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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #ifndef _SV_PNGREAD_HXX
21 : #define _SV_PNGREAD_HXX
22 :
23 : #include <vcl/dllapi.h>
24 : #include <vcl/bitmapex.hxx>
25 : #include <vector>
26 :
27 : // -------------
28 : // - PNGReader -
29 : // -------------
30 :
31 : namespace vcl
32 : {
33 : class PNGReaderImpl;
34 :
35 : class VCL_DLLPUBLIC PNGReader
36 : {
37 : PNGReaderImpl* mpImpl;
38 :
39 : public:
40 :
41 : /* the PNG chunks are read within the c'tor, so the stream will
42 : be positioned at the end of the PNG */
43 : PNGReader( SvStream& rStm );
44 : ~PNGReader();
45 :
46 : /* an empty preview size hint (=default) will read the whole image
47 : */
48 : BitmapEx Read( const Size& i_rPreviewHint = Size() );
49 :
50 : // retrieve every chunk that resides inside the PNG
51 488 : struct ChunkData
52 : {
53 : sal_uInt32 nType;
54 : std::vector< sal_uInt8 > aData;
55 : };
56 : const std::vector< ChunkData >& GetChunks() const;
57 :
58 : void SetIgnoreGammaChunk( sal_Bool b );
59 : };
60 : }
61 :
62 : #endif // _SV_PNGREAD_HXX
63 :
64 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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