From 891a66b5c41c564e6fd0c180274c1ea9a24774e9 Mon Sep 17 00:00:00 2001 From: Hakim El Hattab Date: Sat, 10 Nov 2012 15:28:34 -0500 Subject: [PATCH] correction to vertical centering and overview mode, clean up of vertical slide storage --- css/reveal.css | 8 +-- js/reveal.js | 94 +++++++++++++++++-------- js/reveal.min.js | 174 +++++++++++++++++++++++------------------------ 3 files changed, 154 insertions(+), 122 deletions(-) diff --git a/css/reveal.css b/css/reveal.css index fd4e185..c08fb1b 100644 --- a/css/reveal.css +++ b/css/reveal.css @@ -509,7 +509,6 @@ body { width: 80%; left: 50%; top: 50%; - padding: 20px 0px; overflow: visible; z-index: 1; @@ -537,6 +536,7 @@ body { display: none; position: absolute; width: 100%; + padding: 20px 0px; z-index: 10; line-height: 1.2em; @@ -579,10 +579,10 @@ body { .reveal.center, .reveal.center .slides { min-height: auto; - padding: 0; } + /********************************************* * DEFAULT TRANSITION *********************************************/ @@ -1056,7 +1056,6 @@ body { } .reveal.overview .slides section { - padding: 20px 0; height: 600px; overflow: hidden; opacity: 1!important; @@ -1078,13 +1077,12 @@ body { .reveal.overview .slides section:hover { background: rgba(0,0,0,0.3); } - .reveal.overview .slides section.present { background: rgba(0,0,0,0.3); } .reveal.overview .slides>section.stack { - background: none; padding: 0; + background: none; overflow: visible; } diff --git a/js/reveal.js b/js/reveal.js index 6f9388d..2f81235 100644 --- a/js/reveal.js +++ b/js/reveal.js @@ -1,5 +1,5 @@ /*! - * reveal.js 2.2 r42 + * reveal.js 2.2 r43 * http://lab.hakim.se/reveal-js * MIT licensed * @@ -519,6 +519,35 @@ var Reveal = (function(){ } + /** + * Stores the vertical index of a stack so that the same + * vertical slide can be selected when navigating to and + * from the stack. + * + * @param {HTMLElement} stack The vertical stack element + * @param {int} v Index to memorize + */ + function setPreviousVerticalIndex( stack, v ) { + if( stack ) { + stack.setAttribute( 'data-previous-indexv', v || 0 ); + } + } + + /** + * Retrieves the vertical index which was stored using + * #setPreviousVerticalIndex() or 0 if no previous index + * exists. + * + * @param {HTMLElement} stack The vertical stack element + */ + function getPreviousVerticalIndex( stack ) { + if( stack && stack.classList.contains( 'stack' ) ) { + return parseInt( stack.getAttribute( 'data-previous-indexv' ) || 0 ); + } + + return 0; + } + /** * Displays the overview of slides (quick nav) by * scaling down and arranging all slide elements. @@ -547,32 +576,40 @@ var Reveal = (function(){ hslide.style.OTransform = htransform; hslide.style.transform = htransform; - if( !hslide.classList.contains( 'stack' ) ) { + if( hslide.classList.contains( 'stack' ) ) { + + var verticalSlides = hslide.querySelectorAll( 'section' ); + + for( var j = 0, len2 = verticalSlides.length; j < len2; j++ ) { + var verticalIndex = i === indexh ? indexv : getPreviousVerticalIndex( hslide ); + + var vslide = verticalSlides[j], + vtransform = 'translate(0%, ' + ( ( j - verticalIndex ) * 105 ) + '%)'; + + vslide.setAttribute( 'data-index-h', i ); + vslide.setAttribute( 'data-index-v', j ); + vslide.style.display = 'block'; + vslide.style.WebkitTransform = vtransform; + vslide.style.MozTransform = vtransform; + vslide.style.msTransform = vtransform; + vslide.style.OTransform = vtransform; + vslide.style.transform = vtransform; + + // Navigate to this slide on click + vslide.addEventListener( 'click', onOverviewSlideClicked, true ); + } + + } + else { + // Navigate to this slide on click hslide.addEventListener( 'click', onOverviewSlideClicked, true ); + } - - var verticalSlides = hslide.querySelectorAll( 'section' ); - - for( var j = 0, len2 = verticalSlides.length; j < len2; j++ ) { - var vslide = verticalSlides[j], - vtransform = 'translate(0%, ' + ( ( j - ( i === indexh ? indexv : 0 ) ) * 105 ) + '%)'; - - vslide.setAttribute( 'data-index-h', i ); - vslide.setAttribute( 'data-index-v', j ); - vslide.style.display = 'block'; - vslide.style.WebkitTransform = vtransform; - vslide.style.MozTransform = vtransform; - vslide.style.msTransform = vtransform; - vslide.style.OTransform = vtransform; - vslide.style.transform = vtransform; - - // Navigate to this slide on click - vslide.addEventListener( 'click', onOverviewSlideClicked, true ); - } - } + layout(); + } } @@ -604,7 +641,7 @@ var Reveal = (function(){ element.removeEventListener( 'click', onOverviewSlideClicked ); } - slide(); + slide( indexh, indexv ); } } @@ -706,14 +743,14 @@ var Reveal = (function(){ // If no vertical index is specified and the upcoming slide is a // stack, resume at its previous vertical index - if( v === undefined && horizontalSlides[ h ] && horizontalSlides[ h ].classList.contains( 'stack' ) ) { - v = parseInt( horizontalSlides[ h ].getAttribute( 'data-previous-indexv' ) || 0 ); + if( v === undefined ) { + v = getPreviousVerticalIndex( horizontalSlides[ h ] ); } // If we were on a vertical stack, remember what vertical index // it was on so we can resume at the same position when returning if( previousSlide && previousSlide.parentNode.classList.contains( 'stack' ) ) { - previousSlide.parentNode.setAttribute( 'data-previous-indexv', indexv ); + setPreviousVerticalIndex( previousSlide.parentNode, indexv ); } // Remember the state before this slide @@ -1442,10 +1479,7 @@ var Reveal = (function(){ deactivateOverview(); - indexh = this.getAttribute( 'data-index-h' ); - indexv = this.getAttribute( 'data-index-v' ); - - slide(); + slide( parseInt( this.getAttribute( 'data-index-h' ) ), parseInt( this.getAttribute( 'data-index-v' ) ) ); } } diff --git a/js/reveal.min.js b/js/reveal.min.js index 5c9c797..4b8b8d6 100644 --- a/js/reveal.min.js +++ b/js/reveal.min.js @@ -1,96 +1,96 @@ /*! - * reveal.js 2.2 r42 + * reveal.js 2.2 r43 * http://lab.hakim.se/reveal-js * MIT licensed * * Copyright (C) 2011-2012 Hakim El Hattab, http://hakim.se */ -var Reveal=(function(){var ap=".reveal .slides section",m=".reveal .slides>section",b=".reveal .slides>section.present>section",V={controls:true,progress:true,history:false,keyboard:true,overview:true,center:false,loop:false,autoSlide:0,mouseWheel:true,rollingLinks:true,theme:null,transition:"default",dependencies:[]},ac=V.autoSlide,n=0,e=0,A,J,aq=[],f={},X="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,p="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,B=0,l=0,F=0,ah={startX:0,startY:0,startSpan:0,startCount:0,handled:false,threshold:80}; 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