1 files changed, 13 insertions, 10 deletions
diff --git a/src/client/views/nodes/CollectionFreeFormDocumentView.tsx b/src/client/views/nodes/CollectionFreeFormDocumentView.tsx
index 83638b240..c85b59488 100644
--- a/src/client/views/nodes/CollectionFreeFormDocumentView.tsx
+++ b/src/client/views/nodes/CollectionFreeFormDocumentView.tsx
@@ -10,9 +10,10 @@ import "./CollectionFreeFormDocumentView.scss";
 import { DocumentView, DocumentViewProps } from "./DocumentView";
 import React = require("react");
 import { PositionDocument } from "../../../new_fields/documentSchemas";
+import { TraceMobx } from "../../../new_fields/util";
 
 export interface CollectionFreeFormDocumentViewProps extends DocumentViewProps {
-    dataProvider?: (doc: Doc, dataDoc?: Doc) => { x: number, y: number, width: number, height: number, z: number, transition?: string } | undefined;
+    dataProvider?: (doc: Doc) => { x: number, y: number, width: number, height: number, z: number, transition?: string } | undefined;
     x?: number;
     y?: number;
     width?: number;
@@ -24,12 +25,16 @@ export interface CollectionFreeFormDocumentViewProps extends DocumentViewProps {
 @observer
 export class CollectionFreeFormDocumentView extends DocComponent<CollectionFreeFormDocumentViewProps, PositionDocument>(PositionDocument) {
     _disposer: IReactionDisposer | undefined = undefined;
+    get displayName() { return "CollectionFreeFormDocumentView(" + this.props.Document.title + ")"; } // this makes mobx trace() statements more descriptive
     get transform() { return `scale(${this.props.ContentScaling()}) translate(${this.X}px, ${this.Y}px) rotate(${random(-1, 1) * this.props.jitterRotation}deg)`; }
     get X() { return this._animPos !== undefined ? this._animPos[0] : this.renderScriptDim ? this.renderScriptDim.x : this.props.x !== undefined ? this.props.x : this.dataProvider ? this.dataProvider.x : (this.Document.x || 0); }
     get Y() { return this._animPos !== undefined ? this._animPos[1] : this.renderScriptDim ? this.renderScriptDim.y : this.props.y !== undefined ? this.props.y : this.dataProvider ? this.dataProvider.y : (this.Document.y || 0); }
     get width() { return this.renderScriptDim ? this.renderScriptDim.width : this.props.width !== undefined ? this.props.width : this.props.dataProvider && this.dataProvider ? this.dataProvider.width : this.layoutDoc[WidthSym](); }
-    get height() { return this.renderScriptDim ? this.renderScriptDim.height : this.props.height !== undefined ? this.props.height : this.props.dataProvider && this.dataProvider ? this.dataProvider.height : this.layoutDoc[HeightSym](); }
-    @computed get dataProvider() { return this.props.dataProvider && this.props.dataProvider(this.props.Document, this.props.DataDoc) ? this.props.dataProvider(this.props.Document, this.props.DataDoc) : undefined; }
+    get height() {
+        let hgt = this.renderScriptDim ? this.renderScriptDim.height : this.props.height !== undefined ? this.props.height : this.props.dataProvider && this.dataProvider ? this.dataProvider.height : this.layoutDoc[HeightSym]();
+        return (hgt === undefined && this.nativeWidth && this.nativeHeight) ? this.width * this.nativeHeight / this.nativeWidth : hgt;
+    }
+    @computed get dataProvider() { return this.props.dataProvider && this.props.dataProvider(this.props.Document) ? this.props.dataProvider(this.props.Document) : undefined; }
     @computed get nativeWidth() { return NumCast(this.layoutDoc.nativeWidth); }
     @computed get nativeHeight() { return NumCast(this.layoutDoc.nativeHeight); }
 
@@ -52,11 +57,9 @@ export class CollectionFreeFormDocumentView extends DocComponent<CollectionFreeF
         this._disposer && this._disposer();
     }
     componentDidMount() {
-        this._disposer = reaction(() => [this.props.Document.animateToPos, this.props.Document.isAnimating],
-            () => {
-                const target = this.props.Document.animateToPos ? Array.from(Cast(this.props.Document.animateToPos, listSpec("number"))!) : undefined;
-                this._animPos = !target ? undefined : target[2] ? [NumCast(this.layoutDoc.x), NumCast(this.layoutDoc.y)] : this.props.ScreenToLocalTransform().transformPoint(target[0], target[1]);
-            }, { fireImmediately: true });
+        this._disposer = reaction(() => this.props.Document.animateToPos ? Array.from(Cast(this.props.Document.animateToPos, listSpec("number"))!) : undefined,
+            target => this._animPos = !target ? undefined : target[2] ? [NumCast(this.layoutDoc.x), NumCast(this.layoutDoc.y)] : this.props.ScreenToLocalTransform().transformPoint(target[0], target[1]),
+            { fireImmediately: true });
     }
 
     contentScaling = () => this.nativeWidth > 0 && !this.props.Document.ignoreAspect ? this.width / this.nativeWidth : 1;
@@ -84,7 +87,7 @@ export class CollectionFreeFormDocumentView extends DocComponent<CollectionFreeF
     finalPanelHeight = () => this.dataProvider ? this.dataProvider.height : this.panelHeight();
 
     render() {
-        // trace();
+        TraceMobx();
         return <div className="collectionFreeFormDocumentView-container"
             style={{
                 boxShadow:
@@ -95,7 +98,7 @@ export class CollectionFreeFormDocumentView extends DocComponent<CollectionFreeF
                                     StrCast(this.layoutDoc.boxShadow, ""),
                 borderRadius: this.borderRounding(),
                 transform: this.transform,
-                transition: this.Document.isAnimating !== undefined ? ".5s ease-in" : this.props.transition ? this.props.transition : this.dataProvider ? this.dataProvider.transition : StrCast(this.layoutDoc.transition),
+                transition: this.Document.isAnimating ? ".5s ease-in" : this.props.transition ? this.props.transition : this.dataProvider ? this.dataProvider.transition : StrCast(this.layoutDoc.transition),
                 width: this.width,
                 height: this.height,
                 zIndex: this.Document.zIndex || 0,