trying to fix PDFs for fitWidth and otherwise in ContentFitting and CollectionFreeFormDoc containers.

1 files changed, 4 insertions, 4 deletions

diff --git a/src/client/views/pdf/PDFViewer.tsx b/src/client/views/pdf/PDFViewer.tsx
index 7696167a7..be64754af 100644
--- a/src/client/views/pdf/PDFViewer.tsx
+++ b/src/client/views/pdf/PDFViewer.tsx
@@ -60,7 +60,7 @@ interface IViewerProps extends FieldViewProps {
     loaded?: (nw: number, nh: number, np: number) => void;
     isChildActive: (outsideReaction?: boolean) => boolean;
     setPdfViewer: (view: PDFViewer) => void;
-    ContentScaling: () => number;
+    ContentScaling?: () => number;
 }
 
 /**
@@ -371,7 +371,7 @@ export class PDFViewer extends ViewBoxAnnotatableComponent<IViewerProps, PdfDocu
     @action
     scrollToAnnotation = (scrollToAnnotation: Doc) => {
         if (scrollToAnnotation) {
-            const offset = (this.props.PanelHeight() / this.props.ContentScaling()) / 2;
+            const offset = (this.props.PanelHeight() / this.contentScaling) / 2;
             this._mainCont.current && smoothScroll(500, this._mainCont.current, NumCast(scrollToAnnotation.y) - offset);
             Doc.linkFollowHighlight(scrollToAnnotation);
         }
@@ -738,7 +738,7 @@ export class PDFViewer extends ViewBoxAnnotatableComponent<IViewerProps, PdfDocu
     @computed get pdfViewerDiv() {
         return <div className={"pdfViewerDash-text" + ((this.props.isSelected() || this.props.isChildActive()) ? "-selected" : "")} ref={this._viewer} />;
     }
-    @computed get contentScaling() { return this.props.ContentScaling(); }
+    @computed get contentScaling() { return this.props.ContentScaling?.() || 1; }
     @computed get standinViews() {
         return <>
             {this._showCover ? this.getCoverImage() : (null)}
@@ -759,7 +759,7 @@ export class PDFViewer extends ViewBoxAnnotatableComponent<IViewerProps, PdfDocu
                 overflowX: this._zoomed !== 1 ? "scroll" : undefined,
                 width: !this.props.Document._fitWidth && (window.screen.width > 600) ? Doc.NativeWidth(this.props.Document) : `${100 / this.contentScaling}%`,
                 height: !this.props.Document._fitWidth && (window.screen.width > 600) ? Doc.NativeHeight(this.props.Document) : `${100 / this.contentScaling}%`,
-                transform: `scale(${this.props.ContentScaling()})`
+                transform: `scale(${this.contentScaling})`
             }}  >
             {this.pdfViewerDiv}
             {this.annotationLayer}