1 files changed, 28 insertions, 3 deletions
diff --git a/src/com/android/gallery3d/filtershow/ui/Spline.java b/src/com/android/gallery3d/filtershow/ui/Spline.java
index 67840dc23..dd9aac1be 100644
--- a/src/com/android/gallery3d/filtershow/ui/Spline.java
+++ b/src/com/android/gallery3d/filtershow/ui/Spline.java
@@ -1,3 +1,18 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package com.android.gallery3d.filtershow.ui;
 
@@ -68,6 +83,15 @@ public class Spline {
         mCurrentControlPoint = point;
     }
 
+    public void movePoint(int pick, float x, float y) {
+        if (pick < 0 || pick > mPoints.size() - 1) {
+            return;
+        }
+        ControlPoint point = mPoints.elementAt(pick);
+        point.x = x;
+        point.y = y;
+    }
+
     public boolean isOriginal() {
         if (this.getNbPoints() > 2) {
             return false;
@@ -324,13 +348,14 @@ public class Spline {
         return solution;
     }
 
-    public void addPoint(float x, float y) {
-        addPoint(new ControlPoint(x, y));
+    public int addPoint(float x, float y) {
+        return addPoint(new ControlPoint(x, y));
     }
 
-    public void addPoint(ControlPoint v) {
+    public int addPoint(ControlPoint v) {
         mPoints.add(v);
         Collections.sort(mPoints);
+        return mPoints.indexOf(v);
     }
 
     public void deletePoint(int n) {