phaser/src/actions/WrapInRectangle.js

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2018-03-10 21:35:02 +00:00
/**
* @author Richard Davey <rich@photonstorm.com>
2018-03-12 14:29:04 +00:00
* @author samme <samme.npm@gmail.com>
2018-03-10 21:35:02 +00:00
* @copyright 2018 Photon Storm Ltd.
* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
*/
var Wrap = require('../math/Wrap');
/**
* Wrap each item's coordinates within a rectangle's area.
*
* @function Phaser.Actions.WrapInRectangle
* @since [version]
* @see Phaser.Math.Wrap
*
* @param {array} items - An array of Game Objects. The contents of this array are updated by this Action.
* @param {Phaser.Geom.Rectangle} rect - The rectangle.
* @param {number} [padding=0] - An amount added to each side of the rectangle during the operation.
*
* @return {array} The array of Game Objects that was passed to this Action.
*/
var WrapInRectangle = function (items, rect, padding)
{
if (padding === undefined)
{
padding = 0;
}
for (var i = 0; i < items.length; i++)
{
var item = items[i];
item.x = Wrap(item.x, rect.left - padding, rect.right + padding);
item.y = Wrap(item.y, rect.top - padding, rect.bottom + padding);
}
return items;
};
module.exports = WrapInRectangle;