From 2ae803efb6659474c61e4dba885bf6a5abf814fe Mon Sep 17 00:00:00 2001
From: Naugtur <naugtur@gmail.com>
Date: Sun, 15 Jan 2012 00:34:51 +0100
Subject: [PATCH] Added support for smart scrolling through slides. Scrolling
events are throttled to prevent going too far
---
js/reveal.js | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)
diff --git a/js/reveal.js b/js/reveal.js
index 75d3141..88d201a 100644
--- a/js/reveal.js
+++ b/js/reveal.js
@@ -173,6 +173,11 @@ var Reveal = (function(){
// Add some 3D magic to our anchors
linkify();
}
+
+ //bind scrolling
+ if(window.addEventListener){
+ document.addEventListener('DOMMouseScroll', scrollStep, false);
+ }
// Read the initial hash
readURL();
@@ -676,6 +681,26 @@ var Reveal = (function(){
}
}
+ var stepT=0;
+ function scrollStep(e){
+ clearTimeout(stepT);
+ stepT=setTimeout(function(){
+ if(e.detail>0){
+ if(availableRoutes().down){
+ navigateDown()
+ }else{
+ navigateRight()
+ }
+ }else{
+ if(availableRoutes().up){
+ navigateUp()
+ }else{
+ navigateLeft()
+ }
+ }
+ },200);
+ }
+
// Expose some methods publicly
return {
initialize: initialize,
--
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