/**
 * @author       Richard Davey <rich@photonstorm.com>
 * @copyright    2018 Photon Storm Ltd.
 * @license      {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
 */
declare var RotateAroundXY: any;
/**
 * Rotate a line around its midpoint by the given angle in radians.
 *
 * @function Phaser.Geom.Line.Rotate
 * @since 3.0.0
 *
 * @generic {Phaser.Geom.Line} O - [line,$return]
 *
 * @param {Phaser.Geom.Line} line - The line to rotate.
 * @param {number} angle - The angle of rotation in radians.
 *
 * @return {Phaser.Geom.Line} The rotated line.
 */
declare var Rotate: (items: any, value: any, step: any, index: any, direction: any) => any;