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| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
| <title>Brain Tumor Detection</title> | |
| <style> | |
| * { | |
| margin: 0; | |
| padding: 0; | |
| box-sizing: border-box; | |
| } | |
| body { | |
| font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; | |
| background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%); | |
| min-height: 100vh; | |
| display: flex; | |
| justify-content: center; | |
| align-items: center; | |
| padding: 20px; | |
| } | |
| .container { | |
| background: white; | |
| border-radius: 20px; | |
| box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3); | |
| padding: 40px; | |
| max-width: 500px; | |
| width: 100%; | |
| } | |
| h1 { | |
| text-align: center; | |
| color: #1a1a2e; | |
| margin-bottom: 10px; | |
| font-size: 28px; | |
| } | |
| .subtitle { | |
| text-align: center; | |
| color: #666; | |
| margin-bottom: 30px; | |
| font-size: 14px; | |
| } | |
| .upload-area { | |
| border: 3px dashed #ddd; | |
| border-radius: 15px; | |
| padding: 40px 20px; | |
| text-align: center; | |
| cursor: pointer; | |
| transition: all 0.3s ease; | |
| margin-bottom: 20px; | |
| } | |
| .upload-area:hover { | |
| border-color: #4a90a4; | |
| background: #f8f9fa; | |
| } | |
| .upload-area.dragover { | |
| border-color: #4a90a4; | |
| background: #e8f4f8; | |
| } | |
| .upload-icon { | |
| font-size: 50px; | |
| margin-bottom: 15px; | |
| } | |
| .upload-text { | |
| color: #666; | |
| font-size: 16px; | |
| } | |
| .upload-text span { | |
| color: #4a90a4; | |
| font-weight: bold; | |
| } | |
| #fileInput { | |
| display: none; | |
| } | |
| .preview-container { | |
| display: none; | |
| margin-bottom: 20px; | |
| } | |
| .preview-container img { | |
| width: 100%; | |
| max-height: 300px; | |
| object-fit: contain; | |
| border-radius: 10px; | |
| border: 2px solid #eee; | |
| } | |
| .file-name { | |
| text-align: center; | |
| color: #666; | |
| font-size: 14px; | |
| margin-top: 10px; | |
| } | |
| .btn { | |
| width: 100%; | |
| padding: 15px; | |
| border: none; | |
| border-radius: 10px; | |
| font-size: 18px; | |
| font-weight: bold; | |
| cursor: pointer; | |
| transition: all 0.3s ease; | |
| } | |
| .btn-predict { | |
| background: linear-gradient(135deg, #4a90a4 0%, #357a8c 100%); | |
| color: white; | |
| } | |
| .btn-predict:hover { | |
| transform: translateY(-2px); | |
| box-shadow: 0 5px 20px rgba(74, 144, 164, 0.4); | |
| } | |
| .btn-predict:disabled { | |
| background: #ccc; | |
| cursor: not-allowed; | |
| transform: none; | |
| box-shadow: none; | |
| } | |
| .result-container { | |
| display: none; | |
| margin-top: 25px; | |
| padding: 25px; | |
| border-radius: 15px; | |
| text-align: center; | |
| } | |
| .result-tumor { | |
| background: linear-gradient(135deg, #ff6b6b 0%, #ee5a5a 100%); | |
| color: white; | |
| } | |
| .result-no-tumor { | |
| background: linear-gradient(135deg, #51cf66 0%, #40c057 100%); | |
| color: white; | |
| } | |
| .result-title { | |
| font-size: 24px; | |
| font-weight: bold; | |
| margin-bottom: 10px; | |
| } | |
| .result-confidence { | |
| font-size: 16px; | |
| opacity: 0.9; | |
| } | |
| .loading { | |
| display: none; | |
| text-align: center; | |
| margin-top: 20px; | |
| } | |
| .spinner { | |
| border: 4px solid #f3f3f3; | |
| border-top: 4px solid #4a90a4; | |
| border-radius: 50%; | |
| width: 40px; | |
| height: 40px; | |
| animation: spin 1s linear infinite; | |
| margin: 0 auto 15px; | |
| } | |
| @keyframes spin { | |
| 0% { transform: rotate(0deg); } | |
| 100% { transform: rotate(360deg); } | |
| } | |
| .error-message { | |
| display: none; | |
| background: #fff3f3; | |
| border: 1px solid #ff6b6b; | |
| color: #d63031; | |
| padding: 15px; | |
| border-radius: 10px; | |
| margin-top: 20px; | |
| text-align: center; | |
| } | |
| .reset-btn { | |
| display: none; | |
| margin-top: 15px; | |
| background: #6c757d; | |
| color: white; | |
| } | |
| .reset-btn:hover { | |
| background: #5a6268; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div class="container"> | |
| <h1>🧠 Brain Tumor Detection</h1> | |
| <p class="subtitle">Upload an MRI scan image for AI-powered analysis</p> | |
| <div class="upload-area" id="uploadArea"> | |
| <div class="upload-icon">📤</div> | |
| <p class="upload-text">Drag & drop your image here<br>or <span>click to browse</span></p> | |
| <input type="file" id="fileInput" accept="image/*"> | |
| </div> | |
| <div class="preview-container" id="previewContainer"> | |
| <img id="previewImage" src="" alt="Preview"> | |
| <p class="file-name" id="fileName"></p> | |
| </div> | |
| <button class="btn btn-predict" id="predictBtn" disabled>Analyze Image</button> | |
| <div class="loading" id="loading"> | |
| <div class="spinner"></div> | |
| <p>Analyzing image...</p> | |
| </div> | |
| <div class="error-message" id="errorMessage"></div> | |
| <div class="result-container" id="resultContainer"> | |
| <p class="result-title" id="resultTitle"></p> | |
| <p class="result-confidence" id="resultConfidence"></p> | |
| </div> | |
| <button class="btn reset-btn" id="resetBtn">Upload New Image</button> | |
| </div> | |
| <script> | |
| const uploadArea = document.getElementById('uploadArea'); | |
| const fileInput = document.getElementById('fileInput'); | |
| const previewContainer = document.getElementById('previewContainer'); | |
| const previewImage = document.getElementById('previewImage'); | |
| const fileName = document.getElementById('fileName'); | |
| const predictBtn = document.getElementById('predictBtn'); | |
| const loading = document.getElementById('loading'); | |
| const resultContainer = document.getElementById('resultContainer'); | |
| const resultTitle = document.getElementById('resultTitle'); | |
| const resultConfidence = document.getElementById('resultConfidence'); | |
| const errorMessage = document.getElementById('errorMessage'); | |
| const resetBtn = document.getElementById('resetBtn'); | |
| let selectedFile = null; | |
| // Click to upload | |
| uploadArea.addEventListener('click', () => fileInput.click()); | |
| // Drag and drop | |
| uploadArea.addEventListener('dragover', (e) => { | |
| e.preventDefault(); | |
| uploadArea.classList.add('dragover'); | |
| }); | |
| uploadArea.addEventListener('dragleave', () => { | |
| uploadArea.classList.remove('dragover'); | |
| }); | |
| uploadArea.addEventListener('drop', (e) => { | |
| e.preventDefault(); | |
| uploadArea.classList.remove('dragover'); | |
| const files = e.dataTransfer.files; | |
| if (files.length) handleFile(files[0]); | |
| }); | |
| // File input change | |
| fileInput.addEventListener('change', (e) => { | |
| if (e.target.files.length) handleFile(e.target.files[0]); | |
| }); | |
| function handleFile(file) { | |
| if (!file.type.startsWith('image/')) { | |
| showError('Please upload an image file (PNG, JPG, JPEG)'); | |
| return; | |
| } | |
| selectedFile = file; | |
| fileName.textContent = file.name; | |
| const reader = new FileReader(); | |
| reader.onload = (e) => { | |
| previewImage.src = e.target.result; | |
| previewContainer.style.display = 'block'; | |
| uploadArea.style.display = 'none'; | |
| predictBtn.disabled = false; | |
| hideError(); | |
| resultContainer.style.display = 'none'; | |
| resetBtn.style.display = 'none'; | |
| }; | |
| reader.readAsDataURL(file); | |
| } | |
| // Predict button click | |
| predictBtn.addEventListener('click', async () => { | |
| if (!selectedFile) return; | |
| const formData = new FormData(); | |
| formData.append('file', selectedFile); | |
| predictBtn.disabled = true; | |
| loading.style.display = 'block'; | |
| resultContainer.style.display = 'none'; | |
| hideError(); | |
| try { | |
| const response = await fetch('/predict', { | |
| method: 'POST', | |
| body: formData | |
| }); | |
| const data = await response.json(); | |
| if (data.success) { | |
| resultTitle.textContent = data.prediction; | |
| resultConfidence.textContent = `Confidence: ${data.confidence}`; | |
| resultContainer.className = 'result-container'; | |
| if (data.prediction.includes('Tumor Detected') && !data.prediction.includes('No')) { | |
| resultContainer.classList.add('result-tumor'); | |
| } else { | |
| resultContainer.classList.add('result-no-tumor'); | |
| } | |
| resultContainer.style.display = 'block'; | |
| resetBtn.style.display = 'block'; | |
| } else { | |
| showError(data.error || 'Prediction failed'); | |
| } | |
| } catch (error) { | |
| showError('Server error. Please try again.'); | |
| } finally { | |
| loading.style.display = 'none'; | |
| predictBtn.disabled = false; | |
| } | |
| }); | |
| // Reset button | |
| resetBtn.addEventListener('click', () => { | |
| selectedFile = null; | |
| fileInput.value = ''; | |
| previewContainer.style.display = 'none'; | |
| uploadArea.style.display = 'block'; | |
| resultContainer.style.display = 'none'; | |
| resetBtn.style.display = 'none'; | |
| predictBtn.disabled = true; | |
| hideError(); | |
| }); | |
| function showError(message) { | |
| errorMessage.textContent = message; | |
| errorMessage.style.display = 'block'; | |
| } | |
| function hideError() { | |
| errorMessage.style.display = 'none'; | |
| } | |
| </script> | |
| </body> | |
| </html> | |