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Merge "Add option to trace animation fraction"

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TreeHugger Robot
2021-12-13 15:03:28 +00:00
committed by Android (Google) Code Review
parent a7cc168d0e 09e25c5cdc
commit 68b83a9f00
1 changed files with 7 additions and 0 deletions
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7
core/java/android/animation/ValueAnimator.java
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@@ -23,6 +23,7 @@ import android.annotation.TestApi;
import android.compat.annotation.UnsupportedAppUsage;
import android.os.Build;
import android.os.Looper;
import android.os.SystemProperties;
import android.os.Trace;
import android.util.AndroidRuntimeException;
import android.util.Log;
@@ -74,6 +75,8 @@ import java.util.HashMap;
public class ValueAnimator extends Animator implements AnimationHandler.AnimationFrameCallback {
private static final String TAG = "ValueAnimator";
private static final boolean DEBUG = false;
private static final boolean TRACE_ANIMATION_FRACTION = SystemProperties.getBoolean(
"persist.debug.animator.trace_fraction", false);
/**
* Internal constants
@@ -1554,6 +1557,10 @@ public class ValueAnimator extends Animator implements AnimationHandler.Animatio
@CallSuper
@UnsupportedAppUsage
void animateValue(float fraction) {
if (TRACE_ANIMATION_FRACTION) {
Trace.traceCounter(Trace.TRACE_TAG_VIEW, getNameForTrace() + hashCode(),
(int) (fraction * 1000));
}
fraction = mInterpolator.getInterpolation(fraction);
mCurrentFraction = fraction;
int numValues = mValues.length;