satie/src/engine_application.ts

A sheet music renderer for the web

/**
 * This file is part of Satie music engraver <https://github.com/jnetterf/satie>.
 * Copyright (C) Joshua Netterfield <joshua.ca> 2015 - present.
 * 
 * Satie is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 * 
 * Satie 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 Affero General Public License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public License
 * along with Satie.  If not, see <http://www.gnu.org/licenses/>.
 */

import {Pitch} from "musicxml-interfaces";

import {init, ISatieOptions} from "./engine_setup";

export type IHandler = (path: (string|number)[], pitch: Pitch) => void;

let _didInit = false;

export default class Application {
    constructor(options: ISatieOptions) {
        if (_didInit) {
            throw new Error("There can only be one Satie Application.");
        }

        _didInit = true;
        init(options);
    }
}