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Handle flex "row-reverse" for mouse drag scrolling inertia

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schroda
2025-01-20 02:35:08 +01:00
parent 649a17c2ae
commit 18a46c0a28
1 changed files with 10 additions and 5 deletions
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9
src/modules/core/hooks/useMouseDragScroll.tsx
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@@ -46,11 +46,16 @@ export const useMouseDragScroll = (
return () => {}; return () => {};
} }
const isRTL = () => {
if (!elementStyle.current) { if (!elementStyle.current) {
elementStyle.current = getComputedStyle(element); elementStyle.current = getComputedStyle(element);
} }
const isRTL = elementStyle.current.direction === 'rtl'; const isRTLDirection = elementStyle.current.direction === 'rtl';
const isFlexDirectionReversed = elementStyle.current.flexDirection === 'row-reverse';
return isRTLDirection || (!isRTLDirection && isFlexDirectionReversed);
};
const handleScrollX = scrollDirection !== ScrollDirection.Y; const handleScrollX = scrollDirection !== ScrollDirection.Y;
const handleScrollY = scrollDirection !== ScrollDirection.X; const handleScrollY = scrollDirection !== ScrollDirection.X;
@@ -110,7 +115,7 @@ export const useMouseDragScroll = (
element.scrollHeight - element.clientHeight, element.scrollHeight - element.clientHeight,
]; ];
const newScrollPos = [ const newScrollPos = [
coerceIn(scrollAtT0.current[X] - delta[X], isRTL ? -maxScrollPos[X] : 0, maxScrollPos[X]), coerceIn(scrollAtT0.current[X] - delta[X], isRTL() ? -maxScrollPos[X] : 0, maxScrollPos[X]),
coerceIn(scrollAtT0.current[Y] - delta[Y], 0, maxScrollPos[Y]), coerceIn(scrollAtT0.current[Y] - delta[Y], 0, maxScrollPos[Y]),
]; ];