/*!
 * jQuery Cycle Plugin Transition Definitions
 * This script is a plugin for the jQuery Cycle Plugin
 * Examples and documentation at: http://malsup.com/jquery/cycle/
 * Copyright (c) 2007-2008 M. Alsup
 * Version:	 2.52
 * Dual licensed under the MIT and GPL licenses:
 * http://www.opensource.org/licenses/mit-license.php
 * http://www.gnu.org/licenses/gpl.html
 */
(function($) {


// scrollUp/Down/Left/Right
$.fn.cycle.transitions.scrollUp = function($cont, $slides, opts) {
	$cont.css('overflow','hidden');
	opts.before.push($.fn.cycle.commonReset);
	var h = $cont.height();
	opts.cssBefore ={ top: h, left: 0 };
	opts.cssFirst = { top: 0 };
	opts.animIn	  = { top: 0 };
	opts.animOut  = { top: -h };
};
$.fn.cycle.transitions.scrollDown = function($cont, $slides, opts) {
	$cont.css('overflow','hidden');
	opts.before.push($.fn.cycle.commonReset);
	var h = $cont.height();
	opts.cssFirst = { top: 0 };
	opts.cssBefore= { top: -h, left: 0 };
	opts.animIn	  = { top: 0 };
	opts.animOut  = { top: h };
};
$.fn.cycle.transitions.scrollLeft = function($cont, $slides, opts) {
	$cont.css('overflow','hidden');
	opts.before.push($.fn.cycle.commonReset);
	var w = $cont.width();
	opts.cssFirst = { left: 0 };
	opts.cssBefore= { left: w, top: 0 };
	opts.animIn	  = { left: 0 };
	opts.animOut  = { left: 0-w };
};
$.fn.cycle.transitions.scrollRight = function($cont, $slides, opts) {
	$cont.css('overflow','hidden');
	opts.before.push($.fn.cycle.commonReset);
	var w = $cont.width();
	opts.cssFirst = { left: 0 };
	opts.cssBefore= { left: -w, top: 0 };
	opts.animIn	  = { left: 0 };
	opts.animOut  = { left: w };
};
$.fn.cycle.transitions.scrollHorz = function($cont, $slides, opts) {
	$cont.css('overflow','hidden').width();
	opts.before.push(function(curr, next, opts, fwd) {
		$.fn.cycle.commonReset(curr,next,opts);
		opts.cssBefore.left = fwd ? (next.cycleW-1) : (1-next.cycleW);
		opts.animOut.left = fwd ? -curr.cycleW : curr.cycleW;
	});
	opts.cssFirst = { left: 0 };
	opts.cssBefore= { top: 0 };
	opts.animIn   = { left: 0 };
	opts.animOut  = { top: 0 };
};
$.fn.cycle.transitions.scrollVert = function($cont, $slides, opts) {
	$cont.css('overflow','hidden');
	opts.before.push(function(curr, next, opts, fwd) {
		$.fn.cycle.commonReset(curr,next,opts);
		opts.cssBefore.top = fwd ? (1-next.cycleH) : (next.cycleH-1);
		opts.animOut.top = fwd ? curr.cycleH : -curr.cycleH;
	});
	opts.cssFirst = { top: 0 };
	opts.cssBefore= { left: 0 };
	opts.animIn   = { top: 0 };
	opts.animOut  = { left: 0 };
};



// cover - curr slide covered by next slide
$.fn.cycle.transitions.cover = function($cont, $slides, opts) {
	var d = opts.direction || 'left';
	var w = $cont.css('overflow','hidden').width();
	var h = $cont.height();
	opts.before.push(function(curr, next, opts) {
		$.fn.cycle.commonReset(curr,next,opts);
		if (d == 'right') 
			opts.cssBefore.left = -w;
		else if (d == 'up')	   
			opts.cssBefore.top = h;
		else if (d == 'down')  
			opts.cssBefore.top = -h;
		else
			opts.cssBefore.left = w;
	});
	opts.animIn = { left: 0, top: 0};
	opts.animOut = { opacity: 1 };
	opts.cssBefore = { top: 0, left: 0 };
};

// uncover - curr slide moves off next slide
$.fn.cycle.transitions.uncover = function($cont, $slides, opts) {
	var d = opts.direction || 'left';
	var w = $cont.css('overflow','hidden').width();
	var h = $cont.height();
	opts.before.push(function(curr, next, opts) {
		$.fn.cycle.commonReset(curr,next,opts,true,true,true);
		if (d == 'right') 
			opts.animOut.left = w;
		else if (d == 'up')	   
			opts.animOut.top = -h;
		else if (d == 'down')  
			opts.animOut.top = h;
		else
			opts.animOut.left = -w;
	});	   
	opts.animIn = { left: 0, top: 0 };
	opts.animOut = { opacity: 1 };
	opts.cssBefore = { top: 0, left: 0 };
};

// wipe - clip animation
$.fn.cycle.transitions.wipe = function($cont, $slides, opts) {
	var w = $cont.css('overflow','hidden').width();
	var h = $cont.height();
	opts.cssBefore = opts.cssBefore || {};
	var clip;
	if (opts.clip) {
		if (/l2r/.test(opts.clip))
			clip = 'rect(0px 0px '+h+'px 0px)';
		else if (/r2l/.test(opts.clip))
			clip = 'rect(0px '+w+'px '+h+'px '+w+'px)';
		else if (/t2b/.test(opts.clip))
			clip = 'rect(0px '+w+'px 0px 0px)';
		else if (/b2t/.test(opts.clip))
			clip = 'rect('+h+'px '+w+'px '+h+'px 0px)';
		else if (/zoom/.test(opts.clip)) {
			var t = parseInt(h/2);
			var l = parseInt(w/2);
			clip = 'rect('+t+'px '+l+'px '+t+'px '+l+'px)';
		}
	}
	
	opts.cssBefore.clip = opts.cssBefore.clip || clip || 'rect(0px 0px 0px 0px)';
	
	var d = opts.cssBefore.clip.match(/(\d+)/g);
	var t = parseInt(d[0]), r = parseInt(d[1]), b = parseInt(d[2]), l = parseInt(d[3]);
	
	opts.before.push(function(curr, next, opts) {
		if (curr == next) return;
		var $curr = $(curr), $next = $(next);
		$.fn.cycle.commonReset(curr,next,opts,true,true,false);
    	opts.cssAfter.display = 'block';
		
		var step = 1, count = parseInt((opts.speedIn / 13)) - 1;
		(function f() {
			var tt = t ? t - parseInt(step * (t/count)) : 0;
			var ll = l ? l - parseInt(step * (l/count)) : 0;
			var bb = b < h ? b + parseInt(step * ((h-b)/count || 1)) : h;
			var rr = r < w ? r + parseInt(step * ((w-r)/count || 1)) : w;
			$next.css({ clip: 'rect('+tt+'px '+rr+'px '+bb+'px '+ll+'px)' });
			(step++ <= count) ? setTimeout(f, 13) : $curr.css('display', 'none');
		})();
	});	   
	opts.cssBefore = { display: 'block', opacity: 1, top: 0, left: 0 };
	opts.animIn	   = { left: 0 };
	opts.animOut   = { left: 0 };
};

})(jQuery);