50 lines
1.4 KiB
JavaScript
50 lines
1.4 KiB
JavaScript
(function() {
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// don't emit events from inside the previews themselves
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if ( window.location.search.match( /receiver/gi ) ) { return; }
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var multiplex = Reveal.getConfig().multiplex;
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var socket = io.connect(multiplex.url);
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var notify = function( slideElement, indexh, indexv, origin ) {
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if( typeof origin === 'undefined' && origin !== 'remote' ) {
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var nextindexh;
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var nextindexv;
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var fragmentindex = Reveal.getIndices().f;
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if (typeof fragmentindex == 'undefined') {
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fragmentindex = 0;
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}
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if (slideElement.nextElementSibling && slideElement.parentNode.nodeName == 'SECTION') {
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nextindexh = indexh;
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nextindexv = indexv + 1;
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} else {
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nextindexh = indexh + 1;
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nextindexv = 0;
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}
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var slideData = {
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indexh : indexh,
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indexv : indexv,
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indexf : fragmentindex,
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nextindexh : nextindexh,
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nextindexv : nextindexv,
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secret: multiplex.secret,
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socketId : multiplex.id
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};
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socket.emit('slidechanged', slideData);
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}
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}
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Reveal.addEventListener( 'slidechanged', function( event ) {
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notify( event.currentSlide, event.indexh, event.indexv, event.origin );
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} );
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var fragmentNotify = function( event ) {
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notify( Reveal.getCurrentSlide(), Reveal.getIndices().h, Reveal.getIndices().v, event.origin );
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};
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Reveal.addEventListener( 'fragmentshown', fragmentNotify );
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Reveal.addEventListener( 'fragmenthidden', fragmentNotify );
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}()); |