Added Complex Number Calculator (#562)

Rakesh9100 · Feb 7, 2024 · b2ec056 · b2ec056
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diff --git a/Calculators/Complex-Number-Calculator/README.md b/Calculators/Complex-Number-Calculator/README.md
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+# <p align="center">Complex Number Calculator</p>
+
+## Description :-
+
+It is a calculator which handles complex numbers and their operations, such as addition, subtraction, multiplication, and division, and provides both rectangular and polar forms of the result. 
+
+## Tech Stacks:-
+
+- HTML
+- CSS
+- JavaScript
+
+### Screenshots:-
+![image](https://github.com/Rakesh9100/CalcDiverse/assets/73993775/5276968a-c78f-4028-9fc6-c9838a72cf32)
diff --git a/Calculators/Complex-Number-Calculator/index.html b/Calculators/Complex-Number-Calculator/index.html
@@ -0,0 +1,27 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Complex Number Calculator</title>
+    <link rel="stylesheet" href="style.css">
+</head>
+<body>
+    <div class="container">
+        <h2 style="color: #4CAF50; text-align: center;">Complex Number Calculator</h2>
+        <input type="number" id="real1" placeholder="Enter Real Part of First Number">
+        <input type="number" id="imaginary1" placeholder="Enter Imaginary Part of First Number">
+        <input type="number" id="real2" placeholder="Enter Real Part of Second Number">
+        <input type="number" id="imaginary2" placeholder="Enter Imaginary Part of Second Number">
+        <button onclick="add()">Add</button>
+        <button onclick="subtract()">Subtract</button>
+        <button onclick="multiply()">Multiply</button>
+        <button onclick="divide()">Divide</button>
+        <button onclick="reset()">Reset</button>
+        <div id="result" style="text-align: center;"></div>
+      </div>
+
+
+</body>
+<script src="script.js"></script>
+</html>
diff --git a/Calculators/Complex-Number-Calculator/script.js b/Calculators/Complex-Number-Calculator/script.js
@@ -0,0 +1,82 @@
+function add() {
+    if (validateInput()) {
+      var real1 = parseFloat(document.getElementById('real1').value);
+      var imaginary1 = parseFloat(document.getElementById('imaginary1').value);
+      var real2 = parseFloat(document.getElementById('real2').value);
+      var imaginary2 = parseFloat(document.getElementById('imaginary2').value);
+      var resultReal = real1 + real2;
+      var resultImaginary = imaginary1 + imaginary2;
+      displayResult(resultReal, resultImaginary);
+    }
+  }
+
+  function subtract() {
+    if (validateInput()) {
+      var real1 = parseFloat(document.getElementById('real1').value);
+      var imaginary1 = parseFloat(document.getElementById('imaginary1').value);
+      var real2 = parseFloat(document.getElementById('real2').value);
+      var imaginary2 = parseFloat(document.getElementById('imaginary2').value);
+      var resultReal = real1 - real2;
+      var resultImaginary = imaginary1 - imaginary2;
+      displayResult(resultReal, resultImaginary);
+    }
+  }
+
+  function multiply() {
+    if (validateInput()) {
+      var real1 = parseFloat(document.getElementById('real1').value);
+      var imaginary1 = parseFloat(document.getElementById('imaginary1').value);
+      var real2 = parseFloat(document.getElementById('real2').value);
+      var imaginary2 = parseFloat(document.getElementById('imaginary2').value);
+      var resultReal = real1 * real2 - imaginary1 * imaginary2;
+      var resultImaginary = real1 * imaginary2 + real2 * imaginary1;
+      displayResult(resultReal, resultImaginary);
+    }
+  }
+
+  function divide() {
+    if (validateInput()) {
+      var real1 = parseFloat(document.getElementById('real1').value);
+      var imaginary1 = parseFloat(document.getElementById('imaginary1').value);
+      var real2 = parseFloat(document.getElementById('real2').value);
+      var imaginary2 = parseFloat(document.getElementById('imaginary2').value);
+      if (real2 === 0 && imaginary2 === 0) {
+        document.getElementById('result').innerHTML = 'Cannot divide by zero';
+        return;
+      }
+      var denominator = real2 * real2 + imaginary2 * imaginary2;
+      var resultReal = (real1 * real2 + imaginary1 * imaginary2) / denominator;
+      var resultImaginary = (imaginary1 * real2 - real1 * imaginary2) / denominator;
+      displayResult(resultReal, resultImaginary);
+    }
+  }
+
+  function reset() {
+    document.getElementById('real1').value = '';
+    document.getElementById('imaginary1').value = '';
+    document.getElementById('real2').value = '';
+    document.getElementById('imaginary2').value = '';
+    document.getElementById('result').innerHTML = '';
+  }
+
+  function validateInput() {
+    var real1 = document.getElementById('real1').value;
+    var imaginary1 = document.getElementById('imaginary1').value;
+    var real2 = document.getElementById('real2').value;
+    var imaginary2 = document.getElementById('imaginary2').value;
+    if (real1 === '' || imaginary1 === '' || real2 === '' || imaginary2 === '') {
+      document.getElementById('result').innerHTML = 'Enter a valid value';
+      return false;
+    }
+    return true;
+  }
+
+  function displayResult(real, imaginary) {
+    var result = document.getElementById('result');
+    var rectForm = 'Rectangular Form: ' + real + ' + ' + imaginary + 'i<br>';
+    var magnitude = Math.sqrt(real * real + imaginary * imaginary);
+    var angle = Math.atan2(imaginary, real);
+    var polarForm = 'Polar Form: ' + magnitude.toFixed(2) + ' * (cos(' + angle.toFixed(2) + ') + i * sin(' + angle.toFixed(2) + '))';
+    result.innerHTML = rectForm + polarForm;
+  }
+
diff --git a/Calculators/Complex-Number-Calculator/style.css b/Calculators/Complex-Number-Calculator/style.css
@@ -0,0 +1,62 @@
+body {
+    font-family: Arial, sans-serif;
+    background: linear-gradient(135deg, #ff6e7f, #bfe9ff);
+    display: flex;
+    justify-content: center;
+    align-items: center;
+    height: 100vh;
+    margin: 0;
+  }
+
+  .container {
+    max-width: 400px;
+    padding: 20px;
+    border-radius: 20px;
+    background-color: rgba(255, 255, 255, 0.3);
+    backdrop-filter: blur(10px);
+    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
+  }
+
+  input[type="number"] {
+    width: calc(100% - 22px);
+    padding: 10px;
+    margin: 5px 0;
+    box-sizing: border-box;
+    border: 1px solid #ccc;
+    border-radius: 5px;
+  }
+
+  button {
+    width: 100%;
+    padding: 10px;
+    background-color: #4CAF50;
+    color: white;
+    border: none;
+    border-radius: 5px;
+    cursor: pointer;
+    margin-top: 10px;
+    transition: background-color 0.3s ease;
+  }
+
+  button:hover {
+    background-color: #45a049;
+  }
+
+  button:active {
+    background-color: #3e8e41;
+  }
+
+  h1 {
+    color: #fff;
+    text-align: center;
+    margin-bottom: 20px;
+  }
+
+  #result {
+    margin-top: 20px;
+    padding: 15px;
+    background-color: rgba(255, 255, 255, 0.7);
+    border-radius: 5px;
+  }
+
+
diff --git a/index.html b/index.html
@@ -1695,6 +1695,20 @@ <h3>Calculates the time required to finish reading a book.</h3>
                 </div>
             </div>
         </div>
+        <div class="box">
+            <div class="content">
+                <h2>Complex Number Calculator</h2>
+                <h3>Perfoms mathematical operations on complex numbers.</h3>
+                <div class="card-footer">
+                    <a href="./Calculators/Complex-Number-Calculator/index.html" target="_blank">
+                        <button>Try Now</button>
+                    </a>
+                    <a href="https://github.com/Rakesh9100/CalcDiverse/tree/main/Calculators/Complex-Number-Calculator" title="Source Code" target="_blank">
+                        <img src="./assets/images/github.png" alt="Source Code"></img>
+                    </a>
+                </div>
+            </div>
+        </div>
     </div>
 
     <!-- Calculator Section Ends Here  -->