From 74e14f5c701c73f1367548e8e7d72ba6434830a2 Mon Sep 17 00:00:00 2001
From: Janus <janus2@ymail.com>
Date: Wed, 6 Feb 2013 22:07:21 +0000
Subject: [PATCH] Fix #8781. Display rotated images with alpha channel properly
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Signed-off-by: Axel Dörfler <axeld@pinc-software.de>
---
 src/apps/showimage/ShowImageView.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/apps/showimage/ShowImageView.cpp b/src/apps/showimage/ShowImageView.cpp
index d82d3c89f1..3f8899575f 100644
--- a/src/apps/showimage/ShowImageView.cpp
+++ b/src/apps/showimage/ShowImageView.cpp
@@ -1714,6 +1714,9 @@ ShowImageView::_DoImageOperation(ImageProcessor::operation op, bool quiet)
 	_DeleteBitmap();
 	fBitmap = bm;
 
+	if (fBitmap->ColorSpace() == B_RGBA32)
+		fDisplayBitmap = compose_checker_background(fBitmap);
+
 	if (!quiet) {
 		// remove selection
 		_SetHasSelection(false);