OpenTTD Source  20241121-master-g67a0fccfad
cargoaction.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 CARGOACTION_H
11 #define CARGOACTION_H
12 
13 #include "cargopacket.h"
14 
19 template<class Tsource>
20 class CargoRemoval {
21 protected:
22  Tsource *source;
23  uint max_move;
24  uint Preprocess(CargoPacket *cp);
25  bool Postprocess(CargoPacket *cp, uint remove);
26 public:
27  CargoRemoval(Tsource *source, uint max_move) : source(source), max_move(max_move) {}
28 
33  uint MaxMove() { return this->max_move; }
34 
35  bool operator()(CargoPacket *cp);
36 };
37 
39 class CargoDelivery : public CargoRemoval<VehicleCargoList> {
40 protected:
44 public:
47  bool operator()(CargoPacket *cp);
48 };
49 
55 template<class Tsource, class Tdest>
57 protected:
58  Tsource *source;
59  Tdest *destination;
60  uint max_move;
62 public:
64 
69  uint MaxMove() { return this->max_move; }
70 };
71 
73 class CargoTransfer : public CargoMovement<VehicleCargoList, StationCargoList> {
74 protected:
76 public:
79  bool operator()(CargoPacket *cp);
80 };
81 
83 class CargoLoad : public CargoMovement<StationCargoList, VehicleCargoList> {
84 protected:
86 public:
89  bool operator()(CargoPacket *cp);
90 };
91 
93 class CargoReservation : public CargoLoad {
94 public:
97  bool operator()(CargoPacket *cp);
98 };
99 
101 class CargoReturn : public CargoMovement<VehicleCargoList, StationCargoList> {
102 protected:
104  StationID next;
105 public:
108  bool operator()(CargoPacket *cp);
109 };
110 
112 class CargoShift : public CargoMovement<VehicleCargoList, VehicleCargoList> {
113 public:
116  bool operator()(CargoPacket *cp);
117 };
118 
120 template<class Tlist>
121 class CargoReroute : public CargoMovement<Tlist, Tlist> {
122 protected:
123  StationID avoid;
124  StationID avoid2;
125  const GoodsEntry *ge;
126 public:
127  CargoReroute(Tlist *source, Tlist *dest, uint max_move, StationID avoid, StationID avoid2, const GoodsEntry *ge) :
128  CargoMovement<Tlist, Tlist>(source, dest, max_move), avoid(avoid), avoid2(avoid2), ge(ge) {}
129 };
130 
132 class StationCargoReroute : public CargoReroute<StationCargoList> {
133 public:
134  StationCargoReroute(StationCargoList *source, StationCargoList *dest, uint max_move, StationID avoid, StationID avoid2, const GoodsEntry *ge) :
135  CargoReroute<StationCargoList>(source, dest, max_move, avoid, avoid2, ge) {}
136  bool operator()(CargoPacket *cp);
137 };
138 
140 class VehicleCargoReroute : public CargoReroute<VehicleCargoList> {
141 public:
142  VehicleCargoReroute(VehicleCargoList *source, VehicleCargoList *dest, uint max_move, StationID avoid, StationID avoid2, const GoodsEntry *ge) :
143  CargoReroute<VehicleCargoList>(source, dest, max_move, avoid, avoid2, ge)
144  {
145  assert(this->max_move <= source->ActionCount(VehicleCargoList::MTA_TRANSFER));
146  }
147  bool operator()(CargoPacket *cp);
148 };
149 
150 #endif /* CARGOACTION_H */
uint8_t CargoID
Cargo slots to indicate a cargo type within a game.
Definition: cargo_type.h:22
Base class for cargo packets.
Action of final delivery of cargo.
Definition: cargoaction.h:39
CargoPayment * payment
Payment object where payments will be registered.
Definition: cargoaction.h:42
TileIndex current_tile
Current tile cargo delivery is happening.
Definition: cargoaction.h:41
bool operator()(CargoPacket *cp)
Delivers some cargo.
CargoID cargo
The cargo type of the cargo.
Definition: cargoaction.h:43
@ MTA_TRANSFER
Transfer the cargo to the station.
Definition: cargopacket.h:297
Action of loading cargo from a station onto a vehicle.
Definition: cargoaction.h:83
bool operator()(CargoPacket *cp)
Loads some cargo onto a vehicle.
TileIndex current_tile
Current tile cargo loading is happening.
Definition: cargoaction.h:85
Abstract action for moving cargo from one list to another.
Definition: cargoaction.h:56
uint MaxMove()
Returns how much more cargo can be moved with this action.
Definition: cargoaction.h:69
Tsource * source
Source of the cargo.
Definition: cargoaction.h:58
CargoPacket * Preprocess(CargoPacket *cp)
Decides if a packet needs to be split.
Definition: cargoaction.cpp:24
Tdest * destination
Destination for the cargo.
Definition: cargoaction.h:59
uint max_move
Maximum amount of cargo to be moved with this action.
Definition: cargoaction.h:60
Abstract action of removing cargo from a vehicle or a station.
Definition: cargoaction.h:20
uint Preprocess(CargoPacket *cp)
Determines the amount of cargo to be removed from a packet and removes that from the metadata of the ...
Definition: cargoaction.cpp:42
bool Postprocess(CargoPacket *cp, uint remove)
Finalize cargo removal.
Definition: cargoaction.cpp:61
Tsource * source
Source of the cargo.
Definition: cargoaction.h:22
uint max_move
Maximum amount of cargo to be removed with this action.
Definition: cargoaction.h:23
uint MaxMove()
Returns how much more cargo can be removed with this action.
Definition: cargoaction.h:33
Action of rerouting cargo between different cargo lists and/or next hops.
Definition: cargoaction.h:121
Action of reserving cargo from a station to be loaded onto a vehicle.
Definition: cargoaction.h:93
bool operator()(CargoPacket *cp)
Reserves some cargo for loading.
Action of returning previously reserved cargo from the vehicle to the station.
Definition: cargoaction.h:101
TileIndex current_tile
Current tile cargo unloading is happening.
Definition: cargoaction.h:103
bool operator()(CargoPacket *cp)
Returns some reserved cargo.
Action of shifting cargo from one vehicle to another.
Definition: cargoaction.h:112
bool operator()(CargoPacket *cp)
Shifts some cargo from a vehicle to another one.
Action of transferring cargo from a vehicle to a station.
Definition: cargoaction.h:73
bool operator()(CargoPacket *cp)
Transfers some cargo from a vehicle to a station.
TileIndex current_tile
Current tile cargo unloading is happening.
Definition: cargoaction.h:75
CargoList that is used for stations.
Definition: cargopacket.h:529
Action of rerouting cargo in a station.
Definition: cargoaction.h:132
bool operator()(CargoPacket *cp)
Reroutes some cargo from one Station sublist to another.
CargoList that is used for vehicles.
Definition: cargopacket.h:351
Action of rerouting cargo staged for transfer in a vehicle.
Definition: cargoaction.h:140
bool operator()(CargoPacket *cp)
Reroutes some cargo in a VehicleCargoList.
Container for cargo from the same location and time.
Definition: cargopacket.h:40
Helper class to perform the cargo payment.
Definition: economy_base.h:24
Stores station stats for a single cargo.
Definition: station_base.h:166