StubWindowMetricsCalculator.kt
/*
* Copyright 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 androidx.window.testing.layout
import android.app.Activity
import android.graphics.Rect
import androidx.window.layout.WindowMetrics
import androidx.window.layout.WindowMetricsCalculator
/**
* A stub implementation of [WindowMetricsCalculator] that returns the
* [android.util.DisplayMetrics] for the current and maximum [WindowMetrics]. This is not correct
* in general terms, as an application may be running in multi-window or otherwise adjusted to not
* occupy the entire display.
*/
internal object StubWindowMetricsCalculator : WindowMetricsCalculator {
override fun computeCurrentWindowMetrics(activity: Activity): WindowMetrics {
val displayMetrics = activity.resources.displayMetrics
val bounds = Rect(0, 0, displayMetrics.widthPixels, displayMetrics.heightPixels)
return WindowMetrics(bounds)
}
override fun computeMaximumWindowMetrics(activity: Activity): WindowMetrics {
val displayMetrics = activity.resources.displayMetrics
val bounds = Rect(0, 0, displayMetrics.widthPixels, displayMetrics.heightPixels)
return WindowMetrics(bounds)
}
}