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Commit eb8bf797 authored by Darrell Shi's avatar Darrell Shi
Browse files

Implement UMO transitions to & from the communal hub 

Bug: 311243906
Fix: 311243906
Test: verified UMO transitions to & from keyguard and dream
Test: atest MediaHierarchyManagerTest
Flag: ACONFIG com.android.systemui.communal_hub STAGING
Change-Id: Iaaba3e3d2d83815082e940d7741375e5f6e01329
parent 962cf068

packages/SystemUI/src/com/android/systemui/communal/dagger/CommunalModule.kt

+7 −0
Original line number Diff line number Diff line
@@ -23,6 +23,8 @@ import com.android.systemui.communal.data.repository.CommunalRepositoryModule 
import com.android.systemui.communal.data.repository.CommunalSettingsRepositoryModule

import com.android.systemui.communal.data.repository.CommunalTutorialRepositoryModule

import com.android.systemui.communal.data.repository.CommunalWidgetRepositoryModule

import com.android.systemui.communal.ui.viewmodel.CommunalTransitionViewModel

import com.android.systemui.communal.ui.viewmodel.CommunalTransitionViewModelImpl

import com.android.systemui.communal.widgets.CommunalWidgetModule

import com.android.systemui.communal.widgets.EditWidgetsActivityStarter

import com.android.systemui.communal.widgets.EditWidgetsActivityStarterImpl
@@ -47,4 +49,9 @@ interface CommunalModule { 
    fun bindEditWidgetsActivityStarter(

        starter: EditWidgetsActivityStarterImpl

    ): EditWidgetsActivityStarter



    @Binds

    fun bindCommunalTransitionViewModel(

        impl: CommunalTransitionViewModelImpl

    ): CommunalTransitionViewModel

}

packages/SystemUI/src/com/android/systemui/communal/ui/viewmodel/CommunalTransitionViewModel.kt

0 → 100644
+58 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2024 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.communal.ui.viewmodel



import com.android.systemui.dagger.SysUISingleton

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

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

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

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

import javax.inject.Inject

import kotlinx.coroutines.ExperimentalCoroutinesApi

import kotlinx.coroutines.flow.Flow

import kotlinx.coroutines.flow.distinctUntilChanged

import kotlinx.coroutines.flow.merge



/** View model for transitions related to the communal hub. */

interface CommunalTransitionViewModel {

    val isUmoOnCommunal: Flow<Boolean>

}



@OptIn(ExperimentalCoroutinesApi::class)

@SysUISingleton

class CommunalTransitionViewModelImpl

@Inject

constructor(

    glanceableHubToLockscreenTransitionViewModel: GlanceableHubToLockscreenTransitionViewModel,

    lockscreenToGlanceableHubTransitionViewModel: LockscreenToGlanceableHubTransitionViewModel,

    dreamToGlanceableHubTransitionViewModel: DreamingToGlanceableHubTransitionViewModel,

    glanceableHubToDreamTransitionViewModel: GlanceableHubToDreamingTransitionViewModel,

) : CommunalTransitionViewModel {

    /**

     * Whether UMO location should be on communal. This flow is responsive to transitions so that a

     * new value is emitted at the right step of a transition to/from communal hub that the location

     * of UMO should be updated.

     */

    override val isUmoOnCommunal: Flow<Boolean> =

        merge(

                lockscreenToGlanceableHubTransitionViewModel.showUmo,

                glanceableHubToLockscreenTransitionViewModel.showUmo,

                dreamToGlanceableHubTransitionViewModel.showUmo,

                glanceableHubToDreamTransitionViewModel.showUmo,

            )

            .distinctUntilChanged()

}

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

+10 −0
Original line number Diff line number Diff line
@@ -28,6 +28,7 @@ import kotlin.time.Duration.Companion.seconds 
import kotlinx.coroutines.ExperimentalCoroutinesApi

import kotlinx.coroutines.flow.Flow

import kotlinx.coroutines.flow.flatMapLatest

import kotlinx.coroutines.flow.map



@OptIn(ExperimentalCoroutinesApi::class)

@SysUISingleton
@@ -65,6 +66,15 @@ constructor( 
            name = "DREAMING->GLANCEABLE_HUB: dreamOverlayAlpha",

        )



    // Show UMO once the transition starts.

    val showUmo: Flow<Boolean> =

        transitionAnimation

            .sharedFlow(

                duration = TO_GLANCEABLE_HUB_DURATION,

                onStep = { it },

            )

            .map { step -> step != 0f }



    private companion object {

        val TO_GLANCEABLE_HUB_DURATION = 1.seconds

    }

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

+10 −0
Original line number Diff line number Diff line
@@ -28,6 +28,7 @@ import kotlin.time.Duration.Companion.seconds 
import kotlinx.coroutines.ExperimentalCoroutinesApi

import kotlinx.coroutines.flow.Flow

import kotlinx.coroutines.flow.flatMapLatest

import kotlinx.coroutines.flow.map



@OptIn(ExperimentalCoroutinesApi::class)

@SysUISingleton
@@ -66,6 +67,15 @@ constructor( 
                )

            }



    // Show UMO until transition finishes.

    val showUmo: Flow<Boolean> =

        transitionAnimation

            .sharedFlow(

                duration = FROM_GLANCEABLE_HUB_DURATION,

                onStep = { it },

            )

            .map { step -> step != 1f }



    private companion object {

        val FROM_GLANCEABLE_HUB_DURATION = 1.seconds

    }

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

+3 −0
Original line number Diff line number Diff line
@@ -64,6 +64,9 @@ constructor( 
            )

            .onStart { emit(0f) }



    // Show UMO as long as keyguard is not visible.

    val showUmo: Flow<Boolean> = keyguardAlpha.map { alpha -> alpha == 0f }



    val keyguardTranslationX: Flow<StateToValue> =

        configurationInteractor

            .dimensionPixelSize(R.dimen.hub_to_lockscreen_transition_lockscreen_translation_x)