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Scroll btn improvement

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This commit is contained in:
Adina Țeudan 2021-11-29 23:30:33 +02:00
parent f953aefa0e
commit 0a861bf60d
1 changed files with 1 additions and 1 deletions
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2
src/lib/listing/scroll-button/scroll-button.component.ts
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@ -29,7 +29,7 @@ export class ScrollButtonComponent implements OnInit {
ngOnInit(): void {
const scrollSize = () => this.scrollViewport.getDataLength() * this.itemSize;
const scrollIsNeeded = () => this.scrollViewport.getViewportSize() < scrollSize();
const reachedEnd = (type: ButtonType) => this.scrollViewport.measureScrollOffset(type) === 0;
const reachedEnd = (type: ButtonType) => this.scrollViewport.measureScrollOffset(type) < 0.5;
const showScrollUp = () => scrollIsNeeded() && !reachedEnd(ButtonTypes.top);
const showScrollDown = () => scrollIsNeeded() && !reachedEnd(ButtonTypes.bottom);