1 /*
2  * Copyright (C) 2021 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 package com.android.wm.shell.common.split;
17 
18 import android.annotation.IntDef;
19 
20 /** Helper utility class of methods and constants that are available to be imported in Launcher. */
21 public class SplitScreenConstants {
22 
23     /**
24      * Split position isn't specified normally meaning to use what ever it is currently set to.
25      */
26     public static final int SPLIT_POSITION_UNDEFINED = -1;
27 
28     /**
29      * Specifies that a split is positioned at the top half of the screen if
30      * in portrait mode or at the left half of the screen if in landscape mode.
31      */
32     public static final int SPLIT_POSITION_TOP_OR_LEFT = 0;
33 
34     /**
35      * Specifies that a split is positioned at the bottom half of the screen if
36      * in portrait mode or at the right half of the screen if in landscape mode.
37      */
38     public static final int SPLIT_POSITION_BOTTOM_OR_RIGHT = 1;
39 
40     @IntDef(prefix = {"SPLIT_POSITION_"}, value = {
41             SPLIT_POSITION_UNDEFINED,
42             SPLIT_POSITION_TOP_OR_LEFT,
43             SPLIT_POSITION_BOTTOM_OR_RIGHT
44     })
45     public @interface SplitPosition {
46     }
47 }
48