Merge branch 'master' into james-text-icons

1 files changed, 114 insertions, 78 deletions

diff --git a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
index 7aae5ed5f..0477c6a16 100644
--- a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
+++ b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
@@ -8,7 +8,6 @@ import { DataSym, Doc, DocListCast, HeightSym, Opt, StrListCast, WidthSym } from
 import { Id } from '../../../../fields/FieldSymbols';
 import { InkData, InkField, InkTool, PointData, Segment } from '../../../../fields/InkField';
 import { List } from '../../../../fields/List';
-import { ObjectField } from '../../../../fields/ObjectField';
 import { RichTextField } from '../../../../fields/RichTextField';
 import { listSpec } from '../../../../fields/Schema';
 import { ScriptField } from '../../../../fields/ScriptField';
@@ -16,7 +15,7 @@ import { BoolCast, Cast, DocCast, FieldValue, NumCast, ScriptCast, StrCast } fro
 import { ImageField } from '../../../../fields/URLField';
 import { TraceMobx } from '../../../../fields/util';
 import { GestureUtils } from '../../../../pen-gestures/GestureUtils';
-import { aggregateBounds, emptyFunction, intersectRect, returnFalse, setupMoveUpEvents, Utils } from '../../../../Utils';
+import { aggregateBounds, emptyFunction, intersectRect, returnFalse, returnTransparent, setupMoveUpEvents, Utils } from '../../../../Utils';
 import { CognitiveServices } from '../../../cognitive_services/CognitiveServices';
 import { Docs, DocUtils } from '../../../documents/Documents';
 import { CollectionViewType, DocumentType } from '../../../documents/DocumentTypes';
@@ -38,10 +37,10 @@ import { GestureOverlay } from '../../GestureOverlay';
 import { ActiveArrowEnd, ActiveArrowStart, ActiveDash, ActiveFillColor, ActiveInkBezierApprox, ActiveInkColor, ActiveInkWidth, ActiveIsInkMask, InkingStroke, SetActiveInkColor, SetActiveInkWidth } from '../../InkingStroke';
 import { LightboxView } from '../../LightboxView';
 import { CollectionFreeFormDocumentView } from '../../nodes/CollectionFreeFormDocumentView';
-import { DocFocusOptions, DocumentView, DocumentViewProps, OpenWhere, ViewAdjustment, ViewSpecPrefix } from '../../nodes/DocumentView';
+import { DocFocusOptions, DocumentView, DocumentViewProps, OpenWhere, ViewAdjustment } from '../../nodes/DocumentView';
 import { FieldViewProps } from '../../nodes/FieldView';
 import { FormattedTextBox } from '../../nodes/formattedText/FormattedTextBox';
-import { PresBox } from '../../nodes/trails/PresBox';
+import { PinProps, PresBox } from '../../nodes/trails/PresBox';
 import { VideoBox } from '../../nodes/VideoBox';
 import { CreateImage } from '../../nodes/WebBoxRenderer';
 import { StyleProp } from '../../StyleProvider';
@@ -53,6 +52,8 @@ import { CollectionFreeFormRemoteCursors } from './CollectionFreeFormRemoteCurso
 import './CollectionFreeFormView.scss';
 import { MarqueeView } from './MarqueeView';
 import React = require('react');
+import { DocumentDecorations } from '../../DocumentDecorations';
+import { PresEffect } from '../../nodes/trails';
 
 export type collectionFreeformViewProps = {
     annotationLayerHostsContent?: boolean; // whether to force scaling of content (needed by ImageBox)
@@ -61,6 +62,7 @@ export type collectionFreeformViewProps = {
     scaleField?: string;
     noOverlay?: boolean; // used to suppress docs in the overlay (z) layer (ie, for minimap since overlay doesn't scale)
     engineProps?: any;
+    getScrollHeight?: () => number | undefined;
     dontScaleFilter?: (doc: Doc) => boolean; // whether this collection should scale documents to fit their panel vs just scrolling them
     dontRenderDocuments?: boolean; // used for annotation overlays which need to distribute documents into different freeformviews with different mixBlendModes depending on whether they are transparent or not.
     // However, this screws up interactions since only the top layer gets events.  so we render the freeformview a 3rd time with all documents in order to get interaction events (eg., marquee) but we don't actually want to display the documents.
@@ -148,7 +150,7 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
             ? { x: cb[0], y: cb[1], r: cb[2], b: cb[3] }
             : this.props.contentBounds?.() ??
                   aggregateBounds(
-                      this._layoutElements.filter(e => e.bounds && !e.bounds.z).map(e => e.bounds!),
+                      this._layoutElements.filter(e => e.bounds && e.bounds.width && !e.bounds.z).map(e => e.bounds!),
                       NumCast(this.layoutDoc._xPadding, 10),
                       NumCast(this.layoutDoc._yPadding, 10)
                   );
@@ -183,6 +185,32 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
     }
 
     _keyTimer: NodeJS.Timeout | undefined;
+
+    public static gotoKeyframe(timer: NodeJS.Timeout | undefined, docs: Doc[], duration: number) {
+        if (timer) clearTimeout(timer);
+        return DocumentView.SetViewTransition(docs, 'all', duration, undefined, true);
+    }
+    public static updateKeyframe(timer: NodeJS.Timeout | undefined, docs: Doc[], time: number) {
+        if (timer) clearTimeout(timer);
+        const newTimer = DocumentView.SetViewTransition(docs, 'all', 1000, undefined, true);
+        const timecode = Math.round(time);
+        docs.forEach(doc => {
+            CollectionFreeFormDocumentView.animFields.forEach(val => {
+                const findexed = Cast(doc[`${val.key}-indexed`], listSpec('number'), null);
+                findexed?.length <= timecode + 1 && findexed.push(undefined as any as number);
+            });
+            CollectionFreeFormDocumentView.animStringFields.forEach(val => {
+                const findexed = Cast(doc[`${val}-indexed`], listSpec('string'), null);
+                findexed?.length <= timecode + 1 && findexed.push(undefined as any as string);
+            });
+            CollectionFreeFormDocumentView.animDataFields(doc).forEach(val => {
+                const findexed = Cast(doc[`${val}-indexed`], listSpec(InkField), null);
+                findexed?.length <= timecode + 1 && findexed.push(undefined as any);
+            });
+        });
+        return newTimer;
+    }
+
     changeKeyFrame = (back = false) => {
         const currentFrame = Cast(this.Document._currentFrame, 'number', null);
         if (currentFrame === undefined) {
@@ -190,10 +218,10 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
             CollectionFreeFormDocumentView.setupKeyframes(this.childDocs, 0);
         }
         if (back) {
-            this._keyTimer = CollectionFreeFormDocumentView.gotoKeyframe(this._keyTimer, this.childDocs.slice());
+            this._keyTimer = CollectionFreeFormView.gotoKeyframe(this._keyTimer, [...this.childDocs, this.layoutDoc], 1000);
             this.Document._currentFrame = Math.max(0, (currentFrame || 0) - 1);
         } else {
-            this._keyTimer = CollectionFreeFormDocumentView.updateKeyframe(this._keyTimer, this.childDocs, currentFrame || 0);
+            this._keyTimer = CollectionFreeFormView.updateKeyframe(this._keyTimer, [...this.childDocs, this.layoutDoc], currentFrame || 0);
             this.Document._currentFrame = Math.max(0, (currentFrame || 0) + 1);
             this.Document.lastFrame = Math.max(NumCast(this.Document._currentFrame), NumCast(this.Document.lastFrame));
         }
@@ -363,10 +391,10 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
                 const grouping = this.props.Document._useClusters ? NumCast(cd.cluster, -1) : NumCast(cd.group, -1);
                 if (grouping !== -1) {
                     const layoutDoc = Doc.Layout(cd);
-                    const cx = NumCast(cd.x) - this._clusterDistance;
-                    const cy = NumCast(cd.y) - this._clusterDistance;
-                    const cw = NumCast(layoutDoc._width) + 2 * this._clusterDistance;
-                    const ch = NumCast(layoutDoc._height) + 2 * this._clusterDistance;
+                    const cx = NumCast(cd.x) - this._clusterDistance / 2;
+                    const cy = NumCast(cd.y) - this._clusterDistance / 2;
+                    const cw = NumCast(layoutDoc._width) + this._clusterDistance;
+                    const ch = NumCast(layoutDoc._height) + this._clusterDistance;
                     return !layoutDoc.z && intersectRect({ left: cx, top: cy, width: cw, height: ch }, { left: probe[0], top: probe[1], width: 1, height: 1 }) ? grouping : cluster;
                 }
                 return cluster;
@@ -494,6 +522,10 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
                     }
                 }
                 break;
+            case StyleProp.FillColor:
+                if (doc && this.Document._currentFrame !== undefined) {
+                    return CollectionFreeFormDocumentView.getStringValues(doc, NumCast(this.Document._currentFrame))?.fillColor;
+                }
         }
         return styleProp;
     };
@@ -545,7 +577,7 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
                     case InkTool.None:
                         if (!(this.props.layoutEngine?.() || StrCast(this.layoutDoc._layoutEngine))) {
                             this._hitCluster = this.pickCluster(this.getTransform().transformPoint(e.clientX, e.clientY));
-                            setupMoveUpEvents(this, e, this.onPointerMove, emptyFunction, emptyFunction, false);
+                            setupMoveUpEvents(this, e, this.onPointerMove, emptyFunction, emptyFunction, this._hitCluster !== -1 ? true : false);
                         }
                         break;
                 }
@@ -771,7 +803,8 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
         } else if (!e.cancelBubble) {
             if (this.tryDragCluster(e, this._hitCluster)) {
                 return true;
-            } else this.pan(e);
+            }
+            this.pan(e);
         }
         return false;
     };
@@ -1004,6 +1037,9 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
         if (deltaScale * invTransform.Scale > 20) {
             deltaScale = 20 / invTransform.Scale;
         }
+        if (deltaScale < 1 && invTransform.Scale <= NumCast(this.rootDoc._viewScaleMin, 1) && this.isAnnotationOverlay) {
+            return;
+        }
         if (deltaScale * invTransform.Scale < NumCast(this.rootDoc._viewScaleMin, 1) && this.isAnnotationOverlay) {
             deltaScale = NumCast(this.rootDoc._viewScaleMin, 1) / invTransform.Scale;
         }
@@ -1012,29 +1048,26 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
         if (localTransform.Scale >= 0.05 || localTransform.Scale > this.zoomScaling()) {
             const safeScale = Math.min(Math.max(0.05, localTransform.Scale), 20);
             this.props.Document[this.scaleFieldKey] = Math.abs(safeScale);
-            this.setPan(-localTransform.TranslateX / safeScale, -localTransform.TranslateY / safeScale);
+            this.setPan(-localTransform.TranslateX / safeScale, NumCast(this.props.Document.scrollTop) * safeScale || -localTransform.TranslateY / safeScale);
         }
     };
 
     @action
     onPointerWheel = (e: React.WheelEvent): void => {
+        if (this.Document._isGroup) return; // group style collections neither pan nor zoom
         PresBox.Instance?.pauseAutoPres();
         if (this.layoutDoc._Transform || DocListCast(Doc.MyOverlayDocs?.data).includes(this.props.Document) || this.props.Document.treeViewOutlineMode === TreeViewType.outline) return;
         e.stopPropagation();
         e.preventDefault();
         switch (!e.ctrlKey ? Doc.UserDoc().freeformScrollMode : freeformScrollMode.Pan) {
             case freeformScrollMode.Pan:
-                // if shift is selected then zoom
+                // if ctrl is selected then zoom
                 if (e.ctrlKey) {
-                    if (!e.ctrlKey && this.props.Document.scrollHeight !== undefined) {
-                        // things that can scroll vertically should do that instead of zooming
-                    } else if (this.props.isContentActive(true) && !this.Document._isGroup) {
+                    if (this.props.isContentActive(true)) {
                         !this.props.isAnnotationOverlayScrollable && this.zoom(e.clientX, e.clientY, e.deltaY); // if (!this.props.isAnnotationOverlay) // bcz: do we want to zoom in on images/videos/etc?
                     }
-                    // otherwise pan
-                } else if (!e.ctrlKey && this.props.Document.scrollHeight !== undefined) {
-                    // things that can scroll vertically should do that instead of zooming
-                } else if (this.props.isContentActive(true) && !this.Document._isGroup) {
+                } // otherwise pan
+                else if (this.props.isContentActive(true)) {
                     const dx = -e.deltaX;
                     const dy = -e.deltaY;
                     if (e.shiftKey) {
@@ -1046,9 +1079,7 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
                 break;
             default:
             case freeformScrollMode.Zoom:
-                if (!e.ctrlKey && this.props.Document.scrollHeight !== undefined) {
-                    // things that can scroll vertically should do that instead of zooming
-                } else if (this.props.isContentActive(true) && !this.Document._isGroup) {
+                if (this.props.isContentActive(true)) {
                     !this.props.isAnnotationOverlayScrollable && this.zoom(e.clientX, e.clientY, e.deltaY); // if (!this.props.isAnnotationOverlay) // bcz: do we want to zoom in on images/videos/etc?
                 }
                 break;
@@ -1096,7 +1127,26 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
             const minPanX = NumCast(this.rootDoc._panXMin, 0);
             const minPanY = NumCast(this.rootDoc._panYMin, 0);
             const newPanX = Math.min(minPanX + (1 - minScale / scale) * NumCast(this.rootDoc._panXMax, this.nativeWidth), Math.max(minPanX, panX));
-            const newPanY = Math.min(this.props.Document.scrollHeight !== undefined ? NumCast(this.Document.scrollHeight) : minPanY + (1 - minScale / scale) * NumCast(this.rootDoc._panYMax, this.nativeHeight), Math.max(minPanY, panY));
+            const fitYscroll = (((this.nativeHeight / this.nativeWidth) * this.props.PanelWidth() - this.props.PanelHeight()) * this.props.ScreenToLocalTransform().Scale) / minScale;
+            const nativeHeight = (this.props.PanelHeight() / this.props.PanelWidth() / (this.nativeHeight / this.nativeWidth)) * this.nativeHeight;
+            const maxScrollTop = this.nativeHeight / this.props.ScreenToLocalTransform().Scale - this.props.PanelHeight();
+            const maxPanY =
+                minPanY + // minPanY + scrolling introduced by view scaling + scrolling introduced by fitWidth
+                (1 - minScale / scale) * NumCast(this.rootDoc._panYMax, nativeHeight) +
+                (!this.props.getScrollHeight?.() ? fitYscroll : 0); // when not zoomed, scrolling is handled via a scrollbar, not panning
+            let newPanY = Math.max(minPanY, Math.min(maxPanY, panY));
+            if (NumCast(this.rootDoc.scrollTop) && NumCast(this.rootDoc._viewScale, minScale) !== minScale) {
+                const relTop = NumCast(this.rootDoc.scrollTop) / maxScrollTop;
+                this.rootDoc.scrollTop = undefined;
+                newPanY = minPanY + relTop * (maxPanY - minPanY);
+            } else if (fitYscroll && this.rootDoc.scrollTop === undefined && NumCast(this.rootDoc._viewScale, minScale) === minScale) {
+                const maxPanY = minPanY + fitYscroll;
+                const relTop = (panY - minPanY) / (maxPanY - minPanY);
+                setTimeout(() => {
+                    this.rootDoc.scrollTop = relTop * maxScrollTop;
+                }, 10);
+                newPanY = minPanY;
+            }
             !this.Document._verticalScroll && (this.Document._panX = this.isAnnotationOverlay ? newPanX : panX);
             !this.Document._horizontalScroll && (this.Document._panY = this.isAnnotationOverlay ? newPanY : panY);
         }
@@ -1169,7 +1219,7 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
         // if (SelectionManager.Views().length !== 1 || SelectionManager.Views()[0].Document !== doc) {
         //     SelectionManager.DeselectAll();
         // }
-        if (this.props.Document.scrollHeight || this.props.Document.scrollTop !== undefined || this.props.Document.currentTimecode !== undefined || doc.type === DocumentType.MARKER) {
+        if (this.props.getScrollHeight || this.props.Document.scrollTop !== undefined || this.props.Document.currentTimecode !== undefined) {
             this.props.focus(doc, options);
         } else {
             const xfToCollection = options?.docTransform ?? Transform.Identity();
@@ -1184,7 +1234,7 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
             }
             // focus on the document in the collection
             const didMove = !cantTransform && !doc.z && (panX !== savedState.panX || panY !== savedState.panY || scale !== savedState.scale);
-            const focusSpeed = options?.instant ? 0 : didMove ? options.zoomTime ?? 500 : 0;
+            const focusSpeed = options?.instant ? 0 : didMove || DocCast(options.effect)?.presEffect !== PresEffect.None ? options.zoomTime ?? 500 : 0;
             // glr: freeform transform speed can be set by adjusting presTransition field - needs a way of knowing when presentation is not active...
             if (didMove) {
                 options.zoomScale && scale && (this.Document[this.scaleFieldKey] = scale);
@@ -1286,7 +1336,9 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
     pointerEvents = () => {
         const engine = this.props.layoutEngine?.() || StrCast(this.props.Document._layoutEngine);
         const pointerEvents =
-            this.props.isContentActive() === false ? 'none' : this.props.childPointerEvents ?? (this.props.viewDefDivClick || (engine === computePassLayout.name && !this.props.isSelected(true)) ? 'none' : this.props.pointerEvents?.());
+            this.props.isContentActive() === false || DocumentDecorations.Instance.Interacting
+                ? 'none'
+                : this.props.childPointerEvents ?? (this.props.viewDefDivClick || (engine === computePassLayout.name && !this.props.isSelected(true)) ? 'none' : this.props.pointerEvents?.());
         return pointerEvents;
     };
     getChildDocView(entry: PoolData) {
@@ -1337,7 +1389,7 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
                 dontScaleFilter={this.props.dontScaleFilter}
                 dontRegisterView={this.props.dontRenderDocuments || this.props.dontRegisterView}
                 pointerEvents={this.pointerEvents}
-                rotation={this.props.styleProvider?.(childLayout, this.props, StyleProp.JitterRotation) || 0}
+                //rotation={this.props.styleProvider?.(childLayout, this.props, StyleProp.JitterRotation) || 0}
                 //fitContentsToBox={this.props.fitContentsToBox || BoolCast(this.props.freezeChildDimensions)} // bcz: check this
             />
         );
@@ -1370,22 +1422,27 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
     });
 
     getCalculatedPositions(params: { pair: { layout: Doc; data?: Doc }; index: number; collection: Doc }): PoolData {
-        const curFrame = Cast(this.Document._currentFrame, 'number');
         const childDoc = params.pair.layout;
         const childDocLayout = Doc.Layout(childDoc);
+        const layoutFrameNumber = Cast(this.Document._currentFrame, 'number'); // frame number that container is at which determines layout frame values
+        const contentFrameNumber = Cast(childDocLayout._currentFrame, 'number', layoutFrameNumber ?? null); // frame number that content is at which determines what content is displayed
         const { z, zIndex } = childDoc;
-        const { backgroundColor, color } = curFrame === undefined ? { backgroundColor: undefined, color: undefined } : CollectionFreeFormDocumentView.getStringValues(childDoc, curFrame);
-        const { x, y, opacity } = curFrame === undefined ? { x: childDoc.x, y: childDoc.y, opacity: this.props.childOpacity?.() } : CollectionFreeFormDocumentView.getValues(childDoc, curFrame);
+        const { backgroundColor, color } = contentFrameNumber === undefined ? { backgroundColor: undefined, color: undefined } : CollectionFreeFormDocumentView.getStringValues(childDoc, contentFrameNumber);
+        const { x, y, _width, _height, opacity, _rotation } =
+            layoutFrameNumber === undefined
+                ? { _width: Cast(childDocLayout._width, 'number'), _height: Cast(childDocLayout._height, 'number'), _rotation: Cast(childDocLayout._rotation, 'number'), x: childDoc.x, y: childDoc.y, opacity: this.props.childOpacity?.() }
+                : CollectionFreeFormDocumentView.getValues(childDoc, layoutFrameNumber);
         return {
             x: Number.isNaN(NumCast(x)) ? 0 : NumCast(x),
             y: Number.isNaN(NumCast(y)) ? 0 : NumCast(y),
             z: Cast(z, 'number'),
+            rotation: Cast(_rotation, 'number'),
             color: Cast(color, 'string') ? StrCast(color) : this.props.styleProvider?.(childDoc, this.props, StyleProp.Color),
             backgroundColor: Cast(backgroundColor, 'string') ? StrCast(backgroundColor) : this.getClusterColor(childDoc, this.props, StyleProp.BackgroundColor),
             opacity: this._keyframeEditing ? 1 : Cast(opacity, 'number') ?? this.props.styleProvider?.(childDoc, this.props, StyleProp.Opacity),
             zIndex: Cast(zIndex, 'number'),
-            width: Cast(childDocLayout._width, 'number'),
-            height: Cast(childDocLayout._height, 'number'),
+            width: _width,
+            height: _height,
             transition: StrCast(childDocLayout.dataTransition),
             pair: params.pair,
             replica: '',
@@ -1506,6 +1563,7 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
                     newPos.x !== lastPos.x ||
                     newPos.y !== lastPos.y ||
                     newPos.z !== lastPos.z ||
+                    newPos.rotation !== lastPos.rotation ||
                     newPos.zIndex !== lastPos.zIndex ||
                     newPos.transition !== lastPos.transition
                 ) {
@@ -1521,13 +1579,15 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
         const elements = computedElementData.slice();
         Array.from(newPool.entries())
             .filter(entry => this.isCurrent(entry[1].pair.layout))
-            .forEach((entry, i) =>
+            .forEach((entry, i) => {
+                const childData: ViewDefBounds = this.childDataProvider(entry[1].pair.layout, entry[1].replica);
+                const childSize = this.childSizeProvider(entry[1].pair.layout, entry[1].replica);
                 elements.push({
                     ele: this.getChildDocView(entry[1]),
-                    bounds: this.childDataProvider(entry[1].pair.layout, entry[1].replica),
+                    bounds: childData.opacity === 0 ? { ...childData, width: 0, height: 0 } : { ...childData, width: childSize.width, height: childSize.height },
                     inkMask: BoolCast(entry[1].pair.layout.isInkMask) ? NumCast(entry[1].pair.layout.opacity, 1) : -1,
-                })
-            );
+                });
+            });
 
         if (this.props.isAnnotationOverlay && this.props.Document[this.scaleFieldKey]) {
             // don't zoom out farther than 1-1 if it's a bounded item (image, video, pdf), otherwise don't allow zooming in closer than 1-1 if it's a text sidebar
@@ -1540,46 +1600,21 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
     }
 
     @action
-    setViewSpec = (anchor: Doc, preview: boolean) => {
-        if (preview) {
-            this._focusFilters = StrListCast(Doc.GetProto(anchor).docFilters);
-            this._focusRangeFilters = StrListCast(Doc.GetProto(anchor).docRangeFilters);
-        } else {
-            if (anchor.docFilters) {
-                this.layoutDoc._docFilters = new List<string>(StrListCast(anchor.docFilters));
-            }
-            if (anchor.docRangeFilters) {
-                this.layoutDoc._docRangeFilters = new List<string>(StrListCast(anchor.docRangeFilters));
-            }
-        }
-        return 0;
-    };
-
-    @action
-    scrollFocus = (anchor: Doc, options: DocFocusOptions) => {
+    scrollFocus = (docView: DocumentView, anchor: Doc, options: DocFocusOptions) => {
         const focusSpeed = options.instant ? 0 : options.zoomTime ?? 500;
-        return PresBox.restoreTargetDocView(
-            this.props.DocumentView?.(), //
-            { pinDocLayout: BoolCast(anchor.presPinDocLayout) },
-            anchor,
-            focusSpeed,
-            {
-                pannable: anchor.presPinData ? true : false,
-            }
-        )
-            ? focusSpeed
-            : undefined;
+        if (options.preview) {
+            this._focusFilters = StrListCast(anchor.presPinDocFilters);
+            this._focusRangeFilters = StrListCast(anchor.presPinDocRangeFilters);
+            return undefined;
+        }
+        return PresBox.restoreTargetDocView(docView, anchor, focusSpeed) ? focusSpeed : undefined;
     }; // 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 = (addAsAnnotation: boolean) => {
-        if (this.props.Document.annotationOn) {
-            return this.rootDoc;
-        }
-        const anchor = Docs.Create.TextanchorDocument({ title: 'ViewSpec - ' + StrCast(this.layoutDoc._viewType), presTransition: 500, annotationOn: this.rootDoc });
-        PresBox.pinDocView(anchor, { pinData: { pannable: true } }, this.rootDoc);
-        const proto = Doc.GetProto(anchor);
-        proto[ViewSpecPrefix + '_viewType'] = this.layoutDoc._viewType;
-        proto.docFilters = ObjectField.MakeCopy(this.layoutDoc.docFilters as ObjectField) || new List<string>([]);
+    getAnchor = (addAsAnnotation: boolean, pinProps?: PinProps) => {
+        // create an anchor that saves information about the current state of the freeform view (pan, zoom, view type)
+        const anchor = Docs.Create.CollectionAnchorDocument({ title: 'ViewSpec - ' + StrCast(this.layoutDoc._viewType), unrendered: true, presTransition: 500, annotationOn: this.rootDoc });
+        PresBox.pinDocView(anchor, { pinDocLayout: pinProps?.pinDocLayout, pinData: { ...(pinProps?.pinData ?? {}), pannable: true, viewType: true, filters: true } }, this.rootDoc);
+
         if (addAsAnnotation) {
             if (Cast(this.dataDoc[this.props.fieldKey + '-annotations'], listSpec(Doc), null) !== undefined) {
                 Cast(this.dataDoc[this.props.fieldKey + '-annotations'], listSpec(Doc), []).push(anchor);
@@ -1966,7 +2001,7 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
                         zoomScaling={this.zoomScaling}
                         presPaths={this.showPresPaths}
                         presPinView={BoolCast(this.Document.presPinView)}
-                        transition={this._panZoomTransition ? `transform ${this._panZoomTransition}ms` : Cast(this.layoutDoc._viewTransition, 'string', null)}
+                        transition={this._panZoomTransition ? `transform ${this._panZoomTransition}ms` : Cast(this.layoutDoc._viewTransition, 'string', Cast(this.props.DocumentView?.()?.rootDoc._viewTransition, 'string', null))}
                         viewDefDivClick={this.props.viewDefDivClick}>
                         {this.children}
                     </CollectionFreeFormViewPannableContents>
@@ -2033,7 +2068,7 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
                             : (this.props.pointerEvents?.() as any),
                     transform: `scale(${this.nativeDimScaling || 1})`,
                     width: `${100 / (this.nativeDimScaling || 1)}%`,
-                    height: this.isAnnotationOverlay && this.Document.scrollHeight ? NumCast(this.Document.scrollHeight) : `${100 / (this.nativeDimScaling || 1)}%`, // : this.isAnnotationOverlay ? (this.Document.scrollHeight ? this.Document.scrollHeight : "100%") : this.props.PanelHeight()
+                    height: this.props.getScrollHeight?.() ?? `${100 / (this.nativeDimScaling || 1)}%`,
                 }}>
                 {this._firstRender ? this.placeholder : this.marqueeView}
                 {this.props.noOverlay ? null : <CollectionFreeFormOverlayView elements={this.elementFunc} />}
@@ -2268,6 +2303,7 @@ export function CollectionBrowseClick(dv: DocumentView, clientX: number, clientY
     SelectionManager.DeselectAll();
     dv.props.focus(dv.props.Document, {
         willPanZoom: true,
+        zoomScale: 0.8,
         afterFocus: async didMove => {
             if (!didMove) {
                 const selfFfview = dv.ComponentView instanceof CollectionFreeFormView ? dv.ComponentView : undefined;