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.shade.transition 18 19 import android.content.Context 20 import android.content.res.Configuration 21 import com.android.systemui.dagger.SysUISingleton 22 import com.android.systemui.statusbar.policy.ConfigurationController 23 import com.android.systemui.util.LargeScreenUtils 24 import javax.inject.Inject 25 26 /** Interpolator responsible for the shade when on large screens. */ 27 @SysUISingleton 28 internal class LargeScreenShadeInterpolatorImpl 29 @Inject 30 internal constructor( 31 configurationController: ConfigurationController, 32 private val context: Context, 33 private val splitShadeInterpolator: SplitShadeInterpolator, 34 private val portraitShadeInterpolator: LargeScreenPortraitShadeInterpolator, 35 ) : LargeScreenShadeInterpolator { 36 37 private var inSplitShade = false 38 39 init { 40 configurationController.addCallback( 41 object : ConfigurationController.ConfigurationListener { onConfigChangednull42 override fun onConfigChanged(newConfig: Configuration?) { 43 updateResources() 44 } 45 } 46 ) 47 updateResources() 48 } 49 updateResourcesnull50 private fun updateResources() { 51 inSplitShade = LargeScreenUtils.shouldUseSplitNotificationShade(context.resources) 52 } 53 54 private val impl: LargeScreenShadeInterpolator 55 get() = 56 if (inSplitShade) { 57 splitShadeInterpolator 58 } else { 59 portraitShadeInterpolator 60 } 61 getBehindScrimAlphanull62 override fun getBehindScrimAlpha(fraction: Float) = impl.getBehindScrimAlpha(fraction) 63 64 override fun getNotificationScrimAlpha(fraction: Float) = 65 impl.getNotificationScrimAlpha(fraction) 66 67 override fun getNotificationContentAlpha(fraction: Float) = 68 impl.getNotificationContentAlpha(fraction) 69 70 override fun getNotificationFooterAlpha(fraction: Float) = 71 impl.getNotificationFooterAlpha(fraction) 72 73 override fun getQsAlpha(fraction: Float) = impl.getQsAlpha(fraction) 74 } 75