this)
+
+        if (events) {
+            const listeners = events[type]
+
+            if (listeners && listeners.length > 0) {
+                for (let i = listeners.length; i--; i > 0) {
+                    if (listeners[i] === listener) {
+                        listeners.splice(i, 1)
+                        break
+                    }
+                }
+            }
+        }
+    }
+
+    dispatchEvent(event = {}) {
+        const listeners = _events.get(this)[event.type]
+
+        if (listeners) {
+            for (let i = 0; i < listeners.length; i++) {
+                listeners[i](event)
+            }
+        }
+    }
+}
--- a/adapters/platforms/baidu/wrapper/builtin/FileReader.js
+++ b/adapters/platforms/baidu/wrapper/builtin/FileReader.js
@@ -0,0 +1,7 @@
+/* eslint-disable */
+/*
+ * TODO 使用 swan.readFile 来封装 FileReader
+ */
+export default class FileReader {
+    construct() {}
+}
--- a/adapters/platforms/baidu/wrapper/builtin/HTMLAudioElement.js
+++ b/adapters/platforms/baidu/wrapper/builtin/HTMLAudioElement.js
@@ -0,0 +1,8 @@
+/* eslint-disable */
+import HTMLMediaElement from './HTMLMediaElement'
+
+export default class HTMLAudioElement extends HTMLMediaElement {
+    constructor() {
+        super('audio')
+    }
+}
--- a/adapters/platforms/baidu/wrapper/builtin/HTMLCanvasElement.js
+++ b/adapters/platforms/baidu/wrapper/builtin/HTMLCanvasElement.js
@@ -0,0 +1,21 @@
+/* eslint-disable */
+// import HTMLElement from './HTMLElement';
+
+// export default class HTMLCanvasElement extends HTMLElement
+// {
+//     constructor(){
+//         super('canvas')
+//     }
+// };
+
+import Canvas from './Canvas'
+import HTMLElement from './HTMLElement'
+
+GameGlobal.screencanvas = GameGlobal.screencanvas || new Canvas();
+const canvas = GameGlobal.screencanvas;
+
+const canvasConstructor = canvas.constructor;
+
+// canvasConstructor.__proto__.__proto__ = new HTMLElement();
+
+export default canvasConstructor;
--- a/adapters/platforms/baidu/wrapper/builtin/HTMLElement.js
+++ b/adapters/platforms/baidu/wrapper/builtin/HTMLElement.js
@@ -0,0 +1,33 @@
+/* eslint-disable */
+import { noop } from './util/index.js'
+import * as Mixin from './util/mixin'
+import Element from './Element'
+
+export default class HTMLElement extends Element {
+
+    constructor(tagName = '', level) {
+        super()
+
+        this.className = ''
+        this.childern = []
+
+        this.focus = noop
+        this.blur = noop
+
+        this.insertBefore = noop
+        this.appendChild = noop
+        this.removeChild = noop
+        this.remove = noop
+
+        this.innerHTML = ''
+
+        this.tagName = tagName.toUpperCase()
+
+        Mixin.parentNode(this, level);
+        Mixin.style(this);
+        Mixin.classList(this);
+        Mixin.clientRegion(this);
+        Mixin.offsetRegion(this);
+        Mixin.scrollRegion(this);
+    }
+}
--- a/adapters/platforms/baidu/wrapper/builtin/HTMLImageElement.js
+++ b/adapters/platforms/baidu/wrapper/builtin/HTMLImageElement.js
@@ -0,0 +1,17 @@
+/* eslint-disable */
+// import HTMLElement from './HTMLElement';
+
+// export default class HTMLImageElement extends HTMLElement
+// {
+//     constructor(){
+//         super('img')
+//     }
+// };
+
+import HTMLElement from './HTMLElement'
+
+const imageConstructor = swan.createImage().constructor;
+
+// imageConstructor.__proto__.__proto__ = new HTMLElement();
+
+export default imageConstructor;
--- a/adapters/platforms/baidu/wrapper/builtin/HTMLMediaElement.js
+++ b/adapters/platforms/baidu/wrapper/builtin/HTMLMediaElement.js
@@ -0,0 +1,20 @@
+/* eslint-disable */
+import HTMLElement from './HTMLElement'
+
+export default class HTMLMediaElement extends HTMLElement {
+    constructor(tagName) {
+        super(tagName)
+    }
+
+    addTextTrack() {}
+
+    captureStream() {}
+
+    fastSeek() {}
+
+    load() {}
+
+    pause() {}
+
+    play() {}
+}
--- a/adapters/platforms/baidu/wrapper/builtin/HTMLVideoElement.js
+++ b/adapters/platforms/baidu/wrapper/builtin/HTMLVideoElement.js
@@ -0,0 +1,9 @@
+/* eslint-disable */
+import HTMLMediaElement from './HTMLMediaElement';
+
+export default class HTMLVideoElement extends HTMLMediaElement
+{
+    constructor(){
+        super('video')
+    }
+};
--- a/adapters/platforms/baidu/wrapper/builtin/Image.js
+++ b/adapters/platforms/baidu/wrapper/builtin/Image.js
@@ -0,0 +1,18 @@
+/* eslint-disable */
+import * as Mixin from './util/mixin'
+import HTMLImageElement from './HTMLImageElement'
+
+export default function() {
+    const image = swan.createImage();
+
+    // image.__proto__.__proto__.__proto__ = new HTMLImageElement();
+
+    if (!('tagName' in image)) {
+        image.tagName = 'IMG'
+    }
+
+    Mixin.parentNode(image);
+    Mixin.classList(image);
+
+    return image;
+};
--- a/adapters/platforms/baidu/wrapper/builtin/ImageBitmap.js
+++ b/adapters/platforms/baidu/wrapper/builtin/ImageBitmap.js
@@ -0,0 +1,6 @@
+/* eslint-disable */
+export default class ImageBitmap {
+    constructor() {
+        // TODO
+    }
+}
--- a/adapters/platforms/baidu/wrapper/builtin/Node.js
+++ b/adapters/platforms/baidu/wrapper/builtin/Node.js
@@ -0,0 +1,34 @@
+/* eslint-disable */
+import EventTarget from './EventTarget.js'
+
+export default class Node extends EventTarget {
+    constructor() {
+        super()
+        this.childNodes = []
+    }
+
+    appendChild(node) {
+        this.childNodes.push(node)
+        // if (node instanceof Node) {
+        //   this.childNodes.push(node)
+        // } else {
+        //   throw new TypeError('Failed to executed \'appendChild\' on \'Node\': parameter 1 is not of type \'Node\'.')
+        // }
+    }
+
+    cloneNode() {
+        const copyNode = Object.create(this)
+
+        Object.assign(copyNode, this)
+        return copyNode
+    }
+
+    removeChild(node) {
+        const index = this.childNodes.findIndex((child) => child === node)
+
+        if (index > -1) {
+            return this.childNodes.splice(index, 1)
+        }
+        return null
+    }
+}
--- a/adapters/platforms/baidu/wrapper/builtin/WebGLRenderingContext.js
+++ b/adapters/platforms/baidu/wrapper/builtin/WebGLRenderingContext.js
@@ -0,0 +1,6 @@
+/* eslint-disable */
+export default class WebGLRenderingContext {
+    constructor() {
+        // TODO
+    }
+}
--- a/adapters/platforms/baidu/wrapper/builtin/WebSocket.js
+++ b/adapters/platforms/baidu/wrapper/builtin/WebSocket.js
@@ -0,0 +1,87 @@
+/* eslint-disable */
+const _socketTask = new WeakMap()
+
+export default class WebSocket {
+  constructor(url, protocols = []) {
+    this.binaryType = '' // TODO 更新 binaryType
+    this.bufferedAmount = 0 // TODO 更新 bufferedAmount
+    this.extensions = ''
+
+    this.onclose = null
+    this.onerror = null
+    this.onmessage = null
+    this.onopen = null
+
+    this.protocol = '' // TODO 小程序内目前获取不到，实际上需要根据服务器选择的 sub-protocol 返回
+    this.readyState = 3
+
+    if (typeof url !== 'string' || !(/(^ws:\/\/)|(^wss:\/\/)/).test(url)) {
+      throw new TypeError(`Failed to construct 'WebSocket': The URL '${url}' is invalid`)
+    }
+
+    this.url = url
+    this.readyState = WebSocket.CONNECTING
+
+    const socketTask = swan.connectSocket({
+      url,
+      protocols: Array.isArray(protocols) ? protocols : [protocols]
+    })
+
+    _socketTask.set(this, socketTask)
+
+    socketTask.onClose((res) => {
+      this.readyState = WebSocket.CLOSED
+      if (typeof this.onclose === 'function') {
+        this.onclose(res)
+      }
+    })
+
+    socketTask.onMessage((res) => {
+      if (typeof this.onmessage === 'function') {
+        this.onmessage(res)
+      }
+    })
+
+    socketTask.onOpen(() => {
+      this.readyState = WebSocket.OPEN
+      if (typeof this.onopen === 'function') {
+        this.onopen()
+      }
+    })
+
+    socketTask.onError((res) => {
+      if (typeof this.onerror === 'function') {
+        this.onerror(new Error(res.errMsg))
+      }
+    })
+
+    return this
+  }
+
+  close(code, reason) {
+    this.readyState = WebSocket.CLOSING
+    const socketTask = _socketTask.get(this)
+
+    socketTask.close({
+      code,
+      reason
+    })
+  }
+
+  send(data) {
+    if (typeof data !== 'string' && !(data instanceof ArrayBuffer)) {
+      throw new TypeError(`Failed to send message: The data ${data} is invalid`)
+    }
+
+    const socketTask = _socketTask.get(this)
+
+    socketTask.send({
+      data
+    })
+  }
+}
+
+WebSocket.CONNECTING = 0 // The connection is not yet open.
+WebSocket.OPEN = 1 // The connection is open and ready to communicate.
+WebSocket.CLOSING = 2 // The connection is in the process of closing.
+WebSocket.CLOSED = 3 // The connection is closed or couldn't be opened.
--- a/adapters/platforms/baidu/wrapper/builtin/WindowProperties.js
+++ b/adapters/platforms/baidu/wrapper/builtin/WindowProperties.js
@@ -0,0 +1,23 @@
+/* eslint-disable */
+const { screenWidth, screenHeight, devicePixelRatio } = swan.getSystemInfoSync
+    ? swan.getSystemInfoSync()
+    : { screenWidth: 0, screenHeight: 0, devicePixelRatio: 1}   // Mock data
+
+export const innerWidth = screenWidth
+export const innerHeight = screenHeight
+export { devicePixelRatio }
+export const screen = {
+    width: screenWidth,
+    height: screenHeight,
+    availWidth: innerWidth,
+    availHeight: innerHeight,
+    availLeft: 0,
+    availTop: 0,
+}
+export const scrollX = 0
+export const scrollY = 0
+export const ontouchstart = null
+export const ontouchmove = null
+export const ontouchend = null
+
+export { default as performance } from './performance'
--- a/adapters/platforms/baidu/wrapper/builtin/Worker.js
+++ b/adapters/platforms/baidu/wrapper/builtin/Worker.js
@@ -0,0 +1,44 @@
+/* eslint-disable */
+export default class Worker {
+
+    constructor(file) {
+        this.onmessage = null
+
+        // 目前 微信小游戏中 Worker 最大并发数量限制为 1 个，
+        // 所以创建新Worker前, 需要结束现有的 Worker.terminate
+        if (Worker.previousWorker) {
+            Worker.previousWorker.terminate()
+        }
+        Worker.previousWorker = this
+
+        this._file = file
+
+        this._worker = swan.createWorker(file)
+
+        this._worker.onMessage((res) => {
+            if (this.onmessage) {
+                this.onmessage({
+                    target: this,
+                    data: res,
+                })
+            }
+        })
+    }
+
+    postMessage(message, transferList) {
+        this._worker.postMessage(message, transferList)
+    }
+
+    terminate() {
+        this._worker.terminate()
+        Worker.previousWorker = null
+    }
+}
+
+Worker.previousWorker = null
+
+// export default function(file) {
+//     const worker = swan.createWorker(file)
+
+//     return worker
+// }
--- a/adapters/platforms/baidu/wrapper/builtin/XMLHttpRequest.js
+++ b/adapters/platforms/baidu/wrapper/builtin/XMLHttpRequest.js
@@ -0,0 +1,229 @@
+/* eslint-disable */
+import EventTarget from './EventTarget.js'
+
+const _url = new WeakMap()
+const _method = new WeakMap()
+const _requestHeader = new WeakMap()
+const _responseHeader = new WeakMap()
+const _requestTask = new WeakMap()
+
+let fs;
+
+function _triggerEvent(type, event = {}) {
+    event.target = event.target || this
+
+    if (typeof this[`on${type}`] === 'function') {
+        this[`on${type}`].call(this, event)
+    }
+}
+
+function _changeReadyState(readyState, event = {}) {
+    this.readyState = readyState
+
+    event.readyState = readyState;
+
+    _triggerEvent.call(this, 'readystatechange', event)
+}
+
+function _isRelativePath(url) {
+    return !(/^(http|https|ftp|wxfile):\/\/.*/i.test(url));
+}
+
+export default class XMLHttpRequest extends EventTarget {
+
+    constructor() {
+        super();
+
+        /*
+         * TODO 这一批事件应该是在 XMLHttpRequestEventTarget.prototype 上面的
+         */
+        this.onabort = null
+        this.onerror = null
+        this.onload = null
+        this.onloadstart = null
+        this.onprogress = null
+        this.ontimeout = null
+        this.onloadend = null
+
+        this.onreadystatechange = null
+        this.readyState = 0
+        this.response = null
+        this.responseText = null
+        this.responseType = ''
+        this.responseXML = null
+        this.status = 0
+        this.statusText = ''
+        this.upload = {}
+        this.withCredentials = false
+
+        _requestHeader.set(this, {
+            'content-type': 'application/x-www-form-urlencoded'
+        })
+        _responseHeader.set(this, {})
+    }
+
+    abort() {
+        const myRequestTask = _requestTask.get(this)
+
+        if (myRequestTask) {
+            myRequestTask.abort()
+        }
+    }
+
+    getAllResponseHeaders() {
+        const responseHeader = _responseHeader.get(this)
+
+        return Object.keys(responseHeader).map((header) => {
+            return `${header}: ${responseHeader[header]}`
+        }).join('\n')
+    }
+
+    getResponseHeader(header) {
+        return _responseHeader.get(this)[header]
+    }
+
+    open(method, url /* async, user, password 这几个参数在小程序内不支持*/ ) {
+        _method.set(this, method)
+        _url.set(this, url)
+        _changeReadyState.call(this, XMLHttpRequest.OPENED)
+    }
+
+    overrideMimeType() {}
+
+    send(data = '') {
+        if (this.readyState !== XMLHttpRequest.OPENED) {
+            throw new Error("Failed to execute 'send' on 'XMLHttpRequest': The object's state must be OPENED.")
+        } else {
+            const url = _url.get(this)
+            const header = _requestHeader.get(this)
+            const responseType = this.responseType
+
+            const relative = _isRelativePath(url)
+            let encoding;
+
+            if (responseType === 'arraybuffer') {
+                // encoding = 'binary'
+            } else {
+                encoding = 'utf8'
+            }
+
+            delete this.response;
+            this.response = null;
+
+            const onSuccess = ({ data, statusCode, header }) => {
+                statusCode = statusCode === undefined ? 200 : statusCode;
+                if (typeof data !== 'string' && !(data instanceof ArrayBuffer)) {
+                    try {
+                        data = JSON.stringify(data)
+                    } catch (e) {
+                        data = data
+                    }
+                }
+
+                this.status = statusCode
+                if (header) {
+                    _responseHeader.set(this, header)
+                }
+                _triggerEvent.call(this, 'loadstart')
+                _changeReadyState.call(this, XMLHttpRequest.HEADERS_RECEIVED)
+                _changeReadyState.call(this, XMLHttpRequest.LOADING)
+
+                this.response = data
+
+                if (data instanceof ArrayBuffer) {
+                    Object.defineProperty(this, 'responseText', {
+                        enumerable: true,
+                        configurable: true,
+                        get: function() {
+                            throw "InvalidStateError : responseType is " + this.responseType;
+                        }
+                    });
+                } else {
+                    Object.defineProperty(this, 'responseText', {
+                        enumerable: true,
+                        configurable: true,
+                        value: data
+                    });
+                }
+                _changeReadyState.call(this, XMLHttpRequest.DONE)
+                _triggerEvent.call(this, 'load')
+                _triggerEvent.call(this, 'loadend')
+            }
+
+            const onFail = ({ errMsg }) => {
+                // TODO 规范错误
+
+                if (errMsg.indexOf('abort') !== -1) {
+                    _triggerEvent.call(this, 'abort')
+                } else {
+                    _triggerEvent.call(this, 'error', {
+                        message: errMsg
+                    })
+                }
+                _triggerEvent.call(this, 'loadend')
+
+                if (relative) {
+                    // 用户即使没监听error事件, 也给出相应的警告
+                    console.warn(errMsg)
+                }
+            }
+
+            if (relative) {
+                var options = {
+                    'filePath': url,
+                    'success': onSuccess,
+                    'fail': onFail
+                }
+                if (encoding) {
+                    options['encoding'] = encoding;
+                }
+                if (!fs) {
+                    fs = swan.getFileSystemManager();
+                }
+                fs.readFile(options)
+                return
+            }
+
+            swan.request({
+                data,
+                url: url,
+                method: _method.get(this),
+                header: header,
+                responseType: responseType,
+                success: onSuccess,
+                fail: onFail
+            })
+        }
+    }
+
+    setRequestHeader(header, value) {
+        const myHeader = _requestHeader.get(this)
+
+        myHeader[header] = value
+        _requestHeader.set(this, myHeader)
+    }
+
+    addEventListener(type, listener) {
+        if (typeof listener !== 'function') {
+            return;
+        }
+
+        this['on' + type] = (event = {}) => {
+            event.target = event.target || this
+            listener.call(this, event)
+        }
+    }
+
+    removeEventListener(type, listener) {
+        if (this['on' + type] === listener) {
+            this['on' + type] = null;
+        }
+    }
+}
+
+// TODO 没法模拟 HEADERS_RECEIVED 和 LOADING 两个状态
+XMLHttpRequest.UNSEND = 0
+XMLHttpRequest.OPENED = 1
+XMLHttpRequest.HEADERS_RECEIVED = 2
+XMLHttpRequest.LOADING = 3
+XMLHttpRequest.DONE = 4
--- a/adapters/platforms/baidu/wrapper/builtin/document.js
+++ b/adapters/platforms/baidu/wrapper/builtin/document.js
@@ -0,0 +1,185 @@
+/* eslint-disable */
+import * as window from './window'
+import Event from './Event'
+import HTMLElement from './HTMLElement'
+import HTMLVideoElement from './HTMLVideoElement'
+import Image from './Image'
+import Audio from './Audio'
+import Canvas from './Canvas'
+import DocumentElement from './DocumentElement'
+import Body from './Body'
+import './EventIniter/index.js'
+import location from './location';
+
+const events = {}
+
+const document = {
+    readyState: 'complete',
+    visibilityState: 'visible', // 'visible' , 'hidden'
+    hidden: false,
+    fullscreen: true,
+
+    URL: location.href,
+
+    location: window.location,
+
+    scripts: [],
+    style: {},
+
+    ontouchstart: null,
+    ontouchmove: null,
+    ontouchend: null,
+    onvisibilitychange: null,
+
+    parentNode: null,
+    parentElement: null,
+
+    createElement(tagName) {
+        tagName = tagName.toLowerCase();
+        if (tagName === 'canvas') {
+            return new Canvas()
+        } else if (tagName === 'audio') {
+            return new Audio()
+        } else if (tagName === 'img') {
+            return new Image()
+        } else if (tagName === 'video') {
+            return new HTMLVideoElement()
+        }
+
+        return new HTMLElement(tagName)
+    },
+
+    createElementNS(nameSpace, tagName) {
+        return this.createElement(tagName);
+    },
+
+    createTextNode(text) {
+        // TODO: Do we need the TextNode Class ???
+        return text;
+    },
+
+    getElementById(id) {
+        if (id === window.canvas.id) {
+            return window.canvas
+        }
+        return null
+    },
+
+    getElementsByTagName(tagName) {
+        tagName = tagName.toLowerCase();
+        if (tagName === 'head') {
+            return [document.head]
+        } else if (tagName === 'body') {
+            return [document.body]
+        } else if (tagName === 'canvas') {
+            return [window.canvas]
+        }
+        return []
+    },
+
+    getElementsByTagNameNS(nameSpace, tagName) {
+        return this.getElementsByTagName(tagName);
+    },
+
+    getElementsByName(tagName) {
+        if (tagName === 'head') {
+            return [document.head]
+        } else if (tagName === 'body') {
+            return [document.body]
+        } else if (tagName === 'canvas') {
+            return [window.canvas]
+        }
+        return []
+    },
+
+    querySelector(query) {
+        if (query === 'head') {
+            return document.head
+        } else if (query === 'body') {
+            return document.body
+        } else if (query === 'canvas') {
+            return window.canvas
+        } else if (query === `#${window.canvas.id}`) {
+            return window.canvas
+        }
+        return null
+    },
+
+    querySelectorAll(query) {
+        if (query === 'head') {
+            return [document.head]
+        } else if (query === 'body') {
+            return [document.body]
+        } else if (query === 'canvas') {
+            return [window.canvas]
+        }
+        return []
+    },
+
+    addEventListener(type, listener) {
+        if (!events[type]) {
+            events[type] = []
+        }
+        events[type].push(listener)
+    },
+
+    removeEventListener(type, listener) {
+        const listeners = events[type]
+
+        if (listeners && listeners.length > 0) {
+            for (let i = listeners.length; i--; i > 0) {
+                if (listeners[i] === listener) {
+                    listeners.splice(i, 1)
+                    break
+                }
+            }
+        }
+    },
+
+    dispatchEvent(event) {
+        const type = event.type;
+        const listeners = events[type]
+
+        if (listeners) {
+            for (let i = 0; i < listeners.length; i++) {
+                listeners[i](event)
+            }
+        }
+
+        if (event.target && typeof event.target['on' + type] === 'function') {
+            event.target['on' + type](event)
+        }
+    }
+}
+
+document.documentElement = new DocumentElement()
+document.head = new HTMLElement('head')
+document.body = new Body()
+
+function onVisibilityChange(visible) {
+
+    return function() {
+
+        document.visibilityState = visible ? 'visible' : 'hidden';
+
+        const hidden = !visible;
+        if (document.hidden === hidden) {
+            return;
+        }
+        document.hidden = hidden;
+
+        const event = new Event('visibilitychange');
+
+        event.target = document;
+        event.timeStamp = Date.now();
+
+        document.dispatchEvent(event);
+    }
+}
+
+if (swan.onHide) {
+    swan.onHide(onVisibilityChange(false));
+    swan.onShow(onVisibilityChange(true));
+}
+
+export default document
--- a/adapters/platforms/baidu/wrapper/builtin/index.js
+++ b/adapters/platforms/baidu/wrapper/builtin/index.js
@@ -0,0 +1,69 @@
+/* eslint-disable */
+import * as _$window from './window'
+import document from './document'
+import isDevtool from './util/isDevtool';
+import HTMLElement from './HTMLElement'
+
+// Avoid being static analyzed in webpack
+const _window = _$window
+
+const global = GameGlobal
+
+GameGlobal.global = GameGlobal.global || global
+
+function inject() {
+    _window.document = document;
+
+    _window.addEventListener = (type, listener) => {
+        _window.document.addEventListener(type, listener)
+    }
+    _window.removeEventListener = (type, listener) => {
+        _window.document.removeEventListener(type, listener)
+    }
+    _window.dispatchEvent = _window.document.dispatchEvent;
+
+    if (isDevtool()) {
+        for (const key in _window) {
+            const descriptor = Object.getOwnPropertyDescriptor(global, key)
+
+            if (!descriptor || descriptor.configurable === true) {
+                Object.defineProperty(window, key, {
+                    value: _window[key]
+                })
+            }
+        }
+
+        for (const key in _window.document) {
+            const descriptor = Object.getOwnPropertyDescriptor(global.document, key)
+
+            if (!descriptor || descriptor.configurable === true) {
+                Object.defineProperty(global.document, key, {
+                    value: _window.document[key]
+                })
+            }
+        }
+        window.parent = window
+    } else {
+        for (const key in _window) {
+            global[key] = _window[key]
+        }
+        global.window = global
+        global.top = global.parent = global
+    }
+}
+
+if (swan.getSharedCanvas) {
+    const sharedCanvas = swan.getSharedCanvas();
+    //     sharedCanvas.__proto__.__proto__ = new HTMLCanvasElement;
+    if (!_window.sharedCanvas) {
+        // 兼容微信
+        _window.sharedCanvas = sharedCanvas;
+    }
+    sharedCanvas.addEventListener = _window.addEventListener;
+    sharedCanvas.removeEventListener = _window.removeEventListener;
+}
+
+if (!GameGlobal.__isAdapterInjected) {
+    GameGlobal.__isAdapterInjected = true
+    inject()
+}
--- a/adapters/platforms/baidu/wrapper/builtin/localStorage.js
+++ b/adapters/platforms/baidu/wrapper/builtin/localStorage.js
@@ -0,0 +1,32 @@
+/* eslint-disable */
+const localStorage = {
+    get length() {
+        const { keys } = swan.getStorageInfoSync()
+        return keys.length
+    },
+
+    key(n) {
+        const { keys } = swan.getStorageInfoSync()
+
+        return keys[n]
+    },
+
+    getItem(key) {
+        const value = swan.getStorageSync(key);
+        return value === "" ? null : value;
+    },
+
+    setItem(key, value) {
+        return swan.setStorageSync(key, value)
+    },
+
+    removeItem(key) {
+        swan.removeStorageSync(key)
+    },
+
+    clear() {
+        swan.clearStorageSync()
+    }
+}
+
+export default localStorage
--- a/adapters/platforms/baidu/wrapper/builtin/location.js
+++ b/adapters/platforms/baidu/wrapper/builtin/location.js
@@ -0,0 +1,15 @@
+/* eslint-disable */
+const location = {
+  href: 'game.js',
+  search: '',
+  hash: '',
+
+  reload() {
+  },
+
+  replace(href) {
+    this.href = href
+  },
+}
+
+export default location
--- a/adapters/platforms/baidu/wrapper/builtin/navigator.js
+++ b/adapters/platforms/baidu/wrapper/builtin/navigator.js
@@ -0,0 +1,37 @@
+/* eslint-disable */
+import { noop } from './util/index.js'
+
+// TODO 开放域下用 userAgent
+const systemInfo = swan.getSystemInfoSync && swan.getSystemInfoSync()
+
+const system = (systemInfo && systemInfo.system) || '';
+const platform =  (systemInfo && systemInfo.platform) || '';
+const language =  (systemInfo && systemInfo.language) || '"zh_CN"';
+
+const android = system.toLowerCase().indexOf('android') !== -1;
+
+const uaDesc = android ? 'Android; CPU Android 6.0' : 'iPhone; CPU iPhone OS 10_3_1 like Mac OS X';
+const ua = `Mozilla/5.0 (${uaDesc}) AppleWebKit/603.1.30 (KHTML, like Gecko) Mobile/14E8301 MicroMessenger/6.6.0 SwanGame NetType/WIFI Language/${language}`;
+
+const navigator = {
+  platform,
+  language: language,
+  appVersion: `5.0 (${uaDesc}) AppleWebKit/601.1.46 (KHTML, like Gecko) Version/9.0 Mobile/13B143 Safari/601.1`,
+  userAgent: ua,
+  onLine: true, // TODO 用 swan.getNetworkStateChange 和 swan.onNetworkStateChange 来返回真实的状态
+
+  // TODO 用 swan.getLocation 来封装 geolocation
+  geolocation: {
+    getCurrentPosition: noop,
+    watchPosition: noop,
+    clearWatch: noop
+  }
+}
+
+if (swan.onNetworkStatusChange) {
+    swan.onNetworkStatusChange(function(event){
+        navigator.onLine = event.isConnected;
+    });
+}
+
+export default navigator
--- a/adapters/platforms/baidu/wrapper/builtin/performance.js
+++ b/adapters/platforms/baidu/wrapper/builtin/performance.js
@@ -0,0 +1,23 @@
+/* eslint-disable */
+import isDevtool from './util/isDevtool';
+
+let performance
+
+if (swan.getPerformance) {
+  const swanPerf = swan.getPerformance()
+  const initTime = swanPerf.now()
+
+  const clientPerfAdapter = Object.assign({}, swanPerf, {
+    now: function() {
+      return (swanPerf.now() - initTime) / 1000
+    }
+  })
+
+  performance = isDevtool() ? swanPerf : clientPerfAdapter
+}
+else {
+  performance = {};
+  performance.now = Date.now;
+}
+
+export default performance
--- a/adapters/platforms/baidu/wrapper/builtin/style/CanvasComputedStyle.js
+++ b/adapters/platforms/baidu/wrapper/builtin/style/CanvasComputedStyle.js
@@ -0,0 +1,20 @@
+/* eslint-disable */
+import CommonComputedStyle from './CommonComputedStyle'
+
+function getCanvasComputedStyle(canvas) {
+    const rect = canvas.getBoundingClientRect();
+    const style = Object.assign(CommonComputedStyle, {
+        "display": "inline",
+        "position": "static",
+        "inlineSize": rect.width + "px",
+        "perspectiveOrigin": rect.width / 2 + "px " + rect.height / 2 + "px",
+        "transformOrigin": rect.width / 2 + "px " + rect.height / 2 + "px",
+        "webkitLogicalWidth": rect.width + "px",
+        "webkitLogicalHeight": rect.height + "px",
+        "width": rect.width + "px",
+        "height": rect.height + "px",
+    });
+    return style;
+}
+
+export default getCanvasComputedStyle;
--- a/adapters/platforms/baidu/wrapper/builtin/style/CommonComputedStyle.js
+++ b/adapters/platforms/baidu/wrapper/builtin/style/CommonComputedStyle.js
@@ -0,0 +1,593 @@
+/* eslint-disable */
+const style = {
+    "0": "animation-delay",
+    "1": "animation-direction",
+    "2": "animation-duration",
+    "3": "animation-fill-mode",
+    "4": "animation-iteration-count",
+    "5": "animation-name",
+    "6": "animation-play-state",
+    "7": "animation-timing-function",
+    "8": "background-attachment",
+    "9": "background-blend-mode",
+    "10": "background-clip",
+    "11": "background-color",
+    "12": "background-image",
+    "13": "background-origin",
+    "14": "background-position",
+    "15": "background-repeat",
+    "16": "background-size",
+    "17": "border-bottom-color",
+    "18": "border-bottom-left-radius",
+    "19": "border-bottom-right-radius",
+    "20": "border-bottom-style",
+    "21": "border-bottom-width",
+    "22": "border-collapse",
+    "23": "border-image-outset",
+    "24": "border-image-repeat",
+    "25": "border-image-slice",
+    "26": "border-image-source",
+    "27": "border-image-width",
+    "28": "border-left-color",
+    "29": "border-left-style",
+    "30": "border-left-width",
+    "31": "border-right-color",
+    "32": "border-right-style",
+    "33": "border-right-width",
+    "34": "border-top-color",
+    "35": "border-top-left-radius",
+    "36": "border-top-right-radius",
+    "37": "border-top-style",
+    "38": "border-top-width",
+    "39": "bottom",
+    "40": "box-shadow",
+    "41": "box-sizing",
+    "42": "break-after",
+    "43": "break-before",
+    "44": "break-inside",
+    "45": "caption-side",
+    "46": "clear",
+    "47": "clip",
+    "48": "color",
+    "49": "content",
+    "50": "cursor",
+    "51": "direction",
+    "52": "display",
+    "53": "empty-cells",
+    "54": "float",
+    "55": "font-family",
+    "56": "font-kerning",
+    "57": "font-size",
+    "58": "font-stretch",
+    "59": "font-style",
+    "60": "font-variant",
+    "61": "font-variant-ligatures",
+    "62": "font-variant-caps",
+    "63": "font-variant-numeric",
+    "64": "font-variant-east-asian",
+    "65": "font-weight",
+    "66": "height",
+    "67": "image-rendering",
+    "68": "isolation",
+    "69": "justify-items",
+    "70": "justify-self",
+    "71": "left",
+    "72": "letter-spacing",
+    "73": "line-height",
+    "74": "list-style-image",
+    "75": "list-style-position",
+    "76": "list-style-type",
+    "77": "margin-bottom",
+    "78": "margin-left",
+    "79": "margin-right",
+    "80": "margin-top",
+    "81": "max-height",
+    "82": "max-width",
+    "83": "min-height",
+    "84": "min-width",
+    "85": "mix-blend-mode",
+    "86": "object-fit",
+    "87": "object-position",
+    "88": "offset-distance",
+    "89": "offset-path",
+    "90": "offset-rotate",
+    "91": "opacity",
+    "92": "orphans",
+    "93": "outline-color",
+    "94": "outline-offset",
+    "95": "outline-style",
+    "96": "outline-width",
+    "97": "overflow-anchor",
+    "98": "overflow-wrap",
+    "99": "overflow-x",
+    "100": "overflow-y",
+    "101": "padding-bottom",
+    "102": "padding-left",
+    "103": "padding-right",
+    "104": "padding-top",
+    "105": "pointer-events",
+    "106": "position",
+    "107": "resize",
+    "108": "right",
+    "109": "scroll-behavior",
+    "110": "speak",
+    "111": "table-layout",
+    "112": "tab-size",
+    "113": "text-align",
+    "114": "text-align-last",
+    "115": "text-decoration",
+    "116": "text-decoration-line",
+    "117": "text-decoration-style",
+    "118": "text-decoration-color",
+    "119": "text-decoration-skip-ink",
+    "120": "text-underline-position",
+    "121": "text-indent",
+    "122": "text-rendering",
+    "123": "text-shadow",
+    "124": "text-size-adjust",
+    "125": "text-overflow",
+    "126": "text-transform",
+    "127": "top",
+    "128": "touch-action",
+    "129": "transition-delay",
+    "130": "transition-duration",
+    "131": "transition-property",
+    "132": "transition-timing-function",
+    "133": "unicode-bidi",
+    "134": "vertical-align",
+    "135": "visibility",
+    "136": "white-space",
+    "137": "widows",
+    "138": "width",
+    "139": "will-change",
+    "140": "word-break",
+    "141": "word-spacing",
+    "142": "word-wrap",
+    "143": "z-index",
+    "144": "zoom",
+    "145": "-webkit-appearance",
+    "146": "backface-visibility",
+    "147": "-webkit-border-horizontal-spacing",
+    "148": "-webkit-border-image",
+    "149": "-webkit-border-vertical-spacing",
+    "150": "-webkit-box-align",
+    "151": "-webkit-box-decoration-break",
+    "152": "-webkit-box-direction",
+    "153": "-webkit-box-flex",
+    "154": "-webkit-box-flex-group",
+    "155": "-webkit-box-lines",
+    "156": "-webkit-box-ordinal-group",
+    "157": "-webkit-box-orient",
+    "158": "-webkit-box-pack",
+    "159": "-webkit-box-reflect",
+    "160": "column-count",
+    "161": "column-gap",
+    "162": "column-rule-color",
+    "163": "column-rule-style",
+    "164": "column-rule-width",
+    "165": "column-span",
+    "166": "column-width",
+    "167": "align-content",
+    "168": "align-items",
+    "169": "align-self",
+    "170": "flex-basis",
+    "171": "flex-grow",
+    "172": "flex-shrink",
+    "173": "flex-direction",
+    "174": "flex-wrap",
+    "175": "justify-content",
+    "176": "-webkit-font-smoothing",
+    "177": "grid-auto-columns",
+    "178": "grid-auto-flow",
+    "179": "grid-auto-rows",
+    "180": "grid-column-end",
+    "181": "grid-column-start",
+    "182": "grid-template-areas",
+    "183": "grid-template-columns",
+    "184": "grid-template-rows",
+    "185": "grid-row-end",
+    "186": "grid-row-start",
+    "187": "grid-column-gap",
+    "188": "grid-row-gap",
+    "189": "-webkit-highlight",
+    "190": "hyphens",
+    "191": "-webkit-hyphenate-character",
+    "192": "-webkit-line-break",
+    "193": "-webkit-line-clamp",
+    "194": "-webkit-locale",
+    "195": "-webkit-margin-before-collapse",
+    "196": "-webkit-margin-after-collapse",
+    "197": "-webkit-mask-box-image",
+    "198": "-webkit-mask-box-image-outset",
+    "199": "-webkit-mask-box-image-repeat",
+    "200": "-webkit-mask-box-image-slice",
+    "201": "-webkit-mask-box-image-source",
+    "202": "-webkit-mask-box-image-width",
+    "203": "-webkit-mask-clip",
+    "204": "-webkit-mask-composite",
+    "205": "-webkit-mask-image",
+    "206": "-webkit-mask-origin",
+    "207": "-webkit-mask-position",
+    "208": "-webkit-mask-repeat",
+    "209": "-webkit-mask-size",
+    "210": "order",
+    "211": "perspective",
+    "212": "perspective-origin",
+    "213": "-webkit-print-color-adjust",
+    "214": "-webkit-rtl-ordering",
+    "215": "shape-outside",
+    "216": "shape-image-threshold",
+    "217": "shape-margin",
+    "218": "-webkit-tap-highlight-color",
+    "219": "-webkit-text-combine",
+    "220": "-webkit-text-decorations-in-effect",
+    "221": "-webkit-text-emphasis-color",
+    "222": "-webkit-text-emphasis-position",
+    "223": "-webkit-text-emphasis-style",
+    "224": "-webkit-text-fill-color",
+    "225": "-webkit-text-orientation",
+    "226": "-webkit-text-security",
+    "227": "-webkit-text-stroke-color",
+    "228": "-webkit-text-stroke-width",
+    "229": "transform",
+    "230": "transform-origin",
+    "231": "transform-style",
+    "232": "-webkit-user-drag",
+    "233": "-webkit-user-modify",
+    "234": "user-select",
+    "235": "-webkit-writing-mode",
+    "236": "-webkit-app-region",
+    "237": "buffered-rendering",
+    "238": "clip-path",
+    "239": "clip-rule",
+    "240": "mask",
+    "241": "filter",
+    "242": "flood-color",
+    "243": "flood-opacity",
+    "244": "lighting-color",
+    "245": "stop-color",
+    "246": "stop-opacity",
+    "247": "color-interpolation",
+    "248": "color-interpolation-filters",
+    "249": "color-rendering",
+    "250": "fill",
+    "251": "fill-opacity",
+    "252": "fill-rule",
+    "253": "marker-end",
+    "254": "marker-mid",
+    "255": "marker-start",
+    "256": "mask-type",
+    "257": "shape-rendering",
+    "258": "stroke",
+    "259": "stroke-dasharray",
+    "260": "stroke-dashoffset",
+    "261": "stroke-linecap",
+    "262": "stroke-linejoin",
+    "263": "stroke-miterlimit",
+    "264": "stroke-opacity",
+    "265": "stroke-width",
+    "266": "alignment-baseline",
+    "267": "baseline-shift",
+    "268": "dominant-baseline",
+    "269": "text-anchor",
+    "270": "writing-mode",
+    "271": "vector-effect",
+    "272": "paint-order",
+    "273": "d",
+    "274": "cx",
+    "275": "cy",
+    "276": "x",
+    "277": "y",
+    "278": "r",
+    "279": "rx",
+    "280": "ry",
+    "281": "caret-color",
+    "282": "line-break",
+
+    "display": "inline",
+    "dominantBaseline": "auto",
+    "emptyCells": "show",
+    "fill": "rgb(0, 0, 0)",
+    "fillOpacity": "1",
+    "fillRule": "nonzero",
+    "filter": "none",
+    "flex": "0 1 auto",
+    "flexBasis": "auto",
+    "flexDirection": "row",
+    "flexFlow": "row nowrap",
+    "flexGrow": "0",
+    "flexShrink": "1",
+    "flexWrap": "nowrap",
+    "float": "none",
+    "floodColor": "rgb(0, 0, 0)",
+    "floodOpacity": "1",
+    "font": "normal normal 400 normal 16px / normal \"PingFang SC\"",
+    "fontDisplay": "",
+    "fontFamily": "\"PingFang SC\"",
+    "fontFeatureSettings": "normal",
+    "fontKerning": "auto",
+    "fontSize": "16px",
+    "fontStretch": "100%",
+    "fontStyle": "normal",
+    "fontVariant": "normal",
+    "fontVariantCaps": "normal",
+    "fontVariantEastAsian": "normal",
+    "fontVariantLigatures": "normal",
+    "fontVariantNumeric": "normal",
+    "fontVariationSettings": "normal",
+    "fontWeight": "400",
+    "grid": "none / none / none / row / auto / auto",
+    "gridArea": "auto / auto / auto / auto",
+    "gridAutoColumns": "auto",
+    "gridAutoFlow": "row",
+    "gridAutoRows": "auto",
+    "gridColumn": "auto / auto",
+    "gridColumnEnd": "auto",
+    "gridColumnGap": "0px",
+    "gridColumnStart": "auto",
+    "gridGap": "0px 0px",
+    "gridRow": "auto / auto",
+    "gridRowEnd": "auto",
+    "gridRowGap": "0px",
+    "gridRowStart": "auto",
+    "gridTemplate": "none / none / none",
+    "gridTemplateAreas": "none",
+    "gridTemplateColumns": "none",
+    "gridTemplateRows": "none",
+    "height": "0px",
+    "hyphens": "manual",
+    "imageRendering": "auto",
+    "inlineSize": "0px",
+    "isolation": "auto",
+    "justifyContent": "normal",
+    "justifyItems": "normal",
+    "justifySelf": "auto",
+    "left": "auto",
+    "letterSpacing": "normal",
+    "lightingColor": "rgb(255, 255, 255)",
+    "lineBreak": "auto",
+    "lineHeight": "normal",
+    "listStyle": "disc outside none",
+    "listStyleImage": "none",
+    "listStylePosition": "outside",
+    "listStyleType": "disc",
+    "margin": "0px",
+    "marginBottom": "0px",
+    "marginLeft": "0px",
+    "marginRight": "0px",
+    "marginTop": "0px",
+    "marker": "",
+    "markerEnd": "none",
+    "markerMid": "none",
+    "markerStart": "none",
+    "mask": "none",
+    "maskType": "luminance",
+    "maxBlockSize": "none",
+    "maxHeight": "none",
+    "maxInlineSize": "none",
+    "maxWidth": "none",
+    "maxZoom": "",
+    "minBlockSize": "0px",
+    "minHeight": "0px",
+    "minInlineSize": "0px",
+    "minWidth": "0px",
+    "minZoom": "",
+    "mixBlendMode": "normal",
+    "objectFit": "fill",
+    "objectPosition": "50% 50%",
+    "offset": "none 0px auto 0deg",
+    "offsetDistance": "0px",
+    "offsetPath": "none",
+    "offsetRotate": "auto 0deg",
+    "opacity": "1",
+    "order": "0",
+    "orientation": "",
+    "orphans": "2",
+    "outline": "rgb(0, 0, 0) none 0px",
+    "outlineColor": "rgb(0, 0, 0)",
+    "outlineOffset": "0px",
+    "outlineStyle": "none",
+    "outlineWidth": "0px",
+    "overflow": "visible",
+    "overflowAnchor": "auto",
+    "overflowWrap": "normal",
+    "overflowX": "visible",
+    "overflowY": "visible",
+    "overscrollBehavior": "auto auto",
+    "overscrollBehaviorX": "auto",
+    "overscrollBehaviorY": "auto",
+    "padding": "0px",
+    "paddingBottom": "0px",
+    "paddingLeft": "0px",
+    "paddingRight": "0px",
+    "paddingTop": "0px",
+    "page": "",
+    "pageBreakAfter": "auto",
+    "pageBreakBefore": "auto",
+    "pageBreakInside": "auto",
+    "paintOrder": "fill stroke markers",
+    "perspective": "none",
+    "perspectiveOrigin": "0px 0px",
+    "placeContent": "normal normal",
+    "placeItems": "normal normal",
+    "placeSelf": "auto auto",
+    "pointerEvents": "auto",
+    "position": "static",
+    "quotes": "",
+    "r": "0px",
+    "resize": "none",
+    "right": "auto",
+    "rx": "auto",
+    "ry": "auto",
+    "scrollBehavior": "auto",
+    "shapeImageThreshold": "0",
+    "shapeMargin": "0px",
+    "shapeOutside": "none",
+    "shapeRendering": "auto",
+    "size": "",
+    "speak": "normal",
+    "src": "",
+    "stopColor": "rgb(0, 0, 0)",
+    "stopOpacity": "1",
+    "stroke": "none",
+    "strokeDasharray": "none",
+    "strokeDashoffset": "0px",
+    "strokeLinecap": "butt",
+    "strokeLinejoin": "miter",
+    "strokeMiterlimit": "4",
+    "strokeOpacity": "1",
+    "strokeWidth": "1px",
+    "tabSize": "8",
+    "tableLayout": "auto",
+    "textAlign": "start",
+    "textAlignLast": "auto",
+    "textAnchor": "start",
+    "textCombineUpright": "none",
+    "textDecoration": "none solid rgb(0, 0, 0)",
+    "textDecorationColor": "rgb(0, 0, 0)",
+    "textDecorationLine": "none",
+    "textDecorationSkipInk": "auto",
+    "textDecorationStyle": "solid",
+    "textIndent": "0px",
+    "textOrientation": "mixed",
+    "textOverflow": "clip",
+    "textRendering": "auto",
+    "textShadow": "none",
+    "textSizeAdjust": "auto",
+    "textTransform": "none",
+    "textUnderlinePosition": "auto",
+    "top": "auto",
+    "touchAction": "auto",
+    "transform": "none",
+    "transformBox": "view-box",
+    "transformOrigin": "0px 0px",
+    "transformStyle": "flat",
+    "transition": "all 0s ease 0s",
+    "transitionDelay": "0s",
+    "transitionDuration": "0s",
+    "transitionProperty": "all",
+    "transitionTimingFunction": "ease",
+    "unicodeBidi": "normal",
+    "unicodeRange": "",
+    "userSelect": "auto",
+    "userZoom": "",
+    "vectorEffect": "none",
+    "verticalAlign": "baseline",
+    "visibility": "visible",
+    "webkitAppRegion": "no-drag",
+    "webkitAppearance": "none",
+    "webkitBorderAfter": "0px none rgb(0, 0, 0)",
+    "webkitBorderAfterColor": "rgb(0, 0, 0)",
+    "webkitBorderAfterStyle": "none",
+    "webkitBorderAfterWidth": "0px",
+    "webkitBorderBefore": "0px none rgb(0, 0, 0)",
+    "webkitBorderBeforeColor": "rgb(0, 0, 0)",
+    "webkitBorderBeforeStyle": "none",
+    "webkitBorderBeforeWidth": "0px",
+    "webkitBorderEnd": "0px none rgb(0, 0, 0)",
+    "webkitBorderEndColor": "rgb(0, 0, 0)",
+    "webkitBorderEndStyle": "none",
+    "webkitBorderEndWidth": "0px",
+    "webkitBorderHorizontalSpacing": "0px",
+    "webkitBorderImage": "none",
+    "webkitBorderStart": "0px none rgb(0, 0, 0)",
+    "webkitBorderStartColor": "rgb(0, 0, 0)",
+    "webkitBorderStartStyle": "none",
+    "webkitBorderStartWidth": "0px",
+    "webkitBorderVerticalSpacing": "0px",
+    "webkitBoxAlign": "stretch",
+    "webkitBoxDecorationBreak": "slice",
+    "webkitBoxDirection": "normal",
+    "webkitBoxFlex": "0",
+    "webkitBoxFlexGroup": "1",
+    "webkitBoxLines": "single",
+    "webkitBoxOrdinalGroup": "1",
+    "webkitBoxOrient": "horizontal",
+    "webkitBoxPack": "start",
+    "webkitBoxReflect": "none",
+    "webkitColumnBreakAfter": "auto",
+    "webkitColumnBreakBefore": "auto",
+    "webkitColumnBreakInside": "auto",
+    "webkitFontSizeDelta": "",
+    "webkitFontSmoothing": "auto",
+    "webkitHighlight": "none",
+    "webkitHyphenateCharacter": "auto",
+    "webkitLineBreak": "auto",
+    "webkitLineClamp": "none",
+    "webkitLocale": "auto",
+    "webkitLogicalHeight": "0px",
+    "webkitLogicalWidth": "0px",
+    "webkitMarginAfter": "0px",
+    "webkitMarginAfterCollapse": "collapse",
+    "webkitMarginBefore": "0px",
+    "webkitMarginBeforeCollapse": "collapse",
+    "webkitMarginBottomCollapse": "collapse",
+    "webkitMarginCollapse": "",
+    "webkitMarginEnd": "0px",
+    "webkitMarginStart": "0px",
+    "webkitMarginTopCollapse": "collapse",
+    "webkitMask": "",
+    "webkitMaskBoxImage": "none",
+    "webkitMaskBoxImageOutset": "0px",
+    "webkitMaskBoxImageRepeat": "stretch",
+    "webkitMaskBoxImageSlice": "0 fill",
+    "webkitMaskBoxImageSource": "none",
+    "webkitMaskBoxImageWidth": "auto",
+    "webkitMaskClip": "border-box",
+    "webkitMaskComposite": "source-over",
+    "webkitMaskImage": "none",
+    "webkitMaskOrigin": "border-box",
+    "webkitMaskPosition": "0% 0%",
+    "webkitMaskPositionX": "0%",
+    "webkitMaskPositionY": "0%",
+    "webkitMaskRepeat": "repeat",
+    "webkitMaskRepeatX": "",
+    "webkitMaskRepeatY": "",
+    "webkitMaskSize": "auto",
+    "webkitMaxLogicalHeight": "none",
+    "webkitMaxLogicalWidth": "none",
+    "webkitMinLogicalHeight": "0px",
+    "webkitMinLogicalWidth": "0px",
+    "webkitPaddingAfter": "0px",
+    "webkitPaddingBefore": "0px",
+    "webkitPaddingEnd": "0px",
+    "webkitPaddingStart": "0px",
+    "webkitPerspectiveOriginX": "",
+    "webkitPerspectiveOriginY": "",
+    "webkitPrintColorAdjust": "economy",
+    "webkitRtlOrdering": "logical",
+    "webkitRubyPosition": "before",
+    "webkitTapHighlightColor": "rgba(0, 0, 0, 0.4)",
+    "webkitTextCombine": "none",
+    "webkitTextDecorationsInEffect": "none",
+    "webkitTextEmphasis": "",
+    "webkitTextEmphasisColor": "rgb(0, 0, 0)",
+    "webkitTextEmphasisPosition": "over right",
+    "webkitTextEmphasisStyle": "none",
+    "webkitTextFillColor": "rgb(0, 0, 0)",
+    "webkitTextOrientation": "vertical-right",
+    "webkitTextSecurity": "none",
+    "webkitTextStroke": "",
+    "webkitTextStrokeColor": "rgb(0, 0, 0)",
+    "webkitTextStrokeWidth": "0px",
+    "webkitTransformOriginX": "",
+    "webkitTransformOriginY": "",
+    "webkitTransformOriginZ": "",
+    "webkitUserDrag": "auto",
+    "webkitUserModify": "read-only",
+    "webkitWritingMode": "horizontal-tb",
+    "whiteSpace": "normal",
+    "widows": "2",
+    "width": "0px",
+    "willChange": "auto",
+    "wordBreak": "normal",
+    "wordSpacing": "0px",
+    "wordWrap": "normal",
+    "writingMode": "horizontal-tb",
+    "x": "0px",
+    "y": "0px",
+    "zIndex": "auto",
+    "zoom": "1"
+};
+
+export default style;
--- a/adapters/platforms/baidu/wrapper/builtin/style/ImageComputedStyle.js
+++ b/adapters/platforms/baidu/wrapper/builtin/style/ImageComputedStyle.js
@@ -0,0 +1,21 @@
+/* eslint-disable */
+import CommonComputedStyle from './CommonComputedStyle'
+
+function getImageComputedStyle(image) {
+    const width = image.width;
+    const height = image.height;
+    const style = Object.assign(CommonComputedStyle, {
+        "display": "inline",
+        "position": "static",
+        "inlineSize": width + "px",
+        "perspectiveOrigin": width / 2 + "px " + height / 2 + "px",
+        "transformOrigin": width / 2 + "px " + height / 2 + "px",
+        "webkitLogicalWidth": width + "px",
+        "webkitLogicalHeight": height + "px",
+        "width": width + "px",
+        "height": height + "px",
+    });
+    return style;
+}
+
+export default getImageComputedStyle;
--- a/adapters/platforms/baidu/wrapper/builtin/util/index.js
+++ b/adapters/platforms/baidu/wrapper/builtin/util/index.js
@@ -0,0 +1,2 @@
+/* eslint-disable */
+export function noop() {}
--- a/adapters/platforms/baidu/wrapper/builtin/util/isDevtool.js
+++ b/adapters/platforms/baidu/wrapper/builtin/util/isDevtool.js
@@ -0,0 +1,16 @@
+/* eslint-disable */
+let isDevtool = false;
+if (swan.getSystemInfoSync) {
+    const { platform } = swan.getSystemInfoSync();
+    isDevtool = platform === 'devtools';
+}
+else {
+    let descriptor = Object.getOwnPropertyDescriptor(global, 'window')
+    // 开发者工具无法重定义 window
+    isDevtool = !(!descriptor || descriptor.configurable === true);
+}
+
+
+export default function () {
+    return isDevtool;
+}
--- a/adapters/platforms/baidu/wrapper/builtin/util/mixin.js
+++ b/adapters/platforms/baidu/wrapper/builtin/util/mixin.js
@@ -0,0 +1,125 @@
+/* eslint-disable */
+import { innerWidth, innerHeight } from '../WindowProperties'
+
+export function parentNode(obj, level) {
+    if (!('parentNode' in obj)) {
+        let _parent;
+
+        if (level === 0) {
+            _parent = function() {
+                // return document
+                return null
+            }
+        } else if (level === 1) {
+            _parent = function() {
+                return document.documentElement
+            }
+        } else {
+            _parent = function() {
+                return document.body
+            }
+        }
+
+        Object.defineProperty(obj, 'parentNode', {
+            enumerable: true,
+            get: _parent
+        })
+    }
+
+    if (!('parentElement' in obj)) {
+        let _parent;
+
+        if (level === 0) {
+            _parent = function() {
+                return null
+            }
+        } else if (level === 1) {
+            _parent = function() {
+                return document.documentElement
+            }
+        } else {
+            _parent = function() {
+                return document.body
+            }
+        }
+
+        Object.defineProperty(obj, 'parentElement', {
+            enumerable: true,
+            get: _parent
+        })
+    }
+}
+
+export function style(obj) {
+    obj.style = obj.style || {}
+
+    Object.assign(obj.style, {
+        top: '0px',
+        left: '0px',
+        width: innerWidth + 'px',
+        height: innerHeight + 'px',
+        margin: '0px',
+        padding: '0px',
+        removeProperty() {},
+        setProperty() {}
+    })
+}
+
+export function clientRegion(obj) {
+    if (!('clientLeft' in obj)) {
+        obj.clientLeft = 0
+        obj.clientTop = 0
+    }
+    if (!('clientWidth' in obj)) {
+        obj.clientWidth = innerWidth
+        obj.clientHeight = innerHeight
+    }
+
+    if (!('getBoundingClientRect' in obj)) {
+        obj.getBoundingClientRect = function() {
+            const ret = {
+                x: 0,
+                y: 0,
+                top: 0,
+                left: 0,
+                width: this.clientWidth,
+                height: this.clientHeight
+            }
+            ret.right = ret.width
+            ret.bottom = ret.height
+
+            return ret
+        }
+    }
+}
+
+export function offsetRegion(obj) {
+    if (!('offsetLeft' in obj)) {
+        obj.offsetLeft = 0
+        obj.offsetTop = 0
+    }
+    if (!('offsetWidth' in obj)) {
+        obj.offsetWidth = innerWidth
+        obj.offsetHeight = innerHeight
+    }
+}
+
+export function scrollRegion(obj) {
+    if (!('scrollLeft' in obj)) {
+        obj.scrollLeft = 0
+        obj.scrollTop = 0
+    }
+    if (!('scrollWidth' in obj)) {
+        obj.scrollWidth = innerWidth
+        obj.scrollHeight = innerHeight
+    }
+}
+
+export function classList(obj) {
+    const noop = function() {}
+    obj.classList = []
+    obj.classList.add = noop
+    obj.classList.remove = noop
+    obj.classList.contains = noop
+    obj.classList.toggle = noop
+}
--- a/adapters/platforms/baidu/wrapper/builtin/window.js
+++ b/adapters/platforms/baidu/wrapper/builtin/window.js
@@ -0,0 +1,125 @@
+/* eslint-disable */
+import Canvas from './Canvas'
+
+import CommonComputedStyle from './style/CommonComputedStyle'
+import getImageComputedStyle from './style/ImageComputedStyle'
+import getCanvasComputedStyle from './style/CanvasComputedStyle'
+import Event from './Event'
+import isDevtool from './util/isDevtool';
+
+export { default as navigator } from './navigator'
+export { default as XMLHttpRequest } from './XMLHttpRequest'
+export { default as WebSocket } from './WebSocket'
+export { default as Worker } from './Worker'
+export { default as Image } from './Image'
+export { default as ImageBitmap } from './ImageBitmap'
+export { default as Audio } from './Audio'
+// export { default as FileReader } from './FileReader'  // TODO: FileReader adaption blocks in BAIDU_DEV_TOOL
+export { default as HTMLElement } from './HTMLElement'
+export { default as HTMLImageElement } from './HTMLImageElement'
+export { default as HTMLCanvasElement } from './HTMLCanvasElement'
+export { default as HTMLMediaElement } from './HTMLMediaElement'
+export { default as HTMLAudioElement } from './HTMLAudioElement'
+export { default as HTMLVideoElement } from './HTMLVideoElement'
+export { default as WebGLRenderingContext } from './WebGLRenderingContext'
+export { TouchEvent, PointerEvent, MouseEvent } from './EventIniter/index.js'
+export { default as localStorage } from './localStorage'
+export { default as location } from './location'
+export { btoa, atob } from './Base64.js'
+export * from './WindowProperties'
+
+
+// 暴露全局的 canvas
+GameGlobal.screencanvas = GameGlobal.screencanvas || new Canvas()
+const canvas = GameGlobal.screencanvas;
+
+function getComputedStyle(dom) {
+    const tagName = dom.tagName;
+
+    if (tagName === "CANVAS") {
+        return getCanvasComputedStyle(dom);
+    } else if (tagName === "IMG") {
+        return getImageComputedStyle(dom);
+    }
+
+    return CommonComputedStyle;
+}
+
+function scrollTo(x, y) {
+    // x = Math.min(window.innerWidth, Math.max(0, x));
+    // y = Math.min(window.innerHeight, Math.max(0, y));
+    // We can't scroll the page of WeChatTinyGame, so it'll always be 0.
+
+    // window.scrollX = 0;
+    // window.scrollY = 0;
+}
+
+function scrollBy(dx, dy) {
+    window.scrollTo(window.scrollX + dx, window.scrollY + dy);
+}
+
+function alert(msg) {
+    console.log(msg);
+}
+
+function focus() {}
+
+function blur() {}
+
+if (isDevtool() && swan.getPerformance) {
+    const wxPerf = swan.getPerformance();
+    const consoleTimers = {};
+    console.time = function(name) {
+        consoleTimers[name] = wxPerf.now();
+    };
+
+    console.timeEnd = function(name) {
+        const timeStart = consoleTimers[name];
+        if(!timeStart) {
+            return;
+        }
+
+        const timeElapsed = wxPerf.now() - timeStart;
+        console.log(name + ": " + timeElapsed / 1000 + "ms");
+        delete consoleTimers[name];
+    };
+}
+
+function eventHandlerFactory() {
+    return (res) => {
+        const event = new Event('resize')
+
+        event.target = window;
+        event.timeStamp = Date.now();
+        event.res = res;
+        event.windowWidth = res.windowWidth;
+        event.windowHeight = res.windowHeight;
+        document.dispatchEvent(event);
+    }
+}
+// TODO
+// swan.onWindowResize(eventHandlerFactory())
+
+const _setTimeout = setTimeout;
+const _clearTimeout = clearTimeout;
+const _setInterval = setInterval;
+const _clearInterval = clearInterval;
+const _requestAnimationFrame = requestAnimationFrame;
+const _cancelAnimationFrame = cancelAnimationFrame;
+
+export {
+    canvas,
+    alert,
+    focus,
+    blur,
+    getComputedStyle,
+    scrollTo,
+    scrollBy,
+
+    _setTimeout as setTimeout,
+    _clearTimeout as clearTimeout,
+    _setInterval as setInterval,
+    _clearInterval as clearInterval,
+    _requestAnimationFrame as requestAnimationFrame,
+    _cancelAnimationFrame as cancelAnimationFrame
+}