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171
packages/taro-components/src/components/video/controls.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,171 @@ | ||
| import Nerv, { Component } from 'nervjs' | ||
| import classnames from 'classnames' | ||
| import { formatTime, calcDist } from './utils' | ||
|
|
||
| /** | ||
| * @typedef {Object} ControlsProps | ||
| * @property {Boolean} controls={controls} | ||
| * @property {Number} currentTime={this.currentTime} | ||
| * @property {Number} duration={this.state.duration} | ||
| * @property {Boolean} isPlaying={this.state.isPlaying} | ||
| * @property {Function} pauseFunc={this.pause} | ||
| * @property {Function} playFunc={this.play} | ||
| * @property {Function} seekFunc={this.seek} | ||
| * @property {Boolean} showPlayBtn={showPlayBtn} | ||
| * @property {Boolean} showProgress={showProgress} | ||
| */ | ||
| class Controls extends Component { | ||
| visible = false | ||
| isDraggingProgressBall = false | ||
|
|
||
| /** @type {number} */ | ||
| hideControlsTimer | ||
|
|
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| /** @type {ControlsProps} */ | ||
| props | ||
|
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| progressDimentions = { | ||
| left: 0, | ||
| right: 0, | ||
| width: 0 | ||
| } | ||
|
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||
| calcPercentage = pageX => { | ||
| let pos = pageX - this.progressDimentions.left | ||
| pos = Math.max(pos, 0) | ||
| pos = Math.min(pos, this.progressDimentions.width) | ||
| return pos / this.progressDimentions.width | ||
| } | ||
|
|
||
| getControlsRef = ref => { | ||
| if (!ref) return | ||
| this.controlsRef = ref | ||
| } | ||
| getCurrentTimeRef = ref => { | ||
| if (!ref) return | ||
| this.currentTimeRef = ref | ||
| } | ||
| getProgressBallRef = ref => { | ||
| if (!ref) return | ||
| this.progressBallRef = ref | ||
| } | ||
|
|
||
| setCurrentTime (time) { | ||
| this.currentTimeRef.innerHTML = formatTime(time) | ||
| } | ||
| setProgressBall (percentage) { | ||
| this.progressBallRef.style.left = `${percentage * 100}%` | ||
| } | ||
|
|
||
| toggleVisible (nextVisible) { | ||
| const visible = nextVisible === undefined ? !this.visible : nextVisible | ||
| if (visible) { | ||
| this.hideControlsTimer && clearTimeout(this.hideControlsTimer) | ||
| if (this.props.isPlaying) { | ||
| this.hideControlsTimer = setTimeout(() => { | ||
| this.toggleVisible(false) | ||
| }, 2000) | ||
| } | ||
| this.controlsRef.style.visibility = 'visible' | ||
| } else { | ||
| this.controlsRef.style.visibility = 'hidden' | ||
| } | ||
| this.visible = !!visible | ||
| } | ||
|
|
||
| onDragProgressBallStart = () => { | ||
| this.isDraggingProgressBall = true | ||
| this.hideControlsTimer && clearTimeout(this.hideControlsTimer) | ||
| } | ||
| onClickProgress = e => { | ||
| e.stopPropagation() | ||
| const seekFunc = this.props.seekFunc | ||
| const percentage = this.calcPercentage(e.pageX) | ||
| seekFunc(percentage * this.props.duration) | ||
| this.toggleVisible(true) | ||
| } | ||
| bindTouchEvents = () => { | ||
| let percentage = 0 | ||
| const touchMove = e => { | ||
| if (!this.isDraggingProgressBall) return | ||
| const touchX = e.touches[0].pageX | ||
| percentage = this.calcPercentage(touchX) | ||
| this.setProgressBall(percentage) | ||
| } | ||
| const touchEnd = e => { | ||
| if (!this.isDraggingProgressBall) return | ||
| const seekFunc = this.props.seekFunc | ||
| this.isDraggingProgressBall = false | ||
| seekFunc(percentage * this.props.duration) | ||
| this.toggleVisible(true) | ||
| } | ||
|
|
||
| document.body.addEventListener('touchmove', touchMove) | ||
| document.body.addEventListener('touchend', touchEnd) | ||
| document.body.addEventListener('touchcancel', touchEnd) | ||
| return () => { | ||
| document.body.removeEventListener('touchmove', touchMove) | ||
| document.body.removeEventListener('touchend', touchEnd) | ||
| document.body.removeEventListener('touchcancel', touchEnd) | ||
| } | ||
| } | ||
|
|
||
| componentDidMount () { | ||
| this.unbindTouchEvents = this.bindTouchEvents() | ||
| } | ||
| componentWillUnmount () { | ||
| this.unbindTouchEvents() | ||
| } | ||
|
|
||
| render () { | ||
| const { controls, currentTime, duration, isPlaying, pauseFunc, playFunc, showPlayBtn, showProgress } = this.props | ||
| const formattedDuration = formatTime(duration) | ||
| let playBtn | ||
|
|
||
| if (!showPlayBtn) { | ||
| return null | ||
| } else if (isPlaying) { | ||
| playBtn = <div className='taro-video-control-button taro-video-control-button-pause' onClick={pauseFunc} /> | ||
| } else { | ||
| playBtn = <div className='taro-video-control-button taro-video-control-button-play' onClick={playFunc} /> | ||
| } | ||
|
|
||
| return ( | ||
| <div className='taro-video-bar taro-video-bar-full' ref={this.getControlsRef}> | ||
| {controls && ( | ||
| <div className='taro-video-controls'> | ||
| {playBtn} | ||
| {showProgress && ( | ||
| <div className='taro-video-current-time' ref={this.getCurrentTimeRef}> | ||
| {formatTime(currentTime)} | ||
| </div> | ||
| )} | ||
| {showProgress && ( | ||
| <div className='taro-video-progress-container' onClick={this.onClickProgress}> | ||
| <div | ||
| className='taro-video-progress' | ||
| ref={ref => { | ||
| if (ref !== null) { | ||
| const rect = ref.getBoundingClientRect() | ||
| this.progressDimentions.left = rect.left | ||
| this.progressDimentions.right = rect.right | ||
| this.progressDimentions.width = rect.width | ||
| } | ||
| }}> | ||
| <div className='taro-video-progress-buffered' style='width: 100%;' /> | ||
| <div className='taro-video-ball' ref={this.getProgressBallRef} onTouchStart={this.onDragProgressBallStart} style={`left: ${formattedDuration ? (this.currentTime / duration) * 100 : 0}%`}> | ||
| <div className='taro-video-inner' /> | ||
| </div> | ||
| </div> | ||
| </div> | ||
| )} | ||
| {showProgress && <div className='taro-video-duration'>{formattedDuration}</div>} | ||
| </div> | ||
| )} | ||
| {this.props.children} | ||
| </div> | ||
| ) | ||
| } | ||
| } | ||
|
|
||
| export default Controls |
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