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Browse files- index.html +514 -19
index.html
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@@ -1,19 +1,514 @@
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<!
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<html>
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| 1 |
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<!DOCTYPE html>
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| 2 |
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<html lang="en">
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| 3 |
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<head>
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| 4 |
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<meta charset="UTF-8">
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| 5 |
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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| 6 |
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<title>Modern Calculator</title>
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| 7 |
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<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
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| 8 |
+
<style>
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| 9 |
+
:root {
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| 10 |
+
--primary-color: #4a6bff;
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| 11 |
+
--primary-hover: #3a5bef;
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| 12 |
+
--secondary-color: #f8f9fa;
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| 13 |
+
--text-color: #333;
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| 14 |
+
--text-light: #666;
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| 15 |
+
--shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
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| 16 |
+
--border-radius: 16px;
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| 17 |
+
--transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
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| 18 |
+
}
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| 19 |
+
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| 20 |
+
* {
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| 21 |
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margin: 0;
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| 22 |
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padding: 0;
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| 23 |
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box-sizing: border-box;
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| 24 |
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font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
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| 25 |
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}
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| 26 |
+
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| 27 |
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body {
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| 28 |
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background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
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| 29 |
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min-height: 100vh;
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| 30 |
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display: flex;
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| 31 |
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justify-content: center;
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| 32 |
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align-items: center;
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| 33 |
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padding: 20px;
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| 34 |
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}
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| 35 |
+
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| 36 |
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.calculator-container {
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| 37 |
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width: 100%;
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| 38 |
+
max-width: 400px;
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| 39 |
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background: white;
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| 40 |
+
border-radius: var(--border-radius);
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| 41 |
+
box-shadow: var(--shadow);
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| 42 |
+
overflow: hidden;
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| 43 |
+
position: relative;
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| 44 |
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}
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| 45 |
+
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| 46 |
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.header {
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| 47 |
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padding: 20px;
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| 48 |
+
text-align: center;
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| 49 |
+
border-bottom: 1px solid rgba(0, 0, 0, 0.05);
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| 50 |
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}
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| 51 |
+
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| 52 |
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.header h1 {
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| 53 |
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color: var(--text-color);
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| 54 |
+
font-size: 1.5rem;
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| 55 |
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margin-bottom: 5px;
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| 56 |
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}
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| 57 |
+
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| 58 |
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.header .subtitle {
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| 59 |
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color: var(--text-light);
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| 60 |
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font-size: 0.9rem;
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| 61 |
+
}
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| 62 |
+
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| 63 |
+
.header .anycoder-link {
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| 64 |
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color: var(--primary-color);
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| 65 |
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text-decoration: none;
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| 66 |
+
font-size: 0.8rem;
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| 67 |
+
margin-top: 10px;
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| 68 |
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display: inline-block;
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| 69 |
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}
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| 70 |
+
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| 71 |
+
.display {
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| 72 |
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padding: 25px;
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| 73 |
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background: var(--secondary-color);
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| 74 |
+
position: relative;
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| 75 |
+
}
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| 76 |
+
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| 77 |
+
.display-input {
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| 78 |
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font-size: 2rem;
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| 79 |
+
color: var(--text-color);
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| 80 |
+
text-align: right;
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| 81 |
+
margin-bottom: 5px;
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| 82 |
+
height: 40px;
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| 83 |
+
overflow: hidden;
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| 84 |
+
white-space: nowrap;
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| 85 |
+
text-overflow: ellipsis;
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| 86 |
+
}
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| 87 |
+
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| 88 |
+
.display-result {
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| 89 |
+
font-size: 1.2rem;
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| 90 |
+
color: var(--text-light);
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| 91 |
+
text-align: right;
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| 92 |
+
height: 24px;
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| 93 |
+
overflow: hidden;
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| 94 |
+
white-space: nowrap;
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| 95 |
+
text-overflow: ellipsis;
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| 96 |
+
}
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| 97 |
+
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| 98 |
+
.buttons {
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| 99 |
+
display: grid;
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| 100 |
+
grid-template-columns: repeat(4, 1fr);
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| 101 |
+
gap: 1px;
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| 102 |
+
background: rgba(0, 0, 0, 0.05);
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| 103 |
+
}
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| 104 |
+
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| 105 |
+
.btn {
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| 106 |
+
border: none;
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| 107 |
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outline: none;
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| 108 |
+
padding: 20px;
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| 109 |
+
font-size: 1.2rem;
|
| 110 |
+
cursor: pointer;
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| 111 |
+
background: white;
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| 112 |
+
color: var(--text-color);
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| 113 |
+
transition: var(--transition);
|
| 114 |
+
display: flex;
|
| 115 |
+
justify-content: center;
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| 116 |
+
align-items: center;
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| 117 |
+
}
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| 118 |
+
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| 119 |
+
.btn:hover {
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| 120 |
+
background: rgba(74, 107, 255, 0.1);
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| 121 |
+
}
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| 122 |
+
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| 123 |
+
.btn:active {
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| 124 |
+
transform: scale(0.95);
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| 125 |
+
}
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| 126 |
+
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| 127 |
+
.btn-operator {
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| 128 |
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color: var(--primary-color);
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| 129 |
+
font-weight: bold;
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| 130 |
+
}
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| 131 |
+
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| 132 |
+
.btn-operator:hover {
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| 133 |
+
background: rgba(74, 107, 255, 0.2);
|
| 134 |
+
}
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| 135 |
+
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| 136 |
+
.btn-equals {
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| 137 |
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background: var(--primary-color);
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| 138 |
+
color: white;
|
| 139 |
+
}
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| 140 |
+
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| 141 |
+
.btn-equals:hover {
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| 142 |
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background: var(--primary-hover);
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| 143 |
+
}
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| 144 |
+
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| 145 |
+
.btn-clear {
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| 146 |
+
color: #ff4d4f;
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| 147 |
+
}
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| 148 |
+
|
| 149 |
+
.btn-clear:hover {
|
| 150 |
+
background: rgba(255, 77, 79, 0.1);
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| 151 |
+
}
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| 152 |
+
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| 153 |
+
.btn-span-2 {
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| 154 |
+
grid-column: span 2;
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| 155 |
+
}
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| 156 |
+
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| 157 |
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.history-btn {
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| 158 |
+
position: absolute;
|
| 159 |
+
top: 20px;
|
| 160 |
+
right: 20px;
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| 161 |
+
background: none;
|
| 162 |
+
border: none;
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| 163 |
+
color: var(--text-light);
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| 164 |
+
font-size: 1rem;
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| 165 |
+
cursor: pointer;
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| 166 |
+
transition: var(--transition);
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| 167 |
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}
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| 168 |
+
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| 169 |
+
.history-btn:hover {
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| 170 |
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color: var(--primary-color);
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| 171 |
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}
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| 172 |
+
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| 173 |
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.history-panel {
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| 174 |
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position: absolute;
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| 175 |
+
top: 0;
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| 176 |
+
right: 0;
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| 177 |
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width: 100%;
|
| 178 |
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height: 100%;
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| 179 |
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background: white;
|
| 180 |
+
z-index: 10;
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| 181 |
+
transform: translateX(100%);
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| 182 |
+
transition: var(--transition);
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| 183 |
+
padding: 20px;
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| 184 |
+
overflow-y: auto;
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| 185 |
+
}
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| 186 |
+
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| 187 |
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.history-panel.active {
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| 188 |
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transform: translateX(0);
|
| 189 |
+
}
|
| 190 |
+
|
| 191 |
+
.history-header {
|
| 192 |
+
display: flex;
|
| 193 |
+
justify-content: space-between;
|
| 194 |
+
align-items: center;
|
| 195 |
+
margin-bottom: 20px;
|
| 196 |
+
}
|
| 197 |
+
|
| 198 |
+
.history-header h2 {
|
| 199 |
+
color: var(--text-color);
|
| 200 |
+
font-size: 1.2rem;
|
| 201 |
+
}
|
| 202 |
+
|
| 203 |
+
.history-close {
|
| 204 |
+
background: none;
|
| 205 |
+
border: none;
|
| 206 |
+
font-size: 1.5rem;
|
| 207 |
+
cursor: pointer;
|
| 208 |
+
color: var(--text-light);
|
| 209 |
+
}
|
| 210 |
+
|
| 211 |
+
.history-item {
|
| 212 |
+
padding: 10px;
|
| 213 |
+
border-bottom: 1px solid rgba(0, 0, 0, 0.05);
|
| 214 |
+
color: var(--text-color);
|
| 215 |
+
text-align: right;
|
| 216 |
+
}
|
| 217 |
+
|
| 218 |
+
.history-item:last-child {
|
| 219 |
+
border-bottom: none;
|
| 220 |
+
}
|
| 221 |
+
|
| 222 |
+
.history-empty {
|
| 223 |
+
text-align: center;
|
| 224 |
+
color: var(--text-light);
|
| 225 |
+
margin-top: 50px;
|
| 226 |
+
}
|
| 227 |
+
|
| 228 |
+
@media (max-width: 400px) {
|
| 229 |
+
.calculator-container {
|
| 230 |
+
border-radius: 0;
|
| 231 |
+
height: 100vh;
|
| 232 |
+
display: flex;
|
| 233 |
+
flex-direction: column;
|
| 234 |
+
}
|
| 235 |
+
|
| 236 |
+
.display {
|
| 237 |
+
padding: 20px;
|
| 238 |
+
}
|
| 239 |
+
|
| 240 |
+
.btn {
|
| 241 |
+
padding: 16px;
|
| 242 |
+
font-size: 1.1rem;
|
| 243 |
+
}
|
| 244 |
+
}
|
| 245 |
+
</style>
|
| 246 |
+
</head>
|
| 247 |
+
<body>
|
| 248 |
+
<div class="calculator-container">
|
| 249 |
+
<div class="header">
|
| 250 |
+
<h1>Modern Calculator</h1>
|
| 251 |
+
<p class="subtitle">Built with precision and style</p>
|
| 252 |
+
<a href="https://huggingface.co/spaces/akhaliq/anycoder" class="anycoder-link" target="_blank">Built with anycoder</a>
|
| 253 |
+
</div>
|
| 254 |
+
|
| 255 |
+
<div class="display">
|
| 256 |
+
<button class="history-btn" id="historyBtn">
|
| 257 |
+
<i class="fas fa-history"></i>
|
| 258 |
+
</button>
|
| 259 |
+
<div class="display-result" id="result">0</div>
|
| 260 |
+
<div class="display-input" id="input">0</div>
|
| 261 |
+
</div>
|
| 262 |
+
|
| 263 |
+
<div class="buttons">
|
| 264 |
+
<button class="btn btn-clear" id="clear">AC</button>
|
| 265 |
+
<button class="btn" id="backspace"><i class="fas fa-backspace"></i></button>
|
| 266 |
+
<button class="btn btn-operator" id="percent">%</button>
|
| 267 |
+
<button class="btn btn-operator" id="divide">/</button>
|
| 268 |
+
|
| 269 |
+
<button class="btn" id="7">7</button>
|
| 270 |
+
<button class="btn" id="8">8</button>
|
| 271 |
+
<button class="btn" id="9">9</button>
|
| 272 |
+
<button class="btn btn-operator" id="multiply">×</button>
|
| 273 |
+
|
| 274 |
+
<button class="btn" id="4">4</button>
|
| 275 |
+
<button class="btn" id="5">5</button>
|
| 276 |
+
<button class="btn" id="6">6</button>
|
| 277 |
+
<button class="btn btn-operator" id="subtract">-</button>
|
| 278 |
+
|
| 279 |
+
<button class="btn" id="1">1</button>
|
| 280 |
+
<button class="btn" id="2">2</button>
|
| 281 |
+
<button class="btn" id="3">3</button>
|
| 282 |
+
<button class="btn btn-operator" id="add">+</button>
|
| 283 |
+
|
| 284 |
+
<button class="btn" id="0">0</button>
|
| 285 |
+
<button class="btn" id="decimal">.</button>
|
| 286 |
+
<button class="btn btn-equals btn-span-2" id="equals">=</button>
|
| 287 |
+
</div>
|
| 288 |
+
|
| 289 |
+
<div class="history-panel" id="historyPanel">
|
| 290 |
+
<div class="history-header">
|
| 291 |
+
<h2>Calculation History</h2>
|
| 292 |
+
<button class="history-close" id="historyClose">×</button>
|
| 293 |
+
</div>
|
| 294 |
+
<div class="history-content" id="historyContent">
|
| 295 |
+
<div class="history-empty">No calculations yet</div>
|
| 296 |
+
</div>
|
| 297 |
+
</div>
|
| 298 |
+
</div>
|
| 299 |
+
|
| 300 |
+
<script>
|
| 301 |
+
document.addEventListener('DOMContentLoaded', function() {
|
| 302 |
+
// DOM Elements
|
| 303 |
+
const inputElement = document.getElementById('input');
|
| 304 |
+
const resultElement = document.getElementById('result');
|
| 305 |
+
const historyBtn = document.getElementById('historyBtn');
|
| 306 |
+
const historyPanel = document.getElementById('historyPanel');
|
| 307 |
+
const historyClose = document.getElementById('historyClose');
|
| 308 |
+
const historyContent = document.getElementById('historyContent');
|
| 309 |
+
|
| 310 |
+
// Calculator state
|
| 311 |
+
let currentInput = '0';
|
| 312 |
+
let previousInput = '';
|
| 313 |
+
let operation = null;
|
| 314 |
+
let resetInput = false;
|
| 315 |
+
let calculationHistory = [];
|
| 316 |
+
|
| 317 |
+
// Update display
|
| 318 |
+
function updateDisplay() {
|
| 319 |
+
inputElement.textContent = currentInput;
|
| 320 |
+
resultElement.textContent = previousInput + (operation ? ' ' + operation : '');
|
| 321 |
+
}
|
| 322 |
+
|
| 323 |
+
// Add to history
|
| 324 |
+
function addToHistory(expression, result) {
|
| 325 |
+
calculationHistory.unshift({
|
| 326 |
+
expression: expression,
|
| 327 |
+
result: result,
|
| 328 |
+
timestamp: new Date()
|
| 329 |
+
});
|
| 330 |
+
|
| 331 |
+
// Keep only last 10 calculations
|
| 332 |
+
if (calculationHistory.length > 10) {
|
| 333 |
+
calculationHistory.pop();
|
| 334 |
+
}
|
| 335 |
+
|
| 336 |
+
updateHistoryPanel();
|
| 337 |
+
}
|
| 338 |
+
|
| 339 |
+
// Update history panel
|
| 340 |
+
function updateHistoryPanel() {
|
| 341 |
+
if (calculationHistory.length === 0) {
|
| 342 |
+
historyContent.innerHTML = '<div class="history-empty">No calculations yet</div>';
|
| 343 |
+
return;
|
| 344 |
+
}
|
| 345 |
+
|
| 346 |
+
historyContent.innerHTML = calculationHistory.map(item => {
|
| 347 |
+
return `
|
| 348 |
+
<div class="history-item">
|
| 349 |
+
<div>${item.expression} = ${item.result}</div>
|
| 350 |
+
<div style="font-size: 0.7rem; color: var(--text-light); text-align: right;">
|
| 351 |
+
${item.timestamp.toLocaleTimeString()}
|
| 352 |
+
</div>
|
| 353 |
+
</div>
|
| 354 |
+
`;
|
| 355 |
+
}).join('');
|
| 356 |
+
}
|
| 357 |
+
|
| 358 |
+
// Handle number input
|
| 359 |
+
function inputNumber(number) {
|
| 360 |
+
if (currentInput === '0' || resetInput) {
|
| 361 |
+
currentInput = number;
|
| 362 |
+
resetInput = false;
|
| 363 |
+
} else {
|
| 364 |
+
currentInput += number;
|
| 365 |
+
}
|
| 366 |
+
updateDisplay();
|
| 367 |
+
}
|
| 368 |
+
|
| 369 |
+
// Handle decimal input
|
| 370 |
+
function inputDecimal() {
|
| 371 |
+
if (resetInput) {
|
| 372 |
+
currentInput = '0.';
|
| 373 |
+
resetInput = false;
|
| 374 |
+
} else if (!currentInput.includes('.')) {
|
| 375 |
+
currentInput += '.';
|
| 376 |
+
}
|
| 377 |
+
updateDisplay();
|
| 378 |
+
}
|
| 379 |
+
|
| 380 |
+
// Handle operator input
|
| 381 |
+
function handleOperator(op) {
|
| 382 |
+
if (operation !== null) calculate();
|
| 383 |
+
previousInput = currentInput;
|
| 384 |
+
operation = op;
|
| 385 |
+
resetInput = true;
|
| 386 |
+
updateDisplay();
|
| 387 |
+
}
|
| 388 |
+
|
| 389 |
+
// Perform calculation
|
| 390 |
+
function calculate() {
|
| 391 |
+
let result;
|
| 392 |
+
const prev = parseFloat(previousInput);
|
| 393 |
+
const current = parseFloat(currentInput);
|
| 394 |
+
|
| 395 |
+
if (isNaN(prev) || isNaN(current)) return;
|
| 396 |
+
|
| 397 |
+
switch (operation) {
|
| 398 |
+
case '+':
|
| 399 |
+
result = prev + current;
|
| 400 |
+
break;
|
| 401 |
+
case '-':
|
| 402 |
+
result = prev - current;
|
| 403 |
+
break;
|
| 404 |
+
case '×':
|
| 405 |
+
result = prev * current;
|
| 406 |
+
break;
|
| 407 |
+
case '/':
|
| 408 |
+
result = prev / current;
|
| 409 |
+
break;
|
| 410 |
+
case '%':
|
| 411 |
+
result = prev % current;
|
| 412 |
+
break;
|
| 413 |
+
default:
|
| 414 |
+
return;
|
| 415 |
+
}
|
| 416 |
+
|
| 417 |
+
// Format the result
|
| 418 |
+
currentInput = formatNumber(result);
|
| 419 |
+
operation = null;
|
| 420 |
+
resetInput = true;
|
| 421 |
+
|
| 422 |
+
// Add to history
|
| 423 |
+
addToHistory(`${previousInput} ${operation} ${current}`, currentInput);
|
| 424 |
+
|
| 425 |
+
updateDisplay();
|
| 426 |
+
}
|
| 427 |
+
|
| 428 |
+
// Format number to avoid scientific notation and limit decimals
|
| 429 |
+
function formatNumber(num) {
|
| 430 |
+
// Handle very large or very small numbers
|
| 431 |
+
if (Math.abs(num) > 999999999 || Math.abs(num) < 0.0000001) {
|
| 432 |
+
return num.toExponential(6);
|
| 433 |
+
}
|
| 434 |
+
|
| 435 |
+
// Limit to 8 decimal places
|
| 436 |
+
const numStr = num.toString();
|
| 437 |
+
if (numStr.includes('.')) {
|
| 438 |
+
const parts = numStr.split('.');
|
| 439 |
+
if (parts[1].length > 8) {
|
| 440 |
+
return parseFloat(num).toFixed(8).toString();
|
| 441 |
+
}
|
| 442 |
+
}
|
| 443 |
+
|
| 444 |
+
return numStr;
|
| 445 |
+
}
|
| 446 |
+
|
| 447 |
+
// Clear calculator
|
| 448 |
+
function clear() {
|
| 449 |
+
currentInput = '0';
|
| 450 |
+
previousInput = '';
|
| 451 |
+
operation = null;
|
| 452 |
+
updateDisplay();
|
| 453 |
+
}
|
| 454 |
+
|
| 455 |
+
// Backspace
|
| 456 |
+
function backspace() {
|
| 457 |
+
if (currentInput.length === 1 || (currentInput.length === 2 && currentInput.startsWith('-'))) {
|
| 458 |
+
currentInput = '0';
|
| 459 |
+
} else {
|
| 460 |
+
currentInput = currentInput.slice(0, -1);
|
| 461 |
+
}
|
| 462 |
+
updateDisplay();
|
| 463 |
+
}
|
| 464 |
+
|
| 465 |
+
// Event listeners for buttons
|
| 466 |
+
document.getElementById('clear').addEventListener('click', clear);
|
| 467 |
+
document.getElementById('backspace').addEventListener('click', backspace);
|
| 468 |
+
document.getElementById('percent').addEventListener('click', () => handleOperator('%'));
|
| 469 |
+
document.getElementById('divide').addEventListener('click', () => handleOperator('/'));
|
| 470 |
+
document.getElementById('multiply').addEventListener('click', () => handleOperator('×'));
|
| 471 |
+
document.getElementById('subtract').addEventListener('click', () => handleOperator('-'));
|
| 472 |
+
document.getElementById('add').addEventListener('click', () => handleOperator('+'));
|
| 473 |
+
document.getElementById('equals').addEventListener('click', calculate);
|
| 474 |
+
document.getElementById('decimal').addEventListener('click', inputDecimal);
|
| 475 |
+
|
| 476 |
+
// Number buttons
|
| 477 |
+
for (let i = 0; i <= 9; i++) {
|
| 478 |
+
document.getElementById(i.toString()).addEventListener('click', () => inputNumber(i.toString()));
|
| 479 |
+
}
|
| 480 |
+
|
| 481 |
+
// History panel toggle
|
| 482 |
+
historyBtn.addEventListener('click', () => {
|
| 483 |
+
historyPanel.classList.add('active');
|
| 484 |
+
});
|
| 485 |
+
|
| 486 |
+
historyClose.addEventListener('click', () => {
|
| 487 |
+
historyPanel.classList.remove('active');
|
| 488 |
+
});
|
| 489 |
+
|
| 490 |
+
// Keyboard support
|
| 491 |
+
document.addEventListener('keydown', (e) => {
|
| 492 |
+
if (e.key >= 0 && e.key <= 9) {
|
| 493 |
+
inputNumber(e.key);
|
| 494 |
+
} else if (e.key === '.') {
|
| 495 |
+
inputDecimal();
|
| 496 |
+
} else if (e.key === '+' || e.key === '-' || e.key === '*' || e.key === '/') {
|
| 497 |
+
let op = e.key;
|
| 498 |
+
if (op === '*') op = '×';
|
| 499 |
+
handleOperator(op);
|
| 500 |
+
} else if (e.key === 'Enter' || e.key === '=') {
|
| 501 |
+
calculate();
|
| 502 |
+
} else if (e.key === 'Escape') {
|
| 503 |
+
clear();
|
| 504 |
+
} else if (e.key === 'Backspace') {
|
| 505 |
+
backspace();
|
| 506 |
+
}
|
| 507 |
+
});
|
| 508 |
+
|
| 509 |
+
// Initialize
|
| 510 |
+
updateDisplay();
|
| 511 |
+
});
|
| 512 |
+
</script>
|
| 513 |
+
</body>
|
| 514 |
+
</html>
|