diff options
Diffstat (limited to 'slides/s5/ui/default/slides.js')
| -rwxr-xr-x | slides/s5/ui/default/slides.js | 764 |
1 files changed, 764 insertions, 0 deletions
diff --git a/slides/s5/ui/default/slides.js b/slides/s5/ui/default/slides.js new file mode 100755 index 0000000..ab2a4b2 --- /dev/null +++ b/slides/s5/ui/default/slides.js @@ -0,0 +1,764 @@ +// S5 v1.2a1 slides.js -- released into the Public Domain +// +// Please see http://www.meyerweb.com/eric/tools/s5/credits.html for information +// about all the wonderful and talented contributors to this code! + +var undef; +var slideCSS = ''; +var snum = 0; +var smax = 1; +var incpos = 0; +var number = undef; +var s5mode = true; +var defaultView = 'slideshow'; +var controlVis = 'visible'; + +var s5NotesWindow; +var s5NotesWindowLoaded = false; +var previousSlide = 0; +var presentationStart = new Date(); +var slideStart = new Date(); + +var countdown = { + timer: 0, + state: 'pause', + start: new Date(), + end: 0, + remaining: 0 +}; + + +var isIE = navigator.appName == 'Microsoft Internet Explorer' && navigator.userAgent.indexOf('Opera') < 1 ? 1 : 0; +var isOp = navigator.userAgent.indexOf('Opera') > -1 ? 1 : 0; +var isGe = navigator.userAgent.indexOf('Gecko') > -1 && navigator.userAgent.indexOf('Safari') < 1 ? 1 : 0; + +function hasClass(object, className) { + if (!object.className) return false; + return (object.className.search('(^|\\s)' + className + '(\\s|$)') != -1); +} + +function hasValue(object, value) { + if (!object) return false; + return (object.search('(^|\\s)' + value + '(\\s|$)') != -1); +} + +function removeClass(object,className) { + if (!object || !hasClass(object,className)) return; + object.className = object.className.replace(new RegExp('(^|\\s)'+className+'(\\s|$)'), RegExp.$1+RegExp.$2); +} + +function addClass(object,className) { + if (!object || hasClass(object, className)) return; + if (object.className) { + object.className += ' '+className; + } else { + object.className = className; + } +} + +function GetElementsWithClassName(elementName,className) { + var allElements = document.getElementsByTagName(elementName); + var elemColl = new Array(); + for (var i = 0; i< allElements.length; i++) { + if (hasClass(allElements[i], className)) { + elemColl[elemColl.length] = allElements[i]; + } + } + return elemColl; +} + +function isParentOrSelf(element, id) { + if (element == null || element.nodeName=='BODY') return false; + else if (element.id == id) return true; + else return isParentOrSelf(element.parentNode, id); +} + +function nodeValue(node) { + var result = ""; + if (node.nodeType == 1) { + var children = node.childNodes; + for (var i = 0; i < children.length; ++i) { + result += nodeValue(children[i]); + } + } + else if (node.nodeType == 3) { + result = node.nodeValue; + } + return(result); +} + +function slideLabel() { + var slideColl = GetElementsWithClassName('*','slide'); + var list = document.getElementById('jumplist'); + smax = slideColl.length; + for (var n = 0; n < smax; n++) { + var obj = slideColl[n]; + + var did = 'slide' + n.toString(); + obj.setAttribute('id',did); + +// if (isOp) continue; // Opera fix (hallvord) + + var otext = ''; + var menu = obj.firstChild; + if (!menu) continue; // to cope with empty slides + while (menu && menu.nodeType == 3) { + menu = menu.nextSibling; + } + if (!menu) continue; // to cope with slides with only text nodes + + var menunodes = menu.childNodes; + for (var o = 0; o < menunodes.length; o++) { + otext += nodeValue(menunodes[o]); + } + list.options[list.length] = new Option(n + ' : ' + otext, n); + } +} + +function currentSlide() { + var cs; + if (document.getElementById) { + cs = document.getElementById('currentSlide'); + } else { + cs = document.currentSlide; + } + cs.innerHTML = '<a id="plink" href="">' + + '<span id="csHere">' + snum + '<\/span> ' + + '<span id="csSep">\/<\/span> ' + + '<span id="csTotal">' + (smax-1) + '<\/span>' + + '<\/a>' + ; + if (snum == 0) { + cs.style.visibility = 'hidden'; + } else { + cs.style.visibility = 'visible'; + } +} + +function go(step) { + if (document.getElementById('slideProj').disabled || step == 0) return; + var jl = document.getElementById('jumplist'); + var cid = 'slide' + snum; + var ce = document.getElementById(cid); + if (incrementals[snum].length > 0) { + for (var i = 0; i < incrementals[snum].length; i++) { + removeClass(incrementals[snum][i], 'current'); + removeClass(incrementals[snum][i], 'incremental'); + } + } + if (step != 'j') { + snum += step; + lmax = smax - 1; + if (snum > lmax) snum = lmax; + if (snum < 0) snum = 0; + } else + snum = parseInt(jl.value); + var nid = 'slide' + snum; + var ne = document.getElementById(nid); + if (!ne) { + ne = document.getElementById('slide0'); + snum = 0; + } + if (step < 0) {incpos = incrementals[snum].length} else {incpos = 0;} + if (incrementals[snum].length > 0 && incpos == 0) { + for (var i = 0; i < incrementals[snum].length; i++) { + if (hasClass(incrementals[snum][i], 'current')) + incpos = i + 1; + else + addClass(incrementals[snum][i], 'incremental'); + } + } + if (incrementals[snum].length > 0 && incpos > 0) + addClass(incrementals[snum][incpos - 1], 'current'); + if (isOp) { //hallvord + location.hash = nid; + } else { + ce.style.visibility = 'hidden'; + ne.style.visibility = 'visible'; + } // /hallvord + jl.selectedIndex = snum; + currentSlide(); + loadNote(); + permaLink(); + number = undef; +} + +function goTo(target) { + if (target >= smax || target == snum) return; + go(target - snum); +} + +function subgo(step) { + if (step > 0) { + removeClass(incrementals[snum][incpos - 1],'current'); + removeClass(incrementals[snum][incpos], 'incremental'); + addClass(incrementals[snum][incpos],'current'); + incpos++; + } else { + incpos--; + removeClass(incrementals[snum][incpos],'current'); + addClass(incrementals[snum][incpos], 'incremental'); + addClass(incrementals[snum][incpos - 1],'current'); + } + loadNote(); +} + +function toggle() { + var slideColl = GetElementsWithClassName('*','slide'); + var slides = document.getElementById('slideProj'); + var outline = document.getElementById('outlineStyle'); + if (!slides.disabled) { + slides.disabled = true; + outline.disabled = false; + s5mode = false; + fontSize('1em'); + for (var n = 0; n < smax; n++) { + var slide = slideColl[n]; + slide.style.visibility = 'visible'; + } + } else { + slides.disabled = false; + outline.disabled = true; + s5mode = true; + fontScale(); + for (var n = 0; n < smax; n++) { + var slide = slideColl[n]; + slide.style.visibility = 'hidden'; + } + slideColl[snum].style.visibility = 'visible'; + } +} + +function showHide(action) { + var obj = GetElementsWithClassName('*','hideme')[0]; + switch (action) { + case 's': obj.style.visibility = 'visible'; break; + case 'h': obj.style.visibility = 'hidden'; break; + case 'k': + if (obj.style.visibility != 'visible') { + obj.style.visibility = 'visible'; + } else { + obj.style.visibility = 'hidden'; + } + break; + } +} + +// 'keys' code adapted from MozPoint (http://mozpoint.mozdev.org/) +function keys(key) { + if (!key) { + key = event; + key.which = key.keyCode; + } + if (key.which == 84) { + toggle(); + return; + } + if (s5mode) { + switch (key.which) { + case 10: // return + case 13: // enter + if (window.event && isParentOrSelf(window.event.srcElement, 'controls')) return; + if (key.target && isParentOrSelf(key.target, 'controls')) return; + if(number != undef) { + goTo(number); + break; + } + case 32: // spacebar + case 34: // page down + case 39: // rightkey + case 40: // downkey + if(number != undef) { + go(number); + } else if (!incrementals[snum] || incpos >= incrementals[snum].length) { + go(1); + } else { + subgo(1); + } + break; + case 33: // page up + case 37: // leftkey + case 38: // upkey + if(number != undef) { + go(-1 * number); + } else if (!incrementals[snum] || incpos <= 0) { + go(-1); + } else { + subgo(-1); + } + break; + case 36: // home + goTo(0); + break; + case 35: // end + goTo(smax-1); + break; + case 67: // c + showHide('k'); + break; + case 78: // n + createNotesWindow(); + break; + } + if (key.which < 48 || key.which > 57) { + number = undef; + } else { + if (window.event && isParentOrSelf(window.event.srcElement, 'controls')) return; + if (key.target && isParentOrSelf(key.target, 'controls')) return; + number = (((number != undef) ? number : 0) * 10) + (key.which - 48); + } + } + return false; +} + +function clicker(e) { + number = undef; + var target; + if (window.event) { + target = window.event.srcElement; + e = window.event; + } else target = e.target; + if (target.href != null || hasValue(target.rel, 'external') || isParentOrSelf(target, 'controls') || isParentOrSelf(target,'embed') || isParentOrSelf(target,'object')) return true; + if (!e.which || e.which == 1) { + if (!incrementals[snum] || incpos >= incrementals[snum].length) { + go(1); + } else { + subgo(1); + } + } +} + +function findSlide(hash) { + var target = null; + var slides = GetElementsWithClassName('*','slide'); + for (var i = 0; i < slides.length; i++) { + var targetSlide = slides[i]; + if ( (targetSlide.name && targetSlide.name == hash) + || (targetSlide.id && targetSlide.id == hash) ) { + target = targetSlide; + break; + } + } + while(target != null && target.nodeName != 'BODY') { + if (hasClass(target, 'slide')) { + return parseInt(target.id.slice(5)); + } + target = target.parentNode; + } + return null; +} + +function slideJump() { + if (window.location.hash == null) return; + var sregex = /^#slide(\d+)$/; + var matches = sregex.exec(window.location.hash); + var dest = null; + if (matches != null) { + dest = parseInt(matches[1]); + } else { + dest = findSlide(window.location.hash.slice(1)); + } + if (dest != null) + go(dest - snum); +} + +function fixLinks() { + var thisUri = window.location.href; + thisUri = thisUri.slice(0, thisUri.length - window.location.hash.length); + var aelements = document.getElementsByTagName('A'); + for (var i = 0; i < aelements.length; i++) { + var a = aelements[i].href; + var slideID = a.match('\#slide[0-9]{1,2}'); + if ((slideID) && (slideID[0].slice(0,1) == '#')) { + var dest = findSlide(slideID[0].slice(1)); + if (dest != null) { + if (aelements[i].addEventListener) { + aelements[i].addEventListener("click", new Function("e", + "if (document.getElementById('slideProj').disabled) return;" + + "go("+dest+" - snum); " + + "if (e.preventDefault) e.preventDefault();"), true); + } else if (aelements[i].attachEvent) { + aelements[i].attachEvent("onclick", new Function("", + "if (document.getElementById('slideProj').disabled) return;" + + "go("+dest+" - snum); " + + "event.returnValue = false;")); + } + } + } + } +} + +function externalLinks() { + if (!document.getElementsByTagName) return; + var anchors = document.getElementsByTagName('a'); + for (var i=0; i<anchors.length; i++) { + var anchor = anchors[i]; + if (anchor.getAttribute('href') && hasValue(anchor.rel, 'external')) { + anchor.target = '_blank'; + addClass(anchor,'external'); + } + } +} + +function permaLink() { + document.getElementById('plink').href = window.location.pathname + '#slide' + snum; +} + +function createControls() { + var controlsDiv = document.getElementById("controls"); + if (!controlsDiv) return; + var hider = ' onmouseover="showHide(\'s\');" onmouseout="showHide(\'h\');"'; + var hideDiv, hideList = ''; + if (controlVis == 'hidden') { + hideDiv = hider; + } else { + hideList = hider; + } + controlsDiv.innerHTML = '<form action="#" id="controlForm"' + hideDiv + '>' + + '<div id="navLinks">' + + '<a accesskey="n" id="show-notes" href="javascript:createNotesWindow();" title="Show Notes">≡<\/a>' + + '<a accesskey="t" id="toggle" href="javascript:toggle();">Ø<\/a>' + + '<a accesskey="z" id="prev" href="javascript:go(-1);">«<\/a>' + + '<a accesskey="x" id="next" href="javascript:go(1);">»<\/a>' + + '<div id="navList"' + hideList + '><select id="jumplist" onchange="go(\'j\');"><\/select><\/div>' + + '<\/div><\/form>'; + if (controlVis == 'hidden') { + var hidden = document.getElementById('navLinks'); + } else { + var hidden = document.getElementById('jumplist'); + } + addClass(hidden,'hideme'); +} + +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 + if (!s5mode) return false; + var vScale = 48; // both yield 16 (the usual browser default) at 1024x768 + var hScale = 64; // perhaps should auto-calculate based on theme's declared value? + if (window.innerHeight) { + var vSize = window.innerHeight; + var hSize = window.innerWidth; + } else if (document.documentElement.clientHeight) { + var vSize = document.documentElement.clientHeight; + var hSize = document.documentElement.clientWidth; + } else if (document.body.clientHeight) { + var vSize = document.body.clientHeight; + var hSize = document.body.clientWidth; + } else { + var vSize = 700; // assuming 1024x768, minus chrome and such + var hSize = 1024; // these do not account for kiosk mode or Opera Show + } + var newSize = Math.min(Math.round(vSize/vScale),Math.round(hSize/hScale)); + fontSize(newSize + 'px'); + if (isGe) { // hack to counter incremental reflow bugs + 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 = document.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(ui/default/iepngfix.htc)'); + document.styleSheets[0].addRule('div', 'behavior: url(ui/default/iepngfix.htc)'); + document.styleSheets[0].addRule('.slide', 'behavior: url(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') { + 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') { + 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. + s5NotesWindow = window.open('ui/s5-notes.html', 's5NotesWindow', 'top=0,left=0'); + } + 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.innerHTML = formatTime(now.valueOf() - presentationStart.valueOf()); + es.innerHTML = 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.innerHTML = 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.innerHTML = 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 windowChange() { + fontScale(); +} + +function startup() { + defaultCheck(); + createControls(); // hallvord + slideLabel(); + incrementals = createIncrementals(); + noteLabel(); // [SI:060104] must follow slideLabel() + loadNote(); + fixLinks(); + externalLinks(); + fontScale(); + 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);}
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