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authorrubidium <rubidium@openttd.org>2007-09-10 15:21:14 +0000
committerrubidium <rubidium@openttd.org>2007-09-10 15:21:14 +0000
commita2a3a00e17e5eb3e22f470ee17ea984ecf06bb35 (patch)
treebe939c602065cb2b1bb7d918c5618c0e2cb46018 /src
parent1de38b41190e7a022c1258b204e09d1fc5b8797a (diff)
downloadopenttd-a2a3a00e17e5eb3e22f470ee17ea984ecf06bb35.tar.xz
(svn r11084) -Documentation [FS#1219]: of command.*. Patch by Progman.
Diffstat (limited to 'src')
-rw-r--r--src/command.cpp384
-rw-r--r--src/command.h366
2 files changed, 471 insertions, 279 deletions
diff --git a/src/command.cpp b/src/command.cpp
index 6d26279e2..ca7f950cf 100644
--- a/src/command.cpp
+++ b/src/command.cpp
@@ -16,8 +16,17 @@
#include "variables.h"
#include "genworld.h"
-const char* _cmd_text = NULL;
-
+const char *_cmd_text = NULL;
+
+/**
+ * Helper macro to define the header of all command handler macros.
+ *
+ * This macro create the function header for a given command handler function, as
+ * all command handler functions got the parameters from the #CommandProc callback
+ * type.
+ *
+ * @param yyyy The desired function name of the new command handler function.
+ */
#define DEF_COMMAND(yyyy) CommandCost yyyy(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
DEF_COMMAND(CmdBuildRailroadTrack);
@@ -181,166 +190,178 @@ DEF_COMMAND(CmdMoveOrder);
DEF_COMMAND(CmdChangeTimetable);
DEF_COMMAND(CmdSetVehicleOnTime);
DEF_COMMAND(CmdAutofillTimetable);
-
-/* The master command table */
+#undef DEF_COMMAND
+
+/**
+ * The master command table
+ *
+ * This table contains all possible CommandProc functions with
+ * the flags which belongs to it. The indizes are the same
+ * as the value from the CMD_* enums.
+ */
static const Command _command_proc_table[] = {
- {CmdBuildRailroadTrack, CMD_AUTO}, /* 0 */
- {CmdRemoveRailroadTrack, CMD_AUTO}, /* 1 */
- {CmdBuildSingleRail, CMD_AUTO}, /* 2 */
- {CmdRemoveSingleRail, CMD_AUTO}, /* 3 */
- {CmdLandscapeClear, 0}, /* 4 */
- {CmdBuildBridge, CMD_AUTO}, /* 5 */
- {CmdBuildRailroadStation, CMD_AUTO}, /* 6 */
- {CmdBuildTrainDepot, CMD_AUTO}, /* 7 */
- {CmdBuildSingleSignal, CMD_AUTO}, /* 8 */
- {CmdRemoveSingleSignal, CMD_AUTO}, /* 9 */
- {CmdTerraformLand, CMD_AUTO}, /* 10 */
- {CmdPurchaseLandArea, CMD_AUTO}, /* 11 */
- {CmdSellLandArea, 0}, /* 12 */
- {CmdBuildTunnel, CMD_AUTO}, /* 13 */
- {CmdRemoveFromRailroadStation, 0}, /* 14 */
- {CmdConvertRail, 0}, /* 15 */
- {CmdBuildTrainWaypoint, 0}, /* 16 */
- {CmdRenameWaypoint, 0}, /* 17 */
- {CmdRemoveTrainWaypoint, 0}, /* 18 */
- {NULL, 0}, /* 19 */
- {NULL, 0}, /* 20 */
- {CmdBuildRoadStop, CMD_AUTO}, /* 21 */
- {CmdRemoveRoadStop, 0}, /* 22 */
- {CmdBuildLongRoad, CMD_AUTO}, /* 23 */
- {CmdRemoveLongRoad, CMD_AUTO}, /* 24 */
- {CmdBuildRoad, 0}, /* 25 */
- {CmdRemoveRoad, 0}, /* 26 */
- {CmdBuildRoadDepot, CMD_AUTO}, /* 27 */
- {NULL, 0}, /* 28 */
- {CmdBuildAirport, CMD_AUTO}, /* 29 */
- {CmdBuildDock, CMD_AUTO}, /* 30 */
- {CmdBuildShipDepot, CMD_AUTO}, /* 31 */
- {CmdBuildBuoy, CMD_AUTO}, /* 32 */
- {CmdPlantTree, CMD_AUTO}, /* 33 */
- {CmdBuildRailVehicle, 0}, /* 34 */
- {CmdMoveRailVehicle, 0}, /* 35 */
- {CmdStartStopTrain, 0}, /* 36 */
- {NULL, 0}, /* 37 */
- {CmdSellRailWagon, 0}, /* 38 */
- {CmdSendTrainToDepot, 0}, /* 39 */
- {CmdForceTrainProceed, 0}, /* 40 */
- {CmdReverseTrainDirection, 0}, /* 41 */
-
- {CmdModifyOrder, 0}, /* 42 */
- {CmdSkipToOrder, 0}, /* 43 */
- {CmdDeleteOrder, 0}, /* 44 */
- {CmdInsertOrder, 0}, /* 45 */
-
- {CmdChangeServiceInt, 0}, /* 46 */
-
- {CmdBuildIndustry, 0}, /* 47 */
- {CmdBuildCompanyHQ, CMD_AUTO}, /* 48 */
- {CmdSetPlayerFace, 0}, /* 49 */
- {CmdSetPlayerColor, 0}, /* 50 */
-
- {CmdIncreaseLoan, 0}, /* 51 */
- {CmdDecreaseLoan, 0}, /* 52 */
-
- {CmdWantEnginePreview, 0}, /* 53 */
-
- {CmdNameVehicle, 0}, /* 54 */
- {CmdRenameEngine, 0}, /* 55 */
-
- {CmdChangeCompanyName, 0}, /* 56 */
- {CmdChangePresidentName, 0}, /* 57 */
-
- {CmdRenameStation, 0}, /* 58 */
-
- {CmdSellAircraft, 0}, /* 59 */
- {CmdStartStopAircraft, 0}, /* 60 */
-
- {CmdBuildAircraft, 0}, /* 61 */
- {CmdSendAircraftToHangar, 0}, /* 62 */
- {NULL, 0}, /* 63 */
- {CmdRefitAircraft, 0}, /* 64 */
-
- {CmdPlaceSign, 0}, /* 65 */
- {CmdRenameSign, 0}, /* 66 */
-
- {CmdBuildRoadVeh, 0}, /* 67 */
- {CmdStartStopRoadVeh, 0}, /* 68 */
- {CmdSellRoadVeh, 0}, /* 69 */
- {CmdSendRoadVehToDepot, 0}, /* 70 */
- {CmdTurnRoadVeh, 0}, /* 71 */
- {CmdRefitRoadVeh, 0}, /* 72 */
-
- {CmdPause, CMD_SERVER}, /* 73 */
-
- {CmdBuyShareInCompany, 0}, /* 74 */
- {CmdSellShareInCompany, 0}, /* 75 */
- {CmdBuyCompany, 0}, /* 76 */
-
- {CmdBuildTown, CMD_OFFLINE}, /* 77 */
- {NULL, 0}, /* 78 */
- {NULL, 0}, /* 79 */
- {CmdRenameTown, CMD_SERVER}, /* 80 */
- {CmdDoTownAction, 0}, /* 81 */
-
- {CmdSetRoadDriveSide, CMD_SERVER}, /* 82 */
- {NULL, 0}, /* 83 */
- {NULL, 0}, /* 84 */
- {CmdChangeDifficultyLevel, CMD_SERVER}, /* 85 */
-
- {CmdStartStopShip, 0}, /* 86 */
- {CmdSellShip, 0}, /* 87 */
- {CmdBuildShip, 0}, /* 88 */
- {CmdSendShipToDepot, 0}, /* 89 */
- {NULL, 0}, /* 90 */
- {CmdRefitShip, 0}, /* 91 */
-
- {NULL, 0}, /* 92 */
- {NULL, 0}, /* 93 */
- {NULL, 0}, /* 94 */
- {NULL, 0}, /* 95 */
- {NULL, 0}, /* 96 */
- {NULL, 0}, /* 97 */
-
- {CmdOrderRefit, 0}, /* 98 */
- {CmdCloneOrder, 0}, /* 99 */
-
- {CmdClearArea, 0}, /* 100 */
- {NULL, 0}, /* 101 */
-
- {CmdMoneyCheat, CMD_OFFLINE}, /* 102 */
- {CmdBuildCanal, CMD_AUTO}, /* 103 */
- {CmdPlayerCtrl, 0}, /* 104 */
-
- {CmdLevelLand, CMD_AUTO}, /* 105 */
-
- {CmdRefitRailVehicle, 0}, /* 106 */
- {CmdRestoreOrderIndex, 0}, /* 107 */
- {CmdBuildLock, CMD_AUTO}, /* 108 */
- {NULL, 0}, /* 109 */
- {CmdBuildSignalTrack, CMD_AUTO}, /* 110 */
- {CmdRemoveSignalTrack, CMD_AUTO}, /* 111 */
- {NULL, 0}, /* 112 */
- {CmdGiveMoney, 0}, /* 113 */
- {CmdChangePatchSetting, CMD_SERVER}, /* 114 */
- {CmdSetAutoReplace, 0}, /* 115 */
- {CmdCloneVehicle, 0}, /* 116 */
- {CmdMassStartStopVehicle, 0}, /* 117 */
- {CmdDepotSellAllVehicles, 0}, /* 118 */
- {CmdDepotMassAutoReplace, 0}, /* 119 */
- {CmdCreateGroup, 0}, /* 120 */
- {CmdDeleteGroup, 0}, /* 121 */
- {CmdRenameGroup, 0}, /* 122 */
- {CmdAddVehicleGroup, 0}, /* 123 */
- {CmdAddSharedVehicleGroup, 0}, /* 124 */
- {CmdRemoveAllVehiclesGroup, 0}, /* 125 */
- {CmdSetGroupReplaceProtection, 0}, /* 126 */
- {CmdMoveOrder, 0}, /* 127 */
- {CmdChangeTimetable, 0}, /* 128 */
- {CmdSetVehicleOnTime, 0}, /* 129 */
- {CmdAutofillTimetable, 0}, /* 130 */
+ {CmdBuildRailroadTrack, CMD_AUTO}, /* 0, CMD_BUILD_RAILROAD_TRACK */
+ {CmdRemoveRailroadTrack, CMD_AUTO}, /* 1, CMD_REMOVE_RAILROAD_TRACK */
+ {CmdBuildSingleRail, CMD_AUTO}, /* 2, CMD_BUILD_SINGLE_RAIL */
+ {CmdRemoveSingleRail, CMD_AUTO}, /* 3, CMD_REMOVE_SINGLE_RAIL */
+ {CmdLandscapeClear, 0}, /* 4, CMD_LANDSCAPE_CLEAR */
+ {CmdBuildBridge, CMD_AUTO}, /* 5, CMD_BUILD_BRIDGE */
+ {CmdBuildRailroadStation, CMD_AUTO}, /* 6, CMD_BUILD_RAILROAD_STATION */
+ {CmdBuildTrainDepot, CMD_AUTO}, /* 7, CMD_BUILD_TRAIN_DEPOT */
+ {CmdBuildSingleSignal, CMD_AUTO}, /* 8, CMD_BUILD_SIGNALS */
+ {CmdRemoveSingleSignal, CMD_AUTO}, /* 9, CMD_REMOVE_SIGNALS */
+ {CmdTerraformLand, CMD_AUTO}, /* 10, CMD_TERRAFORM_LAND */
+ {CmdPurchaseLandArea, CMD_AUTO}, /* 11, CMD_PURCHASE_LAND_AREA */
+ {CmdSellLandArea, 0}, /* 12, CMD_SELL_LAND_AREA */
+ {CmdBuildTunnel, CMD_AUTO}, /* 13, CMD_BUILD_TUNNEL */
+ {CmdRemoveFromRailroadStation, 0}, /* 14, CMD_REMOVE_FROM_RAILROAD_STATION */
+ {CmdConvertRail, 0}, /* 15, CMD_CONVERT_RAILD */
+ {CmdBuildTrainWaypoint, 0}, /* 16, CMD_BUILD_TRAIN_WAYPOINT */
+ {CmdRenameWaypoint, 0}, /* 17, CMD_RENAME_WAYPOINT */
+ {CmdRemoveTrainWaypoint, 0}, /* 18, CMD_REMOVE_TRAIN_WAYPOINT */
+ {NULL, 0}, /* 19, unused */
+ {NULL, 0}, /* 20, unused */
+ {CmdBuildRoadStop, CMD_AUTO}, /* 21, CMD_BUILD_ROAD_STOP */
+ {CmdRemoveRoadStop, 0}, /* 22, CMD_REMOVE_ROAD_STOP */
+ {CmdBuildLongRoad, CMD_AUTO}, /* 23, CMD_BUILD_LONG_ROAD */
+ {CmdRemoveLongRoad, CMD_AUTO}, /* 24, CMD_REMOVE_LONG_ROAD */
+ {CmdBuildRoad, 0}, /* 25, CMD_BUILD_ROAD */
+ {CmdRemoveRoad, 0}, /* 26, CMD_REMOVE_ROAD */
+ {CmdBuildRoadDepot, CMD_AUTO}, /* 27, CMD_BUILD_ROAD_DEPOT */
+ {NULL, 0}, /* 28, unused */
+ {CmdBuildAirport, CMD_AUTO}, /* 29, CMD_BUILD_AIRPORT */
+ {CmdBuildDock, CMD_AUTO}, /* 30, CMD_BUILD_DOCK */
+ {CmdBuildShipDepot, CMD_AUTO}, /* 31, CMD_BUILD_SHIP_DEPOT */
+ {CmdBuildBuoy, CMD_AUTO}, /* 32, CMD_BUILD_BUOY */
+ {CmdPlantTree, CMD_AUTO}, /* 33, CMD_PLANT_TREE */
+ {CmdBuildRailVehicle, 0}, /* 34, CMD_BUILD_RAIL_VEHICLE */
+ {CmdMoveRailVehicle, 0}, /* 35, CMD_MOVE_RAIL_VEHICLE */
+ {CmdStartStopTrain, 0}, /* 36, CMD_START_STOP_TRAIN */
+ {NULL, 0}, /* 37, unused */
+ {CmdSellRailWagon, 0}, /* 38, CMD_SELL_RAIL_WAGON */
+ {CmdSendTrainToDepot, 0}, /* 39, CMD_SEND_TRAIN_TO_DEPOT */
+ {CmdForceTrainProceed, 0}, /* 40, CMD_FORCE_TRAIN_PROCEED */
+ {CmdReverseTrainDirection, 0}, /* 41, CMD_REVERSE_TRAIN_DIRECTION */
+
+ {CmdModifyOrder, 0}, /* 42, CMD_MODIFY_ORDER */
+ {CmdSkipToOrder, 0}, /* 43, CMD_SKIP_TO_ORDER */
+ {CmdDeleteOrder, 0}, /* 44, CMD_DELETE_ORDER */
+ {CmdInsertOrder, 0}, /* 45, CMD_INSERT_ORDER */
+
+ {CmdChangeServiceInt, 0}, /* 46, CMD_CHANGE_SERVICE_INT */
+
+ {CmdBuildIndustry, 0}, /* 47, CMD_BUILD_INDUSTRY */
+ {CmdBuildCompanyHQ, CMD_AUTO}, /* 48, CMD_BUILD_COMPANY_HQ */
+ {CmdSetPlayerFace, 0}, /* 49, CMD_SET_PLAYER_FACE */
+ {CmdSetPlayerColor, 0}, /* 50, CMD_SET_PLAYER_COLOR */
+
+ {CmdIncreaseLoan, 0}, /* 51, CMD_INCREASE_LOAN */
+ {CmdDecreaseLoan, 0}, /* 52, CMD_DECREASE_LOAN */
+
+ {CmdWantEnginePreview, 0}, /* 53, CMD_WANT_ENGINE_PREVIEW */
+
+ {CmdNameVehicle, 0}, /* 54, CMD_NAME_VEHICLE */
+ {CmdRenameEngine, 0}, /* 55, CMD_RENAME_ENGINE */
+
+ {CmdChangeCompanyName, 0}, /* 56, CMD_CHANGE_COMPANY_NAME */
+ {CmdChangePresidentName, 0}, /* 57, CMD_CHANGE_PRESIDENT_NAME */
+
+ {CmdRenameStation, 0}, /* 58, CMD_RENAME_STATION */
+
+ {CmdSellAircraft, 0}, /* 59, CMD_SELL_AIRCRAFT */
+ {CmdStartStopAircraft, 0}, /* 60, CMD_START_STOP_AIRCRAFT */
+
+ {CmdBuildAircraft, 0}, /* 61, CMD_BUILD_AIRCRAFT */
+ {CmdSendAircraftToHangar, 0}, /* 62, CMD_SEND_AIRCRAFT_TO_HANGAR */
+ {NULL, 0}, /* 63, unused */
+ {CmdRefitAircraft, 0}, /* 64, CMD_REFIT_AIRCRAFT */
+
+ {CmdPlaceSign, 0}, /* 65, CMD_PLACE_SIGN */
+ {CmdRenameSign, 0}, /* 66, CMD_RENAME_SIGN */
+
+ {CmdBuildRoadVeh, 0}, /* 67, CMD_BUILD_ROAD_VEH */
+ {CmdStartStopRoadVeh, 0}, /* 68, CMD_START_STOP_ROADVEH */
+ {CmdSellRoadVeh, 0}, /* 69, CMD_SELL_ROAD_VEH */
+ {CmdSendRoadVehToDepot, 0}, /* 70, CMD_SEND_ROADVEH_TO_DEPOT */
+ {CmdTurnRoadVeh, 0}, /* 71, CMD_TURN_ROADVEH */
+ {CmdRefitRoadVeh, 0}, /* 72, CMD_REFIT_ROAD_VEH */
+
+ {CmdPause, CMD_SERVER}, /* 73, CMD_PAUSE */
+
+ {CmdBuyShareInCompany, 0}, /* 74, CMD_BUY_SHARE_IN_COMPANY */
+ {CmdSellShareInCompany, 0}, /* 75, CMD_SELL_SHARE_IN_COMPANY */
+ {CmdBuyCompany, 0}, /* 76, CMD_BUY_COMANY */
+
+ {CmdBuildTown, CMD_OFFLINE}, /* 77, CMD_BUILD_TOWN */
+ {NULL, 0}, /* 78, unused */
+ {NULL, 0}, /* 79, unused */
+ {CmdRenameTown, CMD_SERVER}, /* 80, CMD_RENAME_TOWN */
+ {CmdDoTownAction, 0}, /* 81, CMD_DO_TOWN_ACTION */
+
+ {CmdSetRoadDriveSide, CMD_SERVER}, /* 82, CMD_SET_ROAD_DRIVE_SIDE */
+ {NULL, 0}, /* 83, unused */
+ {NULL, 0}, /* 84, unused */
+ {CmdChangeDifficultyLevel, CMD_SERVER}, /* 85, CMD_CHANGE_DIFFICULTY_LEVEL */
+
+ {CmdStartStopShip, 0}, /* 86, CMD_START_STOP_SHIP */
+ {CmdSellShip, 0}, /* 87, CMD_SELL_SHIP */
+ {CmdBuildShip, 0}, /* 88, CMD_BUILD_SHIP */
+ {CmdSendShipToDepot, 0}, /* 89, CMD_SEND_SHIP_TO_DEPOT */
+ {NULL, 0}, /* 90, unused */
+ {CmdRefitShip, 0}, /* 91, CMD_REFIT_SHIP */
+
+ {NULL, 0}, /* 92, unused */
+ {NULL, 0}, /* 93, unused */
+ {NULL, 0}, /* 94, unused */
+ {NULL, 0}, /* 95, unused */
+ {NULL, 0}, /* 96, unused */
+ {NULL, 0}, /* 97, unused */
+
+ {CmdOrderRefit, 0}, /* 98, CMD_ORDER_REFIT */
+ {CmdCloneOrder, 0}, /* 99, CMD_CLONE_ORDER */
+
+ {CmdClearArea, 0}, /* 100, CMD_CLEAR_AREA */
+ {NULL, 0}, /* 101, unused */
+
+ {CmdMoneyCheat, CMD_OFFLINE}, /* 102, CMD_MONEY_CHEAT */
+ {CmdBuildCanal, CMD_AUTO}, /* 103, CMD_BUILD_CANAL */
+ {CmdPlayerCtrl, 0}, /* 104, CMD_PLAYER_CTRL */
+
+ {CmdLevelLand, CMD_AUTO}, /* 105, CMD_LEVEL_LAND */
+
+ {CmdRefitRailVehicle, 0}, /* 106, CMD_REFIT_RAIL_VEHICLE */
+ {CmdRestoreOrderIndex, 0}, /* 107, CMD_RESTORE_ORDER_INDEX */
+ {CmdBuildLock, CMD_AUTO}, /* 108, CMD_BUILD_LOCK */
+ {NULL, 0}, /* 109, unused */
+ {CmdBuildSignalTrack, CMD_AUTO}, /* 110, CMD_BUILD_SIGNAL_TRACK */
+ {CmdRemoveSignalTrack, CMD_AUTO}, /* 111, CMD_REMOVE_SIGNAL_TRACK */
+ {NULL, 0}, /* 112, unused */
+ {CmdGiveMoney, 0}, /* 113, CMD_GIVE_MONEY */
+ {CmdChangePatchSetting, CMD_SERVER}, /* 114, CMD_CHANGE_PATCH_SETTING */
+ {CmdSetAutoReplace, 0}, /* 115, CMD_SET_AUTOREPLACE */
+ {CmdCloneVehicle, 0}, /* 116, CMD_CLONE_VEHICLE */
+ {CmdMassStartStopVehicle, 0}, /* 117, CMD_MASS_START_STOP */
+ {CmdDepotSellAllVehicles, 0}, /* 118, CMD_DEPOT_SELL_ALL_VEHICLES */
+ {CmdDepotMassAutoReplace, 0}, /* 119, CMD_DEPOT_MASS_AUTOREPLACE */
+ {CmdCreateGroup, 0}, /* 120, CMD_CREATE_GROUP */
+ {CmdDeleteGroup, 0}, /* 121, CMD_DELETE_GROUP */
+ {CmdRenameGroup, 0}, /* 122, CMD_RENAME_GROUP */
+ {CmdAddVehicleGroup, 0}, /* 123, CMD_ADD_VEHICLE_GROUP */
+ {CmdAddSharedVehicleGroup, 0}, /* 124, CMD_ADD_SHARE_VEHICLE_GROUP */
+ {CmdRemoveAllVehiclesGroup, 0}, /* 125, CMD_REMOVE_ALL_VEHICLES_GROUP */
+ {CmdSetGroupReplaceProtection, 0}, /* 126, CMD_SET_GROUP_REPLACE_PROTECTION */
+ {CmdMoveOrder, 0}, /* 127, CMD_MOVE_ORDER */
+ {CmdChangeTimetable, 0}, /* 128, CMD_CHANGE_TIMETABLE */
+ {CmdSetVehicleOnTime, 0}, /* 129, CMD_SET_VEHICLE_ON_TIME */
+ {CmdAutofillTimetable, 0}, /* 130, CMD_AUTOFILL_TIMETABLE */
};
-/* This function range-checks a cmd, and checks if the cmd is not NULL */
+/*!
+ * This function range-checks a cmd, and checks if the cmd is not NULL
+ *
+ * @param cmd The integervalue of a command
+ * @return true if the command is valid (and got a CommandProc function)
+ */
bool IsValidCommand(uint cmd)
{
cmd &= 0xFF;
@@ -350,14 +371,34 @@ bool IsValidCommand(uint cmd)
_command_proc_table[cmd].proc != NULL;
}
+/*!
+ * This function mask the parameter with 0xFF and returns
+ * the flags which belongs to the given command.
+ *
+ * @param cmd The integer value of the command
+ * @return The flags for this command
+ * @bug integervalues which are less equals 0xFF and greater than the
+ * size of _command_proc_table can result in an index out of bounce
+ * error (which doesn't happend anyway). Check function #IsValidCommand(). (Progman)
+ */
byte GetCommandFlags(uint cmd)
{
return _command_proc_table[cmd & 0xFF].flags;
}
-
static int _docommand_recursive;
+/*!
+ * This function executes a given command with the parameters from the #CommandProc parameter list.
+ * Depending on the flags parameter it execute or test a command.
+ *
+ * @param tile The tile to apply the command on (for the #CommandProc)
+ * @param p1 Additional data for the command (for the #CommandProc)
+ * @param p2 Additional data for the command (for the #CommandProc)
+ * @param flags Flags for the command and how to execute the command
+ * @param procc The command-id to execute (a value of the CMD_* enums)
+ * @see CommandProc
+ */
CommandCost DoCommand(TileIndex tile, uint32 p1, uint32 p2, uint32 flags, uint procc)
{
CommandCost res;
@@ -421,6 +462,13 @@ error:
return res;
}
+/*!
+ * This functions returns the money which can be used to execute a command.
+ * This is either the money of the current player or INT64_MAX if there
+ * is no such a player "at the moment" like the server itself.
+ *
+ * @return The available money of a player or INT64_MAX
+ */
Money GetAvailableMoneyForCommand()
{
PlayerID pid = _current_player;
@@ -428,8 +476,20 @@ Money GetAvailableMoneyForCommand()
return GetPlayer(pid)->player_money;
}
-/* toplevel network safe docommand function for the current player. must not be called recursively.
- * the callback is called when the command succeeded or failed. */
+/*!
+ * Toplevel network safe docommand function for the current player. Must not be called recursively.
+ * The callback is called when the command succeeded or failed. The parameters
+ * tile, p1 and p2 are from the #CommandProc function. The paramater cmd is the command to execute.
+ * The parameter my_cmd is used to indicate if the command is from a player or the server.
+ *
+ * @param tile The tile to perform a command on (see #CommandProc)
+ * @param p1 Additional data for the command (see #CommandProc)
+ * @param p2 Additional data for the command (see #CommandProc)
+ * @param callback A callback function to call after the command is finished
+ * @param cmd The command to execute (a CMD_* value)
+ * @param my_cmd indicator if the command is from a player or server (to display error messages for a user)
+ * @return true if the command succeeded, else false
+ */
bool DoCommandP(TileIndex tile, uint32 p1, uint32 p2, CommandCallback *callback, uint32 cmd, bool my_cmd)
{
CommandCost res, res2;
diff --git a/src/command.h b/src/command.h
index 2ae566172..8a020ca13 100644
--- a/src/command.h
+++ b/src/command.h
@@ -5,161 +5,176 @@
#ifndef COMMAND_H
#define COMMAND_H
+/**
+ * List of commands.
+ *
+ * This enum defines all possible commands which can be executed to the game
+ * engine. Observing the game like the query-tool or checking the profit of a
+ * vehicle don't result in a command which should be executed in the engine
+ * nor send to the server in a network game.
+ *
+ * @see _command_proc_table
+ */
enum {
- CMD_BUILD_RAILROAD_TRACK = 0,
- CMD_REMOVE_RAILROAD_TRACK = 1,
- CMD_BUILD_SINGLE_RAIL = 2,
- CMD_REMOVE_SINGLE_RAIL = 3,
- CMD_LANDSCAPE_CLEAR = 4,
- CMD_BUILD_BRIDGE = 5,
- CMD_BUILD_RAILROAD_STATION = 6,
- CMD_BUILD_TRAIN_DEPOT = 7,
- CMD_BUILD_SIGNALS = 8,
- CMD_REMOVE_SIGNALS = 9,
- CMD_TERRAFORM_LAND = 10,
- CMD_PURCHASE_LAND_AREA = 11,
- CMD_SELL_LAND_AREA = 12,
- CMD_BUILD_TUNNEL = 13,
+ CMD_BUILD_RAILROAD_TRACK = 0, ///< build a rail track
+ CMD_REMOVE_RAILROAD_TRACK = 1, ///< remove a rail track
+ CMD_BUILD_SINGLE_RAIL = 2, ///< build a single rail track
+ CMD_REMOVE_SINGLE_RAIL = 3, ///< remove a single rail track
+ CMD_LANDSCAPE_CLEAR = 4, ///< demolish a tile
+ CMD_BUILD_BRIDGE = 5, ///< build a bridge
+ CMD_BUILD_RAILROAD_STATION = 6, ///< build a railroad station
+ CMD_BUILD_TRAIN_DEPOT = 7, ///< build a train depot
+ CMD_BUILD_SIGNALS = 8, ///< build a signal
+ CMD_REMOVE_SIGNALS = 9, ///< remove a signal
+ CMD_TERRAFORM_LAND = 10, ///< terraform a tile
+ CMD_PURCHASE_LAND_AREA = 11, ///< purchase a tile
+ CMD_SELL_LAND_AREA = 12, ///< sell a bought tile before
+ CMD_BUILD_TUNNEL = 13, ///< build a tunnel
- CMD_REMOVE_FROM_RAILROAD_STATION = 14,
- CMD_CONVERT_RAIL = 15,
+ CMD_REMOVE_FROM_RAILROAD_STATION = 14, ///< remove a tile station
+ CMD_CONVERT_RAIL = 15, ///< convert a rail type
- CMD_BUILD_TRAIN_WAYPOINT = 16,
- CMD_RENAME_WAYPOINT = 17,
- CMD_REMOVE_TRAIN_WAYPOINT = 18,
+ CMD_BUILD_TRAIN_WAYPOINT = 16, ///< build a waypoint
+ CMD_RENAME_WAYPOINT = 17, ///< rename a waypoint
+ CMD_REMOVE_TRAIN_WAYPOINT = 18, ///< remove a waypoint
- CMD_BUILD_ROAD_STOP = 21,
- CMD_REMOVE_ROAD_STOP = 22,
- CMD_BUILD_LONG_ROAD = 23,
- CMD_REMOVE_LONG_ROAD = 24,
- CMD_BUILD_ROAD = 25,
- CMD_REMOVE_ROAD = 26,
- CMD_BUILD_ROAD_DEPOT = 27,
+ CMD_BUILD_ROAD_STOP = 21, ///< build a road stop
+ CMD_REMOVE_ROAD_STOP = 22, ///< remove a road stop
+ CMD_BUILD_LONG_ROAD = 23, ///< build a complete road (not a "half" one)
+ CMD_REMOVE_LONG_ROAD = 24, ///< remove a complete road (not a "half" one)
+ CMD_BUILD_ROAD = 25, ///< build a "half" road
+ CMD_REMOVE_ROAD = 26, ///< remove a "half" road
+ CMD_BUILD_ROAD_DEPOT = 27, ///< build a road depot
- CMD_BUILD_AIRPORT = 29,
+ CMD_BUILD_AIRPORT = 29, ///< build an airport
- CMD_BUILD_DOCK = 30,
+ CMD_BUILD_DOCK = 30, ///< build a dock
- CMD_BUILD_SHIP_DEPOT = 31,
- CMD_BUILD_BUOY = 32,
+ CMD_BUILD_SHIP_DEPOT = 31, ///< build a ship depot
+ CMD_BUILD_BUOY = 32, ///< build a buoy
- CMD_PLANT_TREE = 33,
+ CMD_PLANT_TREE = 33, ///< plant a tree
- CMD_BUILD_RAIL_VEHICLE = 34,
- CMD_MOVE_RAIL_VEHICLE = 35,
+ CMD_BUILD_RAIL_VEHICLE = 34, ///< build a rail vehicle
+ CMD_MOVE_RAIL_VEHICLE = 35, ///< move a rail vehicle (in the depot)
- CMD_START_STOP_TRAIN = 36,
+ CMD_START_STOP_TRAIN = 36, ///< start or stop a train
- CMD_SELL_RAIL_WAGON = 38,
+ CMD_SELL_RAIL_WAGON = 38, ///< sell a rail wagon
- CMD_SEND_TRAIN_TO_DEPOT = 39,
- CMD_FORCE_TRAIN_PROCEED = 40,
- CMD_REVERSE_TRAIN_DIRECTION = 41,
+ CMD_SEND_TRAIN_TO_DEPOT = 39, ///< send a train to a depot
+ CMD_FORCE_TRAIN_PROCEED = 40, ///< proceed a train to pass a red signal
+ CMD_REVERSE_TRAIN_DIRECTION = 41, ///< turn a train around
- CMD_MODIFY_ORDER = 42,
- CMD_SKIP_TO_ORDER = 43,
- CMD_DELETE_ORDER = 44,
- CMD_INSERT_ORDER = 45,
+ CMD_MODIFY_ORDER = 42, ///< modify an order (like set full-load)
+ CMD_SKIP_TO_ORDER = 43, ///< skip an order to the next of specific one
+ CMD_DELETE_ORDER = 44, ///< delete an order
+ CMD_INSERT_ORDER = 45, ///< insert a new order
- CMD_CHANGE_SERVICE_INT = 46,
+ CMD_CHANGE_SERVICE_INT = 46, ///< change the server interval of a vehicle
- CMD_BUILD_INDUSTRY = 47,
+ CMD_BUILD_INDUSTRY = 47, ///< build a new industry
- CMD_BUILD_COMPANY_HQ = 48,
- CMD_SET_PLAYER_FACE = 49,
- CMD_SET_PLAYER_COLOR = 50,
+ CMD_BUILD_COMPANY_HQ = 48, ///< build the company headquarter
+ CMD_SET_PLAYER_FACE = 49, ///< set the face of the player/company
+ CMD_SET_PLAYER_COLOR = 50, ///< set the color of the player/company
- CMD_INCREASE_LOAN = 51,
- CMD_DECREASE_LOAN = 52,
+ CMD_INCREASE_LOAN = 51, ///< increase the loan from the bank
+ CMD_DECREASE_LOAN = 52, ///< decrease the loan from the bank
- CMD_WANT_ENGINE_PREVIEW = 53,
+ CMD_WANT_ENGINE_PREVIEW = 53, ///< confirm the preview of an engine
- CMD_NAME_VEHICLE = 54,
- CMD_RENAME_ENGINE = 55,
- CMD_CHANGE_COMPANY_NAME = 56,
- CMD_CHANGE_PRESIDENT_NAME = 57,
- CMD_RENAME_STATION = 58,
+ CMD_NAME_VEHICLE = 54, ///< rename a whole vehicle
+ CMD_RENAME_ENGINE = 55, ///< rename a engine (in the engine list)
+ CMD_CHANGE_COMPANY_NAME = 56, ///< change the company name
+ CMD_CHANGE_PRESIDENT_NAME = 57, ///< change the president name
+ CMD_RENAME_STATION = 58, ///< rename a station
- CMD_SELL_AIRCRAFT = 59,
- CMD_START_STOP_AIRCRAFT = 60,
- CMD_BUILD_AIRCRAFT = 61,
- CMD_SEND_AIRCRAFT_TO_HANGAR = 62,
- CMD_REFIT_AIRCRAFT = 64,
+ CMD_SELL_AIRCRAFT = 59, ///< sell an aircraft
+ CMD_START_STOP_AIRCRAFT = 60, ///< start/stop an aircraft
+ CMD_BUILD_AIRCRAFT = 61, ///< build an aircraft
+ CMD_SEND_AIRCRAFT_TO_HANGAR = 62, ///< send an aircraft to a hanger
+ CMD_REFIT_AIRCRAFT = 64, ///< refit the cargo space of an aircraft
- CMD_PLACE_SIGN = 65,
- CMD_RENAME_SIGN = 66,
+ CMD_PLACE_SIGN = 65, ///< place a sign
+ CMD_RENAME_SIGN = 66, ///< rename a sign
- CMD_BUILD_ROAD_VEH = 67,
- CMD_START_STOP_ROADVEH = 68,
- CMD_SELL_ROAD_VEH = 69,
- CMD_SEND_ROADVEH_TO_DEPOT = 70,
- CMD_TURN_ROADVEH = 71,
- CMD_REFIT_ROAD_VEH = 72,
+ CMD_BUILD_ROAD_VEH = 67, ///< build a road vehicle
+ CMD_START_STOP_ROADVEH = 68, ///< start/stop a road vehicle
+ CMD_SELL_ROAD_VEH = 69, ///< sell a road vehicle
+ CMD_SEND_ROADVEH_TO_DEPOT = 70, ///< send a road vehicle to the depot
+ CMD_TURN_ROADVEH = 71, ///< turn a road vehicle around
+ CMD_REFIT_ROAD_VEH = 72, ///< refit the cargo space of a road vehicle
- CMD_PAUSE = 73,
+ CMD_PAUSE = 73, ///< pause the game
- CMD_BUY_SHARE_IN_COMPANY = 74,
- CMD_SELL_SHARE_IN_COMPANY = 75,
- CMD_BUY_COMPANY = 76,
+ CMD_BUY_SHARE_IN_COMPANY = 74, ///< buy a share from a company
+ CMD_SELL_SHARE_IN_COMPANY = 75, ///< sell a share from a company
+ CMD_BUY_COMPANY = 76, ///< buy a company which is bankrupt
- CMD_BUILD_TOWN = 77,
+ CMD_BUILD_TOWN = 77, ///< build a town
- CMD_RENAME_TOWN = 80,
- CMD_DO_TOWN_ACTION = 81,
+ CMD_RENAME_TOWN = 80, ///< rename a town
+ CMD_DO_TOWN_ACTION = 81, ///< do a action from the town detail window (like advertises or bribe)
- CMD_SET_ROAD_DRIVE_SIDE = 82,
+ CMD_SET_ROAD_DRIVE_SIDE = 82, ///< set the side where the road vehicles drive
- CMD_CHANGE_DIFFICULTY_LEVEL = 85,
+ CMD_CHANGE_DIFFICULTY_LEVEL = 85, ///< change the difficult of a game (each setting for it own)
- CMD_START_STOP_SHIP = 86,
- CMD_SELL_SHIP = 87,
- CMD_BUILD_SHIP = 88,
- CMD_SEND_SHIP_TO_DEPOT = 89,
- CMD_REFIT_SHIP = 91,
+ CMD_START_STOP_SHIP = 86, ///< start/stop a ship
+ CMD_SELL_SHIP = 87, ///< sell a ship
+ CMD_BUILD_SHIP = 88, ///< build a new ship
+ CMD_SEND_SHIP_TO_DEPOT = 89, ///< send a ship to a depot
+ CMD_REFIT_SHIP = 91, ///< refit the cargo space of a ship
- CMD_ORDER_REFIT = 98,
- CMD_CLONE_ORDER = 99,
- CMD_CLEAR_AREA = 100,
+ CMD_ORDER_REFIT = 98, ///< change the refit informaction of an order (for "goto depot" )
+ CMD_CLONE_ORDER = 99, ///< clone (and share) an order
+ CMD_CLEAR_AREA = 100, ///< clear an area
- CMD_MONEY_CHEAT = 102,
- CMD_BUILD_CANAL = 103,
+ CMD_MONEY_CHEAT = 102, ///< do the money cheat
+ CMD_BUILD_CANAL = 103, ///< build a canal
CMD_PLAYER_CTRL = 104, ///< used in multiplayer to create a new player etc.
CMD_LEVEL_LAND = 105, ///< level land
- CMD_REFIT_RAIL_VEHICLE = 106,
- CMD_RESTORE_ORDER_INDEX = 107,
- CMD_BUILD_LOCK = 108,
+ CMD_REFIT_RAIL_VEHICLE = 106, ///< refit the cargo space of a train
+ CMD_RESTORE_ORDER_INDEX = 107, ///< restore vehicle order-index and service interval
+ CMD_BUILD_LOCK = 108, ///< build a lock
- CMD_BUILD_SIGNAL_TRACK = 110,
- CMD_REMOVE_SIGNAL_TRACK = 111,
+ CMD_BUILD_SIGNAL_TRACK = 110, ///< add signals along a track (by dragging)
+ CMD_REMOVE_SIGNAL_TRACK = 111, ///< remove signals along a track (by dragging)
- CMD_GIVE_MONEY = 113,
- CMD_CHANGE_PATCH_SETTING = 114,
+ CMD_GIVE_MONEY = 113, ///< give money to an other player
+ CMD_CHANGE_PATCH_SETTING = 114, ///< change a patch setting
- CMD_SET_AUTOREPLACE = 115,
+ CMD_SET_AUTOREPLACE = 115, ///< set an autoreplace entry
- CMD_CLONE_VEHICLE = 116,
- CMD_MASS_START_STOP = 117,
- CMD_DEPOT_SELL_ALL_VEHICLES = 118,
- CMD_DEPOT_MASS_AUTOREPLACE = 119,
+ CMD_CLONE_VEHICLE = 116, ///< clone a vehicle
+ CMD_MASS_START_STOP = 117, ///< start/stop all vehicles (in a depot)
+ CMD_DEPOT_SELL_ALL_VEHICLES = 118, ///< sell all vehicles which are in a given depot
+ CMD_DEPOT_MASS_AUTOREPLACE = 119, ///< force the autoreplace to take action in a given depot
- CMD_CREATE_GROUP = 120,
- CMD_DELETE_GROUP = 121,
- CMD_RENAME_GROUP = 122,
- CMD_ADD_VEHICLE_GROUP = 123,
- CMD_ADD_SHARED_VEHICLE_GROUP = 124,
- CMD_REMOVE_ALL_VEHICLES_GROUP = 125,
- CMD_SET_GROUP_REPLACE_PROTECTION = 126,
+ CMD_CREATE_GROUP = 120, ///< create a new group
+ CMD_DELETE_GROUP = 121, ///< delete a group
+ CMD_RENAME_GROUP = 122, ///< rename a group
+ CMD_ADD_VEHICLE_GROUP = 123, ///< add a vehicle to a group
+ CMD_ADD_SHARED_VEHICLE_GROUP = 124, ///< add all other shared vehicles to a group which are missing
+ CMD_REMOVE_ALL_VEHICLES_GROUP = 125, ///< remove all vehicles from a group
+ CMD_SET_GROUP_REPLACE_PROTECTION = 126, ///< set the autoreplace-protection for a group
- CMD_MOVE_ORDER = 127,
- CMD_CHANGE_TIMETABLE = 128,
- CMD_SET_VEHICLE_ON_TIME = 129,
- CMD_AUTOFILL_TIMETABLE = 130,
+ CMD_MOVE_ORDER = 127, ///< move an order
+ CMD_CHANGE_TIMETABLE = 128, ///< change the timetable for a vehicle
+ CMD_SET_VEHICLE_ON_TIME = 129, ///< set the vehicle on time feature (timetable)
+ CMD_AUTOFILL_TIMETABLE = 130, ///< autofill the timetable
};
+/**
+ * List of flags for a command.
+ *
+ * This enums defines some flags which can be used for the commands.
+ */
enum {
- DC_EXEC = 0x01,
+ DC_EXEC = 0x01, ///< execute the given command
DC_AUTO = 0x02, ///< don't allow building on structures
DC_QUERY_COST = 0x04, ///< query cost only, don't build.
DC_NO_WATER = 0x08, ///< don't allow building on water
@@ -169,50 +184,167 @@ enum {
DC_FORCETEST = 0x80, ///< force test too.
};
+/**
+ * Used to combine a StringID with the command.
+ *
+ * This macro can be used to add a StringID (the error message to show) on a command-id
+ * (CMD_xxx). Use the binary or-operator "|" to combine the command with the result from
+ * this macro.
+ *
+ * @param x The StringID to combine with a command-id
+ */
#define CMD_MSG(x) ((x) << 16)
+/**
+ * Defines some flags.
+ *
+ * This enumeration defines some flags which are binary-or'ed on a command.
+ */
enum {
- CMD_NO_WATER = 0x0400,
+ CMD_NO_WATER = 0x0400, ///< dont build on water
CMD_NETWORK_COMMAND = 0x0800, ///< execute the command without sending it on the network
CMD_NO_TEST_IF_IN_NETWORK = 0x1000, ///< When enabled, the command will bypass the no-DC_EXEC round if in network
- CMD_SHOW_NO_ERROR = 0x2000,
+ CMD_SHOW_NO_ERROR = 0x2000, ///< do not show the error message
};
-/** Command flags for the command table _command_proc_table */
+/**
+ * Command flags for the command table _command_proc_table.
+ *
+ * This enumeration defines flags for the _command_proc_table.
+ */
enum {
CMD_SERVER = 0x1, ///< the command can only be initiated by the server
CMD_OFFLINE = 0x2, ///< the command cannot be executed in a multiplayer game; single-player only
CMD_AUTO = 0x4, ///< set the DC_AUTO flag on this command
};
+/**
+ * Defines the callback type for all command handler functions.
+ *
+ * This type defines the function header for all functions which handles a CMD_* command.
+ * A command handler use the parameters to act according to the meaning of the command.
+ * The tile parameter defines the tile to perform an action on.
+ * The flag parameter is filled with flags from the DC_* enumeration. The parameters
+ * p1 and p2 are filled with parameters for the command like "which road type", "which
+ * order" or "direction". Each function should mentioned in there doxygen comments
+ * the usage of these parameters.
+ *
+ * @param tile The tile to apply a command on
+ * @param flags Flags for the command, from the DC_* enumeration
+ * @param p1 Additional data for the command
+ * @param p2 Additional data for the command
+ * @return The CommandCost of the command, which can be succeeded or failed.
+ */
typedef CommandCost CommandProc(TileIndex tile, uint32 flags, uint32 p1, uint32 p2);
+/**
+ * Define a command with the flags which belongs to it.
+ *
+ * This struct connect a command handler function with the flags created with
+ * the #CMD_AUTO, #CMD_OFFLINE and #CMD_SERVER values.
+ */
struct Command {
CommandProc *proc;
byte flags;
};
+/**
+ * Checks if a command failes.
+ *
+ * As you see the parameter is not a command but the return value of a command,
+ * the CommandCost class. This function checks if the command executed by
+ * the CommandProc function failed and returns true if it does.
+ *
+ * @param cost The return value of a CommandProc call
+ * @return true if the command failes
+ * @see CmdSucceded
+ */
static inline bool CmdFailed(CommandCost cost) { return cost.Failed(); }
+
+/**
+ * Checks if a command succeeded.
+ *
+ * As #CmdFailed this function checks if a command succeeded
+ *
+ * @param cost The return value of a CommandProc call
+ * @return true if the command succeeded
+ * @see CmdSucceeded
+ */
static inline bool CmdSucceeded(CommandCost cost) { return cost.Succeeded(); }
+/**
+ * Define a default return value for a failed command.
+ *
+ * This variable contains a CommandCost object with is declared as "failed".
+ * Other functions just need to return this error if there is an error,
+ * which doesn't need to specific by a StringID.
+ */
static const CommandCost CMD_ERROR = CommandCost(INVALID_STRING_ID);
-#define return_cmd_error(errcode) do { return CommandCost(errcode); } while (0)
+/**
+ * Returns from a function with a specific StringID as error.
+ *
+ * This macro is used to return from a function. The parameter contains the
+ * StringID which will be returned.
+ *
+ * @param errcode The StringID to return
+ */
+#define return_cmd_error(errcode) return CommandCost(errcode);
/* command.cpp */
+/**
+ * Define a callback function for the client, after the command is finished.
+ *
+ * Functions of this type are called after the command is finished. The parameters
+ * are from the #CommandProc callback type. The boolean parameter indicates if the
+ * command succeeded or failed.
+ *
+ * @param success If the command succeeded or not.
+ * @param tile The tile of the command action
+ * @param p1 Additional data of the command
+ * @param p1 Additional data of the command
+ * @see CommandProc
+ */
typedef void CommandCallback(bool success, TileIndex tile, uint32 p1, uint32 p2);
+
+/**
+ * Execute a command
+ */
CommandCost DoCommand(TileIndex tile, uint32 p1, uint32 p2, uint32 flags, uint procc);
+
+/**
+ * Execute a network safe DoCommand function
+ */
bool DoCommandP(TileIndex tile, uint32 p1, uint32 p2, CommandCallback *callback, uint32 cmd, bool my_cmd = true);
#ifdef ENABLE_NETWORK
+/**
+ * Send a command over the network
+ */
void NetworkSend_Command(TileIndex tile, uint32 p1, uint32 p2, uint32 cmd, CommandCallback *callback);
#endif /* ENABLE_NETWORK */
-extern const char* _cmd_text; ///< Text, which gets sent with a command
-
+/**
+ * Text, which gets sent with a command
+ *
+ * This variable contains a string (be specific a pointer of the first
+ * char of this string) which will be send with a command. This is
+ * used for user input data like names or chat messages.
+ */
+extern const char *_cmd_text;
+
+/**
+ * Checks if a integer value belongs to a command.
+ */
bool IsValidCommand(uint cmd);
+/**
+ * Returns the flags from a given command.
+ */
byte GetCommandFlags(uint cmd);
+/**
+ * Returns the current money available which can be used for a command.
+ */
Money GetAvailableMoneyForCommand();
#endif /* COMMAND_H */