fraujulian/Personal-Portfolio-Website
1
0
Fork 0
Code Issues Pull Requests 7 Actions Projects Releases 2 Wiki Activity

fix: performance

Browse Source
This commit is contained in:
fraujulian
2026-04-27 16:12:42 +02:00
parent 65e5249512
commit 0160c2aec6
5 changed files with 33 additions and 174 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/app/home/home.component.ts
+2 -162
View File
@@ -1,5 +1,6 @@
import type { AfterViewInit, OnDestroy, OnInit } from '@angular/core';
import { Component, inject, NgZone } from '@angular/core';
import { NgOptimizedImage } from '@angular/common';
import { faArrowRight, faArrowDown, faEnvelope, faPhone } from '@fortawesome/free-solid-svg-icons';
import { faDiscord, faGithub, faLinkedin } from '@fortawesome/free-brands-svg-icons';
import type { IconDefinition } from '@fortawesome/angular-fontawesome';
@@ -16,17 +17,13 @@ import { FooterComponent } from '../footer/footer.component';
@Component({
selector: 'app-home',
standalone: true,
imports: [FooterComponent, FaIconComponent],
imports: [FooterComponent, FaIconComponent, NgOptimizedImage],
templateUrl: './home.component.html',
})
export class HomeComponent implements OnInit, AfterViewInit, OnDestroy {
private readonly sanitizer = inject(DomSanitizer);
private readonly zone = inject(NgZone);
private preloadedImages: HTMLImageElement[] = [];
private tallestPortraitAspectRatio: number | null = null;
private lockedHeroSectionMinHeight: number = 0;
private scrollAnimationFrameId: number | null = null;
private heroHeightAnimationFrameId: number | null = null;
private projectEntryAnimationFrameId: number | null = null;
private aboutSectionAnimationFrameId: number | null = null;
private readonly scheduleNameGradientUpdate: () => void = (): void => {
@@ -39,17 +36,6 @@ export class HomeComponent implements OnInit, AfterViewInit, OnDestroy {
this.updateNameGradientProgress();
});
};
private readonly scheduleHeroSectionHeightUpdate: () => void = (): void => {
if (this.heroHeightAnimationFrameId !== null || typeof window === 'undefined') {
return;
}
this.heroHeightAnimationFrameId = window.requestAnimationFrame((): void => {
this.heroHeightAnimationFrameId = null;
this.lockedHeroSectionMinHeight = 0;
this.updateHeroSectionMinHeight();
});
};
private readonly scheduleProjectEntryRevealUpdate: () => void = (): void => {
if (this.projectEntryAnimationFrameId !== null || typeof window === 'undefined') {
return;
@@ -100,7 +86,6 @@ export class HomeComponent implements OnInit, AfterViewInit, OnDestroy {
}
ngOnInit(): void {
this.preloadImageAssets();
this.initNameGradientScrollAnimation();
this.zone.runOutsideAngular((): void => {
@@ -199,91 +184,6 @@ export class HomeComponent implements OnInit, AfterViewInit, OnDestroy {
this.scrollToElementById('contact-links', this.getResponsiveScrollOffset(0.05));
}
private preloadImageAssets(): void {
if (typeof window === 'undefined') {
return;
}
const projectIcons: string[] = this.projects
.map((project: PortfolioProject): string | undefined => project.icon)
.filter((icon: string | undefined): icon is string => Boolean(icon));
const uniqueImageUrls: string[] = Array.from(
new Set<string>([
...this.portraitHighlights.map((highlight: PortraitHighlight): string => highlight.image),
...projectIcons,
]),
);
this.preloadedImages = uniqueImageUrls.map((url: string): HTMLImageElement => {
const image = new Image();
image.decoding = 'async';
image.loading = 'eager';
image.src = url;
return image;
});
this.syncHeroHeightToLargestPortraitImage();
}
private syncHeroHeightToLargestPortraitImage(): void {
if (typeof window === 'undefined') {
return;
}
const portraitImageUrls: Set<string> = new Set<string>(
this.portraitHighlights.map(
(highlight: PortraitHighlight): string =>
new URL(highlight.image, window.location.href).href,
),
);
const portraitImages: HTMLImageElement[] = this.preloadedImages.filter(
(image: HTMLImageElement): boolean => portraitImageUrls.has(image.src),
);
if (portraitImages.length === 0) {
return;
}
const finalizeAspectRatio = (): void => {
const minAspectRatio: number = portraitImages.reduce(
(minRatio: number, image: HTMLImageElement): number => {
if (image.naturalWidth === 0 || image.naturalHeight === 0) {
return minRatio;
}
const currentRatio: number = image.naturalWidth / image.naturalHeight;
return minRatio === 0 ? currentRatio : Math.min(minRatio, currentRatio);
},
0,
);
if (minAspectRatio > 0) {
this.tallestPortraitAspectRatio = minAspectRatio;
this.scheduleHeroSectionHeightUpdate();
}
};
let pendingLoads: number = portraitImages.length;
const onImageSettled = (): void => {
pendingLoads -= 1;
if (pendingLoads === 0) {
finalizeAspectRatio();
}
};
for (const image of portraitImages) {
if (image.complete) {
onImageSettled();
continue;
}
image.addEventListener('load', onImageSettled, { once: true });
image.addEventListener('error', onImageSettled, { once: true });
}
}
private initNameGradientScrollAnimation(): void {
if (typeof window === 'undefined') {
return;
@@ -291,9 +191,7 @@ export class HomeComponent implements OnInit, AfterViewInit, OnDestroy {
window.addEventListener('scroll', this.scheduleNameGradientUpdate, { passive: true });
window.addEventListener('resize', this.scheduleNameGradientUpdate, { passive: true });
window.addEventListener('resize', this.scheduleHeroSectionHeightUpdate, { passive: true });
this.scheduleNameGradientUpdate();
this.scheduleHeroSectionHeightUpdate();
}
private initProjectEntryRevealObserver(): void {
@@ -363,20 +261,13 @@ export class HomeComponent implements OnInit, AfterViewInit, OnDestroy {
window.removeEventListener('scroll', this.scheduleNameGradientUpdate);
window.removeEventListener('resize', this.scheduleNameGradientUpdate);
window.removeEventListener('resize', this.scheduleHeroSectionHeightUpdate);
if (this.scrollAnimationFrameId !== null) {
window.cancelAnimationFrame(this.scrollAnimationFrameId);
this.scrollAnimationFrameId = null;
}
if (this.heroHeightAnimationFrameId !== null) {
window.cancelAnimationFrame(this.heroHeightAnimationFrameId);
this.heroHeightAnimationFrameId = null;
}
document.documentElement.style.removeProperty('--name-pride-progress');
document.documentElement.style.removeProperty('--hero-section-min-height');
this.lockedHeroSectionMinHeight = 0;
}
private updateNameGradientProgress(): void {
@@ -405,57 +296,6 @@ export class HomeComponent implements OnInit, AfterViewInit, OnDestroy {
root.style.setProperty('--name-pride-progress', progress.toFixed(4));
}
private updateHeroSectionMinHeight(): void {
if (typeof window === 'undefined' || this.tallestPortraitAspectRatio === null) {
return;
}
const heroSection: HTMLElement | null = document.querySelector('.hero-section');
const heroCopy: HTMLElement | null = document.querySelector('.hero-copy');
const portraitHighlight: HTMLElement | null = document.querySelector('.portrait-highlight');
const portraitButton: HTMLElement | null = document.querySelector('.portrait-highlight-button');
if (
heroSection === null ||
heroCopy === null ||
portraitHighlight === null ||
portraitButton === null
) {
return;
}
const buttonWidth: number = portraitButton.getBoundingClientRect().width;
if (buttonWidth <= 0) {
return;
}
const maxMediaHeight: number = buttonWidth / this.tallestPortraitAspectRatio;
const currentButtonHeight: number = portraitButton.getBoundingClientRect().height;
const currentHighlightHeight: number = portraitHighlight.getBoundingClientRect().height;
const staticHighlightOverhead: number = Math.max(
currentHighlightHeight - currentButtonHeight,
0,
);
const requiredHighlightHeight: number = maxMediaHeight + staticHighlightOverhead;
const requiredContentHeight: number = Math.max(
heroCopy.getBoundingClientRect().height,
requiredHighlightHeight,
);
const heroSectionStyles: CSSStyleDeclaration = window.getComputedStyle(heroSection);
const paddingTop: number = Number.parseFloat(heroSectionStyles.paddingTop) || 0;
const paddingBottom: number = Number.parseFloat(heroSectionStyles.paddingBottom) || 0;
const requiredSectionMinHeight: number = requiredContentHeight + paddingTop + paddingBottom;
this.lockedHeroSectionMinHeight = Math.max(
this.lockedHeroSectionMinHeight,
requiredSectionMinHeight,
);
document.documentElement.style.setProperty(
'--hero-section-min-height',
`${Math.ceil(this.lockedHeroSectionMinHeight)}px`,
);
}
private updateAboutSectionScrollProgress(): void {
if (typeof window === 'undefined') {
return;