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-rw-r--r--aircraft_cmd.c72
-rw-r--r--economy.c70
-rw-r--r--landscape.c24
-rw-r--r--main_gui.c2
-rw-r--r--misc_cmd.c27
-rw-r--r--order_cmd.c46
-rw-r--r--player_gui.c5
-rw-r--r--roadveh_cmd.c71
-rw-r--r--ship_cmd.c85
-rw-r--r--signs.c56
-rw-r--r--town_cmd.c52
-rw-r--r--town_gui.c58
-rw-r--r--vehicle.c6
13 files changed, 341 insertions, 233 deletions
diff --git a/aircraft_cmd.c b/aircraft_cmd.c
index 423e97c45..b351fca6f 100644
--- a/aircraft_cmd.c
+++ b/aircraft_cmd.c
@@ -41,11 +41,11 @@ static const SpriteID _aircraft_sprite[] = {
* INVALID_STATION is returned, if the player does not have any suitable
* airports (like helipads only)
*/
-static uint16 FindNearestHangar(const Vehicle *v)
+static StationID FindNearestHangar(const Vehicle *v)
{
const Station *st;
uint best = 0;
- uint16 index = INVALID_STATION;
+ StationID index = INVALID_STATION;
FOR_ALL_STATIONS(st) {
if (st->owner == v->owner && st->facilities & FACIL_AIRPORT &&
@@ -153,13 +153,17 @@ static bool AllocateVehicles(Vehicle **vl, int num)
return success;
}
-int32 EstimateAircraftCost(uint16 engine_type)
+int32 EstimateAircraftCost(EngineID engine_type)
{
return AircraftVehInfo(engine_type)->base_cost * (_price.aircraft_base>>3)>>5;
}
-/* p1 = engine */
+/** Build an aircraft.
+ * @param x,y tile coordinates of depot where aircraft is built
+ * @param p1 aircraft type being built (engine)
+ * @param p2 unused
+ */
int32 CmdBuildAircraft(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
int32 value;
@@ -180,8 +184,7 @@ int32 CmdBuildAircraft(int x, int y, uint32 flags, uint32 p1, uint32 p2)
value = EstimateAircraftCost(p1);
- if (flags & DC_QUERY_COST)
- return value;
+ if (flags & DC_QUERY_COST) return value;
// allocate 2 or 3 vehicle structs, depending on type
if (!AllocateVehicles(vl, (avi->subtype & 1) == 0 ? 3 : 2) ||
@@ -299,7 +302,7 @@ int32 CmdBuildAircraft(int x, int y, uint32 flags, uint32 p1, uint32 p2)
VehiclePositionChanged(v);
VehiclePositionChanged(u);
- // Aircraft with 3 vehicles?
+ // Aircraft with 3 vehicles (chopper)?
if (v->subtype == 0) {
w = vl[2];
@@ -323,10 +326,9 @@ int32 CmdBuildAircraft(int x, int y, uint32 flags, uint32 p1, uint32 p2)
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
RebuildVehicleLists();
InvalidateWindow(WC_COMPANY, v->owner);
+ InvalidateWindow(WC_REPLACE_VEHICLE, VEH_Aircraft); //updates the replace Aircraft window
}
- InvalidateWindow(WC_REPLACE_VEHICLE, VEH_Aircraft); //updates the replace Aircraft window
-
return value;
}
@@ -381,16 +383,15 @@ int32 CmdSellAircraft(int x, int y, uint32 flags, uint32 p1, uint32 p2)
// Invalidate depot
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
DoDeleteAircraft(v);
+ InvalidateWindow(WC_REPLACE_VEHICLE, VEH_Aircraft); // updates the replace Aircraft window
}
- InvalidateWindow(WC_REPLACE_VEHICLE, VEH_Aircraft); // updates the replace Aircraft window
-
return -(int32)v->value;
}
/** Start/Stop an aircraft.
* @param x,y unused
- * @param p1 aircraft to start/stop
+ * @param p1 aircraft ID to start/stop
* @param p2 unused
*/
int32 CmdStartStopAircraft(int x, int y, uint32 flags, uint32 p1, uint32 p2)
@@ -417,20 +418,23 @@ int32 CmdStartStopAircraft(int x, int y, uint32 flags, uint32 p1, uint32 p2)
return 0;
}
-// p1 = vehicle
-// p2 = if set, the aircraft will try to goto a depot, but not stop
+/** Send an aircraft to the hangar.
+ * @param x,y unused
+ * @param p1 vehicle ID to send to the hangar
+ * @param p2 various bitmasked elements
+ * - p2 = 0 - aircraft goes to the depot and stays there (user command)
+ * - p2 non-zero - aircraft will try to goto a depot, but not stop there (eg forced servicing)
+ * - p2 (bit 17) - aircraft will try to goto a depot at the next airport
+ */
int32 CmdSendAircraftToHangar(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
- Station *st;
- uint16 next_airport_index;
if (!IsVehicleIndex(p1)) return CMD_ERROR;
v = GetVehicle(p1);
- if (v->type != VEH_Aircraft || !CheckOwnership(v->owner))
- return CMD_ERROR;
+ if (v->type != VEH_Aircraft || !CheckOwnership(v->owner)) return CMD_ERROR;
if (v->current_order.type == OT_GOTO_DEPOT && p2 == 0) {
if (flags & DC_EXEC) {
@@ -441,23 +445,23 @@ int32 CmdSendAircraftToHangar(int x, int y, uint32 flags, uint32 p1, uint32 p2)
}
} else {
bool next_airport_has_hangar = true;
- next_airport_index = (HASBIT(p2, 17)) ? (int16)p2 : v->u.air.targetairport;
- st = GetStation(next_airport_index);
+ /* XXX - I don't think p2 is any valid station cause all calls use either 0, 1, or 1<<16!!!!!!!!! */
+ StationID next_airport_index = (HASBIT(p2, 17)) ? (StationID)p2 : v->u.air.targetairport;
+ const Station *st = GetStation(next_airport_index);
// If an airport doesn't have terminals (so no landing space for airports),
// it surely doesn't have any hangars
- if (st->xy == 0 || st->airport_tile == 0 ||
- GetAirport(st->airport_type)->nof_depots == 0) {
- if (p2 == 0) {
- // the aircraft has to search for a hangar on its own
- uint16 station = FindNearestHangar(v);
-
- next_airport_has_hangar = false;
- if (station == INVALID_STATION) return CMD_ERROR;
- st = GetStation(station);
- next_airport_index = station;
- } else {
- return CMD_ERROR;
- }
+ if (!IsValidStation(st) || st->airport_tile == 0 || GetAirport(st->airport_type)->nof_depots == 0) {
+ StationID station;
+
+ if (p2 != 0) return CMD_ERROR;
+ // the aircraft has to search for a hangar on its own
+ station = FindNearestHangar(v);
+
+ next_airport_has_hangar = false;
+ if (station == INVALID_STATION) return CMD_ERROR;
+ st = GetStation(station);
+ next_airport_index = station;
+
}
if (flags & DC_EXEC) {
@@ -1594,7 +1598,7 @@ static void AircraftEventHandler_Landing(Vehicle *v, const AirportFTAClass *Airp
// only the vehicle owner needs to calculate the rest (locally)
if ((_autoreplace_array[v->engine_type] != v->engine_type) ||
(_patches.autorenew && v->age - v->max_age > (_patches.autorenew_months * 30))) {
- // send the aircraft to the hangar at next airport
+ // send the aircraft to the hangar at next airport (bit 17 set)
_current_player = _local_player;
DoCommandP(v->tile, v->index, 1 << 16, NULL, CMD_SEND_AIRCRAFT_TO_HANGAR | CMD_SHOW_NO_ERROR);
_current_player = OWNER_NONE;
diff --git a/economy.c b/economy.c
index d77611f71..8e2c27f02 100644
--- a/economy.c
+++ b/economy.c
@@ -1527,41 +1527,40 @@ static void DoAcquireCompany(Player *p)
extern int GetAmountOwnedBy(Player *p, byte owner);
+/** Acquire shares in an opposing company.
+ * @param x,y unused
+ * @param p1 player to buy the shares from
+ * @param p2 unused
+ */
int32 CmdBuyShareInCompany(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Player *p;
int64 cost;
- byte *b;
- int i;
+
+ /* Check if buying shares is allowed (protection against modified clients */
+ if (p1 >= MAX_PLAYERS || !_patches.allow_shares) return CMD_ERROR;
SET_EXPENSES_TYPE(EXPENSES_OTHER);
p = DEREF_PLAYER(p1);
-
- if (_cur_year - p->inaugurated_year < 6) {
- _error_message = STR_7080_PROTECTED;
- return CMD_ERROR;
- }
-
- /* Check if buying shares is allowed (protection against modified clients */
- if (!_patches.allow_shares)
- return CMD_ERROR;
+ /* Protect new companies from hostile takeovers */
+ if (_cur_year - p->inaugurated_year < 6) return_cmd_error(STR_7080_PROTECTED);
/* Those lines are here for network-protection (clients can be slow) */
- if (GetAmountOwnedBy(p, OWNER_SPECTATOR) == 0)
- return 0;
+ if (GetAmountOwnedBy(p, OWNER_SPECTATOR) == 0) return 0;
- /* We can not buy out a real player in networking */
- if (GetAmountOwnedBy(p, OWNER_SPECTATOR) == 1 && !p->is_ai)
- return 0;
+ /* We can not buy out a real player (temporarily). TODO: well, enable it obviously */
+ if (GetAmountOwnedBy(p, OWNER_SPECTATOR) == 1 && !p->is_ai) return 0;
cost = CalculateCompanyValue(p) >> 2;
if (flags & DC_EXEC) {
- b = p->share_owners;
+ int i;
+ byte *b = p->share_owners;
+
while (*b != 0xFF) b++; /* share owners is guaranteed to contain at least one 0xFF */
*b = _current_player;
- for(i=0;p->share_owners[i] == _current_player;) {
+ for (i = 0; p->share_owners[i] == _current_player;) {
if (++i == 4) {
p->bankrupt_value = 0;
DoAcquireCompany(p);
@@ -1573,29 +1572,31 @@ int32 CmdBuyShareInCompany(int x, int y, uint32 flags, uint32 p1, uint32 p2)
return cost;
}
+/** Sell shares in an opposing company.
+ * @param x,y unused
+ * @param p1 player to sell the shares from
+ * @param p2 unused
+ */
int32 CmdSellShareInCompany(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Player *p;
int64 cost;
- byte *b;
+
+ /* Check if buying shares is allowed (protection against modified clients */
+ if (p1 >= MAX_PLAYERS || !_patches.allow_shares) return CMD_ERROR;
SET_EXPENSES_TYPE(EXPENSES_OTHER);
p = DEREF_PLAYER(p1);
- /* Check if selling shares is allowed (protection against modified clients */
- if (!_patches.allow_shares)
- return CMD_ERROR;
-
/* Those lines are here for network-protection (clients can be slow) */
- if (GetAmountOwnedBy(p, _current_player) == 0)
- return 0;
+ if (GetAmountOwnedBy(p, _current_player) == 0) return 0;
/* adjust it a little to make it less profitable to sell and buy */
cost = CalculateCompanyValue(p) >> 2;
cost = -(cost - (cost >> 7));
if (flags & DC_EXEC) {
- b = p->share_owners;
+ byte *b = p->share_owners;
while (*b != _current_player) b++; /* share owners is guaranteed to contain player */
*b = 0xFF;
InvalidateWindow(WC_COMPANY, (int)p1);
@@ -1603,12 +1604,27 @@ int32 CmdSellShareInCompany(int x, int y, uint32 flags, uint32 p1, uint32 p2)
return cost;
}
+/** Buy up another company.
+ * When a competing company is gone bankrupt you get the chance to purchase
+ * that company.
+ * @todo currently this only works for AI players
+ * @param x,y unused
+ * @param p1 player/company to buy up
+ * @param p2 unused
+ */
int32 CmdBuyCompany(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Player *p;
+
+ /* Disable takeovers in multiplayer games */
+ if (p1 >= MAX_PLAYERS || _networking) return CMD_ERROR;
+
SET_EXPENSES_TYPE(EXPENSES_OTHER);
p = DEREF_PLAYER(p1);
- if (flags & 1) {
+
+ if (!p->is_ai) return CMD_ERROR;
+
+ if (flags & DC_EXEC) {
DoAcquireCompany(p);
}
return p->bankrupt_value;
diff --git a/landscape.c b/landscape.c
index 46c1e13c1..755e3a48f 100644
--- a/landscape.c
+++ b/landscape.c
@@ -287,14 +287,20 @@ int32 CmdLandscapeClear(int x, int y, uint32 flags, uint32 p1, uint32 p2)
return _tile_type_procs[GetTileType(tile)]->clear_tile_proc(tile, flags);
}
-// p1 = end tile
+/** Clear a big piece of landscape
+ * @param x,y end coordinates of area dragging
+ * @param p1 start tile of area dragging
+ * @param p2 unused
+ */
int32 CmdClearArea(int ex, int ey, uint32 flags, uint32 p1, uint32 p2)
{
- int32 cost,ret, money;
+ int32 cost, ret, money;
int sx,sy;
int x,y;
bool success = false;
+ if (p1 > MapSize()) return CMD_ERROR;
+
SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
// make sure sx,sy are smaller than ex,ey
@@ -306,22 +312,22 @@ int32 CmdClearArea(int ex, int ey, uint32 flags, uint32 p1, uint32 p2)
money = GetAvailableMoneyForCommand();
cost = 0;
- for(x=sx; x<=ex; x+=16) {
- for(y=sy; y<=ey; y+=16) {
+ for (x = sx; x <= ex; x += 16) {
+ for (y = sy; y <= ey; y += 16) {
ret = DoCommandByTile(TILE_FROM_XY(x,y), 0, 0, flags &~DC_EXEC, CMD_LANDSCAPE_CLEAR);
- if (ret == CMD_ERROR) continue;
+ if (CmdFailed(ret)) continue;
cost += ret;
success = true;
if (flags & DC_EXEC) {
- if ( ret>0 && (money -= ret) < 0) {
+ if (ret > 0 && (money -= ret) < 0) {
_additional_cash_required = ret;
return cost - ret;
}
DoCommandByTile(TILE_FROM_XY(x,y), 0, 0, flags, CMD_LANDSCAPE_CLEAR);
// draw explosion animation...
- if ((x==sx || x==ex) && (y==sy || y==ey)) {
+ if ((x == sx || x == ex) && (y == sy || y == ey)) {
// big explosion in each corner, or small explosion for single tiles
CreateEffectVehicleAbove(x + 8, y + 8, 2,
sy == ey && sx == ex ? EV_EXPLOSION_SMALL : EV_EXPLOSION_LARGE
@@ -331,9 +337,7 @@ int32 CmdClearArea(int ex, int ey, uint32 flags, uint32 p1, uint32 p2)
}
}
- if (!success)
- cost = CMD_ERROR;
- return cost;
+ return (success) ? cost : CMD_ERROR;
}
diff --git a/main_gui.c b/main_gui.c
index c7b30a5e3..39efb8f35 100644
--- a/main_gui.c
+++ b/main_gui.c
@@ -69,7 +69,7 @@ void HandleOnEditText(WindowEvent *e) {
switch(_rename_what) {
case 0:
// for empty string send "remove sign" parameter
- DoCommandP(0, id, (*b==0)?OWNER_NONE:_current_player, NULL, CMD_RENAME_SIGN | CMD_MSG(STR_280C_CAN_T_CHANGE_SIGN_NAME));
+ DoCommandP(0, id, 0, NULL, CMD_RENAME_SIGN | CMD_MSG(STR_280C_CAN_T_CHANGE_SIGN_NAME));
break;
case 1:
if(*b == 0)
diff --git a/misc_cmd.c b/misc_cmd.c
index 52f237ba2..ea7a6ecb6 100644
--- a/misc_cmd.c
+++ b/misc_cmd.c
@@ -172,8 +172,14 @@ int32 CmdChangePresidentName(int x, int y, uint32 flags, uint32 p1, uint32 p2)
return 0;
}
-// p1 = 0 decrease pause counter
-// p1 = 1 increase pause counter
+/** Pause/Unpause the game (server-only).
+ * Increase or decrease the pause counter. If the counter is zero,
+ * the game is unpaused. A counter is used instead of a boolean value
+ * to have more control over the game when saving/loading, etc.
+ * @param x,y unused
+ * @param p1 0 = decrease pause counter; 1 = increase pause counter
+ * @param p2 unused
+ */
int32 CmdPause(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
if (flags & DC_EXEC) {
@@ -213,16 +219,29 @@ int32 CmdGiveMoney(int x, int y, uint32 flags, uint32 p1, uint32 p2)
return (int32)p1;
}
+/** Change difficulty level/settings (server-only).
+ * We cannot really check for valid values of p2 (too much work mostly); stored
+ * in file 'settings_gui.c' _game_setting_info[]; we'll just trust the server it knows
+ * what to do and does this correctly
+ * @param x,y unused
+ * @param p1 the difficulty setting being changed. If it is -1, the difficulty level
+ * itself is changed. The new value is inside p2
+ * @param p2 new value for a difficulty setting or difficulty level
+ */
int32 CmdChangeDifficultyLevel(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
+ if (p1 >= GAME_DIFFICULTY_NUM) return CMD_ERROR;
+
if (flags & DC_EXEC) {
if (p1 != (uint32)-1L) {
((int*)&_opt_ptr->diff)[p1] = p2;
- _opt_ptr->diff_level = 3;
+ _opt_ptr->diff_level = 3; // custom difficulty level
} else
_opt_ptr->diff_level = p2;
- // If we are a network-client, update the difficult setting (if it is open)
+ /* If we are a network-client, update the difficult setting (if it is open).
+ * Use this instead of just dirtying the window because we need to load in
+ * the new difficulty settings */
if (_networking && !_network_server && FindWindowById(WC_GAME_OPTIONS, 0) != NULL)
ShowGameDifficulty();
}
diff --git a/order_cmd.c b/order_cmd.c
index 02e3f4267..fb4178492 100644
--- a/order_cmd.c
+++ b/order_cmd.c
@@ -570,27 +570,34 @@ int32 CmdModifyOrder(int x, int y, uint32 flags, uint32 p1, uint32 p2)
return 0;
}
-/**
- *
- * Clone/share/copy an order-list of an other vehicle
- *
- * @param veh1_veh2 First 16 bits are of destination vehicle, last 16 of source vehicle
- * @param mode Mode of cloning (CO_SHARE, CO_COPY, CO_UNSHARE)
- *
+/** Clone/share/copy an order-list of an other vehicle.
+ * @param p1 various bitstuffed elements
+ * - p1 = (bit 0-15) - destination vehicle to clone orders to (p1 & 0xFFFF)
+ * - p1 = (bit 16-31) - source vehicle to clone orders from, if any (none for CO_UNSHARE)
+ * @param p2 mode of cloning: CO_SHARE, CO_COPY, or CO_UNSHARE
*/
-int32 CmdCloneOrder(int x, int y, uint32 flags, uint32 veh1_veh2, uint32 mode)
+int32 CmdCloneOrder(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
- Vehicle *dst = GetVehicle(veh1_veh2 & 0xFFFF);
+ Vehicle *dst;
+ VehicleID veh_src = (p1 >> 16) & 0xFFFF;
+ VehicleID veh_dst = p1 & 0xFFFF;
- if (dst->type == 0 || dst->owner != _current_player)
- return CMD_ERROR;
+ if (!IsVehicleIndex(veh_dst)) return CMD_ERROR;
- switch(mode) {
+ dst = GetVehicle(veh_dst);
+
+ if (dst->type == 0 || !CheckOwnership(dst->owner)) return CMD_ERROR;
+
+ switch (p2) {
case CO_SHARE: {
- Vehicle *src = GetVehicle(veh1_veh2 >> 16);
+ Vehicle *src;
+
+ if (!IsVehicleIndex(veh_src)) return CMD_ERROR;
+
+ src = GetVehicle(veh_src);
/* Sanity checks */
- if (src->type == 0 || src->owner != _current_player || dst->type != src->type || dst == src)
+ if (src->type == 0 || !CheckOwnership(src->owner) || dst->type != src->type || dst == src)
return CMD_ERROR;
/* Trucks can't share orders with busses (and visa versa) */
@@ -631,11 +638,15 @@ int32 CmdCloneOrder(int x, int y, uint32 flags, uint32 veh1_veh2, uint32 mode)
} break;
case CO_COPY: {
- Vehicle *src = GetVehicle(veh1_veh2 >> 16);
+ Vehicle *src;
int delta;
+ if (!IsVehicleIndex(veh_src)) return CMD_ERROR;
+
+ src = GetVehicle(veh_src);
+
/* Sanity checks */
- if (src->type == 0 || src->owner != _current_player || dst->type != src->type || dst == src)
+ if (src->type == 0 || !CheckOwnership(src->owner) || dst->type != src->type || dst == src)
return CMD_ERROR;
/* Trucks can't copy all the orders from busses (and visa versa) */
@@ -685,8 +696,7 @@ int32 CmdCloneOrder(int x, int y, uint32 flags, uint32 veh1_veh2, uint32 mode)
}
} break;
- case CO_UNSHARE:
- return DecloneOrder(dst, flags);
+ case CO_UNSHARE: return DecloneOrder(dst, flags);
}
return 0;
diff --git a/player_gui.c b/player_gui.c
index e527af1ec..4bf57f553 100644
--- a/player_gui.c
+++ b/player_gui.c
@@ -510,13 +510,16 @@ static void PlayerCompanyWndProc(Window *w, WindowEvent *e)
if (!_networking) SETBIT(w->hidden_state, 11); // hide company-password widget
} else {
if (_patches.allow_shares) { /* shares are allowed */
+ /* If all shares are owned by someone (none by nobody), disable buy button */
if (GetAmountOwnedBy(p, OWNER_SPECTATOR) == 0) SETBIT(dis, 9);
- /* We cannot buy out real players in a network game */
+ /* Only 25% left to buy. If the player is human, disable buying it up.. TODO issues! */
if (GetAmountOwnedBy(p, OWNER_SPECTATOR) == 1 && !p->is_ai) SETBIT(dis, 9);
+ /* If the player doesn't own any shares, disable sell button */
if (GetAmountOwnedBy(p, _local_player) == 0) SETBIT(dis, 10);
+ /* Spectators cannot do anything of course */
if (_local_player == OWNER_SPECTATOR) dis |= (1 << 9) | (1 << 10);
} else /* shares are not allowed, disable buy/sell buttons */
dis |= (1 << 9) | (1 << 10);
diff --git a/roadveh_cmd.c b/roadveh_cmd.c
index 1630d832d..60c59f152 100644
--- a/roadveh_cmd.c
+++ b/roadveh_cmd.c
@@ -105,13 +105,16 @@ void DrawRoadVehEngineInfo(int engine, int x, int y, int maxw)
DrawStringMultiCenter(x, y, STR_902A_COST_SPEED_RUNNING_COST, maxw);
}
-int32 EstimateRoadVehCost(byte engine_type)
+int32 EstimateRoadVehCost(EngineID engine_type)
{
return ((_price.roadveh_base >> 3) * RoadVehInfo(engine_type)->base_cost) >> 5;
}
-// p1 = engine_type
-// p2 not used
+/** Build a road vehicle.
+ * @param x,y tile coordinates of depot where road vehicle is built
+ * @param p1 bus/truck type being built (engine)
+ * @param p2 unused
+ */
int32 CmdBuildRoadVeh(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
int32 cost;
@@ -125,8 +128,7 @@ int32 CmdBuildRoadVeh(int x, int y, uint32 flags, uint32 p1, uint32 p2)
SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);
cost = EstimateRoadVehCost(p1);
- if (flags & DC_QUERY_COST)
- return cost;
+ if (flags & DC_QUERY_COST) return cost;
/* The ai_new queries the vehicle cost before building the route,
* so we must check against cheaters no sooner than now. --pasky */
@@ -181,7 +183,7 @@ int32 CmdBuildRoadVeh(int x, int y, uint32 flags, uint32 p1, uint32 p2)
v->max_speed = rvi->max_speed;
v->engine_type = (byte)p1;
- e = &_engines[p1];
+ e = DEREF_ENGINE(p1);
v->reliability = e->reliability;
v->reliability_spd_dec = e->reliability_spd_dec;
v->max_age = e->lifelength * 366;
@@ -202,14 +204,17 @@ int32 CmdBuildRoadVeh(int x, int y, uint32 flags, uint32 p1, uint32 p2)
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
RebuildVehicleLists();
InvalidateWindow(WC_COMPANY, v->owner);
+ InvalidateWindow(WC_REPLACE_VEHICLE, VEH_Road); // updates the replace Road window
}
- InvalidateWindow(WC_REPLACE_VEHICLE, VEH_Road); // updates the replace Road window
-
return cost;
}
-// p1 = vehicle
+/** Start/Stop a road vehicle.
+ * @param x,y unused
+ * @param p1 road vehicle ID to start/stop
+ * @param p2 unused
+ */
int32 CmdStartStopRoadVeh(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
@@ -218,8 +223,7 @@ int32 CmdStartStopRoadVeh(int x, int y, uint32 flags, uint32 p1, uint32 p2)
v = GetVehicle(p1);
- if (v->type != VEH_Road || !CheckOwnership(v->owner))
- return CMD_ERROR;
+ if (v->type != VEH_Road || !CheckOwnership(v->owner)) return CMD_ERROR;
if (flags & DC_EXEC) {
v->vehstatus ^= VS_STOPPED;
@@ -242,8 +246,11 @@ void ClearSlot(Vehicle *v, RoadStop *rs)
}
}
-// p1 = vehicle index in GetVehicle()
-// p2 not used
+/** Sell a road vehicle.
+ * @param x,y unused
+ * @param p1 vehicle ID to be sold
+ * @param p2 unused
+ */
int32 CmdSellRoadVeh(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
@@ -252,8 +259,7 @@ int32 CmdSellRoadVeh(int x, int y, uint32 flags, uint32 p1, uint32 p2)
v = GetVehicle(p1);
- if (v->type != VEH_Road || !CheckOwnership(v->owner))
- return CMD_ERROR;
+ if (v->type != VEH_Road || !CheckOwnership(v->owner)) return CMD_ERROR;
SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);
@@ -335,24 +341,29 @@ static Depot *FindClosestRoadDepot(Vehicle *v)
}
}
+/** Send a road vehicle to the depot.
+ * @param x,y unused
+ * @param p1 vehicle ID to send to the depot
+ * @param p2 unused
+ */
int32 CmdSendRoadVehToDepot(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
- Depot *depot;
+ const Depot *dep;
if (!IsVehicleIndex(p1)) return CMD_ERROR;
v = GetVehicle(p1);
- if (v->type != VEH_Road || !CheckOwnership(v->owner))
- return CMD_ERROR;
+ if (v->type != VEH_Road || !CheckOwnership(v->owner)) return CMD_ERROR;
- if (v->vehstatus & VS_CRASHED)
- return CMD_ERROR;
+ if (v->vehstatus & VS_CRASHED) return CMD_ERROR;
+ /* If the current orders are already goto-depot */
if (v->current_order.type == OT_GOTO_DEPOT) {
if (flags & DC_EXEC) {
-
+ /* If the orders to 'goto depot' are in the orders list (forced servicing),
+ * then skip to the next order; effectively cancelling this forced service */
if (HASBIT(v->current_order.flags, OFB_PART_OF_ORDERS))
v->cur_order_index++;
@@ -363,21 +374,25 @@ int32 CmdSendRoadVehToDepot(int x, int y, uint32 flags, uint32 p1, uint32 p2)
return 0;
}
- depot = FindClosestRoadDepot(v);
- if (depot == NULL)
- return_cmd_error(STR_9019_UNABLE_TO_FIND_LOCAL_DEPOT);
+ dep = FindClosestRoadDepot(v);
+ if (dep == NULL) return_cmd_error(STR_9019_UNABLE_TO_FIND_LOCAL_DEPOT);
if (flags & DC_EXEC) {
v->current_order.type = OT_GOTO_DEPOT;
v->current_order.flags = OF_NON_STOP | OF_HALT_IN_DEPOT;
- v->current_order.station = depot->index;
- v->dest_tile = depot->xy;
+ v->current_order.station = dep->index;
+ v->dest_tile = dep->xy;
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);
}
return 0;
}
+/** Turn a roadvehicle around.
+ * @param x,y unused
+ * @param p1 vehicle ID to turn
+ * @param p2 unused
+ */
int32 CmdTurnRoadVeh(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
@@ -386,15 +401,13 @@ int32 CmdTurnRoadVeh(int x, int y, uint32 flags, uint32 p1, uint32 p2)
v = GetVehicle(p1);
- if (v->type != VEH_Road || !CheckOwnership(v->owner))
- return CMD_ERROR;
+ if (v->type != VEH_Road || !CheckOwnership(v->owner)) return CMD_ERROR;
if (v->vehstatus & (VS_HIDDEN|VS_STOPPED) ||
v->u.road.crashed_ctr != 0 ||
v->breakdown_ctr != 0 ||
v->u.road.overtaking != 0 ||
v->cur_speed < 5) {
- _error_message = STR_EMPTY;
return CMD_ERROR;
}
diff --git a/ship_cmd.c b/ship_cmd.c
index 675b1ed05..24d21fc47 100644
--- a/ship_cmd.c
+++ b/ship_cmd.c
@@ -403,8 +403,10 @@ static bool ShipAccelerate(Vehicle *v)
return (t < v->progress);
}
-
-int32 EstimateShipCost(uint16 engine_type);
+int32 EstimateShipCost(EngineID engine_type)
+{
+ return ShipVehInfo(engine_type)->base_cost * (_price.ship_base>>3)>>5;
+}
static void ShipEnterDepot(Vehicle *v)
{
@@ -851,12 +853,11 @@ void ShipsYearlyLoop(void)
}
}
-int32 EstimateShipCost(uint16 engine_type)
-{
- return ShipVehInfo(engine_type)->base_cost * (_price.ship_base>>3)>>5;
-}
-
-// p1 = type to build
+/** Build a ship.
+ * @param x,y tile coordinates of depot where ship is built
+ * @param p1 ship type being built (engine)
+ * @param p2 unused
+ */
int32 CmdBuildShip(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
int32 value;
@@ -870,8 +871,7 @@ int32 CmdBuildShip(int x, int y, uint32 flags, uint32 p1, uint32 p2)
SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);
value = EstimateShipCost(p1);
- if (flags & DC_QUERY_COST)
- return value;
+ if (flags & DC_QUERY_COST) return value;
/* The ai_new queries the vehicle cost before building the route,
* so we must check against cheaters no sooner than now. --pasky */
@@ -932,12 +932,17 @@ int32 CmdBuildShip(int x, int y, uint32 flags, uint32 p1, uint32 p2)
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
RebuildVehicleLists();
InvalidateWindow(WC_COMPANY, v->owner);
+ InvalidateWindow(WC_REPLACE_VEHICLE, VEH_Ship); // updates the replace Ship window
}
- InvalidateWindow(WC_REPLACE_VEHICLE, VEH_Ship); // updates the replace Ship window
return value;
}
+/** Sell a ship.
+ * @param x,y unused
+ * @param p1 vehicle ID to be sold
+ * @param p2 unused
+ */
int32 CmdSellShip(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
@@ -946,8 +951,7 @@ int32 CmdSellShip(int x, int y, uint32 flags, uint32 p1, uint32 p2)
v = GetVehicle(p1);
- if (v->type != VEH_Ship || !CheckOwnership(v->owner))
- return CMD_ERROR;
+ if (v->type != VEH_Ship || !CheckOwnership(v->owner)) return CMD_ERROR;
SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);
@@ -960,14 +964,17 @@ int32 CmdSellShip(int x, int y, uint32 flags, uint32 p1, uint32 p2)
InvalidateWindow(WC_COMPANY, v->owner);
DeleteWindowById(WC_VEHICLE_VIEW, v->index);
DeleteVehicle(v);
+ InvalidateWindow(WC_REPLACE_VEHICLE, VEH_Ship); // updates the replace Ship window
}
- InvalidateWindow(WC_REPLACE_VEHICLE, VEH_Ship); // updates the replace Ship window
-
return -(int32)v->value;
}
-// p1 = vehicle
+/** Start/Stop a ship.
+ * @param x,y unused
+ * @param p1 ship ID to start/stop
+ * @param p2 unused
+ */
int32 CmdStartStopShip(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
@@ -976,38 +983,41 @@ int32 CmdStartStopShip(int x, int y, uint32 flags, uint32 p1, uint32 p2)
v = GetVehicle(p1);
- if (v->type != VEH_Ship || !CheckOwnership(v->owner))
- return CMD_ERROR;
+ if (v->type != VEH_Ship || !CheckOwnership(v->owner)) return CMD_ERROR;
if (flags & DC_EXEC) {
v->vehstatus ^= VS_STOPPED;
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
+ InvalidateWindowClasses(WC_SHIPS_LIST);
}
- InvalidateWindowClasses(WC_SHIPS_LIST);
-
return 0;
}
+/** Send a ship to the depot.
+ * @param x,y unused
+ * @param p1 vehicle ID to send to the depot
+ * @param p2 unused
+ */
int32 CmdSendShipToDepot(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
- Depot *depot;
+ const Depot *dep;
if (!IsVehicleIndex(p1)) return CMD_ERROR;
v = GetVehicle(p1);
- if (v->type != VEH_Ship || !CheckOwnership(v->owner))
- return CMD_ERROR;
+ if (v->type != VEH_Ship || !CheckOwnership(v->owner)) return CMD_ERROR;
- if (v->vehstatus & VS_CRASHED)
- return CMD_ERROR;
+ if (v->vehstatus & VS_CRASHED) return CMD_ERROR;
+ /* If the current orders are already goto-depot */
if (v->current_order.type == OT_GOTO_DEPOT) {
if (flags & DC_EXEC) {
-
+ /* If the orders to 'goto depot' are in the orders list (forced servicing),
+ * then skip to the next order; effectively cancelling this forced service */
if (HASBIT(v->current_order.flags, OFB_PART_OF_ORDERS))
v->cur_order_index++;
@@ -1015,18 +1025,19 @@ int32 CmdSendShipToDepot(int x, int y, uint32 flags, uint32 p1, uint32 p2)
v->current_order.flags = 0;
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);
}
- } else {
- depot = FindClosestShipDepot(v);
- if (depot == NULL)
- return_cmd_error(STR_981A_UNABLE_TO_FIND_LOCAL_DEPOT);
+ return 0;
+ }
- if (flags & DC_EXEC) {
- v->dest_tile = depot->xy;
- v->current_order.type = OT_GOTO_DEPOT;
- v->current_order.flags = OF_NON_STOP | OF_HALT_IN_DEPOT;
- v->current_order.station = depot->index;
- InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);
- }
+ dep = FindClosestShipDepot(v);
+ if (dep == NULL)
+ return_cmd_error(STR_981A_UNABLE_TO_FIND_LOCAL_DEPOT);
+
+ if (flags & DC_EXEC) {
+ v->dest_tile = dep->xy;
+ v->current_order.type = OT_GOTO_DEPOT;
+ v->current_order.flags = OF_NON_STOP | OF_HALT_IN_DEPOT;
+ v->current_order.station = dep->index;
+ InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);
}
return 0;
diff --git a/signs.c b/signs.c
index 74856cc2b..fe7166098 100644
--- a/signs.c
+++ b/signs.c
@@ -95,12 +95,12 @@ static SignStruct *AllocateSign(void)
return NULL;
}
-/**
- *
- * Place a sign at the given x/y
- *
- * @param p1 player number
- * @param p2 not used
+/** Place a sign at the given coordinates. Ownership of sign has
+ * no effect whatsoever except for the colour the sign gets for easy recognition,
+ * but everybody is able to rename/remove it.
+ * @param x,y coordinates to place sign at
+ * @param p1 unused
+ * @param p2 unused
*/
int32 CmdPlaceSign(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
@@ -108,15 +108,14 @@ int32 CmdPlaceSign(int x, int y, uint32 flags, uint32 p1, uint32 p2)
/* Try to locate a new sign */
ss = AllocateSign();
- if (ss == NULL)
- return_cmd_error(STR_2808_TOO_MANY_SIGNS);
+ if (ss == NULL) return_cmd_error(STR_2808_TOO_MANY_SIGNS);
/* When we execute, really make the sign */
if (flags & DC_EXEC) {
ss->str = STR_280A_SIGN;
ss->x = x;
ss->y = y;
- ss->owner = p1;
+ ss->owner = _current_player; // owner of the sign; just eyecandy
ss->z = GetSlopeZ(x,y);
UpdateSignVirtCoords(ss);
MarkSignDirty(ss);
@@ -128,37 +127,35 @@ int32 CmdPlaceSign(int x, int y, uint32 flags, uint32 p1, uint32 p2)
return 0;
}
-/**
- * Rename a sign
- *
- * @param sign_id Index of the sign
- * @param new owner, if OWNER_NONE, sign will be removed, except in scenario editor, where signs have no owner
- * and ownership has no influence of any kind
+/** Rename a sign. If the new name of the sign is empty, we assume
+ * the user wanted to delete it. So delete it. Ownership of signs
+ * has no meaning/effect whatsoever except for eyecandy
+ * @param x,y unused
+ * @param p1 index of the sign to be renamed/removed
+ * @param p2 unused
*/
-int32 CmdRenameSign(int x, int y, uint32 flags, uint32 sign_id, uint32 owner)
+int32 CmdRenameSign(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
- StringID str;
SignStruct *ss;
- /* If GetDParam(0) == nothing, we delete the sign */
- if (GetDParam(0) != 0 && (_game_mode == GM_EDITOR || owner != OWNER_NONE)) {
+ /* If GetDParam(0) != 0 means the new text for the sign is non-empty.
+ * So rename the sign. If it is empty, it has no name, so delete it */
+ if (GetDParam(0) != 0) {
/* Create the name */
- str = AllocateName((const char*)_decode_parameters, 0);
- if (str == 0)
- return CMD_ERROR;
+ StringID str = AllocateName((const char*)_decode_parameters, 0);
+ if (str == 0) return CMD_ERROR;
if (flags & DC_EXEC) {
- ss = GetSign(sign_id);
-
- MarkSignDirty(ss);
+ ss = GetSign(p1);
/* Delete the old name */
DeleteName(ss->str);
/* Assign the new one */
ss->str = str;
- ss->owner = owner;
+ ss->owner = _current_player;
- /* Update */
+ /* Update; mark sign dirty twice, because it can either becom longer, or shorter */
+ MarkSignDirty(ss);
UpdateSignVirtCoords(ss);
MarkSignDirty(ss);
InvalidateWindow(WC_SIGN_LIST, 0);
@@ -167,10 +164,9 @@ int32 CmdRenameSign(int x, int y, uint32 flags, uint32 sign_id, uint32 owner)
/* Free the name, because we did not assign it yet */
DeleteName(str);
}
- } else {
- /* Delete sign */
+ } else { /* Delete sign */
if (flags & DC_EXEC) {
- ss = GetSign(sign_id);
+ ss = GetSign(p1);
/* Delete the name */
DeleteName(ss->str);
diff --git a/town_cmd.c b/town_cmd.c
index 60d1b5962..10f797876 100644
--- a/town_cmd.c
+++ b/town_cmd.c
@@ -1014,13 +1014,23 @@ static Town *AllocateTown(void)
return NULL;
}
+/** Create a new town.
+ * This obviously only works in the scenario editor. Function not removed
+ * as it might be possible in the future to fund your own town :)
+ * @param x,y coordinates where town is built
+ * @param p1 unused
+ * @param p2 unused
+ */
int32 CmdBuildTown(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
- uint tile = TILE_FROM_XY(x,y);
+ TileIndex tile = TILE_FROM_XY(x,y);
TileInfo ti;
Town *t;
uint32 townnameparts;
+ /* Only in the scenario editor */
+ if (_game_mode != GM_EDITOR) return CMD_ERROR;
+
SET_EXPENSES_TYPE(EXPENSES_OTHER);
// Check if too close to the edge of map
@@ -1042,8 +1052,7 @@ int32 CmdBuildTown(int x, int y, uint32 flags, uint32 p1, uint32 p2)
// Allocate town struct
t = AllocateTown();
- if (t == NULL)
- return_cmd_error(STR_023A_TOO_MANY_TOWNS);
+ if (t == NULL) return_cmd_error(STR_023A_TOO_MANY_TOWNS);
// Create the town
if (flags & DC_EXEC) {
@@ -1428,19 +1437,26 @@ static void ClearTownHouse(Town *t, uint tile) {
if (eflags & 0x10) DoClearTownHouseHelper(tile + TILE_XY(1,1));
}
+/** Rename a town (server-only).
+ * @param x,y unused
+ * @param p1 town ID to rename
+ * @param p2 unused
+ */
int32 CmdRenameTown(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
StringID str;
- Town *t = GetTown(p1);
+ Town *t;
+
+ if (!IsTownIndex(p1)) return CMD_ERROR;
+
+ t = GetTown(p1);
str = AllocateNameUnique((const char*)_decode_parameters, 4);
- if (str == 0)
- return CMD_ERROR;
+ if (str == 0) return CMD_ERROR;
if (flags & DC_EXEC) {
- StringID old_str = t->townnametype;
+ DeleteName(t->townnametype);
t->townnametype = str;
- DeleteName(old_str);
UpdateTownVirtCoord(t);
_town_sort_dirty = true;
@@ -1673,18 +1689,32 @@ static TownActionProc * const _town_action_proc[] = {
TownActionBribe
};
-// p1 = town
-// p2 = action
+extern uint GetMaskOfTownActions(int *nump, PlayerID pid, const Town *t);
+
+/** Do a town action.
+ * This performs an action such as advertising, building a statue, funding buildings,
+ * but also bribing the town-council
+ * @param x,y unused
+ * @param p1 town to do the action at
+ * @param p2 action to perform, @see _town_action_proc for the list of available actions
+ */
int32 CmdDoTownAction(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
int32 cost;
+ Town *t;
+
+ if (!IsTownIndex(p1) || p2 > lengthof(_town_action_proc)) return CMD_ERROR;
+
+ t = GetTown(p1);
+
+ if (!HASBIT(GetMaskOfTownActions(NULL, _current_player, t), p2)) return CMD_ERROR;
SET_EXPENSES_TYPE(EXPENSES_OTHER);
cost = (_price.build_industry >> 8) * _town_action_costs[p2];
if (flags & DC_EXEC) {
- _town_action_proc[p2](GetTown(p1), p2);
+ _town_action_proc[p2](t, p2);
InvalidateWindow(WC_TOWN_AUTHORITY, p1);
}
diff --git a/town_gui.c b/town_gui.c
index f55c4d2ed..e367faf42 100644
--- a/town_gui.c
+++ b/town_gui.c
@@ -27,48 +27,50 @@ static const Widget _town_authority_widgets[] = {
extern const byte _town_action_costs[8];
extern void DrawPlayerIcon(int p, int x, int y);
-static uint GetMaskOfTownActions(int *nump, Town *t)
+/** Get a list of available actions to do at a town.
+ * @param *nump if not NULL add put the number of available actions in it
+ * @param pid the player that is querying the town
+ * @param *t the town that is queried
+ * @return bitmasked value of enabled actions
+ */
+uint GetMaskOfTownActions(int *nump, PlayerID pid, const Town *t)
{
int32 avail, ref;
- int i, num;
+ int num = 0;
uint avail_buttons = 0x7F; // by default all buttons except bribe are enabled.
- uint buttons;
+ uint buttons = 0;
- if (_local_player != OWNER_SPECTATOR) {
+ if (pid != OWNER_SPECTATOR) {
+ int i;
// bribe option enabled?
if (_patches.bribe) {
// if unwanted, disable everything.
- if (t->unwanted[_local_player]) {
+ if (t->unwanted[pid]) {
avail_buttons = 0;
- } else if (t->ratings[_local_player] < 600)
- avail_buttons |= (1 << 7); // only bribe if less than excellent
+ } else if (t->ratings[pid] < 600)
+ SETBIT(avail_buttons, 7); // only bribe if less than excellent
}
// Things worth more than this are not shown
- avail = DEREF_PLAYER(_local_player)->player_money + _price.station_value * 200;
+ avail = DEREF_PLAYER(pid)->player_money + _price.station_value * 200;
ref = _price.build_industry >> 8;
- for(i=0,buttons=0,num=0; i != lengthof(_town_action_costs); i++,avail_buttons>>=1) {
- if (avail_buttons&1 && avail >= _town_action_costs[i] * ref) {
+ for (i = 0; i != lengthof(_town_action_costs); i++, avail_buttons >>= 1) {
+ if (HASBIT(avail_buttons, 0) && avail >= _town_action_costs[i] * ref) {
SETBIT(buttons, i);
num++;
}
}
- // Disable build statue if already built
- if(HASBIT(t->statues, _local_player))
- {
+ /* Disable build statue if already built */
+ if (HASBIT(t->statues, pid)) {
CLRBIT(buttons, 4);
num--;
}
- } else {
- // no actions available for spectator
- buttons = 0;
- num = 0;
}
- if (nump) *nump = num;
+ if (nump != NULL) *nump = num;
return buttons;
}
@@ -86,13 +88,12 @@ static int GetNthSetBit(uint32 bits, int n)
static void TownAuthorityWndProc(Window *w, WindowEvent *e)
{
- uint buttons;
- int numact;
- Town *t = GetTown(w->window_number);
+ switch (e->event) {
+ case WE_PAINT: {
+ const Town *t = GetTown(w->window_number);
+ int numact;
+ uint buttons = GetMaskOfTownActions(&numact, _local_player, t);
- switch(e->event) {
- case WE_PAINT:
- buttons = GetMaskOfTownActions(&numact, t);
SetVScrollCount(w, numact + 1);
if (WP(w,def_d).data_1 != -1 && !HASBIT(buttons, WP(w,def_d).data_1))
@@ -176,16 +177,17 @@ static void TownAuthorityWndProc(Window *w, WindowEvent *e)
}
}
- break;
+ } break;
case WE_CLICK:
- switch(e->click.widget) {
+ switch (e->click.widget) {
case 3: { /* listbox */
+ const Town *t = GetTown(w->window_number);
int y = (e->click.pt.y - 0x6B) / 10;
if (!IS_INT_INSIDE(y, 0, 5))
return;
- y = GetNthSetBit(GetMaskOfTownActions(NULL, t), y + w->vscroll.pos - 1);
+ y = GetNthSetBit(GetMaskOfTownActions(NULL, _local_player, t), y + w->vscroll.pos - 1);
if (y >= 0) {
WP(w,def_d).data_1 = y;
SetWindowDirty(w);
@@ -194,7 +196,7 @@ static void TownAuthorityWndProc(Window *w, WindowEvent *e)
}
case 6: { /* carry out the action */
- DoCommandP(t->xy, w->window_number, WP(w,def_d).data_1, NULL, CMD_DO_TOWN_ACTION | CMD_MSG(STR_2054_CAN_T_DO_THIS));
+ DoCommandP(GetTown(w->window_number)->xy, w->window_number, WP(w,def_d).data_1, NULL, CMD_DO_TOWN_ACTION | CMD_MSG(STR_2054_CAN_T_DO_THIS));
break;
}
}
diff --git a/vehicle.c b/vehicle.c
index 91d76ce44..1d670174e 100644
--- a/vehicle.c
+++ b/vehicle.c
@@ -1299,9 +1299,9 @@ void AgeVehicle(Vehicle *v)
}
extern int32 EstimateTrainCost(const RailVehicleInfo *rvi);
-extern int32 EstimateRoadVehCost(byte engine_type);
-extern int32 EstimateShipCost(uint16 engine_type);
-extern int32 EstimateAircraftCost(uint16 engine_type);
+extern int32 EstimateRoadVehCost(EngineID engine_type);
+extern int32 EstimateShipCost(EngineID engine_type);
+extern int32 EstimateAircraftCost(EngineID engine_type);
extern int32 CmdRefitRailVehicle(int x, int y, uint32 flags, uint32 p1, uint32 p2);
extern int32 CmdRefitShip(int x, int y, uint32 flags, uint32 p1, uint32 p2);
extern int32 CmdRefitAircraft(int x, int y, uint32 flags, uint32 p1, uint32 p2);
generated by cgit v1.2.3-70-g09d2 (git 2.47.1) at 2024-12-16 15:06:07 +0000