From ac9492714eb9264b67d8033d8753fc6ed51b4e29 Mon Sep 17 00:00:00 2001
From: bob <bcz@cs.brown.edu>
Date: Wed, 29 Jan 2020 13:54:27 -0500
Subject: ui cleanup for pivot viewer/chrome.  error fixes.  fixed layout of
 flyouts

---
 src/client/views/nodes/CollectionFreeFormDocumentView.tsx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src/client/views/nodes/CollectionFreeFormDocumentView.tsx')

diff --git a/src/client/views/nodes/CollectionFreeFormDocumentView.tsx b/src/client/views/nodes/CollectionFreeFormDocumentView.tsx
index 3244b7d3e..2183129cf 100644
--- a/src/client/views/nodes/CollectionFreeFormDocumentView.tsx
+++ b/src/client/views/nodes/CollectionFreeFormDocumentView.tsx
@@ -60,8 +60,8 @@ export class CollectionFreeFormDocumentView extends DocComponent<CollectionFreeF
 
     componentWillUnmount() { this._disposer?.(); }
     componentDidMount() {
-        this._disposer = reaction(() => Array.from(Cast(this.props.Document?.animateToPos, listSpec("number"), null)),
-            target => this._animPos = !target ? undefined : target[2] ? [NumCast(this.layoutDoc.x), NumCast(this.layoutDoc.y)] :
+        this._disposer = reaction(() => Array.from(Cast(this.props.Document?.animateToPos, listSpec("number"), null) || []),
+            target => this._animPos = !target || !target?.length ? undefined : target[2] ? [NumCast(this.layoutDoc.x), NumCast(this.layoutDoc.y)] :
                 this.props.ScreenToLocalTransform().transformPoint(target[0], target[1]),
             { fireImmediately: true });
     }
-- 
cgit v1.2.3-70-g09d2

