From fa957db272f0adb2d3bc1f881c91de9b1ccee6f0 Mon Sep 17 00:00:00 2001
From: Wu Cheng-Han
Date: Fri, 25 Sep 2015 18:05:50 +0800
Subject: Updated updateView, now will updateHistory in editor changes event,
 support preventSyncScroll and workaround editor might scroll to no where on
 changes in the doc bottom

---
 public/js/syncscroll.js | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'public/js/syncscroll.js')

diff --git a/public/js/syncscroll.js b/public/js/syncscroll.js
index a9eafe48..143e668e 100644
--- a/public/js/syncscroll.js
+++ b/public/js/syncscroll.js
@@ -139,6 +139,8 @@ md.renderer.rules.code = function (tokens, idx /*, options, env */ ) {
     return '<code>' + Remarkable.utils.escapeHtml(tokens[idx].content) + '</code>';
 };
 
+var preventSyncScroll = false;
+
 //var editorScrollThrottle = 100;
 var buildMapThrottle = 100;
 
@@ -299,6 +301,10 @@ function getEditorLineNoByTop(top) {
 
 function syncScrollToView(event, _lineNo) {
     if (currentMode != modeType.both) return;
+    if (preventSyncScroll) {
+        preventSyncScroll = false;
+        return;
+    }
     var lineNo, posTo;
     var scrollInfo = editor.getScrollInfo();
     if (!scrollMap || !lineHeightMap) {
-- 
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