[adapters] 增加小游戏适配部分源码

adapters/platforms/bytedance/wrapper/builtin/EventIniter/MouseEvent.js

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+export default class MouseEvent {
+    constructor() {
+
+    }
+}

adapters/platforms/bytedance/wrapper/builtin/EventIniter/TouchEvent.js

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+import { noop } from '../util/index.js'
+
+export default class TouchEvent {
+  touches = []
+  targetTouches = []
+  changedTouches = []
+  preventDefault = noop
+  stopPropagation = noop
+
+  constructor(type) {
+    this.type = type
+    this.target = window.canvas
+    this.currentTarget = window.canvas
+  }
+}
+
+function touchEventHandlerFactory(type) {
+  return (event) => {
+    const touchEvent = new TouchEvent(type)
+
+    touchEvent.touches = event.touches
+    touchEvent.targetTouches = Array.prototype.slice.call(event.touches)
+    touchEvent.changedTouches = event.changedTouches
+    touchEvent.timeStamp = event.timeStamp
+    document.dispatchEvent(touchEvent)
+  }
+}
+
+tt.onTouchStart(touchEventHandlerFactory('touchstart'))
+tt.onTouchMove(touchEventHandlerFactory('touchmove'))
+tt.onTouchEnd(touchEventHandlerFactory('touchend'))
+tt.onTouchCancel(touchEventHandlerFactory('touchcancel'))

adapters/platforms/bytedance/wrapper/builtin/EventIniter/index.js

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+export TouchEvent from './TouchEvent'
+export MouseEvent from './MouseEvent'