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.common.datatypes 18 19 import android.tools.common.withCache 20 import kotlin.js.JsExport 21 import kotlin.js.JsName 22 23 /** 24 * Wrapper for ActiveBufferProto (frameworks/native/services/surfaceflinger/layerproto/layers.proto) 25 * 26 * This class is used by flicker and Winscope 27 */ 28 @JsExport 29 class ActiveBuffer private constructor(width: Int, height: Int, val stride: Int, val format: Int) : 30 Size(width, height) { doPrintValuenull31 override fun doPrintValue() = "w:$width, h:$height, stride:$stride, format:$format" 32 33 companion object { 34 @JsName("EMPTY") 35 val EMPTY: ActiveBuffer 36 get() = withCache { ActiveBuffer(width = 0, height = 0, stride = 0, format = 0) } 37 @JsName("fromBuffer") 38 fun from(width: Int, height: Int, stride: Int, format: Int): ActiveBuffer = withCache { 39 ActiveBuffer(width, height, stride, format) 40 } 41 } 42 } 43