Change: Adapt commands for buying and replacing ships in extended depots.

src/autoreplace_cmd.cpp

@@ -20,6 +20,7 @@
 #include "core/random_func.hpp"
 #include "vehiclelist.h"
 #include "road.h"
+#include "ship.h"
 #include "ai/ai.hpp"
 #include "news_func.h"
 #include "strings_func.h"
@@ -515,6 +516,25 @@ struct ReplaceChainItem {
 	Vehicle *GetVehicle() const { return new_veh == nullptr ? old_veh : new_veh; }
 };
 
+/**
+ * When replacing a ship in an extended depot, copy the direction as well.
+ * @param old_ship The ship being replaced.
+ * @param new_ship The new ship that will replace the old one.
+ */
+void CopyShipStatusInExtendedDepot(const Ship *old_ship, Ship *new_ship)
+{
+	assert(IsExtendedDepotTile(old_ship->tile));
+	assert(old_ship->tile == new_ship->tile);
+
+	new_ship->x_pos = old_ship->x_pos;
+	new_ship->y_pos = old_ship->y_pos;
+	new_ship->z_pos = old_ship->z_pos;
+	new_ship->state = old_ship->state;
+	new_ship->direction = old_ship->direction;
+	new_ship->rotation = old_ship->rotation;
+	new_ship->GetImage(new_ship->direction, EIT_ON_MAP, &new_ship->sprite_cache.sprite_seq);
+}
+
 /**
  * Replace a whole vehicle chain
  * @param chain vehicle chain to let autoreplace/renew operator on
@@ -712,6 +732,11 @@ static CommandCost ReplaceChain(Vehicle **chain, DoCommandFlag flags, bool wagon
 			cost.AddCost(CopyHeadSpecificThings(old_head, new_head, flags));
 
 			if (cost.Succeeded()) {
+				/* Copy position and direction for ships in extended depots. */
+				if (old_head->type == VEH_SHIP && IsExtendedDepotTile(old_head->tile)) {
+					CopyShipStatusInExtendedDepot(Ship::From(old_head), Ship::From(new_head));
+				}
+
 				/* The new vehicle is constructed, now take over cargo */
 				if ((flags & DC_EXEC) != 0) {
 					TransferCargo(old_head, new_head, true);

src/lang/english.txt

@@ -5341,6 +5341,7 @@ STR_ERROR_TOO_MANY_VEHICLES_IN_GAME                             :{WHITE}Too many
 STR_ERROR_CAN_T_CHANGE_SERVICING                                :{WHITE}Can't change servicing interval...
 
 STR_ERROR_VEHICLE_IS_DESTROYED                                  :{WHITE}... vehicle is destroyed
+STR_ERROR_NO_FREE_DEPOT                                         :{WHITE}... there is no free depot
 
 STR_ERROR_CAN_T_CLONE_VEHICLE_LIST                              :{WHITE}... not all vehicles are identical
 

src/ship_cmd.cpp

@@ -36,6 +36,7 @@
 #include "industry.h"
 #include "industry_map.h"
 #include "ship_cmd.h"
+#include "command_func.h"
 
 #include "table/strings.h"
 
@@ -957,10 +958,22 @@ void Ship::SetDestTile(TileIndex tile)
  */
 CommandCost CmdBuildShip(DoCommandFlag flags, TileIndex tile, const Engine *e, Vehicle **ret)
 {
-	tile = GetShipDepotNorthTile(tile);
+	assert(IsShipDepotTile(tile));
+	if (!(flags & DC_AUTOREPLACE)) {
+		std::vector<TileIndex> *depot_tiles = &(Depot::GetByTile(tile)->depot_tiles);
+		tile = INVALID_TILE;
+		for (std::vector<TileIndex>::iterator it = depot_tiles->begin(); it != depot_tiles->end(); ++it) {
+			if (CheckPlaceShipOnDepot(*it)) {
+				tile = *it;
+				break;
+			}
+		}
+		if (tile == INVALID_TILE) return_cmd_error(STR_ERROR_NO_FREE_DEPOT);
+	}
+
 	if (flags & DC_EXEC) {
-		int x;
+		bool is_extended_depot = IsExtendedDepot(tile);
-		int y;
+		TileIndexDiffC offset = TileIndexDiffCByDiagDir(ReverseDiagDir(GetShipDepotDirection(tile)));
 
 		const ShipVehicleInfo *svi = &e->u.ship;
 
@@ -969,14 +982,22 @@ CommandCost CmdBuildShip(DoCommandFlag flags, TileIndex tile, const Engine *e, V
 
 		v->owner = _current_company;
 		v->tile = tile;
-		x = TileX(tile) * TILE_SIZE + TILE_SIZE / 2;
+		v->x_pos = TileX(tile) * TILE_SIZE + TILE_SIZE / 2 + offset.x * (TILE_SIZE / 2 - 1);
-		y = TileY(tile) * TILE_SIZE + TILE_SIZE / 2;
+		v->y_pos = TileY(tile) * TILE_SIZE + TILE_SIZE / 2 + offset.y * (TILE_SIZE / 2 - 1);
-		v->x_pos = x;
+		v->z_pos = GetSlopePixelZ(v->x_pos, v->y_pos);
-		v->y_pos = y;
+		v->state = TRACK_BIT_DEPOT;
-		v->z_pos = GetSlopePixelZ(x, y);
 
+		if (is_extended_depot) {
+			v->state |= AxisToTrackBits(GetShipDepotAxis(tile));
+			v->direction = AxisToDirection(GetShipDepotAxis(v->tile));
+			SetDepotReservation(v->tile, DEPOT_RESERVATION_FULL_STOPPED_VEH);
+		} else {
+			v->vehstatus |= VS_HIDDEN;
+		}
+
+		v->rotation = v->direction;
 		v->UpdateDeltaXY();
-		v->vehstatus = VS_HIDDEN | VS_STOPPED | VS_DEFPAL;
+		v->vehstatus |= VS_STOPPED | VS_DEFPAL;
 
 		v->spritenum = svi->image_index;
 		v->cargo_type = e->GetDefaultCargoType();
@@ -992,8 +1013,6 @@ CommandCost CmdBuildShip(DoCommandFlag flags, TileIndex tile, const Engine *e, V
 		v->reliability_spd_dec = e->reliability_spd_dec;
 		v->max_age = e->GetLifeLengthInDays();
 
-		v->state = TRACK_BIT_DEPOT;
-
 		v->SetServiceInterval(Company::Get(_current_company)->settings.vehicle.servint_ships);
 		v->date_of_last_service = TimerGameEconomy::date;
 		v->date_of_last_service_newgrf = TimerGameCalendar::date;
@@ -1014,6 +1033,8 @@ CommandCost CmdBuildShip(DoCommandFlag flags, TileIndex tile, const Engine *e, V
 		v->InvalidateNewGRFCacheOfChain();
 
 		v->UpdatePosition();
+
+		if (is_extended_depot) v->MarkDirty();
 	}
 
 	return CommandCost();