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-rw-r--r--apps/web/src/hooks/use-timeline-zoom.ts108
1 files changed, 54 insertions, 54 deletions
diff --git a/apps/web/src/hooks/use-timeline-zoom.ts b/apps/web/src/hooks/use-timeline-zoom.ts
index 00511290..ce32c9f0 100644
--- a/apps/web/src/hooks/use-timeline-zoom.ts
+++ b/apps/web/src/hooks/use-timeline-zoom.ts
@@ -1,54 +1,54 @@
-import { useState, useCallback, useEffect, RefObject } from "react";
-
-interface UseTimelineZoomProps {
- containerRef: RefObject<HTMLDivElement>;
- isInTimeline?: boolean;
-}
-
-interface UseTimelineZoomReturn {
- zoomLevel: number;
- setZoomLevel: (zoomLevel: number | ((prev: number) => number)) => void;
- handleWheel: (e: React.WheelEvent) => void;
-}
-
-export function useTimelineZoom({
- containerRef,
- isInTimeline = false,
-}: UseTimelineZoomProps): UseTimelineZoomReturn {
- const [zoomLevel, setZoomLevel] = useState(1);
-
- const handleWheel = useCallback((e: React.WheelEvent) => {
- // Only zoom if user is using pinch gesture (ctrlKey or metaKey is true)
- if (e.ctrlKey || e.metaKey) {
- e.preventDefault();
- const delta = e.deltaY > 0 ? -0.15 : 0.15;
- setZoomLevel((prev) => Math.max(0.1, Math.min(10, prev + delta)));
- }
- // Otherwise, allow normal scrolling
- }, []);
-
- // Prevent browser zooming in/out when in timeline
- useEffect(() => {
- const preventZoom = (e: WheelEvent) => {
- if (
- isInTimeline &&
- (e.ctrlKey || e.metaKey) &&
- containerRef.current?.contains(e.target as Node)
- ) {
- e.preventDefault();
- }
- };
-
- document.addEventListener("wheel", preventZoom, { passive: false });
-
- return () => {
- document.removeEventListener("wheel", preventZoom);
- };
- }, [isInTimeline, containerRef]);
-
- return {
- zoomLevel,
- setZoomLevel,
- handleWheel,
- };
-}
+import { useState, useCallback, useEffect, RefObject } from "react";
+
+interface UseTimelineZoomProps {
+ containerRef: RefObject<HTMLDivElement>;
+ isInTimeline?: boolean;
+}
+
+interface UseTimelineZoomReturn {
+ zoomLevel: number;
+ setZoomLevel: (zoomLevel: number | ((prev: number) => number)) => void;
+ handleWheel: (e: React.WheelEvent) => void;
+}
+
+export function useTimelineZoom({
+ containerRef,
+ isInTimeline = false,
+}: UseTimelineZoomProps): UseTimelineZoomReturn {
+ const [zoomLevel, setZoomLevel] = useState(1);
+
+ const handleWheel = useCallback((e: React.WheelEvent) => {
+ // Only zoom if user is using pinch gesture (ctrlKey or metaKey is true)
+ if (e.ctrlKey || e.metaKey) {
+ e.preventDefault();
+ const delta = e.deltaY > 0 ? -0.15 : 0.15;
+ setZoomLevel((prev) => Math.max(0.1, Math.min(10, prev + delta)));
+ }
+ // Otherwise, allow normal scrolling
+ }, []);
+
+ // Prevent browser zooming in/out when in timeline
+ useEffect(() => {
+ const preventZoom = (e: WheelEvent) => {
+ if (
+ isInTimeline &&
+ (e.ctrlKey || e.metaKey) &&
+ containerRef.current?.contains(e.target as Node)
+ ) {
+ e.preventDefault();
+ }
+ };
+
+ document.addEventListener("wheel", preventZoom, { passive: false });
+
+ return () => {
+ document.removeEventListener("wheel", preventZoom);
+ };
+ }, [isInTimeline, containerRef]);
+
+ return {
+ zoomLevel,
+ setZoomLevel,
+ handleWheel,
+ };
+}