1 /* 2 * 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.common.ui.data.repository 18 19 import android.content.res.Configuration 20 import android.view.Display 21 import com.android.systemui.dagger.SysUISingleton 22 import dagger.Binds 23 import dagger.Module 24 import javax.inject.Inject 25 import kotlinx.coroutines.channels.BufferOverflow 26 import kotlinx.coroutines.flow.Flow 27 import kotlinx.coroutines.flow.MutableSharedFlow 28 import kotlinx.coroutines.flow.MutableStateFlow 29 import kotlinx.coroutines.flow.StateFlow 30 import kotlinx.coroutines.flow.asSharedFlow 31 import kotlinx.coroutines.flow.asStateFlow 32 33 @SysUISingleton 34 class FakeConfigurationRepository @Inject constructor() : ConfigurationRepository { 35 private val _onAnyConfigurationChange = 36 MutableSharedFlow<Unit>(replay = 1, onBufferOverflow = BufferOverflow.DROP_OLDEST) 37 override val onAnyConfigurationChange: Flow<Unit> = _onAnyConfigurationChange.asSharedFlow() 38 39 private val _onConfigurationChange = 40 MutableSharedFlow<Unit>(replay = 1, onBufferOverflow = BufferOverflow.DROP_OLDEST) 41 override val onConfigurationChange: Flow<Unit> = _onConfigurationChange.asSharedFlow() 42 43 private val _configurationChangeValues = 44 MutableSharedFlow<Configuration>(replay = 1, onBufferOverflow = BufferOverflow.DROP_OLDEST) 45 override val configurationValues: Flow<Configuration> = 46 _configurationChangeValues.asSharedFlow() 47 48 private val _onMovedToDisplay = MutableStateFlow<Int>(Display.DEFAULT_DISPLAY) 49 override val onMovedToDisplay: StateFlow<Int> 50 get() = _onMovedToDisplay 51 52 private val _scaleForResolution = MutableStateFlow(1f) 53 override val scaleForResolution: StateFlow<Float> = _scaleForResolution.asStateFlow() 54 55 private val pixelSizes = mutableMapOf<Int, MutableStateFlow<Int>>() 56 onAnyConfigurationChangenull57 fun onAnyConfigurationChange() { 58 _onAnyConfigurationChange.tryEmit(Unit) 59 } 60 onConfigurationChangenull61 fun onConfigurationChange() { 62 _onConfigurationChange.tryEmit(Unit) 63 } 64 onConfigurationChangenull65 fun onConfigurationChange(configChange: Configuration) { 66 _configurationChangeValues.tryEmit(configChange) 67 onAnyConfigurationChange() 68 } 69 onMovedToDisplaynull70 fun onMovedToDisplay(newDisplayId: Int) { 71 _onMovedToDisplay.value = newDisplayId 72 } 73 setScaleForResolutionnull74 fun setScaleForResolution(scale: Float) { 75 _scaleForResolution.value = scale 76 } 77 getResolutionScalenull78 override fun getResolutionScale(): Float = _scaleForResolution.value 79 80 override fun getDimensionPixelSize(id: Int): Int = pixelSizes[id]?.value ?: 0 81 82 fun setDimensionPixelSize(id: Int, pixelSize: Int) { 83 pixelSizes.getOrPut(id) { MutableStateFlow(pixelSize) }.value = pixelSize 84 } 85 } 86 87 @Module 88 interface FakeConfigurationRepositoryModule { bindFakenull89 @Binds fun bindFake(fake: FakeConfigurationRepository): ConfigurationRepository 90 } 91