1/* 2 * Copyright (c) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16import type { Releasable } from '../../common/Releasable'; 17import image from '@ohos.multimedia.image'; 18 19/** 20 * Thumbnail, view layer, data encapsulation 21 */ 22export class Thumbnail implements Releasable { 23 /** 24 * url 25 */ 26 readonly url: string = ''; 27 28 /** 29 * pixelMap 30 */ 31 pixelMap?: any = undefined; 32 33 /** 34 * width 35 */ 36 width?: number = 0; 37 38 /** 39 * height 40 */ 41 height?: number = 0; 42 43 constructor(url?: string, pixelMap?: image.PixelMap, width?: number, height?: number) { 44 this.url = url ? url : ''; 45 this.pixelMap = pixelMap ? pixelMap : undefined; 46 this.width = width; 47 this.height = height; 48 } 49 50 /** 51 * release source 52 */ 53 release(): void { 54 if (this.pixelMap != null && this.pixelMap != undefined) { 55 this.pixelMap.release(); 56 } 57 this.width = 0; 58 this.height = 0; 59 } 60}