source: trunk/themes/default/js/ui/jquery.ui.effect-transfer.js @ 18953

/*!
 * jQuery UI Effects Transfer 1.9.0
 * http://jqueryui.com
 *
 * Copyright 2012 jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 *
 * http://api.jqueryui.com/transfer-effect/
 *
 * Depends:
 *      jquery.ui.effect.js
 */
(function( $, undefined ) {

$.effects.effect.transfer = function( o, done ) {
        var elem = $( this ),
                target = $( o.to ),
                targetFixed = target.css( "position" ) === "fixed",
                body = $("body"),
                fixTop = targetFixed ? body.scrollTop() : 0,
                fixLeft = targetFixed ? body.scrollLeft() : 0,
                endPosition = target.offset(),
                animation = {
                        top: endPosition.top - fixTop ,
                        left: endPosition.left - fixLeft ,
                        height: target.innerHeight(),
                        width: target.innerWidth()
                },
                startPosition = elem.offset(),
                transfer = $( '<div class="ui-effects-transfer"></div>' )
                        .appendTo( document.body )
                        .addClass( o.className )
                        .css({
                                top: startPosition.top - fixTop ,
                                left: startPosition.left - fixLeft ,
                                height: elem.innerHeight(),
                                width: elem.innerWidth(),
                                position: targetFixed ? "fixed" : "absolute"
                        })
                        .animate( animation, o.duration, o.easing, function() {
                                transfer.remove();
                                done();
                        });
};

})(jQuery);