File size: 14,706 Bytes
6968d2c | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 | <!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Modern Calculator</title>
<script src="https://cdn.tailwindcss.com"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
<style>
.calculator {
box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
transition: all 0.3s ease;
}
.calculator:hover {
box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}
.btn {
transition: all 0.2s ease;
transform: scale(1);
}
.btn:active {
transform: scale(0.95);
}
.display {
min-height: 100px;
word-wrap: break-word;
word-break: break-all;
}
.theme-toggle {
transition: all 0.3s ease;
}
</style>
</head>
<body class="bg-gray-100 min-h-screen flex items-center justify-center p-4">
<div class="calculator bg-white rounded-3xl overflow-hidden w-full max-w-md">
<!-- Header with theme toggle -->
<div class="flex justify-between items-center p-4 bg-gradient-to-r from-blue-500 to-purple-600">
<h1 class="text-white font-bold text-xl">CalcPro</h1>
<button id="themeToggle" class="theme-toggle bg-white bg-opacity-20 rounded-full p-2 text-white">
<i class="fas fa-moon"></i>
</button>
</div>
<!-- Display -->
<div class="display p-4 bg-gray-50 text-right">
<div id="previousOperand" class="text-gray-500 text-lg h-6"></div>
<div id="currentOperand" class="text-3xl font-semibold"></div>
</div>
<!-- Keypad -->
<div class="grid grid-cols-4 gap-2 p-4 bg-white">
<!-- Row 1 -->
<button class="btn bg-gray-200 hover:bg-gray-300 rounded-lg p-4 text-xl font-medium" data-action="clear">AC</button>
<button class="btn bg-gray-200 hover:bg-gray-300 rounded-lg p-4 text-xl font-medium" data-action="delete">
<i class="fas fa-backspace"></i>
</button>
<button class="btn bg-gray-200 hover:bg-gray-300 rounded-lg p-4 text-xl font-medium" data-action="percentage">%</button>
<button class="btn bg-blue-500 hover:bg-blue-600 text-white rounded-lg p-4 text-xl font-medium" data-action="divide">÷</button>
<!-- Row 2 -->
<button class="btn bg-gray-100 hover:bg-gray-200 rounded-lg p-4 text-xl font-medium" data-number="7">7</button>
<button class="btn bg-gray-100 hover:bg-gray-200 rounded-lg p-4 text-xl font-medium" data-number="8">8</button>
<button class="btn bg-gray-100 hover:bg-gray-200 rounded-lg p-4 text-xl font-medium" data-number="9">9</button>
<button class="btn bg-blue-500 hover:bg-blue-600 text-white rounded-lg p-4 text-xl font-medium" data-action="multiply">×</button>
<!-- Row 3 -->
<button class="btn bg-gray-100 hover:bg-gray-200 rounded-lg p-4 text-xl font-medium" data-number="4">4</button>
<button class="btn bg-gray-100 hover:bg-gray-200 rounded-lg p-4 text-xl font-medium" data-number="5">5</button>
<button class="btn bg-gray-100 hover:bg-gray-200 rounded-lg p-4 text-xl font-medium" data-number="6">6</button>
<button class="btn bg-blue-500 hover:bg-blue-600 text-white rounded-lg p-4 text-xl font-medium" data-action="subtract">-</button>
<!-- Row 4 -->
<button class="btn bg-gray-100 hover:bg-gray-200 rounded-lg p-4 text-xl font-medium" data-number="1">1</button>
<button class="btn bg-gray-100 hover:bg-gray-200 rounded-lg p-4 text-xl font-medium" data-number="2">2</button>
<button class="btn bg-gray-100 hover:bg-gray-200 rounded-lg p-4 text-xl font-medium" data-number="3">3</button>
<button class="btn bg-blue-500 hover:bg-blue-600 text-white rounded-lg p-4 text-xl font-medium" data-action="add">+</button>
<!-- Row 5 -->
<button class="btn bg-gray-100 hover:bg-gray-200 rounded-lg p-4 text-xl font-medium col-span-2" data-number="0">0</button>
<button class="btn bg-gray-100 hover:bg-gray-200 rounded-lg p-4 text-xl font-medium" data-number=".">.</button>
<button class="btn bg-purple-500 hover:bg-purple-600 text-white rounded-lg p-4 text-xl font-medium" data-action="equals">=</button>
</div>
</div>
<script>
document.addEventListener('DOMContentLoaded', () => {
// Calculator logic
class Calculator {
constructor(previousOperandElement, currentOperandElement) {
this.previousOperandElement = previousOperandElement;
this.currentOperandElement = currentOperandElement;
this.clear();
}
clear() {
this.currentOperand = '0';
this.previousOperand = '';
this.operation = undefined;
}
delete() {
this.currentOperand = this.currentOperand.toString().slice(0, -1);
if (this.currentOperand === '') {
this.currentOperand = '0';
}
}
appendNumber(number) {
if (number === '.' && this.currentOperand.includes('.')) return;
if (this.currentOperand === '0' && number !== '.') {
this.currentOperand = number.toString();
} else {
this.currentOperand = this.currentOperand.toString() + number.toString();
}
}
chooseOperation(operation) {
if (this.currentOperand === '') return;
if (this.previousOperand !== '') {
this.compute();
}
this.operation = operation;
this.previousOperand = this.currentOperand;
this.currentOperand = '';
}
compute() {
let computation;
const prev = parseFloat(this.previousOperand);
const current = parseFloat(this.currentOperand);
if (isNaN(prev) || isNaN(current)) return;
switch (this.operation) {
case '+':
computation = prev + current;
break;
case '-':
computation = prev - current;
break;
case '×':
computation = prev * current;
break;
case '÷':
computation = prev / current;
break;
case '%':
computation = prev % current;
break;
default:
return;
}
this.currentOperand = computation.toString();
this.operation = undefined;
this.previousOperand = '';
}
getPercentage() {
this.currentOperand = (parseFloat(this.currentOperand) / 100).toString();
}
updateDisplay() {
this.currentOperandElement.innerText = this.currentOperand;
if (this.operation != null) {
this.previousOperandElement.innerText =
`${this.previousOperand} ${this.operation}`;
} else {
this.previousOperandElement.innerText = '';
}
}
}
// UI Elements
const numberButtons = document.querySelectorAll('[data-number]');
const operationButtons = document.querySelectorAll('[data-action]');
const equalsButton = document.querySelector('[data-action="equals"]');
const deleteButton = document.querySelector('[data-action="delete"]');
const clearButton = document.querySelector('[data-action="clear"]');
const percentageButton = document.querySelector('[data-action="percentage"]');
const previousOperandElement = document.getElementById('previousOperand');
const currentOperandElement = document.getElementById('currentOperand');
const themeToggle = document.getElementById('themeToggle');
const calculator = new Calculator(previousOperandElement, currentOperandElement);
// Event Listeners
numberButtons.forEach(button => {
button.addEventListener('click', () => {
calculator.appendNumber(button.innerText);
calculator.updateDisplay();
});
});
operationButtons.forEach(button => {
button.addEventListener('click', () => {
const action = button.getAttribute('data-action');
if (action === 'clear') {
calculator.clear();
} else if (action === 'delete') {
calculator.delete();
} else if (action === 'percentage') {
calculator.getPercentage();
} else if (action === 'equals') {
calculator.compute();
} else {
calculator.chooseOperation(button.innerText);
}
calculator.updateDisplay();
});
});
// Keyboard support
document.addEventListener('keydown', (e) => {
if (e.key >= 0 && e.key <= 9) {
calculator.appendNumber(e.key);
calculator.updateDisplay();
} else if (e.key === '.') {
calculator.appendNumber(e.key);
calculator.updateDisplay();
} else if (e.key === '+' || e.key === '-' || e.key === '*' || e.key === '/') {
calculator.chooseOperation(
e.key === '*' ? '×' :
e.key === '/' ? '÷' : e.key
);
calculator.updateDisplay();
} else if (e.key === '%') {
calculator.getPercentage();
calculator.updateDisplay();
} else if (e.key === 'Enter' || e.key === '=') {
calculator.compute();
calculator.updateDisplay();
} else if (e.key === 'Backspace') {
calculator.delete();
calculator.updateDisplay();
} else if (e.key === 'Escape') {
calculator.clear();
calculator.updateDisplay();
}
});
// Theme toggle
let darkMode = false;
themeToggle.addEventListener('click', () => {
darkMode = !darkMode;
if (darkMode) {
document.body.classList.add('bg-gray-900');
document.body.classList.remove('bg-gray-100');
document.querySelector('.calculator').classList.add('bg-gray-800');
document.querySelector('.calculator').classList.remove('bg-white');
document.querySelector('.display').classList.add('bg-gray-700', 'text-white');
document.querySelector('.display').classList.remove('bg-gray-50');
document.querySelectorAll('.btn').forEach(btn => {
if (!btn.classList.contains('bg-blue-500') && !btn.classList.contains('bg-purple-500')) {
btn.classList.add('bg-gray-600', 'text-white');
btn.classList.remove('bg-gray-100', 'bg-gray-200', 'bg-gray-300');
}
});
themeToggle.innerHTML = '<i class="fas fa-sun"></i>';
} else {
document.body.classList.add('bg-gray-100');
document.body.classList.remove('bg-gray-900');
document.querySelector('.calculator').classList.add('bg-white');
document.querySelector('.calculator').classList.remove('bg-gray-800');
document.querySelector('.display').classList.add('bg-gray-50');
document.querySelector('.display').classList.remove('bg-gray-700', 'text-white');
document.querySelectorAll('.btn').forEach(btn => {
if (!btn.classList.contains('bg-blue-500') && !btn.classList.contains('bg-purple-500')) {
btn.classList.remove('bg-gray-600', 'text-white');
if (btn.getAttribute('data-action') === 'clear' ||
btn.getAttribute('data-action') === 'delete' ||
btn.getAttribute('data-action') === 'percentage') {
btn.classList.add('bg-gray-200');
} else {
btn.classList.add('bg-gray-100');
}
}
});
themeToggle.innerHTML = '<i class="fas fa-moon"></i>';
}
});
});
</script>
<p style="border-radius: 8px; text-align: center; font-size: 12px; color: #fff; margin-top: 16px;position: fixed; left: 8px; bottom: 8px; z-index: 10; background: rgba(0, 0, 0, 0.8); padding: 4px 8px;">Made with <img src="https://enzostvs-deepsite.hf.space/logo.svg" alt="DeepSite Logo" style="width: 16px; height: 16px; vertical-align: middle;display:inline-block;margin-right:3px;filter:brightness(0) invert(1);"><a href="https://enzostvs-deepsite.hf.space" style="color: #fff;text-decoration: underline;" target="_blank" >DeepSite</a> - 🧬 <a href="https://enzostvs-deepsite.hf.space?remix=sparkhousecreative/calculator" style="color: #fff;text-decoration: underline;" target="_blank" >Remix</a></p></body>
</html> |