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Diffstat (limited to 'include/vcl/pngread.hxx')
-rw-r--r-- | include/vcl/pngread.hxx | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/include/vcl/pngread.hxx b/include/vcl/pngread.hxx new file mode 100644 index 000000000000..b36a0ee6106a --- /dev/null +++ b/include/vcl/pngread.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 . + */ + +#ifndef _SV_PNGREAD_HXX +#define _SV_PNGREAD_HXX + +#include <vcl/dllapi.h> +#include <vcl/bitmapex.hxx> +#include <vector> + +// ------------- +// - PNGReader - +// ------------- + +namespace vcl +{ + class PNGReaderImpl; + + class VCL_DLLPUBLIC PNGReader + { + PNGReaderImpl* mpImpl; + + public: + + /* the PNG chunks are read within the c'tor, so the stream will + be positioned at the end of the PNG */ + PNGReader( SvStream& rStm ); + ~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; + std::vector< sal_uInt8 > aData; + }; + const std::vector< ChunkData >& GetChunks() const; + + void SetIgnoreGammaChunk( sal_Bool b ); + }; +} + +#endif // _SV_PNGREAD_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |