vcl: tests for Bitmap, check for symmetry when scaling bitmaps

Change-Id: I53d6e70018477abb9f98140a52697c1de0f90934

1 files changed, 31 insertions, 0 deletions

diff --git a/vcl/inc/BitmapSymmetryCheck.hxx b/vcl/inc/BitmapSymmetryCheck.hxx
new file mode 100644
index 000000000000..576a61c2156a
--- /dev/null
+++ b/vcl/inc/BitmapSymmetryCheck.hxx
@@ -0,0 +1,31 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ */
+
+#ifndef INCLUDED_VCL_INC_BITMAPSYMMETRYCHECK_HXX
+#define INCLUDED_VCL_INC_BITMAPSYMMETRYCHECK_HXX
+
+#include <vcl/bitmap.hxx>
+#include <vcl/bmpacc.hxx>
+
+class VCL_DLLPUBLIC BitmapSymmetryCheck
+{
+public:
+    BitmapSymmetryCheck();
+    virtual ~BitmapSymmetryCheck();
+
+    bool check(Bitmap& rBitmap);
+
+protected:
+    virtual bool checkImpl(BitmapReadAccess* pReadAccess);
+};
+
+#endif // INCLUDED_VCL_INC_BITMAPSYMMETRYCHECK_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */