From 50f9a82089c134ed9f81295a294311563f8737ca Mon Sep 17 00:00:00 2001
From: Dominik Picheta <dominikpicheta@googlemail.com>
Date: Fri, 15 Aug 2014 15:47:50 +0100
Subject: [PATCH] Small rotation fixes.

---
 src/drawer.js | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/src/drawer.js b/src/drawer.js
index a8db0265..5e4b59b7 100644
--- a/src/drawer.js
+++ b/src/drawer.js
@@ -398,13 +398,20 @@ function updateViewport( drawer ) {
     }
 
     //Change bounds for rotation
-    if (degrees !== 0) {
+    if (degrees === 90 || degrees === 270) {
         var rotatedBounds = viewportBounds.rotate( degrees );
         viewportTL = rotatedBounds.getTopLeft();
         viewportBR = rotatedBounds.getBottomRight();
     }
     else if (degrees !== 0) {
-        var factor = 0.5 / drawer.viewer.viewport.getZoom();
+        /*
+        var factor1 = drawer.viewer.viewport.imageToViewportRectangle(0, 0, 256, 256);
+        viewportBounds.width += factor1.width;
+        viewportBounds.height += factor1.width;
+        viewportTL = viewportBounds.getTopLeft();
+        viewportBR = viewportBounds.getBottomRight();
+        */
+        var factor = 0.3 / drawer.viewer.viewport.getZoom();
         viewportTL.x -= factor;
         viewportTL.y -= factor;
         viewportBR.x += factor;