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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 .
*/
#ifndef INCLUDED_VCL_PNGREAD_HXX
#define INCLUDED_VCL_PNGREAD_HXX
#include <vcl/dllapi.h>
#include <vcl/bitmapex.hxx>
#include <memory>
#include <vector>
namespace vcl
{
class PNGReaderImpl;
class VCL_DLLPUBLIC PNGReader
{
std::unique_ptr<PNGReaderImpl> mpImpl;
public:
/* the PNG chunks are read within the c'tor, so the stream will
be positioned at the end of the PNG */
explicit PNGReader(SvStream& rStream);
~PNGReader();
/* an empty preview size hint (=default) will read the whole image
*/
BitmapEx Read(const Size& i_rPreviewHint = Size());
// retrieve every chunk that resides inside the PNG
struct ChunkData
{
sal_uInt32 nType = 0;
std::vector<sal_uInt8> aData;
};
const std::vector<ChunkData>& GetChunks() const;
void SetIgnoreGammaChunk(bool bIgnoreGammaChunk);
};
} // end namespace vcl
#endif // INCLUDED_VCL_PNGREAD_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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