1 /* ScummVM - Graphic Adventure Engine
2  *
3  * ScummVM is the legal property of its developers, whose names
4  * are too numerous to list here. Please refer to the COPYRIGHT
5  * file distributed with this source distribution.
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License
9  * as published by the Free Software Foundation; either version 2
10  * of the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20  *
21  */
22 
23 #ifndef PETKA_QMANAGER_H
24 #define PETKA_QMANAGER_H
25 
26 #include "common/hashmap.h"
27 
28 namespace Common {
29 	class SeekableReadStream;
30 }
31 
32 namespace Graphics {
33 	struct Surface;
34 }
35 
36 namespace Petka {
37 
38 class PetkaEngine;
39 
40 class FlicDecoder;
41 
42 class QManager {
43 public:
44 	explicit QManager(PetkaEngine &vm);
45 
46 	bool init();
47 
48 	Common::String findResourceName(uint32 id) const;
49 	Common::String findSoundName(uint32 id) const;
50 
51 	Graphics::Surface *getSurface(uint32 id, uint16 w, uint16 h);
52 	Graphics::Surface *getSurface(uint32 id);
53 	FlicDecoder *getFlic(uint32 id);
54 
55 	void removeResource(uint32 id);
56 	void clearUnneeded();
57 	void clear();
58 
59 private:
60 	struct QResource {
61 		union {
62 			Graphics::Surface *surface;
63 			FlicDecoder *flcDecoder;
64 		};
65 		enum ResType {
66 			kSurface,
67 			kFlic
68 		} type;
69 
70 		~QResource();
71 	};
72 
73 	Common::SeekableReadStream *loadFileStream(uint32 id) const;
74 
75 	static Graphics::Surface *loadBitmapSurface(Common::SeekableReadStream &stream);
76 
77 private:
78 	PetkaEngine &_vm;
79 	Common::HashMap<uint32, QResource> _resourceMap;
80 	Common::HashMap<uint32, Common::String> _nameMap;
81 	Common::HashMap<uint32, bool> _isAlwaysNeededMap;
82 };
83 
84 } // End of namespace Petka
85 
86 #endif
87