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Fix header background position logic on scroll

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Updated the header's background position calculation to use string concatenation for `inverseYPos` and introduced dynamic adjustment of `inverseYPos` on scroll. This ensures smoother and more accurate background position updates.
This commit is contained in:
Teriuihi 2025-04-05 23:18:37 +02:00
parent 04c5a3e846
commit 1af614323e
2 changed files with 3 additions and 7 deletions
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8
frontend/src/app/header/header.component.html
View File

@ -1,12 +1,6 @@
<ng-container>
<header id="top"
[ngStyle]="{ 'background-image': getBackgroundImage(), 'height': height, 'background-position': center {{ inverseYPos }}px; }">
[ngStyle]="{ 'background-image': getBackgroundImage(), 'height': height, 'background-position': 'center ' + inverseYPos + 'px' }">
<nav id="nav" [ngClass]="active">
<div class="container">
<div id="mobile_nav">

2
frontend/src/app/header/header.component.ts
View File

@ -13,12 +13,14 @@ export class HeaderComponent {
@Input() overlay_gradient: number = 0;
public active: string = '';
public inverseYPos: number = 0;
@HostListener('window:scroll', [])
onWindowScroll(): void {
const scrollPosition = window.scrollY;
if (scrollPosition > 0) {
this.active = 'active';
this.inverseYPos = (scrollPosition / 4) * -1;
} else {
this.active = '';
}