Files
ImageDefender/image-overlay-app.html
2025-06-10 21:52:18 +03:00

811 lines
28 KiB
HTML

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Image Defender - Protect Your Images</title>
<style>
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
background: linear-gradient(135deg, #0f0f1e 0%, #1a1a2e 100%);
min-height: 100vh;
color: #ffffff;
line-height: 1.6;
}
.container {
max-width: 900px;
margin: 0 auto;
padding: 40px 20px;
}
.header {
text-align: center;
margin-bottom: 50px;
}
h1 {
font-size: 3rem;
font-weight: 700;
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
margin-bottom: 10px;
letter-spacing: -1px;
}
.subtitle {
color: #8b92a9;
font-size: 1.1rem;
font-weight: 400;
}
.main-card {
background: rgba(255, 255, 255, 0.05);
backdrop-filter: blur(10px);
border: 1px solid rgba(255, 255, 255, 0.1);
border-radius: 24px;
padding: 40px;
box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}
.watermark-settings {
background: rgba(255, 255, 255, 0.03);
border: 1px solid rgba(255, 255, 255, 0.1);
border-radius: 16px;
padding: 25px;
margin-bottom: 30px;
}
.watermark-options {
display: flex;
gap: 20px;
margin-bottom: 20px;
flex-wrap: wrap;
}
.radio-option {
display: flex;
align-items: center;
cursor: pointer;
transition: all 0.2s ease;
}
.radio-option input[type="radio"] {
width: 18px;
height: 18px;
margin-right: 10px;
cursor: pointer;
accent-color: #667eea;
}
.radio-label {
color: #ffffff;
font-size: 0.95rem;
}
.custom-url-input {
display: flex;
gap: 10px;
margin-bottom: 15px;
animation: fadeIn 0.3s ease;
}
.custom-url-input input[type="text"] {
flex: 1;
padding: 12px 16px;
background: rgba(255, 255, 255, 0.05);
border: 1px solid rgba(255, 255, 255, 0.2);
border-radius: 10px;
color: #ffffff;
font-size: 0.95rem;
transition: all 0.2s ease;
}
.custom-url-input input[type="text"]:focus {
outline: none;
border-color: #667eea;
background: rgba(255, 255, 255, 0.08);
}
.custom-url-input input[type="text"]::placeholder {
color: #8b92a9;
}
.btn-apply {
padding: 12px 24px;
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
color: white;
border: none;
border-radius: 10px;
font-weight: 600;
cursor: pointer;
transition: all 0.2s ease;
}
.btn-apply:hover:not(:disabled) {
transform: translateY(-2px);
box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}
.btn-apply:disabled {
opacity: 0.6;
cursor: not-allowed;
}
.url-help {
color: #8b92a9;
font-size: 0.8rem;
line-height: 1.4;
}
.example-urls {
margin-top: 10px;
color: #8b92a9;
font-size: 0.85rem;
}
.example-urls summary {
cursor: pointer;
color: #667eea;
font-weight: 500;
margin-bottom: 10px;
transition: color 0.2s ease;
}
.example-urls summary:hover {
color: #764ba2;
}
.example-list {
margin-top: 10px;
display: flex;
flex-direction: column;
gap: 5px;
}
.example-list code {
background: rgba(255, 255, 255, 0.05);
padding: 8px 12px;
border-radius: 6px;
font-family: 'Consolas', 'Monaco', monospace;
font-size: 0.8rem;
color: #94a3b8;
border: 1px solid rgba(255, 255, 255, 0.1);
}
.upload-area {
background: rgba(255, 255, 255, 0.03);
border: 2px dashed rgba(102, 126, 234, 0.5);
border-radius: 16px;
padding: 60px 40px;
text-align: center;
cursor: pointer;
transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
margin-bottom: 30px;
}
.upload-area:hover {
border-color: #667eea;
background: rgba(102, 126, 234, 0.1);
transform: translateY(-2px);
}
.upload-area.active {
border-color: #764ba2;
background: rgba(118, 75, 162, 0.1);
}
.upload-icon {
width: 60px;
height: 60px;
margin: 0 auto 20px;
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
border-radius: 16px;
display: flex;
align-items: center;
justify-content: center;
}
.upload-icon svg {
width: 30px;
height: 30px;
color: white;
}
.upload-title {
font-size: 1.25rem;
font-weight: 600;
margin-bottom: 8px;
color: #ffffff;
}
.upload-subtitle {
color: #8b92a9;
font-size: 0.95rem;
}
input[type="file"] {
display: none;
}
.status-badge {
display: inline-block;
padding: 6px 16px;
border-radius: 20px;
font-size: 0.85rem;
font-weight: 500;
margin-bottom: 30px;
background: rgba(255, 255, 255, 0.1);
color: #8b92a9;
transition: all 0.3s ease;
}
.status-badge.success {
background: rgba(16, 185, 129, 0.2);
color: #10b981;
}
.status-badge.error {
background: rgba(239, 68, 68, 0.2);
color: #ef4444;
}
.controls-section {
display: none;
animation: fadeIn 0.5s ease;
}
@keyframes fadeIn {
from { opacity: 0; transform: translateY(10px); }
to { opacity: 1; transform: translateY(0); }
}
.position-selector {
margin-bottom: 30px;
}
.section-title {
font-size: 0.875rem;
text-transform: uppercase;
letter-spacing: 1px;
color: #8b92a9;
margin-bottom: 15px;
font-weight: 600;
}
.position-grid {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: 12px;
max-width: 200px;
margin: 0 auto;
}
.position-btn {
aspect-ratio: 1;
background: rgba(255, 255, 255, 0.05);
border: 2px solid rgba(255, 255, 255, 0.1);
border-radius: 12px;
cursor: pointer;
transition: all 0.2s ease;
position: relative;
overflow: hidden;
}
.position-btn:hover {
background: rgba(255, 255, 255, 0.08);
border-color: rgba(102, 126, 234, 0.5);
transform: scale(1.05);
}
.position-btn.active {
background: rgba(102, 126, 234, 0.2);
border-color: #667eea;
}
.position-btn::after {
content: '';
position: absolute;
width: 12px;
height: 12px;
background: rgba(255, 255, 255, 0.3);
border-radius: 3px;
}
.position-btn.active::after {
background: #667eea;
}
.position-btn[data-position="top-left"]::after { top: 20%; left: 20%; }
.position-btn[data-position="top-center"]::after { top: 20%; left: 50%; transform: translateX(-50%); }
.position-btn[data-position="top-right"]::after { top: 20%; right: 20%; }
.position-btn[data-position="middle-left"]::after { top: 50%; left: 20%; transform: translateY(-50%); }
.position-btn[data-position="middle-center"]::after { top: 50%; left: 50%; transform: translate(-50%, -50%); }
.position-btn[data-position="middle-right"]::after { top: 50%; right: 20%; transform: translateY(-50%); }
.position-btn[data-position="bottom-left"]::after { bottom: 20%; left: 20%; }
.position-btn[data-position="bottom-center"]::after { bottom: 20%; left: 50%; transform: translateX(-50%); }
.position-btn[data-position="bottom-right"]::after { bottom: 20%; right: 20%; }
.slider-group {
margin-bottom: 25px;
}
.slider-label {
display: flex;
justify-content: space-between;
align-items: center;
margin-bottom: 10px;
}
.slider-label span:first-child {
color: #ffffff;
font-weight: 500;
}
.slider-value {
color: #667eea;
font-weight: 600;
font-size: 0.95rem;
}
input[type="range"] {
width: 100%;
height: 6px;
background: rgba(255, 255, 255, 0.1);
border-radius: 3px;
outline: none;
-webkit-appearance: none;
cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
-webkit-appearance: none;
appearance: none;
width: 18px;
height: 18px;
background: #667eea;
border-radius: 50%;
cursor: pointer;
transition: all 0.2s ease;
box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
}
input[type="range"]::-webkit-slider-thumb:hover {
transform: scale(1.2);
box-shadow: 0 2px 12px rgba(102, 126, 234, 0.5);
}
input[type="range"]::-moz-range-thumb {
width: 18px;
height: 18px;
background: #667eea;
border-radius: 50%;
cursor: pointer;
border: none;
transition: all 0.2s ease;
box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
}
.preview-section {
text-align: center;
margin-top: 40px;
}
#canvas {
max-width: 100%;
border-radius: 16px;
box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
display: none;
margin-bottom: 30px;
}
.action-buttons {
display: flex;
gap: 15px;
justify-content: center;
margin-top: 20px;
}
.btn {
padding: 12px 30px;
border-radius: 10px;
font-weight: 600;
cursor: pointer;
transition: all 0.2s ease;
border: none;
font-size: 1rem;
display: none;
}
.btn-primary {
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
color: white;
}
.btn-primary:hover {
transform: translateY(-2px);
box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
}
.btn-secondary {
background: rgba(255, 255, 255, 0.1);
color: white;
backdrop-filter: blur(10px);
}
.btn-secondary:hover {
background: rgba(255, 255, 255, 0.15);
}
</style>
</head>
<body>
<div class="container">
<div class="header">
<h1>Image Defender</h1>
<p class="subtitle">Protect your images with custom watermarks</p>
</div>
<div class="main-card">
<div style="text-align: center;">
<span id="overlayStatus" class="status-badge">Loading watermark...</span>
</div>
<div class="watermark-settings">
<div class="section-title">Watermark Source</div>
<div class="watermark-options">
<label class="radio-option">
<input type="radio" name="watermarkType" value="default" checked>
<span class="radio-label">Use default watermark</span>
</label>
<label class="radio-option">
<input type="radio" name="watermarkType" value="custom">
<span class="radio-label">Use custom watermark URL</span>
</label>
</div>
<div class="custom-url-input" id="customUrlInput" style="display: none;">
<input type="text" id="watermarkUrl" placeholder="Enter image URL (e.g., https://example.com/logo.png)">
<button class="btn-apply" id="applyUrl">Apply</button>
</div>
<div class="url-help">
<small>⚠️ <strong>Important:</strong> Direct Google Images URLs won't work due to CORS restrictions. The image must be hosted on a server that allows cross-origin requests.</small>
</div>
<details class="example-urls">
<summary>Working URL Examples & Tips</summary>
<div class="example-list">
<code>https://i.imgur.com/your-image.png</code>
<code>https://raw.githubusercontent.com/username/repo/main/image.png</code>
<code>https://res.cloudinary.com/your-cloud/image/upload/logo.png</code>
<div style="margin-top: 10px; padding: 10px; background: rgba(102, 126, 234, 0.1); border-radius: 8px;">
<strong>Pro tip:</strong> Upload your watermark to GitHub (in your repo) or Imgur for best results. Google Images, Instagram, and most social media image URLs won't work due to CORS policies.
</div>
</div>
</details>
</div>
<div class="upload-area" id="uploadArea">
<div class="upload-icon">
<svg fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 16a4 4 0 01-.88-7.903A5 5 0 1115.9 6L16 6a5 5 0 011 9.9M15 13l-3-3m0 0l-3 3m3-3v12"></path>
</svg>
</div>
<div class="upload-title">Drop your image here</div>
<div class="upload-subtitle">or click to browse</div>
<input type="file" id="mainImage" accept="image/*">
</div>
<div class="controls-section" id="controlsSection">
<div class="position-selector">
<div class="section-title">Watermark Position</div>
<div class="position-grid">
<button class="position-btn" data-position="top-left"></button>
<button class="position-btn" data-position="top-center"></button>
<button class="position-btn" data-position="top-right"></button>
<button class="position-btn" data-position="middle-left"></button>
<button class="position-btn" data-position="middle-center"></button>
<button class="position-btn" data-position="middle-right"></button>
<button class="position-btn" data-position="bottom-left"></button>
<button class="position-btn" data-position="bottom-center"></button>
<button class="position-btn active" data-position="bottom-right"></button>
</div>
</div>
<div class="slider-group">
<div class="slider-label">
<span>Size</span>
<span class="slider-value"><span id="sizeValue">25</span>%</span>
</div>
<input type="range" id="overlaySize" min="10" max="50" value="25">
</div>
<div class="slider-group">
<div class="slider-label">
<span>Opacity</span>
<span class="slider-value"><span id="opacityValue">100</span>%</span>
</div>
<input type="range" id="overlayOpacity" min="0" max="100" value="100">
</div>
</div>
<div class="preview-section">
<canvas id="canvas"></canvas>
<div class="action-buttons">
<button class="btn btn-primary" id="downloadBtn">Download Protected Image</button>
<button class="btn btn-secondary" id="resetBtn">Reset</button>
</div>
</div>
</div>
</div>
<script>
/* ============================================
* CONFIGURATION
* ============================================ */
const DEFAULT_OVERLAY_URL = 'https://via.placeholder.com/200x80/ffffff/667eea?text=PROTECTED';
let OVERLAY_IMAGE_URL = DEFAULT_OVERLAY_URL;
/* ============================================
* APPLICATION CODE
* ============================================ */
let mainImg = null;
let overlayImg = null;
let currentPosition = 'bottom-right';
let overlayScale = 0.25;
let overlayOpacity = 1.0;
const canvas = document.getElementById('canvas');
const ctx = canvas.getContext('2d');
const uploadArea = document.getElementById('uploadArea');
const controlsSection = document.getElementById('controlsSection');
const downloadBtn = document.getElementById('downloadBtn');
const resetBtn = document.getElementById('resetBtn');
const overlaySizeInput = document.getElementById('overlaySize');
const overlayOpacityInput = document.getElementById('overlayOpacity');
const sizeValue = document.getElementById('sizeValue');
const opacityValue = document.getElementById('opacityValue');
const overlayStatus = document.getElementById('overlayStatus');
const customUrlInput = document.getElementById('customUrlInput');
const watermarkUrlField = document.getElementById('watermarkUrl');
const applyUrlBtn = document.getElementById('applyUrl');
// Load default watermark on page load
window.addEventListener('load', () => {
loadWatermark(DEFAULT_OVERLAY_URL);
});
// Handle watermark type selection
document.querySelectorAll('input[name="watermarkType"]').forEach(radio => {
radio.addEventListener('change', (e) => {
if (e.target.value === 'custom') {
customUrlInput.style.display = 'flex';
} else {
customUrlInput.style.display = 'none';
loadWatermark(DEFAULT_OVERLAY_URL);
}
});
});
// Apply custom URL
applyUrlBtn.addEventListener('click', () => {
const url = watermarkUrlField.value.trim();
if (url) {
applyUrlBtn.textContent = 'Loading...';
applyUrlBtn.disabled = true;
loadWatermark(url);
setTimeout(() => {
applyUrlBtn.textContent = 'Apply';
applyUrlBtn.disabled = false;
}, 1000);
}
});
// Allow Enter key to apply URL
watermarkUrlField.addEventListener('keypress', (e) => {
if (e.key === 'Enter') {
applyUrlBtn.click();
}
});
function loadWatermark(url) {
overlayStatus.textContent = 'Loading watermark...';
overlayStatus.classList.remove('success', 'error');
const tempImg = new Image();
tempImg.crossOrigin = 'anonymous';
tempImg.onload = () => {
overlayImg = tempImg;
OVERLAY_IMAGE_URL = url;
overlayStatus.textContent = 'Watermark ready';
overlayStatus.classList.add('success');
if (mainImg) {
renderComposite();
}
};
tempImg.onerror = () => {
overlayStatus.textContent = 'Failed to load watermark (CORS or invalid URL)';
overlayStatus.classList.add('error');
// If custom URL fails, offer to revert to default
if (url !== DEFAULT_OVERLAY_URL) {
setTimeout(() => {
if (confirm('Failed to load custom watermark. Use default instead?')) {
document.querySelector('input[value="default"]').checked = true;
customUrlInput.style.display = 'none';
loadWatermark(DEFAULT_OVERLAY_URL);
}
}, 100);
}
};
tempImg.src = url;
}
// Drag and drop functionality
uploadArea.addEventListener('dragover', (e) => {
e.preventDefault();
uploadArea.classList.add('active');
});
uploadArea.addEventListener('dragleave', () => {
uploadArea.classList.remove('active');
});
uploadArea.addEventListener('drop', (e) => {
e.preventDefault();
uploadArea.classList.remove('active');
const file = e.dataTransfer.files[0];
if (file && file.type.startsWith('image/')) {
handleImageUpload(file);
}
});
// Click to upload
uploadArea.addEventListener('click', () => {
document.getElementById('mainImage').click();
});
document.getElementById('mainImage').addEventListener('change', (e) => {
const file = e.target.files[0];
if (file) {
handleImageUpload(file);
}
});
function handleImageUpload(file) {
const reader = new FileReader();
reader.onload = (event) => {
mainImg = new Image();
mainImg.onload = () => {
uploadArea.querySelector('.upload-title').textContent = 'Image loaded successfully';
uploadArea.querySelector('.upload-subtitle').textContent = file.name;
checkAndRender();
};
mainImg.src = event.target.result;
};
reader.readAsDataURL(file);
}
// Position selector
document.querySelectorAll('.position-btn').forEach(btn => {
btn.addEventListener('click', () => {
document.querySelectorAll('.position-btn').forEach(b => b.classList.remove('active'));
btn.classList.add('active');
currentPosition = btn.dataset.position;
renderComposite();
});
});
// Slider controls
overlaySizeInput.addEventListener('input', (e) => {
overlayScale = e.target.value / 100;
sizeValue.textContent = e.target.value;
renderComposite();
});
overlayOpacityInput.addEventListener('input', (e) => {
overlayOpacity = e.target.value / 100;
opacityValue.textContent = e.target.value;
renderComposite();
});
// Action buttons
downloadBtn.addEventListener('click', () => {
const link = document.createElement('a');
link.download = 'protected-image.png';
link.href = canvas.toDataURL();
link.click();
});
resetBtn.addEventListener('click', () => {
mainImg = null;
canvas.style.display = 'none';
controlsSection.style.display = 'none';
downloadBtn.style.display = 'none';
resetBtn.style.display = 'none';
uploadArea.querySelector('.upload-title').textContent = 'Drop your image here';
uploadArea.querySelector('.upload-subtitle').textContent = 'or click to browse';
document.getElementById('mainImage').value = '';
// Keep watermark settings as they are
});
function checkAndRender() {
if (mainImg && overlayImg) {
controlsSection.style.display = 'block';
renderComposite();
}
}
function renderComposite() {
if (!mainImg || !overlayImg) return;
canvas.width = mainImg.width;
canvas.height = mainImg.height;
ctx.clearRect(0, 0, canvas.width, canvas.height);
ctx.drawImage(mainImg, 0, 0);
const overlayWidth = mainImg.width * overlayScale;
const overlayHeight = (overlayImg.height / overlayImg.width) * overlayWidth;
const padding = mainImg.width * 0.02;
let x, y;
switch (currentPosition) {
case 'top-left':
x = padding;
y = padding;
break;
case 'top-center':
x = (canvas.width - overlayWidth) / 2;
y = padding;
break;
case 'top-right':
x = canvas.width - overlayWidth - padding;
y = padding;
break;
case 'middle-left':
x = padding;
y = (canvas.height - overlayHeight) / 2;
break;
case 'middle-center':
x = (canvas.width - overlayWidth) / 2;
y = (canvas.height - overlayHeight) / 2;
break;
case 'middle-right':
x = canvas.width - overlayWidth - padding;
y = (canvas.height - overlayHeight) / 2;
break;
case 'bottom-left':
x = padding;
y = canvas.height - overlayHeight - padding;
break;
case 'bottom-center':
x = (canvas.width - overlayWidth) / 2;
y = canvas.height - overlayHeight - padding;
break;
case 'bottom-right':
x = canvas.width - overlayWidth - padding;
y = canvas.height - overlayHeight - padding;
break;
}
ctx.globalAlpha = overlayOpacity;
ctx.drawImage(overlayImg, x, y, overlayWidth, overlayHeight);
ctx.globalAlpha = 1.0;
canvas.style.display = 'block';
downloadBtn.style.display = 'inline-block';
resetBtn.style.display = 'inline-block';
}
</script>
</body>
</html>