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/*
* Copyright (C) 2021 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.systemui.util
import android.app.WallpaperInfo
import android.app.WallpaperManager
import android.util.Log
import android.view.View
import com.android.systemui.dagger.SysUISingleton
import javax.inject.Inject
import kotlin.math.max
private const val TAG = "WallpaperController"
@SysUISingleton
class WallpaperController @Inject constructor(private val wallpaperManager: WallpaperManager) {
var rootView: View? = null
private var notificationShadeZoomOut: Float = 0f
private var unfoldTransitionZoomOut: Float = 0f
private var wallpaperInfo: WallpaperInfo? = null
fun onWallpaperInfoUpdated(wallpaperInfo: WallpaperInfo?) {
this.wallpaperInfo = wallpaperInfo
}
private val shouldUseDefaultUnfoldTransition: Boolean
get() = wallpaperInfo?.shouldUseDefaultUnfoldTransition()
?: true
fun setNotificationShadeZoom(zoomOut: Float) {
notificationShadeZoomOut = zoomOut
updateZoom()
}
fun setUnfoldTransitionZoom(zoomOut: Float) {
if (shouldUseDefaultUnfoldTransition) {
unfoldTransitionZoomOut = zoomOut
updateZoom()
}
}
private fun updateZoom() {
setWallpaperZoom(max(notificationShadeZoomOut, unfoldTransitionZoomOut))
}
private fun setWallpaperZoom(zoomOut: Float) {
try {
rootView?.let { root ->
if (root.isAttachedToWindow && root.windowToken != null) {
wallpaperManager.setWallpaperZoomOut(root.windowToken, zoomOut)
} else {
Log.i(TAG, "Won't set zoom. Window not attached $root")
}
}
} catch (e: IllegalArgumentException) {
Log.w(TAG, "Can't set zoom. Window is gone: ${rootView?.windowToken}", e)
}
}
}
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