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fix: stickyScrollBar in RTL mode #1216

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Merged
merged 1 commit into from
Dec 30, 2024
Merged

fix: stickyScrollBar in RTL mode #1216

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11 changes: 5 additions & 6 deletions src/stickyScrollBar.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -12,7 +12,7 @@ interface StickyScrollBarProps {
scrollBodyRef: React.RefObject<HTMLDivElement>;
onScroll: (params: { scrollLeft?: number }) => void;
offsetScroll: number;
container: HTMLElement | Window,
container: HTMLElement | Window;
direction: string;
}

Expand Down Expand Up @@ -75,15 +75,14 @@ const StickyScrollBar: React.ForwardRefRenderFunction<unknown, StickyScrollBarPr
let left: number =
refState.current.x + event.pageX - refState.current.x - refState.current.delta;

const isLTR = direction === "ltr";
const isRTL = direction === 'rtl';
// Limit scroll range
left = Math.max(
isLTR ? 0 : -bodyWidth + scrollBarWidth,
Math.min(isLTR ? bodyWidth - scrollBarWidth : 0, left)
isRTL ? scrollBarWidth - bodyWidth : 0,
Math.min(isRTL ? 0 : bodyWidth - scrollBarWidth, left),
);
// Calculate the scroll position and update
const shouldScroll =
isLTR || Math.abs(left) + Math.abs(scrollBarWidth) < bodyWidth;
const shouldScroll = !isRTL || Math.abs(left) + Math.abs(scrollBarWidth) < bodyWidth;
if (shouldScroll) {
onScroll({
scrollLeft: (left / bodyWidth) * (bodyScrollWidth + 2),
Expand Down
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