From 3e350bd563886e49fed309731d99f37e6f3ab320 Mon Sep 17 00:00:00 2001 From: toasted-nutbread Date: Sat, 14 Aug 2021 11:46:26 -0400 Subject: Dictionary worker refactor (#1894) * Rename dictionary worker files * Rename classes * Rename file * Rename class * Generalize the _invoke method * Rename 'import' to 'importDictionary' * Improve DictionaryImporterMediaLoader usage * Refactor message handler * Generalize onProgress event --- .../dictionary-importer-worker-media-loader.js | 65 ---------------------- 1 file changed, 65 deletions(-) delete mode 100644 ext/js/language/dictionary-importer-worker-media-loader.js (limited to 'ext/js/language/dictionary-importer-worker-media-loader.js') diff --git a/ext/js/language/dictionary-importer-worker-media-loader.js b/ext/js/language/dictionary-importer-worker-media-loader.js deleted file mode 100644 index 5d5d3593..00000000 --- a/ext/js/language/dictionary-importer-worker-media-loader.js +++ /dev/null @@ -1,65 +0,0 @@ -/* - * Copyright (C) 2021 Yomichan Authors - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - */ - -/** - * Class used for loading and validating media from a worker thread - * during the dictionary import process. - */ -class DictionaryImporterWorkerMediaLoader { - /** - * Creates a new instance of the media loader. - */ - constructor() { - this._requests = new Map(); - } - - /** - * Handles a response message posted to the worker thread. - * @param params Details of the response. - */ - handleMessage(params) { - const {id} = params; - const request = this._requests.get(id); - if (typeof request === 'undefined') { return; } - this._requests.delete(id); - const {error} = params; - if (typeof error !== 'undefined') { - request.reject(deserializeError(error)); - } else { - request.resolve(params.result); - } - } - - /** - * Attempts to load an image using a base64 encoded content and a media type - * and returns its resolution. - * @param mediaType The media type for the image content. - * @param content The binary content for the image, encoded in base64. - * @returns A Promise which resolves with {width, height} on success, - * otherwise an error is thrown. - */ - getImageResolution(mediaType, content) { - return new Promise((resolve, reject) => { - const id = generateId(16); - this._requests.set(id, {resolve, reject}); - self.postMessage({ - action: 'getImageResolution', - params: {id, mediaType, content} - }); - }); - } -} -- cgit v1.2.3