1 /*
2  * Copyright (C) 2023 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 android.tools.datatypes
18 
19 import android.tools.withCache
20 
21 /**
22  * Wrapper for ActiveBufferProto (frameworks/native/services/surfaceflinger/layerproto/layers.proto)
23  *
24  * This class is used by flicker and Winscope
25  */
26 class ActiveBuffer private constructor(width: Int, height: Int, val stride: Int, val format: Int) :
27     Size(width, height) {
doPrintValuenull28     override fun doPrintValue() = "w:$width, h:$height, stride:$stride, format:$format"
29 
30     companion object {
31         val EMPTY: ActiveBuffer
32             get() = withCache { ActiveBuffer(width = 0, height = 0, stride = 0, format = 0) }
33         fun from(width: Int, height: Int, stride: Int, format: Int): ActiveBuffer = withCache {
34             ActiveBuffer(width, height, stride, format)
35         }
36     }
37 }
38