sanbuphy
399913d3ff
Clean up visual presentation by removing decorative icons from demo headers and info boxes across all components. Also removes now-unused CSS rules for icon styling.
529 lines
12 KiB
Vue
529 lines
12 KiB
Vue
<template>
|
||
<div class="ds-overview-demo">
|
||
<div class="demo-header">
|
||
<span class="title">数据结构全景图</span>
|
||
<span class="subtitle">不同场景选择不同的数据组织方式</span>
|
||
</div>
|
||
|
||
<div class="structure-map">
|
||
<div class="map-intro">
|
||
数据结构就像整理房间的方式：把衣服放进衣柜、书放在书架、杂物放抽屉
|
||
</div>
|
||
|
||
<div class="structure-categories">
|
||
<div
|
||
v-for="category in categories"
|
||
:key="category.id"
|
||
:class="['category-card', { active: activeCategory === category.id }]"
|
||
@click="activeCategory = category.id"
|
||
>
|
||
<div class="category-icon">{{ category.icon }}</div>
|
||
<div class="category-name">{{ category.name }}</div>
|
||
<div class="category-desc">{{ category.desc }}</div>
|
||
<div class="category-examples">
|
||
<span
|
||
v-for="example in category.examples"
|
||
:key="example"
|
||
class="example-tag"
|
||
>
|
||
{{ example }}
|
||
</span>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
|
||
<!-- 详细说明 -->
|
||
<div class="category-detail">
|
||
<div class="detail-header">
|
||
<span class="detail-icon">{{ currentCategory.icon }}</span>
|
||
<span class="detail-title">{{ currentCategory.name }}</span>
|
||
</div>
|
||
|
||
<div class="detail-content">
|
||
<div class="detail-section">
|
||
<div class="section-title">特点</div>
|
||
<div class="feature-grid">
|
||
<div
|
||
v-for="(feature, index) in currentCategory.features"
|
||
:key="index"
|
||
class="feature-item"
|
||
>
|
||
<span class="feature-icon">✓</span>
|
||
<span class="feature-text">{{ feature }}</span>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
|
||
<div class="detail-section">
|
||
<div class="section-title">适用场景</div>
|
||
<div class="scenario-list">
|
||
<div
|
||
v-for="(scenario, index) in currentCategory.scenarios"
|
||
:key="index"
|
||
class="scenario-card"
|
||
>
|
||
<div class="scenario-icon">{{ scenario.icon }}</div>
|
||
<div class="scenario-content">
|
||
<div class="scenario-title">{{ scenario.title }}</div>
|
||
<div class="scenario-desc">{{ scenario.desc }}</div>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
|
||
<div class="detail-section">
|
||
<div class="section-title">操作复杂度</div>
|
||
<div class="complexity-table">
|
||
<div class="table-header">
|
||
<span class="header-cell">操作</span>
|
||
<span class="header-cell">平均时间</span>
|
||
</div>
|
||
<div
|
||
v-for="(op, index) in currentCategory.complexity"
|
||
:key="index"
|
||
class="table-row"
|
||
>
|
||
<span class="data-cell">{{ op.operation }}</span>
|
||
<span class="data-cell highlight">{{ op.time }}</span>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
|
||
<!-- 类比说明 -->
|
||
<div class="analogy-section">
|
||
<div class="analogy-title">生活类比</div>
|
||
<div class="analogy-content">
|
||
<div class="analogy-text">{{ currentCategory.analogy.text }}</div>
|
||
<div class="analogy-example">{{ currentCategory.analogy.example }}</div>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
</template>
|
||
|
||
<script setup>
|
||
import { ref, computed } from 'vue'
|
||
|
||
const activeCategory = ref('linear')
|
||
|
||
const categories = [
|
||
{
|
||
id: 'linear',
|
||
name: '线性结构',
|
||
icon: '📚',
|
||
desc: '数据按顺序排列，像一排书',
|
||
examples: ['数组', '链表', '栈', '队列'],
|
||
features: [
|
||
'数据元素之间一对一关系',
|
||
'有明确的先后顺序',
|
||
'可以是连续存储或链式存储'
|
||
],
|
||
scenarios: [
|
||
{
|
||
icon: '📝',
|
||
title: '数组：列表数据',
|
||
desc: '存储学生成绩、商品价格等有序数据'
|
||
},
|
||
{
|
||
icon: '🔄',
|
||
title: '栈：撤销操作',
|
||
desc: '文本编辑器的撤销功能，后进先出'
|
||
},
|
||
{
|
||
icon: '🎫',
|
||
title: '队列：任务调度',
|
||
desc: '打印队列、任务队列，先进先出'
|
||
}
|
||
],
|
||
complexity: [
|
||
{ operation: '访问元素', time: 'O(1)' },
|
||
{ operation: '插入/删除', time: 'O(n)' }
|
||
],
|
||
analogy: {
|
||
text: '像一列火车，车厢按顺序连接',
|
||
example: '要找到第 5 节车厢，直接数过去；要插入新车厢，需要断开连接'
|
||
}
|
||
},
|
||
{
|
||
id: 'hash',
|
||
name: '哈希结构',
|
||
icon: '🗂️',
|
||
desc: '通过关键词快速查找',
|
||
examples: ['哈希表', '字典', '集合'],
|
||
features: [
|
||
'通过键值对存储数据',
|
||
'查找速度极快',
|
||
'数据之间没有顺序关系'
|
||
],
|
||
scenarios: [
|
||
{
|
||
icon: '📖',
|
||
title: '字典：单词查找',
|
||
desc: '根据英文单词快速找到中文释义'
|
||
},
|
||
{
|
||
icon: '👤',
|
||
title: '用户信息：ID 查询',
|
||
desc: '根据用户 ID 快速获取用户资料'
|
||
},
|
||
{
|
||
icon: '🛒',
|
||
title: '购物车：商品管理',
|
||
desc: '记录商品 ID 和数量，快速结算'
|
||
}
|
||
],
|
||
complexity: [
|
||
{ operation: '查找', time: 'O(1)' },
|
||
{ operation: '插入/删除', time: 'O(1)' }
|
||
],
|
||
analogy: {
|
||
text: '像图书馆的索引卡片',
|
||
example: '不用在一排排书架上找，直接查索引就能找到位置'
|
||
}
|
||
},
|
||
{
|
||
id: 'tree',
|
||
name: '树形结构',
|
||
icon: '🌳',
|
||
desc: '层级关系，像家谱',
|
||
examples: ['二叉树', 'B 树', '堆'],
|
||
features: [
|
||
'一对多的层级关系',
|
||
'有明确的根节点',
|
||
'适合表示分类和层级'
|
||
],
|
||
scenarios: [
|
||
{
|
||
icon: '📁',
|
||
title: '文件系统：目录树',
|
||
desc: '文件夹和文件的层级组织'
|
||
},
|
||
{
|
||
icon: '🏢',
|
||
title: '组织架构：管理树',
|
||
desc: '公司管理层级关系'
|
||
},
|
||
{
|
||
icon: '💻',
|
||
title: 'HTML：DOM 树',
|
||
desc: '网页元素的嵌套结构'
|
||
}
|
||
],
|
||
complexity: [
|
||
{ operation: '查找', time: 'O(log n)' },
|
||
{ operation: '插入/删除', time: 'O(log n)' }
|
||
],
|
||
analogy: {
|
||
text: '像家谱树或公司组织架构',
|
||
example: '从根节点（祖先）开始，一层层向下找，路径唯一'
|
||
}
|
||
},
|
||
{
|
||
id: 'graph',
|
||
name: '图结构',
|
||
icon: '🕸️',
|
||
desc: '复杂关系网络',
|
||
examples: ['有向图', '无向图', '网络图'],
|
||
features: [
|
||
'多对多的复杂关系',
|
||
'节点之间可以任意连接',
|
||
'可以表示复杂网络'
|
||
],
|
||
scenarios: [
|
||
{
|
||
icon: '🗺️',
|
||
title: '地图：路径规划',
|
||
desc: '城市之间的道路连接，导航系统'
|
||
},
|
||
{
|
||
icon: '👥',
|
||
title: '社交网络：好友关系',
|
||
desc: '用户之间的关注、好友关系'
|
||
},
|
||
{
|
||
icon: '🔗',
|
||
title: '网页：链接关系',
|
||
desc: '网页之间的超链接网络'
|
||
}
|
||
],
|
||
complexity: [
|
||
{ operation: '遍历', time: 'O(V + E)' },
|
||
{ operation: '最短路径', time: 'O(E + V log V)' }
|
||
],
|
||
analogy: {
|
||
text: '像地铁线路图或航空网络',
|
||
example: '多个站点，多条线路，站点之间可以有多种连接方式'
|
||
}
|
||
}
|
||
]
|
||
|
||
const currentCategory = computed(() => categories.find(c => c.id === activeCategory.value))
|
||
</script>
|
||
|
||
<style scoped>
|
||
.ds-overview-demo {
|
||
border: 1px solid var(--vp-c-divider);
|
||
background: var(--vp-c-bg-soft);
|
||
border-radius: 12px;
|
||
padding: 1.5rem;
|
||
margin: 1.5rem 0;
|
||
}
|
||
|
||
.demo-header {
|
||
display: flex;
|
||
align-items: center;
|
||
gap: 0.5rem;
|
||
margin-bottom: 1.5rem;
|
||
}
|
||
|
||
.demo-header .title { font-weight: 700; font-size: 1.1rem; }
|
||
.demo-header .subtitle { color: var(--vp-c-text-2); font-size: 0.9rem; }
|
||
|
||
.structure-map {
|
||
margin-bottom: 2rem;
|
||
}
|
||
|
||
.map-intro {
|
||
padding: 1rem;
|
||
background: var(--vp-c-bg);
|
||
border-left: 4px solid var(--vp-c-brand);
|
||
font-size: 0.9rem;
|
||
line-height: 1.6;
|
||
margin-bottom: 1.5rem;
|
||
}
|
||
|
||
.structure-categories {
|
||
display: grid;
|
||
grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
|
||
gap: 1rem;
|
||
}
|
||
|
||
.category-card {
|
||
padding: 1.25rem;
|
||
background: var(--vp-c-bg);
|
||
border: 2px solid var(--vp-c-divider);
|
||
border-radius: 8px;
|
||
cursor: pointer;
|
||
transition: all 0.3s;
|
||
}
|
||
|
||
.category-card:hover {
|
||
border-color: var(--vp-c-brand);
|
||
transform: translateY(-3px);
|
||
}
|
||
|
||
.category-card.active {
|
||
border-color: var(--vp-c-brand);
|
||
background: var(--vp-c-brand-soft);
|
||
}
|
||
|
||
.category-icon {
|
||
font-size: 2rem;
|
||
margin-bottom: 0.75rem;
|
||
}
|
||
|
||
.category-name {
|
||
font-weight: 600;
|
||
font-size: 1rem;
|
||
margin-bottom: 0.5rem;
|
||
}
|
||
|
||
.category-desc {
|
||
font-size: 0.85rem;
|
||
color: var(--vp-c-text-2);
|
||
margin-bottom: 1rem;
|
||
}
|
||
|
||
.category-examples {
|
||
display: flex;
|
||
flex-wrap: wrap;
|
||
gap: 0.5rem;
|
||
}
|
||
|
||
.example-tag {
|
||
padding: 0.25rem 0.6rem;
|
||
background: var(--vp-c-bg-soft);
|
||
border: 1px solid var(--vp-c-divider);
|
||
border-radius: 12px;
|
||
font-size: 0.75rem;
|
||
}
|
||
|
||
.category-detail {
|
||
background: var(--vp-c-bg);
|
||
border: 1px solid var(--vp-c-divider);
|
||
border-radius: 8px;
|
||
padding: 1.5rem;
|
||
margin-bottom: 1.5rem;
|
||
}
|
||
|
||
.detail-header {
|
||
display: flex;
|
||
align-items: center;
|
||
gap: 0.75rem;
|
||
margin-bottom: 1.5rem;
|
||
padding-bottom: 1rem;
|
||
border-bottom: 1px solid var(--vp-c-divider);
|
||
}
|
||
|
||
.detail-icon {
|
||
font-size: 1.5rem;
|
||
}
|
||
|
||
.detail-title {
|
||
font-weight: 600;
|
||
font-size: 1.1rem;
|
||
color: var(--vp-c-brand);
|
||
}
|
||
|
||
.detail-content {
|
||
display: flex;
|
||
flex-direction: column;
|
||
gap: 1.5rem;
|
||
}
|
||
|
||
.detail-section {}
|
||
|
||
.section-title {
|
||
font-weight: 600;
|
||
font-size: 0.95rem;
|
||
margin-bottom: 1rem;
|
||
color: var(--vp-c-brand);
|
||
}
|
||
|
||
.feature-grid {
|
||
display: grid;
|
||
grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
|
||
gap: 0.75rem;
|
||
}
|
||
|
||
.feature-item {
|
||
display: flex;
|
||
gap: 0.5rem;
|
||
align-items: start;
|
||
padding: 0.75rem;
|
||
background: var(--vp-c-bg-soft);
|
||
border-radius: 6px;
|
||
}
|
||
|
||
.feature-icon {
|
||
color: #10b981;
|
||
font-weight: 700;
|
||
flex-shrink: 0;
|
||
}
|
||
|
||
.feature-text {
|
||
font-size: 0.85rem;
|
||
line-height: 1.5;
|
||
}
|
||
|
||
.scenario-list {
|
||
display: flex;
|
||
flex-direction: column;
|
||
gap: 0.75rem;
|
||
}
|
||
|
||
.scenario-card {
|
||
display: flex;
|
||
gap: 0.75rem;
|
||
padding: 1rem;
|
||
background: var(--vp-c-bg-soft);
|
||
border-radius: 6px;
|
||
}
|
||
|
||
.scenario-icon {
|
||
font-size: 1.5rem;
|
||
flex-shrink: 0;
|
||
}
|
||
|
||
.scenario-content {
|
||
flex: 1;
|
||
}
|
||
|
||
.scenario-title {
|
||
font-weight: 600;
|
||
font-size: 0.9rem;
|
||
margin-bottom: 0.35rem;
|
||
}
|
||
|
||
.scenario-desc {
|
||
font-size: 0.85rem;
|
||
color: var(--vp-c-text-2);
|
||
line-height: 1.4;
|
||
}
|
||
|
||
.complexity-table {
|
||
border: 1px solid var(--vp-c-divider);
|
||
border-radius: 6px;
|
||
overflow: hidden;
|
||
}
|
||
|
||
.table-header {
|
||
display: grid;
|
||
grid-template-columns: 1fr 1fr;
|
||
background: var(--vp-c-brand);
|
||
color: white;
|
||
}
|
||
|
||
.header-cell {
|
||
padding: 0.6rem;
|
||
font-size: 0.85rem;
|
||
font-weight: 600;
|
||
text-align: center;
|
||
}
|
||
|
||
.table-row {
|
||
display: grid;
|
||
grid-template-columns: 1fr 1fr;
|
||
border-top: 1px solid var(--vp-c-divider);
|
||
}
|
||
|
||
.data-cell {
|
||
padding: 0.6rem;
|
||
font-size: 0.85rem;
|
||
text-align: center;
|
||
font-family: 'Courier New', monospace;
|
||
}
|
||
|
||
.data-cell.highlight {
|
||
color: var(--vp-c-brand);
|
||
font-weight: 600;
|
||
}
|
||
|
||
.analogy-section {
|
||
border-top: 1px solid var(--vp-c-divider);
|
||
padding-top: 1.5rem;
|
||
}
|
||
|
||
.analogy-title {
|
||
font-weight: 600;
|
||
font-size: 1rem;
|
||
margin-bottom: 1rem;
|
||
color: var(--vp-c-brand);
|
||
}
|
||
|
||
.analogy-content {
|
||
display: flex;
|
||
flex-direction: column;
|
||
gap: 0.75rem;
|
||
}
|
||
|
||
.analogy-text {
|
||
padding: 1rem;
|
||
background: var(--vp-c-bg-soft);
|
||
border-radius: 6px;
|
||
font-size: 0.95rem;
|
||
line-height: 1.6;
|
||
}
|
||
|
||
.analogy-example {
|
||
padding: 0.75rem;
|
||
background: var(--vp-c-bg);
|
||
border-left: 3px solid var(--vp-c-brand);
|
||
font-size: 0.9rem;
|
||
color: var(--vp-c-text-2);
|
||
line-height: 1.5;
|
||
}
|
||
</style>
|