/**
 * jQuery Diagonal Matrix Fade Plugin
 * Examples and documentation at: http://jonobr1.github.com/diagonalFade
 * Copyright (c) 2010 Jono Brandel
 * Version: .01 (18-MAY-2010)
 * Requires: jQuery v1.3.2 or later
 *
 * TODO:
 * + Extend Cycle or write own (based on jquery.cycle.lite.js)
 * + Make it so it's not just for a fixed container
 *
 * Copyright 2010 jonobr1
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

(function(i){void 0==i.support&&(i.support={opacity:!i.browser.msie});i.fn.diagonalFade=function(n){function l(j,e,f,h,g,k){var c=f,b=true;if(h=="left-right"&&g=="top-bottom"||h=="left-right"&&g=="bottom-top"){c++;if(e[c])for(f=0;f<e[c].length;f++){var d=e[c][f]+1;j.children(":nth-child("+d+")").animate({opacity:k},a.time,function(){if(b){l(j,e,c,h,g,k);b=false}})}else i.isFunction(a.complete)&&a.complete.apply(this)}else if(h=="right-left"&&g=="top-bottom"||h=="right-left"&&g=="bottom-top"){c--;
if(c>=0)for(f=0;f<e[c].length;f++){d=e[c][f]+1;j.children(":nth-child("+d+")").animate({opacity:k},a.time,function(){if(b){l(j,e,c,h,g,k);b=false}})}else i.isFunction(a.complete)&&a.complete.apply(this)}}var a=i.extend({},i.fn.diagonalFade.defaultOptions,n);return this.each(function(){for(var j=i(this),e=j.width(),f=j.height(),h=j.children(),g=i(h[0]).outerWidth(true),k=i(h[0]).outerHeight(true),e=Math.floor(e/g),f=Math.floor(f/k),k=[],g=[],c=0,b=0;b<f;b++){k[b]=Array(e);for(var d=0;d<e;d++)if(h[b*
e+d]&&h[b*e+d].offsetWidth>0&&h[b*e+d].offsetHeight>0){k[b][d]=c;c++}}switch(a.fade){case "in":var m=1;break;case "out":m=0}if(a.fadeDirection_y=="top-bottom"&&a.fadeDirection_x=="left-right"||a.fadeDirection_y=="bottom-top"&&a.fadeDirection_x=="right-left"){for(b=0;b<f+e-1;b++){h=b<e?0:b-e+1;c=[];for(d=b-(b<f?0:b-f+1);d>=h;d--)c.push(k[d][b-d]);g.push(c)}if(a.fadeDirection_y=="top-bottom"&&a.fadeDirection_x=="left-right")l(j,g,-1,a.fadeDirection_x,a.fadeDirection_y,m);else if(a.fadeDirection_y==
"bottom-top"&&a.fadeDirection_x=="right-left"){c=g.length;l(j,g,c,a.fadeDirection_x,a.fadeDirection_y,m)}}else if(a.fadeDirection_y=="bottom-top"&&a.fadeDirection_x=="left-right"||a.fadeDirection_y=="top-bottom"&&a.fadeDirection_x=="right-left"){for(b=1-f;b<e;b++){c=[];for(d=0;d<f;d++)b+d>=0&&b+d<e&&c.push(k[d][b+d]);g.push(c)}if(a.fadeDirection_y=="bottom-top"&&a.fadeDirection_x=="left-right")l(j,g,-1,a.fadeDirection_x,a.fadeDirection_y,m);else if(a.fadeDirection_y=="top-bottom"&&a.fadeDirection_x==
"right-left"){c=g.length;l(j,g,c,a.fadeDirection_x,a.fadeDirection_y,m)}}})};i.fn.diagonalFade.defaultOptions={time:100,fadeDirection_x:"left-right",fadeDirection_y:"top-bottom",fade:"out",complete:null}})(jQuery);