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_GLK_INTERFACE
24 #define GLK_ADVSYS_GLK_INTERFACE
25 
26 #include "glk/glk_api.h"
27 
28 namespace Glk {
29 namespace AdvSys {
30 
31 /**
32  * Interface class that sits between AdvSys and the GLK base, providing methods for
33  * input and output
34  */
35 class GlkInterface : public GlkAPI {
36 private:
37 	winid_t _window;
38 protected:
39 	int _saveSlot;
40 	Common::String _pendingLine;
41 protected:
42 	/**
43 	 * GLK initialization
44 	 */
45 	bool initialize();
46 
47 	/**
48 	 * Print a string
49 	 * @param msg		String
50 	 */
51 	void print(const Common::String &msg);
52 
53 	/**
54 	 * Print a number
55 	 * @param number	Number to print
56 	 */
57 	void print(int number);
58 
59 	/**
60 	 * Get an input line
61 	 */
62 	Common::String readLine();
63 public:
64 	/**
65 	 * Constructor
66 	 */
GlkInterface(OSystem * syst,const GlkGameDescription & gameDesc)67 	GlkInterface(OSystem *syst, const GlkGameDescription &gameDesc) : GlkAPI(syst, gameDesc),
68 		_window(nullptr), _saveSlot(-1) {}
69 };
70 
71 } // End of namespace AdvSys
72 } // End of namespace Glk
73 
74 #endif
75