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Commit eeb8a309 authored by Matt Pietal's avatar Matt Pietal
Browse files

Enable super smooth GONE->AOD (canceled)->LOCKSCREEN transitions 

This adds special logic for notifications, which should not be visible
on AOD but need to fade in nicely once AOD->LOCKSCREEN starts.

Also, minor cleanup for transitions to start from their current value

Bug: 322198222
Fixes: 322197793
Test: atest com.android.systemui.keyguard
Flag: ACONFIG com.android.systemui.migrate_clocks_to_blueprint
DEVELOPMENT

Change-Id: Ic60430b1fe5ea15821f6fa00cd05c4aaa9863662
parent 43c71956

packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/AodToLockscreenTransitionViewModel.kt

+10 −15
Original line number Diff line number Diff line
@@ -64,26 +64,21 @@ constructor( 


    /** Ensure alpha is set to be visible */

    fun lockscreenAlpha(viewState: ViewStateAccessor): Flow<Float> {

        var startAlpha: Float? = null

        var startAlpha = 1f

        return transitionAnimation.sharedFlow(

            duration = 500.milliseconds,

            onStep = {

                if (startAlpha == null) {

                    startAlpha = viewState.alpha()

                }

                MathUtils.lerp(startAlpha!!, 1f, it)

            },

            onFinish = {

                startAlpha = null

                1f

            },

            onCancel = {

                startAlpha = null

                1f

            },

            onStart = { startAlpha = viewState.alpha() },

            onStep = { MathUtils.lerp(startAlpha, 1f, it) },

        )

    }



    val notificationAlpha: Flow<Float> =

        transitionAnimation.sharedFlow(

            duration = 500.milliseconds,

            onStep = { it },

            onCancel = { 1f },

        )



    val shortcutsAlpha: Flow<Float> =

        transitionAnimation.sharedFlow(

            duration = 167.milliseconds,

packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/GoneToAodTransitionViewModel.kt

+8 −2
Original line number Diff line number Diff line
@@ -55,11 +55,18 @@ constructor( 
            duration = 500.milliseconds,

            onStep = { translatePx + it * -translatePx },

            onFinish = { 0f },

            onCancel = { 0f },

            interpolator = EMPHASIZED_DECELERATE,

        )

    }



    val notificationAlpha: Flow<Float> =

        transitionAnimation.sharedFlow(

            duration = 200.milliseconds,

            onStep = { 1f - it },

            // Needs to be 1f in order for HUNs to appear on AOD

            onFinish = { 1f },

        )



    /** alpha animation upon entering AOD */

    val enterFromTopAnimationAlpha: Flow<Float> =

        transitionAnimation.sharedFlow(
@@ -67,7 +74,6 @@ constructor( 
            duration = 400.milliseconds,

            onStep = { it },

            onFinish = { 1f },

            onCancel = { 1f },

        )

    val deviceEntryBackgroundViewAlpha: Flow<Float> =

        transitionAnimation.immediatelyTransitionTo(0f)

packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/LockscreenToGoneTransitionViewModel.kt

+5 −15
Original line number Diff line number Diff line
@@ -55,23 +55,13 @@ constructor( 
        )



    fun lockscreenAlpha(viewState: ViewStateAccessor): Flow<Float> {

        var startAlpha: Float? = null

        var startAlpha = 1f

        return transitionAnimation.sharedFlow(

            duration = 200.milliseconds,

            onStep = {

                if (startAlpha == null) {

                    startAlpha = viewState.alpha()

                }

                MathUtils.lerp(startAlpha!!, 0f, it)

            },

            onFinish = {

                startAlpha = null

                0f

            },

            onCancel = {

                startAlpha = null

                1f

            },

            onStart = { startAlpha = viewState.alpha() },

            onStep = { MathUtils.lerp(startAlpha, 0f, it) },

            onFinish = { 0f },

            onCancel = { 1f },

        )

    }

packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/ui/viewmodel/SharedNotificationContainerViewModel.kt

+4 −1
Original line number Diff line number Diff line
@@ -45,6 +45,7 @@ import com.android.systemui.keyguard.ui.viewmodel.BurnInParameters 
import com.android.systemui.keyguard.ui.viewmodel.DozingToLockscreenTransitionViewModel

import com.android.systemui.keyguard.ui.viewmodel.DreamingToLockscreenTransitionViewModel

import com.android.systemui.keyguard.ui.viewmodel.GlanceableHubToLockscreenTransitionViewModel

import com.android.systemui.keyguard.ui.viewmodel.GoneToAodTransitionViewModel

import com.android.systemui.keyguard.ui.viewmodel.GoneToDozingTransitionViewModel

import com.android.systemui.keyguard.ui.viewmodel.GoneToDreamingTransitionViewModel

import com.android.systemui.keyguard.ui.viewmodel.LockscreenToDreamingTransitionViewModel
@@ -98,6 +99,7 @@ constructor( 
    private val dreamingToLockscreenTransitionViewModel: DreamingToLockscreenTransitionViewModel,

    private val glanceableHubToLockscreenTransitionViewModel:

        GlanceableHubToLockscreenTransitionViewModel,

    private val goneToAodTransitionViewModel: GoneToAodTransitionViewModel,

    private val goneToDozingTransitionViewModel: GoneToDozingTransitionViewModel,

    private val goneToDreamingTransitionViewModel: GoneToDreamingTransitionViewModel,

    private val lockscreenToDreamingTransitionViewModel: LockscreenToDreamingTransitionViewModel,
@@ -304,9 +306,10 @@ constructor( 
        val alphaTransitions =

            merge(

                alternateBouncerToGoneTransitionViewModel.lockscreenAlpha,

                aodToLockscreenTransitionViewModel.lockscreenAlpha(viewState),

                aodToLockscreenTransitionViewModel.notificationAlpha,

                dozingToLockscreenTransitionViewModel.lockscreenAlpha,

                dreamingToLockscreenTransitionViewModel.lockscreenAlpha,

                goneToAodTransitionViewModel.notificationAlpha,

                goneToDreamingTransitionViewModel.lockscreenAlpha,

                goneToDozingTransitionViewModel.lockscreenAlpha,

                lockscreenToDreamingTransitionViewModel.lockscreenAlpha,

packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/notification/stack/ui/viewmodel/SharedNotificationContainerViewModelKosmos.kt

+4 −0
Original line number Diff line number Diff line
@@ -25,6 +25,7 @@ import com.android.systemui.keyguard.ui.viewmodel.aodToLockscreenTransitionViewM 
import com.android.systemui.keyguard.ui.viewmodel.dozingToLockscreenTransitionViewModel

import com.android.systemui.keyguard.ui.viewmodel.dreamingToLockscreenTransitionViewModel

import com.android.systemui.keyguard.ui.viewmodel.glanceableHubToLockscreenTransitionViewModel

import com.android.systemui.keyguard.ui.viewmodel.goneToAodTransitionViewModel

import com.android.systemui.keyguard.ui.viewmodel.goneToDozingTransitionViewModel

import com.android.systemui.keyguard.ui.viewmodel.goneToDreamingTransitionViewModel

import com.android.systemui.keyguard.ui.viewmodel.lockscreenToDreamingTransitionViewModel
@@ -41,7 +42,9 @@ import com.android.systemui.kosmos.Kosmos.Fixture 
import com.android.systemui.kosmos.applicationCoroutineScope

import com.android.systemui.shade.domain.interactor.shadeInteractor

import com.android.systemui.statusbar.notification.stack.domain.interactor.sharedNotificationContainerInteractor

import kotlinx.coroutines.ExperimentalCoroutinesApi



@OptIn(ExperimentalCoroutinesApi::class)

val Kosmos.sharedNotificationContainerViewModel by Fixture {

    SharedNotificationContainerViewModel(

        interactor = sharedNotificationContainerInteractor,
@@ -54,6 +57,7 @@ val Kosmos.sharedNotificationContainerViewModel by Fixture { 
        aodToLockscreenTransitionViewModel = aodToLockscreenTransitionViewModel,

        dozingToLockscreenTransitionViewModel = dozingToLockscreenTransitionViewModel,

        dreamingToLockscreenTransitionViewModel = dreamingToLockscreenTransitionViewModel,

        goneToAodTransitionViewModel = goneToAodTransitionViewModel,

        goneToDozingTransitionViewModel = goneToDozingTransitionViewModel,

        goneToDreamingTransitionViewModel = goneToDreamingTransitionViewModel,

        glanceableHubToLockscreenTransitionViewModel = glanceableHubToLockscreenTransitionViewModel,