Track while scrolling

src/routes/photos/[albumSlug]/[photoId]/+page.svelte

@@ -138,10 +138,10 @@
 				// Check if mouse is in hover zones
 				if (x < imageRect.left) {
 					isHoveringLeft = true
-					leftButtonCoords.set({ x: mouseX, y: mouseY })
+					leftButtonCoords.set({ x: mouseX, y: mouseY }, { hard: true })
 				} else if (x > imageRect.right) {
 					isHoveringRight = true
-					rightButtonCoords.set({ x: mouseX, y: mouseY })
+					rightButtonCoords.set({ x: mouseX, y: mouseY }, { hard: true })
 				}
 				
 				// Remove the listener
@@ -157,16 +157,47 @@
 		const mouseX = currentPos.x - pageRect.left
 		const mouseY = currentPos.y - pageRect.top
 		
+		// Store client coordinates for scroll updates
+		lastClientX = currentPos.x
+		lastClientY = currentPos.y
+		
 		// Check if mouse is in hover zones
 		if (x < imageRect.left) {
 			isHoveringLeft = true
-			leftButtonCoords.set({ x: mouseX, y: mouseY })
+			leftButtonCoords.set({ x: mouseX, y: mouseY }, { hard: true })
 		} else if (x > imageRect.right) {
 			isHoveringRight = true
-			rightButtonCoords.set({ x: mouseX, y: mouseY })
+			rightButtonCoords.set({ x: mouseX, y: mouseY }, { hard: true })
 		}
 	}
 
+	// Store last mouse client position for scroll updates
+	let lastClientX = 0
+	let lastClientY = 0
+	
+	// Update button positions during scroll
+	function handleScroll() {
+		if (!isHoveringLeft && !isHoveringRight) return
+		
+		const pageContainer = document.querySelector('.photo-page') as HTMLElement
+		if (!pageContainer) return
+		
+		// Use last known mouse position (which is viewport-relative)
+		// and recalculate relative to the page container's new position
+		const pageRect = pageContainer.getBoundingClientRect()
+		const mouseX = lastClientX - pageRect.left
+		const mouseY = lastClientY - pageRect.top
+		
+		// Update button positions
+		if (isHoveringLeft) {
+			leftButtonCoords.set({ x: mouseX, y: mouseY })
+		}
+		
+		if (isHoveringRight) {
+			rightButtonCoords.set({ x: mouseX, y: mouseY })
+		}
+	}
+	
 	// Mouse tracking for hover areas
 	function handleMouseMove(event: MouseEvent) {
 		const pageContainer = event.currentTarget as HTMLElement
@@ -185,6 +216,10 @@
 		const mouseX = event.clientX - pageRect.left
 		const mouseY = event.clientY - pageRect.top
 		
+		// Store last mouse position for scroll updates
+		lastClientX = event.clientX
+		lastClientY = event.clientY
+		
 		// Check if mouse is in the left or right margin (outside the photo)
 		const wasHoveringLeft = isHoveringLeft
 		const wasHoveringRight = isHoveringRight
@@ -238,10 +273,15 @@
 		}
 	}
 
-	// Set up keyboard listener
+	// Set up keyboard and scroll listeners
 	$effect(() => {
 		window.addEventListener('keydown', handleKeydown)
-		return () => window.removeEventListener('keydown', handleKeydown)
+		window.addEventListener('scroll', handleScroll)
+		
+		return () => {
+			window.removeEventListener('keydown', handleKeydown)
+			window.removeEventListener('scroll', handleScroll)
+		}
 	})
 </script>
 

src/routes/photos/[slug]/+page.svelte

@@ -48,19 +48,19 @@
 					titleFormat: { type: 'by' }
 				})
 			: type === 'photo' && photo
-			? generateMetaTags({
-					title: photo.title || 'Photo',
-					description: photo.description || photo.caption || 'A photograph',
-					url: pageUrl,
-					image: photo.url,
-					titleFormat: { type: 'by' }
-				})
-			: generateMetaTags({
-					title: 'Not Found',
-					description: 'The content you are looking for could not be found.',
-					url: pageUrl,
-					noindex: true
-				})
+				? generateMetaTags({
+						title: photo.title || 'Photo',
+						description: photo.description || photo.caption || 'A photograph',
+						url: pageUrl,
+						image: photo.url,
+						titleFormat: { type: 'by' }
+					})
+				: generateMetaTags({
+						title: 'Not Found',
+						description: 'The content you are looking for could not be found.',
+						url: pageUrl,
+						noindex: true
+					})
 	)
 
 	// Generate image gallery JSON-LD
@@ -77,15 +77,15 @@
 						})) || []
 				})
 			: type === 'photo' && photo
-			? {
-					'@context': 'https://schema.org',
-					'@type': 'ImageObject',
-					name: photo.title || 'Photo',
-					description: photo.description || photo.caption,
-					contentUrl: photo.url,
-					url: pageUrl
-				}
-			: null
+				? {
+						'@context': 'https://schema.org',
+						'@type': 'ImageObject',
+						name: photo.title || 'Photo',
+						description: photo.description || photo.caption,
+						contentUrl: photo.url,
+						url: pageUrl
+					}
+				: null
 	)
 </script>
 
@@ -157,20 +157,16 @@
 		<div class="photo-header">
 			<BackButton href="/photos" label="Back to Photos" />
 		</div>
-		
+
 		<div class="photo-container">
-			<img 
-				src={photo.url} 
-				alt={photo.title || photo.caption || 'Photo'} 
-				class="photo-image"
-			/>
+			<img src={photo.url} alt={photo.title || photo.caption || 'Photo'} class="photo-image" />
 		</div>
 
 		<div class="photo-info">
 			{#if photo.title}
 				<h1 class="photo-title">{photo.title}</h1>
 			{/if}
-			
+
 			{#if photo.caption || photo.description}
 				<p class="photo-description">{photo.caption || photo.description}</p>
 			{/if}
@@ -215,7 +211,7 @@
 		width: 100%;
 		max-width: 900px;
 		margin: 0 auto;
-		padding: $unit-4x $unit-3x;
+		padding: 0 $unit-3x;
 
 		@include breakpoint('phone') {
 			padding: $unit-3x $unit-2x;

src/routes/photos/p/[id]/+page.svelte

@@ -169,10 +169,10 @@
 				// Check if mouse is in hover zones
 				if (x < imageRect.left) {
 					isHoveringLeft = true
-					leftButtonCoords.set({ x: mouseX, y: mouseY })
+					leftButtonCoords.set({ x: mouseX, y: mouseY }, { hard: true })
 				} else if (x > imageRect.right) {
 					isHoveringRight = true
-					rightButtonCoords.set({ x: mouseX, y: mouseY })
+					rightButtonCoords.set({ x: mouseX, y: mouseY }, { hard: true })
 				}
 				
 				// Remove the listener
@@ -188,16 +188,51 @@
 		const mouseX = currentPos.x - pageRect.left
 		const mouseY = currentPos.y - pageRect.top
 		
+		// Store client coordinates for scroll updates
+		lastClientX = currentPos.x
+		lastClientY = currentPos.y
+		
 		// Check if mouse is in hover zones
 		if (x < imageRect.left) {
 			isHoveringLeft = true
-			leftButtonCoords.set({ x: mouseX, y: mouseY })
+			leftButtonCoords.set({ x: mouseX, y: mouseY }, { hard: true })
 		} else if (x > imageRect.right) {
 			isHoveringRight = true
-			rightButtonCoords.set({ x: mouseX, y: mouseY })
+			rightButtonCoords.set({ x: mouseX, y: mouseY }, { hard: true })
 		}
 	}
 
+	// Track last known mouse position for scroll updates
+	let lastMouseX = 0
+	let lastMouseY = 0
+	
+	// Store last mouse client position for scroll updates
+	let lastClientX = 0
+	let lastClientY = 0
+	
+	// Update button positions during scroll
+	function handleScroll() {
+		if (!isHoveringLeft && !isHoveringRight) return
+		
+		const pageContainer = document.querySelector('.photo-page') as HTMLElement
+		if (!pageContainer) return
+		
+		// Use last known mouse position (which is viewport-relative)
+		// and recalculate relative to the page container's new position
+		const pageRect = pageContainer.getBoundingClientRect()
+		const mouseX = lastClientX - pageRect.left
+		const mouseY = lastClientY - pageRect.top
+		
+		// Update button positions
+		if (isHoveringLeft) {
+			leftButtonCoords.set({ x: mouseX, y: mouseY })
+		}
+		
+		if (isHoveringRight) {
+			rightButtonCoords.set({ x: mouseX, y: mouseY })
+		}
+	}
+	
 	// Mouse tracking for hover areas
 	function handleMouseMove(event: MouseEvent) {
 		const pageContainer = event.currentTarget as HTMLElement
@@ -216,6 +251,10 @@
 		const mouseX = event.clientX - pageRect.left
 		const mouseY = event.clientY - pageRect.top
 		
+		// Store last mouse position for scroll updates
+		lastClientX = event.clientX
+		lastClientY = event.clientY
+		
 		// Check if mouse is in the left or right margin (outside the photo)
 		const wasHoveringLeft = isHoveringLeft
 		const wasHoveringRight = isHoveringRight
@@ -260,10 +299,15 @@
 		}
 	}
 
-	// Set up keyboard listener
+	// Set up keyboard and scroll listeners
 	$effect(() => {
 		window.addEventListener('keydown', handleKeydown)
-		return () => window.removeEventListener('keydown', handleKeydown)
+		window.addEventListener('scroll', handleScroll)
+		
+		return () => {
+			window.removeEventListener('keydown', handleKeydown)
+			window.removeEventListener('scroll', handleScroll)
+		}
 	})
 </script>