Merge with jenny

1 files changed, 6 insertions, 8 deletions

diff --git a/src/client/views/pdf/PDFViewer.tsx b/src/client/views/pdf/PDFViewer.tsx
index 651b0401b..b55b2cf44 100644
--- a/src/client/views/pdf/PDFViewer.tsx
+++ b/src/client/views/pdf/PDFViewer.tsx
@@ -74,7 +74,7 @@ export class PDFViewer extends React.Component<IViewerProps> {
     private _annotationLayer: React.RefObject<HTMLDivElement> = React.createRef();
     private _disposers: { [name: string]: IReactionDisposer } = {};
     private _viewer: React.RefObject<HTMLDivElement> = React.createRef();
-    private _mainCont: React.RefObject<HTMLDivElement> = React.createRef();
+    _mainCont: React.RefObject<HTMLDivElement> = React.createRef();
     private _selectionText: string = "";
     private _downX: number = 0;
     private _downY: number = 0;
@@ -123,7 +123,7 @@ export class PDFViewer extends React.Component<IViewerProps> {
             autoHeight => {
                 if (autoHeight) {
                     this.props.layoutDoc._nativeHeight = NumCast(this.props.Document[this.props.fieldKey + "-nativeHeight"]);
-                    this.props.setHeight(NumCast(this.props.Document[this.props.fieldKey + "-nativeHeight"]) * (this.props.scaling?.() || 1));
+                    this.props.setHeight?.(NumCast(this.props.Document[this.props.fieldKey + "-nativeHeight"]) * (this.props.scaling?.() || 1));
                 }
             });
 
@@ -167,7 +167,7 @@ export class PDFViewer extends React.Component<IViewerProps> {
                     });
                     if (i === this.props.pdf.numPages - 1) {
                         this.props.loaded?.(page.view[page0or180 ? 2 : 3] - page.view[page0or180 ? 0 : 1],
-                            page.view[page0or180 ? 3 : 2] - page.view[page0or180 ? 1 : 0], i);
+                            page.view[page0or180 ? 3 : 2] - page.view[page0or180 ? 1 : 0], this.props.pdf.numPages);
                     }
                 }))));
             this.props.Document.scrollHeight = this._pageSizes.reduce((size, page) => size + page.height, 0) * 96 / 72;
@@ -181,7 +181,7 @@ export class PDFViewer extends React.Component<IViewerProps> {
         let focusSpeed: Opt<number>;
         if (doc !== this.props.rootDoc && mainCont) {
             const windowHeight = this.props.PanelHeight() / (this.props.scaling?.() || 1);
-            const scrollTo = doc.unrendered ? NumCast(doc.y) : Utils.scrollIntoView(NumCast(doc.y), doc[HeightSym](), NumCast(this.props.layoutDoc._scrollTop), windowHeight, .1 * windowHeight);
+            const scrollTo = doc.unrendered ? NumCast(doc.y) : Utils.scrollIntoView(NumCast(doc.y), doc[HeightSym](), NumCast(this.props.layoutDoc._scrollTop), windowHeight, .1 * windowHeight, NumCast(this.props.Document.scrollHeight));
             if (scrollTo !== undefined) {
                 focusSpeed = 500;
 
@@ -299,9 +299,7 @@ export class PDFViewer extends React.Component<IViewerProps> {
 
     @action
     gotoPage = (p: number) => {
-        if (this._pdfViewer?._setDocumentViewerElement?.offsetParent) {
-            this._pdfViewer?.scrollPageIntoView({ pageNumber: Math.min(Math.max(1, p), this._pageSizes.length) });
-        }
+        this._pdfViewer?.scrollPageIntoView({ pageNumber: Math.min(Math.max(1, p), this._pageSizes.length) });
     }
 
     @action
@@ -419,7 +417,7 @@ export class PDFViewer extends React.Component<IViewerProps> {
             const clientRects = selRange.getClientRects();
             for (let i = 0; i < clientRects.length; i++) {
                 const rect = clientRects.item(i);
-                if (rect && rect.width !== this._mainCont.current.clientWidth) {
+                if (rect && rect.width !== this._mainCont.current.clientWidth && rect.width) {
                     const scaleX = this._mainCont.current.offsetWidth / boundingRect.width;
                     const annoBox = document.createElement("div");
                     annoBox.className = "marqueeAnnotator-annotationBox";