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Commit a77a37c4 authored by Jorim Jaggi's avatar Jorim Jaggi Committed by Android (Google) Code Review
Browse files

Merge "Fix doze jank by removing a fullscreen layer of overdraw" into lmp-mr1-dev

parents d0d23c80 048af1f7

packages/SystemUI/src/com/android/systemui/statusbar/phone/DozeScrimController.java

0 → 100644
+260 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2014 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License

 */



package com.android.systemui.statusbar.phone;



import android.animation.Animator;

import android.animation.AnimatorListenerAdapter;

import android.animation.ValueAnimator;

import android.annotation.NonNull;

import android.content.Context;

import android.graphics.Color;

import android.os.Handler;

import android.util.Log;

import android.view.animation.Animation;

import android.view.animation.AnimationUtils;

import android.view.animation.Interpolator;



import com.android.systemui.doze.DozeHost;

import com.android.systemui.doze.DozeLog;



/**

 * Controller which handles all the doze animations of the scrims.

 */

public class DozeScrimController {

    private static final String TAG = "DozeScrimController";

    private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);



    private final DozeParameters mDozeParameters;

    private final Interpolator mPulseInInterpolator = PhoneStatusBar.ALPHA_OUT;

    private final Interpolator mPulseOutInterpolator = PhoneStatusBar.ALPHA_IN;

    private final Interpolator mDozeAnimationInterpolator;

    private final Handler mHandler = new Handler();

    private final ScrimController mScrimController;



    private boolean mDozing;

    private DozeHost.PulseCallback mPulseCallback;

    private Animator mInFrontAnimator;

    private Animator mBehindAnimator;

    private float mInFrontTarget;

    private float mBehindTarget;



    public DozeScrimController(ScrimController scrimController, Context context) {

        mScrimController = scrimController;

        mDozeParameters = new DozeParameters(context);

        mDozeAnimationInterpolator = AnimationUtils.loadInterpolator(context,

                android.R.interpolator.linear_out_slow_in);

    }



    public void setDozing(boolean dozing, boolean animate) {

        if (mDozing == dozing) return;

        mDozing = dozing;

        if (mDozing) {

            abortAnimations();

            mScrimController.setDozeBehindAlpha(1f);

            mScrimController.setDozeInFrontAlpha(1f);

        } else {

            cancelPulsing();

            if (animate) {

                startScrimAnimation(false /* inFront */, 0f /* target */,

                        NotificationPanelView.DOZE_ANIMATION_DURATION, mDozeAnimationInterpolator);

                startScrimAnimation(true /* inFront */, 0f /* target */,

                        NotificationPanelView.DOZE_ANIMATION_DURATION, mDozeAnimationInterpolator);

            } else {

                abortAnimations();

                mScrimController.setDozeBehindAlpha(0f);

                mScrimController.setDozeInFrontAlpha(0f);

            }

        }

    }



    /** When dozing, fade screen contents in and out using the front scrim. */

    public void pulse(@NonNull DozeHost.PulseCallback callback) {

        if (callback == null) {

            throw new IllegalArgumentException("callback must not be null");

        }



        if (!mDozing || mPulseCallback != null) {

            // Pulse suppressed.

            callback.onPulseFinished();

            return;

        }



        // Begin pulse.  Note that it's very important that the pulse finished callback

        // be invoked when we're done so that the caller can drop the pulse wakelock.

        mPulseCallback = callback;

        mHandler.post(mPulseIn);

    }



    public boolean isPulsing() {

        return mPulseCallback != null;

    }



    private void cancelPulsing() {

        if (DEBUG) Log.d(TAG, "Cancel pulsing");



        if (mPulseCallback != null) {

            mHandler.removeCallbacks(mPulseIn);

            mHandler.removeCallbacks(mPulseOut);

            pulseFinished();

        }

    }



    private void pulseStarted() {

        if (mPulseCallback != null) {

            mPulseCallback.onPulseStarted();

        }

    }



    private void pulseFinished() {

        if (mPulseCallback != null) {

            mPulseCallback.onPulseFinished();

            mPulseCallback = null;

        }

    }



    private void abortAnimations() {

        if (mInFrontAnimator != null) {

            mInFrontAnimator.cancel();

        }

        if (mBehindAnimator != null) {

            mBehindAnimator.cancel();

        }

    }



    private void startScrimAnimation(final boolean inFront, float target, long duration,

            Interpolator interpolator) {

        startScrimAnimation(inFront, target, duration, interpolator, 0 /* delay */,

                null /* endRunnable */);

    }



    private void startScrimAnimation(final boolean inFront, float target, long duration,

            Interpolator interpolator, long delay, final Runnable endRunnable) {

        Animator current = getCurrentAnimator(inFront);

        if (current != null) {

            float currentTarget = getCurrentTarget(inFront);

            if (currentTarget == target) {

                return;

            }

            current.cancel();

        }

        ValueAnimator anim = ValueAnimator.ofFloat(getDozeAlpha(inFront), target);

        anim.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {

            @Override

            public void onAnimationUpdate(ValueAnimator animation) {

                float value = (float) animation.getAnimatedValue();

                setDozeAlpha(inFront, value);

            }

        });

        anim.setInterpolator(interpolator);

        anim.setDuration(duration);

        anim.setStartDelay(delay);

        anim.addListener(new AnimatorListenerAdapter() {

            @Override

            public void onAnimationEnd(Animator animation) {

                setCurrentAnimator(inFront, null);

                if (endRunnable != null) {

                    endRunnable.run();

                }

            }

        });

        anim.start();

        setCurrentAnimator(inFront, anim);

        setCurrentTarget(inFront, target);

    }



    private float getCurrentTarget(boolean inFront) {

        return inFront ? mInFrontTarget : mBehindTarget;

    }



    private void setCurrentTarget(boolean inFront, float target) {

        if (inFront) {

            mInFrontTarget = target;

        } else {

            mBehindTarget = target;

        }

    }



    private Animator getCurrentAnimator(boolean inFront) {

        return inFront ? mInFrontAnimator : mBehindAnimator;

    }



    private void setCurrentAnimator(boolean inFront, Animator animator) {

        if (inFront) {

            mInFrontAnimator = animator;

        } else {

            mBehindAnimator = animator;

        }

    }



    private void setDozeAlpha(boolean inFront, float alpha) {

        if (inFront) {

            mScrimController.setDozeInFrontAlpha(alpha);

        } else {

            mScrimController.setDozeBehindAlpha(alpha);

        }

    }



    private float getDozeAlpha(boolean inFront) {

        return inFront

                ? mScrimController.getDozeInFrontAlpha()

                : mScrimController.getDozeBehindAlpha();

    }



    private final Runnable mPulseIn = new Runnable() {

        @Override

        public void run() {

            if (DEBUG) Log.d(TAG, "Pulse in, mDozing=" + mDozing);

            if (!mDozing) return;

            DozeLog.tracePulseStart();

            startScrimAnimation(true /* inFront */, 0f, mDozeParameters.getPulseInDuration(),

                    mPulseInInterpolator, mDozeParameters.getPulseInDelay(), mPulseInFinished);



            // Signal that the pulse is ready to turn the screen on and draw.

            pulseStarted();

        }

    };



    private final Runnable mPulseInFinished = new Runnable() {

        @Override

        public void run() {

            if (DEBUG) Log.d(TAG, "Pulse in finished, mDozing=" + mDozing);

            if (!mDozing) return;

            mHandler.postDelayed(mPulseOut, mDozeParameters.getPulseVisibleDuration());

        }

    };



    private final Runnable mPulseOut = new Runnable() {

        @Override

        public void run() {

            if (DEBUG) Log.d(TAG, "Pulse out, mDozing=" + mDozing);

            if (!mDozing) return;

            startScrimAnimation(true /* inFront */, 1f, mDozeParameters.getPulseOutDuration(),

                    mPulseOutInterpolator, 0 /* delay */, mPulseOutFinished);

        }

    };



    private final Runnable mPulseOutFinished = new Runnable() {

        @Override

        public void run() {

            if (DEBUG) Log.d(TAG, "Pulse out finished");

            DozeLog.tracePulseFinish();



            // Signal that the pulse is all finished so we can turn the screen off now.

            pulseFinished();

        }

    };

}

packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java

+0 −53
Original line number Diff line number Diff line
@@ -23,10 +23,7 @@ import android.animation.PropertyValuesHolder; 
import android.animation.ValueAnimator;

import android.content.Context;

import android.content.res.Configuration;

import android.graphics.Color;

import android.graphics.drawable.ColorDrawable;

import android.util.AttributeSet;

import android.util.LayoutDirection;

import android.util.MathUtils;

import android.view.MotionEvent;

import android.view.VelocityTracker;
@@ -63,8 +60,6 @@ public class NotificationPanelView extends PanelView implements 
    private static final float HEADER_RUBBERBAND_FACTOR = 2.05f;

    private static final float LOCK_ICON_ACTIVE_SCALE = 1.2f;



    private static final int DOZE_BACKGROUND_COLOR = 0xff000000;

    private static final int TAG_KEY_ANIM = R.id.scrim;

    public static final long DOZE_ANIMATION_DURATION = 700;



    private KeyguardAffordanceHelper mAfforanceHelper;
@@ -1824,11 +1819,9 @@ public class NotificationPanelView extends PanelView implements 
        if (dozing == mDozing) return;

        mDozing = dozing;

        if (mDozing) {

            setBackgroundColorAlpha(DOZE_BACKGROUND_COLOR, 0xff, false /*animate*/);

            mKeyguardStatusBar.setVisibility(View.INVISIBLE);

            mKeyguardBottomArea.setVisibility(View.INVISIBLE);

        } else {

            setBackgroundColorAlpha(DOZE_BACKGROUND_COLOR, 0, animate);

            mKeyguardBottomArea.setVisibility(View.VISIBLE);

            mKeyguardStatusBar.setVisibility(View.VISIBLE);

            if (animate) {
@@ -1843,52 +1836,6 @@ public class NotificationPanelView extends PanelView implements 
        return mDozing;

    }



    private void setBackgroundColorAlpha(int rgb, int targetAlpha,

            boolean animate) {

        int currentAlpha = getBackgroundAlpha(this);

        if (currentAlpha == targetAlpha) {

            return;

        }

        final int r = Color.red(rgb);

        final int g = Color.green(rgb);

        final int b = Color.blue(rgb);

        Object runningAnim = getTag(TAG_KEY_ANIM);

        if (runningAnim instanceof ValueAnimator) {

            ((ValueAnimator) runningAnim).cancel();

        }

        if (!animate) {

            setBackgroundColor(Color.argb(targetAlpha, r, g, b));

            return;

        }

        ValueAnimator anim = ValueAnimator.ofInt(currentAlpha, targetAlpha);

        anim.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {

            @Override

            public void onAnimationUpdate(ValueAnimator animation) {

                int value = (int) animation.getAnimatedValue();

                setBackgroundColor(Color.argb(value, r, g, b));

            }

        });

        anim.setInterpolator(mDozeAnimationInterpolator);

        anim.setDuration(DOZE_ANIMATION_DURATION);

        anim.addListener(new AnimatorListenerAdapter() {

            @Override

            public void onAnimationEnd(Animator animation) {

                setTag(TAG_KEY_ANIM, null);

            }

        });

        anim.start();

        setTag(TAG_KEY_ANIM, anim);

    }



    private static int getBackgroundAlpha(View view) {

        if (view.getBackground() instanceof ColorDrawable) {

            ColorDrawable drawable = (ColorDrawable) view.getBackground();

            return Color.alpha(drawable.getColor());

        } else {

            return 0;

        }

    }



    public void setShadeEmpty(boolean shadeEmpty) {

        mShadeEmpty = shadeEmpty;

        updateEmptyShadeView();

packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java

+7 −4
Original line number Diff line number Diff line
@@ -414,6 +414,7 @@ public class PhoneStatusBar extends BaseStatusBar implements DemoMode, 


    private ViewMediatorCallback mKeyguardViewMediatorCallback;

    private ScrimController mScrimController;

    private DozeScrimController mDozeScrimController;



    private final Runnable mAutohide = new Runnable() {

        @Override
@@ -741,6 +742,7 @@ public class PhoneStatusBar extends BaseStatusBar implements DemoMode, 
        mScrimController = new ScrimController(scrimBehind, scrimInFront, mScrimSrcModeEnabled);

        mScrimController.setBackDropView(mBackdrop);

        mStatusBarView.setScrimController(mScrimController);

        mDozeScrimController = new DozeScrimController(mScrimController, context);



        mHeader = (StatusBarHeaderView) mStatusBarWindow.findViewById(R.id.header);

        mHeader.setActivityStarter(this);
@@ -3677,13 +3679,14 @@ public class PhoneStatusBar extends BaseStatusBar implements DemoMode, 
        if (mState != StatusBarState.KEYGUARD && !mNotificationPanel.isDozing()) {

            return;

        }

        mNotificationPanel.setDozing(mDozing, mScrimController.isPulsing() /*animate*/);

        mNotificationPanel.setDozing(mDozing, mDozeScrimController.isPulsing() /*animate*/);

        if (mDozing) {

            mStackScroller.setDark(true, false /*animate*/);

        } else {

            mStackScroller.setDark(false, false /*animate*/);

        }

        mScrimController.setDozing(mDozing, mScrimController.isPulsing() /*animate*/);

        mScrimController.setDozing(mDozing);

        mDozeScrimController.setDozing(mDozing, mDozeScrimController.isPulsing() /* animate */);

    }



    public void updateStackScrollerState(boolean goingToFullShade) {
@@ -4060,7 +4063,7 @@ public class PhoneStatusBar extends BaseStatusBar implements DemoMode, 
    }



    public void wakeUpIfDozing(long time, boolean fromTouch) {

        if (mDozing && mScrimController.isPulsing()) {

        if (mDozing && mDozeScrimController.isPulsing()) {

            PowerManager pm = (PowerManager) mContext.getSystemService(Context.POWER_SERVICE);

            pm.wakeUp(time);

            if (fromTouch) {
@@ -4175,7 +4178,7 @@ public class PhoneStatusBar extends BaseStatusBar implements DemoMode, 
        }



        private void handlePulseWhileDozing(@NonNull PulseCallback callback) {

            mScrimController.pulse(callback);

            mDozeScrimController.pulse(callback);

        }



        private void handleStopDozing() {

packages/SystemUI/src/com/android/systemui/statusbar/phone/ScrimController.java

+48 −135
Original line number Diff line number Diff line
@@ -19,20 +19,15 @@ package com.android.systemui.statusbar.phone; 
import android.animation.Animator;

import android.animation.AnimatorListenerAdapter;

import android.animation.ValueAnimator;

import android.annotation.NonNull;

import android.content.Context;

import android.graphics.Color;

import android.util.Log;

import android.view.View;

import android.view.ViewTreeObserver;

import android.view.animation.AnimationUtils;

import android.view.animation.DecelerateInterpolator;

import android.view.animation.Interpolator;

import android.view.animation.PathInterpolator;



import com.android.systemui.R;

import com.android.systemui.doze.DozeHost;

import com.android.systemui.doze.DozeLog;

import com.android.systemui.statusbar.BackDropView;

import com.android.systemui.statusbar.ScrimView;
@@ -41,9 +36,6 @@ import com.android.systemui.statusbar.ScrimView; 
 * security method gets shown).

 */

public class ScrimController implements ViewTreeObserver.OnPreDrawListener {

    private static final String TAG = "ScrimController";

    private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);



    public static final long ANIMATION_DURATION = 220;



    private static final float SCRIM_BEHIND_ALPHA = 0.62f;
@@ -55,7 +47,6 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener { 
    private final ScrimView mScrimBehind;

    private final ScrimView mScrimInFront;

    private final UnlockMethodCache mUnlockMethodCache;

    private final DozeParameters mDozeParameters;



    private boolean mKeyguardShowing;

    private float mFraction;
@@ -70,15 +61,15 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener { 
    private long mAnimationDelay;

    private Runnable mOnAnimationFinished;

    private boolean mAnimationStarted;

    private boolean mDozing;

    private boolean mPulsingOut;

    private DozeHost.PulseCallback mPulseCallback;

    private final Interpolator mInterpolator = new DecelerateInterpolator();

    private final Interpolator mLinearOutSlowInInterpolator;

    private final Interpolator mPulseInInterpolator = PhoneStatusBar.ALPHA_OUT;

    private final Interpolator mPulseOutInterpolator = PhoneStatusBar.ALPHA_IN;

    private BackDropView mBackDropView;

    private boolean mScrimSrcEnabled;

    private boolean mDozing;

    private float mDozeInFrontAlpha;

    private float mDozeBehindAlpha;

    private float mCurrentInFrontAlpha;

    private float mCurrentBehindAlpha;



    public ScrimController(ScrimView scrimBehind, ScrimView scrimInFront, boolean scrimSrcEnabled) {

        mScrimBehind = scrimBehind;
@@ -87,7 +78,6 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener { 
        mUnlockMethodCache = UnlockMethodCache.getInstance(context);

        mLinearOutSlowInInterpolator = AnimationUtils.loadInterpolator(context,

                android.R.interpolator.linear_out_slow_in);

        mDozeParameters = new DozeParameters(context);

        mScrimSrcEnabled = scrimSrcEnabled;

    }
@@ -134,60 +124,27 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener { 
        scheduleUpdate();

    }



    public void setDozing(boolean dozing, boolean animate) {

        if (mDozing == dozing) return;

    public void setDozing(boolean dozing) {

        mDozing = dozing;

        if (!mDozing) {

            cancelPulsing();

            mAnimateChange = animate;

        }

        scheduleUpdate();

    }



    /** When dozing, fade screen contents in and out using the front scrim. */

    public void pulse(@NonNull DozeHost.PulseCallback callback) {

        if (callback == null) {

            throw new IllegalArgumentException("callback must not be null");

    public void setDozeInFrontAlpha(float alpha) {

        mDozeInFrontAlpha = alpha;

        updateScrimColor(mScrimInFront);

    }



        if (!mDozing || mPulseCallback != null) {

            // Pulse suppressed.

            callback.onPulseFinished();

            return;

    public void setDozeBehindAlpha(float alpha) {

        mDozeBehindAlpha = alpha;

        updateScrimColor(mScrimBehind);

    }



        // Begin pulse.  Note that it's very important that the pulse finished callback

        // be invoked when we're done so that the caller can drop the pulse wakelock.

        mPulseCallback = callback;

        mScrimInFront.post(mPulseIn);

    public float getDozeBehindAlpha() {

        return mDozeBehindAlpha;

    }



    public boolean isPulsing() {

        return mPulseCallback != null;

    }



    private void cancelPulsing() {

        if (DEBUG) Log.d(TAG, "Cancel pulsing");



        if (mPulseCallback != null) {

            mScrimInFront.removeCallbacks(mPulseIn);

            mScrimInFront.removeCallbacks(mPulseOut);

            pulseFinished();

        }

    }



    private void pulseStarted() {

        if (mPulseCallback != null) {

            mPulseCallback.onPulseStarted();

        }

    }



    private void pulseFinished() {

        mPulsingOut = false;

        if (mPulseCallback != null) {

            mPulseCallback.onPulseFinished();

            mPulseCallback = null;

        }

    public float getDozeInFrontAlpha() {

        return mDozeInFrontAlpha;

    }



    private void scheduleUpdate() {
@@ -223,12 +180,6 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener { 
        } else if (mBouncerShowing) {

            setScrimInFrontColor(SCRIM_IN_FRONT_ALPHA);

            setScrimBehindColor(0f);

        } else if (mDozing && isPulsing() && !mPulsingOut) {

            setScrimInFrontColor(0);

            setScrimBehindColor(SCRIM_BEHIND_ALPHA_KEYGUARD);

        } else if (mDozing) {

            setScrimInFrontColor(1);

            setScrimBehindColor(SCRIM_BEHIND_ALPHA_KEYGUARD);

        } else {

            float fraction = Math.max(0, Math.min(mFraction, 1));

            setScrimInFrontColor(0f);
@@ -272,26 +223,46 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener { 
            ((ValueAnimator) runningAnim).cancel();

            scrim.setTag(TAG_KEY_ANIM, null);

        }

        int color = Color.argb((int) (alpha * 255), 0, 0, 0);

        if (mAnimateChange) {

            startScrimAnimation(scrim, color);

            startScrimAnimation(scrim, alpha);

        } else {

            setCurrentScrimAlpha(scrim, alpha);

            updateScrimColor(scrim);

        }

    }



    private float getDozeAlpha(View scrim) {

        return scrim == mScrimBehind ? mDozeBehindAlpha : mDozeInFrontAlpha;

    }



    private float getCurrentScrimAlpha(View scrim) {

        return scrim == mScrimBehind ? mCurrentBehindAlpha : mCurrentInFrontAlpha;

    }



    private void setCurrentScrimAlpha(View scrim, float alpha) {

        if (scrim == mScrimBehind) {

            mCurrentBehindAlpha = alpha;

        } else {

            scrim.setScrimColor(color);

            mCurrentInFrontAlpha = alpha;

        }

    }



    private void startScrimAnimation(final ScrimView scrim, int targetColor) {

        int current = Color.alpha(scrim.getScrimColor());

        int target = Color.alpha(targetColor);

        if (current == target) {

            return;

    private void updateScrimColor(ScrimView scrim) {

        float alpha1 = getCurrentScrimAlpha(scrim);

        float alpha2 = getDozeAlpha(scrim);

        float alpha = 1 - (1 - alpha1) * (1 - alpha2);

        scrim.setScrimColor(Color.argb((int) (alpha * 255), 0, 0, 0));

    }

        ValueAnimator anim = ValueAnimator.ofInt(current, target);



    private void startScrimAnimation(final ScrimView scrim, float target) {

        float current = getCurrentScrimAlpha(scrim);

        ValueAnimator anim = ValueAnimator.ofFloat(current, target);

        anim.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {

            @Override

            public void onAnimationUpdate(ValueAnimator animation) {

                int value = (int) animation.getAnimatedValue();

                scrim.setScrimColor(Color.argb(value, 0, 0, 0));

                float alpha = (float) animation.getAnimatedValue();

                setCurrentScrimAlpha(scrim, alpha);

                updateScrimColor(scrim);

            }

        });

        anim.setInterpolator(getInterpolator());
@@ -313,15 +284,7 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener { 
    }



    private Interpolator getInterpolator() {

       if (mAnimateKeyguardFadingOut) {

           return mLinearOutSlowInInterpolator;

       } else if (isPulsing() && !mPulsingOut) {

           return mPulseInInterpolator;

       } else if (isPulsing()) {

           return mPulseOutInterpolator;

       } else {

           return mInterpolator;

       }

        return mAnimateKeyguardFadingOut ? mLinearOutSlowInInterpolator : mInterpolator;

    }



    @Override
@@ -342,56 +305,6 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener { 
        return true;

    }



    private final Runnable mPulseIn = new Runnable() {

        @Override

        public void run() {

            if (DEBUG) Log.d(TAG, "Pulse in, mDozing=" + mDozing);

            if (!mDozing) return;

            DozeLog.tracePulseStart();

            mDurationOverride = mDozeParameters.getPulseInDuration();

            mAnimationDelay = mDozeParameters.getPulseInDelay();

            mAnimateChange = true;

            mOnAnimationFinished = mPulseInFinished;

            scheduleUpdate();



            // Signal that the pulse is ready to turn the screen on and draw.

            pulseStarted();

        }

    };



    private final Runnable mPulseInFinished = new Runnable() {

        @Override

        public void run() {

            if (DEBUG) Log.d(TAG, "Pulse in finished, mDozing=" + mDozing);

            if (!mDozing) return;

            mScrimInFront.postDelayed(mPulseOut, mDozeParameters.getPulseVisibleDuration());

        }

    };



    private final Runnable mPulseOut = new Runnable() {

        @Override

        public void run() {

            if (DEBUG) Log.d(TAG, "Pulse out, mDozing=" + mDozing);

            if (!mDozing) return;

            mDurationOverride = mDozeParameters.getPulseOutDuration();

            mAnimateChange = true;

            mOnAnimationFinished = mPulseOutFinished;

            mPulsingOut = true;

            scheduleUpdate();

        }

    };



    private final Runnable mPulseOutFinished = new Runnable() {

        @Override

        public void run() {

            if (DEBUG) Log.d(TAG, "Pulse out finished");

            DozeLog.tracePulseFinish();



            // Signal that the pulse is all finished so we can turn the screen off now.

            pulseFinished();

        }

    };



    public void setBackDropView(BackDropView backDropView) {

        mBackDropView = backDropView;

        mBackDropView.setOnVisibilityChangedRunnable(new Runnable() {