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 GLK_ADVSYS_ADVSYS
24 #define GLK_ADVSYS_ADVSYS
25 
26 #include "common/scummsys.h"
27 #include "glk/advsys/vm.h"
28 
29 namespace Glk {
30 namespace AdvSys {
31 
32 /**
33  * AdvSys game interpreter
34  */
35 class AdvSys : public VM {
36 private:
37 	/**
38 	 * Engine initialization
39 	 */
40 	bool initialize();
41 
42 	/**
43 	 * Engine cleanup
44 	 */
45 	void deinitialize();
46 
47 	/**
48 	 * Handle a single action
49 	 */
50 	bool singleAction();
51 public:
52 	/**
53 	 * Constructor
54 	 */
AdvSys(OSystem * syst,const GlkGameDescription & gameDesc)55 	AdvSys(OSystem *syst, const GlkGameDescription &gameDesc) : VM(syst, gameDesc) {}
56 
57 	/**
58 	 * Run the game
59 	 */
60 	virtual void runGame() override;
61 
62 	/**
63 	 * Returns the running interpreter type
64 	 */
getInterpreterType()65 	virtual InterpreterType getInterpreterType() const override {
66 		return INTERPRETER_ADVSYS;
67 	}
68 
69 	/**
70 	 * Load a savegame from the passed Quetzal file chunk stream
71 	 */
72 	virtual Common::Error readSaveData(Common::SeekableReadStream *rs) override;
73 
74 	/**
75 	 * Save the game. The passed write stream represents access to the UMem chunk
76 	 * in the Quetzal save file that will be created
77 	 */
78 	virtual Common::Error writeGameData(Common::WriteStream *ws) override;
79 };
80 
81 } // End of namespace AdvSys
82 } // End of namespace Glk
83 
84 #endif
85