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[ADF-5173] - improved fix for closing pdfjs worker error (#7225)

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* [ACA-3847] - fixed download for external source file

* [ADF-5173] - improved fix for closing pdfjs worker error

* Fixed lint error
This commit is contained in:
Vito
2021-09-28 11:47:04 +01:00
committed by GitHub
parent df08e36d24
commit f963c6d15e
4 changed files with 17 additions and 6 deletions
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11
lib/core/viewer/components/pdf-viewer.component.ts
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@@ -33,7 +33,8 @@ import { RenderingQueueServices } from '../services/rendering-queue.services';
import { PdfPasswordDialogComponent } from './pdf-viewer-password-dialog';
import { AppConfigService } from './../../app-config/app-config.service';
import { PDFDocumentProxy, PDFSource } from 'pdfjs-dist';
import { timer } from 'rxjs';
import { Subject } from 'rxjs';
import { catchError, delay, takeUntil } from 'rxjs/operators';
declare const pdfjsLib: any;
declare const pdfjsViewer: any;
@@ -106,6 +107,8 @@ export class PdfViewerComponent implements OnChanges, OnDestroy {
disableAutoFetch: true,
disableStream: true
};
private pdfjsWorkerDestroy$ = new Subject<boolean>();
private onDestroy$ = new Subject<boolean>();
constructor(
private dialog: MatDialog,
@@ -118,6 +121,7 @@ export class PdfViewerComponent implements OnChanges, OnDestroy {
this.onPageRendered = this.onPageRendered.bind(this);
this.randomPdfId = this.generateUuid();
this.currentScale = this.getUserScaling();
this.pdfjsWorkerDestroy$.pipe(catchError(() => null), delay(700), takeUntil(this.onDestroy$)).subscribe(() => this.destroyPdJsWorker());
}
getUserScaling(): number {
@@ -237,8 +241,11 @@ export class PdfViewerComponent implements OnChanges, OnDestroy {
}
if (this.loadingTask) {
timer(700).subscribe(() => this.destroyPdJsWorker());
this.pdfjsWorkerDestroy$.next();
}
this.onDestroy$.next();
this.pdfjsWorkerDestroy$.complete();
this.onDestroy$.complete();
}
private destroyPdJsWorker() {