summaryrefslogtreecommitdiff
path: root/src/company_base.h
blob: f44ae8c222c4b4f32ee8b34ec00a41efd63f1907 (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
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
/* $Id$ */

/*
 * 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 company_base.h Definition of stuff that is very close to a company, like the company struct itself. */

#ifndef COMPANY_BASE_H
#define COMPANY_BASE_H

#include "core/pool_type.hpp"
#include "road_type.h"
#include "rail_type.h"
#include "livery.h"
#include "autoreplace_type.h"
#include "economy_type.h"
#include "tile_type.h"
#include "settings_type.h"
#include "group.h"

struct CompanyEconomyEntry {
	Money income;
	Money expenses;
	int32 delivered_cargo;
	int32 performance_history; ///< company score (scale 0-1000)
	Money company_value;
};

struct CompanyInfrastructure {
	uint32 road[ROADTYPE_END]; ///< Count of company owned track bits for each road type.
	uint32 signal;             ///< Count of company owned signals.
	uint32 rail[RAILTYPE_END]; ///< Count of company owned track bits for each rail type.
	uint32 water;              ///< Count of company owned track bits for canals.
	uint32 station;            ///< Count of company owned station tiles.
	uint32 airport;            ///< Count of company owned airports.
};

typedef Pool<Company, CompanyByte, 1, MAX_COMPANIES> CompanyPool;
extern CompanyPool _company_pool;


/** Statically loadable part of Company pool item */
struct CompanyProperties {
	uint32 name_2;                   ///< Parameter of #name_1.
	uint16 name_1;                   ///< Name of the company if the user did not change it.
	char *name;                      ///< Name of the company if the user changed it.

	uint16 president_name_1;         ///< Name of the president if the user did not change it.
	uint32 president_name_2;         ///< Parameter of #president_name_1
	char *president_name;            ///< Name of the president if the user changed it.

	CompanyManagerFace face;         ///< Face description of the president.

	Money money;                     ///< Money owned by the company.
	byte money_fraction;             ///< Fraction of money of the company, too small to represent in #money.
	Money current_loan;              ///< Amount of money borrowed from the bank.

	byte colour;                     ///< Company colour.

	RailTypes avail_railtypes;       ///< Rail types available to the company.

	byte block_preview;              ///< Number of quarters that the company is not allowed to get new exclusive engine previews (see CompaniesGenStatistics).

	uint32 cargo_types;              ///< Which cargo types were transported the last year.

	TileIndex location_of_HQ;        ///< Northern tile of HQ; #INVALID_TILE when there is none.
	TileIndex last_build_coordinate; ///< Coordinate of the last build thing by this company.

	OwnerByte share_owners[4];       ///< Owners of the 4 shares of the company. #INVALID_OWNER if nobody has bought them yet.

	Year inaugurated_year;           ///< Year of starting the company.

	byte quarters_of_bankruptcy;     ///< Number of quarters (a quarter is 3 months) that the company has a negative balance.
	CompanyMask bankrupt_asked;      ///< which companies were asked about buying it?
	int16 bankrupt_timeout;          ///< If bigger than \c 0, amount of time to wait for an answer on an offer to buy this company.
	Money bankrupt_value;

	uint32 terraform_limit;          ///< Amount of tileheights we can (still) terraform (times 65536).
	uint32 clear_limit;              ///< Amount of tiles we can (still) clear (times 65536).

	/**
	 * If \c true, the company is (also) controlled by the computer (a NoAI program).
	 * @note It is possible that the user is also participating in such a company.
	 */
	bool is_ai;

	Money yearly_expenses[3][EXPENSES_END];                ///< Expenses of the company for the last three years, in every #Expenses category.
	CompanyEconomyEntry cur_economy;                       ///< Economic data of the company of this quarter.
	CompanyEconomyEntry old_economy[MAX_HISTORY_QUARTERS]; ///< Economic data of the company of the last #MAX_HISTORY_QUARTERS quarters.
	byte num_valid_stat_ent;                               ///< Number of valid statistical entries in #old_economy.

	CompanyProperties() : name(NULL), president_name(NULL) {}

	~CompanyProperties()
	{
		free(this->name);
		free(this->president_name);
	}
};

struct Company : CompanyPool::PoolItem<&_company_pool>, CompanyProperties {
	Company(uint16 name_1 = 0, bool is_ai = false);
	~Company();

	Livery livery[LS_END];
	RoadTypes avail_roadtypes;         ///< Road types available to this company.

	class AIInstance *ai_instance;
	class AIInfo *ai_info;

	EngineRenewList engine_renew_list; ///< Engine renewals of this company.
	CompanySettings settings;          ///< settings specific for each company
	GroupStatistics group_all[VEH_COMPANY_END];      ///< NOSAVE: Statistics for the ALL_GROUP group.
	GroupStatistics group_default[VEH_COMPANY_END];  ///< NOSAVE: Statistics for the DEFAULT_GROUP group.

	CompanyInfrastructure infrastructure; ///< NOSAVE: Counts of company owned infrastructure.

	/**
	 * Is this company a valid company, controlled by the computer (a NoAI program)?
	 * @param index Index in the pool.
	 * @return \c true if it is a valid, computer controlled company, else \c false.
	 */
	static FORCEINLINE bool IsValidAiID(size_t index)
	{
		const Company *c = Company::GetIfValid(index);
		return c != NULL && c->is_ai;
	}

	/**
	 * Is this company a valid company, not controlled by a NoAI program?
	 * @param index Index in the pool.
	 * @return \c true if it is a valid, human controlled company, else \c false.
	 * @note If you know that \a index refers to a valid company, you can use #IsHumanID() instead.
	 */
	static FORCEINLINE bool IsValidHumanID(size_t index)
	{
		const Company *c = Company::GetIfValid(index);
		return c != NULL && !c->is_ai;
	}

	/**
	 * Is this company a company not controlled by a NoAI program?
	 * @param index Index in the pool.
	 * @return \c true if it is a human controlled company, else \c false.
	 * @pre \a index must be a valid CompanyID.
	 * @note If you don't know whether \a index refers to a valid company, you should use #IsValidHumanID() instead.
	 */
	static FORCEINLINE bool IsHumanID(size_t index)
	{
		return !Company::Get(index)->is_ai;
	}

	static void PostDestructor(size_t index);
};

#define FOR_ALL_COMPANIES_FROM(var, start) FOR_ALL_ITEMS_FROM(Company, company_index, var, start)
#define FOR_ALL_COMPANIES(var) FOR_ALL_COMPANIES_FROM(var, 0)

Money CalculateCompanyValue(const Company *c, bool including_loan = true);

extern uint _next_competitor_start;
extern uint _cur_company_tick_index;

#endif /* COMPANY_BASE_H */