sanbuphy
e8bba6f7c0
- Create PerformanceOverviewDemo.vue with interactive performance dimension visualization - Update config.mjs to support new component registration - Add new frontend evolution components to theme/index.js - Consolidate stage-0 intro pages into index.md across all locales - Enhance LLM intro documentation with tokenization details
533 lines
11 KiB
Vue
533 lines
11 KiB
Vue
<!--
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ResponsiveGridDemo.vue
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响应式布局演示 - 重构版
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用途：
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用"智能变形相框"的比喻，让零基础用户理解响应式设计。
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通过可拖动的滑块，直观展示同一套代码如何适配不同屏幕尺寸。
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-->
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<template>
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<div class="responsive-demo">
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<div class="scenario-intro">
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<div class="emoji-scene">🖼️ 📱 💻</div>
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<h4>智能变形相框</h4>
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<p>想象你有一张照片，它会自动调整大小和布局，在任何相框里都好看！</p>
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</div>
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<div class="device-presets">
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<button
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v-for="device in devices"
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:key="device.id"
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:class="['device-btn', { active: screenWidth === device.width }]"
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@click="setDevice(device.width)"
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>
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<span class="device-icon">{{ device.icon }}</span>
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<span class="device-name">{{ device.name }}</span>
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<span class="device-size">{{ device.width }}px</span>
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</button>
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</div>
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<div class="slider-control">
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<div class="slider-labels">
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<span>📱 手机</span>
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<span>
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<input
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type="range"
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v-model="screenWidth"
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:min="320"
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:max="1400"
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step="10"
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class="width-slider"
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/>
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</span>
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<span>💻 电脑</span>
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</div>
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<div class="current-width">
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当前宽度: <strong>{{ screenWidth }}px</strong> - {{ currentBreakpoint.name }}
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</div>
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</div>
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<div class="viewport-preview">
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<div class="viewport-header">
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<span class="viewport-device">{{ currentDevice }}</span>
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<span class="viewport-dots">
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<span></span>
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<span></span>
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<span></span>
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</span>
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</div>
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<div class="viewport-content" :style="{ width: screenWidth + 'px' }">
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<div class="demo-grid" :class="gridClass">
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<div
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v-for="(item, index) in gridItems"
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:key="index"
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class="grid-item"
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:style="{ animationDelay: (index * 0.1) + 's' }"
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>
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<div class="item-icon">{{ item.icon }}</div>
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<div class="item-title">{{ item.title }}</div>
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<div class="item-desc">{{ item.description }}</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="breakpoint-indicator">
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<div class="bp-track">
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<div
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v-for="bp in breakpoints"
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:key="bp.name"
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class="bp-point"
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:class="{ active: screenWidth >= bp.min && screenWidth < (bp.max || 9999) }"
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:style="{ left: ((bp.min - 320) / (1400 - 320)) * 100 + '%' }"
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>
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<span class="bp-label">{{ bp.name }}</span>
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<span class="bp-range">{{ bp.min }}px</span>
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</div>
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</div>
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</div>
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<div class="code-preview">
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<div class="code-header">
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<span class="code-title">💻 响应式 CSS 代码</span>
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<span class="code-lang">CSS</span>
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</div>
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<pre class="code-block"><code>/* 默认：手机端（单列） */
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.grid {
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display: grid;
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gap: 1rem;
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grid-template-columns: 1fr;
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}
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/* 平板端：双列（640px 以上） */
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@media (min-width: 640px) {
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.grid {
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grid-template-columns: repeat(2, 1fr);
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}
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}
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/* 电脑端：三列（1024px 以上） */
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@media (min-width: 1024px) {
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.grid {
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grid-template-columns: repeat(3, 1fr);
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}
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}</code></pre>
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</div>
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<div class="tips-box">
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<div class="tips-icon">🎯</div>
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<div class="tips-content">
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<strong>关键点：</strong>
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响应式布局通过 CSS 媒体查询（Media Query）自动适配不同屏幕。
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就像智能相框，无论大屏小屏，内容都能完美展示！
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</div>
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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 { ref, computed } from 'vue'
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const screenWidth = ref(375)
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const devices = [
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{ id: 'iphone-se', name: 'iPhone SE', width: 375, icon: '📱' },
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{ id: 'iphone-14', name: 'iPhone 14', width: 390, icon: '📱' },
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{ id: 'ipad-mini', name: 'iPad Mini', width: 768, icon: '📲' },
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{ id: 'macbook', name: 'MacBook', width: 1280, icon: '💻' },
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{ id: 'desktop', name: '桌面显示器', width: 1400, icon: '🖥️' }
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]
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const breakpoints = [
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{ name: 'sm', min: 320, max: 640 },
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{ name: 'md', min: 640, max: 1024 },
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{ name: 'lg', min: 1024, max: 9999 }
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]
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const currentBreakpoint = computed(() => {
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if (screenWidth.value < 640) return { name: '手机端（小屏）', cols: 1 }
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if (screenWidth.value < 1024) return { name: '平板端（中屏）', cols: 2 }
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return { name: '电脑端（大屏）', cols: 3 }
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})
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const currentDevice = computed(() => {
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const device = devices.find(d => d.width === screenWidth.value)
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return device ? device.name : `${screenWidth.value}px 视口`
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})
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const gridClass = computed(() => {
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if (screenWidth.value < 640) return 'grid-cols-1'
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if (screenWidth.value < 1024) return 'grid-cols-2'
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return 'grid-cols-3'
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})
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const setDevice = (width) => {
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screenWidth.value = width
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}
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const gridItems = [
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{ icon: '📷', title: '摄影', description: '捕捉精彩瞬间' },
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{ icon: '🎨', title: '设计', description: '创造视觉美感' },
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{ icon: '💻', title: '编程', description: '构建数字世界' },
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{ icon: '🎵', title: '音乐', description: '谱写动人旋律' },
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{ icon: '📚', title: '阅读', description: '探索知识海洋' },
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{ icon: '✈️', title: '旅行', description: '发现世界之美' }
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]
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</script>
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<style scoped>
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.responsive-demo {
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border: 1px solid var(--vp-c-divider);
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border-radius: 12px;
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background: linear-gradient(135deg, var(--vp-c-bg-soft) 0%, var(--vp-c-bg) 100%);
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padding: 1.5rem;
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margin: 1rem 0;
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}
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.scenario-intro {
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text-align: center;
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margin-bottom: 1.5rem;
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padding: 1rem;
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background: linear-gradient(135deg, rgba(77, 208, 225, 0.2), rgba(126, 87, 194, 0.2));
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border-radius: 12px;
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}
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.emoji-scene {
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font-size: 3rem;
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margin-bottom: 0.5rem;
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animation: float 3s ease-in-out infinite;
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}
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@keyframes float {
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0%, 100% { transform: translateY(0); }
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50% { transform: translateY(-10px); }
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}
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.scenario-intro h4 {
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margin: 0.5rem 0;
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color: var(--vp-c-text-1);
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font-size: 1.2rem;
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}
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.scenario-intro p {
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margin: 0;
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color: var(--vp-c-text-2);
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font-size: 0.9rem;
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}
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.device-presets {
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display: flex;
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flex-wrap: wrap;
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gap: 0.5rem;
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margin-bottom: 1rem;
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}
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.device-btn {
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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: 0.25rem;
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padding: 0.5rem 0.75rem;
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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);
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cursor: pointer;
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transition: all 0.2s;
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min-width: 80px;
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}
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.device-btn:hover {
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border-color: var(--vp-c-brand);
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transform: translateY(-2px);
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}
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.device-btn.active {
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border-color: var(--vp-c-brand);
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background: var(--vp-c-brand-soft);
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}
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.device-icon {
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font-size: 1.5rem;
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}
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.device-name {
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font-size: 0.75rem;
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font-weight: 500;
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color: var(--vp-c-text-1);
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}
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.device-size {
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font-size: 0.625rem;
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color: var(--vp-c-text-2);
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}
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.slider-control {
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margin-bottom: 1rem;
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padding: 1rem;
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background: var(--vp-c-bg);
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border-radius: 8px;
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border: 1px solid var(--vp-c-divider);
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}
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.slider-labels {
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display: flex;
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justify-content: space-between;
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align-items: center;
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margin-bottom: 0.5rem;
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font-size: 0.875rem;
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}
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.width-slider {
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width: 100%;
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height: 8px;
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-webkit-appearance: none;
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appearance: none;
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background: linear-gradient(90deg, #4dd0e1, #7e57c2);
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border-radius: 4px;
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outline: none;
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}
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.width-slider::-webkit-slider-thumb {
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-webkit-appearance: none;
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appearance: none;
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width: 24px;
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height: 24px;
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background: white;
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border: 3px solid #7e57c2;
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border-radius: 50%;
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cursor: pointer;
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box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
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}
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.current-width {
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text-align: center;
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margin-top: 0.5rem;
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font-size: 0.875rem;
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color: var(--vp-c-text-2);
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}
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.viewport-preview {
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border: 2px solid var(--vp-c-brand);
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border-radius: 12px;
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overflow: hidden;
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background: white;
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margin-bottom: 1rem;
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}
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.viewport-header {
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display: flex;
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justify-content: space-between;
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align-items: center;
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padding: 0.5rem 0.75rem;
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background: var(--vp-c-brand-soft);
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border-bottom: 1px solid var(--vp-c-brand);
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}
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.viewport-device {
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font-size: 0.75rem;
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font-weight: 600;
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color: var(--vp-c-brand-dark);
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}
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.viewport-dots {
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display: flex;
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gap: 4px;
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}
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.viewport-dots span {
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width: 8px;
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height: 8px;
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border-radius: 50%;
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background: var(--vp-c-brand);
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}
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.viewport-content {
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margin: 0 auto;
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transition: width 0.3s ease;
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overflow: hidden;
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}
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.demo-grid {
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display: grid;
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gap: 0.75rem;
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padding: 1rem;
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}
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.grid-cols-1 {
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grid-template-columns: 1fr;
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}
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.grid-cols-2 {
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grid-template-columns: repeat(2, 1fr);
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}
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.grid-cols-3 {
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grid-template-columns: repeat(3, 1fr);
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}
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.grid-item {
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background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
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border-radius: 12px;
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padding: 1rem;
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color: white;
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text-align: center;
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transition: all 0.3s ease;
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animation: fadeInUp 0.5s ease both;
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}
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.grid-item:hover {
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transform: translateY(-4px);
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box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
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}
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@keyframes fadeInUp {
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from {
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opacity: 0;
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transform: translateY(20px);
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}
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to {
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opacity: 1;
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transform: translateY(0);
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}
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}
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.item-icon {
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font-size: 2rem;
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margin-bottom: 0.5rem;
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}
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.item-title {
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font-size: 1rem;
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font-weight: 600;
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margin-bottom: 0.25rem;
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}
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.item-desc {
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font-size: 0.75rem;
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opacity: 0.9;
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}
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.breakpoint-indicator {
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margin-bottom: 1rem;
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padding: 1rem;
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background: var(--vp-c-bg);
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border-radius: 8px;
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border: 1px solid var(--vp-c-divider);
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}
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.bp-track {
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position: relative;
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height: 40px;
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background: linear-gradient(90deg, #4dd0e1 0%, #7e57c2 50%, #ab47bc 100%);
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border-radius: 20px;
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}
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.bp-point {
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position: absolute;
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top: 50%;
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transform: translate(-50%, -50%);
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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: 4px;
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}
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.bp-point.active .bp-label {
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background: white;
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color: #333;
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font-weight: 700;
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transform: scale(1.1);
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}
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.bp-label {
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padding: 4px 8px;
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background: rgba(255, 255, 255, 0.8);
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border-radius: 12px;
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font-size: 0.75rem;
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font-weight: 600;
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color: #555;
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transition: all 0.3s;
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}
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.bp-range {
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font-size: 0.625rem;
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color: white;
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text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
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}
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.code-preview {
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border: 1px solid var(--vp-c-divider);
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border-radius: 8px;
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overflow: hidden;
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margin-bottom: 1rem;
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}
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.code-header {
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display: flex;
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justify-content: space-between;
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align-items: center;
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padding: 0.5rem 0.75rem;
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background: var(--vp-c-bg-alt);
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border-bottom: 1px solid var(--vp-c-divider);
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}
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.code-title {
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font-size: 0.875rem;
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font-weight: 500;
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color: var(--vp-c-text-1);
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}
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.code-lang {
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font-size: 0.75rem;
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padding: 0.125rem 0.5rem;
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background: var(--vp-c-brand);
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color: white;
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border-radius: 4px;
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}
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.code-block {
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margin: 0;
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padding: 1rem;
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background: #1e1e2e;
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color: #a6accd;
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font-size: 0.8125rem;
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line-height: 1.6;
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overflow-x: auto;
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}
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.tips-box {
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display: flex;
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gap: 0.75rem;
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padding: 1rem;
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background: linear-gradient(135deg, #e3f2fd, #f3e5f5);
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border-radius: 8px;
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border-left: 4px solid #2196f3;
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}
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.tips-icon {
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font-size: 1.5rem;
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}
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.tips-content {
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flex: 1;
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font-size: 0.9rem;
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color: #444;
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line-height: 1.6;
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}
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@media (max-width: 768px) {
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.scene-body {
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grid-template-columns: 1fr;
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}
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.device-presets {
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flex-direction: column;
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}
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.bp-track {
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height: 60px;
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}
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}
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</style>
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