OpenTTD Source  20241121-master-g67a0fccfad
newgrf_cargo.h
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1 /*
2  * This file is part of OpenTTD.
3  * 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.
4  * 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.
5  * 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/>.
6  */
7 
10 #ifndef NEWGRF_CARGO_H
11 #define NEWGRF_CARGO_H
12 
13 #include "newgrf_callbacks.h"
14 #include "cargo_type.h"
15 #include "gfx_type.h"
16 
22 namespace SpriteGroupCargo {
23  static constexpr CargoID SG_DEFAULT = NUM_CARGO;
24  static constexpr CargoID SG_PURCHASE = NUM_CARGO + 1;
25  static constexpr CargoID SG_DEFAULT_NA = NUM_CARGO + 2;
26 };
27 
28 /* Forward declarations of structs used */
29 struct CargoSpec;
30 struct GRFFile;
31 
33 uint16_t GetCargoCallback(CallbackID callback, uint32_t param1, uint32_t param2, const CargoSpec *cs);
34 CargoID GetCargoTranslation(uint8_t cargo, const GRFFile *grffile, bool usebit = false);
35 
36 std::span<const CargoLabel> GetDefaultCargoTranslationTable(uint8_t grf_version);
37 
38 #endif /* NEWGRF_CARGO_H */
Types related to cargoes...
uint8_t CargoID
Cargo slots to indicate a cargo type within a game.
Definition: cargo_type.h:22
static const CargoID NUM_CARGO
Maximum number of cargo types in a game.
Definition: cargo_type.h:74
Types related to the graphics and/or input devices.
uint32_t SpriteID
The number of a sprite, without mapping bits and colourtables.
Definition: gfx_type.h:18
Sprite Group Cargo types.
Definition: newgrf_cargo.h:22
static constexpr CargoID SG_DEFAULT
Default type used when no more-specific cargo matches.
Definition: newgrf_cargo.h:23
static constexpr CargoID SG_PURCHASE
Used in purchase lists before an item exists.
Definition: newgrf_cargo.h:24
static constexpr CargoID SG_DEFAULT_NA
Used only by stations and roads when no more-specific cargo matches.
Definition: newgrf_cargo.h:25
Callbacks that NewGRFs could implement.
CallbackID
List of implemented NewGRF callbacks.
std::span< const CargoLabel > GetDefaultCargoTranslationTable(uint8_t grf_version)
Get default cargo translation table for a NewGRF, used if the NewGRF does not provide its own.
Definition: cargotype.cpp:114
SpriteID GetCustomCargoSprite(const CargoSpec *cs)
Get the custom sprite for the given cargo type.
CargoID GetCargoTranslation(uint8_t cargo, const GRFFile *grffile, bool usebit=false)
Translate a GRF-local cargo slot/bitnum into a CargoID.
Specification of a cargo type.
Definition: cargotype.h:71
Dynamic data of a loaded NewGRF.
Definition: newgrf.h:108