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comparison deps/Platinum/Source/Core/PltMetadataHandler.h @ 0:3425707ddbf6

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Initial import (hopefully this mercurial stuff works...)
author fraserofthenight
date Mon, 06 Jul 2009 08:06:28 -0700
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1 /*****************************************************************
2 |
3 | Platinum - Metadata Handler
4 |
5 | Copyright (c) 2004-2008, Plutinosoft, LLC.
6 | All rights reserved.
7 | http://www.plutinosoft.com
8 |
9 | This program is free software; you can redistribute it and/or
10 | modify it under the terms of the GNU General Public License
11 | as published by the Free Software Foundation; either version 2
12 | of the License, or (at your option) any later version.
13 |
14 | OEMs, ISVs, VARs and other distributors that combine and
15 | distribute commercially licensed software with Platinum software
16 | and do not wish to distribute the source code for the commercially
17 | licensed software under version 2, or (at your option) any later
18 | version, of the GNU General Public License (the "GPL") must enter
19 | into a commercial license agreement with Plutinosoft, LLC.
20 |
21 | This program is distributed in the hope that it will be useful,
22 | but WITHOUT ANY WARRANTY; without even the implied warranty of
23 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 | GNU General Public License for more details.
25 |
26 | You should have received a copy of the GNU General Public License
27 | along with this program; see the file LICENSE.txt. If not, write to
28 | the Free Software Foundation, Inc.,
29 | 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
30 | http://www.gnu.org/licenses/gpl-2.0.html
31 |
32 ****************************************************************/
33
34 #ifndef _PLT_METADATA_HANDLER_H_
35 #define _PLT_METADATA_HANDLER_H_
36
37 /*----------------------------------------------------------------------
38 | includes
39 +---------------------------------------------------------------------*/
40 #include "Neptune.h"
41
42 /*----------------------------------------------------------------------
43 | PLT_MetadataHandler class
44 +---------------------------------------------------------------------*/
45 class PLT_MetadataHandler
46 {
47 public:
48 virtual ~PLT_MetadataHandler() {}
49
50 // metadata overridables
51 virtual bool HandleExtension(const char* extension) = 0;
52 virtual NPT_Result Load(NPT_InputStream& stream,
53 NPT_TimeInterval sleeptime = NPT_TimeInterval(0, 10000),
54 NPT_TimeInterval timeout = NPT_TimeInterval(30, 0)) = 0;
55 virtual NPT_Result Save(NPT_OutputStream& stream,
56 NPT_TimeInterval sleeptime = NPT_TimeInterval(0, 10000),
57 NPT_TimeInterval timeout = NPT_TimeInterval(30, 0)) = 0;
58
59 virtual const char* GetLicenseData(NPT_String& licenseData) = 0;
60 virtual NPT_Result GetCoverArtData(char*& caData, int& len) = 0;
61 virtual const char* GetContentID(NPT_String& value) = 0;
62 virtual const char* GetTitle(NPT_String& value) = 0;
63 virtual const char* GetDescription(NPT_String& value) = 0;
64 virtual NPT_Result GetDuration(NPT_UInt32& seconds) = 0;
65 virtual const char* GetProtection(NPT_String& protection) = 0;
66 virtual NPT_Result GetYear(NPT_Size& year) = 0;
67
68 // helper functions
69 virtual NPT_Result LoadFile(const char* filename);
70 virtual NPT_Result SaveFile(const char* filename);
71 };
72
73 /*----------------------------------------------------------------------
74 | PLT_MetadataHandlerFinder
75 +---------------------------------------------------------------------*/
76 class PLT_MetadataHandlerFinder
77 {
78 public:
79 // methods
80 PLT_MetadataHandlerFinder(const char* extension) : m_Extension(extension) {}
81 bool operator()(PLT_MetadataHandler* const & handler) const {
82 return handler->HandleExtension(m_Extension) ? true : false;
83 }
84
85 private:
86 // members
87 NPT_String m_Extension;
88 };
89
90 #endif /* _PLT_METADATA_HANDLER_H_ */