// 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(
'Table of contents
');
toc = $(
"#nav-toc");
var footer = $(
"#nav-path");
var footerHeight = footer.height();
toc = toc.append(
'');
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(
""'>"' href='#title" +
i +
"' title='" + current.prop(
"tagName") +
"'>" + current.text() +
"");
}
else {
toc.append(
""'>"' href='#title" +
i +
"' title='" + current.prop(
"tagName") +
"'>" + current.text() +
"");
}
});
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);
});