rx-player/dist/es2017/main_thread/core_interface/multithread.js

Canal+ HTML5 Video Player

import log from "../../log";
import CoreInterface from "./base";
/**
 * `CoreInterface` implementation for when the core will run in a WebWorker.
 */
export class WorkerCoreInterface extends CoreInterface {
    /**
     * Initialize a `WorkerCoreInterface` for the given `WebWorker` instance.
     *
     * The `addMessageListener` and `addErrorListener` methods will then register
     * listeners respectively for the `onmessage` and `onmessageerror` events
     * from this `WebWorker`.
     * The `sendMessage` method will allow to send messages to the `WebWorker`.
     * @param {Worker} worker
     */
    constructor(worker) {
        super();
        this._worker = worker;
        this._worker.onmessageerror = () => {
            this.listenersError.forEach((listener) => {
                listener();
            });
        };
        this._worker.onmessage = (evt) => {
            this.listeners.forEach((listener) => {
                // eslint-disable-next-line @typescript-eslint/no-unsafe-argument
                listener(evt.data);
            });
        };
    }
    /**
     * Send given message to the `WebWorker`.
     * @param {Object} msg
     * @param {Array.<Object>} [transferables]
     */
    sendMessage(msg, transferables) {
        log.debug("M-->C", "Sending message to worker", { name: msg.type });
        if (transferables === undefined) {
            this._worker.postMessage(msg);
        }
        else {
            this._worker.postMessage(msg, transferables);
        }
    }
}