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.car.ui.plugin.oemapis.recyclerview;
17 
18 /**
19  * Class for storing recyclerview layout style information.
20  */
21 public interface LayoutStyleOEMV1 {
22 
23     int LAYOUT_TYPE_LINEAR = 0;
24     int LAYOUT_TYPE_GRID = 1;
25 
26     int ORIENTATION_HORIZONTAL = 0;
27     int ORIENTATION_VERTICAL = 1;
28 
29     /** Returns number of recyclerview spans */
getSpanCount()30     int getSpanCount();
31 
32     /** Returns LAYOUT_TYPE_LINEAR vs LAYOUT_TYPE_GRID */
getLayoutType()33     int getLayoutType();
34 
35     /** Returns layout direction 0 for VERTICAL, 1 for HORIZONTAL */
getOrientation()36     int getOrientation();
37 
38     /** Returns true if layout is reversed */
getReverseLayout()39     boolean getReverseLayout();
40 
41     /** {@link androidx.recyclerview.widget.GridLayoutManager.SpanSizeLookup#getSpanSize} */
getSpanSize(int position)42     default int getSpanSize(int position) {
43         return 1;
44     }
45 }
46