From ac1e8231b96042b3fdfef504dd03ba04c71c5fd0 Mon Sep 17 00:00:00 2001
From: John Hoford <hoford@google.com>
Date: Wed, 24 Apr 2013 13:15:47 -0700
Subject: Fix Curves

bug:8710572
Change-Id: I49a8ea124be59de6d246ae0f9fb16f04fe447af7
---
 .../filters/FilterCurvesRepresentation.java        | 33 ++++++++++++++++++++--
 1 file changed, 30 insertions(+), 3 deletions(-)

(limited to 'src/com')

diff --git a/src/com/android/gallery3d/filtershow/filters/FilterCurvesRepresentation.java b/src/com/android/gallery3d/filtershow/filters/FilterCurvesRepresentation.java
index 3511c67af..cbcae4b37 100644
--- a/src/com/android/gallery3d/filtershow/filters/FilterCurvesRepresentation.java
+++ b/src/com/android/gallery3d/filtershow/filters/FilterCurvesRepresentation.java
@@ -1,5 +1,7 @@
 package com.android.gallery3d.filtershow.filters;
 
+import android.util.Log;
+
 import com.android.gallery3d.R;
 import com.android.gallery3d.filtershow.ui.Spline;
 
@@ -7,6 +9,8 @@ import com.android.gallery3d.filtershow.ui.Spline;
  * TODO: Insert description here. (generated by hoford)
  */
 public class FilterCurvesRepresentation extends FilterRepresentation {
+    private static final String LOGTAG = "FilterCurvesRepresentation";
+
     private Spline[] mSplines = new Spline[4];
 
     public FilterCurvesRepresentation() {
@@ -20,10 +24,33 @@ public class FilterCurvesRepresentation extends FilterRepresentation {
         setShowParameterValue(false);
         setShowUtilityPanel(true);
         setSupportsPartialRendering(true);
-        for (int i = 0; i < mSplines.length; i++) {
-            mSplines[i] = new Spline();
-            mSplines[i].reset();
+        reset();
+    }
+
+    @Override
+    public FilterRepresentation clone() throws CloneNotSupportedException {
+        FilterCurvesRepresentation rep = new FilterCurvesRepresentation();
+        rep.useParametersFrom(this);
+        return rep;
+    }
+
+    @Override
+    public void useParametersFrom(FilterRepresentation a) {
+        if (!(a instanceof FilterCurvesRepresentation)) {
+            Log.v(LOGTAG, "cannot use parameters from " + a);
+            return;
+        }
+        FilterCurvesRepresentation representation = (FilterCurvesRepresentation) a;
+        Spline[] spline = new Spline[4];
+        for (int i = 0; i < spline.length; i++) {
+            Spline sp = representation.mSplines[i];
+            if (sp != null) {
+                spline[i] = new Spline(sp);
+            } else {
+                spline[i] = new Spline();
+            }
         }
+        mSplines = spline;
     }
 
     public boolean isNil() {
-- 
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