parent
002ec4fa1d
commit
3b01298739
@ -0,0 +1,8 @@
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# 默认忽略的文件
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/shelf/
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/workspace.xml
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# 基于编辑器的 HTTP 客户端请求
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/httpRequests/
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# Datasource local storage ignored files
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/dataSources/
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/dataSources.local.xml
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@ -0,0 +1,9 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<module type="JAVA_MODULE" version="4">
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<component name="NewModuleRootManager" inherit-compiler-output="true">
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<exclude-output />
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<content url="file://$MODULE_DIR$" />
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<orderEntry type="inheritedJdk" />
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<orderEntry type="sourceFolder" forTests="false" />
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</component>
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</module>
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@ -0,0 +1,6 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<project version="4">
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<component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
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<output url="file://$PROJECT_DIR$/out" />
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</component>
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</project>
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<?xml version="1.0" encoding="UTF-8"?>
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<project version="4">
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<component name="ProjectModuleManager">
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<modules>
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<module fileurl="file://$PROJECT_DIR$/.idea/Double.iml" filepath="$PROJECT_DIR$/.idea/Double.iml" />
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</modules>
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</component>
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</project>
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<?xml version="1.0" encoding="UTF-8"?>
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<project version="4">
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<component name="VcsDirectoryMappings">
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<mapping directory="" vcs="Git" />
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<mapping directory="$PROJECT_DIR$/Git" vcs="Git" />
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</component>
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</project>
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@ -0,0 +1 @@
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Subproject commit 9aaa5210e3c7bf30e3ddf212aa39ac28a6cbcbc7
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@ -0,0 +1,88 @@
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let displayValue = '0'; // 显示屏上的内容
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let firstNumber = null; // 第一个数字
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let secondNumber = null; // 第二个数字
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let operation = null; // 运算符
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let waitingForSecondNumber = false;
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// 更新显示
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function updateDisplay() {
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const display = document.getElementById('display');
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display.innerText = displayValue;
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}
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// 添加数字
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function appendNumber(number) {
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if (waitingForSecondNumber) {
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displayValue = number.toString();
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waitingForSecondNumber = false;
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} else {
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displayValue = displayValue === '0' ? number.toString() : displayValue + number.toString();
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}
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updateDisplay();
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}
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// 设置运算符
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function setOperation(op) {
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if (firstNumber === null) {
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firstNumber = parseFloat(displayValue);
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} else if (operation) {
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secondNumber = parseFloat(displayValue);
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firstNumber = performCalculation(firstNumber, secondNumber, operation);
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displayValue = firstNumber.toString();
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updateDisplay();
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}
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operation = op;
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waitingForSecondNumber = true;
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}
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// 计算结果
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function calculate() {
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if (operation && !waitingForSecondNumber) {
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secondNumber = parseFloat(displayValue);
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displayValue = performCalculation(firstNumber, secondNumber, operation).toString();
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firstNumber = null;
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secondNumber = null;
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operation = null;
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updateDisplay();
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}
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}
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// 执行计算
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function performCalculation(num1, num2, operator) {
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switch (operator) {
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case '+':
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return num1 + num2;
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case '-':
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return num1 - num2;
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case '*':
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return num1 * num2;
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case '/':
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return num2 !== 0 ? num1 / num2 : '错误';
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default:
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return num2;
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}
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}
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// 百分号处理
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function percent() {
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displayValue = (parseFloat(displayValue) / 100).toString();
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updateDisplay();
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}
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// 添加小数点
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function appendSymbol(symbol) {
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if (!displayValue.includes(symbol)) {
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displayValue += symbol;
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updateDisplay();
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}
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}
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// 清除显示
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function clearDisplay() {
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displayValue = '0';
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firstNumber = null;
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secondNumber = null;
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operation = null;
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waitingForSecondNumber = false;
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updateDisplay();
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}
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body, html {
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margin: 0;
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height: 100%;
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display: flex;
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justify-content: center;
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align-items: center;
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background-color: #f2f2f2; /* 背景颜色 */
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font-family: 'Arial', sans-serif;
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}
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.calculator {
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width: 400px; /* 计算器宽度 */
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border-radius: 30px; /* 圆角 */
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overflow: hidden; /* 隐藏超出边界部分 */
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background: #ffffff; /* 背景颜色 */
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box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2); /* 阴影效果 */
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}
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.display {
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background: #000; /* 显示区域颜色 */
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color: #ffffff; /* 字体颜色 */
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font-size: 64px; /* 字体大小 */
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text-align: right; /* 文字右对齐 */
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padding: 20px; /* 内边距 */
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border-bottom: 1px solid #dddddd; /* 下边框 */
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height: 100px; /* 显示区域高度 */
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box-sizing: border-box; /* 包括内边距和边框 */
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overflow: hidden; /* 隐藏超出内容 */
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}
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.buttons {
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display: grid; /* 使用网格布局 */
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grid-template-columns: repeat(4, 1fr); /* 四列 */
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gap: 1px; /* 按钮间隔 */
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}
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.button {
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height: 80px; /* 按钮高度 */
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border: none; /* 无边框 */
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font-size: 36px; /* 字体大小 */
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color: white; /* 字体颜色 */
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background: #007AFF; /* 按钮颜色 */
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transition: background 0.3s; /* 背景颜色渐变 */
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}
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.button.zero {
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grid-column: span 2; /* 0按钮跨两列 */
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}
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.button.function {
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background: #8E8E93; /* 功能按钮颜色 */
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}
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.button.operator {
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background: #FF3B30; /* 运算符按钮颜色 */
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}
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.button:hover {
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cursor: pointer; /* 鼠标样式 */
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background: #0051D4; /* 鼠标悬停效果 */
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}
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.button.operator:hover {
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background: #7A7A7A; /* 运算符鼠标悬停效果 */
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}
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.button.function:hover {
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background: #7A7A7A; /* 功能按钮鼠标悬停效果 */
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}
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@ -0,0 +1,88 @@
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let displayValue = '0'; // 显示屏上的内容
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let firstNumber = null; // 第一个数字
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let secondNumber = null; // 第二个数字
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let operation = null; // 运算符
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let waitingForSecondNumber = false;
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// 更新显示
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function updateDisplay() {
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const display = document.getElementById('display');
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display.innerText = displayValue;
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}
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// 添加数字
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function appendNumber(number) {
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if (waitingForSecondNumber) {
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displayValue = number.toString();
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waitingForSecondNumber = false;
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} else {
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displayValue = displayValue === '0' ? number.toString() : displayValue + number.toString();
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}
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updateDisplay();
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}
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// 设置运算符
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function setOperation(op) {
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if (firstNumber === null) {
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firstNumber = parseFloat(displayValue);
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} else if (operation) {
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secondNumber = parseFloat(displayValue);
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firstNumber = performCalculation(firstNumber, secondNumber, operation);
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displayValue = firstNumber.toString();
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updateDisplay();
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}
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operation = op;
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waitingForSecondNumber = true;
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}
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// 计算结果
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function calculate() {
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if (operation && !waitingForSecondNumber) {
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secondNumber = parseFloat(displayValue);
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displayValue = performCalculation(firstNumber, secondNumber, operation).toString();
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firstNumber = null;
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secondNumber = null;
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operation = null;
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updateDisplay();
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}
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}
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// 执行计算
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function performCalculation(num1, num2, operator) {
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switch (operator) {
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case '+':
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return num1 + num2;
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case '-':
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return num1 - num2;
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case '*':
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return num1 * num2;
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case '/':
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return num2 !== 0 ? num1 / num2 : '错误';
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default:
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return num2;
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}
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}
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// 百分号处理
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function percent() {
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displayValue = (parseFloat(displayValue) / 100).toString();
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updateDisplay();
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}
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// 添加小数点
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function appendSymbol(symbol) {
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if (!displayValue.includes(symbol)) {
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displayValue += symbol;
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updateDisplay();
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}
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}
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// 清除显示
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function clearDisplay() {
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displayValue = '0';
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firstNumber = null;
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secondNumber = null;
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operation = null;
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waitingForSecondNumber = false;
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updateDisplay();
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}
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@ -0,0 +1,69 @@
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body, html {
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margin: 0;
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height: 100%;
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display: flex;
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justify-content: center;
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align-items: center;
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background-color: #f2f2f2; /* 背景颜色 */
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font-family: 'Arial', sans-serif;
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}
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.calculator {
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width: 400px; /* 计算器宽度 */
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border-radius: 30px; /* 圆角 */
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overflow: hidden; /* 隐藏超出边界部分 */
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background: #ffffff; /* 背景颜色 */
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box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2); /* 阴影效果 */
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}
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.display {
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background: #000; /* 显示区域颜色 */
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color: #ffffff; /* 字体颜色 */
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font-size: 64px; /* 字体大小 */
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text-align: right; /* 文字右对齐 */
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padding: 20px; /* 内边距 */
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border-bottom: 1px solid #dddddd; /* 下边框 */
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height: 100px; /* 显示区域高度 */
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box-sizing: border-box; /* 包括内边距和边框 */
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overflow: hidden; /* 隐藏超出内容 */
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}
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.buttons {
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display: grid; /* 使用网格布局 */
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grid-template-columns: repeat(4, 1fr); /* 四列 */
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gap: 1px; /* 按钮间隔 */
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}
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.button {
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height: 80px; /* 按钮高度 */
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border: none; /* 无边框 */
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font-size: 36px; /* 字体大小 */
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color: white; /* 字体颜色 */
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background: #007AFF; /* 按钮颜色 */
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transition: background 0.3s; /* 背景颜色渐变 */
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}
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.button.zero {
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grid-column: span 2; /* 0按钮跨两列 */
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}
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.button.function {
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background: #8E8E93; /* 功能按钮颜色 */
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}
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.button.operator {
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background: #FF3B30; /* 运算符按钮颜色 */
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}
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.button:hover {
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cursor: pointer; /* 鼠标样式 */
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background: #0051D4; /* 鼠标悬停效果 */
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}
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.button.operator:hover {
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background: #7A7A7A; /* 运算符鼠标悬停效果 */
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}
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.button.function:hover {
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background: #7A7A7A; /* 功能按钮鼠标悬停效果 */
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}
|
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Loading…
Reference in new issue