From 59fab7566f382792dc4f8d575716065e9e294a8d Mon Sep 17 00:00:00 2001
From: David DeSandro <david@desandro.com>
Date: Fri, 17 Dec 2010 08:01:11 -0500
Subject: [PATCH] js : cellByRowLayout centered

---
 src/jquery.molequul.js | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/jquery.molequul.js b/src/jquery.molequul.js
index dd6a878..fb9ee71 100755
--- a/src/jquery.molequul.js
+++ b/src/jquery.molequul.js
@@ -621,14 +621,15 @@
   };
   
   $.Molequul.prototype._cellsByRowLayout = function( $elems ) {
-    var instance = this;
+    var instance = this,
+        cols = this.cellsByRow.cols;
     this.cellsByRow.atomsLen = $elems.length;
     $elems.each( function( i ){
       var $this = $(this),
-          x = ( i % instance.cellsByRow.cols ) * instance.cellsByRow.columnWidth 
-              + instance.posLeft,
-          y = ~~( i / instance.cellsByRow.cols ) * instance.cellsByRow.rowHeight 
-              + instance.posTop;
+          x = ( i % cols + 0.5 ) * instance.cellsByRow.columnWidth
+              - $this.outerWidth(true) / 2 + instance.posLeft,
+          y = ( ~~( i / cols ) + 0.5 ) * instance.cellsByRow.rowHeight 
+              - $this.outerHeight(true) / 2 + instance.posTop;
       instance._pushPosition( $this, x, y );
     });
     return this;