1 files changed, 7 insertions, 0 deletions
diff --git a/src/fields/Key.ts b/src/fields/Key.ts
index 5cd43f55e..8d92b89b6 100644
--- a/src/fields/Key.ts
+++ b/src/fields/Key.ts
@@ -27,6 +27,9 @@ export class Key extends Field {
         return this;
     }
 
+    ToScriptString(): string {
+        return name;
+    }
 
 }
 
@@ -39,11 +42,15 @@ export namespace KeyStore {
     export const PanX = new Key("PanX");
     export const PanY = new Key("PanY");
     export const Scale = new Key("Scale");
+    export const NativeWidth = new Key("NativeWidth");
+    export const NativeHeight = new Key("NativeHeight");
     export const Width = new Key("Width");
     export const Height = new Key("Height");
     export const ZIndex = new Key("ZIndex");
     export const Data = new Key("Data");
+    export const Annotations = new Key("Annotations");
     export const Layout = new Key("Layout");
+    export const BackgroundLayout = new Key("BackgroundLayout");
     export const LayoutKeys = new Key("LayoutKeys");
     export const LayoutFields = new Key("LayoutFields");
     export const ColumnsKey = new Key("SchemaColumns");