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969 lines (898 loc) · 50.5 KB
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>xsukax Overlay Studio</title>
<style>
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans', Helvetica, Arial, sans-serif; background: #0d1117; color: #c9d1d9; line-height: 1.5; }
.container { max-width: 1400px; margin: 0 auto; padding: 20px; }
header { background: #161b22; border-bottom: 1px solid #30363d; padding: 16px 0; margin-bottom: 24px; }
.header-content { display: flex; align-items: center; justify-content: space-between; }
.header-left { display: flex; align-items: center; gap: 12px; }
.brand-logo { font-size: 28px; font-weight: 700; color: #58a6ff; letter-spacing: -0.5px; }
h1 { font-size: 24px; font-weight: 600; color: #f0f6fc; }
.main-grid { display: grid; grid-template-columns: 350px 1fr; gap: 20px; }
@media (max-width: 1024px) { .main-grid { grid-template-columns: 1fr; } }
.sidebar { background: #161b22; border: 1px solid #30363d; border-radius: 6px; padding: 16px; height: fit-content; max-height: calc(100vh - 140px); overflow-y: auto; }
.canvas-area { background: #161b22; border: 1px solid #30363d; border-radius: 6px; padding: 16px; }
.section { margin-bottom: 20px; padding-bottom: 20px; border-bottom: 1px solid #30363d; }
.section:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.section-title { font-size: 14px; font-weight: 600; color: #f0f6fc; margin-bottom: 12px; display: flex; align-items: center; justify-content: space-between; }
.btn { background: #238636; color: #fff; border: none; border-radius: 6px; padding: 5px 16px; font-size: 14px; cursor: pointer; font-weight: 500; transition: background 0.2s; }
.btn:hover { background: #2ea043; }
.btn-secondary { background: #21262d; border: 1px solid #30363d; color: #c9d1d9; }
.btn-secondary:hover { background: #30363d; border-color: #8b949e; }
.btn-primary { background: #1f6feb; }
.btn-primary:hover { background: #388bfd; }
.btn-danger { background: #da3633; }
.btn-danger:hover { background: #f85149; }
.btn-sm { padding: 3px 10px; font-size: 12px; }
.btn-icon { padding: 4px 8px; font-size: 16px; line-height: 1; }
.file-input-wrapper { position: relative; display: inline-block; width: 100%; margin-bottom: 12px; }
.file-input-wrapper input[type="file"] { position: absolute; opacity: 0; width: 100%; height: 100%; cursor: pointer; }
.file-input-label { display: block; background: #21262d; border: 1px solid #30363d; border-radius: 6px; padding: 8px 12px; text-align: center; cursor: pointer; transition: all 0.2s; font-size: 14px; }
.file-input-label:hover { background: #30363d; border-color: #8b949e; }
.overlay-item { background: #0d1117; border: 1px solid #30363d; border-radius: 6px; padding: 12px; margin-bottom: 8px; transition: border-color 0.2s; }
.overlay-item:hover { border-color: #58a6ff; }
.overlay-item.dragging { border-color: #58a6ff; background: #161b22; }
.overlay-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.overlay-title-section { display: flex; align-items: center; gap: 8px; flex: 1; }
.layer-badge { background: #30363d; color: #8b949e; padding: 2px 8px; border-radius: 4px; font-size: 11px; font-weight: 600; }
.overlay-title { font-size: 13px; font-weight: 600; color: #58a6ff; }
.overlay-type { font-size: 11px; color: #8b949e; background: #21262d; padding: 2px 6px; border-radius: 3px; }
.overlay-controls { display: flex; gap: 6px; align-items: center; }
.layer-controls { display: flex; gap: 4px; }
.toggle-switch { position: relative; display: inline-block; width: 40px; height: 20px; }
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0; background-color: #30363d; transition: 0.3s; border-radius: 20px; }
.toggle-slider:before { position: absolute; content: ""; height: 14px; width: 14px; left: 3px; bottom: 3px; background-color: #c9d1d9; transition: 0.3s; border-radius: 50%; }
input:checked + .toggle-slider { background-color: #238636; }
input:checked + .toggle-slider:before { transform: translateX(20px); }
.form-group { margin-bottom: 10px; }
.form-label { display: block; font-size: 12px; color: #8b949e; margin-bottom: 4px; font-weight: 500; }
.form-input { width: 100%; background: #0d1117; border: 1px solid #30363d; border-radius: 6px; padding: 5px 12px; color: #c9d1d9; font-size: 14px; transition: border 0.2s; }
.form-input:focus { outline: none; border-color: #58a6ff; }
.form-select { width: 100%; background: #0d1117; border: 1px solid #30363d; border-radius: 6px; padding: 5px 12px; color: #c9d1d9; font-size: 14px; transition: border 0.2s; cursor: pointer; }
.form-select:focus { outline: none; border-color: #58a6ff; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.checkbox-group { display: flex; align-items: center; gap: 8px; font-size: 12px; }
.checkbox-group input[type="checkbox"] { width: 16px; height: 16px; cursor: pointer; }
.canvas-wrapper { background: #0d1117; border: 1px solid #30363d; border-radius: 6px; padding: 16px; display: flex; justify-content: center; align-items: center; min-height: 400px; overflow: auto; }
#canvas { max-width: 100%; height: auto; border: 1px solid #30363d; background: repeating-conic-gradient(#1f2428 0% 25%, #0d1117 0% 50%) 50% / 20px 20px; cursor: default; }
#canvas.grabbing { cursor: grabbing; }
.modal { display: none; position: fixed; z-index: 1000; left: 0; top: 0; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.7); }
.modal-content { background-color: #161b22; border: 1px solid #30363d; border-radius: 6px; margin: 10% auto; padding: 20px; max-width: 500px; }
.modal-header { font-size: 18px; font-weight: 600; margin-bottom: 16px; color: #f0f6fc; }
.modal-body { margin-bottom: 16px; }
.modal-footer { display: flex; justify-content: flex-end; gap: 8px; }
.empty-state { text-align: center; padding: 40px 20px; color: #8b949e; }
.project-info { background: #0d1117; border: 1px solid #30363d; border-radius: 6px; padding: 12px; margin-bottom: 12px; font-size: 12px; color: #8b949e; }
.project-name { color: #58a6ff; font-weight: 600; margin-bottom: 4px; }
.style-options { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 4px; }
.header-actions { display: flex; gap: 8px; }
.add-buttons { display: flex; gap: 8px; }
.drag-hint { font-size: 11px; color: #58a6ff; margin-top: 4px; text-align: center; }
</style>
</head>
<body>
<header>
<div class="container">
<div class="header-content">
<div class="header-left">
<div class="brand-logo">xsukax Overlay Studio</div>
</div>
<div class="header-actions">
<button class="btn btn-secondary" onclick="showLoadProject()">📂 Load Project</button>
<button class="btn btn-primary" onclick="saveProject()">💾 Save Project</button>
<button class="btn" onclick="exportImage()">📥 Export PNG</button>
</div>
</div>
</div>
</header>
<div class="container">
<div class="main-grid">
<div class="sidebar">
<div class="section">
<div class="section-title">Project</div>
<div id="projectInfo" class="project-info">
<div class="project-name">Untitled Project</div>
<div id="projectStats">No background image loaded</div>
</div>
</div>
<div class="section">
<div class="section-title">Background Image</div>
<div class="file-input-wrapper">
<input type="file" id="bgImageInput" accept="image/*">
<label for="bgImageInput" class="file-input-label">Choose Image</label>
</div>
<div id="bgImageName" style="font-size: 12px; color: #8b949e; text-align: center;"></div>
</div>
<div class="section">
<div class="section-title">
<span>Layers (Top to Bottom)</span>
<div class="add-buttons">
<button class="btn btn-sm" onclick="addTextOverlay()">+ Text</button>
<button class="btn btn-sm" onclick="showAddImageOverlay()">+ Image</button>
</div>
</div>
<div class="drag-hint">💡 Drag layers on canvas to reposition</div>
<div id="layersList"></div>
</div>
</div>
<div class="canvas-area">
<div class="canvas-wrapper">
<canvas id="canvas"></canvas>
</div>
</div>
</div>
</div>
<div id="imageOverlayModal" class="modal">
<div class="modal-content">
<div class="modal-header">Add Image Overlay</div>
<div class="modal-body">
<div class="file-input-wrapper">
<input type="file" id="overlayImageInput" accept="image/*">
<label for="overlayImageInput" class="file-input-label">Choose Image</label>
</div>
</div>
<div class="modal-footer">
<button class="btn btn-secondary" onclick="closeImageOverlayModal()">Cancel</button>
</div>
</div>
</div>
<div id="loadProjectModal" class="modal">
<div class="modal-content">
<div class="modal-header">Load Project</div>
<div class="modal-body">
<div class="file-input-wrapper">
<input type="file" id="loadProjectInput" accept=".xoe">
<label for="loadProjectInput" class="file-input-label">Choose .xoe file</label>
</div>
<div style="font-size: 12px; color: #8b949e; margin-top: 8px;">Load a previously saved xsukax Overlay Studio project</div>
</div>
<div class="modal-footer">
<button class="btn btn-secondary" onclick="closeLoadProjectModal()">Cancel</button>
</div>
</div>
</div>
<script>
const canvas = document.getElementById('canvas');
const ctx = canvas.getContext('2d');
const COMMON_FONTS = ['Arial', 'Arial Black', 'Verdana', 'Tahoma', 'Trebuchet MS', 'Impact', 'Times New Roman', 'Georgia', 'Palatino Linotype', 'Garamond', 'Comic Sans MS', 'Courier New', 'Courier', 'Lucida Console', 'Monaco', 'Brush Script MT', 'Helvetica', 'Century Gothic', 'Franklin Gothic Medium', 'Book Antiqua', 'Bookman Old Style', 'Lucida Sans Unicode', 'MS Sans Serif', 'MS Serif'];
let projectName = 'Untitled Project';
let backgroundImage = null;
let backgroundImageData = null;
let layers = [];
let nextLayerId = 1;
let isDragging = false;
let draggedLayerId = null;
let dragOffsetX = 0;
let dragOffsetY = 0;
function sanitizeNumber(value, defaultValue = 0, min = null, max = null) {
const num = parseFloat(value);
if (isNaN(num)) return defaultValue;
if (min !== null && num < min) return min;
if (max !== null && num > max) return max;
return num;
}
function sanitizeColor(color) {
if (!color || typeof color !== 'string') return '#FF6B6B';
if (color.startsWith('#') && (color.length === 7 || color.length === 4)) return color;
return '#FF6B6B';
}
function sanitizeString(str, defaultValue = '') {
return (str !== null && str !== undefined) ? String(str) : defaultValue;
}
function sanitizeBoolean(value) {
return Boolean(value);
}
function updateProjectInfo() {
const textCount = layers.filter(l => l.type === 'text').length;
const imageCount = layers.filter(l => l.type === 'image').length;
const stats = backgroundImage
? `${canvas.width}×${canvas.height}px • ${textCount} text • ${imageCount} images • ${layers.length} layers`
: 'No background image loaded';
document.getElementById('projectStats').textContent = stats;
}
function updateLayerInputs(layerId) {
const layer = layers.find(l => l.id === layerId);
if (!layer) return;
const xInput = document.querySelector(`#layer-${layerId} input[data-prop="x"]`);
const yInput = document.querySelector(`#layer-${layerId} input[data-prop="y"]`);
if (xInput) xInput.value = Math.round(layer.x);
if (yInput) yInput.value = Math.round(layer.y);
}
document.getElementById('bgImageInput').addEventListener('change', function(e) {
const file = e.target.files[0];
if (file) {
const reader = new FileReader();
reader.onload = function(event) {
const img = new Image();
img.onload = function() {
backgroundImage = img;
backgroundImageData = event.target.result;
canvas.width = img.width;
canvas.height = img.height;
document.getElementById('bgImageName').textContent = file.name;
updateProjectInfo();
render();
};
img.onerror = function() {
console.error('Failed to load background image');
};
img.src = event.target.result;
};
reader.onerror = function() {
console.error('Failed to read file');
};
reader.readAsDataURL(file);
}
});
function addTextOverlay() {
const layer = {
id: nextLayerId++,
type: 'text',
enabled: true,
text: 'Sample Text',
x: 50,
y: 50,
fontSize: 48,
fontFamily: 'Arial',
color: '#FF6B6B',
rotation: 0,
flipHorizontal: false,
flipVertical: false,
opacity: 255,
bold: false,
italic: false,
underline: false
};
layers.push(layer);
renderLayersList();
updateProjectInfo();
render();
}
function getFontOptionsHTML(selectedFont) {
return COMMON_FONTS.map(font =>
`<option value="${font}" ${font === selectedFont ? 'selected' : ''} style="font-family: '${font}';">${font}</option>`
).join('');
}
function escapeHtml(text) {
const div = document.createElement('div');
div.textContent = text;
return div.innerHTML;
}
function renderLayersList() {
const list = document.getElementById('layersList');
if (layers.length === 0) {
list.innerHTML = '<div class="empty-state" style="padding: 20px;"><div style="font-size: 12px;">No layers added</div></div>';
return;
}
const reversedLayers = layers.slice().reverse();
list.innerHTML = reversedLayers.map((layer, displayIndex) => {
const actualIndex = layers.length - 1 - displayIndex;
const layerNumber = actualIndex + 1;
const isBottom = actualIndex === 0;
const isTop = actualIndex === layers.length - 1;
const isDraggingClass = draggedLayerId === layer.id ? 'dragging' : '';
if (layer.type === 'text') {
const safeText = escapeHtml(layer.text || 'Sample Text');
return `
<div class="overlay-item ${isDraggingClass}" id="layer-${layer.id}">
<div class="overlay-header">
<div class="overlay-title-section">
<span class="layer-badge">L${layerNumber}</span>
<span class="overlay-title">Text #${layer.id}</span>
<span class="overlay-type">TEXT</span>
</div>
<div class="overlay-controls">
<div class="layer-controls">
<button class="btn btn-secondary btn-icon" onclick="moveLayerUp(${layer.id})" ${isTop ? 'disabled' : ''} title="Move layer up">↑</button>
<button class="btn btn-secondary btn-icon" onclick="moveLayerDown(${layer.id})" ${isBottom ? 'disabled' : ''} title="Move layer down">↓</button>
</div>
<label class="toggle-switch">
<input type="checkbox" ${layer.enabled ? 'checked' : ''} onchange="toggleLayer(${layer.id})">
<span class="toggle-slider"></span>
</label>
<button class="btn btn-danger btn-sm" onclick="removeLayer(${layer.id})">×</button>
</div>
</div>
<div class="overlay-body">
<div class="form-group">
<label class="form-label">Text</label>
<input type="text" class="form-input" value="${safeText}" oninput="updateLayer(${layer.id}, 'text', this.value)">
</div>
<div class="form-row">
<div class="form-group">
<label class="form-label">X Position</label>
<input type="number" class="form-input" data-prop="x" value="${Math.round(layer.x)}" min="-9999" max="9999" oninput="updateLayer(${layer.id}, 'x', this.value)">
</div>
<div class="form-group">
<label class="form-label">Y Position</label>
<input type="number" class="form-input" data-prop="y" value="${Math.round(layer.y)}" min="-9999" max="9999" oninput="updateLayer(${layer.id}, 'y', this.value)">
</div>
</div>
<div class="form-row">
<div class="form-group">
<label class="form-label">Font Size</label>
<input type="number" class="form-input" value="${layer.fontSize}" min="1" max="500" oninput="updateLayer(${layer.id}, 'fontSize', this.value)">
</div>
<div class="form-group">
<label class="form-label">Opacity (0-255)</label>
<input type="number" class="form-input" min="0" max="255" value="${layer.opacity}" oninput="updateLayer(${layer.id}, 'opacity', this.value)">
</div>
</div>
<div class="form-group">
<label class="form-label">Font Family</label>
<select class="form-select" onchange="updateLayer(${layer.id}, 'fontFamily', this.value)">
${getFontOptionsHTML(layer.fontFamily)}
</select>
</div>
<div class="form-group">
<label class="form-label">Text Style</label>
<div class="style-options">
<div class="checkbox-group">
<input type="checkbox" id="bold-${layer.id}" ${layer.bold ? 'checked' : ''} onchange="updateLayer(${layer.id}, 'bold', this.checked)">
<label for="bold-${layer.id}"><strong>Bold</strong></label>
</div>
<div class="checkbox-group">
<input type="checkbox" id="italic-${layer.id}" ${layer.italic ? 'checked' : ''} onchange="updateLayer(${layer.id}, 'italic', this.checked)">
<label for="italic-${layer.id}"><em>Italic</em></label>
</div>
<div class="checkbox-group">
<input type="checkbox" id="underline-${layer.id}" ${layer.underline ? 'checked' : ''} onchange="updateLayer(${layer.id}, 'underline', this.checked)">
<label for="underline-${layer.id}"><u>Underline</u></label>
</div>
</div>
</div>
<div class="form-group">
<label class="form-label">Color</label>
<input type="color" class="form-input" value="${layer.color}" oninput="updateLayer(${layer.id}, 'color', this.value)">
</div>
<div class="form-group">
<label class="form-label">Rotation (degrees)</label>
<input type="number" class="form-input" value="${layer.rotation}" min="-360" max="360" oninput="updateLayer(${layer.id}, 'rotation', this.value)">
</div>
<div class="form-row">
<div class="checkbox-group">
<input type="checkbox" id="flip-h-${layer.id}" ${layer.flipHorizontal ? 'checked' : ''} onchange="updateLayer(${layer.id}, 'flipHorizontal', this.checked)">
<label for="flip-h-${layer.id}">Flip H</label>
</div>
<div class="checkbox-group">
<input type="checkbox" id="flip-v-${layer.id}" ${layer.flipVertical ? 'checked' : ''} onchange="updateLayer(${layer.id}, 'flipVertical', this.checked)">
<label for="flip-v-${layer.id}">Flip V</label>
</div>
</div>
</div>
</div>
`;
} else if (layer.type === 'image') {
const safeName = escapeHtml(layer.imageName || 'Image');
return `
<div class="overlay-item ${isDraggingClass}" id="layer-${layer.id}">
<div class="overlay-header">
<div class="overlay-title-section">
<span class="layer-badge">L${layerNumber}</span>
<span class="overlay-title">${safeName}</span>
<span class="overlay-type">IMAGE</span>
</div>
<div class="overlay-controls">
<div class="layer-controls">
<button class="btn btn-secondary btn-icon" onclick="moveLayerUp(${layer.id})" ${isTop ? 'disabled' : ''} title="Move layer up">↑</button>
<button class="btn btn-secondary btn-icon" onclick="moveLayerDown(${layer.id})" ${isBottom ? 'disabled' : ''} title="Move layer down">↓</button>
</div>
<label class="toggle-switch">
<input type="checkbox" ${layer.enabled ? 'checked' : ''} onchange="toggleLayer(${layer.id})">
<span class="toggle-slider"></span>
</label>
<button class="btn btn-danger btn-sm" onclick="removeLayer(${layer.id})">×</button>
</div>
</div>
<div class="overlay-body">
<div class="form-row">
<div class="form-group">
<label class="form-label">X Position</label>
<input type="number" class="form-input" data-prop="x" value="${Math.round(layer.x)}" min="-9999" max="9999" oninput="updateLayer(${layer.id}, 'x', this.value)">
</div>
<div class="form-group">
<label class="form-label">Y Position</label>
<input type="number" class="form-input" data-prop="y" value="${Math.round(layer.y)}" min="-9999" max="9999" oninput="updateLayer(${layer.id}, 'y', this.value)">
</div>
</div>
<div class="form-row">
<div class="form-group">
<label class="form-label">Width</label>
<input type="number" class="form-input" value="${layer.width}" min="1" max="9999" oninput="updateLayer(${layer.id}, 'width', this.value)">
</div>
<div class="form-group">
<label class="form-label">Opacity (0-255)</label>
<input type="number" class="form-input" min="0" max="255" value="${layer.opacity}" oninput="updateLayer(${layer.id}, 'opacity', this.value)">
</div>
</div>
<div class="form-group">
<label class="form-label">Rotation (degrees)</label>
<input type="number" class="form-input" value="${layer.rotation}" min="-360" max="360" oninput="updateLayer(${layer.id}, 'rotation', this.value)">
</div>
<div class="form-row">
<div class="checkbox-group">
<input type="checkbox" id="img-flip-h-${layer.id}" ${layer.flipHorizontal ? 'checked' : ''} onchange="updateLayer(${layer.id}, 'flipHorizontal', this.checked)">
<label for="img-flip-h-${layer.id}">Flip H</label>
</div>
<div class="checkbox-group">
<input type="checkbox" id="img-flip-v-${layer.id}" ${layer.flipVertical ? 'checked' : ''} onchange="updateLayer(${layer.id}, 'flipVertical', this.checked)">
<label for="img-flip-v-${layer.id}">Flip V</label>
</div>
</div>
</div>
</div>
`;
}
}).join('');
}
function updateLayer(id, prop, value) {
const layer = layers.find(l => l.id === id);
if (layer) {
switch(prop) {
case 'x':
case 'y':
layer[prop] = sanitizeNumber(value, layer[prop], -9999, 9999);
break;
case 'fontSize':
layer[prop] = sanitizeNumber(value, layer[prop], 1, 500);
break;
case 'width':
layer[prop] = sanitizeNumber(value, layer[prop], 1, 9999);
break;
case 'opacity':
layer[prop] = sanitizeNumber(value, layer[prop], 0, 255);
break;
case 'rotation':
layer[prop] = sanitizeNumber(value, layer[prop], -360, 360);
break;
case 'color':
layer[prop] = sanitizeColor(value);
break;
case 'bold':
case 'italic':
case 'underline':
case 'flipHorizontal':
case 'flipVertical':
layer[prop] = sanitizeBoolean(value);
break;
default:
layer[prop] = value;
}
render();
}
}
function toggleLayer(id) {
const layer = layers.find(l => l.id === id);
if (layer) {
layer.enabled = !layer.enabled;
render();
}
}
function removeLayer(id) {
layers = layers.filter(l => l.id !== id);
renderLayersList();
updateProjectInfo();
render();
}
function moveLayerUp(id) {
const index = layers.findIndex(l => l.id === id);
if (index < layers.length - 1) {
[layers[index], layers[index + 1]] = [layers[index + 1], layers[index]];
renderLayersList();
render();
}
}
function moveLayerDown(id) {
const index = layers.findIndex(l => l.id === id);
if (index > 0) {
[layers[index], layers[index - 1]] = [layers[index - 1], layers[index]];
renderLayersList();
render();
}
}
function showAddImageOverlay() {
document.getElementById('imageOverlayModal').style.display = 'block';
}
function closeImageOverlayModal() {
document.getElementById('imageOverlayModal').style.display = 'none';
document.getElementById('overlayImageInput').value = '';
}
document.getElementById('overlayImageInput').addEventListener('change', function(e) {
const file = e.target.files[0];
if (file) {
const reader = new FileReader();
reader.onload = function(event) {
const img = new Image();
img.onload = function() {
const layer = {
id: nextLayerId++,
type: 'image',
enabled: true,
image: img,
imageData: event.target.result,
imageName: file.name,
x: 50,
y: 50,
width: 150,
rotation: 0,
flipHorizontal: false,
flipVertical: false,
opacity: 255
};
layers.push(layer);
renderLayersList();
updateProjectInfo();
render();
closeImageOverlayModal();
};
img.onerror = function() {
console.error('Failed to load overlay image');
closeImageOverlayModal();
};
img.src = event.target.result;
};
reader.onerror = function() {
console.error('Failed to read file');
};
reader.readAsDataURL(file);
}
});
function buildFontString(layer) {
const styles = [];
if (layer.italic) styles.push('italic');
if (layer.bold) styles.push('bold');
styles.push(`${layer.fontSize}px`);
styles.push(`"${layer.fontFamily}"`);
return styles.join(' ');
}
function getLayerBounds(layer) {
if (layer.type === 'text') {
ctx.font = buildFontString(layer);
const metrics = ctx.measureText(layer.text);
const textWidth = metrics.width;
const textHeight = layer.fontSize;
return {
x: layer.x,
y: layer.y,
width: textWidth,
height: textHeight
};
} else if (layer.type === 'image' && layer.image) {
const aspectRatio = layer.image.height / layer.image.width;
const height = layer.width * aspectRatio;
return {
x: layer.x,
y: layer.y,
width: layer.width,
height: height
};
}
return null;
}
function isPointInLayer(x, y, layer) {
if (!layer.enabled) return false;
const bounds = getLayerBounds(layer);
if (!bounds) return false;
return x >= bounds.x && x <= bounds.x + bounds.width &&
y >= bounds.y && y <= bounds.y + bounds.height;
}
function getLayerAtPoint(x, y) {
for (let i = layers.length - 1; i >= 0; i--) {
if (isPointInLayer(x, y, layers[i])) {
return layers[i];
}
}
return null;
}
canvas.addEventListener('mousedown', function(e) {
if (!backgroundImage) return;
const rect = canvas.getBoundingClientRect();
const scaleX = canvas.width / rect.width;
const scaleY = canvas.height / rect.height;
const x = (e.clientX - rect.left) * scaleX;
const y = (e.clientY - rect.top) * scaleY;
const layer = getLayerAtPoint(x, y);
if (layer) {
isDragging = true;
draggedLayerId = layer.id;
dragOffsetX = x - layer.x;
dragOffsetY = y - layer.y;
canvas.classList.add('grabbing');
renderLayersList();
}
});
canvas.addEventListener('mousemove', function(e) {
if (!isDragging || !draggedLayerId) return;
const rect = canvas.getBoundingClientRect();
const scaleX = canvas.width / rect.width;
const scaleY = canvas.height / rect.height;
const x = (e.clientX - rect.left) * scaleX;
const y = (e.clientY - rect.top) * scaleY;
const layer = layers.find(l => l.id === draggedLayerId);
if (layer) {
layer.x = x - dragOffsetX;
layer.y = y - dragOffsetY;
updateLayerInputs(draggedLayerId);
render();
}
});
canvas.addEventListener('mouseup', function() {
if (isDragging) {
isDragging = false;
draggedLayerId = null;
canvas.classList.remove('grabbing');
renderLayersList();
}
});
canvas.addEventListener('mouseleave', function() {
if (isDragging) {
isDragging = false;
draggedLayerId = null;
canvas.classList.remove('grabbing');
renderLayersList();
}
});
function render() {
if (!backgroundImage) {
const w = canvas.width || 800;
const h = canvas.height || 600;
ctx.fillStyle = '#0d1117';
ctx.fillRect(0, 0, w, h);
ctx.fillStyle = '#8b949e';
ctx.font = '16px Arial';
ctx.textAlign = 'center';
ctx.textBaseline = 'middle';
ctx.fillText('Upload a background image to start', w / 2, h / 2);
return;
}
ctx.clearRect(0, 0, canvas.width, canvas.height);
ctx.drawImage(backgroundImage, 0, 0);
layers.filter(l => l.enabled).forEach(layer => {
ctx.save();
try {
ctx.globalAlpha = layer.opacity / 255;
if (layer.type === 'text') {
ctx.translate(layer.x, layer.y);
ctx.rotate(layer.rotation * Math.PI / 180);
if (layer.flipHorizontal || layer.flipVertical) {
ctx.scale(layer.flipHorizontal ? -1 : 1, layer.flipVertical ? -1 : 1);
}
ctx.font = buildFontString(layer);
ctx.fillStyle = layer.color;
ctx.textBaseline = 'top';
ctx.fillText(layer.text, 0, 0);
if (layer.underline) {
const metrics = ctx.measureText(layer.text);
const textWidth = metrics.width;
const underlineY = layer.fontSize + 2;
const underlineThickness = Math.max(1, layer.fontSize / 20);
ctx.beginPath();
ctx.moveTo(0, underlineY);
ctx.lineTo(textWidth, underlineY);
ctx.strokeStyle = layer.color;
ctx.lineWidth = underlineThickness;
ctx.stroke();
}
} else if (layer.type === 'image' && layer.image) {
const aspectRatio = layer.image.height / layer.image.width;
const height = layer.width * aspectRatio;
ctx.translate(layer.x + layer.width / 2, layer.y + height / 2);
ctx.rotate(layer.rotation * Math.PI / 180);
if (layer.flipHorizontal || layer.flipVertical) {
ctx.scale(layer.flipHorizontal ? -1 : 1, layer.flipVertical ? -1 : 1);
}
ctx.drawImage(layer.image, -layer.width / 2, -height / 2, layer.width, height);
}
} catch (error) {
console.error('Error rendering layer:', error);
}
ctx.restore();
});
}
function saveProject() {
try {
const project = {
version: '2.0',
app: 'xsukax Overlay Studio',
projectName: projectName,
canvasWidth: canvas.width,
canvasHeight: canvas.height,
backgroundImage: backgroundImageData,
layers: layers.map((l, index) => {
const baseData = {
id: l.id,
type: l.type,
enabled: l.enabled,
layerOrder: index,
x: l.x,
y: l.y,
rotation: l.rotation,
flipHorizontal: l.flipHorizontal,
flipVertical: l.flipVertical,
opacity: l.opacity
};
if (l.type === 'text') {
return {
...baseData,
text: l.text,
fontSize: l.fontSize,
fontFamily: l.fontFamily,
color: l.color,
bold: l.bold,
italic: l.italic,
underline: l.underline
};
} else if (l.type === 'image') {
return {
...baseData,
imageData: l.imageData,
imageName: l.imageName,
width: l.width
};
}
}),
savedAt: new Date().toISOString()
};
const jsonStr = JSON.stringify(project, null, 2);
const blob = new Blob([jsonStr], { type: 'application/json' });
const url = URL.createObjectURL(blob);
const link = document.createElement('a');
link.href = url;
link.download = `${projectName.replace(/[^a-z0-9]/gi, '_').toLowerCase()}.xoe`;
link.click();
URL.revokeObjectURL(url);
} catch (error) {
console.error('Error saving project:', error);
}
}
function showLoadProject() {
document.getElementById('loadProjectModal').style.display = 'block';
}
function closeLoadProjectModal() {
document.getElementById('loadProjectModal').style.display = 'none';
document.getElementById('loadProjectInput').value = '';
}
document.getElementById('loadProjectInput').addEventListener('change', function(e) {
const file = e.target.files[0];
if (file) {
const reader = new FileReader();
reader.onload = function(event) {
try {
const project = JSON.parse(event.target.result);
projectName = sanitizeString(project.projectName, 'Untitled Project');
document.querySelector('.project-name').textContent = projectName;
if (project.backgroundImage) {
const img = new Image();
img.onload = function() {
backgroundImage = img;
backgroundImageData = project.backgroundImage;
canvas.width = sanitizeNumber(project.canvasWidth, img.width, 1, 9999);
canvas.height = sanitizeNumber(project.canvasHeight, img.height, 1, 9999);
document.getElementById('bgImageName').textContent = 'Loaded from project';
layers = [];
nextLayerId = 1;
if (project.layers && Array.isArray(project.layers)) {
const sortedLayers = project.layers.sort((a, b) =>
(a.layerOrder || 0) - (b.layerOrder || 0)
);
const tempLayers = new Array(sortedLayers.length).fill(null);
let loadedCount = 0;
sortedLayers.forEach((l, originalIndex) => {
if (l.type === 'text') {
const textLayer = {
id: sanitizeNumber(l.id, nextLayerId),
type: 'text',
enabled: sanitizeBoolean(l.enabled),
text: sanitizeString(l.text, 'Sample Text'),
x: sanitizeNumber(l.x, 50),
y: sanitizeNumber(l.y, 50),
fontSize: sanitizeNumber(l.fontSize, 48, 1, 500),
fontFamily: sanitizeString(l.fontFamily, 'Arial'),
color: sanitizeColor(l.color),
rotation: sanitizeNumber(l.rotation, 0),
flipHorizontal: sanitizeBoolean(l.flipHorizontal),
flipVertical: sanitizeBoolean(l.flipVertical),
opacity: sanitizeNumber(l.opacity, 255, 0, 255),
bold: sanitizeBoolean(l.bold),
italic: sanitizeBoolean(l.italic),
underline: sanitizeBoolean(l.underline)
};
tempLayers[originalIndex] = textLayer;
if (l.id >= nextLayerId) nextLayerId = l.id + 1;
loadedCount++;
if (loadedCount === sortedLayers.length) {
layers = tempLayers.filter(l => l !== null);
renderLayersList();
updateProjectInfo();
render();
closeLoadProjectModal();
}
} else if (l.type === 'image') {
const img = new Image();
img.onload = function() {
const imageLayer = {
id: sanitizeNumber(l.id, nextLayerId),
type: 'image',
enabled: sanitizeBoolean(l.enabled),
image: img,
imageData: l.imageData,
imageName: sanitizeString(l.imageName, 'Image'),
x: sanitizeNumber(l.x, 50),
y: sanitizeNumber(l.y, 50),
width: sanitizeNumber(l.width, 150, 1, 9999),
rotation: sanitizeNumber(l.rotation, 0),
flipHorizontal: sanitizeBoolean(l.flipHorizontal),
flipVertical: sanitizeBoolean(l.flipVertical),
opacity: sanitizeNumber(l.opacity, 255, 0, 255)
};
tempLayers[originalIndex] = imageLayer;
if (l.id >= nextLayerId) nextLayerId = l.id + 1;
loadedCount++;
if (loadedCount === sortedLayers.length) {
layers = tempLayers.filter(l => l !== null);
renderLayersList();
updateProjectInfo();
render();
closeLoadProjectModal();
}
};
img.onerror = function() {
console.error('Failed to load overlay image');
loadedCount++;
if (loadedCount === sortedLayers.length) {
layers = tempLayers.filter(l => l !== null);
renderLayersList();
updateProjectInfo();
render();
closeLoadProjectModal();
}
};
img.src = l.imageData;
}
});
}
};
img.onerror = function() {
console.error('Failed to load background image from project');
closeLoadProjectModal();
};
img.src = project.backgroundImage;
} else {
closeLoadProjectModal();
}
} catch (error) {
console.error('Error loading project:', error);
closeLoadProjectModal();
}
};
reader.onerror = function() {
console.error('Error reading project file');
};
reader.readAsText(file);
}
});
function exportImage() {
if (!backgroundImage) return;
try {
const link = document.createElement('a');
link.download = `${projectName.replace(/[^a-z0-9]/gi, '_').toLowerCase()}.png`;
link.href = canvas.toDataURL('image/png');
link.click();
} catch (error) {
console.error('Error exporting image:', error);
}
}
canvas.width = 800;
canvas.height = 600;
renderLayersList();
updateProjectInfo();
render();
</script>
</body>
</html>