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new paused mode feature (closes #144), controls and progress DOM elements are no longer required in HTML

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This commit is contained in:
Hakim El Hattab
2012-10-08 00:08:50 -04:00
parent 84b69b6b9a
commit f22e5f85e8
4 changed files with 234 additions and 118 deletions
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38
css/reveal.css
View File

@@ -410,6 +410,7 @@ body {
margin-top: -320px; margin-top: -320px;
padding: 20px 0px; padding: 20px 0px;
overflow: visible; overflow: visible;
z-index: 1;
text-align: center; text-align: center;
@@ -921,6 +922,33 @@ body {
} }
/*********************************************
* PAUSED MODE
*********************************************/
.reveal .pause-overlay {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: black;
visibility: hidden;
opacity: 0;
z-index: 100;
-webkit-transition: all 1s ease;
-moz-transition: all 1s ease;
-ms-transition: all 1s ease;
-o-transition: all 1s ease;
transition: all 1s ease;
}
.reveal.paused .pause-overlay {
visibility: visible;
opacity: 1;
}
/********************************************* /*********************************************
* FALLBACK * FALLBACK
*********************************************/ *********************************************/
@@ -945,10 +973,10 @@ body {
/********************************************* /*********************************************
* DEFAULT STATES * BACKGROUND STATES
*********************************************/ *********************************************/
.state-background { .reveal .state-background {
position: absolute; position: absolute;
width: 100%; width: 100%;
height: 100%; height: 100%;
@@ -960,13 +988,13 @@ body {
-o-transition: background 800ms ease; -o-transition: background 800ms ease;
transition: background 800ms ease; transition: background 800ms ease;
} }
.alert .state-background { .alert .reveal .state-background {
background: rgba( 200, 50, 30, 0.6 ); background: rgba( 200, 50, 30, 0.6 );
} }
.soothe .state-background { .soothe .reveal .state-background {
background: rgba( 50, 200, 90, 0.4 ); background: rgba( 50, 200, 90, 0.4 );
} }
.blackout .state-background { .blackout .reveal .state-background {
background: rgba( 0, 0, 0, 0.6 ); background: rgba( 0, 0, 0, 0.6 );
} }

24
index.html
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@@ -34,9 +34,6 @@
<div class="reveal"> <div class="reveal">
<!-- Used to fade in a background when a specific slide state is reached -->
<div class="state-background"></div>
<!-- Any section element inside of this container is displayed as a slide --> <!-- Any section element inside of this container is displayed as a slide -->
<div class="slides"> <div class="slides">
<section> <section>
@@ -278,6 +275,14 @@ function linkify( selector ) {
</script> </script>
</section> </section>
<section>
<h2>Take a Moment</h2>
<p>
Press b or period on your keyboard to enter the 'paused' mode. This mode is helpful when you want to take disctracting slides off the screen
during a presentaion.
</p>
</section>
<section> <section>
<h2>Stellar Links</h2> <h2>Stellar Links</h2>
<ul> <ul>
@@ -311,17 +316,6 @@ function linkify( selector ) {
</section> </section>
</div> </div>
<!-- The navigational controls UI -->
<aside class="controls">
<a class="left" href="#">&#x25C4;</a>
<a class="right" href="#">&#x25BA;</a>
<a class="up" href="#">&#x25B2;</a>
<a class="down" href="#">&#x25BC;</a>
</aside>
<!-- Presentation progress bar -->
<div class="progress"><span></span></div>
</div> </div>
<script src="lib/js/head.min.js"></script> <script src="lib/js/head.min.js"></script>
@@ -346,7 +340,7 @@ function linkify( selector ) {
{ src: 'lib/js/showdown.js', condition: function() { return !!document.querySelector( '[data-markdown]' ); } }, { src: 'lib/js/showdown.js', condition: function() { return !!document.querySelector( '[data-markdown]' ); } },
{ src: 'lib/js/data-markdown.js', condition: function() { return !!document.querySelector( '[data-markdown]' ); } }, { src: 'lib/js/data-markdown.js', condition: function() { return !!document.querySelector( '[data-markdown]' ); } },
{ src: '/socket.io/socket.io.js', async: true, condition: function() { return window.location.host === 'localhost:1947'; } }, { src: '/socket.io/socket.io.js', async: true, condition: function() { return window.location.host === 'localhost:1947'; } },
{ src: 'plugin/speakernotes/client.js', async: true, condition: function() { return window.location.host === 'localhost:1947'; } }, { src: 'plugin/speakernotes/client.js', async: true, condition: function() { return window.location.host === 'localhost:1947'; } }
] ]
}); });

154
js/reveal.js
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@@ -1,5 +1,5 @@
/*! /*!
* reveal.js 2.1 r28 * reveal.js 2.1 r29
* http://lab.hakim.se/reveal-js * http://lab.hakim.se/reveal-js
* MIT licensed * MIT licensed
* *
@@ -116,9 +116,61 @@ var Reveal = (function(){
// Copy options over to our config object // Copy options over to our config object
extend( config, options ); extend( config, options );
// Cache references to DOM elements // Make sure we've got all the DOM elements we need
setupDOM();
// Hide the address bar in mobile browsers
hideAddressBar();
// Loads the dependencies and continues to #start() once done
load();
}
/**
* Finds and stores references to DOM elements which are
* required by the presentation. If a required element is
* not found, it is created.
*/
function setupDOM() {
// Cache references to key DOM elements
dom.theme = document.querySelector( '#theme' ); dom.theme = document.querySelector( '#theme' );
dom.wrapper = document.querySelector( '.reveal' ); dom.wrapper = document.querySelector( '.reveal' );
// Progress bar
if( !dom.wrapper.querySelector( '.progress' ) && config.progress ) {
var progressElement = document.createElement( 'div' );
progressElement.classList.add( 'progress' );
progressElement.innerHTML = '<span></span>';
dom.wrapper.appendChild( progressElement );
}
// Arrow controls
if( !dom.wrapper.querySelector( '.controls' ) && config.controls ) {
var controlsElement = document.createElement( 'aside' );
controlsElement.classList.add( 'controls' );
controlsElement.innerHTML = '<a class="left" href="#">&#x25C4;</a>' +
'<a class="right" href="#">&#x25BA;</a>' +
'<a class="up" href="#">&#x25B2;</a>' +
'<a class="down" href="#">&#x25BC;</a>';
dom.wrapper.appendChild( controlsElement );
}
// Presentation background element
if( !dom.wrapper.querySelector( '.state-background' ) ) {
var backgroundElement = document.createElement( 'div' );
backgroundElement.classList.add( 'state-background' );
dom.wrapper.appendChild( backgroundElement );
}
// Overlay graphic which is displayed during the paused mode
if( !dom.wrapper.querySelector( '.pause-overlay' ) ) {
var pausedElement = document.createElement( 'div' );
pausedElement.classList.add( 'pause-overlay' );
dom.wrapper.appendChild( pausedElement );
}
// Cache references to elements
dom.progress = document.querySelector( '.reveal .progress' ); dom.progress = document.querySelector( '.reveal .progress' );
dom.progressbar = document.querySelector( '.reveal .progress span' ); dom.progressbar = document.querySelector( '.reveal .progress span' );
@@ -129,11 +181,12 @@ var Reveal = (function(){
dom.controlsUp = document.querySelector( '.reveal .controls .up' ); dom.controlsUp = document.querySelector( '.reveal .controls .up' );
dom.controlsDown = document.querySelector( '.reveal .controls .down' ); dom.controlsDown = document.querySelector( '.reveal .controls .down' );
} }
}
// Loads the dependencies and continues to #start() once done /**
load(); * Hides the address bar if we're on a mobile device.
*/
// Set up hiding of the browser address bar function hideAddressBar() {
if( navigator.userAgent.match( /(iphone|ipod|android)/i ) ) { if( navigator.userAgent.match( /(iphone|ipod|android)/i ) ) {
// Give the page some scrollable overflow // Give the page some scrollable overflow
document.documentElement.style.overflow = 'scroll'; document.documentElement.style.overflow = 'scroll';
@@ -143,7 +196,6 @@ var Reveal = (function(){
window.addEventListener( 'load', removeAddressBar, false ); window.addEventListener( 'load', removeAddressBar, false );
window.addEventListener( 'orientationchange', removeAddressBar, false ); window.addEventListener( 'orientationchange', removeAddressBar, false );
} }
} }
/** /**
@@ -378,9 +430,11 @@ var Reveal = (function(){
// end // end
case 35: navigateTo( Number.MAX_VALUE ); break; case 35: navigateTo( Number.MAX_VALUE ); break;
// space // space
case 32: overviewIsActive() ? deactivateOverview() : navigateNext(); break; case 32: isOverviewActive() ? deactivateOverview() : navigateNext(); break;
// return // return
case 13: overviewIsActive() ? deactivateOverview() : triggered = false; break; case 13: isOverviewActive() ? deactivateOverview() : triggered = false; break;
// b, period
case 66: case 190: togglePause(); break;
default: default:
triggered = false; triggered = false;
} }
@@ -532,7 +586,7 @@ var Reveal = (function(){
function onOverviewSlideClicked( event ) { function onOverviewSlideClicked( event ) {
// TODO There's a bug here where the event listeners are not // TODO There's a bug here where the event listeners are not
// removed after deactivating the overview. // removed after deactivating the overview.
if( overviewIsActive() ) { if( isOverviewActive() ) {
event.preventDefault(); event.preventDefault();
deactivateOverview(); deactivateOverview();
@@ -652,16 +706,66 @@ var Reveal = (function(){
} }
} }
/**
* Toggles the slide overview mode on and off.
*
* @param {Boolean} override Optional flag which overrides the
* toggle logic and forcibly sets the desired state. True means
* overview is open, false means it's closed.
*/
function toggleOverview( override ) {
if( typeof override === 'boolean' ) {
override ? activateOverview() : deactivateOverview();
}
else {
isOverviewActive() ? deactivateOverview() : activateOverview();
}
}
/** /**
* Checks if the overview is currently active. * Checks if the overview is currently active.
* *
* @return {Boolean} true if the overview is active, * @return {Boolean} true if the overview is active,
* false otherwise * false otherwise
*/ */
function overviewIsActive() { function isOverviewActive() {
return dom.wrapper.classList.contains( 'overview' ); return dom.wrapper.classList.contains( 'overview' );
} }
/**
* Enters the paused mode which fades everything on screen to
* black.
*/
function pause() {
dom.wrapper.classList.add( 'paused' );
}
/**
* Exits from the paused mode.
*/
function resume() {
dom.wrapper.classList.remove( 'paused' );
}
/**
* Toggles the paused mode on and off.
*/
function togglePause() {
if( isPaused() ) {
resume();
}
else {
pause();
}
}
/**
* Checks if we are currently in the paused mode.
*/
function isPaused() {
return dom.wrapper.classList.contains( 'paused' );
}
/** /**
* Updates one dimension of slides by showing the slide * Updates one dimension of slides by showing the slide
* with the specified index. * with the specified index.
@@ -701,7 +805,7 @@ var Reveal = (function(){
// Optimization; hide all slides that are three or more steps // Optimization; hide all slides that are three or more steps
// away from the present slide // away from the present slide
if( overviewIsActive() === false ) { if( isOverviewActive() === false ) {
// The distance loops so that it measures 1 between the first // The distance loops so that it measures 1 between the first
// and last slides // and last slides
var distance = Math.abs( ( index - i ) % ( slidesLength - 3 ) ) || 0; var distance = Math.abs( ( index - i ) % ( slidesLength - 3 ) ) || 0;
@@ -801,7 +905,7 @@ var Reveal = (function(){
} }
// If the overview is active, re-activate it to update positions // If the overview is active, re-activate it to update positions
if( overviewIsActive() ) { if( isOverviewActive() ) {
activateOverview(); activateOverview();
} }
@@ -1024,28 +1128,28 @@ var Reveal = (function(){
function navigateLeft() { function navigateLeft() {
// Prioritize hiding fragments // Prioritize hiding fragments
if( overviewIsActive() || previousFragment() === false ) { if( isOverviewActive() || previousFragment() === false ) {
slide( indexh - 1, 0 ); slide( indexh - 1, 0 );
} }
} }
function navigateRight() { function navigateRight() {
// Prioritize revealing fragments // Prioritize revealing fragments
if( overviewIsActive() || nextFragment() === false ) { if( isOverviewActive() || nextFragment() === false ) {
slide( indexh + 1, 0 ); slide( indexh + 1, 0 );
} }
} }
function navigateUp() { function navigateUp() {
// Prioritize hiding fragments // Prioritize hiding fragments
if( overviewIsActive() || previousFragment() === false ) { if( isOverviewActive() || previousFragment() === false ) {
slide( indexh, indexv - 1 ); slide( indexh, indexv - 1 );
} }
} }
function navigateDown() { function navigateDown() {
// Prioritize revealing fragments // Prioritize revealing fragments
if( overviewIsActive() || nextFragment() === false ) { if( isOverviewActive() || nextFragment() === false ) {
slide( indexh, indexv + 1 ); slide( indexh, indexv + 1 );
} }
} }
@@ -1089,22 +1193,6 @@ var Reveal = (function(){
cueAutoSlide(); cueAutoSlide();
} }
/**
* Toggles the slide overview mode on and off.
*
* @param {Boolean} override Optional flag which overrides the
* toggle logic and forcibly sets the desired state. True means
* overview is open, false means it's closed.
*/
function toggleOverview( override ) {
if( typeof override === 'boolean' ) {
override ? activateOverview() : deactivateOverview();
}
else {
overviewIsActive() ? deactivateOverview() : activateOverview();
}
}
// Expose some methods publicly // Expose some methods publicly
return { return {
initialize: initialize, initialize: initialize,

136
js/reveal.min.js vendored
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@@ -1,72 +1,78 @@
/*! /*!
* reveal.js 2.1 r28 * reveal.js 2.1 r29
* http://lab.hakim.se/reveal-js * http://lab.hakim.se/reveal-js
* MIT licensed * MIT licensed
* *
* Copyright (C) 2011-2012 Hakim El Hattab, http://hakim.se * Copyright (C) 2011-2012 Hakim El Hattab, http://hakim.se
*/ */
var Reveal=(function(){var j=".reveal .slides>section",b=".reveal .slides>section.present>section",M={controls:true,progress:true,history:false,keyboard:true,overview:true,loop:false,autoSlide:0,mouseWheel:true,rollingLinks:true,theme:"default",transition:"default",dependencies:[]},k=0,c=0,v,D,ab=[],d={},O="WebkitPerspective" in document.body.style||"MozPerspective" in document.body.style||"msPerspective" in document.body.style||"OPerspective" in document.body.style||"perspective" in document.body.style,l="WebkitTransform" in document.body.style||"MozTransform" in document.body.style||"msTransform" in document.body.style||"OTransform" in document.body.style||"transform" in document.body.style,w=0,i=0,z=0,V={startX:0,startY:0,startSpan:0,startCount:0,handled:false,threshold:40}; var Reveal=(function(){var l=".reveal .slides>section",b=".reveal .slides>section.present>section",R={controls:true,progress:true,history:false,keyboard:true,overview:true,loop:false,autoSlide:0,mouseWheel:true,rollingLinks:true,theme:"default",transition:"default",dependencies:[]},m=0,e=0,y,G,ah=[],f={},T="WebkitPerspective" in document.body.style||"MozPerspective" in document.body.style||"msPerspective" in document.body.style||"OPerspective" in document.body.style||"perspective" in document.body.style,n="WebkitTransform" in document.body.style||"MozTransform" in document.body.style||"msTransform" in document.body.style||"OTransform" in document.body.style||"transform" in document.body.style,z=0,k=0,C=0,aa={startX:0,startY:0,startSpan:0,startCount:0,handled:false,threshold:40};
function g(ac){if((!l&&!O)){document.body.setAttribute("class","no-transforms");return;}q(M,ac);d.theme=document.querySelector("#theme");d.wrapper=document.querySelector(".reveal"); function i(ai){if((!n&&!T)){document.body.setAttribute("class","no-transforms");return;}t(R,ai);P();d();V();}function P(){f.theme=document.querySelector("#theme");
d.progress=document.querySelector(".reveal .progress");d.progressbar=document.querySelector(".reveal .progress span");if(M.controls){d.controls=document.querySelector(".reveal .controls"); f.wrapper=document.querySelector(".reveal");if(!f.wrapper.querySelector(".progress")&&R.progress){var al=document.createElement("div");al.classList.add("progress");
d.controlsLeft=document.querySelector(".reveal .controls .left");d.controlsRight=document.querySelector(".reveal .controls .right");d.controlsUp=document.querySelector(".reveal .controls .up"); al.innerHTML="<span></span>";f.wrapper.appendChild(al);}if(!f.wrapper.querySelector(".controls")&&R.controls){var ak=document.createElement("aside");ak.classList.add("controls");
d.controlsDown=document.querySelector(".reveal .controls .down");}Q();if(navigator.userAgent.match(/(iphone|ipod|android)/i)){document.documentElement.style.overflow="scroll"; ak.innerHTML='<a class="left" href="#">&#x25C4;</a><a class="right" href="#">&#x25BA;</a><a class="up" href="#">&#x25B2;</a><a class="down" href="#">&#x25BC;</a>';
document.body.style.height="120%";window.addEventListener("load",W,false);window.addEventListener("orientationchange",W,false);}}function Q(){var ad=[],ah=[]; f.wrapper.appendChild(ak);}if(!f.wrapper.querySelector(".state-background")){var aj=document.createElement("div");aj.classList.add("state-background");
for(var ae=0,ac=M.dependencies.length;ae<ac;ae++){var af=M.dependencies[ae];if(!af.condition||af.condition()){if(af.async){ah.push(af.src);}else{ad.push(af.src); f.wrapper.appendChild(aj);}if(!f.wrapper.querySelector(".pause-overlay")){var ai=document.createElement("div");ai.classList.add("pause-overlay");f.wrapper.appendChild(ai);
}if(typeof af.callback==="function"){head.ready(af.src.match(/([\w\d_\-]*)\.?[^\\\/]*$/i)[0],af.callback);}}}function ag(){head.js.apply(null,ah);E();}if(ad.length){head.ready(ag); }f.progress=document.querySelector(".reveal .progress");f.progressbar=document.querySelector(".reveal .progress span");if(R.controls){f.controls=document.querySelector(".reveal .controls");
head.js.apply(null,ad);}else{ag();}}function E(){B();H();G();J();}function H(){if(O===false){M.transition="linear";}if(M.controls&&d.controls){d.controls.style.display="block"; f.controlsLeft=document.querySelector(".reveal .controls .left");f.controlsRight=document.querySelector(".reveal .controls .right");f.controlsUp=document.querySelector(".reveal .controls .up");
}if(M.progress&&d.progress){d.progress.style.display="block";}if(M.theme&&d.theme){var ae=d.theme.getAttribute("href");var ac=/[^\/]*?(?=\.css)/;var ad=ae.match(ac)[0]; f.controlsDown=document.querySelector(".reveal .controls .down");}}function d(){if(navigator.userAgent.match(/(iphone|ipod|android)/i)){document.documentElement.style.overflow="scroll";
if(M.theme!==ad){ae=ae.replace(ac,M.theme);d.theme.setAttribute("href",ae);}}if(M.transition!=="default"){d.wrapper.classList.add(M.transition);}if(M.mouseWheel){document.addEventListener("DOMMouseScroll",m,false); document.body.style.height="120%";window.addEventListener("load",ab,false);window.addEventListener("orientationchange",ab,false);}}function V(){var aj=[],an=[];
document.addEventListener("mousewheel",m,false);}if(M.rollingLinks){I();}}function B(){document.addEventListener("touchstart",x,false);document.addEventListener("touchmove",Y,false); for(var ak=0,ai=R.dependencies.length;ak<ai;ak++){var al=R.dependencies[ak];if(!al.condition||al.condition()){if(al.async){an.push(al.src);}else{aj.push(al.src);
document.addEventListener("touchend",R,false);window.addEventListener("hashchange",t,false);if(M.keyboard){document.addEventListener("keydown",Z,false); }if(typeof al.callback==="function"){head.ready(al.src.match(/([\w\d_\-]*)\.?[^\\\/]*$/i)[0],al.callback);}}}function am(){head.js.apply(null,an);H();}if(aj.length){head.ready(am);
}if(M.controls&&d.controls){d.controlsLeft.addEventListener("click",n(y),false);d.controlsRight.addEventListener("click",n(h),false);d.controlsUp.addEventListener("click",n(r),false); head.js.apply(null,aj);}else{am();}}function H(){E();K();J();N();}function K(){if(T===false){R.transition="linear";}if(R.controls&&f.controls){f.controls.style.display="block";
d.controlsDown.addEventListener("click",n(C),false);}}function P(){document.removeEventListener("keydown",Z,false);document.removeEventListener("touchstart",x,false); }if(R.progress&&f.progress){f.progress.style.display="block";}if(R.theme&&f.theme){var ak=f.theme.getAttribute("href");var ai=/[^\/]*?(?=\.css)/;var aj=ak.match(ai)[0];
document.removeEventListener("touchmove",Y,false);document.removeEventListener("touchend",R,false);window.removeEventListener("hashchange",t,false);if(M.controls&&d.controls){d.controlsLeft.removeEventListener("click",n(y),false); if(R.theme!==aj){ak=ak.replace(ai,R.theme);f.theme.setAttribute("href",ak);}}if(R.transition!=="default"){f.wrapper.classList.add(R.transition);}if(R.mouseWheel){document.addEventListener("DOMMouseScroll",p,false);
d.controlsRight.removeEventListener("click",n(h),false);d.controlsUp.removeEventListener("click",n(r),false);d.controlsDown.removeEventListener("click",n(C),false); document.addEventListener("mousewheel",p,false);}if(R.rollingLinks){M();}}function E(){document.addEventListener("touchstart",A,false);document.addEventListener("touchmove",ad,false);
}}function q(ad,ac){for(var ae in ac){ad[ae]=ac[ae];}}function N(ae,ac){var af=ae.x-ac.x,ad=ae.y-ac.y;return Math.sqrt(af*af+ad*ad);}function n(ac){return function(ad){ad.preventDefault(); document.addEventListener("touchend",W,false);window.addEventListener("hashchange",w,false);if(R.keyboard){document.addEventListener("keydown",af,false);
ac.call();};}function W(){setTimeout(function(){window.scrollTo(0,1);},0);}function o(ad,ac){var ae=document.createEvent("HTMLEvents",1,2);ae.initEvent(ad,true,true); }if(R.controls&&f.controls){f.controlsLeft.addEventListener("click",q(B),false);f.controlsRight.addEventListener("click",q(j),false);f.controlsUp.addEventListener("click",q(u),false);
q(ae,ac);d.wrapper.dispatchEvent(ae);}function Z(ad){if(document.querySelector(":focus")!==null||ad.shiftKey||ad.altKey||ad.ctrlKey||ad.metaKey){return; f.controlsDown.addEventListener("click",q(F),false);}}function U(){document.removeEventListener("keydown",af,false);document.removeEventListener("touchstart",A,false);
}var ac=true;switch(ad.keyCode){case 80:case 33:T();break;case 78:case 34:u();break;case 72:case 37:y();break;case 76:case 39:h();break;case 75:case 38:r(); document.removeEventListener("touchmove",ad,false);document.removeEventListener("touchend",W,false);window.removeEventListener("hashchange",w,false);if(R.controls&&f.controls){f.controlsLeft.removeEventListener("click",q(B),false);
break;case 74:case 40:C();break;case 36:K(0);break;case 35:K(Number.MAX_VALUE);break;case 32:U()?X():u();break;case 13:U()?X():ac=false;break;default:ac=false; f.controlsRight.removeEventListener("click",q(j),false);f.controlsUp.removeEventListener("click",q(u),false);f.controlsDown.removeEventListener("click",q(F),false);
}if(ac){ad.preventDefault();}else{if(ad.keyCode===27&&O){S();ad.preventDefault();}}J();}function x(ac){V.startX=ac.touches[0].clientX;V.startY=ac.touches[0].clientY; }}function t(aj,ai){for(var ak in ai){aj[ak]=ai[ak];}}function S(ak,ai){var al=ak.x-ai.x,aj=ak.y-ai.y;return Math.sqrt(al*al+aj*aj);}function q(ai){return function(aj){aj.preventDefault();
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var ae=ah.touches[0].clientY;if(ah.touches.length===2&&V.startCount===2){var ag=N({x:ah.touches[1].clientX,y:ah.touches[1].clientY},{x:V.startX,y:V.startY}); t(ak,ai);f.wrapper.dispatchEvent(ak);}function af(aj){if(document.querySelector(":focus")!==null||aj.shiftKey||aj.altKey||aj.ctrlKey||aj.metaKey){return;
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