/*

 @licstart  The following is the entire license notice for the

 JavaScript code in this file.

 Copyright (C) 1997-2017 by Dimitri van Heesch

 This program is free software; you can redistribute it and/or modify

 it under the terms of the GNU General Public License as published by

 the Free Software Foundation; either version 2 of the License, or

 (at your option) any later version.

 This program is distributed in the hope that it will be useful,

 but WITHOUT ANY WARRANTY; without even the implied warranty of

 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License along

 with this program; if not, write to the Free Software Foundation, Inc.,

 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

 @licend  The above is the entire license notice

 for the JavaScript code in this file

 */

var navTreeSubIndices = new Array();

var arrowDown = '▼';

var arrowRight = '▶';

function getData(varName)

{

  var i = varName.lastIndexOf('/');

  var n = i>=0 ? varName.substring(i+1) : varName;

  return eval(n.replace(/\-/g,'_'));

}

function stripPath(uri)

{

  return uri.substring(uri.lastIndexOf('/')+1);

}

function stripPath2(uri)

{

  var i = uri.lastIndexOf('/');

  var s = uri.substring(i+1);

  var m = uri.substring(0,i+1).match(/\/d\w\/d\w\w\/$/);

  return m ? uri.substring(i-6) : s;

}

function hashValue()

{

  return $(location).attr('hash').substring(1).replace(/[^\w\-]/g,'');

}

function hashUrl()

{

  return '#'+hashValue();

}

function pathName()

{

  return $(location).attr('pathname').replace(/[^-A-Za-z0-9+&@#/%?=~_|!:,.;\(\)]/g, '');

}

function localStorageSupported()

{

  try {

    return 'localStorage' in window && window['localStorage'] !== null && window.localStorage.getItem;

  }

  catch(e) {

    return false;

  }

}

function storeLink(link)

{

  if (!$("#nav-sync").hasClass('sync') && localStorageSupported()) {

      window.localStorage.setItem('navpath',link);

  }

}

function deleteLink()

{

  if (localStorageSupported()) {

    window.localStorage.setItem('navpath','');

  }

}

function cachedLink()

{

  if (localStorageSupported()) {

    return window.localStorage.getItem('navpath');

  } else {

    return '';

  }

}

function getScript(scriptName,func,show)

{

  var head = document.getElementsByTagName("head")[0];

  var script = document.createElement('script');

  script.id = scriptName;

  script.type = 'text/javascript';

  script.onload = func;

  script.src = scriptName+'.js';

  if ($.browser.msie && $.browser.version<=8) {

    // script.onload does not work with older versions of IE

    script.onreadystatechange = function() {

      if (script.readyState=='complete' || script.readyState=='loaded') {

        func(); if (show) showRoot();

      }

    }

  }

  head.appendChild(script);

}

function createIndent(o,domNode,node,level)

{

  var level=-1;

  var n = node;

  while (n.parentNode) { level++; n=n.parentNode; }

  if (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);

  }

}

var animationInProgress = false;

function gotoAnchor(anchor,aname,updateLocation)

{

  var pos, docContent = $('#doc-content');

  var ancParent = $(anchor.parent());

  if (ancParent.hasClass('memItemLeft') ||

      ancParent.hasClass('fieldname') ||

      ancParent.hasClass('fieldtype') ||

      ancParent.is(':header'))

  {

    pos = ancParent.position().top;

  } else if (anchor.position()) {

    pos = anchor.position().top;

  }

  if (pos) {

    var dist = Math.abs(Math.min(

               pos-docContent.offset().top,

               docContent[0].scrollHeight-

               docContent.height()-docContent.scrollTop()));

    animationInProgress=true;

    docContent.animate({

      scrollTop: pos + docContent.scrollTop() - docContent.offset().top

    },Math.max(50,Math.min(500,dist)),function(){

      if (updateLocation) window.location.href=aname;

      animationInProgress=false;

    });

  }

}

function newNode(o, po, text, link, childrenData, lastNode)

{

  var node = new Object();

  node.children = Array();

  node.childrenData = childrenData;

  node.depth = po.depth + 1;

  node.relpath = po.relpath;

  node.isLast = lastNode;

  node.li = document.createElement("li");

  po.getChildrenUL().appendChild(node.li);

  node.parentNode = po;

  node.itemDiv = document.createElement("div");

  node.itemDiv.className = "item";

  node.labelSpan = document.createElement("span");

  node.labelSpan.className = "label";

  createIndent(o,node.itemDiv,node,0);

  node.itemDiv.appendChild(node.labelSpan);

  node.li.appendChild(node.itemDiv);

  var a = document.createElement("a");

  node.labelSpan.appendChild(a);

  node.label = document.createTextNode(text);

  node.expanded = false;

  a.appendChild(node.label);

  if (link) {

    var url;

    if (link.substring(0,1)=='^') {

      url = link.substring(1);

      link = url;

    } else {

      url = node.relpath+link;

    }

    a.className = stripPath(link.replace('#',':'));

    if (link.indexOf('#')!=-1) {

      var aname = '#'+link.split('#')[1];

      var srcPage = stripPath(pathName());

      var targetPage = stripPath(link.split('#')[0]);

      a.href = srcPage!=targetPage ? url : "javascript:void(0)";

      a.onclick = function(){

        storeLink(link);

        if (!$(a).parent().parent().hasClass('selected'))

        {

          $('.item').removeClass('selected');

          $('.item').removeAttr('id');

          $(a).parent().parent().addClass('selected');

          $(a).parent().parent().attr('id','selected');

        }

        var anchor = $(aname);

        gotoAnchor(anchor,aname,true);

      };

    } else {

      a.href = url;

      a.onclick = function() { storeLink(link); }

    }

  } else {

    if (childrenData != null)

    {

      a.className = "nolink";

      a.href = "javascript:void(0)";

      a.onclick = node.expandToggle.onclick;

    }

  }

  node.childrenUL = null;

  node.getChildrenUL = function() {

    if (!node.childrenUL) {

      node.childrenUL = document.createElement("ul");

      node.childrenUL.className = "children_ul";

      node.childrenUL.style.display = "none";

      node.li.appendChild(node.childrenUL);

    }

    return node.childrenUL;

  };

  return node;

}

function showRoot()

{

  var headerHeight = $("#top").height();

  var footerHeight = $("#nav-path").height();

  var windowHeight = $(window).height() - headerHeight - footerHeight;

  (function (){ // retry until we can scroll to the selected item

    try {

      var navtree=$('#nav-tree');

      navtree.scrollTo('#selected',0,{offset:-windowHeight/2});

    } catch (err) {

      setTimeout(arguments.callee, 0);

    }

  })();

}

function expandNode(o, node, imm, showRoot)

{

  if (node.childrenData && !node.expanded) {

    if (typeof(node.childrenData)==='string') {

      var varName    = node.childrenData;

      getScript(node.relpath+varName,function(){

        node.childrenData = getData(varName);

        expandNode(o, node, imm, showRoot);

      }, showRoot);

    } else {

      if (!node.childrenVisited) {

        getNode(o, node);

      } if (imm || ($.browser.msie && $.browser.version>8)) {

        // somehow slideDown jumps to the start of tree for IE9 :-(

        $(node.getChildrenUL()).show();

      } else {

        $(node.getChildrenUL()).slideDown("fast");

      }

      node.plus_img.innerHTML = arrowDown;

      node.expanded = true;

    }

  }

}

function glowEffect(n,duration)

{

  n.addClass('glow').delay(duration).queue(function(next){

    $(this).removeClass('glow');next();

  });

}

function highlightAnchor()

{

  var aname = hashUrl();

  var anchor = $(aname);

  if (anchor.parent().attr('class')=='memItemLeft'){

    var rows = $('.memberdecls tr[class$="'+hashValue()+'"]');

    glowEffect(rows.children(),300); // member without details

  } else if (anchor.parent().attr('class')=='fieldname'){

    glowEffect(anchor.parent().parent(),1000); // enum value

  } else if (anchor.parent().attr('class')=='fieldtype'){

    glowEffect(anchor.parent().parent(),1000); // struct field

  } else if (anchor.parent().is(":header")) {

    glowEffect(anchor.parent(),1000); // section header

  } else {

    glowEffect(anchor.next(),1000); // normal member

  }

  gotoAnchor(anchor,aname,false);

}

function selectAndHighlight(hash,n)

{

  var a;

  if (hash) {

    var link=stripPath(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');

  }

  showRoot();

}

function showNode(o, node, index, hash)

{

  if (node && node.childrenData) {

    if (typeof(node.childrenData)==='string') {

      var varName    = node.childrenData;

      getScript(node.relpath+varName,function(){

        node.childrenData = getData(varName);

        showNode(o,node,index,hash);

      },true);

    } else {

      if (!node.childrenVisited) {

        getNode(o, node);

      }

      $(node.getChildrenUL()).css({'display':'block'});

      node.plus_img.innerHTML = arrowDown;

      node.expanded = true;

      var n = node.children[o.breadcrumbs[index]];

      if (index+1

        showNode(o,n,index+1,hash);

      } else {

        if (typeof(n.childrenData)==='string') {

          var varName = n.childrenData;

          getScript(n.relpath+varName,function(){

            n.childrenData = getData(varName);

            node.expanded=false;

            showNode(o,node,index,hash); // retry with child node expanded

          },true);

        } else {

          var rootBase = stripPath(o.toroot.replace(/\..+$/, ''));

          if (rootBase=="index" || rootBase=="pages" || rootBase=="search") {

            expandNode(o, n, true, true);

          }

          selectAndHighlight(hash,n);

        }

      }

    }

  } else {

    selectAndHighlight(hash);

  }

}

function removeToInsertLater(element) {

  var parentNode = element.parentNode;

  var nextSibling = element.nextSibling;

  parentNode.removeChild(element);

  return function() {

    if (nextSibling) {

      parentNode.insertBefore(element, nextSibling);

    } else {

      parentNode.appendChild(element);

    }

  };

}

function getNode(o, po)

{

  var insertFunction = removeToInsertLater(po.li);

  po.childrenVisited = true;

  var l = po.childrenData.length-1;

  for (var i in po.childrenData) {

    var nodeData = po.childrenData[i];

    po.children[i] = newNode(o, po, nodeData[0], nodeData[1], nodeData[2],

      i==l);

  }

  insertFunction();

}

function gotoNode(o,subIndex,root,hash,relpath)

{

  var nti = navTreeSubIndices[subIndex][root+hash];

  o.breadcrumbs = $.extend(true, [], nti ? nti : navTreeSubIndices[subIndex][root]);

  if (!o.breadcrumbs && root!=NAVTREE[0][1]) { // fallback: show index

    navTo(o,NAVTREE[0][1],"",relpath);

    $('.item').removeClass('selected');

    $('.item').removeAttr('id');

  }

  if (o.breadcrumbs) {

    o.breadcrumbs.unshift(0); // add 0 for root node

    showNode(o, o.node, 0, hash);

  }

}

function navTo(o,root,hash,relpath)

{

  var link = cachedLink();

  if (link) {

    var parts = link.split('#');

    root = parts[0];

    if (parts.length>1) hash = '#'+parts[1].replace(/[^\w\-]/g,'');

    else hash='';

  }

  if (hash.match(/^#l\d+$/)) {

    var anchor=$('a[name='+hash.substring(1)+']');

    glowEffect(anchor.parent(),1000); // line number

    hash=''; // strip line number anchors

  }

  var url=root+hash;

  var i=-1;

  while (NAVTREEINDEX[i+1]<=url) i++;

  if (i==-1) { i=0; root=NAVTREE[0][1]; } // fallback: show index

  if (navTreeSubIndices[i]) {

    gotoNode(o,i,root,hash,relpath)

  } else {

    getScript(relpath+'navtreeindex'+i,function(){

      navTreeSubIndices[i] = eval('NAVTREEINDEX'+i);

      if (navTreeSubIndices[i]) {

        gotoNode(o,i,root,hash,relpath);

      }

    },true);

  }

}

function showSyncOff(n,relpath)

{

    n.html('');

}

function showSyncOn(n,relpath)

{

    n.html('');

}

function toggleSyncButton(relpath)

{

  var navSync = $('#nav-sync');

  if (navSync.hasClass('sync')) {

    navSync.removeClass('sync');

    showSyncOff(navSync,relpath);

    storeLink(stripPath2(pathName())+hashUrl());

  } else {

    navSync.addClass('sync');

    showSyncOn(navSync,relpath);

    deleteLink();

  }

}

function initNavTree(toroot,relpath)

{

  var o = new Object();

  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("span");

  o.node.plus_img.className = 'arrow';

  o.node.plus_img.innerHTML = arrowRight;

  if (localStorageSupported()) {

    var navSync = $('#nav-sync');

    if (cachedLink()) {

      showSyncOff(navSync,relpath);

      navSync.removeClass('sync');

    } else {

      showSyncOn(navSync,relpath);

    }

    navSync.click(function(){ toggleSyncButton(relpath); });

  }

  $(window).load(function(){

    navTo(o,toroot,hashUrl(),relpath);

    showRoot();

  });

  $(window).bind('hashchange', function(){

     if (window.location.hash && window.location.hash.length>1){

       var a;

       if ($(location).attr('hash')){

         var clslink=stripPath(pathName())+':'+hashValue();

         a=$('.item a[class$="'+clslink.replace(/

       }

       if (a==null || !$(a).parent().parent().hasClass('selected')){

         $('.item').removeClass('selected');

         $('.item').removeAttr('id');

       }

       var link=stripPath2(pathName());

       navTo(o,link,hashUrl(),relpath);

     } else if (!animationInProgress) {

       $('#doc-content').scrollTop(0);

       $('.item').removeClass('selected');

       $('.item').removeAttr('id');

       navTo(o,toroot,hashUrl(),relpath);

     }

  })

}

/* @license-end */