/*!

 * http://jqueryui.com

 *

 * Copyright jQuery Foundation and other contributors

 * Released under the MIT license.

 * http://jquery.org/license

 */

//>>label: Clip Effect

//>>group: Effects

//>>description: Clips the element on and off like an old TV.

//>>docs: http://api.jqueryui.com/clip-effect/

//>>demos: http://jqueryui.com/effect/

( function( factory ) {

	if ( typeof define === "function" && define.amd ) {

		// AMD. Register as an anonymous module.

		define( [

			"jquery",

			"./effect"

		], factory );

	} else {

		// Browser globals

		factory( jQuery );

	}

return $.effects.define( "clip", "hide", function( options, done ) {

	var start,

		animate = {},

		element = $( this ),

		direction = options.direction || "vertical",

		both = direction === "both",

		horizontal = both || direction === "horizontal",

		vertical = both || direction === "vertical";

	start = element.cssClip();

	animate.clip = {

		top: vertical ? ( start.bottom - start.top ) / 2 : start.top,

		right: horizontal ? ( start.right - start.left ) / 2 : start.right,

		bottom: vertical ? ( start.bottom - start.top ) / 2 : start.bottom,

		left: horizontal ? ( start.right - start.left ) / 2 : start.left

	};

	$.effects.createPlaceholder( element );

	if ( options.mode === "show" ) {

		element.cssClip( animate.clip );

		animate.clip = start;

	}

	element.animate( animate, {

		queue: false,

		duration: options.duration,

		easing: options.easing,

		complete: done

	} );

} );