| /* |
| * Copyright (C) 2020 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.pip; |
| |
| import android.content.Context; |
| import android.content.res.Resources; |
| import android.graphics.Rect; |
| import android.view.SurfaceControl; |
| |
| import com.android.systemui.R; |
| |
| import javax.inject.Inject; |
| import javax.inject.Singleton; |
| |
| /** |
| * Abstracts the common operations on {@link SurfaceControl.Transaction} for PiP transition. |
| */ |
| @Singleton |
| public class PipSurfaceTransactionHelper { |
| |
| private final boolean mEnableCornerRadius; |
| private final int mCornerRadius; |
| |
| @Inject |
| public PipSurfaceTransactionHelper(Context context) { |
| final Resources res = context.getResources(); |
| mEnableCornerRadius = res.getBoolean(R.bool.config_pipEnableRoundCorner); |
| mCornerRadius = res.getDimensionPixelSize(R.dimen.pip_corner_radius); |
| } |
| |
| /** |
| * Operates the alpha on a given transaction and leash |
| * @return same {@link PipSurfaceTransactionHelper} instance for method chaining |
| */ |
| PipSurfaceTransactionHelper alpha(SurfaceControl.Transaction tx, SurfaceControl leash, |
| float alpha) { |
| tx.setAlpha(leash, alpha); |
| return this; |
| } |
| |
| /** |
| * Operates the crop (and position) on a given transaction and leash |
| * @return same {@link PipSurfaceTransactionHelper} instance for method chaining |
| */ |
| PipSurfaceTransactionHelper crop(SurfaceControl.Transaction tx, SurfaceControl leash, |
| Rect destinationBounds) { |
| tx.setWindowCrop(leash, destinationBounds.width(), destinationBounds.height()) |
| .setPosition(leash, destinationBounds.left, destinationBounds.top); |
| return this; |
| } |
| |
| /** |
| * Operates the round corner radius on a given transaction and leash |
| * @return same {@link PipSurfaceTransactionHelper} instance for method chaining |
| */ |
| PipSurfaceTransactionHelper round(SurfaceControl.Transaction tx, SurfaceControl leash, |
| boolean applyCornerRadius) { |
| if (mEnableCornerRadius) { |
| tx.setCornerRadius(leash, applyCornerRadius ? mCornerRadius : 0); |
| } |
| return this; |
| } |
| |
| interface SurfaceControlTransactionFactory { |
| SurfaceControl.Transaction getTransaction(); |
| } |
| } |