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Diffstat (limited to '')
-rw-r--r-- | emfio/inc/emfreader.hxx | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/emfio/inc/emfreader.hxx b/emfio/inc/emfreader.hxx new file mode 100644 index 000000000..a09ad6fa2 --- /dev/null +++ b/emfio/inc/emfreader.hxx @@ -0,0 +1,68 @@ +/* -*- 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 . + */ + +#ifndef INCLUDED_EMFIO_INC_EMFREADER_HXX +#define INCLUDED_EMFIO_INC_EMFREADER_HXX + +#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); + }; +} + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |