From c6e407d7ab92244964c2fad05b6a68d124bf18df Mon Sep 17 00:00:00 2001
From: bobzel <zzzman@gmail.com>
Date: Wed, 7 Oct 2020 11:32:23 -0400
Subject: fixed following links to not center outer document if originating
 anchor is in that document.  fixed scroling to happen instantly if it's
 already scrolled there.  fixed clicking on pdf text anchor to select the pdf.

---
 src/client/util/DocumentManager.ts                            |  5 +++--
 .../collections/collectionFreeForm/CollectionFreeFormView.tsx | 11 +++++++----
 src/client/views/pdf/Annotation.tsx                           |  7 +++++--
 src/client/views/pdf/PDFViewer.tsx                            |  7 ++++---
 4 files changed, 19 insertions(+), 11 deletions(-)

(limited to 'src')

diff --git a/src/client/util/DocumentManager.ts b/src/client/util/DocumentManager.ts
index cb9aa35d0..4becdf4a3 100644
--- a/src/client/util/DocumentManager.ts
+++ b/src/client/util/DocumentManager.ts
@@ -151,7 +151,7 @@ export class DocumentManager {
         };
         const docView = getFirstDocView(targetDoc, originatingDoc);
         let annotatedDoc = await Cast(targetDoc.annotationOn, Doc);
-        if (annotatedDoc && annotatedDoc !== docContext && !targetDoc?.isPushpin) {
+        if (annotatedDoc && annotatedDoc !== originatingDoc?.context && !targetDoc?.isPushpin) {
             const first = getFirstDocView(annotatedDoc);
             if (first) {
                 annotatedDoc = first.props.Document;
@@ -166,7 +166,8 @@ export class DocumentManager {
             else {
                 docView.select(false);
                 docView.props.Document.hidden && (docView.props.Document.hidden = undefined);
-                docView.props.focus(docView.props.Document, willZoom, undefined, focusAndFinish);
+                // @ts-ignore
+                docView.props.focus(docView.props.Document, willZoom, undefined, focusAndFinish, annotatedDoc && annotatedDoc === originatingDoc?.context);
                 highlight();
             }
         } else {
diff --git a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
index 1ddb709ac..35b4c8e98 100644
--- a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
+++ b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
@@ -867,7 +867,7 @@ export class CollectionFreeFormView extends CollectionSubView<PanZoomDocument, P
         this.layoutDoc._panY = NumCast(this.layoutDoc._panY) - newpan[1];
     }
 
-    focusDocument = (doc: Doc, willZoom: boolean, scale?: number, afterFocus?: () => boolean) => {
+    focusDocument = (doc: Doc, willZoom: boolean, scale?: number, afterFocus?: () => boolean, dontCenter?: boolean) => {
         const state = HistoryUtil.getState();
 
         // TODO This technically isn't correct if type !== "doc", as
@@ -886,16 +886,19 @@ export class CollectionFreeFormView extends CollectionSubView<PanZoomDocument, P
         SelectionManager.DeselectAll();
         if (this.props.Document.scrollHeight) {
             const annotOn = Cast(doc.annotationOn, Doc) as Doc;
+            let delay = 1000;
             if (!annotOn) {
                 this.props.focus(doc);
             } else {
                 const contextHgt = Doc.AreProtosEqual(annotOn, this.props.Document) && this.props.VisibleHeight ? this.props.VisibleHeight() : NumCast(annotOn._height);
                 const offset = annotOn && (contextHgt / 2);
-                this.props.Document._scrollY = NumCast(doc.y) - ((Number.isNaN(offset) ? 150 : offset));
+                const scrollTo = NumCast(doc.y) - ((Number.isNaN(offset) ? 150 : offset));
+                this.props.Document._scrollY = scrollTo;
+                delay = Math.abs(scrollTo - NumCast(this.props.Document._scrollTop)) > 5 ? 1000 : 0;
             }
 
-            this.props.focus(this.props.Document);
-            afterFocus && setTimeout(afterFocus, 1000);
+            !dontCenter && this.props.focus(this.props.Document);
+            afterFocus && setTimeout(afterFocus, delay);
         } else {
             const layoutdoc = Doc.Layout(doc);
             const newPanX = NumCast(doc.x) + NumCast(layoutdoc._width) / 2;
diff --git a/src/client/views/pdf/Annotation.tsx b/src/client/views/pdf/Annotation.tsx
index 84b14cd61..e7f901091 100644
--- a/src/client/views/pdf/Annotation.tsx
+++ b/src/client/views/pdf/Annotation.tsx
@@ -15,6 +15,7 @@ interface IAnnotationProps {
     addDocTab: (document: Doc, where: string) => boolean;
     pinToPres: (document: Doc, unpin?: boolean) => void;
     focus: (doc: Doc) => void;
+    select: (isCtrlPressed: boolean) => void;
     dataDoc: Doc;
     fieldKey: string;
     showInfo: (anno: Opt<Doc>) => void;
@@ -25,7 +26,7 @@ export
     class Annotation extends React.Component<IAnnotationProps> {
     render() {
         return DocListCast(this.props.anno.annotations).map(a =>
-            <RegionAnnotation {...this.props} showInfo={this.props.showInfo} pinToPres={this.props.pinToPres} document={a} x={NumCast(a.x)} y={NumCast(a.y)} width={a[WidthSym]()} height={a[HeightSym]()} key={a[Id]} />);
+            <RegionAnnotation {...this.props} showInfo={this.props.showInfo} select={this.props.select} pinToPres={this.props.pinToPres} document={a} x={NumCast(a.x)} y={NumCast(a.y)} width={a[WidthSym]()} height={a[HeightSym]()} key={a[Id]} />);
     }
 }
 
@@ -37,6 +38,7 @@ interface IRegionAnnotationProps {
     height: number;
     addDocTab: (document: Doc, where: string) => boolean;
     pinToPres: (document: Doc, unpin: boolean) => void;
+    select: (isCtrlPressed: boolean) => void;
     document: Doc;
     dataDoc: Doc;
     fieldKey: string;
@@ -115,7 +117,8 @@ class RegionAnnotation extends React.Component<IRegionAnnotationProps> {
             e.persist();
             e.stopPropagation();
             PromiseValue(this.props.document.group).then(annoGroup => annoGroup instanceof Doc &&
-                DocumentManager.Instance.FollowLink(undefined, annoGroup, (doc, followLinkLocation) => this.props.addDocTab(doc, e.ctrlKey ? "add" : followLinkLocation), false, undefined)
+                DocumentManager.Instance.FollowLink(undefined, annoGroup, (doc, followLinkLocation) => this.props.addDocTab(doc, e.ctrlKey ? "add" : followLinkLocation), false, undefined,
+                    () => this.props.select(false))
             );
         }
     }
diff --git a/src/client/views/pdf/PDFViewer.tsx b/src/client/views/pdf/PDFViewer.tsx
index 4c5f72b97..3570c565a 100644
--- a/src/client/views/pdf/PDFViewer.tsx
+++ b/src/client/views/pdf/PDFViewer.tsx
@@ -460,7 +460,7 @@ export class PDFViewer extends ViewBoxAnnotatableComponent<IViewerProps, PdfDocu
     @action
     onPointerDown = (e: React.PointerEvent): void => {
         const hit = document.elementFromPoint(e.clientX, e.clientY);
-        if (hit && hit.localName === "span" && this.props.isSelected(true)) {  // drag selecting text stops propagation
+        if (hit && hit.localName === "span" && this.annotationsActive(true)) {  // drag selecting text stops propagation
             e.button === 0 && e.stopPropagation();
         }
         // if alt+left click, drag and annotate
@@ -557,6 +557,7 @@ export class PDFViewer extends ViewBoxAnnotatableComponent<IViewerProps, PdfDocu
     @action
     onSelectEnd = (e: PointerEvent): void => {
         clearStyleSheetRules(PDFViewer._annotationStyle);
+        this.props.select(false);
         this._savedAnnotations.clear();
         if (this._marqueeing) {
             if (this._marqueeWidth > 10 || this._marqueeHeight > 10) {
@@ -694,7 +695,7 @@ export class PDFViewer extends ViewBoxAnnotatableComponent<IViewerProps, PdfDocu
         TraceMobx();
         return <div className="pdfViewerDash-annotationLayer" style={{ height: NumCast(this.Document._nativeHeight), transform: `scale(${this._zoomed})` }} ref={this._annotationLayer}>
             {this.nonDocAnnotations.sort((a, b) => NumCast(a.y) - NumCast(b.y)).map(anno =>
-                <Annotation {...this.props} showInfo={this.showInfo} focus={this.props.focus} dataDoc={this.dataDoc} fieldKey={this.props.fieldKey} anno={anno} key={`${anno[Id]}-annotation`} />)
+                <Annotation {...this.props} showInfo={this.showInfo} select={this.props.select} focus={this.props.focus} dataDoc={this.dataDoc} fieldKey={this.props.fieldKey} anno={anno} key={`${anno[Id]}-annotation`} />)
             }
         </div>;
     }
@@ -763,7 +764,7 @@ export class PDFViewer extends ViewBoxAnnotatableComponent<IViewerProps, PdfDocu
     contentZoom = () => this._zoomed;
     render() {
         TraceMobx();
-        return <div className={"pdfViewerDash" + (this.active() ? "-interactive" : "")} ref={this._mainCont}
+        return <div className={"pdfViewerDash" + (this.annotationsActive() ? "-interactive" : "")} ref={this._mainCont}
             onScroll={this.onScroll} onWheel={this.onZoomWheel} onPointerDown={this.onPointerDown} onClick={this.onClick}
             style={{
                 overflowX: this._zoomed !== 1 ? "scroll" : undefined,
-- 
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