sanbuphy
0eba9e87e9
- Disable formatting rules (handled by Prettier) - Relaxed strict Vue/JS rules for demo code compatibility - Fix syntax errors in ApiPlayground and VoiceCloningDemo - Fix duplicate else-if condition in ApiPlayground - Fix Promise executor async pattern in AutoregressiveAudioDemo - Add TypeScript file support to ESLint config Warnings reduced from 295 to 251 problems. Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
489 lines
11 KiB
Vue
489 lines
11 KiB
Vue
<template>
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<div class="box-demo">
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<div class="demo-header">
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<span class="title">CSS 盒模型</span>
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<span class="subtitle">理解元素实际占用空间的构成</span>
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</div>
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<div class="scenario">
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<strong>场景：</strong>你要做三个并排卡片，容器宽度 900px，每个卡片设 width: 200px。结果第三个掉下去了——为什么？
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</div>
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<div class="main-area">
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<div class="left-panel">
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<div class="controls">
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<div class="control-row">
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<label>width</label>
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<input
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v-model.number="contentW"
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type="range"
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min="60"
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max="150"
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>
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<span class="val">{{ contentW }}px</span>
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</div>
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<div class="control-row">
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<label>padding</label>
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<input
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v-model.number="padding"
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type="range"
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min="0"
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max="30"
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>
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<span class="val">{{ padding }}px</span>
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</div>
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<div class="control-row">
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<label>border</label>
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<input
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v-model.number="border"
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type="range"
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min="0"
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max="15"
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>
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<span class="val">{{ border }}px</span>
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</div>
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<div class="control-row">
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<label>margin</label>
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<input
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v-model.number="margin"
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type="range"
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min="0"
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max="20"
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>
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<span class="val">{{ margin }}px</span>
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</div>
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</div>
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<div class="box-sizing-toggle">
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<span class="toggle-label">box-sizing:</span>
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<button
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:class="['toggle-btn', { active: boxSizing === 'content-box' }]"
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@click="boxSizing = 'content-box'"
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>
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content-box
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</button>
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<button
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:class="['toggle-btn', { active: boxSizing === 'border-box' }]"
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@click="boxSizing = 'border-box'"
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>
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border-box
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</button>
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</div>
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<div class="visual">
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<div
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class="layer margin"
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:style="{ padding: margin + 'px' }"
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>
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<span
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v-if="margin >= 8"
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class="layer-label"
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>margin</span>
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<div
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class="layer border"
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:style="{ borderWidth: border + 'px' }"
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>
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<span
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v-if="border >= 5"
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class="layer-label"
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>border</span>
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<div
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class="layer padding"
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:style="{ padding: padding + 'px' }"
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>
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<span
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v-if="padding >= 8"
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class="layer-label"
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>padding</span>
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<div
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class="content"
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:style="{ width: contentW + 'px' }"
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>
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content<br>{{ contentW }}px
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</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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<div class="right-panel">
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<div class="result-card">
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<div class="result-header">
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<span class="result-title">实际占用宽度</span>
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<span class="result-value">{{ total }}px</span>
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</div>
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<div class="formula">
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<template v-if="boxSizing === 'content-box'">
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{{ contentW }} + {{ padding }}×2 + {{ border }}×2 + {{ margin }}×2 = {{ total }}px
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</template>
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<template v-else>
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{{ contentW }}px（已包含 padding 和 border） + {{ margin }}×2 = {{ total }}px
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</template>
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</div>
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<div
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class="result-hint"
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:class="{ warning: total * 3 > 900 }"
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>
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<template v-if="total * 3 > 900">
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三个卡片需要 {{ total * 3 }}px，超出容器 900px，第三个会掉下去
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</template>
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<template v-else>
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三个卡片共 {{ total * 3 }}px，可以放下
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</template>
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</div>
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</div>
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<div class="code-block">
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<div class="code-title">
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CSS
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</div>
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<div class="code-content">
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<div class="line">
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.box {
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</div>
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<div class="line hl">
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box-sizing: {{ boxSizing }};
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</div>
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<div class="line">
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width: {{ contentW }}px;
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</div>
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<div class="line">
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padding: {{ padding }}px;
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</div>
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<div class="line">
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border: {{ border }}px solid #ccc;
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</div>
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<div class="line">
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margin: {{ margin }}px;
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</div>
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<div class="line">
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}
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</div>
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</div>
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</div>
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</div>
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</div>
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<div class="info-box">
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<strong>关键区别：</strong>
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<code>content-box</code>（默认）的 width 只是内容宽度；
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<code>border-box</code> 的 width 包含 content + padding + border。推荐全局设置 <code>box-sizing: border-box</code>。
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</div>
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</div>
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</template>
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<script setup>
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import { computed, ref } from 'vue'
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const contentW = ref(100)
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const padding = ref(15)
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const border = ref(5)
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const margin = ref(10)
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const boxSizing = ref('content-box')
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const total = computed(() => {
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if (boxSizing.value === 'border-box') {
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return contentW.value + margin.value * 2
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}
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return contentW.value + padding.value * 2 + border.value * 2 + margin.value * 2
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})
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</script>
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<style scoped>
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.box-demo {
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border: 1px solid var(--vp-c-divider);
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border-radius: 8px;
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background: var(--vp-c-bg-soft);
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padding: 1rem;
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margin: 1rem 0;
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}
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.demo-header {
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display: flex;
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flex-direction: column;
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gap: 0.25rem;
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margin-bottom: 0.75rem;
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}
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.demo-header .title {
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font-weight: 600;
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font-size: 1rem;
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color: var(--vp-c-text-1);
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}
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.demo-header .subtitle {
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color: var(--vp-c-text-2);
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font-size: 0.85rem;
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}
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.scenario {
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background: var(--vp-c-warning-soft);
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border: 1px solid var(--vp-c-warning-dimm);
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border-radius: 6px;
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padding: 0.6rem 0.75rem;
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font-size: 0.8rem;
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color: var(--vp-c-text-2);
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margin-bottom: 1rem;
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}
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.scenario strong {
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color: var(--vp-c-text-1);
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}
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.main-area {
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display: grid;
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grid-template-columns: 1fr 1fr;
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gap: 1rem;
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margin-bottom: 1rem;
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}
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@media (max-width: 768px) {
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.main-area { grid-template-columns: 1fr; }
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}
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.left-panel {
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display: flex;
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flex-direction: column;
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gap: 0.75rem;
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}
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.controls {
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display: flex;
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flex-direction: column;
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gap: 0.4rem;
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}
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.control-row {
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display: flex;
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align-items: center;
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gap: 0.5rem;
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background: var(--vp-c-bg);
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border: 1px solid var(--vp-c-divider);
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border-radius: 6px;
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padding: 0.4rem 0.6rem;
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}
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.control-row label {
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font-size: 0.8rem;
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font-weight: 500;
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min-width: 55px;
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color: var(--vp-c-text-1);
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font-family: var(--vp-font-family-mono);
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}
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.control-row input[type='range'] {
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flex: 1;
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height: 4px;
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accent-color: var(--vp-c-brand);
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}
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.control-row .val {
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font-family: var(--vp-font-family-mono);
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font-size: 0.75rem;
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color: var(--vp-c-brand);
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min-width: 40px;
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text-align: right;
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}
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.box-sizing-toggle {
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display: flex;
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align-items: center;
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gap: 0.5rem;
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flex-wrap: wrap;
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}
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.toggle-label {
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font-size: 0.8rem;
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font-weight: 500;
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color: var(--vp-c-text-2);
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font-family: var(--vp-font-family-mono);
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}
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.toggle-btn {
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padding: 0.3rem 0.6rem;
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border: 1px solid var(--vp-c-divider);
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border-radius: 4px;
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background: var(--vp-c-bg);
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cursor: pointer;
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font-size: 0.7rem;
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font-family: var(--vp-font-family-mono);
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transition: all 0.2s;
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}
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.toggle-btn:hover { background: var(--vp-c-bg-soft); }
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.toggle-btn.active {
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border-color: var(--vp-c-brand);
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color: var(--vp-c-brand);
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background: var(--vp-c-brand-soft);
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}
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.visual {
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background: var(--vp-c-bg);
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border: 1px solid var(--vp-c-divider);
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border-radius: 8px;
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padding: 1rem;
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display: flex;
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justify-content: center;
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align-items: center;
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min-height: 140px;
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}
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.layer {
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position: relative;
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border-radius: 4px;
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display: flex;
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align-items: center;
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justify-content: center;
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transition: all 0.2s;
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}
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.layer-label {
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position: absolute;
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top: 2px;
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left: 4px;
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font-size: 9px;
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font-weight: 600;
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opacity: 0.6;
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font-family: var(--vp-font-family-mono);
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}
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.margin {
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background: rgba(251, 191, 36, 0.1);
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border: 1px dashed rgba(251, 191, 36, 0.5);
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}
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.margin .layer-label { color: #d97706; }
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.border {
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background: rgba(14, 165, 233, 0.1);
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border-style: solid;
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border-color: var(--vp-c-brand);
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}
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.border .layer-label { color: var(--vp-c-brand); }
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.padding {
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background: rgba(34, 197, 94, 0.1);
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border: 1px dashed rgba(34, 197, 94, 0.5);
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}
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.padding .layer-label { color: #16a34a; }
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.content {
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background: var(--vp-c-brand);
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color: #fff;
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border-radius: 4px;
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font-weight: 600;
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font-size: 0.7rem;
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height: 50px;
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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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text-align: center;
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line-height: 1.3;
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}
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.right-panel {
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display: flex;
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flex-direction: column;
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gap: 0.75rem;
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}
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.result-card {
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background: var(--vp-c-bg);
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border: 1px solid var(--vp-c-divider);
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border-radius: 8px;
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padding: 0.75rem;
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}
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.result-header {
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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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margin-bottom: 0.25rem;
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}
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.result-title {
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font-size: 0.8rem;
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font-weight: 500;
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color: var(--vp-c-text-2);
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}
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.result-value {
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font-size: 1.25rem;
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font-weight: 700;
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color: var(--vp-c-brand);
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font-family: var(--vp-font-family-mono);
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}
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.formula {
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font-family: var(--vp-font-family-mono);
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font-size: 0.75rem;
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color: var(--vp-c-text-2);
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background: var(--vp-c-bg-soft);
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padding: 0.4rem 0.6rem;
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border-radius: 4px;
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}
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.result-hint {
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margin-top: 0.5rem;
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font-size: 0.75rem;
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color: var(--vp-c-success);
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padding: 0.4rem 0.6rem;
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background: var(--vp-c-success-soft);
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border-radius: 4px;
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}
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.result-hint.warning {
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color: var(--vp-c-warning);
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background: var(--vp-c-warning-soft);
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}
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.code-block {
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background: var(--vp-c-bg);
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border: 1px solid var(--vp-c-divider);
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border-radius: 8px;
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padding: 0.75rem;
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flex: 1;
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}
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.code-title {
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font-size: 0.75rem;
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font-weight: 600;
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color: var(--vp-c-text-2);
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margin-bottom: 0.5rem;
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text-transform: uppercase;
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letter-spacing: 0.5px;
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}
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.code-content {
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background: #1a1a2e;
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color: #e5e7eb;
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border-radius: 6px;
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padding: 0.75rem;
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font-family: var(--vp-font-family-mono);
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font-size: 0.75rem;
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line-height: 1.6;
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}
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.line { white-space: pre; }
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.hl {
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color: var(--vp-c-brand);
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}
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.info-box {
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background: var(--vp-c-bg-alt);
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padding: 0.75rem 1rem;
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border-radius: 8px;
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font-size: 0.85rem;
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color: var(--vp-c-text-2);
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}
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.info-box strong { color: var(--vp-c-text-1); }
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.info-box code {
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background: var(--vp-c-bg-soft);
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padding: 0.1rem 0.3rem;
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border-radius: 3px;
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font-size: 0.8rem;
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}
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</style>
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