text: /**
   * @author       Richard Davey <rich@photonstorm.com>
   * @copyright    2020 Photon Storm Ltd.
   * @license      {@link https://opensource.org/licenses/MIT|MIT License}
   */
  
  var HasTileAt = require('./HasTileAt');
  var WorldToTileX = require('./WorldToTileX');
  var WorldToTileY = require('./WorldToTileY');
  
  /**
   * Checks if there is a tile at the given location (in world coordinates) in the given layer. Returns
   * false if there is no tile or if the tile at that location has an index of -1.
   *
   * @function Phaser.Tilemaps.Components.HasTileAtWorldXY
   * @private
   * @since 3.0.0
   *
   * @param {number} worldX - The X coordinate of the world position.
   * @param {number} worldY - The Y coordinate of the world position.
   * @param {Phaser.Cameras.Scene2D.Camera} [camera=main camera] - The Camera to use when factoring in which tiles to return.
   * @param {Phaser.Tilemaps.LayerData} layer - The Tilemap Layer to act upon.
   * 
   * @return {?boolean} Returns a boolean, or null if the layer given was invalid.
   */
  var HasTileAtWorldXY = function (worldX, worldY, camera, layer)
  {
      var tileX = WorldToTileX(worldX, true, camera, layer);
      var tileY = WorldToTileY(worldY, true, camera, layer);
  
      return HasTileAt(tileX, tileY, layer);
  };
  
  module.exports = HasTileAtWorldXY;
  