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/*
* jQuery UI Effects Fold @VERSION
*
* Copyright (c) 2009 AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT (MIT-LICENSE.txt)
* and GPL (GPL-LICENSE.txt) licenses.
*
* http://docs.jquery.com/UI/Effects/Fold
*
* Depends:
* effects.core.js
*/
(function($) {
$.effects.fold = function(o) {
return this.queue(function() {
// Create element
var el = $(this), props = ['position','top','left'];
// Set options
var mode = $.effects.setMode(el, o.options.mode || 'hide'); // Set Mode
var size = o.options.size || 15; // Default fold size
var horizFirst = !(!o.options.horizFirst); // Ensure a boolean value
var duration = o.duration ? o.duration / 2 : $.fx.speeds._default / 2;
// Adjust
$.effects.save(el, props); el.show(); // Save & Show
var wrapper = $.effects.createWrapper(el).css({overflow:'hidden'}); // Create Wrapper
var widthFirst = ((mode == 'show') != horizFirst);
var ref = widthFirst ? ['width', 'height'] : ['height', 'width'];
var distance = widthFirst ? [wrapper.width(), wrapper.height()] : [wrapper.height(), wrapper.width()];
var percent = /([0-9]+)%/.exec(size);
if(percent) size = parseInt(percent[1],10) / 100 * distance[mode == 'hide' ? 0 : 1];
if(mode == 'show') wrapper.css(horizFirst ? {height: 0, width: size} : {height: size, width: 0}); // Shift
// Animation
var animation1 = {}, animation2 = {};
animation1[ref[0]] = mode == 'show' ? distance[0] : size;
animation2[ref[1]] = mode == 'show' ? distance[1] : 0;
// Animate
wrapper.animate(animation1, duration, o.options.easing)
.animate(animation2, duration, o.options.easing, function() {
if(mode == 'hide') el.hide(); // Hide
$.effects.restore(el, props); $.effects.removeWrapper(el); // Restore
if(o.callback) o.callback.apply(el[0], arguments); // Callback
el.dequeue();
});
});
};
})(jQuery);
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