fix new positioning code for scrolled editor

diff --git a/editor.coffee b/editor.coffee
index 956ade0..8014188 100644 (file)
--- a/editor.coffee
+++ b/editor.coffee
@@ -73,9 +73,13 @@ window.cursor_to_xyh = cursor_to_xyh = (n, i) ->
                        rect = rect[0]
        else
                return x: 0, y: 0, w: 0, h: 0 # TODO return null, fix callers
+       doc = n.el.ownerDocument.documentElement
+       win = n.el.ownerDocument.defaultView
+       y_fix = win.pageYOffset - doc.clientTop
+       x_fix = win.pageXOffset - doc.clientLeft
        ret = {
-               x: rect.left
-               y: rect.top
+               x: rect.left + x_fix
+               y: rect.top + y_fix
                w: rect.width ? (rect.right - rect.left)
                h: rect.height ? (rect.top - rect.bottom)
        }