77 lines
1.9 KiB
JavaScript
77 lines
1.9 KiB
JavaScript
SyntaxHighlighter.defaults['gutter'] = false;
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SyntaxHighlighter.all();
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// hackity hack
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$(window).load(function() {
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var ft = $("#floating-toc");
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var ul = ft.find('ul');
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var lis = ft.find('li');
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var liHeight = $(lis.first()).height();
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ul.css('margin', '0px');
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ft.css('height', liHeight + 'px');
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showNs = function(ns) {
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var index = 0;
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for(i in nsPositions.nss) {
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if(ns == nsPositions.nss[i]) index = i;
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}
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if(index != lastNsIndex) {
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lastNsIndex = index;
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ul.animate({marginTop: (-1 * liHeight * index) + 'px'},
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300);
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}
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}
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var calcNsPositions = function() {
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var hheight = $('.docs-header').first().height();
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var nss = [];
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var anchors = [];
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var positions = [];
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$.each(lis, function(i, el) {
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var ns = $(el).attr('id').split('_')[1];
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nss.push(ns);
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var a = $("a[name='"+ns+"']");
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anchors.push(a);
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positions.push(a.offset().top - hheight);
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// console.log(a.offset().top)
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});
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return {nss: nss, positions: positions};
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}
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var nsPositions = calcNsPositions();
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// console.log(nsPositions)
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var lastNsIndex = -1;
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var $window = $(window);
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var currentSection = function(nsp) {
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var ps = nsp.positions;
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var scroll = $window.scrollTop();
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var nsIndex = -1;
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for(var i = 0, length = ps.length; i < length; i++) {
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if(ps[i] >= scroll) {
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nsIndex = i-1;
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break;
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}
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}
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if(nsIndex == -1) {
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if(scroll >= ps[0]) {
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nsIndex = ps.length - 1;
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} else {
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nsIndex = 0;
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}
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}
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return nsp.nss[nsIndex];
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}
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$(window).scroll(function(e) {
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showNs(currentSection(nsPositions));
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});
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});
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