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remember last visited vertical slide (closes #225)

master
Hakim El Hattab 2012-11-10 14:48:29 -05:00
parent eac5a3a239
commit b4815a3a83
4 changed files with 39 additions and 21 deletions
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2
css/reveal.css
View File

@ -1057,7 +1057,7 @@ body {
.reveal.overview .slides section {
padding: 20px 0;
max-height: 600px;
height: 600px;
overflow: hidden;
opacity: 1!important;
visibility: visible!important;

2
index.html
View File

@ -340,7 +340,7 @@ function linkify( selector ) {
</div>
<script src="lib/js/head.min.js"></script>
<script src="js/reveal.js"></script>
<script src="js/reveal.min.js"></script>
<script>

33
js/reveal.js
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@ -1,5 +1,5 @@
/*!
* reveal.js 2.2 r41
* reveal.js 2.2 r42
* http://lab.hakim.se/reveal-js
* MIT licensed
*
@ -500,6 +500,11 @@ var Reveal = (function(){
for( var i = 0, len = slides.length; i < len; i++ ) {
var slide = slides[ i ];
// Don't bother update invisible slides
if( slide.style.display === 'none' ) {
continue;
}
// Vertical stacks are not centered since their section
// children will be
if( slide.classList.contains( 'stack' ) ) {
@ -696,6 +701,21 @@ var Reveal = (function(){
// Remember where we were at before
previousSlide = currentSlide;
// Query all horizontal slides in the deck
var horizontalSlides = document.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR );
// 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 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 );
}
// Remember the state before this slide
var stateBefore = state.concat();
@ -743,9 +763,6 @@ var Reveal = (function(){
clearTimeout( writeURLTimeout );
writeURLTimeout = setTimeout( writeURL, 1500 );
// Query all horizontal slides in the deck
var horizontalSlides = document.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR );
// Find the current horizontal slide and any possible vertical slides
// within it
var currentHorizontalSlide = horizontalSlides[ indexh ],
@ -1135,14 +1152,14 @@ var Reveal = (function(){
function navigateLeft() {
// Prioritize hiding fragments
if( availableRoutes().left && isOverviewActive() || previousFragment() === false ) {
slide( indexh - 1, 0 );
slide( indexh - 1 );
}
}
function navigateRight() {
// Prioritize revealing fragments
if( availableRoutes().right && isOverviewActive() || nextFragment() === false ) {
slide( indexh + 1, 0 );
slide( indexh + 1 );
}
}
@ -1174,10 +1191,10 @@ var Reveal = (function(){
}
else {
// Fetch the previous horizontal slide, if there is one
var previousSlide = document.querySelector( '.reveal .slides>section.past:nth-child(' + indexh + ')' );
var previousSlide = document.querySelector( HORIZONTAL_SLIDES_SELECTOR + '.past:nth-child(' + indexh + ')' );
if( previousSlide ) {
indexv = ( previousSlide.querySelectorAll( 'section' ).length + 1 ) || 0;
indexv = ( previousSlide.querySelectorAll( 'section' ).length + 1 ) || undefined;
indexh --;
slide();
}

23
js/reveal.min.js vendored
View File

@ -1,5 +1,5 @@
/*!
* reveal.js 2.2 r41
* reveal.js 2.2 r42
* http://lab.hakim.se/reveal-js
* MIT licensed
*
@ -38,7 +38,7 @@ ar.call(null,at);};}function ai(){setTimeout(function(){window.scrollTo(0,1);},0
v(au,ar);f.wrapper.dispatchEvent(au);}function Q(){if(X&&!("msPerspective" in document.body.style)){var at=document.querySelectorAll(ap+" a:not(.image)");
for(var au=0,ar=at.length;au<ar;au++){var av=at[au];if(av.textContent&&!av.querySelector("img")&&(!av.className||!av.classList.contains(av,"roll"))){av.classList.add("roll");
av.innerHTML='<span data-title="'+av.text+'">'+av.innerHTML+"</span>";}}}}function T(){if(V.center){var av=I(document.querySelectorAll(ap));var aw=-f.wrapper.offsetHeight/2;
for(var au=0,at=av.length;au<at;au++){var ar=av[au];if(ar.classList.contains("stack")){ar.style.top=0;}else{ar.style.top=Math.max(-(ar.offsetHeight/2)-20,aw)+"px";
for(var au=0,at=av.length;au<at;au++){var ar=av[au];if(ar.style.display==="none"){continue;}if(ar.classList.contains("stack")){ar.style.top=0;}else{ar.style.top=Math.max(-(ar.offsetHeight/2)-20,aw)+"px";
}}}}function L(){if(V.overview){f.wrapper.classList.add("overview");var ar=document.querySelectorAll(m);for(var ax=0,av=ar.length;ax<av;ax++){var au=ar[ax],aB="translateZ(-2500px) translate("+((ax-n)*105)+"%, 0%)";
au.setAttribute("data-index-h",ax);au.style.display="block";au.style.WebkitTransform=aB;au.style.MozTransform=aB;au.style.msTransform=aB;au.style.OTransform=aB;
au.style.transform=aB;if(!au.classList.contains("stack")){au.addEventListener("click",E,true);}var aA=au.querySelectorAll("section");for(var aw=0,at=aA.length;
@ -49,12 +49,13 @@ at.style.WebkitTransform="";at.style.MozTransform="";at.style.msTransform="";at.
}a();}}function ab(ar){if(typeof ar==="boolean"){ar?L():aj();}else{O()?aj():L();}}function O(){return f.wrapper.classList.contains("overview");}function ag(){var ar=document.body;
var at=ar.requestFullScreen||ar.webkitRequestFullScreen||ar.mozRequestFullScreen||ar.msRequestFullScreen;if(at){at.apply(ar);}}function c(){f.wrapper.classList.add("paused");
}function r(){f.wrapper.classList.remove("paused");}function ae(){if(al()){r();}else{c();}}function al(){return f.wrapper.classList.contains("paused");
}function a(ay,aC){A=J;var av=aq.concat();aq.length=0;var aB=n,at=e;n=ao(m,ay===undefined?n:ay);e=ao(b,aC===undefined?e:aC);T();stateLoop:for(var aw=0,az=aq.length;
aw<az;aw++){for(var au=0;au<av.length;au++){if(av[au]===aq[aw]){av.splice(au,1);continue stateLoop;}}document.documentElement.classList.add(aq[aw]);t(aq[aw]);
}while(av.length){document.documentElement.classList.remove(av.pop());}if(O()){L();}clearTimeout(F);F=setTimeout(i,1500);var ar=document.querySelectorAll(m);
var aA=ar[n],ax=aA.querySelectorAll("section");J=ax[e]||aA;if(n!==aB||e!==at){t("slidechanged",{indexh:n,indexv:e,previousSlide:A,currentSlide:J});}else{A=null;
}if(A){A.classList.remove("present");}u();o();}function ao(av,aA){var at=I(document.querySelectorAll(av)),az=at.length;if(az){if(V.loop){aA%=az;if(aA<0){aA=az+aA;
}}aA=Math.max(Math.min(aA,az-1),0);for(var ax=0;ax<az;ax++){var ay=at[ax];if(O()===false){var ar=Math.abs((aA-ax)%(az-3))||0;ay.style.display=ar>3?"none":"block";
}function a(ay,aC){A=J;var ar=document.querySelectorAll(m);if(aC===undefined&&ar[ay]&&ar[ay].classList.contains("stack")){aC=parseInt(ar[ay].getAttribute("data-previous-indexv")||0);
}if(A&&A.parentNode.classList.contains("stack")){A.parentNode.setAttribute("data-previous-indexv",e);}var av=aq.concat();aq.length=0;var aB=n,au=e;n=ao(m,ay===undefined?n:ay);
e=ao(b,aC===undefined?e:aC);T();stateLoop:for(var aw=0,az=aq.length;aw<az;aw++){for(var at=0;at<av.length;at++){if(av[at]===aq[aw]){av.splice(at,1);continue stateLoop;
}}document.documentElement.classList.add(aq[aw]);t(aq[aw]);}while(av.length){document.documentElement.classList.remove(av.pop());}if(O()){L();}clearTimeout(F);
F=setTimeout(i,1500);var aA=ar[n],ax=aA.querySelectorAll("section");J=ax[e]||aA;if(n!==aB||e!==au){t("slidechanged",{indexh:n,indexv:e,previousSlide:A,currentSlide:J});
}else{A=null;}if(A){A.classList.remove("present");}u();o();}function ao(av,aA){var at=I(document.querySelectorAll(av)),az=at.length;if(az){if(V.loop){aA%=az;
if(aA<0){aA=az+aA;}}aA=Math.max(Math.min(aA,az-1),0);for(var ax=0;ax<az;ax++){var ay=at[ax];if(O()===false){var ar=Math.abs((aA-ax)%(az-3))||0;ay.style.display=ar>3?"none":"block";
}at[ax].classList.remove("past");at[ax].classList.remove("present");at[ax].classList.remove("future");if(ax<aA){at[ax].classList.add("past");}else{if(ax>aA){at[ax].classList.add("future");
}}if(ay.querySelector("section")){at[ax].classList.add("stack");}}at[aA].classList.add("present");var au=at[aA].getAttribute("data-state");if(au){aq=aq.concat(au.split(" "));
}var aw=at[aA].getAttribute("data-autoslide");if(aw){ac=parseInt(aw);}else{ac=V.autoSlide;}}else{aA=0;}return aA;}function o(){if(V.progress&&f.progress){var au=I(document.querySelectorAll(m));
@ -74,9 +75,9 @@ t("fragmentshown",{fragment:at[0]});return true;}}else{var ar=document.querySele
t("fragmentshown",{fragment:ar[0]});return true;}}return false;}function U(){if(document.querySelector(b+".present")){var at=document.querySelectorAll(b+".present .fragment.visible");
if(at.length){at[at.length-1].classList.remove("visible");t("fragmenthidden",{fragment:at[at.length-1]});return true;}}else{var ar=document.querySelectorAll(m+".present .fragment.visible");
if(ar.length){ar[ar.length-1].classList.remove("visible");t("fragmenthidden",{fragment:ar[ar.length-1]});return true;}}return false;}function R(){clearTimeout(l);
if(ac){l=setTimeout(z,ac);}}function D(){if(h().left&&O()||U()===false){a(n-1,0);}}function k(){if(h().right&&O()||x()===false){a(n+1,0);}}function w(){if(h().up&&O()||U()===false){a(n,e-1);
}}function H(){if(h().down&&O()||x()===false){a(n,e+1);}}function ad(){if(U()===false){if(h().up){w();}else{var ar=document.querySelector(".reveal .slides>section.past:nth-child("+n+")");
if(ar){e=(ar.querySelectorAll("section").length+1)||0;n--;a();}}}}function z(){if(x()===false){h().down?H():k();}R();}function am(au){var at=document.activeElement;
if(ac){l=setTimeout(z,ac);}}function D(){if(h().left&&O()||U()===false){a(n-1);}}function k(){if(h().right&&O()||x()===false){a(n+1);}}function w(){if(h().up&&O()||U()===false){a(n,e-1);
}}function H(){if(h().down&&O()||x()===false){a(n,e+1);}}function ad(){if(U()===false){if(h().up){w();}else{var ar=document.querySelector(m+".past:nth-child("+n+")");
if(ar){e=(ar.querySelectorAll("section").length+1)||undefined;n--;a();}}}}function z(){if(x()===false){h().down?H():k();}R();}function am(au){var at=document.activeElement;
var av=!!(document.activeElement&&(document.activeElement.type||document.activeElement.href||document.activeElement.contentEditable!=="inherit"));if(av||au.shiftKey||au.altKey||au.ctrlKey||au.metaKey){return;
}var ar=true;switch(au.keyCode){case 80:case 33:ad();break;case 78:case 34:z();break;case 72:case 37:D();break;case 76:case 39:k();break;case 75:case 38:w();
break;case 74:case 40:H();break;case 36:a(0);break;case 35:a(Number.MAX_VALUE);break;case 32:O()?aj():z();break;case 13:O()?aj():ar=false;break;case 66:case 190:ae();