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// generate a table of contents in the side-nav based on the h1/h2 tags of the current page.
function generate_autotoc() {
var headers = $("h1, h2");
if(headers.length > 1) {
var toc = $("#side-nav").append('<div id="nav-toc" class="toc"><h3>Table of contents</h3></div>');
toc = $("#nav-toc");
var footer = $("#nav-path");
var footerHeight = footer.height();
toc = toc.append('<ul></ul>');
toc = toc.find('ul');
var indices = new Array();
indices[0] = 0;
indices[1] = 0;
var h1counts = $("h1").length;
headers.each(function(i) {
var current = $(this);
var levelTag = current[0].tagName.charAt(1);
if(h1counts==0)
levelTag--;
var cur_id = current.attr("id");
indices[levelTag-1]+=1;
var prefix = indices[0];
if (levelTag >1) {
prefix+="."+indices[1];
}
// Uncomment to add number prefixes
// current.html(prefix + " " + current.html());
for(var l = levelTag; l < 2; ++l){
indices[l] = 0;
}
if(cur_id == undefined) {
current.attr('id', 'title' + i);
current.addClass('anchor');
toc.append("<li class='level" + levelTag + "'><a id='link" + i + "' href='#title" +
i + "' title='" + current.prop("tagName") + "'>" + current.text() + "</a></li>");
} else {
toc.append("<li class='level" + levelTag + "'><a id='" + cur_id + "' href='#title" +
i + "' title='" + current.prop("tagName") + "'>" + current.text() + "</a></li>");
}
});
resizeHeight();
}
}
var global_navtree_object;
// Overloaded to remove links to sections/subsections
function getNode(o, po)
{
po.childrenVisited = true;
var l = po.childrenData.length-1;
for (var i in po.childrenData) {
var nodeData = po.childrenData[i];
if((!nodeData[1]) || (nodeData[1].indexOf('#')==-1)) // <- we added this line
po.children[i] = newNode(o, po, nodeData[0], nodeData[1], nodeData[2], i==l);
}
}
// Overloaded to adjust the size of the navtree wrt the toc
function resizeHeight()
{
var header = $("#top");
var sidenav = $("#side-nav");
var content = $("#doc-content");
var navtree = $("#nav-tree");
var footer = $("#nav-path");
var toc = $("#nav-toc");
var headerHeight = header.outerHeight();
var footerHeight = footer.outerHeight();
var tocHeight = toc.height();
var windowHeight = $(window).height() - headerHeight - footerHeight;
content.css({height:windowHeight + "px"});
navtree.css({height:(windowHeight-tocHeight) + "px"});
sidenav.css({height:windowHeight + "px"});
}
// Overloaded to save the root node into global_navtree_object
function initNavTree(toroot,relpath)
{
var o = new Object();
global_navtree_object = o; // <- we added this line
o.toroot = toroot;
o.node = new Object();
o.node.li = document.getElementById("nav-tree-contents");
o.node.childrenData = NAVTREE;
o.node.children = new Array();
o.node.childrenUL = document.createElement("ul");
o.node.getChildrenUL = function() { return o.node.childrenUL; };
o.node.li.appendChild(o.node.childrenUL);
o.node.depth = 0;
o.node.relpath = relpath;
o.node.expanded = false;
o.node.isLast = true;
o.node.plus_img = document.createElement("img");
o.node.plus_img.src = relpath+"ftv2pnode.png";
o.node.plus_img.width = 16;
o.node.plus_img.height = 22;
if (localStorageSupported()) {
var navSync = $('#nav-sync');
if (cachedLink()) {
showSyncOff(navSync,relpath);
navSync.removeClass('sync');
} else {
showSyncOn(navSync,relpath);
}
navSync.click(function(){ toggleSyncButton(relpath); });
}
navTo(o,toroot,window.location.hash,relpath);
$(window).bind('hashchange', function(){
if (window.location.hash && window.location.hash.length>1){
var a;
if ($(location).attr('hash')){
var clslink=stripPath($(location).attr('pathname'))+':'+
$(location).attr('hash').substring(1);
a=$('.item a[class$="'+clslink+'"]');
}
if (a==null || !$(a).parent().parent().hasClass('selected')){
$('.item').removeClass('selected');
$('.item').removeAttr('id');
}
var link=stripPath2($(location).attr('pathname'));
navTo(o,link,$(location).attr('hash'),relpath);
} else if (!animationInProgress) {
$('#doc-content').scrollTop(0);
$('.item').removeClass('selected');
$('.item').removeAttr('id');
navTo(o,toroot,window.location.hash,relpath);
}
})
$(window).on("load", showRoot);
}
// return false if the the node has no children at all, or has only section/subsection children
function checkChildrenData(node) {
if (!(typeof(node.childrenData)==='string')) {
for (var i in node.childrenData) {
var url = node.childrenData[i][1];
if(url.indexOf("#")==-1)
return true;
}
return false;
}
return (node.childrenData);
}
// Modified to:
// 1 - remove the root node
// 2 - remove the section/subsection children
function createIndent(o,domNode,node,level)
{
var level=-2; // <- we replaced level=-1 by level=-2
var n = node;
while (n.parentNode) { level++; n=n.parentNode; }
if (checkChildrenData(node)) { // <- we modified this line to use checkChildrenData(node) instead of node.childrenData
var imgNode = document.createElement("span");
imgNode.className = 'arrow';
imgNode.style.paddingLeft=(16*level).toString()+'px';
imgNode.innerHTML=arrowRight;
node.plus_img = imgNode;
node.expandToggle = document.createElement("a");
node.expandToggle.href = "javascript:void(0)";
node.expandToggle.onclick = function() {
if (node.expanded) {
$(node.getChildrenUL()).slideUp("fast");
node.plus_img.innerHTML=arrowRight;
node.expanded = false;
} else {
expandNode(o, node, false, false);
}
}
node.expandToggle.appendChild(imgNode);
domNode.appendChild(node.expandToggle);
} else {
var span = document.createElement("span");
span.className = 'arrow';
span.style.width = 16*(level+1)+'px';
span.innerHTML = ' ';
domNode.appendChild(span);
}
}
// Overloaded to automatically expand the selected node
function selectAndHighlight(hash,n)
{
var a;
if (hash) {
var link=stripPath($(location).attr('pathname'))+':'+hash.substring(1);
a=$('.item a[class$="'+link+'"]');
}
if (a && a.length) {
a.parent().parent().addClass('selected');
a.parent().parent().attr('id','selected');
highlightAnchor();
} else if (n) {
$(n.itemDiv).addClass('selected');
$(n.itemDiv).attr('id','selected');
}
if ($('#nav-tree-contents .item:first').hasClass('selected')) {
$('#nav-sync').css('top','30px');
} else {
$('#nav-sync').css('top','5px');
}
expandNode(global_navtree_object, n, true, true); // <- we added this line
showRoot();
}
$(document).ready(function() {
generate_autotoc();
(function (){ // wait until the first "selected" element has been created
try {
// this line will triger an exception if there is no #selected element, i.e., before the tree structure is complete.
document.getElementById("selected").className = "item selected";
// ok, the default tree has been created, we can keep going...
// expand the "Chapters" node
if(window.location.href.indexOf('unsupported')==-1)
expandNode(global_navtree_object, global_navtree_object.node.children[0].children[2], true, true);
else
expandNode(global_navtree_object, global_navtree_object.node.children[0].children[1], true, true);
// Hide the root node "Eigen"
$(document.getElementsByClassName('index.html')[0]).parent().parent().css({display:"none"});
} catch (err) {
setTimeout(arguments.callee, 10);
}
})();
$(window).on("load", resizeHeight);
});
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