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/* $Id$ */
/*
* 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 "road_type.h"
#include "livery.h"
#include "autoreplace_type.h"
#include "tile_type.h"
#include "settings_type.h"
#include "group.h"
/** Statistics about the economy. */
struct CompanyEconomyEntry {
Money income; ///< The amount of income.
Money expenses; ///< The amount of expenses.
CargoArray delivered_cargo; ///< The amount of delivered cargo.
int32 performance_history; ///< Company score (scale 0-1000)
Money company_value; ///< The value of the company.
};
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.
/** Get total sum of all owned track bits. */
uint32 GetRailTotal() const
{
uint32 total = 0;
for (RailType rt = RAILTYPE_BEGIN; rt < RAILTYPE_END; rt++) total += this->rail[rt];
return total;
}
};
typedef Pool<Company, CompanyID, 1, MAX_COMPANIES> CompanyPool;
extern CompanyPool _company_pool;
/** Statically loadable part of Company pool item */
struct CompanyProperties {
uint32 name_2; ///< Parameter of #name_1.
StringID name_1; ///< Name of the company if the user did not change it.
char *name; ///< Name of the company if the user changed it.
StringID 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.
byte block_preview; ///< Number of quarters that the company is not allowed to get new exclusive engine previews (see CompaniesGenStatistics).
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 months_of_bankruptcy; ///< Number of months that the company is unable to pay its debts
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).
uint32 tree_limit; ///< Amount of trees we can (still) plant (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.
// TODO: Change some of these member variables to use relevant INVALID_xxx constants
CompanyProperties()
: name_2(0), name_1(0), name(NULL), president_name_1(0), president_name_2(0), president_name(NULL),
face(0), money(0), money_fraction(0), current_loan(0), colour(0), block_preview(0),
location_of_HQ(0), last_build_coordinate(0), share_owners(), inaugurated_year(0),
months_of_bankruptcy(0), bankrupt_asked(0), bankrupt_timeout(0), bankrupt_value(0),
terraform_limit(0), clear_limit(0), tree_limit(0), is_ai(false) {}
~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];
RailTypes avail_railtypes; ///< Rail types available to this company.
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 inline 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 inline 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 inline 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 */
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