From ec2f349465fd00af031fc9b9c3bbefeaf2b975b7 Mon Sep 17 00:00:00 2001
From: Eugenio Romano <eromano@users.noreply.github.com>
Date: Thu, 5 Jan 2023 09:52:40 +0100
Subject: [PATCH] [#7902] Fix to enable cmaps with pdfjs (#8101)

pdfjs works fine with Japanese characters with this options.

Co-authored-by: Hiroshi Shirosaki <h.shirosaki@gmail.com>
---
 lib/core/src/lib/viewer/components/pdf-viewer.component.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/core/src/lib/viewer/components/pdf-viewer.component.ts b/lib/core/src/lib/viewer/components/pdf-viewer.component.ts
index f7871f3b3d..6d264a6b8f 100644
--- a/lib/core/src/lib/viewer/components/pdf-viewer.component.ts
+++ b/lib/core/src/lib/viewer/components/pdf-viewer.component.ts
@@ -109,7 +109,9 @@ export class PdfViewerComponent implements OnChanges, OnDestroy {
     private eventBus = new pdfjsViewer.EventBus();
     private pdfjsDefaultOptions = {
         disableAutoFetch: true,
-        disableStream: true
+        disableStream: true,
+        cMapUrl: './cmaps/',
+        cMapPacked: true
     };
     private pdfjsWorkerDestroy$ = new Subject<boolean>();
     private onDestroy$ = new Subject<boolean>();