longandCursor
3f999b312d
慢走/健走/快走 三档 accent 从 4 → 2: - 走路场景天然是左-右双脚交替的 2 拍循环 - 重音落在每一步的"主脚"(默认左脚),节奏感更贴合步态 - 4 拍听感像跑步进行曲,2 拍才是健走/慢跑实际节奏 需要 3/4 拍号的可在右下角微调里手动切换。 Co-authored-by: Cursor <cursoragent@cursor.com>
626 lines
16 KiB
Vue
626 lines
16 KiB
Vue
<template>
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<view class="page" :style="rootStyle">
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<!-- ===== 主舞台:节拍器圆 ===== -->
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<view class="stage" @click="togglePlay">
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<view class="ring r1" :class="{ playing: isPlaying }" />
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<view class="ring r2" :class="{ playing: isPlaying }" />
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<view class="core" :class="{ playing: isPlaying, accent: isAccent }">
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<text class="bpm-num">{{ bpm }}</text>
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<text class="bpm-label">BPM</text>
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<view class="ctrl">
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<view v-if="isPlaying" class="icon-pause">
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<view class="bar" />
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<view class="bar" />
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</view>
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<view v-else class="icon-play" />
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</view>
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</view>
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</view>
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<!-- ===== 跑步小人(矩形完整显示,跟白底融合) ===== -->
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<view class="walker">
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<view class="walker-box">
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<video
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id="runner-video"
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class="runner-video"
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:src="RUNNER_VIDEO_URL"
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:muted="true"
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:loop="true"
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:autoplay="true"
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:show-controls="false"
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:show-fullscreen-btn="false"
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:show-play-btn="false"
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:show-center-play-btn="false"
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:enable-progress-gesture="false"
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:show-mute-btn="false"
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:picture-in-picture-mode="[]"
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object-fit="contain"
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@error="onVideoError"
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@loadedmetadata="onVideoLoaded"
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/>
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<!-- 微信原生 video 右上角的 PIP/小窗按钮无法靠属性彻底关掉,
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用 cover-view 覆盖一个跟背景同色的小色块盖住它 -->
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<!-- #ifdef MP-WEIXIN -->
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<!-- <cover-view class="pip-mask"> </cover-view> -->
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<!-- #endif -->
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</view>
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</view>
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<!-- ===== 推荐档位(3 选 1) ===== -->
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<view class="presets">
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<view
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v-for="p in PRESETS"
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:key="p.id"
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class="preset"
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:class="{ active: activePreset === p.id }"
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@click="applyPreset(p)"
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>
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<text class="preset-icon">{{ p.icon }}</text>
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<text class="preset-name">{{ p.name }}</text>
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<text class="preset-bpm">{{ p.bpm }} BPM</text>
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<text class="preset-desc">{{ p.desc }}</text>
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</view>
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</view>
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<!-- ===== 右下角微调(不显眼) ===== -->
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<view class="quick-adjust">
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<view class="qa-group">
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<view class="qa-btn" @click.stop="adjustBpm(-1)">−</view>
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<text class="qa-label">微调</text>
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<view class="qa-btn" @click.stop="adjustBpm(1)">+</view>
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</view>
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<view class="qa-divider" />
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<view class="qa-group">
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<view
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v-for="m in METER_OPTIONS"
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:key="m.value"
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class="qa-meter"
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:class="{ active: accentEvery === m.value }"
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@click.stop="onMeterChange(m.value)"
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>
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{{ m.label }}
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</view>
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<text class="qa-label">拍</text>
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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 setup lang="ts">
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import { computed, onMounted, onUnmounted, ref, watch } from 'vue'
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import { onShow, onHide } from '@dcloudio/uni-app'
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import { useMetronome } from '../hooks/useMetronome'
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/**
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* 跑步动画视频(腾讯云 COS CDN)
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* 注意:小程序后台需将 cos.ap-guangzhou.myqcloud.com 加入 downloadFile 合法域名,
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* 否则正式发布版会被拦截(开发版默认不校验)
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*/
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const RUNNER_VIDEO_URL =
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'https://gz-1349751149.cos.ap-guangzhou.myqcloud.com/uploads/video/20260525/20260525164014ef89f8862.mp4'
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/**
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* 视频原速对应的 BPM 基准(参见 hooks 实现注释)
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* playback-rate 范围 [0.5, 2.0]
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*/
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const VIDEO_BASE_BPM = 124
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/**
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* 推荐档位:覆盖大多数老人健走场景,一键切换 BPM + 拍号
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* 不在档位的中间数值用右下角微调即可
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*/
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const PRESETS = [
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{
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id: 'slow',
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icon: '🚶',
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name: '慢走',
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bpm: 80,
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accent: 2,
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desc: '热身 · 恢复',
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},
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{
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id: 'normal',
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icon: '🏃♀️',
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name: '健走',
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bpm: 110,
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accent: 2,
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desc: '日常 · 通勤',
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},
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{
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id: 'brisk',
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icon: '🏃',
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name: '快走',
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bpm: 130,
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accent: 2,
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desc: '提速 · 燃脂',
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},
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] as const
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const METER_OPTIONS = [
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{ label: '2', value: 2 },
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{ label: '3', value: 3 },
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{ label: '4', value: 4 },
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]
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const metronome = useMetronome({
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initialBpm: 80,
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accentEvery: 4,
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clickSrc: '/training/static/audio/click.mp3',
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accentSrc: '/training/static/audio/click-wood.mp3',
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})
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const {
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bpm,
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isPlaying,
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isAccent,
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accentEvery,
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intervalMs,
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start,
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stop,
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setBpm,
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setAccentEvery,
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preload,
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} = metronome
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const adjustBpm = (delta: number) => {
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setBpm(bpm.value + delta)
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}
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const onMeterChange = (val: number) => {
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setAccentEvery(val)
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}
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const togglePlay = () => {
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if (isPlaying.value) {
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stop()
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uni.setKeepScreenOn({ keepScreenOn: false })
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} else {
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start()
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uni.setKeepScreenOn({ keepScreenOn: true })
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}
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}
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/* 当前命中的档位(BPM + 拍号都匹配才算选中) */
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const activePreset = computed(() => {
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const hit = PRESETS.find(
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(p) => p.bpm === bpm.value && p.accent === accentEvery.value,
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)
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return hit?.id ?? null
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})
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const applyPreset = (p: (typeof PRESETS)[number]) => {
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setBpm(p.bpm)
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setAccentEvery(p.accent)
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}
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/* 视频实例与 BPM 同步 */
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let videoCtx: UniApp.VideoContext | null = null
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const playbackRate = computed(() => {
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const rate = bpm.value / VIDEO_BASE_BPM
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return Math.max(0.5, Math.min(2.0, +rate.toFixed(2)))
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})
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onMounted(() => {
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videoCtx = uni.createVideoContext('runner-video')
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setTimeout(() => videoCtx?.pause(), 50)
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})
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const onVideoError = (e: any) => {
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console.error('[runner-video] error:', e?.detail || e)
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uni.showToast({
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title: '视频加载失败,请用真机预览',
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icon: 'none',
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duration: 2500,
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})
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}
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const onVideoLoaded = (e: any) => {
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console.log('[runner-video] metadata loaded:', e?.detail)
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try {
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videoCtx?.playbackRate?.(playbackRate.value)
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} catch (_) {}
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}
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watch(isPlaying, (playing) => {
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if (playing) {
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videoCtx?.play()
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} else {
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videoCtx?.pause()
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}
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})
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watch(playbackRate, (rate) => {
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try {
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videoCtx?.playbackRate?.(rate)
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} catch (_) {}
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})
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const rootStyle = computed(() => ({
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'--beat-duration': `${intervalMs.value}ms`,
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'--step-duration': `${intervalMs.value}ms`,
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}))
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onShow(() => {
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preload()
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})
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onHide(() => {
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if (isPlaying.value) {
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stop()
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uni.setKeepScreenOn({ keepScreenOn: false })
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}
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})
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onUnmounted(() => {
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uni.setKeepScreenOn({ keepScreenOn: false })
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})
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</script>
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<style lang="scss" scoped>
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/* ============================================================
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* 设计 token —— 浅色清爽
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* ============================================================ */
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$bg-color: #f8fafc;
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$card-bg: #ffffff;
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$card-border: rgba(15, 23, 42, 0.06);
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$text-1: #0f172a;
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$text-2: #475569;
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$text-3: #94a3b8;
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$brand: #10b981;
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$brand-soft: #d1fae5;
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$brand-deep: #047857;
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$accent: #f59e0b;
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$accent-soft: #fef3c7;
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$radius-card: 24rpx;
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$radius-btn: 18rpx;
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$shadow-sm: 0 4rpx 12rpx rgba(15, 23, 42, 0.04);
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$shadow-md: 0 12rpx 28rpx rgba(15, 23, 42, 0.08);
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/* ============================================================
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* 页面容器
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* ============================================================ */
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.page {
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position: relative;
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height: 100vh;
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box-sizing: border-box;
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padding: 30rpx 28rpx 80rpx;
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background: $bg-color;
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display: flex;
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flex-direction: column;
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align-items: center;
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gap: 22rpx;
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color: $text-1;
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overflow: hidden;
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}
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/* ============================================================
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* 节拍器主舞台
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* ============================================================ */
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.stage {
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position: relative;
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width: 480rpx;
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height: 480rpx;
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margin-top: 16rpx;
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display: flex;
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align-items: center;
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justify-content: center;
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&:active .core {
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transform: scale(0.97);
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}
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}
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.ring {
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position: absolute;
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width: 100%;
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height: 100%;
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border-radius: 50%;
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border: 3rpx solid rgba(16, 185, 129, 0.12);
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pointer-events: none;
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&.playing {
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animation: ring-pulse var(--beat-duration, 750ms) ease-out infinite;
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}
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&.r2.playing {
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animation-delay: calc(var(--beat-duration, 750ms) * -0.5);
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}
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}
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@keyframes ring-pulse {
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0% {
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transform: scale(0.94);
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opacity: 0.85;
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border-color: rgba(16, 185, 129, 0.4);
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}
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100% {
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transform: scale(1.18);
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opacity: 0;
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border-color: rgba(16, 185, 129, 0);
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}
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}
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.core {
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position: relative;
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width: 380rpx;
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height: 380rpx;
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border-radius: 50%;
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background: linear-gradient(140deg, #34d399 0%, $brand-deep 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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justify-content: center;
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box-shadow:
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inset 0 -16rpx 50rpx rgba(0, 0, 0, 0.18),
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inset 0 16rpx 50rpx rgba(255, 255, 255, 0.18),
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0 16rpx 40rpx rgba(16, 185, 129, 0.32);
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transition: transform 0.12s, background 0.18s, box-shadow 0.18s;
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&.playing {
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animation: core-beat var(--beat-duration, 750ms) ease-in-out infinite;
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}
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&.playing.accent {
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background: linear-gradient(140deg, #fbbf24 0%, #d97706 100%);
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box-shadow:
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inset 0 -16rpx 50rpx rgba(0, 0, 0, 0.18),
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inset 0 16rpx 50rpx rgba(255, 255, 255, 0.22),
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0 16rpx 40rpx rgba(245, 158, 11, 0.4);
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}
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.bpm-num {
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font-size: 168rpx;
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font-weight: 800;
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color: #fff;
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line-height: 1;
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letter-spacing: -2rpx;
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font-variant-numeric: tabular-nums;
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text-shadow: 0 4rpx 12rpx rgba(0, 0, 0, 0.16);
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}
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.bpm-label {
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font-size: 22rpx;
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color: rgba(255, 255, 255, 0.7);
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letter-spacing: 6rpx;
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margin-top: 10rpx;
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font-weight: 600;
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}
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.ctrl {
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margin-top: 22rpx;
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height: 64rpx;
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display: flex;
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align-items: center;
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justify-content: center;
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}
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}
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@keyframes core-beat {
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0%,
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100% {
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transform: scale(1);
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}
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50% {
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transform: scale(1.04);
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}
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}
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/* 播放/暂停 icon */
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.icon-play {
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width: 0;
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height: 0;
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border-left: 52rpx solid #fff;
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border-top: 32rpx solid transparent;
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border-bottom: 32rpx solid transparent;
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margin-left: 12rpx;
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filter: drop-shadow(0 2rpx 6rpx rgba(0, 0, 0, 0.18));
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}
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.icon-pause {
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display: flex;
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gap: 16rpx;
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height: 60rpx;
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.bar {
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width: 16rpx;
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height: 100%;
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background: #fff;
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border-radius: 4rpx;
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box-shadow: 0 2rpx 6rpx rgba(0, 0, 0, 0.18);
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}
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}
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/* ============================================================
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* 跑步小人(无边框,跟白底融合)
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* ============================================================ */
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.walker {
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width: 100%;
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height: 260rpx;
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display: flex;
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justify-content: center;
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align-items: center;
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}
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.walker-box {
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/* 1:1 矩形,跟 video 内容比例一致,消除左右黑边
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background 设成 video 内容右上角的浅灰白色,
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万一还有 1rpx 缝隙也不会出现刺眼黑边 */
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position: relative;
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width: 260rpx;
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height: 260rpx;
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background: #e8ecf2;
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border-radius: 24rpx;
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overflow: hidden;
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box-shadow: 0 4rpx 14rpx rgba(15, 23, 42, 0.06);
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}
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.runner-video {
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width: 100%;
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height: 100%;
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/* 微信 native video 自身默认是 #000 黑底,父容器 bg 在 web 看不到,
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只能让 video 占满 + 让父 bg 跟 video 内容色融合 */
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background: #e8ecf2;
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}
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/* 覆盖在 video 右上角原生 PIP/小窗按钮上的色块
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颜色取 video 内容右上角的浅灰白渐变(#dde2eb 左右),让色块融入视频画面
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仅小程序端有效(cover-view 是小程序唯一能盖住 native 组件的元素) */
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.pip-mask {
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position: absolute;
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top: 0;
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right: 0;
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width: 80rpx;
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height: 56rpx;
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background-color: #dde2eb;
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border-bottom-left-radius: 18rpx;
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border-top-right-radius: 24rpx;
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}
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/* ============================================================
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* 三档位推荐
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* ============================================================ */
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.presets {
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width: 100%;
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display: flex;
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gap: 16rpx;
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}
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.preset {
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flex: 1;
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background: $card-bg;
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border: 2rpx solid $card-border;
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border-radius: $radius-card;
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padding: 22rpx 12rpx 20rpx;
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display: flex;
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flex-direction: column;
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align-items: center;
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gap: 6rpx;
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box-shadow: $shadow-sm;
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transition: all 0.18s;
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.preset-icon {
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font-size: 44rpx;
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line-height: 1;
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margin-bottom: 6rpx;
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}
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.preset-name {
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font-size: 30rpx;
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font-weight: 700;
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color: $text-1;
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letter-spacing: 2rpx;
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}
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.preset-bpm {
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font-size: 24rpx;
|
||
color: $text-2;
|
||
font-weight: 600;
|
||
font-variant-numeric: tabular-nums;
|
||
}
|
||
.preset-desc {
|
||
font-size: 20rpx;
|
||
color: $text-3;
|
||
letter-spacing: 1rpx;
|
||
margin-top: 2rpx;
|
||
}
|
||
|
||
&:active {
|
||
transform: scale(0.97);
|
||
}
|
||
|
||
&.active {
|
||
background: $brand-soft;
|
||
border-color: $brand;
|
||
box-shadow:
|
||
0 8rpx 20rpx rgba(16, 185, 129, 0.18),
|
||
inset 0 0 0 2rpx rgba(16, 185, 129, 0.4);
|
||
|
||
.preset-name {
|
||
color: $brand-deep;
|
||
}
|
||
.preset-bpm {
|
||
color: $brand-deep;
|
||
}
|
||
.preset-desc {
|
||
color: $brand;
|
||
}
|
||
}
|
||
}
|
||
|
||
/* ============================================================
|
||
* 右下角微调(不显眼)
|
||
* ============================================================ */
|
||
.quick-adjust {
|
||
position: absolute;
|
||
right: 28rpx;
|
||
bottom: 22rpx;
|
||
display: flex;
|
||
align-items: center;
|
||
gap: 14rpx;
|
||
padding: 10rpx 18rpx;
|
||
background: rgba(255, 255, 255, 0.7);
|
||
border: 1rpx solid rgba(15, 23, 42, 0.05);
|
||
border-radius: 999rpx;
|
||
backdrop-filter: blur(10rpx);
|
||
opacity: 0.7;
|
||
transition: opacity 0.2s;
|
||
|
||
&:active {
|
||
opacity: 1;
|
||
}
|
||
}
|
||
|
||
.qa-group {
|
||
display: flex;
|
||
align-items: center;
|
||
gap: 6rpx;
|
||
}
|
||
|
||
.qa-label {
|
||
font-size: 20rpx;
|
||
color: $text-3;
|
||
margin: 0 4rpx;
|
||
letter-spacing: 1rpx;
|
||
}
|
||
|
||
.qa-btn {
|
||
width: 40rpx;
|
||
height: 40rpx;
|
||
border-radius: 50%;
|
||
background: rgba(15, 23, 42, 0.05);
|
||
color: $text-2;
|
||
font-size: 26rpx;
|
||
font-weight: 700;
|
||
display: flex;
|
||
align-items: center;
|
||
justify-content: center;
|
||
line-height: 1;
|
||
|
||
&:active {
|
||
background: rgba(16, 185, 129, 0.18);
|
||
color: $brand-deep;
|
||
}
|
||
}
|
||
|
||
.qa-meter {
|
||
min-width: 36rpx;
|
||
height: 36rpx;
|
||
padding: 0 10rpx;
|
||
border-radius: 999rpx;
|
||
font-size: 22rpx;
|
||
color: $text-3;
|
||
font-weight: 600;
|
||
display: flex;
|
||
align-items: center;
|
||
justify-content: center;
|
||
line-height: 1;
|
||
transition: all 0.15s;
|
||
|
||
&.active {
|
||
background: $brand;
|
||
color: #fff;
|
||
box-shadow: 0 2rpx 6rpx rgba(16, 185, 129, 0.4);
|
||
}
|
||
}
|
||
|
||
.qa-divider {
|
||
width: 1rpx;
|
||
height: 22rpx;
|
||
background: rgba(15, 23, 42, 0.08);
|
||
}
|
||
</style>
|