1 /*
2  * Copyright (C) 2017 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.android.systemui.shared.recents;
18 
19 import android.graphics.Rect;
20 import com.android.systemui.shared.system.GraphicBufferCompat;
21 
22 /**
23  * Temporary callbacks into SystemUI.
24  */
25 interface ISystemUiProxy {
26 
27     /**
28      * Proxies SurfaceControl.screenshotToBuffer().
29      */
screenshot(in Rect sourceCrop, int width, int height, int minLayer, int maxLayer, boolean useIdentityTransform, int rotation)30     GraphicBufferCompat screenshot(in Rect sourceCrop, int width, int height, int minLayer,
31             int maxLayer, boolean useIdentityTransform, int rotation) = 0;
32 
33     /**
34      * Begins screen pinning on the provided {@param taskId}.
35      */
startScreenPinning(int taskId)36     void startScreenPinning(int taskId) = 1;
37 
38     /**
39      * Enables/disables launcher/overview interaction features {@link InteractionType}.
40      */
setInteractionState(int flags)41     void setInteractionState(int flags) = 4;
42 
43     /**
44      * Notifies SystemUI that split screen has been invoked.
45      */
onSplitScreenInvoked()46     void onSplitScreenInvoked() = 5;
47 
48     /**
49      * Notifies SystemUI that Overview is shown.
50      */
onOverviewShown(boolean fromHome)51     void onOverviewShown(boolean fromHome) = 6;
52 
53     /**
54      * Get the secondary split screen app's rectangle when not minimized.
55      */
getNonMinimizedSplitScreenSecondaryBounds()56     Rect getNonMinimizedSplitScreenSecondaryBounds() = 7;
57 
58     /**
59      * Control the {@param alpha} of the back button in the navigation bar and {@param animate} if
60      * needed from current value
61      */
setBackButtonAlpha(float alpha, boolean animate)62     void setBackButtonAlpha(float alpha, boolean animate) = 8;
63 }
64