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am 2de8dac8: Merge "Log warning when animator detects NaN value" into jb-mr2-dev

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* commit '2de8dac82dfa23f2382a6f6b1f9a2a995ef366eb':
  Log warning when animator detects NaN value
This commit is contained in:
Chet Haase
2013-03-15 22:52:23 +00:00
committed by Android Git Automerger
parent e7955865a1 2de8dac82d
commit 1c9f587582
1 changed files with 15 additions and 2 deletions
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17
core/java/android/animation/KeyframeSet.java
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@@ -21,6 +21,7 @@ import java.util.Arrays;
import android.animation.Keyframe.IntKeyframe;
import android.animation.Keyframe.FloatKeyframe;
import android.animation.Keyframe.ObjectKeyframe;
import android.util.Log;
/**
* This class holds a collection of Keyframe objects and is called by ValueAnimator to calculate
@@ -56,24 +57,36 @@ class KeyframeSet {
} else {
keyframes[0] = (IntKeyframe) Keyframe.ofInt(0f, values[0]);
for (int i = 1; i < numKeyframes; ++i) {
keyframes[i] = (IntKeyframe) Keyframe.ofInt((float) i / (numKeyframes - 1), values[i]);
keyframes[i] =
(IntKeyframe) Keyframe.ofInt((float) i / (numKeyframes - 1), values[i]);
}
}
return new IntKeyframeSet(keyframes);
}
public static KeyframeSet ofFloat(float... values) {
boolean badValue = false;
int numKeyframes = values.length;
FloatKeyframe keyframes[] = new FloatKeyframe[Math.max(numKeyframes,2)];
if (numKeyframes == 1) {
keyframes[0] = (FloatKeyframe) Keyframe.ofFloat(0f);
keyframes[1] = (FloatKeyframe) Keyframe.ofFloat(1f, values[0]);
if (Float.isNaN(values[0])) {
badValue = true;
}
} else {
keyframes[0] = (FloatKeyframe) Keyframe.ofFloat(0f, values[0]);
for (int i = 1; i < numKeyframes; ++i) {
keyframes[i] = (FloatKeyframe) Keyframe.ofFloat((float) i / (numKeyframes - 1), values[i]);
keyframes[i] =
(FloatKeyframe) Keyframe.ofFloat((float) i / (numKeyframes - 1), values[i]);
if (Float.isNaN(values[i])) {
badValue = true;
}
}
}
if (badValue) {
Log.w("Animator", "Bad value (NaN) in float animator");
}
return new FloatKeyframeSet(keyframes);
}