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.
501 lines
12 KiB
Vue
501 lines
12 KiB
Vue
<template>
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<div class="logic-gate-demo">
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<div class="demo-header">
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<span class="title">逻辑门：用开关做运算</span>
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<span class="subtitle">晶体管组合成基本运算单元</span>
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</div>
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<div class="demo-content">
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<div class="gate-tabs">
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<button
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v-for="gate in gates"
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:key="gate.name"
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:class="['tab-btn', { active: activeGate === gate.name }]"
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@click="activeGate = gate.name"
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>
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{{ gate.name }}
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</button>
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</div>
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<div class="gate-display">
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<div class="gate-visual">
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<div class="inputs">
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<div class="input-item">
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<span>A:</span>
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<button
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class="input-btn"
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:class="{ on: inputA }"
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@click="inputA = !inputA"
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>
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{{ inputA ? '1' : '0' }}
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</button>
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</div>
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<div class="input-item">
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<span>B:</span>
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<button
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class="input-btn"
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:class="{ on: inputB }"
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@click="inputB = !inputB"
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>
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{{ inputB ? '1' : '0' }}
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</button>
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</div>
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</div>
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<div class="gate-symbol">
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<svg
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viewBox="0 0 120 80"
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class="gate-svg"
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>
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<template v-if="activeGate === 'AND'">
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<path
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d="M20,20 L20,60 L60,60 Q90,60 90,40 Q90,20 60,20 Z"
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fill="none"
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stroke="var(--vp-c-brand)"
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stroke-width="2"
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/>
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<line
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x1="90"
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y1="40"
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x2="110"
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y2="40"
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stroke="var(--vp-c-brand)"
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stroke-width="2"
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/>
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<line
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x1="0"
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y1="30"
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x2="20"
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y2="30"
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stroke="var(--vp-c-brand)"
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stroke-width="2"
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/>
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<line
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x1="0"
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y1="50"
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x2="20"
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y2="50"
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stroke="var(--vp-c-brand)"
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stroke-width="2"
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/>
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</template>
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<template v-else-if="activeGate === 'OR'">
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<path
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d="M20,20 Q40,40 20,60 Q60,60 90,40 Q60,20 20,20"
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fill="none"
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stroke="var(--vp-c-brand)"
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stroke-width="2"
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/>
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<line
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x1="90"
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y1="40"
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x2="110"
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y2="40"
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stroke="var(--vp-c-brand)"
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stroke-width="2"
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/>
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<line
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x1="0"
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y1="30"
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x2="25"
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y2="30"
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stroke="var(--vp-c-brand)"
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stroke-width="2"
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/>
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<line
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x1="0"
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y1="50"
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x2="25"
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y2="50"
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stroke="var(--vp-c-brand)"
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stroke-width="2"
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/>
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</template>
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<template v-else-if="activeGate === 'NOT'">
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<polygon
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points="20,20 80,40 20,60"
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fill="none"
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stroke="var(--vp-c-brand)"
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stroke-width="2"
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/>
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<circle
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cx="85"
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cy="40"
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r="5"
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fill="none"
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stroke="var(--vp-c-brand)"
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stroke-width="2"
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/>
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<line
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x1="90"
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y1="40"
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x2="110"
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y2="40"
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stroke="var(--vp-c-brand)"
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stroke-width="2"
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/>
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<line
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x1="0"
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y1="40"
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x2="20"
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y2="40"
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stroke="var(--vp-c-brand)"
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stroke-width="2"
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/>
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</template>
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<template v-else-if="activeGate === 'XOR'">
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<path
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d="M25,20 Q45,40 25,60 Q65,60 95,40 Q65,20 25,20"
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fill="none"
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stroke="var(--vp-c-brand)"
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stroke-width="2"
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/>
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<path
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d="M15,20 Q35,40 15,60"
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fill="none"
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stroke="var(--vp-c-brand)"
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stroke-width="2"
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/>
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<line
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x1="95"
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y1="40"
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x2="115"
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y2="40"
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stroke="var(--vp-c-brand)"
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stroke-width="2"
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/>
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<line
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x1="0"
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y1="30"
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x2="30"
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y2="30"
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stroke="var(--vp-c-brand)"
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stroke-width="2"
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/>
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<line
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x1="0"
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y1="50"
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x2="30"
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y2="50"
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stroke="var(--vp-c-brand)"
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stroke-width="2"
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/>
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</template>
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</svg>
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<div class="gate-name">
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{{ activeGate }}
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</div>
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</div>
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<div class="output">
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<span class="output-label">输出:</span>
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<span
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class="output-value"
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:class="{ on: output }"
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>{{ output ? '1' : '0' }}</span>
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</div>
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</div>
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<div class="truth-table-mini">
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<div class="table-title">
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{{ activeGate }} 真值表
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</div>
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<table>
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<thead>
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<tr>
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<th>A</th>
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<th>B</th>
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<th>输出</th>
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</tr>
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</thead>
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<tbody>
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<tr
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v-for="row in currentTruthTable"
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:key="row.a + '-' + row.b"
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:class="{ highlight: row.a === (inputA ? 1 : 0) && (activeGate === 'NOT' || row.b === (inputB ? 1 : 0)) }"
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>
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<td>{{ row.a }}</td>
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<td>{{ row.b }}</td>
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<td>{{ row.out }}</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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<div class="gate-explanation">
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<div class="exp-title">
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{{ currentGate.expTitle }}
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</div>
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<div class="exp-content">
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{{ currentGate.expContent }}
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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>核心思想：</strong>逻辑门用晶体管的"开关"组合实现基本运算。AND门像"串联开关"(两个都开才通)，OR门像"并联开关"(任一个开就通)。
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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 activeGate = ref('AND')
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const inputA = ref(false)
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const inputB = ref(false)
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const gates = [
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{
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name: 'AND',
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expTitle: 'AND门：两个都为1才输出1',
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expContent: '就像串联的两个开关，必须两个都按下灯才会亮。用于"同时满足多个条件"的场景。'
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},
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{
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name: 'OR',
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expTitle: 'OR门：任一个为1就输出1',
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expContent: '就像并联的两个开关，按任意一个灯就会亮。用于"满足任一条件"的场景。'
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},
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{
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name: 'NOT',
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expTitle: 'NOT门：取反，0变1，1变0',
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expContent: '就像一个反相器，输入开就输出关，输入关就输出开。用于"否定"的场景。'
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},
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{
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name: 'XOR',
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expTitle: 'XOR门：相同为0，不同为1',
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expContent: '就像"异或"判断，两个输入不同才输出1。用于比较两个值是否不同。'
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}
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]
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const currentGate = computed(() => gates.find(g => g.name === activeGate.value))
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const output = computed(() => {
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const a = inputA.value
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const b = inputB.value
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switch (activeGate.value) {
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case 'AND': return a && b ? 1 : 0
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case 'OR': return a || b ? 1 : 0
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case 'NOT': return a ? 0 : 1
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case 'XOR': return a !== b ? 1 : 0
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default: return 0
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}
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})
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const currentTruthTable = computed(() => {
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if (activeGate.value === 'NOT') {
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return [
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{ a: 0, b: '-', out: 1 },
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{ a: 1, b: '-', out: 0 }
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]
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}
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const table = []
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for (let a = 0; a <= 1; a++) {
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for (let b = 0; b <= 1; b++) {
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let out = 0
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switch (activeGate.value) {
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case 'AND': out = a && b ? 1 : 0; break
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case 'OR': out = a || b ? 1 : 0; break
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case 'XOR': out = a !== b ? 1 : 0; break
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}
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table.push({ a, b, out })
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}
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}
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return table
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})
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</script>
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<style scoped>
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.logic-gate-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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align-items: center;
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gap: 0.5rem;
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margin-bottom: 0.75rem;
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}
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.demo-header .title { font-weight: bold; font-size: 1rem; }
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.demo-header .subtitle { color: var(--vp-c-text-2); font-size: 0.85rem; margin-left: 0.5rem; }
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.gate-tabs {
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display: flex;
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gap: 0.5rem;
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margin-bottom: 1rem;
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}
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.tab-btn {
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padding: 0.4rem 0.8rem;
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border: 1px solid var(--vp-c-divider);
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background: var(--vp-c-bg);
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border-radius: 4px;
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cursor: pointer;
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font-size: 0.85rem;
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transition: all 0.2s;
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}
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.tab-btn.active {
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background: var(--vp-c-brand);
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color: white;
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border-color: var(--vp-c-brand);
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}
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.gate-display {
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display: flex;
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gap: 1.5rem;
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align-items: flex-start;
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flex-wrap: wrap;
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}
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.gate-visual {
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display: flex;
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align-items: center;
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gap: 1rem;
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}
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.inputs {
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display: flex;
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flex-direction: column;
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gap: 0.5rem;
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}
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.input-item {
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display: flex;
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align-items: center;
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gap: 0.5rem;
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font-size: 0.85rem;
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}
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.input-btn {
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width: 36px;
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height: 36px;
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border: 2px solid var(--vp-c-divider);
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background: var(--vp-c-bg);
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border-radius: 4px;
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cursor: pointer;
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font-weight: bold;
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transition: all 0.2s;
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}
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.input-btn.on {
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background: var(--vp-c-brand);
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color: white;
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border-color: var(--vp-c-brand);
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}
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.gate-symbol {
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width: 120px;
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text-align: center;
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}
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.gate-svg {
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width: 100%;
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height: 60px;
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}
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.gate-name {
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font-weight: bold;
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font-size: 0.9rem;
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margin-top: 0.25rem;
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color: var(--vp-c-brand);
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}
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.output {
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display: flex;
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align-items: center;
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gap: 0.5rem;
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}
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.output-label {
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font-size: 0.85rem;
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}
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.output-value {
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width: 36px;
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height: 36px;
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display: flex;
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align-items: center;
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justify-content: center;
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border: 2px solid var(--vp-c-divider);
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background: var(--vp-c-bg);
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border-radius: 4px;
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font-weight: bold;
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font-size: 1.1rem;
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}
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.output-value.on {
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background: var(--vp-c-success);
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color: white;
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border-color: var(--vp-c-success);
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}
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.truth-table-mini {
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flex: 1;
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min-width: 150px;
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}
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.table-title {
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font-weight: bold;
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font-size: 0.85rem;
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margin-bottom: 0.5rem;
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}
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table {
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width: 100%;
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border-collapse: collapse;
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font-size: 0.8rem;
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}
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th, td {
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border: 1px solid var(--vp-c-divider);
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padding: 0.3rem 0.5rem;
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text-align: center;
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}
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th {
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background: var(--vp-c-bg-alt);
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}
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tr.highlight {
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background: var(--vp-c-brand-soft);
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}
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.gate-explanation {
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width: 100%;
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margin-top: 1rem;
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padding: 0.75rem;
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background: var(--vp-c-bg-alt);
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border-radius: 6px;
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}
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.exp-title {
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font-weight: bold;
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font-size: 0.9rem;
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margin-bottom: 0.25rem;
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}
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.exp-content {
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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 {
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background: var(--vp-c-bg-alt);
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padding: 0.75rem;
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border-radius: 6px;
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font-size: 0.85rem;
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color: var(--vp-c-text-2);
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margin-top: 0.75rem;
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display: flex;
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gap: 0.25rem;
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}
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</style>
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