phaser/src/tilemaps/components/HasTileAtWorldXY.js
2018-02-12 16:01:21 +00:00

33 lines
1.1 KiB
JavaScript

/**
* @author Richard Davey <rich@photonstorm.com>
* @copyright 2018 Photon Storm Ltd.
* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|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
* @since 3.0.0
*
* @param {number} worldX - [description]
* @param {number} worldY - [description]
* @param {Phaser.Cameras.Scene2D.Camera} [camera=main camera] - [description]
* @param {Phaser.Tilemaps.LayerData} layer - The Tilemap Layer to act upon.
*
* @return {boolean}
*/
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;