Tyriar/pathfinding-visualiser

/**
 * @license
 * pathfinding-visualiser <http://github.com/Tyriar/pathfinding-visualiser>
 * Copyright 2014 Daniel Imms <http://www.growingwiththeweb.com>
 * Released under the MIT license <http://github.com/Tyriar/pathfinding-visualiser/blob/master/LICENSE>
 */
(function (root, factory) {
  'use strict';
  if (typeof define === 'function' && define.amd) {
    define([], factory);
  } else if (typeof exports === 'object') {
    module.exports = factory();
  }
}(this, function () {
  'use strict';

  function MapNode(x, y, parent, cost) {
    this.x = x;
    this.y = y;
    this.g = 0;
    this.f = 0;
    this.parent = parent;
    if (parent) {
      this.g = parent.g + cost;
    }
  }

  MapNode.prototype.equals = function (other) {
    return this.x === other.x && this.y === other.y;
  };

  MapNode.prototype.getHashKey = function () {
    return this.x + ',' + this.y;
  };

  return MapNode;
}));