Report-Generator / templates /image_viewer.html
t
feat: major UX overhaul for PDF viewer, drive browser, and NeetPrep
693a1e9
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=5, user-scalable=yes">
<title>{{ image_title }}</title>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.11.3/font/bootstrap-icons.min.css">
<style>
:root {
--bg-dark: #0d0d0d;
--toolbar-bg: #1a1a1a;
--accent: #3b82f6;
}
* {
box-sizing: border-box;
margin: 0;
padding: 0;
}
body {
background: var(--bg-dark);
min-height: 100vh;
display: flex;
flex-direction: column;
font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
color: #fff;
}
.toolbar {
height: 48px;
background: var(--toolbar-bg);
display: flex;
align-items: center;
justify-content: space-between;
padding: 0 16px;
border-bottom: 1px solid rgba(255,255,255,0.1);
flex-shrink: 0;
}
.toolbar-title {
font-size: 14px;
font-weight: 500;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
max-width: 50%;
}
.toolbar-actions {
display: flex;
gap: 8px;
}
.toolbar-btn {
background: transparent;
border: none;
color: #999;
padding: 8px 12px;
border-radius: 8px;
cursor: pointer;
font-size: 16px;
display: flex;
align-items: center;
gap: 6px;
transition: all 0.15s ease;
text-decoration: none;
}
.toolbar-btn:hover {
background: rgba(255,255,255,0.08);
color: #fff;
}
.image-container {
flex: 1;
display: flex;
align-items: center;
justify-content: center;
padding: 20px;
overflow: auto;
}
.image-container img {
max-width: 100%;
max-height: 100%;
object-fit: contain;
border-radius: 4px;
box-shadow: 0 4px 20px rgba(0,0,0,0.5);
transition: transform 0.3s ease;
}
.image-container img.zoomed {
max-width: none;
max-height: none;
cursor: zoom-out;
}
.zoom-controls {
position: fixed;
bottom: 20px;
left: 50%;
transform: translateX(-50%);
background: var(--toolbar-bg);
border-radius: 12px;
padding: 8px;
display: flex;
gap: 4px;
border: 1px solid rgba(255,255,255,0.1);
}
.zoom-btn {
width: 40px;
height: 40px;
border: none;
background: transparent;
color: #999;
border-radius: 8px;
cursor: pointer;
font-size: 18px;
display: flex;
align-items: center;
justify-content: center;
transition: all 0.15s ease;
}
.zoom-btn:hover {
background: rgba(255,255,255,0.1);
color: #fff;
}
.zoom-level {
min-width: 60px;
display: flex;
align-items: center;
justify-content: center;
font-size: 13px;
color: #999;
}
</style>
</head>
<body>
<div class="toolbar">
<a href="javascript:history.back()" class="toolbar-btn">
<i class="bi bi-arrow-left"></i>
Back
</a>
<div class="toolbar-title">{{ image_title }}</div>
<div class="toolbar-actions">
<a href="{{ image_url }}" download class="toolbar-btn">
<i class="bi bi-download"></i>
</a>
<button class="toolbar-btn" onclick="toggleFullscreen()">
<i class="bi bi-arrows-fullscreen"></i>
</button>
</div>
</div>
<div class="image-container" id="imageContainer">
<img src="{{ image_url }}" alt="{{ image_title }}" id="mainImage" onclick="toggleZoom()">
</div>
<div class="zoom-controls">
<button class="zoom-btn" onclick="zoomOut()"><i class="bi bi-dash"></i></button>
<span class="zoom-level" id="zoomLevel">100%</span>
<button class="zoom-btn" onclick="zoomIn()"><i class="bi bi-plus"></i></button>
<button class="zoom-btn" onclick="resetZoom()"><i class="bi bi-arrows-angle-contract"></i></button>
</div>
<script>
const img = document.getElementById('mainImage');
const zoomLevelEl = document.getElementById('zoomLevel');
let currentZoom = 1;
function updateZoom() {
img.style.transform = `scale(${currentZoom})`;
zoomLevelEl.textContent = Math.round(currentZoom * 100) + '%';
if (currentZoom > 1) {
img.classList.add('zoomed');
} else {
img.classList.remove('zoomed');
}
}
function zoomIn() {
currentZoom = Math.min(currentZoom * 1.25, 5);
updateZoom();
}
function zoomOut() {
currentZoom = Math.max(currentZoom / 1.25, 0.25);
updateZoom();
}
function resetZoom() {
currentZoom = 1;
updateZoom();
}
function toggleZoom() {
if (currentZoom > 1) {
resetZoom();
} else {
currentZoom = 2;
updateZoom();
}
}
function toggleFullscreen() {
if (!document.fullscreenElement) {
document.documentElement.requestFullscreen();
} else {
document.exitFullscreen();
}
}
// Keyboard shortcuts
document.addEventListener('keydown', (e) => {
if (e.key === '+' || e.key === '=') zoomIn();
else if (e.key === '-') zoomOut();
else if (e.key === '0') resetZoom();
else if (e.key === 'Escape') history.back();
});
// Pinch to zoom
let initialDistance = 0;
let initialZoom = 1;
document.addEventListener('touchstart', (e) => {
if (e.touches.length === 2) {
initialDistance = Math.hypot(
e.touches[0].clientX - e.touches[1].clientX,
e.touches[0].clientY - e.touches[1].clientY
);
initialZoom = currentZoom;
}
}, { passive: true });
document.addEventListener('touchmove', (e) => {
if (e.touches.length === 2) {
const distance = Math.hypot(
e.touches[0].clientX - e.touches[1].clientX,
e.touches[0].clientY - e.touches[1].clientY
);
const ratio = distance / initialDistance;
currentZoom = Math.min(Math.max(initialZoom * ratio, 0.25), 5);
updateZoom();
}
}, { passive: true });
</script>
</body>
</html>