2 files changed, 3 insertions, 1 deletions
diff --git a/src/fields/Document.ts b/src/fields/Document.ts
index 0bba9c21e..6b1cccaf9 100644
--- a/src/fields/Document.ts
+++ b/src/fields/Document.ts
@@ -31,7 +31,8 @@ export class Document extends Field {
 
     GetFieldValue<T, U extends { Data: T }>(key: Key, ctor: { new(): U }, defaultVal: T): T {
         let val = this.GetField(key);
-        return (val && val instanceof ctor) ? val.Data : defaultVal;
+        let vval = (val && val instanceof ctor) ? val.Data : defaultVal;
+        return vval;
     }
 
     SetField(key: Key, field: Opt<Field>): void {
diff --git a/src/fields/Key.ts b/src/fields/Key.ts
index db30f545d..1f8ba0be5 100644
--- a/src/fields/Key.ts
+++ b/src/fields/Key.ts
@@ -36,6 +36,7 @@ export namespace KeyStore {
     export let Y = new Key("Y");
     export let PanX = new Key("PanX");
     export let PanY = new Key("PanY");
+    export let Scale = new Key("Scale");
     export let Width = new Key("Width");
     export let Height = new Key("Height");
     export let Data = new Key("Data");