MrSluffy
92 lines
3.2 KiB
Kotlin
92 lines
3.2 KiB
Kotlin
/*
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* Copyright (C) 2022 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software distributed under the
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* License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*/
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package com.android.systemui.unfold.util
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import android.content.ContentResolver
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import android.database.ContentObserver
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import android.provider.Settings
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import com.android.systemui.unfold.UnfoldTransitionProgressProvider
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import com.android.systemui.unfold.UnfoldTransitionProgressProvider.TransitionProgressListener
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import dagger.assisted.Assisted
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import dagger.assisted.AssistedFactory
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import dagger.assisted.AssistedInject
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/** Wraps [UnfoldTransitionProgressProvider] to disable transitions when animations are disabled. */
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class ScaleAwareTransitionProgressProvider
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@AssistedInject
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constructor(
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@Assisted progressProviderToWrap: UnfoldTransitionProgressProvider,
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private val contentResolver: ContentResolver
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) : UnfoldTransitionProgressProvider {
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private val scopedUnfoldTransitionProgressProvider =
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ScopedUnfoldTransitionProgressProvider(progressProviderToWrap)
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private val animatorDurationScaleObserver =
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object : ContentObserver(null) {
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override fun onChange(selfChange: Boolean) {
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onAnimatorScaleChanged()
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}
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}
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init {
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contentResolver.registerContentObserver(
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Settings.Global.getUriFor(Settings.Global.ANIMATOR_DURATION_SCALE),
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/* notifyForDescendants= */ false,
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animatorDurationScaleObserver
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)
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onAnimatorScaleChanged()
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}
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private fun onAnimatorScaleChanged() {
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scopedUnfoldTransitionProgressProvider.setReadyToHandleTransition(
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contentResolver.areAnimationsEnabled()
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)
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}
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override fun addCallback(listener: TransitionProgressListener) {
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scopedUnfoldTransitionProgressProvider.addCallback(listener)
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}
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override fun removeCallback(listener: TransitionProgressListener) {
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scopedUnfoldTransitionProgressProvider.removeCallback(listener)
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}
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override fun destroy() {
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contentResolver.unregisterContentObserver(animatorDurationScaleObserver)
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scopedUnfoldTransitionProgressProvider.destroy()
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}
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@AssistedFactory
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interface Factory {
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fun wrap(
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progressProvider: UnfoldTransitionProgressProvider
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): ScaleAwareTransitionProgressProvider
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}
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companion object {
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fun ContentResolver.areAnimationsEnabled(): Boolean {
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val animationScale =
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Settings.Global.getString(
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this,
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Settings.Global.ANIMATOR_DURATION_SCALE,
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)
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?.toFloatOrNull()
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?: 1f
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return animationScale != 0f
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}
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}
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}
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