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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>Event Timeline Visualizer</title>
<meta name="description" content="Visualize event timelines as Gantt charts">
<script src="https://cdn.tailwindcss.com"></script>
<style>
.chart-container {
overflow-x: auto;
overflow-y: visible;
}
.event-bar {
transition: opacity 0.2s;
}
.event-bar:hover {
opacity: 0.8;
}
.tooltip {
position: absolute;
background: rgba(0, 0, 0, 0.8);
color: white;
padding: 5px 10px;
border-radius: 4px;
font-size: 12px;
pointer-events: none;
z-index: 10;
transform: translate(-50%, -100%);
display: none;
}
</style>
</head>
<body class="bg-gray-50 min-h-screen">
<header class="bg-white shadow-sm">
<div class="container mx-auto px-4 py-6">
<h1 class="text-2xl font-bold text-gray-800">Event Timeline Visualizer</h1>
<p class="text-gray-600 mt-2">Paste your event data to generate a Gantt chart</p>
</div>
</header>
<main class="container mx-auto px-4 py-8">
<div class="bg-white rounded-lg shadow-md p-6 mb-8">
<div class="mb-4">
<label for="eventData" class="block text-sm font-medium text-gray-700 mb-2">Event Data (JSON format)</label>
<textarea
id="eventData"
rows="6"
class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-blue-500 font-mono text-sm"
placeholder="Paste your event data here (e.g. {'Event name': [[start1, end1], [start2, end2], ...]})">{
'Video game sound': [[0.0, 10.0]],
'Male speech, man speaking': [[0.015, 3.829], [4.293, 4.875], [5.089, 7.349], [8.071, 9.978]]
}</textarea>
</div>
<div class="flex justify-between items-center">
<div>
<label for="maxTime" class="block text-sm font-medium text-gray-700 mb-1">Max Time (seconds)</label>
<input
type="number"
id="maxTime"
value="10"
min="1"
step="1"
class="w-24 px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-blue-500">
</div>
<div class="flex items-center">
<input
type="checkbox"
id="autoUpdate"
checked
class="h-4 w-4 text-blue-600 focus:ring-blue-500 border-gray-300 rounded">
<label for="autoUpdate" class="ml-2 block text-sm text-gray-700">Auto-update</label>
</div>
</div>
</div>
<div id="chartContainer" class="chart-container bg-white rounded-lg shadow-md p-6">
<div id="tooltip" class="tooltip"></div>
<div id="chart" class="min-w-full"></div>
</div>
</main>
<footer class="bg-white border-t mt-8 py-6">
<div class="container mx-auto px-4 text-center text-gray-500 text-sm">
<p>Event Timeline Visualizer - Paste JSON data to generate Gantt charts</p>
</div>
</footer>
<script>
// Color palette for events
const colors = [
'#3B82F6', '#10B981', '#F59E0B', '#EF4444', '#8B5CF6',
'#EC4899', '#14B8A6', '#F97316', '#84CC16', '#06B6D4'
];
// Initialize variables
let timeoutId = null;
const tooltip = document.getElementById('tooltip');
// Set up event listeners
document.getElementById('eventData').addEventListener('input', handleInputChange);
document.getElementById('maxTime').addEventListener('input', handleInputChange);
function handleInputChange() {
if (document.getElementById('autoUpdate').checked) {
// Debounce the update to prevent excessive rendering
clearTimeout(timeoutId);
timeoutId = setTimeout(generateChart, 300);
}
}
function generateChart() {
const eventDataText = document.getElementById('eventData').value;
const maxTime = parseFloat(document.getElementById('maxTime').value) || 10;
try {
// Replace single quotes with double quotes for valid JSON
const jsonString = eventDataText.replace(/'/g, '"');
const events = JSON.parse(jsonString);
renderChart(events, maxTime);
} catch (error) {
console.error(error);
}
}
function renderChart(events, maxTime) {
const chartElement = document.getElementById('chart');
chartElement.innerHTML = '';
const eventNames = Object.keys(events);
if (eventNames.length === 0) {
chartElement.innerHTML = '<p class="text-gray-500">No events to display</p>';
return;
}
// Calculate dimensions
const labelWidth = 200; // Increased width for labels
const chartWidth = Math.max(800, maxTime * 80);
const barHeight = 30;
const rowGap = 15;
const padding = 40;
const totalHeight = (barHeight + rowGap) * eventNames.length + padding * 2;
// Create SVG element
const svg = document.createElementNS("http://www.w3.org/2000/svg", "svg");
svg.setAttribute('width', '100%');
svg.setAttribute('height', totalHeight);
svg.setAttribute('viewBox', `0 0 ${chartWidth + labelWidth} ${totalHeight}`);
// Add background
const bg = document.createElementNS("http://www.w3.org/2000/svg", "rect");
bg.setAttribute('width', '100%');
bg.setAttribute('height', '100%');
bg.setAttribute('fill', 'white');
svg.appendChild(bg);
// Add time axis
const timeAxis = document.createElementNS("http://www.w3.org/2000/svg", "line");
timeAxis.setAttribute('x1', labelWidth);
timeAxis.setAttribute('y1', padding);
timeAxis.setAttribute('x2', chartWidth + labelWidth - padding);
timeAxis.setAttribute('y2', padding);
timeAxis.setAttribute('stroke', '#D1D5DB');
timeAxis.setAttribute('stroke-width', '1');
svg.appendChild(timeAxis);
// Add time ticks
for (let t = 0; t <= maxTime; t++) {
const x = labelWidth + (t / maxTime) * (chartWidth - padding);
const tick = document.createElementNS("http://www.w3.org/2000/svg", "line");
tick.setAttribute('x1', x);
tick.setAttribute('y1', padding);
tick.setAttribute('x2', x);
tick.setAttribute('y2', padding + 5);
tick.setAttribute('stroke', '#D1D5DB');
tick.setAttribute('stroke-width', '1');
svg.appendChild(tick);
const label = document.createElementNS("http://www.w3.org/2000/svg", "text");
label.setAttribute('x', x);
label.setAttribute('y', padding + 20);
label.setAttribute('text-anchor', 'middle');
label.setAttribute('font-size', '12');
label.setAttribute('fill', '#6B7280');
label.textContent = t;
svg.appendChild(label);
}
// Add events
eventNames.forEach((eventName, index) => {
const y = padding + 40 + index * (barHeight + rowGap);
// Add event label with ellipsis for long names
const label = document.createElementNS("http://www.w3.org/2000/svg", "text");
label.setAttribute('x', labelWidth - 10);
label.setAttribute('y', y + barHeight / 2 + 5);
label.setAttribute('text-anchor', 'end');
label.setAttribute('font-size', '12');
label.setAttribute('fill', '#374151');
// Truncate long labels
const maxChars = 25;
const displayName = eventName.length > maxChars
? eventName.substring(0, maxChars) + '...'
: eventName;
label.textContent = displayName;
// Add full name as title for hover
const title = document.createElementNS("http://www.w3.org/2000/svg", "title");
title.textContent = eventName;
label.appendChild(title);
svg.appendChild(label);
// Add event bars
const intervals = events[eventName];
const color = colors[index % colors.length];
intervals.forEach(interval => {
const [start, end] = interval;
const x1 = labelWidth + (start / maxTime) * (chartWidth - padding);
const x2 = labelWidth + (end / maxTime) * (chartWidth - padding);
const width = Math.max(1, x2 - x1);
const bar = document.createElementNS("http://www.w3.org/2000/svg", "rect");
bar.setAttribute('x', x1);
bar.setAttribute('y', y);
bar.setAttribute('width', width);
bar.setAttribute('height', barHeight);
bar.setAttribute('fill', color);
bar.setAttribute('rx', '3');
bar.setAttribute('ry', '3');
bar.classList.add('event-bar');
// Add mouse events for tooltip
bar.addEventListener('mouseenter', (e) => {
const rect = e.target.getBoundingClientRect();
tooltip.textContent = `${eventName}: ${start.toFixed(3)}s - ${end.toFixed(3)}s`;
tooltip.style.display = 'block';
tooltip.style.left = `${rect.left + rect.width/2}px`;
tooltip.style.top = `${rect.top}px`;
});
bar.addEventListener('mouseleave', () => {
tooltip.style.display = 'none';
});
svg.appendChild(bar);
});
});
chartElement.appendChild(svg);
}
// Generate initial chart
generateChart();
</script>
<p style="border-radius: 8px; text-align: center; font-size: 12px; color: #fff; margin-top: 16px;position: fixed; left: 8px; bottom: 8px; z-index: 10; background: rgba(0, 0, 0, 0.8); padding: 4px 8px;">Made with <img src="https://enzostvs-deepsite.hf.space/logo.svg" alt="DeepSite Logo" style="width: 16px; height: 16px; vertical-align: middle;display:inline-block;margin-right:3px;filter:brightness(0) invert(1);"><a href="https://enzostvs-deepsite.hf.space" style="color: #fff;text-decoration: underline;" target="_blank" >DeepSite</a> - 🧬 <a href="https://enzostvs-deepsite.hf.space?remix=Juhayna/events-visualizer" style="color: #fff;text-decoration: underline;" target="_blank" >Remix</a></p></body>
</html> |