feat: 新增工具

This commit is contained in:
陶然
2026-03-02 15:07:32 +08:00
parent 071d7fb5e1
commit 0701b6a286
46 changed files with 13053 additions and 5327 deletions
@@ -0,0 +1,268 @@
<template>
<div class="flex flex-col mt-3 flex-1">
<DetailHeader :title="title"></DetailHeader>
<div class="p-4 rounded-2xl bg-white">
<div class="tool-content">
<div class="calculator">
<div class="calculator-display">
<div class="display-text">{{ display }}</div>
<div class="display-history">{{ history }}</div>
</div>
<div class="calculator-buttons">
<div class="button-row">
<el-button type="info" @click="clear">C</el-button>
<el-button type="info" @click="backspace"><</el-button>
<el-button type="info" @click="append('%')">%</el-button>
<el-button type="info" @click="append('/')">÷</el-button>
</div>
<div class="button-row">
<el-button @click="append('7')">7</el-button>
<el-button @click="append('8')">8</el-button>
<el-button @click="append('9')">9</el-button>
<el-button type="info" @click="append('*')">×</el-button>
</div>
<div class="button-row">
<el-button @click="append('4')">4</el-button>
<el-button @click="append('5')">5</el-button>
<el-button @click="append('6')">6</el-button>
<el-button type="info" @click="append('-')">-</el-button>
</div>
<div class="button-row">
<el-button @click="append('1')">1</el-button>
<el-button @click="append('2')">2</el-button>
<el-button @click="append('3')">3</el-button>
<el-button type="info" @click="append('+')">+</el-button>
</div>
<div class="button-row">
<el-button @click="append('0')">0</el-button>
<el-button @click="append('.')">.</el-button>
<el-button type="success" @click="calculate">=</el-button>
</div>
</div>
</div>
</div>
</div>
<!-- desc -->
<ToolDetail title="描述">
<el-text>
在线简易计算器支持基本的加减乘除和取模运算具有历史记录显示功能可用于日常简单计算
</el-text>
</ToolDetail>
</div>
</template>
<script setup lang="ts">
import { ref } from 'vue';
import DetailHeader from '@/components/Layout/DetailHeader/DetailHeader.vue'
import ToolDetail from '@/components/Layout/ToolDetail/ToolDetail.vue'
const title = "简易计算器"
const display = ref('0');
const history = ref('');
const firstOperand = ref<number | null>(null);
const operator = ref<string | null>(null);
const waitingForSecondOperand = ref(false);
// 清空
const clear = () => {
display.value = '0';
history.value = '';
firstOperand.value = null;
operator.value = null;
waitingForSecondOperand.value = false;
};
// 退格
const backspace = () => {
if (waitingForSecondOperand.value) {
return;
}
if (display.value.length > 1) {
display.value = display.value.slice(0, -1);
} else {
display.value = '0';
}
};
// 添加数字或操作符
const append = (value: string) => {
if (['+', '-', '*', '/', '%'].includes(value)) {
setOperator(value);
return;
}
if (waitingForSecondOperand.value) {
display.value = value;
waitingForSecondOperand.value = false;
return;
}
if (value === '.') {
if (!display.value.includes('.')) {
display.value += value;
}
return;
}
if (display.value === '0' && value !== '.') {
display.value = value;
} else {
display.value += value;
}
};
// 计算
const calculate = () => {
if (operator.value === null || firstOperand.value === null) {
return;
}
const secondOperand = parseFloat(display.value);
let result: number;
switch (operator.value) {
case '+':
result = firstOperand.value + secondOperand;
break;
case '-':
result = firstOperand.value - secondOperand;
break;
case '*':
result = firstOperand.value * secondOperand;
break;
case '/':
if (secondOperand === 0) {
display.value = 'Error';
history.value = '';
firstOperand.value = null;
operator.value = null;
waitingForSecondOperand.value = false;
return;
}
result = firstOperand.value / secondOperand;
break;
case '%':
result = firstOperand.value % secondOperand;
break;
default:
return;
}
// 处理结果显示
if (Number.isInteger(result)) {
display.value = result.toString();
} else {
display.value = result.toFixed(2);
}
history.value = `${firstOperand.value} ${operator.value} ${secondOperand} =`;
firstOperand.value = result;
operator.value = null;
waitingForSecondOperand.value = true;
};
// 监听操作符点击
const setOperator = (op: string) => {
if (operator.value !== null) {
calculate();
}
firstOperand.value = parseFloat(display.value);
operator.value = op;
waitingForSecondOperand.value = true;
history.value = `${firstOperand.value} ${op}`;
};
</script>
<style scoped>
.tool-content {
display: flex;
justify-content: center;
align-items: center;
padding: 20px 0;
}
.calculator {
width: 100%;
max-width: 300px;
border: 1px solid #e4e7ed;
border-radius: 8px;
overflow: hidden;
box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
}
.calculator-display {
background-color: #f5f7fa;
padding: 20px;
text-align: right;
border-bottom: 1px solid #e4e7ed;
}
.display-text {
font-size: 24px;
font-weight: bold;
color: #333;
margin-bottom: 5px;
}
.display-history {
font-size: 14px;
color: #999;
}
.calculator-buttons {
display: flex;
flex-direction: column;
}
.button-row {
display: flex;
}
.button-row .el-button {
flex: 1;
height: 60px;
font-size: 18px;
margin: 0;
border-radius: 0;
border-right: 1px solid #e4e7ed;
border-bottom: 1px solid #e4e7ed;
}
.button-row .el-button:last-child {
border-right: none;
}
.button-row:last-child .el-button {
border-bottom: none;
}
.button-row .el-button:nth-child(1) {
border-left: none;
}
.button-row .el-button.success {
flex: 2;
}
@media (max-width: 768px) {
.calculator {
max-width: 100%;
}
.button-row .el-button {
height: 50px;
font-size: 16px;
}
}
</style>