reveal-js-base-theme/plugin/multiplex/master.js

33 lines
905 B
JavaScript

(function() {
// don't emit events from inside the previews themselves
if ( window.location.search.match( /receiver/gi ) ) { return; }
var multiplex = Reveal.getConfig().multiplex;
var socket = io.connect(multiplex.url);
Reveal.addEventListener( 'slidechanged', function( event ) {
var nextindexh;
var nextindexv;
var slideElement = event.currentSlide;
if (slideElement.nextElementSibling && slideElement.parentNode.nodeName == 'SECTION') {
nextindexh = event.indexh;
nextindexv = event.indexv + 1;
} else {
nextindexh = event.indexh + 1;
nextindexv = 0;
}
var slideData = {
indexh : event.indexh,
indexv : event.indexv,
nextindexh : nextindexh,
nextindexv : nextindexv,
secret: multiplex.secret,
socketId : multiplex.id
};
if( typeof event.origin === 'undefined' && event.origin !== 'remote' ) socket.emit('slidechanged', slideData);
} );
}());