858 lines
26 KiB
JavaScript
858 lines
26 KiB
JavaScript
// S5 v1.2a2 slides.js -- released into the Public Domain
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// Many modifications by Jacques Distler to allow operation as real XHTML.
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//
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// Please see http://www.meyerweb.com/eric/tools/s5/credits.html for information
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// about all the wonderful and talented contributors to this code!
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var undef;
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var slideCSS = '';
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var snum = 0;
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var smax = 1;
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var incpos = 0;
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var number = undef;
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var s5mode = true;
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var defaultView = 'slideshow';
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var controlVis = 'visible';
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var s5NotesWindow;
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var s5NotesWindowLoaded = false;
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var previousSlide = 0;
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var presentationStart = new Date();
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var slideStart = new Date();
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var countdown = {
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timer: 0,
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state: 'pause',
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start: new Date(),
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end: 0,
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remaining: 0
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};
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var isIE = navigator.appName == 'Microsoft Internet Explorer' && navigator.userAgent.indexOf('Opera') < 1 ? 1 : 0;
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var isOp = navigator.userAgent.indexOf('Opera') > -1 ? 1 : 0;
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var isSa = navigator.userAgent.indexOf('Safari') > -1 ? 1 : 0;
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var isGe = navigator.userAgent.indexOf('Gecko') > -1 && navigator.userAgent.indexOf('Safari') < 1 ? 1 : 0;
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function hasClass(object, className) {
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if (!object.className ||!object.getAttribute('class')) return false;
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return (object.getAttribute('class').search('(^|\\s)' + className + '(\\s|$)') != -1);
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}
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function hasValue(object, value) {
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if (!object) return false;
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return (object.search('(^|\\s)' + value + '(\\s|$)') != -1);
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}
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function removeClass(object,className) {
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if (!object || !hasClass(object,className)) return;
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object.className = object.className.replace(new RegExp('(^|\\s)'+className+'(\\s|$)'), RegExp.$1+RegExp.$2);
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}
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function addClass(object,className) {
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if (!object || hasClass(object, className)) return;
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if (object.className) {
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object.className += ' '+className;
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} else {
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object.className = className;
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}
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}
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function GetElementsWithClassName(elementName,className) {
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var allElements = document.getElementsByTagName(elementName);
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var elemColl = new Array();
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for (var i = 0; i< allElements.length; i++) {
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if (hasClass(allElements[i], className)) {
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elemColl[elemColl.length] = allElements[i];
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}
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}
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return elemColl;
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}
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function isParentOrSelf(element, id) {
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if (element == null || element.nodeName=='body') return false;
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else if (element.id == id) return true;
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else return isParentOrSelf(element.parentNode, id);
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}
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function nodeValue(node) {
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var result = "";
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if (node.nodeType == 1) {
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var children = node.childNodes;
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for (var i = 0; i < children.length; ++i) {
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result += nodeValue(children[i]);
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}
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}
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else if (node.nodeType == 3) {
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result = node.nodeValue;
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}
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return(result);
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}
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function slideLabel() {
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var slideColl = GetElementsWithClassName('*','slide');
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var list = document.getElementById('jumplist');
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smax = slideColl.length;
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for (var n = 0; n < smax; n++) {
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var obj = slideColl[n];
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var did = 'slide' + n.toString();
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obj.setAttribute('id',did);
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// if (isOp) continue; // Opera fix (hallvord)
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var otext = '';
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var menu = obj.firstChild;
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if (!menu) continue; // to cope with empty slides
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while (menu && menu.nodeType == 3) {
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menu = menu.nextSibling;
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}
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if (!menu) continue; // to cope with slides with only text nodes
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var menunodes = menu.childNodes;
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for (var o = 0; o < menunodes.length; o++) {
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otext += nodeValue(menunodes[o]);
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}
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if (isSa) {
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var option = createElement('option');
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option.setAttribute('value', n);
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option.appendChild(document.createTextNode(n + ' : ' + otext) );
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list.appendChild(option);
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} else {
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list.options[list.length] = new Option(n + ' : ' + otext, n);
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}
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}
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}
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function currentSlide() {
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var cs;
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if (document.getElementById) {
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cs = document.getElementById('currentSlide');
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} else {
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cs = document.currentSlide;
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}
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var plink = createElement('a');
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plink.id = 'plink';
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plink.setAttribute('href', '');
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var csHere = createElement('span');
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var csSep = createElement('span');
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var csTotal = createElement('span');
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csHere.id = 'csHere';
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csSep.id = 'csSep';
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csTotal.id = 'csTotal';
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csHere.appendChild(document.createTextNode(this.snum));
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csSep.appendChild(document.createTextNode('/'));
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csTotal.appendChild(document.createTextNode(this.smax-1));
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plink.appendChild(csHere);
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plink.appendChild(csSep);
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plink.appendChild(csTotal);
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cs.removeChild(cs.firstChild);
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cs.appendChild(plink);
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if (snum == 0) {
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cs.style.visibility = 'hidden';
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} else {
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cs.style.visibility = 'visible';
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}
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}
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function go(step) {
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if (document.getElementById('slideProj').disabled || step == 0) return;
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var jl = document.getElementById('jumplist');
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var cid = 'slide' + snum;
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var ce = document.getElementById(cid);
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if (incrementals[snum].length > 0) {
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for (var i = 0; i < incrementals[snum].length; i++) {
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removeClass(incrementals[snum][i], 'current');
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removeClass(incrementals[snum][i], 'incremental');
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}
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}
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if (step != 'j') {
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snum += step;
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lmax = smax - 1;
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if (snum > lmax) snum = lmax;
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if (snum < 0) snum = 0;
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} else
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snum = parseInt(jl.value);
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var nid = 'slide' + snum;
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var ne = document.getElementById(nid);
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if (!ne) {
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ne = document.getElementById('slide0');
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snum = 0;
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}
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if (step < 0) {incpos = incrementals[snum].length} else {incpos = 0;}
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if (incrementals[snum].length > 0 && incpos == 0) {
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for (var i = 0; i < incrementals[snum].length; i++) {
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if (hasClass(incrementals[snum][i], 'current'))
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incpos = i + 1;
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else
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addClass(incrementals[snum][i], 'incremental');
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}
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}
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if (incrementals[snum].length > 0 && incpos > 0)
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addClass(incrementals[snum][incpos - 1], 'current');
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if (isOp) { //hallvord
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location.hash = nid;
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} else {
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ce.style.visibility = 'hidden';
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ne.style.visibility = 'visible';
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} // /hallvord
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jl.selectedIndex = snum;
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currentSlide();
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loadNote();
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permaLink();
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number = undef;
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}
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function goTo(target) {
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if (target >= smax || target == snum) return;
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go(target - snum);
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}
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function subgo(step) {
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if (step > 0) {
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removeClass(incrementals[snum][incpos - 1],'current');
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removeClass(incrementals[snum][incpos], 'incremental');
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addClass(incrementals[snum][incpos],'current');
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incpos++;
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} else {
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incpos--;
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removeClass(incrementals[snum][incpos],'current');
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addClass(incrementals[snum][incpos], 'incremental');
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addClass(incrementals[snum][incpos - 1],'current');
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}
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loadNote();
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}
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function toggle() {
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var slideColl = GetElementsWithClassName('*','slide');
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var slides = document.getElementById('slideProj');
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var outline = document.getElementById('outlineStyle');
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if (!slides.disabled) {
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slides.disabled = true;
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outline.disabled = false;
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s5mode = false;
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fontSize('1em');
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for (var n = 0; n < smax; n++) {
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var slide = slideColl[n];
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slide.style.visibility = 'visible';
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}
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} else {
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slides.disabled = false;
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outline.disabled = true;
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s5mode = true;
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fontScale();
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for (var n = 0; n < smax; n++) {
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var slide = slideColl[n];
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slide.style.visibility = 'hidden';
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}
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slideColl[snum].style.visibility = 'visible';
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}
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}
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function showHide(action) {
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var obj = GetElementsWithClassName('*','hideme')[0];
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switch (action) {
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case 's': obj.style.visibility = 'visible'; break;
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case 'h': obj.style.visibility = 'hidden'; break;
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case 'k':
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if (obj.style.visibility != 'visible') {
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obj.style.visibility = 'visible';
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} else {
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obj.style.visibility = 'hidden';
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}
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break;
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}
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}
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// 'keys' code adapted from MozPoint (http://mozpoint.mozdev.org/)
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function keys(key) {
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if (!key) {
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key = event;
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key.which = key.keyCode;
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}
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if (key.which == 84) {
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toggle();
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return;
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}
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if (s5mode) {
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switch (key.which) {
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case 10: // return
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case 13: // enter
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if (window.event && isParentOrSelf(window.event.srcElement, 'controls')) return;
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if (key.target && isParentOrSelf(key.target, 'controls')) return;
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if(number != undef) {
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goTo(number);
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break;
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}
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case 32: // spacebar
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case 34: // page down
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case 39: // rightkey
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case 40: // downkey
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if(number != undef) {
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go(number);
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} else if (!incrementals[snum] || incpos >= incrementals[snum].length) {
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go(1);
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} else {
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subgo(1);
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}
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break;
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case 33: // page up
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case 37: // leftkey
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case 38: // upkey
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if(number != undef) {
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go(-1 * number);
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} else if (!incrementals[snum] || incpos <= 0) {
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go(-1);
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} else {
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subgo(-1);
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}
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break;
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case 36: // home
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goTo(0);
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break;
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case 35: // end
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goTo(smax-1);
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break;
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case 67: // c
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showHide('k');
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break;
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case 78: // n
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createNotesWindow();
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break;
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}
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if (key.which < 48 || key.which > 57) {
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number = undef;
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} else {
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if (window.event && isParentOrSelf(window.event.srcElement, 'controls')) return;
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if (key.target && isParentOrSelf(key.target, 'controls')) return;
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number = (((number != undef) ? number : 0) * 10) + (key.which - 48);
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}
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}
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return false;
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}
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function clicker(e) {
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number = undef;
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var target;
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if (window.event) {
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target = window.event.srcElement;
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e = window.event;
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} else target = e.target;
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if (target.href != null || hasValue(target.rel, 'external') || isParentOrSelf(target, 'controls') || isParentOrSelf(target,'embed') || isParentOrSelf(target,'object')) return true;
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if (!e.which || e.which == 1) {
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if (!incrementals[snum] || incpos >= incrementals[snum].length) {
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go(1);
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} else {
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subgo(1);
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}
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}
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}
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function findSlide(hash) {
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var target = null;
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var slides = GetElementsWithClassName('*','slide');
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for (var i = 0; i < slides.length; i++) {
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var targetSlide = slides[i];
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if ( (targetSlide.name && targetSlide.name == hash)
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|| (targetSlide.id && targetSlide.id == hash) ) {
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target = targetSlide;
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break;
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}
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}
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while(target != null && target.nodeName != 'body') {
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if (hasClass(target, 'slide')) {
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return parseInt(target.id.slice(5));
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}
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target = target.parentNode;
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}
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return null;
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}
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function slideJump() {
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if (window.location.hash == null) return;
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var sregex = /^#slide(\d+)$/;
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var matches = sregex.exec(window.location.hash);
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var dest = null;
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if (matches != null) {
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dest = parseInt(matches[1]);
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} else {
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dest = findSlide(window.location.hash.slice(1));
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}
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if (dest != null)
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go(dest - snum);
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}
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function fixLinks() {
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var thisUri = window.location.href;
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thisUri = thisUri.slice(0, thisUri.length - window.location.hash.length);
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var aelements = document.getElementsByTagName('a');
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for (var i = 0; i < aelements.length; i++) {
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var a = aelements[i].href;
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var slideID = a.match('\#slide[0-9]{1,2}');
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if ((slideID) && (slideID[0].slice(0,1) == '#')) {
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var dest = findSlide(slideID[0].slice(1));
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if (dest != null) {
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if (aelements[i].addEventListener) {
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aelements[i].addEventListener("click", new Function("e",
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"if (document.getElementById('slideProj').disabled) return;" +
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"go("+dest+" - snum); " +
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"if (e.preventDefault) e.preventDefault();"), true);
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} else if (aelements[i].attachEvent) {
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aelements[i].attachEvent("onclick", new Function("",
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"if (document.getElementById('slideProj').disabled) return;" +
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"go("+dest+" - snum); " +
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"event.returnValue = false;"));
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}
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}
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}
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}
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}
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function externalLinks() {
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if (!document.getElementsByTagName) return;
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var anchors = document.getElementsByTagName('a');
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for (var i=0; i<anchors.length; i++) {
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var anchor = anchors[i];
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if (anchor.getAttribute('href') && hasValue(anchor.rel, 'external')) {
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anchor.target = '_blank';
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addClass(anchor,'external');
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}
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}
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}
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function permaLink() {
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document.getElementById('plink').href = window.location.pathname + '#slide' + snum;
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}
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function createControls() {
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var controlsDiv = document.getElementById("controls");
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if (!controlsDiv) return;
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var controlForm = createElement('form');
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controlForm.id = 'controlForm';
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controlForm.setAttribute('action', '#');
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if (controlVis == 'hidden') {
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controlForm.setAttribute('onmouseover', 'showHide(\'s\');');
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controlForm.setAttribute('onmouseout', 'showHide(\'h\');');
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}
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var navLinks = createElement('div');
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navLinks.id = 'navLinks';
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var showNotes = createElement('a');
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showNotes.id = 'show-notes';
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showNotes.setAttribute('accesskey', 'n');
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showNotes.setAttribute('href', 'javascript:createNotesWindow();');
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showNotes.setAttribute('title', 'Show Notes');
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showNotes.appendChild(document.createTextNode('\u2261'));
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var toggle = createElement('a');
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toggle.id = 'toggle';
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toggle.setAttribute('accesskey', 't');
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toggle.setAttribute('href', 'javascript:toggle();');
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toggle.appendChild(document.createTextNode('\u00D8'));
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var prev = createElement('a');
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prev.id = 'prev';
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prev.setAttribute('accesskey', 'z');
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prev.setAttribute('href', 'javascript:go(-1);');
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prev.appendChild(document.createTextNode('\u00AB'));
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var next = createElement('a');
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next.id = 'next';
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next.setAttribute('accesskey', 'x');
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next.setAttribute('href', 'javascript:go(1);');
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next.appendChild(document.createTextNode('\u00BB'));
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var navList = createElement('div');
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navList.id = 'navList';
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if (controlVis != 'hidden') {
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navList.setAttribute('onmouseover', 'showHide(\'s\');');
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navList.setAttribute('onmouseout', 'showHide(\'h\');');
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}
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var jumplist = createElement('select');
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jumplist.id = 'jumplist';
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jumplist.setAttribute('onchange', 'go(\'j\');');
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navList.appendChild(jumplist);
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navLinks.appendChild(showNotes);
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navLinks.appendChild(toggle);
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navLinks.appendChild(prev);
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navLinks.appendChild(next);
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navLinks.appendChild(navList);
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controlForm.appendChild(navLinks);
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controlsDiv.appendChild(controlForm);
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if (controlVis == 'hidden') {
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var hidden = document.getElementById('navLinks');
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} else {
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var hidden = document.getElementById('jumplist');
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}
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addClass(hidden,'hideme');
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}
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function fontScale() { // causes layout problems in FireFox that get fixed if browser's Reload is used; same may be true of other Gecko-based browsers
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if (!s5mode) return false;
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var vScale = 48; // both yield 16 (the usual browser default) at 1024x768
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var hScale = 64; // perhaps should auto-calculate based on theme's declared value?
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if (window.innerHeight) {
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var vSize = window.innerHeight;
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var hSize = window.innerWidth;
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} else if (document.documentElement.clientHeight) {
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var vSize = document.documentElement.clientHeight;
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var hSize = document.documentElement.clientWidth;
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} else if (document.body.clientHeight) {
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var vSize = document.body.clientHeight;
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var hSize = document.body.clientWidth;
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} else {
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var vSize = 700; // assuming 1024x768, minus chrome and such
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var hSize = 1024; // these do not account for kiosk mode or Opera Show
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}
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var newSize = Math.min(Math.round(vSize/vScale),Math.round(hSize/hScale));
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fontSize(newSize + 'px');
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if (isGe) { // hack to counter incremental reflow bugs
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var obj = document.getElementsByTagName('body')[0];
|
|
obj.style.display = 'none';
|
|
obj.style.display = 'block';
|
|
}
|
|
}
|
|
|
|
function fontSize(value) {
|
|
if (!(s5ss = document.getElementById('s5ss'))) {
|
|
if (!document.createStyleSheet) {
|
|
document.getElementsByTagName('head')[0].appendChild(s5ss = createElement('style'));
|
|
s5ss.setAttribute('media','screen, projection');
|
|
s5ss.setAttribute('id','s5ss');
|
|
} else {
|
|
document.createStyleSheet();
|
|
document.s5ss = document.styleSheets[document.styleSheets.length - 1];
|
|
}
|
|
}
|
|
if (!(document.s5ss && document.s5ss.addRule)) {
|
|
while (s5ss.lastChild) s5ss.removeChild(s5ss.lastChild);
|
|
s5ss.appendChild(document.createTextNode('html {font-size: ' + value + ' !important;}'));
|
|
} else {
|
|
document.s5ss.addRule('html','font-size: ' + value + ' !important;');
|
|
}
|
|
}
|
|
|
|
function notOperaFix() {
|
|
slideCSS = document.getElementById('slideProj').href;
|
|
var slides = document.getElementById('slideProj');
|
|
var outline = document.getElementById('outlineStyle');
|
|
slides.setAttribute('media','screen');
|
|
outline.disabled = true;
|
|
if (isGe) {
|
|
slides.setAttribute('href','null'); // Gecko fix
|
|
slides.setAttribute('href',slideCSS); // Gecko fix
|
|
}
|
|
if (isIE && document.styleSheets && document.styleSheets[0]) {
|
|
document.styleSheets[0].addRule('img', 'behavior: url(../../s5/ui/default/iepngfix.htc)');
|
|
document.styleSheets[0].addRule('div', 'behavior: url(../../s5/ui/default/iepngfix.htc)');
|
|
document.styleSheets[0].addRule('.slide', 'behavior: url(../../s5/ui/default/iepngfix.htc)');
|
|
}
|
|
}
|
|
|
|
function getIncrementals(obj) {
|
|
var incrementals = new Array();
|
|
if (!obj)
|
|
return incrementals;
|
|
var children = obj.childNodes;
|
|
for (var i = 0; i < children.length; i++) {
|
|
var child = children[i];
|
|
if (hasClass(child, 'incremental')) {
|
|
if (child.nodeName == 'ol' || child.nodeName == 'ul' || child.nodeName == 'dl') {
|
|
removeClass(child, 'incremental');
|
|
for (var j = 0; j < child.childNodes.length; j++) {
|
|
if (child.childNodes[j].nodeType == 1) {
|
|
addClass(child.childNodes[j], 'incremental');
|
|
}
|
|
}
|
|
} else {
|
|
incrementals[incrementals.length] = child;
|
|
removeClass(child,'incremental');
|
|
}
|
|
}
|
|
if (hasClass(child, 'show-first')) {
|
|
if (child.nodeName == 'ol' || child.nodeName == 'ul' || child.nodeName == 'dl') {
|
|
removeClass(child, 'show-first');
|
|
if (child.childNodes[isGe].nodeType == 1) {
|
|
removeClass(child.childNodes[isGe], 'incremental');
|
|
}
|
|
} else {
|
|
incrementals[incrementals.length] = child;
|
|
}
|
|
}
|
|
incrementals = incrementals.concat(getIncrementals(child));
|
|
}
|
|
return incrementals;
|
|
}
|
|
|
|
function createIncrementals() {
|
|
var incrementals = new Array();
|
|
for (var i = 0; i < smax; i++) {
|
|
incrementals[i] = getIncrementals(document.getElementById('slide'+i));
|
|
}
|
|
return incrementals;
|
|
}
|
|
|
|
function defaultCheck() {
|
|
var allMetas = document.getElementsByTagName('meta');
|
|
for (var i = 0; i< allMetas.length; i++) {
|
|
if (allMetas[i].name == 'defaultView') {
|
|
defaultView = allMetas[i].content;
|
|
}
|
|
if (allMetas[i].name == 'controlVis') {
|
|
controlVis = allMetas[i].content;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Key trap fix, new function body for trap()
|
|
function trap(e) {
|
|
if (!e) {
|
|
e = event;
|
|
e.which = e.keyCode;
|
|
}
|
|
try {
|
|
modifierKey = e.ctrlKey || e.altKey || e.metaKey;
|
|
}
|
|
catch(e) {
|
|
modifierKey = false;
|
|
}
|
|
return modifierKey || e.which == 0;
|
|
}
|
|
|
|
function noteLabel() { // Gives notes id's to match parent slides
|
|
var notes = GetElementsWithClassName('div','notes');
|
|
for (var i = 0; i < notes.length; i++) {
|
|
var note = notes[i];
|
|
var id = 'note' + note.parentNode.id.substring(5);
|
|
note.setAttribute('id',id);
|
|
}
|
|
resetElapsedSlide();
|
|
resetRemainingTime();
|
|
window.setInterval('updateElaspedTime()', 1000);
|
|
}
|
|
|
|
function createNotesWindow() { // creates a window for our notes
|
|
if (!s5NotesWindow || s5NotesWindow.closed) { // Create the window if it doesn't exist
|
|
s5NotesWindowLoaded = false;
|
|
// Note: Safari has a tendency to ignore window options preferring to default to the settings of the parent window, grr.
|
|
if (isIE) {
|
|
s5NotesWindow = window.open('../../s5/ui/s5-notes.html', 's5NotesWindow', 'top=0,left=0,resizable=yes,scrollbars=auto');
|
|
} else {
|
|
s5NotesWindow = window.open('../../s5/ui/s5-notes.xhtml', 's5NotesWindow', 'top=0,left=0,resizable=yes,scrollbars=auto');
|
|
}
|
|
}
|
|
if (s5NotesWindowLoaded) { // Load the current note if the Note HTML has loaded
|
|
loadNote();
|
|
} else { // Keep trying...
|
|
window.setTimeout('createNotesWindow()', 50);
|
|
}
|
|
}
|
|
|
|
function loadNote() {
|
|
// Loads a note into the note window
|
|
var notes = nextNotes = '<em class="disclaimer">There are no notes for this slide.</em>';
|
|
if (document.getElementById('note' + snum)) {
|
|
notes = document.getElementById('note' + snum).innerHTML;
|
|
}
|
|
if (document.getElementById('note' + (snum + 1))) {
|
|
nextNotes = document.getElementById('note' + (snum + 1)).innerHTML;
|
|
}
|
|
|
|
var jl = document.getElementById('jumplist');
|
|
var slideTitle = jl.options[jl.selectedIndex].text.replace(/^\d+\s+:\s+/, '') + ((jl.selectedIndex) ? ' (' + jl.selectedIndex + '/' + (smax - 1) + ')' : '');
|
|
if (incrementals[snum].length > 0) {
|
|
// alert('howdy');
|
|
slideTitle += ' <small>[' + incpos + '/' + incrementals[snum].length + ']</small>';
|
|
}
|
|
if (jl.selectedIndex < smax - 1) {
|
|
var nextTitle = jl.options[jl.selectedIndex + 1].text.replace(/^\d+\s+:\s+/, '') + ((jl.selectedIndex + 1) ? ' (' + (jl.selectedIndex + 1) + '/' + (smax - 1) + ')' : '');
|
|
} else {
|
|
var nextTitle = '[end of slide show]';
|
|
}
|
|
|
|
if (s5NotesWindow && !s5NotesWindow.closed && s5NotesWindow.document) {
|
|
s5NotesWindow.document.getElementById('slide').innerHTML = slideTitle;
|
|
s5NotesWindow.document.getElementById('notes').innerHTML = notes;
|
|
s5NotesWindow.document.getElementById('next').innerHTML = nextTitle;
|
|
s5NotesWindow.document.getElementById('nextnotes').innerHTML = nextNotes;
|
|
}
|
|
resetElapsedSlide();
|
|
}
|
|
|
|
function minimizeTimer(id) {
|
|
var obj = s5NotesWindow.document.getElementById(id);
|
|
if (hasClass(obj,'collapsed')) {
|
|
removeClass(obj,'collapsed');
|
|
} else {
|
|
addClass(obj,'collapsed');
|
|
}
|
|
}
|
|
|
|
function resetElapsedTime() {
|
|
presentationStart = new Date();
|
|
slideStart = new Date();
|
|
updateElaspedTime();
|
|
}
|
|
|
|
function resetElapsedSlide() {
|
|
if (snum != previousSlide) {
|
|
slideStart = new Date();
|
|
previousSlide = snum;
|
|
updateElaspedTime();
|
|
}
|
|
}
|
|
|
|
function updateElaspedTime() {
|
|
if (!s5NotesWindowLoaded || !s5NotesWindow || s5NotesWindow.closed) return;
|
|
var now = new Date();
|
|
var ep = s5NotesWindow.document.getElementById('elapsed-presentation');
|
|
var es = s5NotesWindow.document.getElementById('elapsed-slide');
|
|
ep.removeChild(ep.firstChild);
|
|
ep.appendChild(document.createTextNode(formatTime(now.valueOf() - presentationStart.valueOf())));
|
|
es.removeChild(es.firstChild);
|
|
es.appendChild(document.createTextNode(formatTime(now.valueOf() - slideStart.valueOf())));
|
|
}
|
|
|
|
function resetRemainingTime() {
|
|
if (!s5NotesWindowLoaded || !s5NotesWindow || s5NotesWindow.closed) return;
|
|
var startField = s5NotesWindow.document.getElementById('startFrom');
|
|
startFrom = readTime(startField.value);
|
|
countdown.remaining = startFrom * 60000; // convert to msecs
|
|
countdown.start = new Date().valueOf();
|
|
countdown.end = countdown.start + countdown.remaining;
|
|
var tl = s5NotesWindow.document.getElementById('timeLeft');
|
|
var timeLeft = formatTime(countdown.remaining);
|
|
tl.removeChild(tl.firstChild);
|
|
tl.appendChild(document.createTextNode(timeLeft));
|
|
}
|
|
|
|
function updateRemainingTime() {
|
|
if (!s5NotesWindowLoaded || !s5NotesWindow || s5NotesWindow.closed) return;
|
|
var tl = s5NotesWindow.document.getElementById('timeLeft');
|
|
var now = new Date();
|
|
if (countdown.state == 'run') {
|
|
countdown.remaining = countdown.end - now;
|
|
}
|
|
tl.style.color = '';
|
|
tl.style.backgroundColor = '';
|
|
if (countdown.remaining >= 0) {
|
|
var timeLeft = formatTime(countdown.remaining);
|
|
removeClass(tl,'overtime');
|
|
if (countdown.remaining < 300000) {
|
|
tl.style.color = 'rgb(' + (255-Math.round(countdown.remaining/2000)) + ',0,0)';
|
|
tl.style.backgroundColor = 'rgb(255,255,' + (Math.round(countdown.remaining/2000)) + ')';
|
|
}
|
|
} else {
|
|
var timeLeft = '-' + formatTime(-countdown.remaining);
|
|
addClass(tl,'overtime');
|
|
}
|
|
tl.removeChild(tl.firstChild);
|
|
tl.appendChild(document.createTextNode(timeLeft));
|
|
}
|
|
|
|
function toggleRemainingTime() {
|
|
if (countdown.state == 'pause') countdown.state = 'run'; else countdown.state = 'pause';
|
|
if (countdown.state == 'pause') {
|
|
window.clearInterval(countdown.timer);
|
|
}
|
|
if (countdown.state == 'run') {
|
|
countdown.start = new Date().valueOf();
|
|
countdown.end = countdown.start + countdown.remaining;
|
|
countdown.timer = window.setInterval('updateRemainingTime()', 1000);
|
|
}
|
|
}
|
|
|
|
function alterRemainingTime(amt) {
|
|
var change = amt * 60000; // convert to msecs
|
|
countdown.end += change;
|
|
countdown.remaining += change;
|
|
updateRemainingTime();
|
|
}
|
|
|
|
function formatTime(msecs) {
|
|
var time = new Date(msecs);
|
|
|
|
var hrs = time.getUTCHours() + ((time.getUTCDate() -1) * 24); // I doubt anyone will spend more than 24 hours on a presentation or single slide but just in case...
|
|
hrs = (hrs < 10) ? '0'+hrs : hrs;
|
|
if (hrs == 'NaN' || isNaN(hrs)) hrs = '--';
|
|
|
|
var min = time.getUTCMinutes();
|
|
min = (min < 10) ? '0'+min : min;
|
|
if (min == 'NaN' || isNaN(min)) min = '--';
|
|
|
|
var sec = time.getUTCSeconds();
|
|
sec = (sec < 10) ? '0'+sec : sec;
|
|
if (sec == 'NaN' || isNaN(sec)) sec = '--';
|
|
|
|
return hrs + ':' + min + ':' + sec;
|
|
}
|
|
|
|
function readTime(val) {
|
|
var sregex = /:/;
|
|
var matches = sregex.exec(val);
|
|
if (matches == null) {
|
|
return val;
|
|
} else {
|
|
var times = val.split(':');
|
|
var hours = parseInt(times[0]);
|
|
var mins = parseInt(times[1]);
|
|
var total = (hours * 60) + mins;
|
|
return total;
|
|
}
|
|
}
|
|
|
|
function createElement(element) {
|
|
if (typeof document.createElementNS != 'undefined') {
|
|
return document.createElementNS('http://www.w3.org/1999/xhtml', element);
|
|
} else {
|
|
return document.createElement(element);
|
|
}
|
|
}
|
|
|
|
function windowChange() {
|
|
fontScale();
|
|
}
|
|
|
|
function fixRunIn() {
|
|
// work around lack of gecko support for display:run-in
|
|
var re = /^num_|\s+num_|^un_|\s+un_|proof/;
|
|
$$('div > h6').each(function(element) {
|
|
if(re.test($(element.parentNode).className)) {
|
|
var new_span = new Element('span').update(element.textContent);
|
|
new_span.addClassName('theorem_label');
|
|
var next_el = element.next().firstChild;
|
|
next_el.parentNode.insertBefore(new_span, next_el);
|
|
var period = new Element('span').update('. ');
|
|
next_el.parentNode.insertBefore(period, next_el);
|
|
element.remove();
|
|
}
|
|
});
|
|
// add tombstone to proof, since gecko doesn't support :last-child properly
|
|
|
|
$$('div.proof').each(function(element) {
|
|
var l = element.childElements().length -1;
|
|
var span = new Element('span').update('\u00a0\u00a0\u25ae');
|
|
element.childElements()[l].insert(span);
|
|
})
|
|
}
|
|
|
|
function startup() {
|
|
defaultCheck();
|
|
createControls(); // hallvord
|
|
slideLabel();
|
|
incrementals = createIncrementals();
|
|
noteLabel(); // [SI:060104] must follow slideLabel()
|
|
loadNote();
|
|
fixLinks();
|
|
externalLinks();
|
|
fontScale();
|
|
fixRunIn();
|
|
if (!isOp) notOperaFix();
|
|
slideJump();
|
|
if (defaultView == 'outline') {
|
|
toggle();
|
|
}
|
|
document.onkeyup = keys;
|
|
document.onkeypress = trap;
|
|
document.onclick = clicker;
|
|
}
|
|
|
|
window.onload = startup;
|
|
window.onresize = function(){setTimeout('windowChange()',5);}
|