wisemapping-frontend/packages/mindplot/lib/components/layout/ChangeEvent.js

/*
 *    Copyright [2015] [wisemapping]
 *
 *   Licensed under WiseMapping Public License, Version 1.0 (the "License").
 *   It is basically the Apache License, Version 2.0 (the "License") plus the
 *   "powered by wisemapping" text requirement on every single page;
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the license at
 *
 *       http://www.wisemapping.org/license
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 */

const ChangeEvent = new Class(/** @lends ChangeEvent */{
  /**
     * @constructs
     * @param {} id
     * @throws will throw an error if the given id is not/cannot be converted to a numerical value
     */
  initialize(id) {
    $assert(!isNaN(id), 'id can not be null');
    this._id = id;
    this._position = null;
    this._order = null;
  },

  /** @return id */
  getId() {
    return this._id;
  },

  /** @return order */
  getOrder() {
    return this._order;
  },

  /** @return position */
  getPosition() {
    return this._position;
  },

  /**
     * @param {} value the order to set
     * @throws will throw an error if the given parameter is not/cannot be converted to a numerical
     * value
     */
  setOrder(value) {
    $assert(!isNaN(value), 'value can not be null');
    this._order = value;
  },

  /** @param {} value
     *  @throws will throw an error if the value is null or undefined */
  setPosition(value) {
    $assert(value, 'value can not be null');
    this._position = value;
  },

  /** @return {String} order and position */
  toString() {
    return `[order:${this.getOrder()}, position: {${this.getPosition().x},${this.getPosition().y}}]`;
  },
});

export default ChangeEvent;