From 21b1e20106ff49c02657c88f503ef46bc7e4fb07 Mon Sep 17 00:00:00 2001
From: Bob Zeleznik <zzzman@gmail.com>
Date: Tue, 16 Apr 2019 23:09:03 -0400
Subject: various bug fixes

---
 src/client/views/collections/CollectionDockingView.tsx | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'src/client/views/collections/CollectionDockingView.tsx')

diff --git a/src/client/views/collections/CollectionDockingView.tsx b/src/client/views/collections/CollectionDockingView.tsx
index 4ea21b2f5..b998362f4 100644
--- a/src/client/views/collections/CollectionDockingView.tsx
+++ b/src/client/views/collections/CollectionDockingView.tsx
@@ -327,7 +327,12 @@ export class DockedFrameRenderer extends React.Component<DockedFrameProps> {
 
     private _nativeWidth = () => this._document!.GetNumber(KeyStore.NativeWidth, this._panelWidth);
     private _nativeHeight = () => this._document!.GetNumber(KeyStore.NativeHeight, this._panelHeight);
-    private _contentScaling = () => this._panelWidth / (this._nativeWidth() ? this._nativeWidth() : this._panelWidth);
+    private _contentScaling = () => {
+        let wscale = this._panelWidth / (this._nativeWidth() ? this._nativeWidth() : this._panelWidth);
+        if (wscale * this._nativeHeight() > this._panelHeight)
+            return this._panelHeight / (this._nativeHeight() ? this._nativeHeight() : this._panelHeight);
+        return wscale;
+    }
 
     ScreenToLocalTransform = () => {
         let { scale, translateX, translateY } = Utils.GetScreenTransform(this._mainCont.current!);
-- 
cgit v1.2.3-70-g09d2


From 9c82d21123aaaa745a33e9dfe8775ef1db73c035 Mon Sep 17 00:00:00 2001
From: Bob Zeleznik <zzzman@gmail.com>
Date: Wed, 17 Apr 2019 01:27:35 -0400
Subject: small fixes to full screen and context menu on mac

---
 src/client/views/collections/CollectionDockingView.scss |  4 ++++
 src/client/views/collections/CollectionDockingView.tsx  | 14 +++++++++++---
 src/client/views/nodes/DocumentView.tsx                 |  3 ++-
 3 files changed, 17 insertions(+), 4 deletions(-)

(limited to 'src/client/views/collections/CollectionDockingView.tsx')

diff --git a/src/client/views/collections/CollectionDockingView.scss b/src/client/views/collections/CollectionDockingView.scss
index 5ed4567cf..50da2b11d 100644
--- a/src/client/views/collections/CollectionDockingView.scss
+++ b/src/client/views/collections/CollectionDockingView.scss
@@ -4,10 +4,14 @@
     height: 100%;
     text-align:center;
     .documentView-node-topmost {
+        text-align:left;
         transform-origin: center top;
         display: inline-block;
     }
 }
+.collectiondockingview-content-height {
+    height: 100%;
+}
 .lm_active .messageCounter{
     color:white;
     background: #999999;
diff --git a/src/client/views/collections/CollectionDockingView.tsx b/src/client/views/collections/CollectionDockingView.tsx
index b998362f4..2b886adb6 100644
--- a/src/client/views/collections/CollectionDockingView.tsx
+++ b/src/client/views/collections/CollectionDockingView.tsx
@@ -19,6 +19,7 @@ import { ServerUtils } from "../../../server/ServerUtil";
 import { DragManager, DragLinksAsDocuments } from "../../util/DragManager";
 import { TextField } from "../../../fields/TextField";
 import { ListField } from "../../../fields/ListField";
+import { thisExpression } from "babel-types";
 
 @observer
 export class CollectionDockingView extends React.Component<SubCollectionViewProps> {
@@ -335,16 +336,23 @@ export class DockedFrameRenderer extends React.Component<DockedFrameProps> {
     }
 
     ScreenToLocalTransform = () => {
-        let { scale, translateX, translateY } = Utils.GetScreenTransform(this._mainCont.current!);
-        return CollectionDockingView.Instance.props.ScreenToLocalTransform().translate(-translateX, -translateY).scale(scale / this._contentScaling());
+        let { scale, translateX, translateY } = Utils.GetScreenTransform(this._mainCont.current!.children[0].firstChild as HTMLElement);
+        let scaling = scale;
+        {
+            let { scale, translateX, translateY } = Utils.GetScreenTransform(this._mainCont.current!);
+            scaling = scale;
+        }
+        return CollectionDockingView.Instance.props.ScreenToLocalTransform().translate(-translateX, -translateY).scale(scaling / this._contentScaling());
     }
 
     render() {
         if (!this._document) {
             return (null);
         }
+        let wscale = this._panelWidth / (this._nativeWidth() ? this._nativeWidth() : this._panelWidth);
+        let name = (wscale * this._nativeHeight() > this._panelHeight) ? "" : "-height";
         var content =
-            <div className="collectionDockingView-content" ref={this._mainCont}>
+            <div className={`collectionDockingView-content${name}`} ref={this._mainCont}>
                 <DocumentView key={this._document.Id} Document={this._document}
                     addDocument={undefined}
                     removeDocument={undefined}
diff --git a/src/client/views/nodes/DocumentView.tsx b/src/client/views/nodes/DocumentView.tsx
index 1cbb24223..b99e449be 100644
--- a/src/client/views/nodes/DocumentView.tsx
+++ b/src/client/views/nodes/DocumentView.tsx
@@ -294,7 +294,8 @@ export class DocumentView extends React.Component<DocumentViewProps> {
         //ContextMenu.Instance.addItem({ description: "Docking", event: () => this.props.Document.SetNumber(KeyStore.ViewType, CollectionViewType.Docking) })
         ContextMenu.Instance.addItem({ description: "Delete", event: this.deleteClicked });
         ContextMenu.Instance.displayMenu(e.pageX - 15, e.pageY - 15);
-        SelectionManager.SelectDoc(this, e.ctrlKey);
+        if (!SelectionManager.IsSelected(this))
+            SelectionManager.SelectDoc(this, false);
     }
 
     @action
-- 
cgit v1.2.3-70-g09d2


From 1319573481868f2647259fce37cd15b35c3cafad Mon Sep 17 00:00:00 2001
From: bob <bcz@cs.brown.edu>
Date: Wed, 17 Apr 2019 12:07:55 -0400
Subject: fixed onactivechanged exception.  restored preview region

---
 src/client/util/SelectionManager.ts                           |  4 ++--
 src/client/views/Main.tsx                                     |  2 +-
 src/client/views/MainOverlayTextBox.tsx                       |  2 +-
 src/client/views/collections/CollectionBaseView.tsx           |  8 ++++----
 src/client/views/collections/CollectionDockingView.tsx        |  2 +-
 src/client/views/collections/CollectionSchemaView.tsx         | 11 +++++------
 .../collections/collectionFreeForm/CollectionFreeFormView.tsx |  2 +-
 src/client/views/nodes/DocumentView.tsx                       |  2 +-
 src/client/views/nodes/FieldView.tsx                          |  4 ++--
 src/client/views/nodes/KeyValuePair.tsx                       |  2 +-
 10 files changed, 19 insertions(+), 20 deletions(-)

(limited to 'src/client/views/collections/CollectionDockingView.tsx')

diff --git a/src/client/util/SelectionManager.ts b/src/client/util/SelectionManager.ts
index 320553952..b15a93d9f 100644
--- a/src/client/util/SelectionManager.ts
+++ b/src/client/util/SelectionManager.ts
@@ -18,13 +18,13 @@ export namespace SelectionManager {
 
             if (manager.SelectedDocuments.indexOf(doc) === -1) {
                 manager.SelectedDocuments.push(doc);
-                doc.props.onActiveChanged(true);
+                doc.props.whenActiveChanged(true);
             }
         }
 
         @action
         DeselectAll(): void {
-            manager.SelectedDocuments.map(dv => dv.props.onActiveChanged(false));
+            manager.SelectedDocuments.map(dv => dv.props.whenActiveChanged(false));
             manager.SelectedDocuments = [];
             MainOverlayTextBox.Instance.SetTextDoc();
         }
diff --git a/src/client/views/Main.tsx b/src/client/views/Main.tsx
index 0469211fa..84fdeab92 100644
--- a/src/client/views/Main.tsx
+++ b/src/client/views/Main.tsx
@@ -190,7 +190,7 @@ export class Main extends React.Component {
                             selectOnLoad={false}
                             focus={emptyDocFunction}
                             parentActive={returnTrue}
-                            onActiveChanged={emptyFunction}
+                            whenActiveChanged={emptyFunction}
                             ContainingCollectionView={undefined} />}
                 </div>
             }
diff --git a/src/client/views/MainOverlayTextBox.tsx b/src/client/views/MainOverlayTextBox.tsx
index 141b3ad74..8cb01117c 100644
--- a/src/client/views/MainOverlayTextBox.tsx
+++ b/src/client/views/MainOverlayTextBox.tsx
@@ -101,7 +101,7 @@ export class MainOverlayTextBox extends React.Component<MainOverlayTextBoxProps>
             return <div className="mainOverlayTextBox-textInput" style={{ pointerEvents: "none", transform: `translate(${x}px, ${y}px) scale(${1 / s[0]},${1 / s[0]})`, width: "auto", height: "auto" }} >
                 <div className="mainOverlayTextBox-textInput" onPointerDown={this.textBoxDown} ref={this._textProxyDiv} onScroll={this.textScroll} style={{ pointerEvents: "none", transform: `scale(${1}, ${1})`, width: `${w * s[0]}px`, height: `${h * s[0]}px` }}>
                     <FormattedTextBox fieldKey={this._textFieldKey} isOverlay={true} Document={this.TextDoc} isSelected={returnTrue} select={emptyFunction} isTopMost={true}
-                        selectOnLoad={true} ContainingCollectionView={undefined} onActiveChanged={emptyFunction} active={returnTrue} ScreenToLocalTransform={() => this._textXf} focus={emptyDocFunction} />
+                        selectOnLoad={true} ContainingCollectionView={undefined} whenActiveChanged={emptyFunction} active={returnTrue} ScreenToLocalTransform={() => this._textXf} focus={emptyDocFunction} />
                 </div>
             </ div>;
         }
diff --git a/src/client/views/collections/CollectionBaseView.tsx b/src/client/views/collections/CollectionBaseView.tsx
index 4fda38a26..a8b061b04 100644
--- a/src/client/views/collections/CollectionBaseView.tsx
+++ b/src/client/views/collections/CollectionBaseView.tsx
@@ -22,7 +22,7 @@ export interface CollectionRenderProps {
     removeDocument: (document: Document) => boolean;
     moveDocument: (document: Document, targetCollection: Document, addDocument: (document: Document) => boolean) => boolean;
     active: () => boolean;
-    onActiveChanged: (isActive: boolean) => void;
+    whenActiveChanged: (isActive: boolean) => void;
 }
 
 export interface CollectionViewProps extends FieldViewProps {
@@ -55,9 +55,9 @@ export class CollectionBaseView extends React.Component<CollectionViewProps> {
 
     //TODO should this be observable?
     private _isChildActive = false;
-    onActiveChanged = (isActive: boolean) => {
+    whenActiveChanged = (isActive: boolean) => {
         this._isChildActive = isActive;
-        this.props.onActiveChanged(isActive);
+        this.props.whenActiveChanged(isActive);
     }
 
     createsCycle(documentToAdd: Document, containerDocument: Document): boolean {
@@ -184,7 +184,7 @@ export class CollectionBaseView extends React.Component<CollectionViewProps> {
             removeDocument: this.removeDocument,
             moveDocument: this.moveDocument,
             active: this.active,
-            onActiveChanged: this.onActiveChanged,
+            whenActiveChanged: this.whenActiveChanged,
         };
         const viewtype = this.collectionViewType;
         return (
diff --git a/src/client/views/collections/CollectionDockingView.tsx b/src/client/views/collections/CollectionDockingView.tsx
index 2b886adb6..9ec0b3aeb 100644
--- a/src/client/views/collections/CollectionDockingView.tsx
+++ b/src/client/views/collections/CollectionDockingView.tsx
@@ -363,7 +363,7 @@ export class DockedFrameRenderer extends React.Component<DockedFrameProps> {
                     isTopMost={true}
                     selectOnLoad={false}
                     parentActive={returnTrue}
-                    onActiveChanged={emptyFunction}
+                    whenActiveChanged={emptyFunction}
                     focus={emptyDocFunction}
                     ContainingCollectionView={undefined} />
             </div>;
diff --git a/src/client/views/collections/CollectionSchemaView.tsx b/src/client/views/collections/CollectionSchemaView.tsx
index 1defdba7e..15b7617ae 100644
--- a/src/client/views/collections/CollectionSchemaView.tsx
+++ b/src/client/views/collections/CollectionSchemaView.tsx
@@ -24,7 +24,7 @@ import { EditableView } from "../EditableView";
 import { DocumentView } from "../nodes/DocumentView";
 import { FieldView, FieldViewProps } from "../nodes/FieldView";
 import "./CollectionSchemaView.scss";
-import { CollectionSubView } from "./CollectionSubView";
+import { CollectionSubView, SubCollectionViewProps } from "./CollectionSubView";
 
 
 // bcz: need to add drag and drop of rows and columns.  This seems like it might work for rows: https://codesandbox.io/s/l94mn1q657
@@ -70,7 +70,6 @@ export class CollectionSchemaView extends CollectionSubView {
 
     @computed get splitPercentage() { return this.props.Document.GetNumber(KeyStore.SchemaSplitPercentage, 0); }
 
-
     renderCell = (rowProps: CellInfo) => {
         let props: FieldViewProps = {
             Document: rowProps.value[0],
@@ -83,7 +82,7 @@ export class CollectionSchemaView extends CollectionSubView {
             ScreenToLocalTransform: Transform.Identity,
             focus: emptyDocFunction,
             active: returnFalse,
-            onActiveChanged: emptyFunction,
+            whenActiveChanged: emptyFunction,
         };
         let contents = (
             <FieldView {...props} />
@@ -285,7 +284,7 @@ export class CollectionSchemaView extends CollectionSubView {
         this._optionsActivated++;
     }
 
-    @observable previewScript: string = "this";
+    @observable previewScript: string = "";
     @action
     onPreviewScriptChange = (e: React.ChangeEvent<HTMLInputElement>) => {
         this.previewScript = e.currentTarget.value;
@@ -299,7 +298,7 @@ export class CollectionSchemaView extends CollectionSubView {
         const selected = children.length > this._selectedIndex ? children[this._selectedIndex] : undefined;
         //all the keys/columns that will be displayed in the schema
         const allKeys = this.findAllDocumentKeys;
-        let doc: any = selected ? selected.Get(new Key(this.previewScript)) : undefined;
+        let doc: any = selected ? (this.previewScript ? selected.Get(new Key(this.previewScript)) : selected) : undefined;
 
         // let doc = CompileScript(this.previewScript, { this: selected }, true)();
         let content = this._selectedIndex === -1 || !selected ? (null) : (
@@ -318,7 +317,7 @@ export class CollectionSchemaView extends CollectionSubView {
                                 ContainingCollectionView={this.props.CollectionView}
                                 focus={emptyDocFunction}
                                 parentActive={this.props.active}
-                                onActiveChanged={this.props.onActiveChanged} /> : null}
+                                whenActiveChanged={this.props.whenActiveChanged} /> : null}
                         <input value={this.previewScript} onChange={this.onPreviewScriptChange}
                             style={{ position: 'absolute', bottom: '0px' }} />
                     </div>
diff --git a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
index 97708ce19..80322c900 100644
--- a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
+++ b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
@@ -248,7 +248,7 @@ export class CollectionFreeFormView extends CollectionSubView {
             ContainingCollectionView: this.props.CollectionView,
             focus: this.focusDocument,
             parentActive: this.props.active,
-            onActiveChanged: this.props.active,
+            whenActiveChanged: this.props.active,
         };
     }
 
diff --git a/src/client/views/nodes/DocumentView.tsx b/src/client/views/nodes/DocumentView.tsx
index b99e449be..d74f9fc57 100644
--- a/src/client/views/nodes/DocumentView.tsx
+++ b/src/client/views/nodes/DocumentView.tsx
@@ -39,7 +39,7 @@ export interface DocumentViewProps {
     focus: (doc: Document) => void;
     selectOnLoad: boolean;
     parentActive: () => boolean;
-    onActiveChanged: (isActive: boolean) => void;
+    whenActiveChanged: (isActive: boolean) => void;
 }
 export interface JsxArgs extends DocumentViewProps {
     Keys: { [name: string]: Key };
diff --git a/src/client/views/nodes/FieldView.tsx b/src/client/views/nodes/FieldView.tsx
index ebd25f937..e9f6950ff 100644
--- a/src/client/views/nodes/FieldView.tsx
+++ b/src/client/views/nodes/FieldView.tsx
@@ -43,7 +43,7 @@ export interface FieldViewProps {
     moveDocument?: (document: Document, targetCollection: Document, addDocument: (document: Document) => boolean) => boolean;
     ScreenToLocalTransform: () => Transform;
     active: () => boolean;
-    onActiveChanged: (isActive: boolean) => void;
+    whenActiveChanged: (isActive: boolean) => void;
     focus: (doc: Document) => void;
 }
 
@@ -95,7 +95,7 @@ export class FieldView extends React.Component<FieldViewProps> {
                     layoutKey={KeyStore.Layout}
                     ContainingCollectionView={this.props.ContainingCollectionView}
                     parentActive={this.props.active}
-                    onActiveChanged={this.props.onActiveChanged} />
+                    whenActiveChanged={this.props.whenActiveChanged} />
             );
         }
         else if (field instanceof ListField) {
diff --git a/src/client/views/nodes/KeyValuePair.tsx b/src/client/views/nodes/KeyValuePair.tsx
index 5d69f23b2..d480eb5af 100644
--- a/src/client/views/nodes/KeyValuePair.tsx
+++ b/src/client/views/nodes/KeyValuePair.tsx
@@ -48,7 +48,7 @@ export class KeyValuePair extends React.Component<KeyValuePairProps> {
             isTopMost: false,
             selectOnLoad: false,
             active: returnFalse,
-            onActiveChanged: emptyFunction,
+            whenActiveChanged: emptyFunction,
             ScreenToLocalTransform: Transform.Identity,
             focus: emptyDocFunction,
         };
-- 
cgit v1.2.3-70-g09d2


From ba20c5a0fe5f74bfc59b0d6d46cb5731585515d2 Mon Sep 17 00:00:00 2001
From: Bob Zeleznik <zzzman@gmail.com>
Date: Wed, 17 Apr 2019 21:33:11 -0400
Subject: fixed docking view for documents with native widths

---
 src/client/views/collections/CollectionDockingView.scss |  5 -----
 src/client/views/collections/CollectionDockingView.tsx  | 13 ++++++-------
 2 files changed, 6 insertions(+), 12 deletions(-)

(limited to 'src/client/views/collections/CollectionDockingView.tsx')

diff --git a/src/client/views/collections/CollectionDockingView.scss b/src/client/views/collections/CollectionDockingView.scss
index 50da2b11d..b4d9efc47 100644
--- a/src/client/views/collections/CollectionDockingView.scss
+++ b/src/client/views/collections/CollectionDockingView.scss
@@ -3,11 +3,6 @@
 .collectiondockingview-content {
     height: 100%;
     text-align:center;
-    .documentView-node-topmost {
-        text-align:left;
-        transform-origin: center top;
-        display: inline-block;
-    }
 }
 .collectiondockingview-content-height {
     height: 100%;
diff --git a/src/client/views/collections/CollectionDockingView.tsx b/src/client/views/collections/CollectionDockingView.tsx
index 9ec0b3aeb..62321b7a8 100644
--- a/src/client/views/collections/CollectionDockingView.tsx
+++ b/src/client/views/collections/CollectionDockingView.tsx
@@ -337,13 +337,11 @@ export class DockedFrameRenderer extends React.Component<DockedFrameProps> {
 
     ScreenToLocalTransform = () => {
         let { scale, translateX, translateY } = Utils.GetScreenTransform(this._mainCont.current!.children[0].firstChild as HTMLElement);
-        let scaling = scale;
-        {
-            let { scale, translateX, translateY } = Utils.GetScreenTransform(this._mainCont.current!);
-            scaling = scale;
-        }
-        return CollectionDockingView.Instance.props.ScreenToLocalTransform().translate(-translateX, -translateY).scale(scaling / this._contentScaling());
+        scale = Utils.GetScreenTransform(this._mainCont.current!).scale;
+        return CollectionDockingView.Instance.props.ScreenToLocalTransform().translate(-translateX, -translateY).scale(scale / this._contentScaling());
     }
+    get previewPanelCenteringOffset() { return (this._panelWidth - this._nativeWidth() * this._contentScaling()) / 2; }
+
 
     render() {
         if (!this._document) {
@@ -352,7 +350,8 @@ export class DockedFrameRenderer extends React.Component<DockedFrameProps> {
         let wscale = this._panelWidth / (this._nativeWidth() ? this._nativeWidth() : this._panelWidth);
         let name = (wscale * this._nativeHeight() > this._panelHeight) ? "" : "-height";
         var content =
-            <div className={`collectionDockingView-content${name}`} ref={this._mainCont}>
+            <div className={`collectionDockingView-content${name}`} ref={this._mainCont}
+                style={{ transform: `translate(${this.previewPanelCenteringOffset}px, 0px)` }}>
                 <DocumentView key={this._document.Id} Document={this._document}
                     addDocument={undefined}
                     removeDocument={undefined}
-- 
cgit v1.2.3-70-g09d2


From 582e9f5ed1da107f0fb0ae3c0e15027f79d4187a Mon Sep 17 00:00:00 2001
From: Bob Zeleznik <zzzman@gmail.com>
Date: Wed, 17 Apr 2019 21:50:33 -0400
Subject: fixed docking view and freeform to not need <Measure>

---
 .../views/collections/CollectionDockingView.scss   |  4 --
 .../views/collections/CollectionDockingView.tsx    | 49 ++++++++++-----------
 .../collectionFreeForm/CollectionFreeFormView.scss |  9 +---
 .../collectionFreeForm/CollectionFreeFormView.tsx  | 50 +++++++++-------------
 4 files changed, 44 insertions(+), 68 deletions(-)

(limited to 'src/client/views/collections/CollectionDockingView.tsx')

diff --git a/src/client/views/collections/CollectionDockingView.scss b/src/client/views/collections/CollectionDockingView.scss
index b4d9efc47..0e7e0afa7 100644
--- a/src/client/views/collections/CollectionDockingView.scss
+++ b/src/client/views/collections/CollectionDockingView.scss
@@ -2,10 +2,6 @@
 
 .collectiondockingview-content {
     height: 100%;
-    text-align:center;
-}
-.collectiondockingview-content-height {
-    height: 100%;
 }
 .lm_active .messageCounter{
     color:white;
diff --git a/src/client/views/collections/CollectionDockingView.tsx b/src/client/views/collections/CollectionDockingView.tsx
index 62321b7a8..39e27b601 100644
--- a/src/client/views/collections/CollectionDockingView.tsx
+++ b/src/client/views/collections/CollectionDockingView.tsx
@@ -316,7 +316,7 @@ interface DockedFrameProps {
 @observer
 export class DockedFrameRenderer extends React.Component<DockedFrameProps> {
 
-    private _mainCont = React.createRef<HTMLDivElement>();
+    _mainCont = React.createRef<HTMLDivElement>();
     @observable private _panelWidth = 0;
     @observable private _panelHeight = 0;
     @observable private _document: Opt<Document>;
@@ -326,38 +326,32 @@ export class DockedFrameRenderer extends React.Component<DockedFrameProps> {
         Server.GetField(this.props.documentId, action((f: Opt<Field>) => this._document = f as Document));
     }
 
-    private _nativeWidth = () => this._document!.GetNumber(KeyStore.NativeWidth, this._panelWidth);
-    private _nativeHeight = () => this._document!.GetNumber(KeyStore.NativeHeight, this._panelHeight);
-    private _contentScaling = () => {
-        let wscale = this._panelWidth / (this._nativeWidth() ? this._nativeWidth() : this._panelWidth);
-        if (wscale * this._nativeHeight() > this._panelHeight)
-            return this._panelHeight / (this._nativeHeight() ? this._nativeHeight() : this._panelHeight);
+    nativeWidth = () => this._document!.GetNumber(KeyStore.NativeWidth, this._panelWidth);
+    nativeHeight = () => this._document!.GetNumber(KeyStore.NativeHeight, this._panelHeight);
+    contentScaling = () => {
+        let wscale = this._panelWidth / (this.nativeWidth() ? this.nativeWidth() : this._panelWidth);
+        if (wscale * this.nativeHeight() > this._panelHeight)
+            return this._panelHeight / (this.nativeHeight() ? this.nativeHeight() : this._panelHeight);
         return wscale;
     }
 
     ScreenToLocalTransform = () => {
         let { scale, translateX, translateY } = Utils.GetScreenTransform(this._mainCont.current!.children[0].firstChild as HTMLElement);
         scale = Utils.GetScreenTransform(this._mainCont.current!).scale;
-        return CollectionDockingView.Instance.props.ScreenToLocalTransform().translate(-translateX, -translateY).scale(scale / this._contentScaling());
+        return CollectionDockingView.Instance.props.ScreenToLocalTransform().translate(-translateX, -translateY).scale(scale / this.contentScaling());
     }
-    get previewPanelCenteringOffset() { return (this._panelWidth - this._nativeWidth() * this._contentScaling()) / 2; }
+    get previewPanelCenteringOffset() { return (this._panelWidth - this.nativeWidth() * this.contentScaling()) / 2; }
 
-
-    render() {
-        if (!this._document) {
-            return (null);
-        }
-        let wscale = this._panelWidth / (this._nativeWidth() ? this._nativeWidth() : this._panelWidth);
-        let name = (wscale * this._nativeHeight() > this._panelHeight) ? "" : "-height";
-        var content =
-            <div className={`collectionDockingView-content${name}`} ref={this._mainCont}
+    get content() {
+        return (
+            <div className="collectionDockingView-content" ref={this._mainCont}
                 style={{ transform: `translate(${this.previewPanelCenteringOffset}px, 0px)` }}>
-                <DocumentView key={this._document.Id} Document={this._document}
+                <DocumentView key={this._document!.Id} Document={this._document!}
                     addDocument={undefined}
                     removeDocument={undefined}
-                    ContentScaling={this._contentScaling}
-                    PanelWidth={this._nativeWidth}
-                    PanelHeight={this._nativeHeight}
+                    ContentScaling={this.contentScaling}
+                    PanelWidth={this.nativeWidth}
+                    PanelHeight={this.nativeHeight}
                     ScreenToLocalTransform={this.ScreenToLocalTransform}
                     isTopMost={true}
                     selectOnLoad={false}
@@ -365,10 +359,13 @@ export class DockedFrameRenderer extends React.Component<DockedFrameProps> {
                     whenActiveChanged={emptyFunction}
                     focus={emptyDocFunction}
                     ContainingCollectionView={undefined} />
-            </div>;
+            </div>);
+    }
 
-        return <Measure onResize={action((r: any) => { this._panelWidth = r.entry.width; this._panelHeight = r.entry.height; })}>
-            {({ measureRef }) => <div ref={measureRef}>  {content} </div>}
-        </Measure>;
+    render() {
+        return !this._document ? (null) :
+            <Measure onResize={action((r: any) => { this._panelWidth = r.entry.width; this._panelHeight = r.entry.height; })}>
+                {({ measureRef }) => <div ref={measureRef}>  {this.content} </div>}
+            </Measure>;
     }
 }
\ No newline at end of file
diff --git a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.scss b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.scss
index 392bd514f..57706b51e 100644
--- a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.scss
+++ b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.scss
@@ -1,11 +1,4 @@
 @import "../../globalCssVariables";
-.collectionfreeformview-measure {
-    position: inherit;
-    top: 0;
-    left: 0;
-    width: 100%;
-    height: 100%;
-  }
 .collectionfreeformview {
   position: inherit;
   top: 0;
@@ -52,7 +45,7 @@
   }
  
   opacity: 0.99;
-  border-width: 0;
+  border-width: 0; 
   border-color: transparent;
   border-style: solid; 
   border-radius: $border-radius;
diff --git a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
index 80322c900..d4385b12c 100644
--- a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
+++ b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
@@ -28,8 +28,8 @@ export class CollectionFreeFormView extends CollectionSubView {
     private _selectOnLoaded: string = ""; // id of document that should be selected once it's loaded (used for click-to-type)
     private _lastX: number = 0;
     private _lastY: number = 0;
-    @observable private _pwidth: number = 0;
-    @observable private _pheight: number = 0;
+    private get _pwidth() { return this.props.PanelWidth(); }
+    private get _pheight() { return this.props.PanelHeight(); }
 
     @computed get nativeWidth() { return this.props.Document.GetNumber(KeyStore.NativeWidth, 0); }
     @computed get nativeHeight() { return this.props.Document.GetNumber(KeyStore.NativeHeight, 0); }
@@ -268,11 +268,6 @@ export class CollectionFreeFormView extends CollectionSubView {
         return docviews;
     }
 
-    @action
-    onResize = (r: any) => {
-        this._pwidth = r.entry.width;
-        this._pheight = r.entry.height;
-    }
     @action
     onCursorMove = (e: React.PointerEvent) => {
         super.setCursorPosition(this.getTransform().transformPoint(e.clientX, e.clientY));
@@ -281,29 +276,24 @@ export class CollectionFreeFormView extends CollectionSubView {
     render() {
         const containerName = `collectionfreeformview${this.isAnnotationOverlay ? "-overlay" : "-container"}`;
         return (
-            <Measure onResize={this.onResize}>
-                {({ measureRef }) => (
-                    <div className="collectionfreeformview-measure" ref={measureRef}>
-                        <div className={containerName} ref={this.createDropTarget} onWheel={this.onPointerWheel}
-                            onPointerDown={this.onPointerDown} onPointerMove={this.onCursorMove} onDrop={this.onDrop.bind(this)} onDragOver={this.onDragOver} >
-                            <MarqueeView container={this} activeDocuments={this.getActiveDocuments} selectDocuments={this.selectDocuments}
-                                addDocument={this.addDocument} removeDocument={this.props.removeDocument} addLiveTextDocument={this.addLiveTextBox}
-                                getContainerTransform={this.getContainerTransform} getTransform={this.getTransform}>
-                                <CollectionFreeFormViewPannableContents centeringShiftX={this.centeringShiftX} centeringShiftY={this.centeringShiftY}
-                                    zoomScaling={this.zoomScaling} panX={this.panX} panY={this.panY}>
-                                    <CollectionFreeFormBackgroundView {...this.getDocumentViewProps(this.props.Document)} />
-                                    <CollectionFreeFormLinksView {...this.props} key="freeformLinks">
-                                        <InkingCanvas getScreenTransform={this.getTransform} Document={this.props.Document} >
-                                            {this.childViews}
-                                        </InkingCanvas>
-                                    </CollectionFreeFormLinksView>
-                                    <CollectionFreeFormRemoteCursors {...this.props} key="remoteCursors" />
-                                </CollectionFreeFormViewPannableContents>
-                                <CollectionFreeFormOverlayView {...this.getDocumentViewProps(this.props.Document)} />
-                            </MarqueeView>
-                        </div>
-                    </div>)}
-            </Measure>
+            <div className={containerName} ref={this.createDropTarget} onWheel={this.onPointerWheel}
+                onPointerDown={this.onPointerDown} onPointerMove={this.onCursorMove} onDrop={this.onDrop.bind(this)} onDragOver={this.onDragOver} >
+                <MarqueeView container={this} activeDocuments={this.getActiveDocuments} selectDocuments={this.selectDocuments}
+                    addDocument={this.addDocument} removeDocument={this.props.removeDocument} addLiveTextDocument={this.addLiveTextBox}
+                    getContainerTransform={this.getContainerTransform} getTransform={this.getTransform}>
+                    <CollectionFreeFormViewPannableContents centeringShiftX={this.centeringShiftX} centeringShiftY={this.centeringShiftY}
+                        zoomScaling={this.zoomScaling} panX={this.panX} panY={this.panY}>
+                        <CollectionFreeFormBackgroundView {...this.getDocumentViewProps(this.props.Document)} />
+                        <CollectionFreeFormLinksView {...this.props} key="freeformLinks">
+                            <InkingCanvas getScreenTransform={this.getTransform} Document={this.props.Document} >
+                                {this.childViews}
+                            </InkingCanvas>
+                        </CollectionFreeFormLinksView>
+                        <CollectionFreeFormRemoteCursors {...this.props} key="remoteCursors" />
+                    </CollectionFreeFormViewPannableContents>
+                    <CollectionFreeFormOverlayView {...this.getDocumentViewProps(this.props.Document)} />
+                </MarqueeView>
+            </div>
         );
     }
 }
-- 
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