3 files changed, 47 insertions, 11 deletions

diff --git a/src/client/views/nodes/DocumentView.tsx b/src/client/views/nodes/DocumentView.tsx
index 7accd49a4..76d6d3532 100644
--- a/src/client/views/nodes/DocumentView.tsx
+++ b/src/client/views/nodes/DocumentView.tsx
@@ -166,7 +166,8 @@ export interface DocumentViewSharedProps {
 // these props are specific to DocuentViews
 export interface DocumentViewProps extends DocumentViewSharedProps {
     // properties specific to DocumentViews but not to FieldView
-    hideResizeHandles?: boolean; // whether to suppress DocumentDecorations when this document is selected
+    hideDecorations?: boolean; // whether to suppress all DocumentDecorations when doc is selected
+    hideResizeHandles?: boolean; // whether to suppress resized handles on doc decorations when this document is selected
     hideTitle?: boolean; // forces suppression of title. e.g, treeView document labels suppress titles in case they are globally active via settings
     hideDecorationTitle?: boolean; // forces suppression of title. e.g, treeView document labels suppress titles in case they are globally active via settings
     hideDocumentButtonBar?: boolean;
diff --git a/src/client/views/nodes/ImageBox.tsx b/src/client/views/nodes/ImageBox.tsx
index d0df41023..d67481b22 100644
--- a/src/client/views/nodes/ImageBox.tsx
+++ b/src/client/views/nodes/ImageBox.tsx
@@ -14,7 +14,7 @@ import { TraceMobx } from '../../../fields/util';
 import { emptyFunction, OmitKeys, returnEmptyString, returnFalse, returnOne, setupMoveUpEvents, Utils } from '../../../Utils';
 import { GooglePhotos } from '../../apis/google_docs/GooglePhotosClientUtils';
 import { CognitiveServices, Confidence, Service, Tag } from '../../cognitive_services/CognitiveServices';
-import { DocUtils } from '../../documents/Documents';
+import { Docs, DocUtils } from '../../documents/Documents';
 import { DocumentType } from '../../documents/DocumentTypes';
 import { Networking } from '../../Network';
 import { DragManager } from '../../util/DragManager';
@@ -49,21 +49,58 @@ export class ImageBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProp
         return FieldView.LayoutString(ImageBox, fieldKey);
     }
     private _dropDisposer?: DragManager.DragDropDisposer;
+    private _transitioning: any; // timer for setting view spec properties
     private _disposers: { [name: string]: IReactionDisposer } = {};
     private _getAnchor: (savedAnnotations?: ObservableMap<number, HTMLDivElement[]>) => Opt<Doc> = () => undefined;
     @observable _curSuffix = '';
     @observable _uploadIcon = uploadIcons.idle;
+    @observable _focusViewScale: number | undefined = 1;
+    @observable _focusPanX: number | undefined = 0;
+    @observable _focusPanY: number | undefined = 0;
+    get viewScale() {
+        return this._focusViewScale || StrCast(this.layoutDoc._viewScale);
+    }
+    get panX() {
+        return this._focusPanX || StrCast(this.layoutDoc._panX);
+    }
+    get panY() {
+        return this._focusPanY || StrCast(this.layoutDoc._panY);
+    }
 
     protected createDropTarget = (ele: HTMLDivElement) => {
         this._dropDisposer?.();
         ele && (this._dropDisposer = DragManager.MakeDropTarget(ele, this.drop.bind(this), this.props.Document));
     };
-    setViewSpec = (anchor: Doc, preview: boolean) => {}; // sets viewing information for a componentview, typically when following a link. 'preview' tells the view to use the values without writing to the document
+
+    @action
+    setViewSpec = (anchor: Doc, preview: boolean) => {
+        if (preview && anchor._viewScale !== undefined) {
+            this._focusViewScale = Cast(anchor._viewScale, 'number', null);
+            this._focusPanX = Cast(anchor._panX, 'number', null);
+            this._focusPanY = Cast(anchor._panX, 'number', null);
+        } else if (anchor._viewScale !== undefined) {
+            const smoothTime = NumCast(anchor.viewTransitionTime);
+            this.layoutDoc.viewTransition = `all ${smoothTime}ms`;
+            this.layoutDoc._panX = NumCast(anchor._panX, NumCast(this.layoutDoc._panY));
+            this.layoutDoc._panY = NumCast(anchor._panY, NumCast(this.layoutDoc._panX));
+            this.layoutDoc._viewScale = NumCast(anchor._viewScale, NumCast(this.layoutDoc._viewScale));
+            if (anchor.type === DocumentType.MARKER) {
+                this.dataDoc[this.annotationKey] = new List<Doc>(DocListCast(anchor._annotations));
+            }
+            clearTimeout(this._transitioning);
+            this._transitioning = setTimeout(() => (this.layoutDoc.viewTransition = undefined), smoothTime);
+        }
+    }; // sets viewing information for a componentview, typically when following a link. 'preview' tells the view to use the values without writing to the document
 
     getAnchor = () => {
-        const anchor = this._getAnchor?.(this._savedAnnotations);
-        anchor && this.addDocument(anchor);
-        return anchor ?? this.rootDoc;
+        const zoomedAnchor = () => Docs.Create.ImageanchorDocument({ viewTransitionTime: 1000, _viewScale: NumCast(this.layoutDoc._viewScale), _panX: NumCast(this.layoutDoc._panX), _panY: NumCast(this.layoutDoc._panY) });
+        const anchor = this._getAnchor?.(this._savedAnnotations) ?? (this.layoutDoc.viewScale ? zoomedAnchor() : undefined);
+        if (anchor) {
+            anchor._annotations = new List<Doc>(DocListCast(this.dataDoc[this.annotationKey]));
+            this.addDocument(anchor);
+            return anchor;
+        }
+        return this.rootDoc;
     };
 
     componentDidMount() {
@@ -90,6 +127,7 @@ export class ImageBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProp
     }
 
     componentWillUnmount() {
+        clearTimeout(this._transitioning);
         Object.values(this._disposers).forEach(disposer => disposer?.());
     }
 
@@ -283,9 +321,7 @@ export class ImageBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProp
                     setTimeout(
                         action(() => {
                             this._uploadIcon = idle;
-                            if (data) {
-                                dataDoc[this.fieldKey] = data;
-                            }
+                            data && (dataDoc[this.fieldKey] = data);
                         }),
                         2000
                     );
diff --git a/src/client/views/nodes/trails/PresBox.tsx b/src/client/views/nodes/trails/PresBox.tsx
index b495a9399..8d805c663 100644
--- a/src/client/views/nodes/trails/PresBox.tsx
+++ b/src/client/views/nodes/trails/PresBox.tsx
@@ -509,8 +509,7 @@ export class PresBox extends ViewBoxBaseComponent<FieldViewProps>() {
     static NavigateToTarget(targetDoc: Doc, activeItem: Doc, openInTab: any, srcContext: Doc, finished?: () => void) {
         if ((activeItem.presPinLayout || activeItem.presPinView) && DocCast(targetDoc.context)?._currentFrame === undefined) {
             const transTime = NumCast(activeItem.presTransition, 500);
-            const presTransitionTime = `all ${transTime}ms`;
-            targetDoc._dataTransition = presTransitionTime;
+            targetDoc._dataTransition = `all ${transTime}ms`;
             targetDoc.x = NumCast(activeItem.presX, NumCast(targetDoc.x));
             targetDoc.y = NumCast(activeItem.presY, NumCast(targetDoc.y));
             targetDoc.rotation = NumCast(activeItem.presRot, NumCast(targetDoc.rotation));