From 00213d25a1029c82f831a32ca5e460479388e8c2 Mon Sep 17 00:00:00 2001
From: Sergey Elpashev <elpashevs@bk.ru>
Date: Thu, 18 Jul 2024 16:51:30 +0300
Subject: [PATCH] fix: manhwa scroll unloading pages

---
 apps/NwaifuAnime/src/app/components/reader/reader.component.ts  | 2 ++
 .../src/app/components/scale-image/scale-image.component.ts     | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/apps/NwaifuAnime/src/app/components/reader/reader.component.ts b/apps/NwaifuAnime/src/app/components/reader/reader.component.ts
index 69a36c4..3a49f20 100644
--- a/apps/NwaifuAnime/src/app/components/reader/reader.component.ts
+++ b/apps/NwaifuAnime/src/app/components/reader/reader.component.ts
@@ -166,7 +166,9 @@ export class ReaderComponent implements OnInit, OnDestroy {
 
   private clearCache(index: number) {
     for (let i = 0; i <= index; i++) {
+      const imgUrl = this.cachedPages.get(i)!.imageUrl;
       this.cachedPages.get(i)!.imageUrl = "";
+      URL.revokeObjectURL(imgUrl);
     }
   }
 
diff --git a/apps/NwaifuAnime/src/app/components/scale-image/scale-image.component.ts b/apps/NwaifuAnime/src/app/components/scale-image/scale-image.component.ts
index bde9152..5bbde19 100644
--- a/apps/NwaifuAnime/src/app/components/scale-image/scale-image.component.ts
+++ b/apps/NwaifuAnime/src/app/components/scale-image/scale-image.component.ts
@@ -34,7 +34,7 @@ export class ScaleImageComponent implements AfterViewInit, OnDestroy {
         ([entry]) => entry.isIntersecting && this.view.emit(),
         {
           root: this.hostScrollable ? this.host.nativeElement : null,
-          rootMargin: "700px",
+          rootMargin: "100px",
         },
       );
       if (this.containerRef) this.observer.observe(this.containerRef.nativeElement);