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DFBImageProvider.h
1 /******************************************************************************
2 Este arquivo eh parte da implementacao do ambiente declarativo do middleware
3 Ginga (Ginga-NCL).
4 
5 Direitos Autorais Reservados (c) 1989-2007 PUC-Rio/Laboratorio TeleMidia
6 
7 Este programa eh software livre; voce pode redistribui-lo e/ou modificah-lo sob
8 os termos da Licenca Publica Geral GNU versao 2 conforme publicada pela Free
9 Software Foundation.
10 
11 Este programa eh distribuido na expectativa de que seja util, porem, SEM
12 NENHUMA GARANTIA; nem mesmo a garantia implicita de COMERCIABILIDADE OU
13 ADEQUACAO A UMA FINALIDADE ESPECIFICA. Consulte a Licenca Publica Geral do
14 GNU versao 2 para mais detalhes.
15 
16 Voce deve ter recebido uma copia da Licenca Publica Geral do GNU versao 2 junto
17 com este programa; se nao, escreva para a Free Software Foundation, Inc., no
18 endereco 59 Temple Street, Suite 330, Boston, MA 02111-1307 USA.
19 
20 Para maiores informacoes:
21 ncl @ telemidia.puc-rio.br
22 http://www.ncl.org.br
23 http://www.ginga.org.br
24 http://www.telemidia.puc-rio.br
25 ******************************************************************************
26 This file is part of the declarative environment of middleware Ginga (Ginga-NCL)
27 
28 Copyright: 1989-2007 PUC-RIO/LABORATORIO TELEMIDIA, All Rights Reserved.
29 
30 This program is free software; you can redistribute it and/or modify it under
31 the terms of the GNU General Public License version 2 as published by
32 the Free Software Foundation.
33 
34 This program is distributed in the hope that it will be useful, but WITHOUT ANY
35 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
36 PARTICULAR PURPOSE. See the GNU General Public License version 2 for more
37 details.
38 
39 You should have received a copy of the GNU General Public License version 2
40 along with this program; if not, write to the Free Software
41 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
42 
43 For further information contact:
44 ncl @ telemidia.puc-rio.br
45 http://www.ncl.org.br
46 http://www.ginga.org.br
47 http://www.telemidia.puc-rio.br
48 *******************************************************************************/
49 
50 #ifndef DFBIMAGEPROVIDER_H_
51 #define DFBIMAGEPROVIDER_H_
52 
53 #include "mb/interface/IImageProvider.h"
54 
55 #ifdef __cplusplus
56 extern "C" {
57 #endif
58 #include <directfb.h>
59 #include "directfb/direct/interface.h"
60 #ifdef __cplusplus
61 }
62 #endif
63 
64 #include <set>
65 #include <string>
66 using namespace std;
67 
68 namespace br {
69 namespace pucrio {
70 namespace telemidia {
71 namespace ginga {
72 namespace core {
73 namespace mb {
75  private:
76  IDirectFBImageProvider* decoder;
77  GingaScreenID myScreen;
78  string mrl;
79 
80  public:
81  DFBImageProvider(GingaScreenID screenId, const char* mrl);
82  virtual ~DFBImageProvider();
83 
84  string getLoadSymbol() {return "DFBImageProvider";};
85  void playOver(ISurface* surface);
86 
87  private:
88  IDirectFBSurface* getPerfectUnderlyingSurface(ISurface* surface);
89 
90  public:
91  bool releaseAll();
92  };
93 }
94 }
95 }
96 }
97 }
98 }
99 
100 #endif /*IMAGEPROVIDER_H_*/