summaryrefslogtreecommitdiff
path: root/src/game/game.hpp
blob: 95d9aa0a135dc350787624c676b57d454662529d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
/* $Id$ */

/*
 * This file is part of OpenTTD.
 * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
 * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
 */

/** @file game.hpp Base functions for all Games. */

#ifndef GAME_HPP
#define GAME_HPP

#include "../core/string_compare_type.hpp"
#include "game_scanner.hpp"
#include <map>

/** A list that maps AI names to their AIInfo object. */
typedef std::map<const char *, class ScriptInfo *, StringCompare> ScriptInfoList;

#include "../script/api/script_event_types.hpp"

/**
 * Main Game class. Contains all functions needed to start, stop, save and load Game Scripts.
 */
class Game {
public:
	/**
	 * Called every game-tick to let Game do something.
	 */
	static void GameLoop();

	/**
	 * Initialize the Game system.
	 */
	static void Initialize();

	/**
	 * Start up a new GameScript.
	 */
	static void StartNew();

	/**
	 * Uninitialize the Game system.
	 */
	static void Uninitialize(bool keepConfig);

	/**
	 * Suspends the Game Script and then pause the execution of the script. The
	 * script will not be resumed from its suspended state until the script
	 * has been unpaused.
	 */
	static void Pause();

	/**
	 * Resume execution of the Game Script. This function will not actually execute
	 * the script, but set a flag so that the script is executed by the usual
	 * mechanism that executes the script.
	 */
	static void Unpause();

	/**
	 * Checks if the Game Script is paused.
	 * @return true if the Game Script is paused, otherwise false.
	 */
	static bool IsPaused();

	/**
	 * Queue a new event for a Game Script.
	 */
	static void NewEvent(class ScriptEvent *event);

	/**
	 * Get the current GameScript instance.
	 */
	static class GameInstance *GetGameInstance() { return Game::instance; }

	/**
	 * Get the current GameInfo.
	 */
	static class GameInfo *GetInfo() { return Game::info; }

	static void Rescan();
	static void ResetConfig();

	/**
	 * Save data from a GameScript to a savegame.
	 */
	static void Save();

	/**
	 * Load data for a GameScript from a savegame.
	 */
	static void Load(int version);

	/** Wrapper function for GameScanner::GetConsoleList */
	static char *GetConsoleList(char *p, const char *last, bool newest_only = false);
	/** Wrapper function for GameScanner::GetConsoleLibraryList */
	static char *GetConsoleLibraryList(char *p, const char *last);
	/** Wrapper function for GameScanner::GetInfoList */
	static const ScriptInfoList *GetInfoList();
	/** Wrapper function for GameScanner::GetUniqueInfoList */
	static const ScriptInfoList *GetUniqueInfoList();
	/** Wrapper function for GameScannerInfo::FindInfo */
	static class GameInfo *FindInfo(const char *name, int version, bool force_exact_match);
	/** Wrapper function for GameScanner::FindLibrary */
	static class GameLibrary *FindLibrary(const char *library, int version);

	/**
	 * Get the current active instance.
	 */
	static class GameInstance *GetInstance() { return Game::instance; }

	/** Wrapper function for GameScanner::HasGame */
	static bool HasGame(const struct ContentInfo *ci, bool md5sum);
	static bool HasGameLibrary(const ContentInfo *ci, bool md5sum);
	/** Gets the ScriptScanner instance that is used to find Game scripts */
	static GameScannerInfo *GetScannerInfo();
	/** Gets the ScriptScanner instance that is used to find Game Libraries */
	static GameScannerLibrary *GetScannerLibrary();

private:
	static uint frame_counter;                        ///< Tick counter for the Game code.
	static class GameInstance *instance;              ///< Instance to the current active Game.
	static class GameScannerInfo *scanner_info;       ///< Scanner for Game scripts.
	static class GameScannerLibrary *scanner_library; ///< Scanner for GS Libraries.
	static class GameInfo *info;                      ///< Current selected GameInfo.
};

#endif /* GAME_HPP */