/*!
- * reveal.js 2.1 r32
+ * reveal.js 2.1 r33
* http://lab.hakim.se/reveal-js
* MIT licensed
*
dom.progress.style.display = 'block';
}
- // Load the theme in the config, if it's not already loaded
- if( config.theme && dom.theme ) {
- var themeURL = dom.theme.getAttribute( 'href' );
- var themeFinder = /[^\/]*?(?=\.css)/;
- var themeName = themeURL.match(themeFinder)[0];
-
- if( config.theme !== themeName ) {
- themeURL = themeURL.replace(themeFinder, config.theme);
- dom.theme.setAttribute( 'href', themeURL );
- }
- }
-
if( config.transition !== 'default' ) {
dom.wrapper.classList.add( config.transition );
}
document.addEventListener( 'mousewheel', onDocumentMouseScroll, false );
}
+ // 3D links
if( config.rollingLinks ) {
- // Add some 3D magic to our anchors
linkify();
}
+
+ // Load the theme in the config, if it's not already loaded
+ if( config.theme && dom.theme ) {
+ var themeURL = dom.theme.getAttribute( 'href' );
+ var themeFinder = /[^\/]*?(?=\.css)/;
+ var themeName = themeURL.match(themeFinder)[0];
+
+ if( config.theme !== themeName ) {
+ themeURL = themeURL.replace(themeFinder, config.theme);
+ dom.theme.setAttribute( 'href', themeURL );
+ }
+ }
}
+ /**
+ * Binds all event listeners.
+ */
function addEventListeners() {
document.addEventListener( 'touchstart', onDocumentTouchStart, false );
document.addEventListener( 'touchmove', onDocumentTouchMove, false );
}
}
+ /**
+ * Unbinds all event listeners.
+ */
function removeEventListeners() {
document.removeEventListener( 'keydown', onDocumentKeyDown, false );
document.removeEventListener( 'touchstart', onDocumentTouchStart, false );
extend( event, properties );
dom.wrapper.dispatchEvent( event );
}
-
- /**
- * Handler for the document level 'keydown' event.
- *
- * @param {Object} event
- */
- function onDocumentKeyDown( event ) {
- // Disregard the event if the target is editable or a
- // modifier is present
- if ( document.querySelector( ':focus' ) !== null || event.shiftKey || event.altKey || event.ctrlKey || event.metaKey ) return;
-
- var triggered = true;
-
- switch( event.keyCode ) {
- // p, page up
- case 80: case 33: navigatePrev(); break;
- // n, page down
- case 78: case 34: navigateNext(); break;
- // h, left
- case 72: case 37: navigateLeft(); break;
- // l, right
- case 76: case 39: navigateRight(); break;
- // k, up
- case 75: case 38: navigateUp(); break;
- // j, down
- case 74: case 40: navigateDown(); break;
- // home
- case 36: navigateTo( 0 ); break;
- // end
- case 35: navigateTo( Number.MAX_VALUE ); break;
- // space
- case 32: isOverviewActive() ? deactivateOverview() : navigateNext(); break;
- // return
- case 13: isOverviewActive() ? deactivateOverview() : triggered = false; break;
- // b, period
- case 66: case 190: togglePause(); break;
- // f
- case 70: enterFullscreen(); break;
- default:
- triggered = false;
- }
-
- // If the input resulted in a triggered action we should prevent
- // the browsers default behavior
- if( triggered ) {
- event.preventDefault();
- }
- else if ( event.keyCode === 27 && supports3DTransforms ) {
- toggleOverview();
-
- event.preventDefault();
- }
-
- // If auto-sliding is enabled we need to cue up
- // another timeout
- cueAutoSlide();
-
- }
-
- /**
- * Handler for the document level 'touchstart' event,
- * enables support for swipe and pinch gestures.
- */
- function onDocumentTouchStart( event ) {
- touch.startX = event.touches[0].clientX;
- touch.startY = event.touches[0].clientY;
- touch.startCount = event.touches.length;
-
- // If there's two touches we need to memorize the distance
- // between those two points to detect pinching
- if( event.touches.length === 2 && config.overview ) {
- touch.startSpan = distanceBetween( {
- x: event.touches[1].clientX,
- y: event.touches[1].clientY
- }, {
- x: touch.startX,
- y: touch.startY
- } );
- }
- }
-
- /**
- * Handler for the document level 'touchmove' event.
- */
- function onDocumentTouchMove( event ) {
- // Each touch should only trigger one action
- if( !touch.handled ) {
- var currentX = event.touches[0].clientX;
- var currentY = event.touches[0].clientY;
-
- // If the touch started off with two points and still has
- // two active touches; test for the pinch gesture
- if( event.touches.length === 2 && touch.startCount === 2 && config.overview ) {
-
- // The current distance in pixels between the two touch points
- var currentSpan = distanceBetween( {
- x: event.touches[1].clientX,
- y: event.touches[1].clientY
- }, {
- x: touch.startX,
- y: touch.startY
- } );
-
- // If the span is larger than the desire amount we've got
- // ourselves a pinch
- if( Math.abs( touch.startSpan - currentSpan ) > touch.threshold ) {
- touch.handled = true;
-
- if( currentSpan < touch.startSpan ) {
- activateOverview();
- }
- else {
- deactivateOverview();
- }
- }
-
- event.preventDefault();
-
- }
- // There was only one touch point, look for a swipe
- else if( event.touches.length === 1 && touch.startCount !== 2 ) {
-
- var deltaX = currentX - touch.startX,
- deltaY = currentY - touch.startY;
-
- if( deltaX > touch.threshold && Math.abs( deltaX ) > Math.abs( deltaY ) ) {
- touch.handled = true;
- navigateLeft();
- }
- else if( deltaX < -touch.threshold && Math.abs( deltaX ) > Math.abs( deltaY ) ) {
- touch.handled = true;
- navigateRight();
- }
- else if( deltaY > touch.threshold ) {
- touch.handled = true;
- navigateUp();
- }
- else if( deltaY < -touch.threshold ) {
- touch.handled = true;
- navigateDown();
- }
-
- event.preventDefault();
-
- }
- }
- // There's a bug with swiping on some Android devices unless
- // the default action is always prevented
- else if( navigator.userAgent.match( /android/gi ) ) {
- event.preventDefault();
- }
- }
-
- /**
- * Handler for the document level 'touchend' event.
- */
- function onDocumentTouchEnd( event ) {
- touch.handled = false;
- }
-
- /**
- * Handles mouse wheel scrolling, throttled to avoid
- * skipping multiple slides.
- */
- function onDocumentMouseScroll( event ){
- clearTimeout( mouseWheelTimeout );
-
- mouseWheelTimeout = setTimeout( function() {
- var delta = event.detail || -event.wheelDelta;
- if( delta > 0 ) {
- navigateNext();
- }
- else {
- navigatePrev();
- }
- }, 100 );
- }
-
- /**
- * Handler for the window level 'hashchange' event.
- *
- * @param {Object} event
- */
- function onWindowHashChange( event ) {
- readURL();
- }
-
- /**
- * Invoked when a slide is and we're in the overview.
- */
- function onOverviewSlideClicked( event ) {
- // TODO There's a bug here where the event listeners are not
- // removed after deactivating the overview.
- if( isOverviewActive() ) {
- event.preventDefault();
-
- deactivateOverview();
-
- indexh = this.getAttribute( 'data-index-h' );
- indexv = this.getAttribute( 'data-index-v' );
-
- slide();
- }
- }
/**
* Wrap all links in 3D goodness.
function isPaused() {
return dom.wrapper.classList.contains( 'paused' );
}
-
+
/**
- * Updates one dimension of slides by showing the slide
- * with the specified index.
- *
- * @param {String} selector A CSS selector that will fetch
- * the group of slides we are working with
- * @param {Number} index The index of the slide that should be
- * shown
- *
- * @return {Number} The index of the slide that is now shown,
- * might differ from the passed in index if it was out of
- * bounds.
- */
- function updateSlides( selector, index ) {
- // Select all slides and convert the NodeList result to
- // an array
- var slides = Array.prototype.slice.call( document.querySelectorAll( selector ) ),
- slidesLength = slides.length;
-
- if( slidesLength ) {
-
- // Should the index loop?
- if( config.loop ) {
- index %= slidesLength;
-
- if( index < 0 ) {
- index = slidesLength + index;
- }
- }
-
- // Enforce max and minimum index bounds
- index = Math.max( Math.min( index, slidesLength - 1 ), 0 );
-
- for( var i = 0; i < slidesLength; i++ ) {
- var slide = slides[i];
-
- // Optimization; hide all slides that are three or more steps
- // away from the present slide
- if( isOverviewActive() === false ) {
- // The distance loops so that it measures 1 between the first
- // and last slides
- var distance = Math.abs( ( index - i ) % ( slidesLength - 3 ) ) || 0;
-
- slide.style.display = distance > 3 ? 'none' : 'block';
- }
-
- slides[i].classList.remove( 'past' );
- slides[i].classList.remove( 'present' );
- slides[i].classList.remove( 'future' );
-
- if( i < index ) {
- // Any element previous to index is given the 'past' class
- slides[i].classList.add( 'past' );
- }
- else if( i > index ) {
- // Any element subsequent to index is given the 'future' class
- slides[i].classList.add( 'future' );
- }
-
- // If this element contains vertical slides
- if( slide.querySelector( 'section' ) ) {
- slides[i].classList.add( 'stack' );
- }
- }
-
- // Mark the current slide as present
- slides[index].classList.add( 'present' );
-
- // If this slide has a state associated with it, add it
- // onto the current state of the deck
- var slideState = slides[index].getAttribute( 'data-state' );
- if( slideState ) {
- state = state.concat( slideState.split( ' ' ) );
- }
-
- // If this slide has a data-autoslide attribtue associated use this as
- // autoSlide value otherwise use the global configured time
- var slideAutoSlide = slides[index].getAttribute( 'data-autoslide' );
- if( slideAutoSlide ) {
- autoSlide = parseInt( slideAutoSlide );
- } else {
- autoSlide = config.autoSlide
- }
-
- }
- else {
- // Since there are no slides we can't be anywhere beyond the
- // zeroth index
- index = 0;
- }
-
- return index;
-
- }
-
- /**
- * Steps from the current point in the presentation to the
- * slide which matches the specified horizontal and vertical
- * indices.
- *
- * @param {int} h Horizontal index of the target slide
- * @param {int} v Vertical index of the target slide
+ * Steps from the current point in the presentation to the
+ * slide which matches the specified horizontal and vertical
+ * indices.
+ *
+ * @param {int} h Horizontal index of the target slide
+ * @param {int} v Vertical index of the target slide
*/
function slide( h, v ) {
// Remember where we were at before
}
}
+ /**
+ * Updates one dimension of slides by showing the slide
+ * with the specified index.
+ *
+ * @param {String} selector A CSS selector that will fetch
+ * the group of slides we are working with
+ * @param {Number} index The index of the slide that should be
+ * shown
+ *
+ * @return {Number} The index of the slide that is now shown,
+ * might differ from the passed in index if it was out of
+ * bounds.
+ */
+ function updateSlides( selector, index ) {
+ // Select all slides and convert the NodeList result to
+ // an array
+ var slides = Array.prototype.slice.call( document.querySelectorAll( selector ) ),
+ slidesLength = slides.length;
+
+ if( slidesLength ) {
+
+ // Should the index loop?
+ if( config.loop ) {
+ index %= slidesLength;
+
+ if( index < 0 ) {
+ index = slidesLength + index;
+ }
+ }
+
+ // Enforce max and minimum index bounds
+ index = Math.max( Math.min( index, slidesLength - 1 ), 0 );
+
+ for( var i = 0; i < slidesLength; i++ ) {
+ var element = slides[i];
+
+ // Optimization; hide all slides that are three or more steps
+ // away from the present slide
+ if( isOverviewActive() === false ) {
+ // The distance loops so that it measures 1 between the first
+ // and last slides
+ var distance = Math.abs( ( index - i ) % ( slidesLength - 3 ) ) || 0;
+
+ element.style.display = distance > 3 ? 'none' : 'block';
+ }
+
+ slides[i].classList.remove( 'past' );
+ slides[i].classList.remove( 'present' );
+ slides[i].classList.remove( 'future' );
+
+ if( i < index ) {
+ // Any element previous to index is given the 'past' class
+ slides[i].classList.add( 'past' );
+ }
+ else if( i > index ) {
+ // Any element subsequent to index is given the 'future' class
+ slides[i].classList.add( 'future' );
+ }
+
+ // If this element contains vertical slides
+ if( element.querySelector( 'section' ) ) {
+ slides[i].classList.add( 'stack' );
+ }
+ }
+
+ // Mark the current slide as present
+ slides[index].classList.add( 'present' );
+
+ // If this slide has a state associated with it, add it
+ // onto the current state of the deck
+ var slideState = slides[index].getAttribute( 'data-state' );
+ if( slideState ) {
+ state = state.concat( slideState.split( ' ' ) );
+ }
+
+ // If this slide has a data-autoslide attribtue associated use this as
+ // autoSlide value otherwise use the global configured time
+ var slideAutoSlide = slides[index].getAttribute( 'data-autoslide' );
+ if( slideAutoSlide ) {
+ autoSlide = parseInt( slideAutoSlide );
+ } else {
+ autoSlide = config.autoSlide
+ }
+
+ }
+ else {
+ // Since there are no slides we can't be anywhere beyond the
+ // zeroth index
+ index = 0;
+ }
+
+ return index;
+
+ }
+
/**
* Updates the state and link pointers of the controls.
*/
function updateControls() {
- if ( !config.controls || !dom.controls ) {
- return;
+ if ( config.controls && dom.controls ) {
+
+ var routes = availableRoutes();
+
+ // Remove the 'enabled' class from all directions
+ [ dom.controlsLeft, dom.controlsRight, dom.controlsUp, dom.controlsDown ].forEach( function( node ) {
+ node.classList.remove( 'enabled' );
+ } );
+
+ // Add the 'enabled' class to the available routes
+ if( routes.left ) dom.controlsLeft.classList.add( 'enabled' );
+ if( routes.right ) dom.controlsRight.classList.add( 'enabled' );
+ if( routes.up ) dom.controlsUp.classList.add( 'enabled' );
+ if( routes.down ) dom.controlsDown.classList.add( 'enabled' );
+
}
-
- var routes = availableRoutes();
-
- // Remove the 'enabled' class from all directions
- [ dom.controlsLeft, dom.controlsRight, dom.controlsUp, dom.controlsDown ].forEach( function( node ) {
- node.classList.remove( 'enabled' );
- } );
-
- // Add the 'enabled' class to the available routes
- if( routes.left ) dom.controlsLeft.classList.add( 'enabled' );
- if( routes.right ) dom.controlsRight.classList.add( 'enabled' );
- if( routes.up ) dom.controlsUp.classList.add( 'enabled' );
- if( routes.down ) dom.controlsDown.classList.add( 'enabled' );
}
/**
// assume that this is a named link
if( isNaN( parseInt( bits[0], 10 ) ) && name.length ) {
// Find the slide with the specified name
- var slide = document.querySelector( '#' + name );
+ var element = document.querySelector( '#' + name );
- if( slide ) {
+ if( element ) {
// Find the position of the named slide and navigate to it
- var indices = Reveal.getIndices( slide );
- navigateTo( indices.h, indices.v );
+ var indices = Reveal.getIndices( element );
+ slide( indices.h, indices.v );
}
// If the slide doesn't exist, navigate to the current slide
else {
- navigateTo( indexh, indexv );
+ slide( indexh, indexv );
}
}
else {
var h = parseInt( bits[0], 10 ) || 0,
v = parseInt( bits[1], 10 ) || 0;
- navigateTo( h, v );
+ slide( h, v );
}
}
}
}
+ /**
+ * Retrieves the h/v location of the current, or specified,
+ * slide.
+ *
+ * @param {HTMLElement} slide If specified, the returned
+ * index will be for this slide rather than the currently
+ * active one
+ *
+ * @return {Object} { h: <int>, v: <int> }
+ */
+ function getIndices( slide ) {
+ // By default, return the current indices
+ var h = indexh,
+ v = indexv;
+
+ // If a slide is specified, return the indices of that slide
+ if( slide ) {
+ var isVertical = !!slide.parentNode.nodeName.match( /section/gi );
+ var slideh = isVertical ? slide.parentNode : slide;
+
+ // Select all horizontal slides
+ var horizontalSlides = Array.prototype.slice.call( document.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR ) );
+
+ // Now that we know which the horizontal slide is, get its index
+ h = Math.max( horizontalSlides.indexOf( slideh ), 0 );
+
+ // If this is a vertical slide, grab the vertical index
+ if( isVertical ) {
+ v = Math.max( Array.prototype.slice.call( slide.parentNode.children ).indexOf( slide ), 0 );
+ }
+ }
+
+ return { h: h, v: v };
+ }
+
/**
* Navigate to the next slide fragment.
*
}
}
- /**
- * Triggers a navigation to the specified indices.
- *
- * @param {Number} h The horizontal index of the slide to show
- * @param {Number} v The vertical index of the slide to show
- */
- function navigateTo( h, v ) {
- slide( h, v );
- }
-
function navigateLeft() {
// Prioritize hiding fragments
if( isOverviewActive() || previousFragment() === false ) {
cueAutoSlide();
}
- // Expose some methods publicly
+
+ // --------------------------------------------------------------------//
+ // ----------------------------- EVENTS -------------------------------//
+ // --------------------------------------------------------------------//
+
+
+ /**
+ * Handler for the document level 'keydown' event.
+ *
+ * @param {Object} event
+ */
+ function onDocumentKeyDown( event ) {
+ // Disregard the event if the target is editable or a
+ // modifier is present
+ if ( document.querySelector( ':focus' ) !== null || event.shiftKey || event.altKey || event.ctrlKey || event.metaKey ) return;
+
+ var triggered = true;
+
+ switch( event.keyCode ) {
+ // p, page up
+ case 80: case 33: navigatePrev(); break;
+ // n, page down
+ case 78: case 34: navigateNext(); break;
+ // h, left
+ case 72: case 37: navigateLeft(); break;
+ // l, right
+ case 76: case 39: navigateRight(); break;
+ // k, up
+ case 75: case 38: navigateUp(); break;
+ // j, down
+ case 74: case 40: navigateDown(); break;
+ // home
+ case 36: slide( 0 ); break;
+ // end
+ case 35: slide( Number.MAX_VALUE ); break;
+ // space
+ case 32: isOverviewActive() ? deactivateOverview() : navigateNext(); break;
+ // return
+ case 13: isOverviewActive() ? deactivateOverview() : triggered = false; break;
+ // b, period
+ case 66: case 190: togglePause(); break;
+ // f
+ case 70: enterFullscreen(); break;
+ default:
+ triggered = false;
+ }
+
+ // If the input resulted in a triggered action we should prevent
+ // the browsers default behavior
+ if( triggered ) {
+ event.preventDefault();
+ }
+ else if ( event.keyCode === 27 && supports3DTransforms ) {
+ toggleOverview();
+
+ event.preventDefault();
+ }
+
+ // If auto-sliding is enabled we need to cue up
+ // another timeout
+ cueAutoSlide();
+
+ }
+
+ /**
+ * Handler for the document level 'touchstart' event,
+ * enables support for swipe and pinch gestures.
+ */
+ function onDocumentTouchStart( event ) {
+ touch.startX = event.touches[0].clientX;
+ touch.startY = event.touches[0].clientY;
+ touch.startCount = event.touches.length;
+
+ // If there's two touches we need to memorize the distance
+ // between those two points to detect pinching
+ if( event.touches.length === 2 && config.overview ) {
+ touch.startSpan = distanceBetween( {
+ x: event.touches[1].clientX,
+ y: event.touches[1].clientY
+ }, {
+ x: touch.startX,
+ y: touch.startY
+ } );
+ }
+ }
+
+ /**
+ * Handler for the document level 'touchmove' event.
+ */
+ function onDocumentTouchMove( event ) {
+ // Each touch should only trigger one action
+ if( !touch.handled ) {
+ var currentX = event.touches[0].clientX;
+ var currentY = event.touches[0].clientY;
+
+ // If the touch started off with two points and still has
+ // two active touches; test for the pinch gesture
+ if( event.touches.length === 2 && touch.startCount === 2 && config.overview ) {
+
+ // The current distance in pixels between the two touch points
+ var currentSpan = distanceBetween( {
+ x: event.touches[1].clientX,
+ y: event.touches[1].clientY
+ }, {
+ x: touch.startX,
+ y: touch.startY
+ } );
+
+ // If the span is larger than the desire amount we've got
+ // ourselves a pinch
+ if( Math.abs( touch.startSpan - currentSpan ) > touch.threshold ) {
+ touch.handled = true;
+
+ if( currentSpan < touch.startSpan ) {
+ activateOverview();
+ }
+ else {
+ deactivateOverview();
+ }
+ }
+
+ event.preventDefault();
+
+ }
+ // There was only one touch point, look for a swipe
+ else if( event.touches.length === 1 && touch.startCount !== 2 ) {
+
+ var deltaX = currentX - touch.startX,
+ deltaY = currentY - touch.startY;
+
+ if( deltaX > touch.threshold && Math.abs( deltaX ) > Math.abs( deltaY ) ) {
+ touch.handled = true;
+ navigateLeft();
+ }
+ else if( deltaX < -touch.threshold && Math.abs( deltaX ) > Math.abs( deltaY ) ) {
+ touch.handled = true;
+ navigateRight();
+ }
+ else if( deltaY > touch.threshold ) {
+ touch.handled = true;
+ navigateUp();
+ }
+ else if( deltaY < -touch.threshold ) {
+ touch.handled = true;
+ navigateDown();
+ }
+
+ event.preventDefault();
+
+ }
+ }
+ // There's a bug with swiping on some Android devices unless
+ // the default action is always prevented
+ else if( navigator.userAgent.match( /android/gi ) ) {
+ event.preventDefault();
+ }
+ }
+
+ /**
+ * Handler for the document level 'touchend' event.
+ */
+ function onDocumentTouchEnd( event ) {
+ touch.handled = false;
+ }
+
+ /**
+ * Handles mouse wheel scrolling, throttled to avoid
+ * skipping multiple slides.
+ */
+ function onDocumentMouseScroll( event ){
+ clearTimeout( mouseWheelTimeout );
+
+ mouseWheelTimeout = setTimeout( function() {
+ var delta = event.detail || -event.wheelDelta;
+ if( delta > 0 ) {
+ navigateNext();
+ }
+ else {
+ navigatePrev();
+ }
+ }, 100 );
+ }
+
+ /**
+ * Handler for the window level 'hashchange' event.
+ *
+ * @param {Object} event
+ */
+ function onWindowHashChange( event ) {
+ readURL();
+ }
+
+ /**
+ * Invoked when a slide is and we're in the overview.
+ */
+ function onOverviewSlideClicked( event ) {
+ // TODO There's a bug here where the event listeners are not
+ // removed after deactivating the overview.
+ if( isOverviewActive() ) {
+ event.preventDefault();
+
+ deactivateOverview();
+
+ indexh = this.getAttribute( 'data-index-h' );
+ indexv = this.getAttribute( 'data-index-v' );
+
+ slide();
+ }
+ }
+
+
+ // --------------------------------------------------------------------//
+ // ------------------------------- API --------------------------------//
+ // --------------------------------------------------------------------//
+
+
return {
initialize: initialize,
- navigateTo: navigateTo,
+
+ // Navigation methods
+ slide: slide,
+ left: navigateLeft,
+ right: navigateRight,
+ up: navigateUp,
+ down: navigateDown,
+ prev: navigatePrev,
+ next: navigateNext,
+
+ // Deprecated aliases
+ navigateTo: slide,
navigateLeft: navigateLeft,
navigateRight: navigateRight,
navigateUp: navigateUp,
navigateDown: navigateDown,
navigatePrev: navigatePrev,
navigateNext: navigateNext,
+
+ // Toggles the overview mode on/off
toggleOverview: toggleOverview,
// Adds or removes all internal event listeners (such as keyboard)
removeEventListeners: removeEventListeners,
// Returns the indices of the current, or specified, slide
- getIndices: function( slide ) {
- // By default, return the current indices
- var h = indexh,
- v = indexv;
-
- // If a slide is specified, return the indices of that slide
- if( slide ) {
- var isVertical = !!slide.parentNode.nodeName.match( /section/gi );
- var slideh = isVertical ? slide.parentNode : slide;
-
- // Select all horizontal slides
- var horizontalSlides = Array.prototype.slice.call( document.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR ) );
-
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-
- // If this is a vertical slide, grab the vertical index
- if( isVertical ) {
- v = Math.max( Array.prototype.slice.call( slide.parentNode.children ).indexOf( slide ), 0 );
- }
- }
-
- return { h: h, v: v };
- },
+ getIndices: getIndices,
// Returns the previous slide element, may be null
getPreviousSlide: function() {
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\ No newline at end of file
projects / reveal.js.git / commitdiff