1 /* <lambda>null2 * Copyright (C) 2025 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.wallpapers.ui.viewmodel 18 19 import android.graphics.RectF 20 import com.android.systemui.keyguard.domain.interactor.KeyguardTransitionInteractor 21 import com.android.systemui.keyguard.shared.model.Edge 22 import com.android.systemui.keyguard.shared.model.KeyguardState 23 import com.android.systemui.keyguard.shared.model.TransitionState 24 import com.android.systemui.scene.shared.model.Scenes 25 import com.android.systemui.wallpapers.domain.interactor.WallpaperFocalAreaInteractor 26 import javax.inject.Inject 27 import kotlinx.coroutines.flow.combine 28 import kotlinx.coroutines.flow.filter 29 import kotlinx.coroutines.flow.filterNotNull 30 import kotlinx.coroutines.flow.map 31 32 class WallpaperFocalAreaViewModel 33 @Inject 34 constructor( 35 private val wallpaperFocalAreaInteractor: WallpaperFocalAreaInteractor, 36 val keyguardTransitionInteractor: KeyguardTransitionInteractor, 37 ) { 38 val hasFocalArea = wallpaperFocalAreaInteractor.hasFocalArea 39 40 val wallpaperFocalAreaBounds = 41 combine( 42 wallpaperFocalAreaInteractor.wallpaperFocalAreaBounds, 43 keyguardTransitionInteractor.startedKeyguardTransitionStep, 44 // Emit transition state when FINISHED instead of STARTED to avoid race with 45 // wakingup command, causing layout change command not be received. 46 keyguardTransitionInteractor 47 .transition( 48 edge = Edge.create(to = Scenes.Lockscreen), 49 edgeWithoutSceneContainer = Edge.create(to = KeyguardState.LOCKSCREEN), 50 ) 51 .filter { it.transitionState == TransitionState.FINISHED }, 52 ::Triple, 53 ) 54 .map { (bounds, startedStep, _) -> 55 // Avoid sending wrong bounds when transitioning from LOCKSCREEN to GONE 56 if ( 57 startedStep.to == KeyguardState.LOCKSCREEN && 58 startedStep.from != KeyguardState.LOCKSCREEN 59 ) { 60 bounds 61 } else { 62 null 63 } 64 } 65 .filterNotNull() 66 67 fun setFocalAreaBounds(bounds: RectF) { 68 wallpaperFocalAreaInteractor.setFocalAreaBounds(bounds) 69 } 70 } 71