1 files changed, 15 insertions, 10 deletions

diff --git a/src/client/views/collections/collectionFreeForm/CollectionFreeFormPannableContents.tsx b/src/client/views/collections/collectionFreeForm/CollectionFreeFormPannableContents.tsx
index 69cbae86f..65a2fe0aa 100644
--- a/src/client/views/collections/collectionFreeForm/CollectionFreeFormPannableContents.tsx
+++ b/src/client/views/collections/collectionFreeForm/CollectionFreeFormPannableContents.tsx
@@ -3,27 +3,32 @@ import { observer } from 'mobx-react';
 import * as React from 'react';
 import { Doc } from '../../../../fields/Doc';
 import { ScriptField } from '../../../../fields/ScriptField';
-import { PresBox } from '../../nodes/trails/PresBox';
-import { CollectionFreeFormView } from './CollectionFreeFormView';
+import { ObservableReactComponent } from '../../ObservableReactComponent';
 import './CollectionFreeFormView.scss';
+
 export interface CollectionFreeFormPannableContentsProps {
     Document: Doc;
     viewDefDivClick?: ScriptField;
     children?: React.ReactNode | undefined;
-    transition?: string;
+    transition: () => string;
     isAnnotationOverlay: boolean | undefined;
+    showPresPaths: () => boolean;
     transform: () => string;
     brushedView: () => { panX: number; panY: number; width: number; height: number } | undefined;
 }
 
 @observer
-export class CollectionFreeFormPannableContents extends React.Component<CollectionFreeFormPannableContentsProps> {
+export class CollectionFreeFormPannableContents extends ObservableReactComponent<CollectionFreeFormPannableContentsProps> {
+    static _overlayPlugin: ((fform: Doc) => React.JSX.Element) | null = null;
+    public static SetOverlayPlugin(plugin: ((fform: Doc) => React.JSX.Element) | null) {
+        CollectionFreeFormPannableContents._overlayPlugin = plugin;
+    }
     constructor(props: CollectionFreeFormPannableContentsProps) {
         super(props);
         makeObservable(this);
     }
     @computed get presPaths() {
-        return CollectionFreeFormView.ShowPresPaths ? PresBox.Instance.pathLines(this.props.Document) : null;
+        return this._props.showPresPaths() ? CollectionFreeFormPannableContents._overlayPlugin?.(this._props.Document) : null;
     }
     // rectangle highlight used when following trail/link to a region of a collection that isn't a document
     showViewport = (viewport: { panX: number; panY: number; width: number; height: number } | undefined) =>
@@ -42,7 +47,7 @@ export class CollectionFreeFormPannableContents extends React.Component<Collecti
     render() {
         return (
             <div
-                className={'collectionfreeformview' + (this.props.viewDefDivClick ? '-viewDef' : '-none')}
+                className={'collectionfreeformview' + (this._props.viewDefDivClick ? '-viewDef' : '-none')}
                 onScroll={e => {
                     const target = e.target as any;
                     if (getComputedStyle(target)?.overflow === 'visible') {
@@ -50,13 +55,13 @@ export class CollectionFreeFormPannableContents extends React.Component<Collecti
                     }
                 }}
                 style={{
-                    transform: this.props.transform(),
-                    transition: this.props.transition,
-                    width: this.props.isAnnotationOverlay ? undefined : 0, // if not an overlay, then this will be the size of the collection, but panning and zooming will move it outside the visible border of the collection and make it selectable.  This problem shows up after zooming/panning on a background collection -- you can drag the collection by clicking on apparently empty space outside the collection
+                    transform: this._props.transform(),
+                    transition: this._props.transition(),
+                    width: this._props.isAnnotationOverlay ? undefined : 0, // if not an overlay, then this will be the size of the collection, but panning and zooming will move it outside the visible border of the collection and make it selectable.  This problem shows up after zooming/panning on a background collection -- you can drag the collection by clicking on apparently empty space outside the collection
                 }}>
                 {this.props.children}
                 {this.presPaths}
-                {this.showViewport(this.props.brushedView())}
+                {this.showViewport(this._props.brushedView())}
             </div>
         );
     }