From 423e602dc7b67152e26cb00640f3a08b35a974a2 Mon Sep 17 00:00:00 2001
From: Thomas Broust <thomas.broust@gmail.com>
Date: Wed, 25 Feb 2015 14:01:34 +0100
Subject: [PATCH] Fixes the rotation calculations

Former-commit-id: a8b3a255e6f4881e02b0fcc3aa9c1e22d84fd014
Former-commit-id: 7d263535078966c8773e28278d61913aeca166d9
---
 src/ImageProcessor/Processors/RotateInside.cs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/ImageProcessor/Processors/RotateInside.cs b/src/ImageProcessor/Processors/RotateInside.cs
index e0a24ea89..b715aa416 100644
--- a/src/ImageProcessor/Processors/RotateInside.cs
+++ b/src/ImageProcessor/Processors/RotateInside.cs
@@ -134,16 +134,16 @@ namespace ImageProcessor.Processors
                     int diffY = (image.Height - newSize.Height) / 2;
 
                     // Put the rotation point in the "center" of the old image
-                    graphics.TranslateTransform(diffX, diffY);
+                    graphics.TranslateTransform(rotateAtX - diffX, rotateAtY - diffY);
 
                     // Rotate the image
                     graphics.RotateTransform(rotateLayer.Angle);
 
                     // Move the image back
-                    graphics.TranslateTransform(-diffX * 2, -diffY * 2);
+                    graphics.TranslateTransform(-(rotateAtX - diffX), -(rotateAtY - diffY));
 
                     // Draw passed in image onto graphics object
-                    graphics.DrawImage(image, new PointF(0, 0));
+                    graphics.DrawImage(image, new PointF(-diffX, -diffY));
                 }
             }