/**

 * Interface Elements for jQuery

 * FX - blind

 * 

 * http://interface.eyecon.ro

 * 

 * Copyright (c) 2006 Stefan Petre

 * Dual licensed under the MIT (MIT-LICENSE.txt) 

 * and GPL (GPL-LICENSE.txt) licenses.

 *   

 *

 */

/**

 * Applies a blinding animation to element

 */

jQuery.fn.extend(

	{

		/**

		 * @name BlindUp

		 * @description blinds the element up

		 * @param Mixed speed animation speed, integer for miliseconds, string ['slow' | 'normal' | 'fast']

		 * @param Function callback (optional) A function to be executed whenever the animation completes.

		 * @param String easing (optional) The name of the easing effect that you want to use.

		 * @type jQuery

		 * @cat Plugins/Interface

		 * @author Stefan Petre

		 */

		BlindUp : function (speed, callback, easing)

		{

			return this.queue('interfaceFX',function(){

				new jQuery.fx.BlindDirection(this, speed, callback, 'up', easing);

			});

		},

		/**

		 * @name BlindDown

		 * @description blinds the element down

		 * @param Mixed speed animation speed, integer for miliseconds, string ['slow' | 'normal' | 'fast']

		 * @param Function callback (optional) A function to be executed whenever the animation completes.

		 * @param String easing (optional) The name of the easing effect that you want to use.

		 * @type jQuery

		 * @cat Plugins/Interface

		 * @author Stefan Petre

		 */

		BlindDown : function (speed, callback, easing)

		{

			return this.queue('interfaceFX',function(){

				new jQuery.fx.BlindDirection(this, speed, callback, 'down', easing);

			});

		},

		/**

		 * @name BlindToggleVertically

		 * @description blinds the element up or down

		 * @param Mixed speed animation speed, integer for miliseconds, string ['slow' | 'normal' | 'fast']

		 * @param Function callback (optional) A function to be executed whenever the animation completes.

		 * @param String easing (optional) The name of the easing effect that you want to use.

		 * @type jQuery

		 * @cat Plugins/Interface

		 * @author Stefan Petre

		 */

		BlindToggleVertically : function (speed, callback, easing)

		{

			return this.queue('interfaceFX',function(){

				new jQuery.fx.BlindDirection(this, speed, callback, 'togglever', easing);

			});

		},

		/**

		 * @name BlindLeft

		 * @description blinds the element left

		 * @param Mixed speed animation speed, integer for miliseconds, string ['slow' | 'normal' | 'fast']

		 * @param Function callback (optional) A function to be executed whenever the animation completes.

		 * @param String easing (optional) The name of the easing effect that you want to use.

		 * @type jQuery

		 * @cat Plugins/Interface

		 * @author Stefan Petre

		 */

		BlindLeft : function (speed, callback, easing)

		{

			return this.queue('interfaceFX',function(){

				new jQuery.fx.BlindDirection(this, speed, callback, 'left', easing);

			});

		},

		/**

		 * @name BlindRight

		 * @description blinds the element right

		 * @param Mixed speed animation speed, integer for miliseconds, string ['slow' | 'normal' | 'fast']

		 * @param Function callback (optional) A function to be executed whenever the animation completes.

		 * @param String easing (optional) The name of the easing effect that you want to use.

		 * @type jQuery

		 * @cat Plugins/Interface

		 * @author Stefan Petre

		 */

		BlindRight : function (speed, callback, easing)

		{

			return this.queue('interfaceFX',function(){

				new jQuery.fx.BlindDirection(this, speed, callback, 'right', easing);

			});

		},

		/**

		 * @name BlindToggleHorizontally

		 * @description blinds the element left and right

		 * @param Mixed speed animation speed, integer for miliseconds, string ['slow' | 'normal' | 'fast']

		 * @param Function callback (optional) A function to be executed whenever the animation completes.

		 * @param String easing (optional) The name of the easing effect that you want to use.

		 * @type jQuery

		 * @cat Plugins/Interface

		 * @author Stefan Petre

		 */

		BlindToggleHorizontally : function (speed, callback, easing)

		{

			return this.queue('interfaceFX',function(){

				new jQuery.fx.BlindDirection(this, speed, callback, 'togglehor', easing);

			});

		}

	}

);

jQuery.fx.BlindDirection = function (e, speed, callback, direction, easing)

{

	if (!jQuery.fxCheckTag(e)) {

		jQuery.dequeue(e, 'interfaceFX');

		return false;

	}

	var z = this;

	z.el = jQuery(e);

	z.size = jQuery.iUtil.getSize(e);

	z.easing = typeof callback == 'string' ? callback : easing||null;

	if (!e.ifxFirstDisplay)

		e.ifxFirstDisplay = z.el.css('display');

	if ( direction == 'togglever') {

		direction = z.el.css('display') == 'none' ? 'down' : 'up';

	} else if (direction == 'togglehor') {

		direction = z.el.css('display') == 'none' ? 'right' : 'left';

	}

	z.el.show();

	z.speed = speed;

	z.callback = typeof callback == 'function' ? callback : null;

	z.fx = jQuery.fx.buildWrapper(e);

	z.direction = direction;

	z.complete = function()

	{

		if (z.callback && z.callback.constructor == Function) {

			z.callback.apply(z.el.get(0));

		}

		if(z.direction == 'down' || z.direction == 'right'){

			z.el.css('display', z.el.get(0).ifxFirstDisplay == 'none' ? 'block' : z.el.get(0).ifxFirstDisplay);

		} else {

			z.el.hide();

		}

		jQuery.fx.destroyWrapper(z.fx.wrapper.get(0), z.fx.oldStyle);

		jQuery.dequeue(z.el.get(0), 'interfaceFX');

	};

	switch (z.direction) {

		case 'up':

			fxh = new jQuery.fx(

				z.fx.wrapper.get(0),

				jQuery.speed(

					z.speed,

					z.easing,

					z.complete

				),

				'height'

			);

			fxh.custom(z.fx.oldStyle.sizes.hb, 0);

		break;

		case 'down':

			z.fx.wrapper.css('height', '1px');

			z.el.show();

			fxh = new jQuery.fx(

				z.fx.wrapper.get(0),

				jQuery.speed(

					z.speed,

					z.easing,

					z.complete

				),

				'height'

			);

			fxh.custom(0, z.fx.oldStyle.sizes.hb);

		break;

		case 'left':

			fxh = new jQuery.fx(

				z.fx.wrapper.get(0),

				jQuery.speed(

					z.speed,

					z.easing,

					z.complete

				),

				'width'

			);

			fxh.custom(z.fx.oldStyle.sizes.wb, 0);

		break;

		case 'right':

			z.fx.wrapper.css('width', '1px');

			z.el.show();

			fxh = new jQuery.fx(

				z.fx.wrapper.get(0),

				jQuery.speed(

					z.speed,

					z.easing,

					z.complete

				),

				'width'

			);

			fxh.custom(0, z.fx.oldStyle.sizes.wb);

		break;

	}

};