From 72b4e3bf4d2181a4ac19f63471790da499f6c723 Mon Sep 17 00:00:00 2001
From: Hannah Wolfe <erisds@gmail.com>
Date: Mon, 17 Mar 2014 22:56:50 +0000
Subject: [PATCH] Force preview to scroll to the end

fixes #958, fixes #535

- If the cursor is within the last 5 lines, then scroll to the end of the preview window, rather than using a ratio
---
 ghost/admin/assets/lib/editor/markdownEditor.js | 3 +++
 ghost/admin/assets/lib/editor/scrollHandler.js  | 4 ++++
 2 files changed, 7 insertions(+)

diff --git a/ghost/admin/assets/lib/editor/markdownEditor.js b/ghost/admin/assets/lib/editor/markdownEditor.js
index a35f7ab8fd..65a864e948 100644
--- a/ghost/admin/assets/lib/editor/markdownEditor.js
+++ b/ghost/admin/assets/lib/editor/markdownEditor.js
@@ -81,6 +81,9 @@
                     $(document).trigger('markdownEditorChange');
                 });
             },
+            isCursorAtEnd: function () {
+                return codemirror.getCursor('end').line > codemirror.lineCount() - 5;
+            },
             value: function () {
                 return codemirror.getValue();
             }
diff --git a/ghost/admin/assets/lib/editor/scrollHandler.js b/ghost/admin/assets/lib/editor/scrollHandler.js
index b996879240..05d6638cd6 100644
--- a/ghost/admin/assets/lib/editor/scrollHandler.js
+++ b/ghost/admin/assets/lib/editor/scrollHandler.js
@@ -21,6 +21,10 @@
                 ratio = previewHeight / markdownHeight,
                 previewPosition = $markdownViewPort.scrollTop() * ratio;
 
+            if (markdown.isCursorAtEnd()) {
+                previewPosition = previewHeight + 30;
+            }
+
             // apply new scroll
             $previewViewPort.scrollTop(previewPosition);
         }, 10);