Merge changes from topics "presubmit-am-7250e98934bc40cbaa91f4d3fe499617",... (1ee57fee) · Commits · e / os / android_frameworks_base

packages/SystemUI/res/layout/ongoing_privacy_chip.xml

+0 −2

Original line number	Diff line number	Diff line
		@@ -37,7 +37,5 @@
		android:layout_gravity="center"
		android:minWidth="@dimen/ongoing_appops_chip_min_width"
		android:maxWidth="@dimen/ongoing_appops_chip_max_width"
		android:clipChildren="false"
		android:clipToPadding="false"
		/>
		</com.android.systemui.privacy.OngoingPrivacyChip>
		No newline at end of file

packages/SystemUI/res/values/dimens.xml

+3 −0

Original line number	Diff line number	Diff line
		@@ -941,6 +941,9 @@
		<!-- Three privacy items. This value must not be exceeded -->
		<dimen name="ongoing_appops_chip_max_width">76dp</dimen>
		<dimen name="ongoing_appops_dot_diameter">6dp</dimen>
		<dimen name="ongoing_appops_chip_min_animation_width">10dp</dimen>
		<dimen name="ongoing_appops_chip_animation_in_status_bar_translation_x">15dp</dimen>
		<dimen name="ongoing_appops_chip_animation_out_status_bar_translation_x">7dp</dimen>
		<!-- Total minimum padding to enforce to ensure that the dot can always show -->
		<dimen name="ongoing_appops_dot_min_padding">20dp</dimen>

packages/SystemUI/src/com/android/systemui/statusbar/events/SystemEventChipAnimationController.kt

+192 −84

Original line number	Diff line number	Diff line
		@@ -16,9 +16,12 @@

		package com.android.systemui.statusbar.events

		import android.animation.Animator
		import android.animation.AnimatorListenerAdapter
		import android.animation.AnimatorSet
		import android.animation.ValueAnimator
		import android.content.Context
		import android.graphics.Point
		import android.graphics.Rect
		import android.view.Gravity
		import android.view.LayoutInflater
		import android.view.View
		@@ -30,6 +33,7 @@ import com.android.systemui.R
		import com.android.systemui.statusbar.phone.StatusBarContentInsetsProvider
		import com.android.systemui.statusbar.window.StatusBarWindowController
		import javax.inject.Inject
		import kotlin.math.roundToInt

		/**
		* Controls the view for system event animations.
		@@ -38,7 +42,7 @@ class SystemEventChipAnimationController @Inject constructor(
		private val context: Context,
		private val statusBarWindowController: StatusBarWindowController,
		private val contentInsetsProvider: StatusBarContentInsetsProvider
		) : SystemStatusChipAnimationCallback {
		) : SystemStatusAnimationCallback {

		private lateinit var animationWindowView: FrameLayout

		@@ -49,22 +53,24 @@ class SystemEventChipAnimationController @Inject constructor(
		private var chipRight = 0
		private var chipLeft = 0
		private var chipWidth = 0
		private var dotCenter = Point(0, 0)
		private var chipMinWidth = context.resources.getDimensionPixelSize(
		R.dimen.ongoing_appops_chip_min_animation_width)
		private var dotSize = context.resources.getDimensionPixelSize(
		R.dimen.ongoing_appops_dot_diameter)
		// If the chip animates away to a persistent dot, then we modify the CHIP_OUT animation
		private var isAnimatingToDot = false
		// Use during animation so that multiple animators can update the drawing rect
		private var animRect = Rect()

		// TODO: move to dagger
		private var initialized = false

		override fun onChipAnimationStart(
		viewCreator: ViewCreator,
		@SystemAnimationState state: Int
		) {
		if (!initialized) init()

		if (state == ANIMATING_IN) {
		/**
		* Give the chip controller a chance to inflate and configure the chip view before we start
		* animating
		*/
		fun prepareChipAnimation(viewCreator: ViewCreator) {
		if (!initialized) {
		init()
		}
		animationDirection = if (animationWindowView.isLayoutRtl) RIGHT else LEFT

		// Initialize the animated view
		@@ -97,43 +103,120 @@ class SystemEventChipAnimationController @Inject constructor(
		chipRight = contentRect.left + chipWidth
		}
		}
		}

		currentAnimatedView?.apply {
		updateAnimatedViewBoundsForAmount(0.1f, this)
		override fun onSystemEventAnimationBegin(): Animator {
		initializeAnimRect()

		val alphaIn = ValueAnimator.ofFloat(0f, 1f).apply {
		startDelay = 117
		duration = 83
		interpolator = null
		addUpdateListener { currentAnimatedView?.view?.alpha = animatedValue as Float }
		}
		val moveIn = ValueAnimator.ofInt(chipMinWidth, chipWidth).apply {
		startDelay = 117
		duration = 383
		interpolator = STATUS_BAR_X_MOVE_IN
		addUpdateListener {
		updateAnimatedViewBoundsWidth(animatedValue as Int)
		}
		}
		val animSet = AnimatorSet()
		animSet.playTogether(alphaIn, moveIn)
		return animSet
		}

		override fun onSystemEventAnimationFinish(hasPersistentDot: Boolean): Animator {
		initializeAnimRect()
		val finish = if (hasPersistentDot) {
		createMoveOutAnimationForDot()
		} else {
		// We are animating away
		currentAnimatedView!!.view.apply {
		alpha = 1f
		createMoveOutAnimationDefault()
		}

		finish.addListener(object : AnimatorListenerAdapter() {
		override fun onAnimationEnd(animation: Animator?) {
		animationWindowView.removeView(currentAnimatedView!!.view)
		}
		})

		return finish
		}

		private fun createMoveOutAnimationForDot(): Animator {
		val width1 = ValueAnimator.ofInt(chipWidth, chipMinWidth).apply {
		duration = 150
		interpolator = STATUS_CHIP_WIDTH_TO_DOT_KEYFRAME_1
		addUpdateListener {
		updateAnimatedViewBoundsWidth(it.animatedValue as Int)
		}
		}

		override fun onChipAnimationEnd(@SystemAnimationState state: Int) {
		if (state == ANIMATING_IN) {
		// Finished animating in
		currentAnimatedView?.apply {
		updateAnimatedViewBoundsForAmount(1f, this)
		val width2 = ValueAnimator.ofInt(chipMinWidth, dotSize).apply {
		startDelay = 150
		duration = 333
		interpolator = STATUS_CHIP_WIDTH_TO_DOT_KEYFRAME_2
		addUpdateListener {
		updateAnimatedViewBoundsWidth(it.animatedValue as Int)
		}
		}

		val keyFrame1Height = dotSize * 2
		val v = currentAnimatedView!!.view
		val chipVerticalCenter = v.top + v.measuredHeight / 2
		val height1 = ValueAnimator.ofInt(
		currentAnimatedView!!.view.measuredHeight, keyFrame1Height).apply {
		startDelay = 133
		duration = 100
		interpolator = STATUS_CHIP_HEIGHT_TO_DOT_KEYFRAME_1
		addUpdateListener {
		updateAnimatedViewBoundsHeight(it.animatedValue as Int, chipVerticalCenter)
		}
		}

		val height2 = ValueAnimator.ofInt(keyFrame1Height, dotSize).apply {
		startDelay = 233
		duration = 250
		interpolator = STATUS_CHIP_HEIGHT_TO_DOT_KEYFRAME_2
		addUpdateListener {
		updateAnimatedViewBoundsHeight(it.animatedValue as Int, chipVerticalCenter)
		}
		}

		// Move the chip view to overlap exactly with the privacy dot. The chip displays by default
		// exactly adjacent to the dot, so we can just move over by the diameter of the dot itself
		val moveOut = ValueAnimator.ofInt(0, dotSize).apply {
		startDelay = 50
		duration = 183
		interpolator = STATUS_CHIP_MOVE_TO_DOT
		addUpdateListener {
		// If RTL, we can just invert the move
		val amt = if (animationDirection == LEFT) {
		animatedValue as Int
		} else {
		// Finished animating away
		currentAnimatedView!!.view.apply {
		visibility = View.INVISIBLE
		-(animatedValue as Int)
		}
		updateAnimatedBoundsX(amt)
		}
		animationWindowView.removeView(currentAnimatedView!!.view)
		}

		val animSet = AnimatorSet()
		animSet.playTogether(width1, width2, height1, height2, moveOut)
		return animSet
		}

		override fun onChipAnimationUpdate(
		animator: ValueAnimator,
		@SystemAnimationState state: Int
		) {
		private fun createMoveOutAnimationDefault(): Animator {
		val moveOut = ValueAnimator.ofInt(chipWidth, chipMinWidth).apply {
		duration = 383
		addUpdateListener {
		currentAnimatedView?.apply {
		val amt = (animator.animatedValue as Float).amt()
		view.alpha = (animator.animatedValue as Float)
		updateAnimatedViewBoundsForAmount(amt, this)
		updateAnimatedViewBoundsWidth(it.animatedValue as Int)
		}
		}
		}
		return moveOut
		}

		private fun init() {
		initialized = true
		@@ -144,7 +227,6 @@ class SystemEventChipAnimationController @Inject constructor(
		statusBarWindowController.addViewToWindow(animationWindowView, lp)
		animationWindowView.clipToPadding = false
		animationWindowView.clipChildren = false
		animationWindowView.measureAllChildren = true
		}

		private fun layoutParamsDefault(marginEnd: Int): FrameLayout.LayoutParams =
		@@ -153,29 +235,55 @@ class SystemEventChipAnimationController @Inject constructor(
		it.marginEnd = marginEnd
		}

		private fun updateAnimatedViewBoundsForAmount(amt: Float, chip: BackgroundAnimatableView) {
		private fun initializeAnimRect() = animRect.set(
		chipLeft,
		currentAnimatedView!!.view.top,
		chipRight,
		currentAnimatedView!!.view.bottom)

		/**
		* To be called during an animation, sets the width and updates the current animated chip view
		*/
		private fun updateAnimatedViewBoundsWidth(width: Int) {
		when (animationDirection) {
		LEFT -> {
		chip.setBoundsForAnimation(
		(chipRight - (chipWidth * amt)).toInt(),
		chip.view.top,
		chipRight,
		chip.view.bottom)
		animRect.set((chipRight - width), animRect.top, chipRight, animRect.bottom)
		} else /* RIGHT */ -> {
		animRect.set(chipLeft, animRect.top, (chipLeft + width), animRect.bottom)
		}
		else /* RIGHT */ -> {
		chip.setBoundsForAnimation(
		chipLeft,
		chip.view.top,
		(chipLeft + (chipWidth * amt)).toInt(),
		chip.view.bottom)
		}

		updateCurrentAnimatedView()
		}

		/**
		* To be called during an animation, updates the animation rect and sends the update to the chip
		*/
		private fun updateAnimatedViewBoundsHeight(height: Int, verticalCenter: Int) {
		animRect.set(
		animRect.left,
		verticalCenter - (height.toFloat() / 2).roundToInt(),
		animRect.right,
		verticalCenter + (height.toFloat() / 2).roundToInt())

		updateCurrentAnimatedView()
		}

		/**
		* To be called during an animation, updates the animation rect offset and updates the chip
		*/
		private fun updateAnimatedBoundsX(translation: Int) {
		currentAnimatedView?.view?.translationX = translation.toFloat()
		}

		private fun start() = if (animationWindowView.isLayoutRtl) right() else left()
		private fun right() = contentInsetsProvider.getStatusBarContentAreaForCurrentRotation().right
		private fun left() = contentInsetsProvider.getStatusBarContentAreaForCurrentRotation().left
		private fun Float.amt() = 0.01f.coerceAtLeast(this)
		/**
		* To be called during an animation. Sets the chip rect to animRect
		*/
		private fun updateCurrentAnimatedView() {
		currentAnimatedView?.setBoundsForAnimation(
		animRect.left, animRect.top, animRect.right, animRect.bottom
		)
		}
		}

		/**

packages/SystemUI/src/com/android/systemui/statusbar/events/SystemStatusAnimationScheduler.kt

+123 −138

Original line number	Diff line number	Diff line
		@@ -19,14 +19,12 @@ package com.android.systemui.statusbar.events
		import android.animation.Animator
		import android.animation.AnimatorListenerAdapter
		import android.animation.AnimatorSet
		import android.animation.ValueAnimator
		import android.annotation.IntDef
		import android.os.Process
		import android.provider.DeviceConfig
		import android.util.Log
		import android.view.animation.PathInterpolator
		import com.android.systemui.Dumpable
		import com.android.systemui.animation.Interpolators.STANDARD_ACCELERATE
		import com.android.systemui.animation.Interpolators.STANDARD_DECELERATE

		import com.android.systemui.dagger.SysUISingleton
		import com.android.systemui.dagger.qualifiers.Main
		@@ -38,6 +36,7 @@ import com.android.systemui.util.concurrency.DelayableExecutor
		import com.android.systemui.util.time.SystemClock
		import java.io.FileDescriptor
		import java.io.PrintWriter
		import java.lang.IllegalStateException

		import javax.inject.Inject

		@@ -116,8 +115,11 @@ class SystemStatusAnimationScheduler @Inject constructor(
		scheduledEvent?.updateFromEvent(event)
		if (event.forceVisible) {
		hasPersistentDot = true
		// If we missed the chance to show the persistent dot, do it now
		if (animationState == IDLE) {
		notifyTransitionToPersistentDot()
		}
		}
		} else {
		if (DEBUG) {
		Log.d(TAG, "ignoring event $event")
		@@ -162,68 +164,90 @@ class SystemStatusAnimationScheduler @Inject constructor(
		return
		}

		// Schedule the animation to start after a debounce period
		cancelExecutionRunnable = executor.executeDelayed({
		cancelExecutionRunnable = null
		animationState = ANIMATING_IN
		statusBarWindowController.setForceStatusBarVisible(true)

		val entranceAnimator = ValueAnimator.ofFloat(1f, 0f)
		entranceAnimator.duration = ENTRANCE_ANIM_LENGTH
		entranceAnimator.addListener(systemAnimatorAdapter)
		entranceAnimator.addUpdateListener(systemUpdateListener)
		entranceAnimator.interpolator = STANDARD_ACCELERATE
		chipAnimationController.prepareChipAnimation(scheduledEvent!!.viewCreator)
		animationState = ANIMATION_QUEUED
		executor.executeDelayed({
		runChipAnimation()
		}, DEBOUNCE_DELAY)
		}

		val chipAnimator = ValueAnimator.ofFloat(0f, 1f)
		chipAnimator.duration = CHIP_ANIM_LENGTH
		chipAnimator.addListener(
		ChipAnimatorAdapter(RUNNING_CHIP_ANIM, scheduledEvent!!.viewCreator))
		chipAnimator.addUpdateListener(chipUpdateListener)
		chipAnimator.interpolator = STANDARD_DECELERATE
		/**
		* 1. Define a total budget for the chip animation (1500ms)
		* 2. Send out callbacks to listeners so that they can generate animations locally
		* 3. Update the scheduler state so that clients know where we are
		* 4. Maybe: provide scaffolding such as: dot location, margins, etc
		* 5. Maybe: define a maximum animation length and enforce it. Probably only doable if we
		* collect all of the animators and run them together.
		*/
		private fun runChipAnimation() {
		statusBarWindowController.setForceStatusBarVisible(true)
		animationState = ANIMATING_IN

		val aSet2 = AnimatorSet()
		aSet2.playSequentially(entranceAnimator, chipAnimator)
		aSet2.start()
		val animSet = collectStartAnimations()
		if (animSet.totalDuration > 500) {
		throw IllegalStateException("System animation total length exceeds budget. " +
		"Expected: 500, actual: ${animSet.totalDuration}")
		}
		animSet.addListener(object : AnimatorListenerAdapter() {
		override fun onAnimationEnd(animation: Animator?) {
		animationState = RUNNING_CHIP_ANIM
		}
		})
		animSet.start()

		executor.executeDelayed({
		val animSet2 = collectFinishAnimations()
		animationState = ANIMATING_OUT

		val systemAnimator = ValueAnimator.ofFloat(0f, 1f)
		systemAnimator.duration = ENTRANCE_ANIM_LENGTH
		systemAnimator.addListener(systemAnimatorAdapter)
		systemAnimator.addUpdateListener(systemUpdateListener)
		systemAnimator.interpolator = STANDARD_DECELERATE
		systemAnimator.addListener(object : AnimatorListenerAdapter() {
		animSet2.addListener(object : AnimatorListenerAdapter() {
		override fun onAnimationEnd(animation: Animator?) {
		animationState = if (hasPersistentDot) {
		SHOWING_PERSISTENT_DOT
		} else {
		IDLE
		}

		statusBarWindowController.setForceStatusBarVisible(false)
		}
		})
		animSet2.start()
		scheduledEvent = null
		}, DISPLAY_LENGTH)
		}

		val chipAnimator = ValueAnimator.ofFloat(1f, 0f)
		chipAnimator.duration = CHIP_ANIM_LENGTH
		val endState = if (hasPersistentDot) {
		SHOWING_PERSISTENT_DOT
		} else {
		IDLE
		private fun collectStartAnimations(): AnimatorSet {
		val animators = mutableListOf<Animator>()
		listeners.forEach { listener ->
		listener.onSystemEventAnimationBegin()?.let { anim ->
		animators.add(anim)
		}
		}
		animators.add(chipAnimationController.onSystemEventAnimationBegin())
		val animSet = AnimatorSet().also {
		it.playTogether(animators)
		}
		chipAnimator.addListener(
		ChipAnimatorAdapter(endState, scheduledEvent!!.viewCreator))
		chipAnimator.addUpdateListener(chipUpdateListener)
		chipAnimator.interpolator = STANDARD_ACCELERATE

		val aSet2 = AnimatorSet()
		return animSet
		}

		aSet2.play(chipAnimator).before(systemAnimator)
		private fun collectFinishAnimations(): AnimatorSet {
		val animators = mutableListOf<Animator>()
		listeners.forEach { listener ->
		listener.onSystemEventAnimationFinish(hasPersistentDot)?.let { anim ->
		animators.add(anim)
		}
		}
		animators.add(chipAnimationController.onSystemEventAnimationFinish(hasPersistentDot))
		if (hasPersistentDot) {
		val dotAnim = notifyTransitionToPersistentDot()
		if (dotAnim != null) aSet2.playTogether(systemAnimator, dotAnim)
		if (dotAnim != null) {
		animators.add(dotAnim)
		}
		}
		val animSet = AnimatorSet().also {
		it.playTogether(animators)
		}

		aSet2.start()

		scheduledEvent = null
		}, DISPLAY_LENGTH)
		}, DELAY)
		return animSet
		}

		private fun notifyTransitionToPersistentDot(): Animator? {
		@@ -257,18 +281,6 @@ class SystemStatusAnimationScheduler @Inject constructor(
		return null
		}

		private fun notifySystemStart() {
		listeners.forEach { it.onSystemChromeAnimationStart() }
		}

		private fun notifySystemFinish() {
		listeners.forEach { it.onSystemChromeAnimationEnd() }
		}

		private fun notifySystemAnimationUpdate(anim: ValueAnimator) {
		listeners.forEach { it.onSystemChromeAnimationUpdate(anim) }
		}

		override fun addCallback(listener: SystemStatusAnimationCallback) {
		Assert.isMainThread()

		@@ -287,24 +299,6 @@ class SystemStatusAnimationScheduler @Inject constructor(
		}
		}

		private val systemUpdateListener = ValueAnimator.AnimatorUpdateListener {
		anim -> notifySystemAnimationUpdate(anim)
		}

		private val systemAnimatorAdapter = object : AnimatorListenerAdapter() {
		override fun onAnimationEnd(p0: Animator?) {
		notifySystemFinish()
		}

		override fun onAnimationStart(p0: Animator?) {
		notifySystemStart()
		}
		}

		private val chipUpdateListener = ValueAnimator.AnimatorUpdateListener {
		anim -> chipAnimationController.onChipAnimationUpdate(anim, animationState)
		}

		override fun dump(fd: FileDescriptor, pw: PrintWriter, args: Array<out String>) {
		pw.println("Scheduled event: $scheduledEvent")
		pw.println("Has persistent privacy dot: $hasPersistentDot")
		@@ -318,24 +312,6 @@ class SystemStatusAnimationScheduler @Inject constructor(
		}
		}
		}

		inner class ChipAnimatorAdapter(
		@SystemAnimationState val endState: Int,
		val viewCreator: ViewCreator
		) : AnimatorListenerAdapter() {
		override fun onAnimationEnd(p0: Animator?) {
		chipAnimationController.onChipAnimationEnd(animationState)
		animationState = if (endState == SHOWING_PERSISTENT_DOT && !hasPersistentDot) {
		IDLE
		} else {
		endState
		}
		}

		override fun onAnimationStart(p0: Animator?) {
		chipAnimationController.onChipAnimationStart(viewCreator, animationState)
		}
		}
		}

		/**
		@@ -344,16 +320,14 @@ class SystemStatusAnimationScheduler @Inject constructor(
		* create space for the chip animation to display. This means hiding the system elements in the
		* status bar and keyguard.
		*
		* TODO: the chip animation really only has one client, we can probably remove it from this
		* interface
		*
		* The value animators themselves are simple animators from 0.0 to 1.0. Listeners can apply any
		* interpolation they choose but realistically these are most likely to be simple alpha transitions
		*/
		interface SystemStatusAnimationCallback {
		@JvmDefault fun onSystemChromeAnimationUpdate(animator: ValueAnimator) {}
		@JvmDefault fun onSystemChromeAnimationStart() {}
		@JvmDefault fun onSystemChromeAnimationEnd() {}
		/** Implement this method to return an [Animator] or [AnimatorSet] that presents the chip */
		fun onSystemEventAnimationBegin(): Animator? { return null }
		/** Implement this method to return an [Animator] or [AnimatorSet] that hides the chip */
		fun onSystemEventAnimationFinish(hasPersistentDot: Boolean): Animator? { return null }

		// Best method name, change my mind
		@JvmDefault
		@@ -363,50 +337,61 @@ interface SystemStatusAnimationCallback {
		@JvmDefault fun onHidePersistentDot(): Animator? { return null }
		}

		interface SystemStatusChipAnimationCallback {
		fun onChipAnimationUpdate(animator: ValueAnimator, @SystemAnimationState state: Int) {}

		fun onChipAnimationStart(
		viewCreator: ViewCreator,
		@SystemAnimationState state: Int
		) {}

		fun onChipAnimationEnd(@SystemAnimationState state: Int) {}
		}

		/**
		* Animation state IntDef
		*/
		@Retention(AnnotationRetention.SOURCE)
		@IntDef(
		value = [
		IDLE, ANIMATING_IN, RUNNING_CHIP_ANIM, ANIMATING_OUT, SHOWING_PERSISTENT_DOT
		IDLE,
		ANIMATION_QUEUED,
		ANIMATING_IN,
		RUNNING_CHIP_ANIM,
		ANIMATING_OUT,
		SHOWING_PERSISTENT_DOT
		]
		)
		annotation class SystemAnimationState

		/** No animation is in progress */
		const val IDLE = 0
		/** An animation is queued, and awaiting the debounce period */
		const val ANIMATION_QUEUED = 1
		/** System is animating out, and chip is animating in */
		const val ANIMATING_IN = 1
		const val ANIMATING_IN = 2
		/** Chip has animated in and is awaiting exit animation, and optionally playing its own animation */
		const val RUNNING_CHIP_ANIM = 2
		const val RUNNING_CHIP_ANIM = 3
		/** Chip is animating away and system is animating back */
		const val ANIMATING_OUT = 3
		const val ANIMATING_OUT = 4
		/** Chip has animated away, and the persistent dot is showing */
		const val SHOWING_PERSISTENT_DOT = 4
		const val SHOWING_PERSISTENT_DOT = 5

		/** Commonly-needed interpolators can go here */
		@JvmField val STATUS_BAR_X_MOVE_OUT = PathInterpolator(0.33f, 0f, 0f, 1f)
		@JvmField val STATUS_BAR_X_MOVE_IN = PathInterpolator(0f, 0f, 0f, 1f)
		/**
		* Status chip animation to dot have multiple stages of motion, the _1 and _2 interpolators should
		* be used in succession
		*/
		val STATUS_CHIP_WIDTH_TO_DOT_KEYFRAME_1 = PathInterpolator(0.44f, 0f, 0.25f, 1f)
		val STATUS_CHIP_WIDTH_TO_DOT_KEYFRAME_2 = PathInterpolator(0.3f, 0f, 0.26f, 1f)
		val STATUS_CHIP_HEIGHT_TO_DOT_KEYFRAME_1 = PathInterpolator(0.4f, 0f, 0.17f, 1f)
		val STATUS_CHIP_HEIGHT_TO_DOT_KEYFRAME_2 = PathInterpolator(0.3f, 0f, 0f, 1f)
		val STATUS_CHIP_MOVE_TO_DOT = PathInterpolator(0f, 0f, 0.05f, 1f)

		private const val TAG = "SystemStatusAnimationScheduler"
		private const val DELAY = 0L
		private const val DEBOUNCE_DELAY = 100L

		/**
		* The total time spent animation should be 1500ms. The entrance animation is how much time
		* we give to the system to animate system elements out of the way. Total chip animation length
		* will be equivalent to 2*chip_anim_length + display_length
		* The total time spent on the chip animation is 1500ms, broken up into 3 sections:
		* - 500ms to animate the chip in (including animating system icons away)
		* - 500ms holding the chip on screen
		* - 500ms to animate the chip away (and system icons back)
		*
		* So DISPLAY_LENGTH should be the sum of the first 2 phases, while the final 500ms accounts for
		* the actual animation
		*/
		private const val ENTRANCE_ANIM_LENGTH = 250L
		private const val CHIP_ANIM_LENGTH = 250L
		// 1s + entrance time + chip anim_length
		private const val DISPLAY_LENGTH = 1500L
		private const val DISPLAY_LENGTH = 1000L

		private const val MIN_UPTIME: Long = 5 * 1000

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

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