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/* -*- 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"
#include <tools/stream.hxx>
// predefines
struct WmfExternal;
namespace emfio
{
class WmfReader : public MtfTools
{
private:
sal_uInt16 mnUnitsPerInch;
sal_uInt32 mnRecSize;
bool mbPlaceable;
// embedded EMF data
std::optional<std::vector<sal_uInt8>> mpEMFStream;
// total number of comment records containing EMF data
sal_uInt32 mnEMFRecCount;
// number of EMF records read
sal_uInt32 mnEMFRec;
// total size of embedded EMF data
sal_uInt32 mnEMFSize;
sal_uInt32 mnSkipActions;
// eventually handed over external header
const WmfExternal* mpExternalHeader;
bool mbEnableEMFPlus = true;
// reads header of the WMF-Datei
bool ReadHeader();
// reads parameters of the record with the functionnumber nFunction.
void ReadRecordParams(sal_uInt32 nRecordSize, sal_uInt16 nFunction);
Point ReadPoint(); // reads and converts a point (first X then Y)
Point ReadYX(); // reads and converts a point (first Y then X)
tools::Rectangle ReadRectangle(); // reads and converts a rectangle
Size ReadYXExt();
void GetPlaceableBound(tools::Rectangle& rSize, SvStream* pStrm);
public:
WmfReader(SvStream& rStreamWMF, GDIMetaFile& rGDIMetaFile, const WmfExternal* pExternalHeader);
// read WMF file from stream and fill the GDIMetaFile
void ReadWMF();
// Allows disabling EMF+ if EMF is embedded in this WMF.
void SetEnableEMFPlus(bool bEnableEMFPlus) { mbEnableEMFPlus = bEnableEMFPlus; }
};
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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