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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 cargo_type.h Types related to cargoes... */
#ifndef CARGO_TYPE_H
#define CARGO_TYPE_H
#include "core/enum_type.hpp"
/**
* Cargo slots to indicate a cargo type within a game.
* Numbers are re-used between different climates.
* @see CargoTypes
*/
typedef byte CargoID;
/** Available types of cargo */
enum CargoTypes {
/* Temperate */
CT_PASSENGERS = 0,
CT_COAL = 1,
CT_MAIL = 2,
CT_OIL = 3,
CT_LIVESTOCK = 4,
CT_GOODS = 5,
CT_GRAIN = 6,
CT_WOOD = 7,
CT_IRON_ORE = 8,
CT_STEEL = 9,
CT_VALUABLES = 10,
/* Arctic */
CT_WHEAT = 6,
CT_HILLY_UNUSED = 8,
CT_PAPER = 9,
CT_GOLD = 10,
CT_FOOD = 11,
/* Tropic */
CT_RUBBER = 1,
CT_FRUIT = 4,
CT_MAIZE = 6,
CT_COPPER_ORE = 8,
CT_WATER = 9,
CT_DIAMONDS = 10,
/* Toyland */
CT_SUGAR = 1,
CT_TOYS = 3,
CT_BATTERIES = 4,
CT_CANDY = 5,
CT_TOFFEE = 6,
CT_COLA = 7,
CT_COTTON_CANDY = 8,
CT_BUBBLES = 9,
CT_PLASTIC = 10,
CT_FIZZY_DRINKS = 11,
NUM_CARGO = 32, ///< Maximal number of cargo types in a game.
CT_AUTO_REFIT = 0xFD, ///< Automatically choose cargo type when doing auto refitting.
CT_NO_REFIT = 0xFE, ///< Do not refit cargo of a vehicle (used in vehicle orders and auto-replace/auto-new).
CT_INVALID = 0xFF, ///< Invalid cargo type.
};
/** Class for storing amounts of cargo */
struct CargoArray {
private:
uint amount[NUM_CARGO]; ///< Amount of each type of cargo.
public:
/** Default constructor. */
inline CargoArray()
{
this->Clear();
}
/** Reset all entries. */
inline void Clear()
{
memset(this->amount, 0, sizeof(this->amount));
}
/**
* Read/write access to an amount of a specific cargo type.
* @param cargo Cargo type to access.
*/
inline uint &operator[](CargoID cargo)
{
return this->amount[cargo];
}
/**
* Read-only access to an amount of a specific cargo type.
* @param cargo Cargo type to access.
*/
inline const uint &operator[](CargoID cargo) const
{
return this->amount[cargo];
}
/**
* Get the sum of all cargo amounts.
* @return The sum.
*/
template <typename T>
inline const T GetSum() const
{
T ret = 0;
for (size_t i = 0; i < lengthof(this->amount); i++) {
ret += this->amount[i];
}
return ret;
}
/**
* Get the amount of cargos that have an amount.
* @return The amount.
*/
inline byte GetCount() const
{
byte count = 0;
for (size_t i = 0; i < lengthof(this->amount); i++) {
if (this->amount[i] != 0) count++;
}
return count;
}
};
/** Types of cargo source and destination */
enum SourceType {
ST_INDUSTRY, ///< Source/destination is an industry
ST_TOWN, ///< Source/destination is a town
ST_HEADQUARTERS, ///< Source/destination are company headquarters
};
typedef SimpleTinyEnumT<SourceType, byte> SourceTypeByte; ///< The SourceType packed into a byte for savegame purposes.
typedef uint16 SourceID; ///< Contains either industry ID, town ID or company ID (or INVALID_SOURCE)
static const SourceID INVALID_SOURCE = 0xFFFF; ///< Invalid/unknown index of source
#endif /* CARGO_TYPE_H */
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