diff options
| -rw-r--r-- | src/Utils.ts | 6 | ||||
| -rw-r--r-- | src/client/views/nodes/WebBox.tsx | 2 | ||||
| -rw-r--r-- | src/client/views/pdf/PDFViewer.tsx | 2 |
3 files changed, 5 insertions, 5 deletions
diff --git a/src/Utils.ts b/src/Utils.ts index 38eb51529..205f9379e 100644 --- a/src/Utils.ts +++ b/src/Utils.ts @@ -204,11 +204,11 @@ export namespace Utils { return { h: h, s: s, l: l }; } - export function scrollIntoView(targetY: number, targetHgt: number, scrollTop: number, contextHgt: number, minSpacing: number) { - if (scrollTop + contextHgt < targetY + minSpacing + targetHgt) { + export function scrollIntoView(targetY: number, targetHgt: number, scrollTop: number, contextHgt: number, minSpacing: number, scrollHeight: number) { + if (scrollTop + contextHgt < Math.min(scrollHeight, targetY + minSpacing + targetHgt)) { return Math.ceil(targetY + minSpacing + targetHgt - contextHgt); } - if (scrollTop > targetY - minSpacing - targetHgt) { + if (scrollTop > Math.max(0, targetY - minSpacing - targetHgt)) { return Math.max(0, Math.floor(targetY - minSpacing - targetHgt)); } } diff --git a/src/client/views/nodes/WebBox.tsx b/src/client/views/nodes/WebBox.tsx index 6a3c6336d..5a39123b9 100644 --- a/src/client/views/nodes/WebBox.tsx +++ b/src/client/views/nodes/WebBox.tsx @@ -243,7 +243,7 @@ export class WebBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProps if (this._sidebarRef?.current?.makeDocUnfiltered(doc)) return 1; if (doc !== this.rootDoc && this._outerRef.current) { const windowHeight = this.props.PanelHeight() / (this.props.scaling?.() || 1); - const scrollTo = Utils.scrollIntoView(NumCast(doc.y), doc[HeightSym](), NumCast(this.layoutDoc._scrollTop), windowHeight, windowHeight * .1); + const scrollTo = Utils.scrollIntoView(NumCast(doc.y), doc[HeightSym](), NumCast(this.layoutDoc._scrollTop), windowHeight, windowHeight * .1, this.getScrollHeight()); if (scrollTo !== undefined) { const focusSpeed = smooth ? 500 : 0; this._initialScroll !== undefined && (this._initialScroll = scrollTo); diff --git a/src/client/views/pdf/PDFViewer.tsx b/src/client/views/pdf/PDFViewer.tsx index b58966173..b55b2cf44 100644 --- a/src/client/views/pdf/PDFViewer.tsx +++ b/src/client/views/pdf/PDFViewer.tsx @@ -181,7 +181,7 @@ export class PDFViewer extends React.Component<IViewerProps> { let focusSpeed: Opt<number>; if (doc !== this.props.rootDoc && mainCont) { const windowHeight = this.props.PanelHeight() / (this.props.scaling?.() || 1); - const scrollTo = doc.unrendered ? NumCast(doc.y) : Utils.scrollIntoView(NumCast(doc.y), doc[HeightSym](), NumCast(this.props.layoutDoc._scrollTop), windowHeight, .1 * windowHeight); + const scrollTo = doc.unrendered ? NumCast(doc.y) : Utils.scrollIntoView(NumCast(doc.y), doc[HeightSym](), NumCast(this.props.layoutDoc._scrollTop), windowHeight, .1 * windowHeight, NumCast(this.props.Document.scrollHeight)); if (scrollTo !== undefined) { focusSpeed = 500; |