552 lines
14 KiB
Vue
552 lines
14 KiB
Vue
<template>
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<view class="page" :style="rootStyle">
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<!-- ===== 统一运动律动视区 (Canvas 律动舞台) ===== -->
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<view class="stage-canvas-wrapper">
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<WalkerCanvas
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ref="walkerCanvasRef"
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:bpm="currentBpm"
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:is-playing="isPlaying"
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@toggle-play="onCenterTap"
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/>
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</view>
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<!-- ===== 音色选择 ===== -->
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<view class="sound-selector">
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<view
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class="sound-option"
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:class="{ active: currentSound === 'crisp' }"
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@click="onSoundSelect('crisp')"
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>
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<text class="sound-icon">✨</text>
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<text class="sound-label">清脆</text>
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</view>
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<view
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class="sound-option"
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:class="{ active: currentSound === 'wood' }"
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@click="onSoundSelect('wood')"
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>
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<text class="sound-icon">🪵</text>
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<text class="sound-label">木鱼</text>
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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 LOOP_PRESETS"
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:key="p.id"
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class="preset"
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:class="{ active: currentLoop === p.id }"
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@click="onPresetTap(p.id)"
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>
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<text class="preset-name">{{ p.label }}</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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<!-- ===== 自定义节奏区域(含标题栏+折叠内容) ===== -->
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<view class="custom-section">
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<!-- 标题栏(始终显示) -->
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<view class="custom-header" @click="onToggleCustom">
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<text class="custom-title">{{ customExpanded ? '✕ 收起自定义' : '⚙ 自定义节奏' }}</text>
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</view>
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<!-- 折叠内容(仅展开时显示) -->
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<view v-if="customExpanded" class="custom-content">
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<!-- BPM 微调 -->
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<view class="row">
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<text class="row-label">BPM</text>
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<view class="bpm-stepper">
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<view class="step-btn" @click="onBpmDelta(-5)">−5</view>
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<view class="step-btn" @click="onBpmDelta(-1)">−1</view>
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<view class="step-val">{{ currentBpm }}</view>
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<view class="step-btn" @click="onBpmDelta(1)">+1</view>
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<view class="step-btn" @click="onBpmDelta(5)">+5</view>
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</view>
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</view>
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<!-- 拍号 -->
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<view class="row">
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<text class="row-label">拍号</text>
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<view class="meter-tabs">
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<view
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v-for="n in [2, 3, 4]"
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:key="n"
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class="meter-tab"
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:class="{ active: customAccent === n }"
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@click="onAccentSelect(n)"
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>{{ n }}/4</view>
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</view>
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</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 setup lang="ts">
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import { computed, onMounted, onUnmounted, ref } from 'vue'
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import { onShow, onHide, onUnload } from '@dcloudio/uni-app'
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import { useMetronome } from '../hooks/useMetronome'
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import WalkerCanvas from './components/walker-canvas.vue'
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type LoopId = 'slow' | 'normal' | 'brisk'
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interface LoopPreset {
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id: LoopId
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bpm: number
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label: string
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desc: string
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}
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const LOOP_PRESETS: readonly LoopPreset[] = [
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{ id: 'slow', bpm: 110, label: '慢走', desc: '热身 · 恢复' },
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{ id: 'normal', bpm: 130, label: '健走', desc: '日常 · 通勤' },
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{ id: 'brisk', bpm: 150, label: '快走', desc: '提速 · 燃脂' },
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]
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const customExpanded = ref<boolean>(false)
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const currentLoop = ref<LoopId | null>('normal')
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const currentSound = ref<'crisp' | 'wood'>('crisp')
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const walkerCanvasRef = ref<any>(null)
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/* 节拍器音效配置 */
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const SOUND_PRESETS = {
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crisp: {
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normal: 'https://gz-1349751149.cos.ap-guangzhou.myqcloud.com/uploads/file/20260527/202605271539371ebe13672.mp3',
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accent: 'https://gz-1349751149.cos.ap-guangzhou.myqcloud.com/uploads/file/20260527/202605271539376ff628472.mp3',
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},
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wood: {
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normal: 'https://gz-1349751149.cos.ap-guangzhou.myqcloud.com/uploads/file/20260526/202605261051282a0a94508.mp3',
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accent: 'https://gz-1349751149.cos.ap-guangzhou.myqcloud.com/uploads/file/20260526/202605261051282a0a94508.mp3',
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},
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}
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// 统一采用高精度引擎，彻底抛弃卡顿的后台播放引擎
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const fg = useMetronome({
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initialBpm: 130,
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accentEvery: 2,
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clickSrc: SOUND_PRESETS.crisp.normal,
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accentSrc: SOUND_PRESETS.crisp.accent,
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poolSize: 4,
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// 【完美音画同步核心】
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onBeat: (index, isAccent) => {
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if (walkerCanvasRef.value && walkerCanvasRef.value.triggerBeat) {
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walkerCanvasRef.value.triggerBeat()
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}
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}
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})
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const isPlaying = computed(() => fg.isPlaying.value)
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const currentBpm = computed(() => fg.bpm.value)
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const customAccent = computed(() => fg.accentEvery.value)
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const intervalMs = computed(() => 60000 / fg.bpm.value)
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/* ============================================================
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* 中央圆按钮
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* ============================================================ */
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const onCenterTap = () => {
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if (fg.isPlaying.value) {
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fg.stop()
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uni.setKeepScreenOn({ keepScreenOn: false })
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} else {
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fg.start()
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uni.setKeepScreenOn({ keepScreenOn: true })
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}
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}
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/* ============================================================
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* 档位卡片
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* ============================================================ */
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const onPresetTap = (id: LoopId) => {
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const preset = LOOP_PRESETS.find(p => p.id === id)
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if (!preset) return
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currentLoop.value = id
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fg.setBpm(preset.bpm)
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if (!fg.isPlaying.value) {
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fg.start()
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uni.setKeepScreenOn({ keepScreenOn: true })
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}
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}
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/* ============================================================
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* 自定义折叠区切换
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* ============================================================ */
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const onToggleCustom = () => {
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customExpanded.value = !customExpanded.value
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if (customExpanded.value) {
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fg.preload()
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} else {
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// 收起时，如果当前 BPM 刚好匹配某个档位，高亮对应档位卡片
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const matched = LOOP_PRESETS.find(p => p.bpm === fg.bpm.value)
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currentLoop.value = matched ? matched.id : null
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}
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}
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const onBpmDelta = (delta: number) => {
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fg.setBpm(fg.bpm.value + delta)
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currentLoop.value = null // 用户手动微调后取消档位高亮
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}
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const onAccentSelect = (n: number) => {
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fg.setAccentEvery(n)
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}
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const onSoundSelect = (sound: 'crisp' | 'wood') => {
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currentSound.value = sound
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const preset = SOUND_PRESETS[sound]
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fg.updateAudioSrc(preset.normal, preset.accent)
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}
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const rootStyle = computed(() => ({
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'--beat-duration': `${intervalMs.value}ms`,
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}))
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onShow(() => {
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fg.preload()
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})
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function cleanupMetronome() {
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fg.stop()
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uni.setKeepScreenOn({ keepScreenOn: false })
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}
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onHide(cleanupMetronome)
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onUnload(cleanupMetronome)
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onUnmounted(cleanupMetronome)
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</script>
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<style lang="scss" scoped>
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/* ============================================================
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* 设计 token —— 浅色清爽
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* ============================================================ */
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$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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$warn: #f59e0b;
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$warn-soft: #fef3c7;
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$radius-card: 24rpx;
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$shadow-sm: 0 4rpx 12rpx rgba(15, 23, 42, 0.04);
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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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min-height: 100vh;
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box-sizing: border-box;
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padding: 30rpx 28rpx 50rpx;
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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: 20rpx;
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color: $text-1;
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}
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/* ============================================================
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* 统一运动律动视区 (Canvas)
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* ============================================================ */
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.stage-canvas-wrapper {
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width: 100vw;
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margin-left: -28rpx;
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margin-right: -28rpx;
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flex-shrink: 0; /* 防止被压缩 */
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height: 600rpx; /* 固定高度，不随内容变化 */
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display: flex;
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justify-content: center;
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align-items: center;
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margin-bottom: 24rpx;
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position: relative;
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}
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/* ============================================================
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* 音色选择器
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* ============================================================ */
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.sound-selector {
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width: 100%;
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display: flex;
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gap: 14rpx;
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margin-bottom: 20rpx;
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}
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.sound-option {
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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: 20rpx 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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gap: 10rpx;
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box-shadow: $shadow-sm;
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transition: all 0.18s;
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.sound-icon {
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font-size: 32rpx;
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}
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.sound-label {
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font-size: 26rpx;
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font-weight: 600;
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color: $text-2;
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letter-spacing: 1rpx;
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}
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&:active {
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transform: scale(0.97);
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}
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&.active {
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background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
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border-color: $brand;
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box-shadow:
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0 8rpx 20rpx rgba(16, 185, 129, 0.18),
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inset 0 0 0 2rpx rgba(16, 185, 129, 0.4);
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.sound-label {
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color: $brand-deep;
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}
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}
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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: 14rpx;
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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: 26rpx 8rpx;
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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: 8rpx;
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box-shadow: $shadow-sm;
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transition: all 0.18s;
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.preset-name {
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font-size: 28rpx;
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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: 22rpx;
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color: $text-2;
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font-weight: 600;
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font-variant-numeric: tabular-nums;
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}
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.preset-desc {
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font-size: 18rpx;
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color: $text-3;
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letter-spacing: 1rpx;
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margin-top: 2rpx;
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}
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&:active {
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transform: scale(0.97);
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}
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&.active {
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background: $brand-soft;
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border-color: $brand;
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box-shadow:
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0 8rpx 20rpx rgba(16, 185, 129, 0.18),
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inset 0 0 0 2rpx rgba(16, 185, 129, 0.4);
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.preset-name {
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color: $brand-deep;
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}
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.preset-bpm {
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color: $brand-deep;
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}
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.preset-desc {
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color: $brand;
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}
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}
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}
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/* ============================================================
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* 自定义节奏区域(标题栏 + 折叠内容)
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* ============================================================ */
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.custom-section {
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width: 100%;
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margin-top: 12rpx;
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}
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.custom-header {
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width: 100%;
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padding: 16rpx 6rpx;
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display: flex;
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align-items: center;
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justify-content: center;
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.custom-title {
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font-size: 22rpx;
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color: $text-3;
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letter-spacing: 0.5rpx;
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&:active {
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color: $text-2;
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}
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}
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}
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.custom-content {
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width: 100%;
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background: $card-bg;
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border: 2rpx solid rgba(245, 158, 11, 0.25);
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border-radius: $radius-card;
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box-shadow: 0 6rpx 18rpx rgba(245, 158, 11, 0.08);
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padding: 20rpx 24rpx 22rpx;
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display: flex;
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flex-direction: column;
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gap: 16rpx;
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margin-top: 8rpx;
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}
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.custom-warn {
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display: flex;
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align-items: center;
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gap: 8rpx;
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margin-bottom: 4rpx;
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.warn-dot {
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font-size: 18rpx;
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color: $warn;
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}
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.warn-text {
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font-size: 22rpx;
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color: #b45309;
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letter-spacing: 0.5rpx;
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font-weight: 600;
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}
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}
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.row {
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display: flex;
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align-items: center;
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justify-content: space-between;
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gap: 12rpx;
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.row-label {
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font-size: 24rpx;
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color: $text-2;
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font-weight: 600;
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letter-spacing: 1rpx;
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flex-shrink: 0;
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width: 70rpx;
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}
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}
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.bpm-stepper {
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display: flex;
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align-items: center;
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gap: 6rpx;
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flex: 1;
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justify-content: flex-end;
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.step-btn {
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min-width: 56rpx;
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height: 52rpx;
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line-height: 52rpx;
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text-align: center;
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font-size: 22rpx;
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color: $text-2;
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background: #f1f5f9;
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border-radius: 10rpx;
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font-weight: 600;
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padding: 0 10rpx;
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font-variant-numeric: tabular-nums;
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&:active {
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background: #e2e8f0;
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transform: scale(0.94);
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}
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}
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.step-val {
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min-width: 84rpx;
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height: 52rpx;
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line-height: 52rpx;
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text-align: center;
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font-size: 30rpx;
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font-weight: 800;
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color: $text-1;
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font-variant-numeric: tabular-nums;
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background: $warn-soft;
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border-radius: 10rpx;
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}
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}
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.meter-tabs {
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display: flex;
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gap: 8rpx;
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.meter-tab {
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height: 52rpx;
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line-height: 52rpx;
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padding: 0 18rpx;
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font-size: 22rpx;
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color: $text-2;
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background: #f1f5f9;
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border-radius: 10rpx;
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font-weight: 600;
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letter-spacing: 1rpx;
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&.active {
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background: $warn;
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color: #fff;
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box-shadow: 0 4rpx 10rpx rgba(245, 158, 11, 0.3);
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}
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&:active {
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transform: scale(0.94);
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}
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}
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}
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/* ============================================================
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* 底部行(已废弃,保留样式以防引用)
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* ============================================================ */
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.bottom-row {
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width: 100%;
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margin-top: 6rpx;
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display: flex;
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align-items: center;
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justify-content: space-between;
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padding: 0 6rpx;
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}
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.bottom-link {
|
||
font-size: 22rpx;
|
||
color: $text-3;
|
||
letter-spacing: 0.5rpx;
|
||
padding: 8rpx 4rpx;
|
||
|
||
&:active {
|
||
color: $text-2;
|
||
}
|
||
}
|
||
|
||
.bottom-hint {
|
||
font-size: 22rpx;
|
||
color: $text-3;
|
||
letter-spacing: 0.5rpx;
|
||
}
|
||
</style>
|