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tubestats-presentation
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merge in support for stepped fragments in notes window

This commit is contained in:
Hakim El Hattab 2012-10-25 09:36:25 -04:00
parent 4777afe0c5 1801bf67ea
commit 5d1bac5790
6 changed files with 92 additions and 75 deletions
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2
README.md
View File

@ -132,6 +132,8 @@ Reveal.up();
Reveal.down();
Reveal.prev();
Reveal.next();
Reveal.prevFragment();
Reveal.nextFragment();
Reveal.toggleOverview();
// Retrieves the previous and current slide elements

4
index.html
View File

@ -261,6 +261,10 @@ function linkify( selector ) {
<li class="fragment"><em>of view</em></li>
<li class="fragment"><strong>fragments</strong></li>
</ol>
<aside class="notes">
This slide has fragments which are also stepped through in the notes window.
</aside>
</section>
<section>
<h2>Fragment Styles</h2>

2
js/reveal.js
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@ -1324,6 +1324,8 @@ var Reveal = (function(){
down: navigateDown,
prev: navigatePrev,
next: navigateNext,
prevFragment: previousFragment,
nextFragment: nextFragment,
// Deprecated aliases
navigateTo: slide,

2
js/reveal.min.js vendored
View File

@ -76,7 +76,7 @@ if(am>ac.threshold&&Math.abs(am)>Math.abs(al)){ac.handled=true;B();}else{if(am<-
u();}else{if(al<-ac.threshold){ac.handled=true;F();}}}}aq.preventDefault();}}}else{if(navigator.userAgent.match(/android/gi)){aq.preventDefault();}}}function W(al){ac.handled=false;
}function o(al){clearTimeout(z);z=setTimeout(function(){var am=al.detail||-al.wheelDelta;if(am>0){x();}else{Z();}},100);}function ai(am){var al=Array.prototype.slice.call(document.querySelectorAll(l)).length;
var an=Math.floor((am.clientX/f.wrapper.offsetWidth)*al);a(an);}function w(al){J();}function C(al){if(L()){al.preventDefault();ae();m=this.getAttribute("data-index-h");
e=this.getAttribute("data-index-v");a();}}return{initialize:i,slide:a,left:B,right:j,up:u,down:F,prev:Z,next:x,navigateTo:a,navigateLeft:B,navigateRight:j,navigateUp:u,navigateDown:F,navigatePrev:Z,navigateNext:x,toggleOverview:X,addEventListeners:E,removeEventListeners:U,getIndices:M,getPreviousSlide:function(){return y;
e=this.getAttribute("data-index-v");a();}}return{initialize:i,slide:a,left:B,right:j,up:u,down:F,prev:Z,next:x,prevFragment:Q,nextFragment:v,navigateTo:a,navigateLeft:B,navigateRight:j,navigateUp:u,navigateDown:F,navigatePrev:Z,navigateNext:x,toggleOverview:X,addEventListeners:E,removeEventListeners:U,getIndices:M,getPreviousSlide:function(){return y;
},getCurrentSlide:function(){return G;},getQueryHash:function(){var al={};location.search.replace(/[A-Z0-9]+?=(\w*)/gi,function(am){al[am.split("=").shift()]=am.split("=").pop();
});return al;},addEventListener:function(am,an,al){if("addEventListener" in window){(f.wrapper||document.querySelector(".reveal")).addEventListener(am,an,al);
}},removeEventListener:function(am,an,al){if("addEventListener" in window){(f.wrapper||document.querySelector(".reveal")).removeEventListener(am,an,al);

45
plugin/notes/notes.html
View File

@ -109,45 +109,30 @@
window.addEventListener( 'message', function( event ) {
var data = JSON.parse( event.data );
if( data.markdown ) {
notes.innerHTML = (new Showdown.converter()).makeHtml( data.notes );
// No need for updating the notes in case of fragment changes
if ( data.notes !== undefined) {
if( data.markdown ) {
notes.innerHTML = (new Showdown.converter()).makeHtml( data.notes );
}
else {
notes.innerHTML = data.notes;
}
}
else {
notes.innerHTML = data.notes;
}
// Kill the slide listeners while responding to the event
removeSlideListeners();
// Update the note slides
currentSlide.contentWindow.Reveal.slide( data.indexh, data.indexv );
nextSlide.contentWindow.Reveal.slide( data.nextindexh, data.nextindexv );
// Resume listening on the next cycle
setTimeout( addSlideListeners, 1 );
// Showing and hiding fragments
if( data.fragment === 'next' ) {
currentSlide.contentWindow.Reveal.nextFragment();
}
else if( data.fragment === 'prev' ) {
currentSlide.contentWindow.Reveal.prevFragment();
}
}, false );
function addSlideListeners() {
currentSlide.contentWindow.Reveal.addEventListener( 'slidechanged', onNotesSlideChange, false );
nextSlide.contentWindow.Reveal.addEventListener( 'slidechanged', onNotesSlideChange, false );
}
function removeSlideListeners() {
currentSlide.contentWindow.Reveal.removeEventListener( 'slidechanged', onNotesSlideChange, false );
nextSlide.contentWindow.Reveal.removeEventListener( 'slidechanged', onNotesSlideChange, false );
}
function onNotesSlideChange( event ) {
window.opener.postMessage( JSON.stringify({
indexh : event.indexh,
indexv : event.indexv
}), '*' );
}
addSlideListeners();
})( window );
}, false );

112
plugin/notes/notes.js
View File

@ -7,54 +7,78 @@ var RevealNotes = (function() {
function openNotes() {
var notesPopup = window.open( 'plugin/notes/notes.html', 'reveal.js - Notes', 'width=1120,height=850' );
Reveal.addEventListener( 'slidechanged', post );
// Posts the current slide data to the notes window
function post() {
var slideElement = Reveal.getCurrentSlide(),
indexh = Reveal.getIndices().h,
indexv = Reveal.getIndices().v,
nextindexh,
nextindexv;
if( slideElement.nextElementSibling && slideElement.parentNode.nodeName == 'SECTION' ) {
nextindexh = indexh;
nextindexv = indexv + 1;
} else {
nextindexh = indexh + 1;
nextindexv = 0;
}
var notes = slideElement.querySelector( 'aside.notes' );
var slideData = {
notes : notes ? notes.innerHTML : '',
indexh : indexh,
indexv : indexv,
nextindexh : nextindexh,
nextindexv : nextindexv,
markdown : notes ? typeof notes.getAttribute( 'data-markdown' ) === 'string' : false
};
notesPopup.postMessage( JSON.stringify( slideData ), '*' );
}
// The main presentation is kept in sync when navigating the
// note slides so that the popup may be used as a remote
window.addEventListener( 'message', function( event ) {
var data = JSON.parse( event.data );
if( data && typeof data.indexh === 'number' && typeof data.indexv === 'number' ) {
Reveal.slide( data.indexh, data.indexv );
}
// Fires when slide is changed
Reveal.addEventListener( 'slidechanged', function( event ) {
post('slidechanged');
} );
// Fires when a fragment is shown
Reveal.addEventListener( 'fragmentshown', function( event ) {
post('fragmentshown');
} );
// Fires when a fragment is hidden
Reveal.addEventListener( 'fragmenthidden', function( event ) {
post('fragmenthidden');
} );
/**
* Posts the current slide data to the notes window
*
* @param {String} eventType Expecting 'slidechanged', 'fragmentshown'
* or 'fragmenthidden' set in the events above to define the needed
* slideDate.
*/
function post( eventType ) {
var slideElement = Reveal.getCurrentSlide(),
messageData;
if( eventType === 'slidechanged' ) {
var notes = slideElement.querySelector( 'aside.notes' ),
indexh = Reveal.getIndices().h,
indexv = Reveal.getIndices().v,
nextindexh,
nextindexv;
if( slideElement.nextElementSibling && slideElement.parentNode.nodeName == 'SECTION' ) {
nextindexh = indexh;
nextindexv = indexv + 1;
} else {
nextindexh = indexh + 1;
nextindexv = 0;
}
messageData = {
notes : notes ? notes.innerHTML : '',
indexh : indexh,
indexv : indexv,
nextindexh : nextindexh,
nextindexv : nextindexv,
markdown : notes ? typeof notes.getAttribute( 'data-markdown' ) === 'string' : false
};
}
else if( eventType === 'fragmentshown' ) {
messageData = {
fragment : 'next'
};
}
else if( eventType === 'fragmenthidden' ) {
messageData = {
fragment : 'prev'
};
}
notesPopup.postMessage( JSON.stringify( messageData ), '*' );
}
// Navigate to the current slide when the notes are loaded
notesPopup.addEventListener( 'load', post, false );
notesPopup.addEventListener( 'load', function( event ) {
post('slidechanged');
}, false );
}
// If the there's a 'notes' query set, open directly
if( window.location.search.match(/(\?|\&)notes/gi ) !== null ) {
if( window.location.search.match( /(\?|\&)notes/gi ) !== null ) {
openNotes();
}
@ -70,5 +94,5 @@ var RevealNotes = (function() {
}
}, false );
return { open: openNotes }
})();
return { open: openNotes };
})();