1 /* <lambda>null2 * Copyright (C) 2024 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.Companion.TO_DOZING_DURATION 22 import com.android.systemui.keyguard.shared.model.Edge 23 import com.android.systemui.keyguard.shared.model.KeyguardState.DOZING 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 kotlinx.coroutines.flow.Flow 32 import kotlinx.coroutines.flow.emptyFlow 33 import kotlinx.coroutines.flow.flatMapLatest 34 35 /** 36 * Breaks down PRIMARY BOUNCER->DOZING transition into discrete steps for corresponding views to 37 * consume. 38 */ 39 @SysUISingleton 40 class PrimaryBouncerToDozingTransitionViewModel 41 @Inject 42 constructor( 43 private val blurConfig: BlurConfig, 44 deviceEntryUdfpsInteractor: DeviceEntryUdfpsInteractor, 45 animationFlow: KeyguardTransitionAnimationFlow, 46 ) : DeviceEntryIconTransition, PrimaryBouncerTransition { 47 48 private val transitionAnimation = 49 animationFlow 50 .setup( 51 duration = TO_DOZING_DURATION, 52 edge = Edge.create(from = Overlays.Bouncer, to = DOZING), 53 ) 54 .setupWithoutSceneContainer(edge = Edge.create(from = PRIMARY_BOUNCER, to = DOZING)) 55 56 val deviceEntryBackgroundViewAlpha: Flow<Float> = 57 transitionAnimation.immediatelyTransitionTo(0f) 58 59 override val deviceEntryParentViewAlpha: Flow<Float> = 60 deviceEntryUdfpsInteractor.isUdfpsEnrolledAndEnabled.flatMapLatest { 61 isUdfpsEnrolledAndEnabled -> 62 if (isUdfpsEnrolledAndEnabled) { 63 transitionAnimation.immediatelyTransitionTo(1f) 64 } else { 65 emptyFlow() 66 } 67 } 68 69 override val windowBlurRadius: Flow<Float> = 70 transitionAnimation.sharedFlow( 71 duration = TO_DOZING_DURATION, 72 onStep = { step -> 73 transitionProgressToBlurRadius( 74 starBlurRadius = blurConfig.maxBlurRadiusPx, 75 endBlurRadius = blurConfig.minBlurRadiusPx, 76 transitionProgress = step, 77 ) 78 }, 79 onFinish = { blurConfig.minBlurRadiusPx }, 80 ) 81 override val notificationBlurRadius: Flow<Float> = 82 transitionAnimation.immediatelyTransitionTo(0.0f) 83 } 84