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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 .
*/
#include <vcl/graphicfilter.hxx>
#include "emfpimage.hxx"
namespace emfplushelper
{
void EMFPImage::Read(SvMemoryStream &s, sal_uInt32 dataSize, bool bUseWholeStream)
{
sal_uInt32 header, bitmapType;
s.ReadUInt32(header).ReadUInt32(type);
SAL_INFO("drawinglayer", "EMF+\timage\nEMF+\theader: 0x" << std::hex << header << " type: " << type << std::dec);
if (ImageDataTypeBitmap == type)
{
// bitmap
s.ReadInt32(width).ReadInt32(height).ReadInt32(stride).ReadUInt32(pixelFormat).ReadUInt32(bitmapType);
SAL_INFO("drawinglayer", "EMF+\tbitmap width: " << width << " height: " << height << " stride: " << stride << " pixelFormat: 0x" << std::hex << pixelFormat << " bitmapType: 0x" << bitmapType << std::dec);
if ((bitmapType != 0) || (width == 0))
{
// non native formats
GraphicFilter filter;
filter.ImportGraphic(graphic, OUString(), s);
SAL_INFO("drawinglayer", "EMF+\tbitmap width: " << graphic.GetSizePixel().Width() << " height: " << graphic.GetSizePixel().Height());
}
}
else if (ImageDataTypeMetafile == type)
{
// metafile
sal_uInt32 mfType, mfSize;
s.ReadUInt32(mfType).ReadUInt32(mfSize);
if (bUseWholeStream)
dataSize = s.remainingSize();
else
dataSize -= 16;
SAL_INFO("drawinglayer", "EMF+\tmetafile type: " << mfType << " dataSize: " << mfSize << " real size calculated from record dataSize: " << dataSize);
GraphicFilter filter;
// workaround buggy metafiles, which have wrong mfSize set (n#705956 for example)
SvMemoryStream mfStream(const_cast<char *>(static_cast<char const *>(s.GetData()) + s.Tell()), dataSize, StreamMode::READ);
filter.ImportGraphic(graphic, OUString(), mfStream);
// debug code - write the stream to debug file /tmp/emf-stream.emf
#if OSL_DEBUG_LEVEL > 1
mfStream.Seek(0);
static sal_Int32 emfp_debug_stream_number = 0;
OUString emfp_debug_filename = "/tmp/emf-embedded-stream" +
OUString::number(emfp_debug_stream_number++) + ".emf";
SvFileStream file(emfp_debug_filename, StreamMode::WRITE | StreamMode::TRUNC);
mfStream.WriteStream(file);
file.Flush();
file.Close();
#endif
}
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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