Adding upstream version 4:24.2.0.upstream/4%24.2.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 64 insertions, 0 deletions

diff --git a/emfio/inc/emfreader.hxx b/emfio/inc/emfreader.hxx
new file mode 100644
index 0000000000..4893a45733
--- /dev/null
+++ b/emfio/inc/emfreader.hxx
@@ -0,0 +1,64 @@
+/* -*- 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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+#pragma once
+
+#include "mtftools.hxx"
+
+namespace emfio
+{
+    class EmfReader : public MtfTools
+    {
+    private:
+        sal_uInt32   mnRecordCount;
+
+        bool        mbRecordPath : 1;
+        bool        mbEMFPlus : 1;
+        bool        mbEMFPlusDualMode : 1;
+        /// Another format is read already, can ignore actual EMF data.
+        bool mbReadOtherGraphicFormat = false;
+        basegfx::B2DTuple maSizeHint;
+        bool mbEnableEMFPlus = true;
+
+        bool        ReadHeader();
+        // reads and converts the rectangle
+        static tools::Rectangle ReadRectangle(sal_Int32, sal_Int32, sal_Int32, sal_Int32);
+
+    public:
+        EmfReader(SvStream& rStreamWMF, GDIMetaFile& rGDIMetaFile);
+        ~EmfReader();
+
+        bool ReadEnhWMF();
+        void ReadGDIComment(sal_uInt32 nCommentId);
+        /// Parses EMR_COMMENT_MULTIFORMATS.
+        void ReadMultiformatsComment();
+        void SetSizeHint(const basegfx::B2DTuple& rSizeHint) { maSizeHint = rSizeHint; }
+        void SetEnableEMFPlus(bool bEnableEMFPlus) { mbEnableEMFPlus = bEnableEMFPlus; }
+
+    private:
+        template <class T> void ReadAndDrawPolyPolygon(sal_uInt32 nNextPos);
+        template <class T> void ReadAndDrawPolyLine(sal_uInt32 nNextPos);
+        template <class T> tools::Polygon ReadPolygon(sal_uInt32 nStartIndex, sal_uInt32 nPoints, sal_uInt32 nNextPos);
+        template <class T> tools::Polygon ReadPolygonWithSkip(const bool skipFirst, sal_uInt32 nNextPos);
+
+        tools::Rectangle ReadRectangle();
+        void ReadEMFPlusComment(sal_uInt32 length, bool& bHaveDC);
+    };
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */