Use optimized Keyframes for Path animations.

Bug 17005728

Change-Id: I2e109ed1a3e768e1e0286fc3950516f16509e591

1 files changed, 7 insertions, 2 deletions

diff --git a/core/java/android/animation/FloatKeyframeSet.java b/core/java/android/animation/FloatKeyframeSet.java
index 2d87e13..12e5862 100644
--- a/core/java/android/animation/FloatKeyframeSet.java
+++ b/core/java/android/animation/FloatKeyframeSet.java
@@ -30,7 +30,7 @@ import java.util.ArrayList;
  * TypeEvaluator set for the animation, so that values can be calculated without autoboxing to the
  * Object equivalents of these primitive types.</p>
  */
-class FloatKeyframeSet extends KeyframeSet {
+class FloatKeyframeSet extends KeyframeSet implements Keyframes.FloatKeyframes {
     private float firstValue;
     private float lastValue;
     private float deltaValue;
@@ -58,10 +58,11 @@ class FloatKeyframeSet extends KeyframeSet {
     }
 
     @Override
-    void invalidateCache() {
+    public void invalidateCache() {
         firstTime = true;
     }
 
+    @Override
     public float getFloatValue(float fraction) {
         if (mNumKeyframes == 2) {
             if (firstTime) {
@@ -135,5 +136,9 @@ class FloatKeyframeSet extends KeyframeSet {
         return ((Number)mKeyframes.get(mNumKeyframes - 1).getValue()).floatValue();
     }
 
+    @Override
+    public Class getType() {
+        return Float.class;
+    }
 }