Merge "Revert "Get animation update timing for AVD"" into mnc-dr1.5-dev

import android.animation.AnimatorListenerAdapter;

import android.animation.AnimatorSet;

import android.animation.Animator.AnimatorListener;

import android.animation.ValueAnimator;

import android.annotation.NonNull;

import android.annotation.Nullable;

import android.content.res.ColorStateList;

    /** Local, mutable animator set. */

    private final AnimatorSet mAnimatorSet = new AnimatorSet();

    // Setup a value animator to get animation update callbacks.

    private final ValueAnimator mUpdateAnim = ValueAnimator.ofFloat(0f, 1f);

    private final ValueAnimator.AnimatorUpdateListener mUpdateListener =

            new ValueAnimator.AnimatorUpdateListener() {

                @Override

                public void onAnimationUpdate(ValueAnimator animation) {

                    invalidateSelf();

                }

            };

    /**

     * The resources against which this drawable was created. Used to attempt

     * to inflate animators if applyTheme() doesn't get called.

        if (!mHasAnimatorSet) {

            mAnimatedVectorState.prepareLocalAnimators(mAnimatorSet, mRes);

            mHasAnimatorSet = true;

            // Setup an infinitely running ValueAnimator, start it when AnimatorSet starts and

            // end it when AnimatorSet ends, so we get the animation update timing for

            // invalidating the drawable. Ideally, we would set an update listener on AnimatorSet,

            // but since AnimatorSet doesn't support that yet, this is the alternative to achieve

            // the same goal.

            mUpdateAnim.setRepeatCount(ValueAnimator.INFINITE);

            mUpdateAnim.addUpdateListener(mUpdateListener);

            mAnimatorSet.addListener(new AnimatorListener() {

                @Override

                public void onAnimationStart(Animator animation) {

                    mUpdateAnim.start();

                }

                @Override

                public void onAnimationEnd(Animator animation) {

                    mUpdateAnim.end();

                }

                @Override

                public void onAnimationCancel(Animator animation) {

                }

                @Override

                public void onAnimationRepeat(Animator animation) {

                }

            });

            mRes = null;

        }

    }