From 3a9f6df918ad45e55b0c6a540cb566aff4940288 Mon Sep 17 00:00:00 2001
From: bob <bcz@cs.brown.edu>
Date: Mon, 8 Apr 2019 12:49:39 -0400
Subject: added copyOnDrag stuff.

---
 src/client/northstar/dash-fields/HistogramField.ts    | 2 +-
 src/client/northstar/operations/HistogramOperation.ts | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

(limited to 'src/client/northstar')

diff --git a/src/client/northstar/dash-fields/HistogramField.ts b/src/client/northstar/dash-fields/HistogramField.ts
index 90be70b80..48731f52d 100644
--- a/src/client/northstar/dash-fields/HistogramField.ts
+++ b/src/client/northstar/dash-fields/HistogramField.ts
@@ -27,7 +27,7 @@ export class HistogramField extends BasicField<HistogramOperation> {
     }
 
     Copy(): Field {
-        return new HistogramField(this.Data);
+        return new HistogramField(this.Data.Copy());
     }
 
     ToScriptString(): string {
diff --git a/src/client/northstar/operations/HistogramOperation.ts b/src/client/northstar/operations/HistogramOperation.ts
index e63de1632..840520235 100644
--- a/src/client/northstar/operations/HistogramOperation.ts
+++ b/src/client/northstar/operations/HistogramOperation.ts
@@ -42,6 +42,10 @@ export class HistogramOperation extends BaseOperation implements IBaseFilterCons
         this.SchemaName = schemaName;
     }
 
+    Copy(): HistogramOperation {
+        return new HistogramOperation(this.SchemaName, this.X, this.Y, this.V, this.Normalization);
+    }
+
     Equals(other: Object): boolean {
         throw new Error("Method not implemented.");
     }
-- 
cgit v1.2.3-70-g09d2