1 /* <lambda>null2 * Copyright (C) 2023 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.systemui.keyguard.ui.viewmodel 18 19 import com.android.systemui.dagger.SysUISingleton 20 import com.android.systemui.deviceentry.domain.interactor.DeviceEntryUdfpsInteractor 21 import com.android.systemui.keyguard.domain.interactor.FromPrimaryBouncerTransitionInteractor 22 import com.android.systemui.keyguard.shared.model.Edge 23 import com.android.systemui.keyguard.shared.model.KeyguardState.AOD 24 import com.android.systemui.keyguard.shared.model.KeyguardState.PRIMARY_BOUNCER 25 import com.android.systemui.keyguard.ui.KeyguardTransitionAnimationFlow 26 import com.android.systemui.keyguard.ui.transitions.BlurConfig 27 import com.android.systemui.keyguard.ui.transitions.DeviceEntryIconTransition 28 import com.android.systemui.keyguard.ui.transitions.PrimaryBouncerTransition 29 import com.android.systemui.scene.shared.model.Overlays 30 import javax.inject.Inject 31 import kotlin.time.Duration.Companion.milliseconds 32 import kotlinx.coroutines.flow.Flow 33 import kotlinx.coroutines.flow.emptyFlow 34 import kotlinx.coroutines.flow.flatMapLatest 35 36 /** 37 * Breaks down PRIMARY BOUNCER->AOD transition into discrete steps for corresponding views to 38 * consume. 39 */ 40 @SysUISingleton 41 class PrimaryBouncerToAodTransitionViewModel 42 @Inject 43 constructor( 44 private val blurConfig: BlurConfig, 45 deviceEntryUdfpsInteractor: DeviceEntryUdfpsInteractor, 46 animationFlow: KeyguardTransitionAnimationFlow, 47 ) : DeviceEntryIconTransition, PrimaryBouncerTransition { 48 private val transitionAnimation = 49 animationFlow 50 .setup( 51 duration = FromPrimaryBouncerTransitionInteractor.TO_AOD_DURATION, 52 edge = Edge.create(from = Overlays.Bouncer, to = AOD), 53 ) 54 .setupWithoutSceneContainer(edge = Edge.create(from = PRIMARY_BOUNCER, to = AOD)) 55 56 val deviceEntryBackgroundViewAlpha: Flow<Float> = 57 transitionAnimation.immediatelyTransitionTo(0f) 58 59 val lockscreenAlpha: Flow<Float> = 60 transitionAnimation.sharedFlow( 61 duration = FromPrimaryBouncerTransitionInteractor.TO_AOD_DURATION, 62 onStep = { it }, 63 ) 64 65 override val deviceEntryParentViewAlpha: Flow<Float> = 66 deviceEntryUdfpsInteractor.isUdfpsEnrolledAndEnabled.flatMapLatest { 67 isUdfpsEnrolledAndEnabled -> 68 if (isUdfpsEnrolledAndEnabled) { 69 transitionAnimation.sharedFlow( 70 duration = 300.milliseconds, 71 onStep = { it }, 72 onCancel = { 1f }, 73 onFinish = { 1f }, 74 ) 75 } else { 76 emptyFlow() 77 } 78 } 79 80 override val windowBlurRadius: Flow<Float> = 81 transitionAnimation.sharedFlow( 82 duration = FromPrimaryBouncerTransitionInteractor.TO_AOD_DURATION, 83 onStep = { step -> 84 transitionProgressToBlurRadius( 85 starBlurRadius = blurConfig.maxBlurRadiusPx, 86 endBlurRadius = blurConfig.minBlurRadiusPx, 87 transitionProgress = step, 88 ) 89 }, 90 onFinish = { blurConfig.minBlurRadiusPx }, 91 ) 92 93 override val notificationBlurRadius: Flow<Float> = 94 transitionAnimation.immediatelyTransitionTo(0.0f) 95 } 96