<template>
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<!-- 自定义控制条 -->
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<view
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@touchstart="handleTouchStart"
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@touchmove="handleTouchMove"
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@touchend="handleTouchEnd"
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class="container">
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<!-- 进度条 - 整个区域可拖动 -->
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<view class="process-warp" :style="{ opacity: showProcess ? 1 : 0 }">
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<!-- 显示当前进度 -->
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<view class="progress-text">{{ hasPlayTime }}/{{formartDuration}}</view>
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<view
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class="progress-bar"
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id="progressBar"
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>
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<!-- 已填充部分 -->
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<view class="progress-fill" :style="{ width: progress + '%' }"></view>
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</view>
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</view>
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</view>
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</template>
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<script>
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export default {
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data() {
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return {
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startX: 0,
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progress: 0, // 视频进度
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startProgress : 0, // 开始滑动时的进度
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barLeft: 0, // 进度条左边界位置
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barWidth: 0, // 进度条宽度
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isDragging: false, // 是否正在拖动
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processHidenTimer: null, // 进度条隐藏定时器
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showProcess: false, // 是否显示进度条
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};
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},
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mounted() {
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// 获取进度条的尺寸和位置信息
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this.getBarRect();
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},
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methods: {
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// 获取进度条的位置和尺寸
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getBarRect() {
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const query = uni.createSelectorQuery().in(this);
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query.select('#progressBar').boundingClientRect(rect => {
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if (rect) {
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this.barLeft = rect.left;
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this.barWidth = rect.width;
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}
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}).exec();
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},
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// 触摸开始
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handleTouchStart(e) {
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this.isDragging = true;
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this.showProcess = true;
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this.startProgress = this.progress; // 记录开始时的进度
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this.startX = e.touches[0].pageX;
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console.log("记录开始时的进度", this.startProgress);
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this.videoContexts[this.currentIndex].pause()
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// this.updateProgress(e);
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},
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// 触摸移动
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handleTouchMove(e) {
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if (!this.isDragging || !this.barWidth) return;
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clearTimeout(this.processHidenTimer)
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this.videoContexts[this.currentIndex].pause()
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this.updateProgress(e);
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},
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// 触摸结束
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handleTouchEnd() {
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this.isDragging = false;
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console.log("滑动结束", this.duration * this.progress);
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this.videoContexts[this.currentIndex].seek(this.duration * this.progress / 100)
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this.videoContexts[this.currentIndex].play()
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this.processHidenTimer = setTimeout(() => {
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this.showProcess = false;
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}, 1000);
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},
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// 更新进度
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updateProgress(e) {
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// 获取当前触摸点X坐标
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const currentX = e.touches[0].pageX;
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// 计算滑动距离(像素)
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const deltaX = currentX - this.startX;
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// 将像素距离转换为进度增量
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const deltaProgress = (deltaX / this.barWidth) * 100;
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console.log("进度增量", deltaProgress);
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// 计算新进度 = 开始时的进度 + 滑动增量
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let newProgress = this.startProgress + deltaProgress;
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// 限制范围在0-100之间
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newProgress = Math.max(0, Math.min(100, newProgress));
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this.progress = newProgress;
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}
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}
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};
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</script>
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<style>
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.container {
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display: flex;
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flex-direction: column;
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align-items: center;
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position: absolute;
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bottom: 0;
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width: 100%;
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}
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.progress-bar {
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position: relative;
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width: 100%;
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height: 16px;
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background-color: #eee;
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overflow: hidden;
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}
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.progress-fill {
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position: absolute;
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left: 0;
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top: 0;
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height: 100%;
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background-color: lightgray;
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transition: width 0.1s;
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}
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.process-warp {
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width: 100%;
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display: flex;
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flex-direction: column;
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align-items: center;
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}
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.progress-text {
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margin-top: 10px;
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font-size: 14px;
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color: #666;
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}
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</style>
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