From abb4ca8f2da34245b82931fcf99bede3e76d5481 Mon Sep 17 00:00:00 2001
From: Hakim El Hattab
Date: Mon, 10 Jun 2013 08:55:59 +0200
Subject: rtl support for new sliding backgrounds

---
 js/reveal.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'js/reveal.js')

diff --git a/js/reveal.js b/js/reveal.js
index b3ccffe..24960cd 100644
--- a/js/reveal.js
+++ b/js/reveal.js
@@ -1524,7 +1524,11 @@ var Reveal = (function(){
 		// states of their slides (past/present/future)
 		toArray( dom.background.childNodes ).forEach( function( backgroundh, h ) {
 
-			backgroundh.className = 'slide-background ' + ( h < indexh ? 'past' : h > indexh ? 'future' : 'present' );
+			// Reverse past/future classes when in RTL mode
+			var horizontalPast = config.rtl ? 'future' : 'past',
+				horizontalFuture = config.rtl ? 'past' : 'future';
+
+			backgroundh.className = 'slide-background ' + ( h < indexh ? horizontalPast : h > indexh ? horizontalFuture : 'present' );
 
 			toArray( backgroundh.childNodes ).forEach( function( backgroundv, v ) {
 
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