From 4672801229e58cb85f10309c43827050e23649ed Mon Sep 17 00:00:00 2001
From: Hakim El Hattab <hakim.elhattab@gmail.com>
Date: Thu, 31 May 2018 10:35:07 +0200
Subject: new syncFragments api method

---
 js/reveal.js | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

(limited to 'js')

diff --git a/js/reveal.js b/js/reveal.js
index 0f40977..ed9db7b 100644
--- a/js/reveal.js
+++ b/js/reveal.js
@@ -2682,8 +2682,7 @@
 	function syncSlide( slide ) {
 
 		syncBackground( slide );
-
-		sortFragments( slide.querySelectorAll( '.fragment' ) );
+		syncFragments( slide );
 
 		updateBackground();
 		updateNotes();
@@ -2692,6 +2691,19 @@
 
 	}
 
+	/**
+	 * Formats the fragments on the given slide so that they have
+	 * valid indices. Call this if fragments are changed in the DOM
+	 * after reveal.js has already initialized.
+	 *
+	 * @param {HTMLElement} slide
+	 */
+	function syncFragments( slide ) {
+
+		sortFragments( slide.querySelectorAll( '.fragment' ) );
+
+	}
+
 	/**
 	 * Resets all vertical slides so that only the first
 	 * is visible.
@@ -5297,8 +5309,10 @@
 
 		initialize: initialize,
 		configure: configure,
+
 		sync: sync,
 		syncSlide: syncSlide,
+		syncFragments: syncFragments,
 
 		// Navigation methods
 		slide: slide,
-- 
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