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/*
* Copyright (C) 2023 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.quickstep.views
import android.content.Context
import android.graphics.Canvas
import android.graphics.Rect
import android.graphics.RectF
import android.graphics.drawable.Drawable
import android.util.AttributeSet
import android.view.View
import android.view.ViewGroup
import android.widget.FrameLayout
import com.android.launcher3.R
import com.android.launcher3.Utilities
import com.android.launcher3.statemanager.StatefulActivity
import com.android.launcher3.views.BaseDragLayer
/**
* A temporary View that is created for the app pair launch animation and destroyed at the end.
* Matches the size & position of the app pair icon graphic, and expands to full screen.
*/
class FloatingAppPairView @JvmOverloads constructor(context: Context, attrs: AttributeSet? = null) :
FrameLayout(context, attrs) {
companion object {
fun getFloatingAppPairView(
launcher: StatefulActivity<*>,
originalView: View,
appIcon1: Drawable,
appIcon2: Drawable,
dividerPos: Int
): FloatingAppPairView {
val dragLayer: ViewGroup = launcher.getDragLayer()
val floatingView =
launcher
.getLayoutInflater()
.inflate(R.layout.floating_app_pair_view, dragLayer, false)
as FloatingAppPairView
floatingView.init(launcher, originalView, appIcon1, appIcon2, dividerPos)
dragLayer.addView(floatingView, dragLayer.childCount - 1)
return floatingView
}
}
val startingPosition = RectF()
private lateinit var background: FloatingAppPairBackground
var progress = 0f
/** Initializes the view, copying the bounds and location of the original icon view. */
fun init(
launcher: StatefulActivity<*>,
originalView: View,
appIcon1: Drawable,
appIcon2: Drawable,
dividerPos: Int
) {
val viewBounds = Rect(0, 0, originalView.width, originalView.height)
Utilities.getBoundsForViewInDragLayer(
launcher.getDragLayer(),
originalView,
viewBounds,
false /* ignoreTransform */,
null /* recycle */,
startingPosition
)
val lp =
BaseDragLayer.LayoutParams(
Math.round(startingPosition.width()),
Math.round(startingPosition.height())
)
lp.ignoreInsets = true
// Position the floating view exactly on top of the original
lp.topMargin = Math.round(startingPosition.top)
lp.leftMargin = Math.round(startingPosition.left)
layout(lp.leftMargin, lp.topMargin, lp.leftMargin + lp.width, lp.topMargin + lp.height)
layoutParams = lp
// Prepare to draw app pair icon background
background = FloatingAppPairBackground(context, this, appIcon1, appIcon2, dividerPos)
background.setBounds(0, 0, lp.width, lp.height)
}
override fun dispatchDraw(canvas: Canvas) {
super.dispatchDraw(canvas)
background.draw(canvas)
}
}
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