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00012 #include "stdafx.h"
00013 #include "aircraft.h"
00014 #include "bridge_map.h"
00015 #include "cmd_helper.h"
00016 #include "viewport_func.h"
00017 #include "command_func.h"
00018 #include "town.h"
00019 #include "news_func.h"
00020 #include "train.h"
00021 #include "roadveh.h"
00022 #include "industry.h"
00023 #include "newgrf_cargo.h"
00024 #include "newgrf_debug.h"
00025 #include "newgrf_station.h"
00026 #include "pathfinder/yapf/yapf_cache.h"
00027 #include "road_internal.h"
00028 #include "autoslope.h"
00029 #include "water.h"
00030 #include "station_gui.h"
00031 #include "strings_func.h"
00032 #include "clear_func.h"
00033 #include "window_func.h"
00034 #include "date_func.h"
00035 #include "vehicle_func.h"
00036 #include "string_func.h"
00037 #include "animated_tile_func.h"
00038 #include "elrail_func.h"
00039 #include "station_base.h"
00040 #include "roadstop_base.h"
00041 #include "newgrf_railtype.h"
00042 #include "waypoint_base.h"
00043 #include "waypoint_func.h"
00044 #include "pbs.h"
00045 #include "debug.h"
00046 #include "core/random_func.hpp"
00047 #include "company_base.h"
00048 #include "table/airporttile_ids.h"
00049 #include "newgrf_airporttiles.h"
00050 #include "order_backup.h"
00051
00052 #include "table/strings.h"
00053
00060 bool IsHangar(TileIndex t)
00061 {
00062 assert(IsTileType(t, MP_STATION));
00063
00064
00065 if (!IsAirport(t)) return false;
00066
00067 const Station *st = Station::GetByTile(t);
00068 const AirportSpec *as = st->airport.GetSpec();
00069
00070 for (uint i = 0; i < as->nof_depots; i++) {
00071 if (st->airport.GetHangarTile(i) == t) return true;
00072 }
00073
00074 return false;
00075 }
00076
00084 template <class T>
00085 CommandCost GetStationAround(TileArea ta, StationID closest_station, T **st)
00086 {
00087 ta.tile -= TileDiffXY(1, 1);
00088 ta.w += 2;
00089 ta.h += 2;
00090
00091
00092 TILE_AREA_LOOP(tile_cur, ta) {
00093 if (IsTileType(tile_cur, MP_STATION)) {
00094 StationID t = GetStationIndex(tile_cur);
00095 if (!T::IsValidID(t)) continue;
00096
00097 if (closest_station == INVALID_STATION) {
00098 closest_station = t;
00099 } else if (closest_station != t) {
00100 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00101 }
00102 }
00103 }
00104 *st = (closest_station == INVALID_STATION) ? NULL : T::Get(closest_station);
00105 return CommandCost();
00106 }
00107
00113 typedef bool (*CMSAMatcher)(TileIndex tile);
00114
00121 static int CountMapSquareAround(TileIndex tile, CMSAMatcher cmp)
00122 {
00123 int num = 0;
00124
00125 for (int dx = -3; dx <= 3; dx++) {
00126 for (int dy = -3; dy <= 3; dy++) {
00127 TileIndex t = TileAddWrap(tile, dx, dy);
00128 if (t != INVALID_TILE && cmp(t)) num++;
00129 }
00130 }
00131
00132 return num;
00133 }
00134
00140 static bool CMSAMine(TileIndex tile)
00141 {
00142
00143 if (!IsTileType(tile, MP_INDUSTRY)) return false;
00144
00145 const Industry *ind = Industry::GetByTile(tile);
00146
00147
00148 if ((GetIndustrySpec(ind->type)->life_type & INDUSTRYLIFE_EXTRACTIVE) == 0) return false;
00149
00150 for (uint i = 0; i < lengthof(ind->produced_cargo); i++) {
00151
00152
00153 if (ind->produced_cargo[i] != CT_INVALID &&
00154 (CargoSpec::Get(ind->produced_cargo[i])->classes & (CC_LIQUID | CC_PASSENGERS | CC_MAIL)) == 0) {
00155 return true;
00156 }
00157 }
00158
00159 return false;
00160 }
00161
00167 static bool CMSAWater(TileIndex tile)
00168 {
00169 return IsTileType(tile, MP_WATER) && IsWater(tile);
00170 }
00171
00177 static bool CMSATree(TileIndex tile)
00178 {
00179 return IsTileType(tile, MP_TREES);
00180 }
00181
00187 static bool CMSAForest(TileIndex tile)
00188 {
00189
00190 if (!IsTileType(tile, MP_INDUSTRY)) return false;
00191
00192 const Industry *ind = Industry::GetByTile(tile);
00193
00194
00195 if ((GetIndustrySpec(ind->type)->life_type & INDUSTRYLIFE_ORGANIC) == 0) return false;
00196
00197 for (uint i = 0; i < lengthof(ind->produced_cargo); i++) {
00198
00199 if (ind->produced_cargo[i] != CT_INVALID && CargoSpec::Get(ind->produced_cargo[i])->label == 'WOOD') return true;
00200 }
00201
00202 return false;
00203 }
00204
00205 #define M(x) ((x) - STR_SV_STNAME)
00206
00207 enum StationNaming {
00208 STATIONNAMING_RAIL,
00209 STATIONNAMING_ROAD,
00210 STATIONNAMING_AIRPORT,
00211 STATIONNAMING_OILRIG,
00212 STATIONNAMING_DOCK,
00213 STATIONNAMING_HELIPORT,
00214 };
00215
00217 struct StationNameInformation {
00218 uint32 free_names;
00219 bool *indtypes;
00220 };
00221
00230 static bool FindNearIndustryName(TileIndex tile, void *user_data)
00231 {
00232
00233 StationNameInformation *sni = (StationNameInformation*)user_data;
00234 if (!IsTileType(tile, MP_INDUSTRY)) return false;
00235
00236
00237 IndustryType indtype = GetIndustryType(tile);
00238 if (GetIndustrySpec(indtype)->station_name == STR_UNDEFINED) return false;
00239
00240
00241
00242 sni->free_names &= ~(1 << M(STR_SV_STNAME_OILFIELD) | 1 << M(STR_SV_STNAME_MINES));
00243 return !sni->indtypes[indtype];
00244 }
00245
00246 static StringID GenerateStationName(Station *st, TileIndex tile, StationNaming name_class)
00247 {
00248 static const uint32 _gen_station_name_bits[] = {
00249 0,
00250 0,
00251 1U << M(STR_SV_STNAME_AIRPORT),
00252 1U << M(STR_SV_STNAME_OILFIELD),
00253 1U << M(STR_SV_STNAME_DOCKS),
00254 1U << M(STR_SV_STNAME_HELIPORT),
00255 };
00256
00257 const Town *t = st->town;
00258 uint32 free_names = UINT32_MAX;
00259
00260 bool indtypes[NUM_INDUSTRYTYPES];
00261 memset(indtypes, 0, sizeof(indtypes));
00262
00263 const Station *s;
00264 FOR_ALL_STATIONS(s) {
00265 if (s != st && s->town == t) {
00266 if (s->indtype != IT_INVALID) {
00267 indtypes[s->indtype] = true;
00268 continue;
00269 }
00270 uint str = M(s->string_id);
00271 if (str <= 0x20) {
00272 if (str == M(STR_SV_STNAME_FOREST)) {
00273 str = M(STR_SV_STNAME_WOODS);
00274 }
00275 ClrBit(free_names, str);
00276 }
00277 }
00278 }
00279
00280 TileIndex indtile = tile;
00281 StationNameInformation sni = { free_names, indtypes };
00282 if (CircularTileSearch(&indtile, 7, FindNearIndustryName, &sni)) {
00283
00284 IndustryType indtype = GetIndustryType(indtile);
00285 const IndustrySpec *indsp = GetIndustrySpec(indtype);
00286
00287 if (indsp->station_name != STR_NULL) {
00288 st->indtype = indtype;
00289 return STR_SV_STNAME_FALLBACK;
00290 }
00291 }
00292
00293
00294 free_names = sni.free_names;
00295
00296
00297 uint32 tmp = free_names & _gen_station_name_bits[name_class];
00298 if (tmp != 0) return STR_SV_STNAME + FindFirstBit(tmp);
00299
00300
00301 if (HasBit(free_names, M(STR_SV_STNAME_MINES))) {
00302 if (CountMapSquareAround(tile, CMSAMine) >= 2) {
00303 return STR_SV_STNAME_MINES;
00304 }
00305 }
00306
00307
00308 if (DistanceMax(tile, t->xy) < 8) {
00309 if (HasBit(free_names, M(STR_SV_STNAME))) return STR_SV_STNAME;
00310
00311 if (HasBit(free_names, M(STR_SV_STNAME_CENTRAL))) return STR_SV_STNAME_CENTRAL;
00312 }
00313
00314
00315 if (HasBit(free_names, M(STR_SV_STNAME_LAKESIDE)) &&
00316 DistanceFromEdge(tile) < 20 &&
00317 CountMapSquareAround(tile, CMSAWater) >= 5) {
00318 return STR_SV_STNAME_LAKESIDE;
00319 }
00320
00321
00322 if (HasBit(free_names, M(STR_SV_STNAME_WOODS)) && (
00323 CountMapSquareAround(tile, CMSATree) >= 8 ||
00324 CountMapSquareAround(tile, CMSAForest) >= 2)
00325 ) {
00326 return _settings_game.game_creation.landscape == LT_TROPIC ? STR_SV_STNAME_FOREST : STR_SV_STNAME_WOODS;
00327 }
00328
00329
00330 uint z = GetTileZ(tile);
00331 uint z2 = GetTileZ(t->xy);
00332 if (z < z2) {
00333 if (HasBit(free_names, M(STR_SV_STNAME_VALLEY))) return STR_SV_STNAME_VALLEY;
00334 } else if (z > z2) {
00335 if (HasBit(free_names, M(STR_SV_STNAME_HEIGHTS))) return STR_SV_STNAME_HEIGHTS;
00336 }
00337
00338
00339 static const int8 _direction_and_table[] = {
00340 ~( (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_EAST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00341 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00342 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_EAST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00343 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_EAST)) ),
00344 };
00345
00346 free_names &= _direction_and_table[
00347 (TileX(tile) < TileX(t->xy)) +
00348 (TileY(tile) < TileY(t->xy)) * 2];
00349
00350 tmp = free_names & ((1 << 1) | (1 << 2) | (1 << 3) | (1 << 4) | (1 << 6) | (1 << 7) | (1 << 12) | (1 << 26) | (1 << 27) | (1 << 28) | (1 << 29) | (1 << 30));
00351 return (tmp == 0) ? STR_SV_STNAME_FALLBACK : (STR_SV_STNAME + FindFirstBit(tmp));
00352 }
00353 #undef M
00354
00360 static Station *GetClosestDeletedStation(TileIndex tile)
00361 {
00362 uint threshold = 8;
00363 Station *best_station = NULL;
00364 Station *st;
00365
00366 FOR_ALL_STATIONS(st) {
00367 if (!st->IsInUse() && st->owner == _current_company) {
00368 uint cur_dist = DistanceManhattan(tile, st->xy);
00369
00370 if (cur_dist < threshold) {
00371 threshold = cur_dist;
00372 best_station = st;
00373 }
00374 }
00375 }
00376
00377 return best_station;
00378 }
00379
00380
00381 void Station::GetTileArea(TileArea *ta, StationType type) const
00382 {
00383 switch (type) {
00384 case STATION_RAIL:
00385 *ta = this->train_station;
00386 return;
00387
00388 case STATION_AIRPORT:
00389 *ta = this->airport;
00390 return;
00391
00392 case STATION_TRUCK:
00393 *ta = this->truck_station;
00394 return;
00395
00396 case STATION_BUS:
00397 *ta = this->bus_station;
00398 return;
00399
00400 case STATION_DOCK:
00401 case STATION_OILRIG:
00402 ta->tile = this->dock_tile;
00403 break;
00404
00405 default: NOT_REACHED();
00406 }
00407
00408 ta->w = 1;
00409 ta->h = 1;
00410 }
00411
00415 void Station::UpdateVirtCoord()
00416 {
00417 Point pt = RemapCoords2(TileX(this->xy) * TILE_SIZE, TileY(this->xy) * TILE_SIZE);
00418
00419 pt.y -= 32;
00420 if ((this->facilities & FACIL_AIRPORT) && this->airport.type == AT_OILRIG) pt.y -= 16;
00421
00422 SetDParam(0, this->index);
00423 SetDParam(1, this->facilities);
00424 this->sign.UpdatePosition(pt.x, pt.y, STR_VIEWPORT_STATION);
00425
00426 SetWindowDirty(WC_STATION_VIEW, this->index);
00427 }
00428
00430 void UpdateAllStationVirtCoords()
00431 {
00432 BaseStation *st;
00433
00434 FOR_ALL_BASE_STATIONS(st) {
00435 st->UpdateVirtCoord();
00436 }
00437 }
00438
00444 static uint GetAcceptanceMask(const Station *st)
00445 {
00446 uint mask = 0;
00447
00448 for (CargoID i = 0; i < NUM_CARGO; i++) {
00449 if (HasBit(st->goods[i].acceptance_pickup, GoodsEntry::ACCEPTANCE)) mask |= 1 << i;
00450 }
00451 return mask;
00452 }
00453
00458 static void ShowRejectOrAcceptNews(const Station *st, uint num_items, CargoID *cargo, StringID msg)
00459 {
00460 for (uint i = 0; i < num_items; i++) {
00461 SetDParam(i + 1, CargoSpec::Get(cargo[i])->name);
00462 }
00463
00464 SetDParam(0, st->index);
00465 AddNewsItem(msg, NS_ACCEPTANCE, NR_STATION, st->index);
00466 }
00467
00475 CargoArray GetProductionAroundTiles(TileIndex tile, int w, int h, int rad)
00476 {
00477 CargoArray produced;
00478
00479 int x = TileX(tile);
00480 int y = TileY(tile);
00481
00482
00483
00484 int x2 = min(x + w + rad, MapSizeX());
00485 int x1 = max(x - rad, 0);
00486
00487 int y2 = min(y + h + rad, MapSizeY());
00488 int y1 = max(y - rad, 0);
00489
00490 assert(x1 < x2);
00491 assert(y1 < y2);
00492 assert(w > 0);
00493 assert(h > 0);
00494
00495 TileArea ta(TileXY(x1, y1), TileXY(x2 - 1, y2 - 1));
00496
00497
00498
00499 TILE_AREA_LOOP(tile, ta) AddProducedCargo(tile, produced);
00500
00501
00502
00503
00504
00505
00506
00507 const Industry *i;
00508 FOR_ALL_INDUSTRIES(i) {
00509 if (!ta.Intersects(i->location)) continue;
00510
00511 for (uint j = 0; j < lengthof(i->produced_cargo); j++) {
00512 CargoID cargo = i->produced_cargo[j];
00513 if (cargo != CT_INVALID) produced[cargo]++;
00514 }
00515 }
00516
00517 return produced;
00518 }
00519
00528 CargoArray GetAcceptanceAroundTiles(TileIndex tile, int w, int h, int rad, uint32 *always_accepted)
00529 {
00530 CargoArray acceptance;
00531 if (always_accepted != NULL) *always_accepted = 0;
00532
00533 int x = TileX(tile);
00534 int y = TileY(tile);
00535
00536
00537
00538 int x2 = min(x + w + rad, MapSizeX());
00539 int y2 = min(y + h + rad, MapSizeY());
00540 int x1 = max(x - rad, 0);
00541 int y1 = max(y - rad, 0);
00542
00543 assert(x1 < x2);
00544 assert(y1 < y2);
00545 assert(w > 0);
00546 assert(h > 0);
00547
00548 for (int yc = y1; yc != y2; yc++) {
00549 for (int xc = x1; xc != x2; xc++) {
00550 TileIndex tile = TileXY(xc, yc);
00551 AddAcceptedCargo(tile, acceptance, always_accepted);
00552 }
00553 }
00554
00555 return acceptance;
00556 }
00557
00563 void UpdateStationAcceptance(Station *st, bool show_msg)
00564 {
00565
00566 uint old_acc = GetAcceptanceMask(st);
00567
00568
00569 CargoArray acceptance;
00570 if (!st->rect.IsEmpty()) {
00571 acceptance = GetAcceptanceAroundTiles(
00572 TileXY(st->rect.left, st->rect.top),
00573 st->rect.right - st->rect.left + 1,
00574 st->rect.bottom - st->rect.top + 1,
00575 st->GetCatchmentRadius(),
00576 &st->always_accepted
00577 );
00578 }
00579
00580
00581 for (CargoID i = 0; i < NUM_CARGO; i++) {
00582 uint amt = min(acceptance[i], 15);
00583
00584
00585 bool is_passengers = IsCargoInClass(i, CC_PASSENGERS);
00586 if ((!is_passengers && !(st->facilities & ~FACIL_BUS_STOP)) ||
00587 (is_passengers && !(st->facilities & ~FACIL_TRUCK_STOP))) {
00588 amt = 0;
00589 }
00590
00591 SB(st->goods[i].acceptance_pickup, GoodsEntry::ACCEPTANCE, 1, amt >= 8);
00592 }
00593
00594
00595 uint new_acc = GetAcceptanceMask(st);
00596 if (old_acc == new_acc) return;
00597
00598
00599 if (show_msg && st->owner == _local_company && st->IsInUse()) {
00600
00601
00602 static const StringID accept_msg[] = {
00603 STR_NEWS_STATION_NOW_ACCEPTS_CARGO,
00604 STR_NEWS_STATION_NOW_ACCEPTS_CARGO_AND_CARGO,
00605 };
00606 static const StringID reject_msg[] = {
00607 STR_NEWS_STATION_NO_LONGER_ACCEPTS_CARGO,
00608 STR_NEWS_STATION_NO_LONGER_ACCEPTS_CARGO_OR_CARGO,
00609 };
00610
00611
00612 CargoID accepts[2] = { CT_INVALID, CT_INVALID };
00613 CargoID rejects[2] = { CT_INVALID, CT_INVALID };
00614 uint num_acc = 0;
00615 uint num_rej = 0;
00616
00617
00618 for (CargoID i = 0; i < NUM_CARGO; i++) {
00619 if (HasBit(new_acc, i)) {
00620 if (!HasBit(old_acc, i) && num_acc < lengthof(accepts)) {
00621
00622 accepts[num_acc++] = i;
00623 }
00624 } else {
00625 if (HasBit(old_acc, i) && num_rej < lengthof(rejects)) {
00626
00627 rejects[num_rej++] = i;
00628 }
00629 }
00630 }
00631
00632
00633 if (num_acc > 0) ShowRejectOrAcceptNews(st, num_acc, accepts, accept_msg[num_acc - 1]);
00634 if (num_rej > 0) ShowRejectOrAcceptNews(st, num_rej, rejects, reject_msg[num_rej - 1]);
00635 }
00636
00637
00638 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_ACCEPTLIST);
00639 }
00640
00641 static void UpdateStationSignCoord(BaseStation *st)
00642 {
00643 const StationRect *r = &st->rect;
00644
00645 if (r->IsEmpty()) return;
00646
00647
00648 st->xy = TileXY(ClampU(TileX(st->xy), r->left, r->right), ClampU(TileY(st->xy), r->top, r->bottom));
00649 st->UpdateVirtCoord();
00650 }
00651
00658 static void DeleteStationIfEmpty(BaseStation *st)
00659 {
00660 if (!st->IsInUse()) {
00661 st->delete_ctr = 0;
00662 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
00663 }
00664
00665 UpdateStationSignCoord(st);
00666 }
00667
00668 CommandCost ClearTile_Station(TileIndex tile, DoCommandFlag flags);
00669
00678 CommandCost CheckBuildableTile(TileIndex tile, uint invalid_dirs, int &allowed_z, bool check_bridge = true)
00679 {
00680 if (check_bridge && MayHaveBridgeAbove(tile) && IsBridgeAbove(tile)) {
00681 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
00682 }
00683
00684 CommandCost ret = EnsureNoVehicleOnGround(tile);
00685 if (ret.Failed()) return ret;
00686
00687 uint z;
00688 Slope tileh = GetTileSlope(tile, &z);
00689
00690
00691
00692
00693
00694 if (IsSteepSlope(tileh) ||
00695 ((!_settings_game.construction.build_on_slopes) && tileh != SLOPE_FLAT)) {
00696 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00697 }
00698
00699 CommandCost cost(EXPENSES_CONSTRUCTION);
00700 int flat_z = z;
00701 if (tileh != SLOPE_FLAT) {
00702
00703 if ((HasBit(invalid_dirs, DIAGDIR_NE) && !(tileh & SLOPE_NE)) ||
00704 (HasBit(invalid_dirs, DIAGDIR_SE) && !(tileh & SLOPE_SE)) ||
00705 (HasBit(invalid_dirs, DIAGDIR_SW) && !(tileh & SLOPE_SW)) ||
00706 (HasBit(invalid_dirs, DIAGDIR_NW) && !(tileh & SLOPE_NW))) {
00707 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00708 }
00709 cost.AddCost(_price[PR_BUILD_FOUNDATION]);
00710 flat_z += TILE_HEIGHT;
00711 }
00712
00713
00714 if (allowed_z < 0) {
00715
00716 allowed_z = flat_z;
00717 } else if (allowed_z != flat_z) {
00718 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00719 }
00720
00721 return cost;
00722 }
00723
00730 CommandCost CheckFlatLand(TileArea tile_area, DoCommandFlag flags)
00731 {
00732 CommandCost cost(EXPENSES_CONSTRUCTION);
00733 int allowed_z = -1;
00734
00735 TILE_AREA_LOOP(tile_cur, tile_area) {
00736 CommandCost ret = CheckBuildableTile(tile_cur, 0, allowed_z);
00737 if (ret.Failed()) return ret;
00738 cost.AddCost(ret);
00739
00740 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00741 if (ret.Failed()) return ret;
00742 cost.AddCost(ret);
00743 }
00744
00745 return cost;
00746 }
00747
00758 static CommandCost CheckFlatLandRailStation(TileArea tile_area, DoCommandFlag flags, uint invalid_dirs, StationID *station, RailType rt, SmallVector<Train *, 4> &affected_vehicles)
00759 {
00760 CommandCost cost(EXPENSES_CONSTRUCTION);
00761 int allowed_z = -1;
00762
00763 TILE_AREA_LOOP(tile_cur, tile_area) {
00764 CommandCost ret = CheckBuildableTile(tile_cur, invalid_dirs, allowed_z);
00765 if (ret.Failed()) return ret;
00766 cost.AddCost(ret);
00767
00768
00769
00770
00771 if (station != NULL && IsTileType(tile_cur, MP_STATION)) {
00772 if (!IsRailStation(tile_cur)) {
00773 return ClearTile_Station(tile_cur, DC_AUTO);
00774 } else {
00775 StationID st = GetStationIndex(tile_cur);
00776 if (*station == INVALID_STATION) {
00777 *station = st;
00778 } else if (*station != st) {
00779 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00780 }
00781 }
00782 } else {
00783
00784
00785 if (rt != INVALID_RAILTYPE &&
00786 IsPlainRailTile(tile_cur) && !HasSignals(tile_cur) &&
00787 HasPowerOnRail(GetRailType(tile_cur), rt)) {
00788
00789
00790
00791
00792
00793
00794 TrackBits tracks = GetTrackBits(tile_cur);
00795 Track track = RemoveFirstTrack(&tracks);
00796 Track expected_track = HasBit(invalid_dirs, DIAGDIR_NE) ? TRACK_X : TRACK_Y;
00797
00798 if (tracks == TRACK_BIT_NONE && track == expected_track) {
00799
00800 if (HasBit(GetRailReservationTrackBits(tile_cur), track)) {
00801 Train *v = GetTrainForReservation(tile_cur, track);
00802 if (v != NULL) {
00803 *affected_vehicles.Append() = v;
00804 }
00805 }
00806 CommandCost ret = DoCommand(tile_cur, 0, track, flags, CMD_REMOVE_SINGLE_RAIL);
00807 if (ret.Failed()) return ret;
00808 cost.AddCost(ret);
00809
00810 continue;
00811 }
00812 }
00813 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00814 if (ret.Failed()) return ret;
00815 cost.AddCost(ret);
00816 }
00817 }
00818
00819 return cost;
00820 }
00821
00834 static CommandCost CheckFlatLandRoadStop(TileArea tile_area, DoCommandFlag flags, uint invalid_dirs, bool is_drive_through, bool is_truck_stop, Axis axis, StationID *station, RoadTypes rts)
00835 {
00836 CommandCost cost(EXPENSES_CONSTRUCTION);
00837 int allowed_z = -1;
00838
00839 TILE_AREA_LOOP(cur_tile, tile_area) {
00840 CommandCost ret = CheckBuildableTile(cur_tile, invalid_dirs, allowed_z);
00841 if (ret.Failed()) return ret;
00842 cost.AddCost(ret);
00843
00844
00845
00846
00847 if (station != NULL && IsTileType(cur_tile, MP_STATION)) {
00848 if (!IsRoadStop(cur_tile)) {
00849 return ClearTile_Station(cur_tile, DC_AUTO);
00850 } else {
00851 if (is_truck_stop != IsTruckStop(cur_tile) ||
00852 is_drive_through != IsDriveThroughStopTile(cur_tile)) {
00853 return ClearTile_Station(cur_tile, DC_AUTO);
00854 }
00855
00856 if (is_drive_through && IsDriveThroughStopTile(cur_tile) && DiagDirToAxis(GetRoadStopDir(cur_tile)) != axis){
00857 return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00858 }
00859 StationID st = GetStationIndex(cur_tile);
00860 if (*station == INVALID_STATION) {
00861 *station = st;
00862 } else if (*station != st) {
00863 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00864 }
00865 }
00866 } else {
00867 bool build_over_road = is_drive_through && IsNormalRoadTile(cur_tile);
00868
00869 RoadBits rb = IsNormalRoadTile(cur_tile) ? GetAllRoadBits(cur_tile) : ROAD_NONE;
00870 if (build_over_road && (rb & (axis == AXIS_X ? ROAD_Y : ROAD_X)) != 0) {
00871
00872 switch (CountBits(rb)) {
00873 case 1:
00874 return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00875
00876 case 2:
00877 if (rb == ROAD_X || rb == ROAD_Y) return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00878 return_cmd_error(STR_ERROR_DRIVE_THROUGH_CORNER);
00879
00880 default:
00881 return_cmd_error(STR_ERROR_DRIVE_THROUGH_JUNCTION);
00882 }
00883 }
00884
00885 RoadTypes cur_rts = IsNormalRoadTile(cur_tile) ? GetRoadTypes(cur_tile) : ROADTYPES_NONE;
00886 uint num_roadbits = 0;
00887 if (build_over_road) {
00888
00889 if (HasBit(cur_rts, ROADTYPE_ROAD)) {
00890 Owner road_owner = GetRoadOwner(cur_tile, ROADTYPE_ROAD);
00891 if (road_owner == OWNER_TOWN) {
00892 if (!_settings_game.construction.road_stop_on_town_road) return_cmd_error(STR_ERROR_DRIVE_THROUGH_ON_TOWN_ROAD);
00893 } else if (!_settings_game.construction.road_stop_on_competitor_road && road_owner != OWNER_NONE) {
00894 CommandCost ret = CheckOwnership(road_owner);
00895 if (ret.Failed()) return ret;
00896 }
00897 num_roadbits += CountBits(GetRoadBits(cur_tile, ROADTYPE_ROAD));
00898 }
00899
00900
00901 if (HasBit(cur_rts, ROADTYPE_TRAM)) {
00902 Owner tram_owner = GetRoadOwner(cur_tile, ROADTYPE_TRAM);
00903 if (!_settings_game.construction.road_stop_on_competitor_road && tram_owner != OWNER_NONE) {
00904 CommandCost ret = CheckOwnership(tram_owner);
00905 if (ret.Failed()) return ret;
00906 }
00907 num_roadbits += CountBits(GetRoadBits(cur_tile, ROADTYPE_TRAM));
00908 }
00909
00910
00911 rts |= cur_rts;
00912 } else {
00913 ret = DoCommand(cur_tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00914 if (ret.Failed()) return ret;
00915 cost.AddCost(ret);
00916 }
00917
00918 uint roadbits_to_build = CountBits(rts) * 2 - num_roadbits;
00919 cost.AddCost(_price[PR_BUILD_ROAD] * roadbits_to_build);
00920 }
00921 }
00922
00923 return cost;
00924 }
00925
00933 CommandCost CanExpandRailStation(const BaseStation *st, TileArea &new_ta, Axis axis)
00934 {
00935 TileArea cur_ta = st->train_station;
00936
00937
00938 int x = min(TileX(cur_ta.tile), TileX(new_ta.tile));
00939 int y = min(TileY(cur_ta.tile), TileY(new_ta.tile));
00940 new_ta.w = max(TileX(cur_ta.tile) + cur_ta.w, TileX(new_ta.tile) + new_ta.w) - x;
00941 new_ta.h = max(TileY(cur_ta.tile) + cur_ta.h, TileY(new_ta.tile) + new_ta.h) - y;
00942 new_ta.tile = TileXY(x, y);
00943
00944
00945 if (new_ta.w > _settings_game.station.station_spread || new_ta.h > _settings_game.station.station_spread) {
00946 return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
00947 }
00948
00949 return CommandCost();
00950 }
00951
00952 static inline byte *CreateSingle(byte *layout, int n)
00953 {
00954 int i = n;
00955 do *layout++ = 0; while (--i);
00956 layout[((n - 1) >> 1) - n] = 2;
00957 return layout;
00958 }
00959
00960 static inline byte *CreateMulti(byte *layout, int n, byte b)
00961 {
00962 int i = n;
00963 do *layout++ = b; while (--i);
00964 if (n > 4) {
00965 layout[0 - n] = 0;
00966 layout[n - 1 - n] = 0;
00967 }
00968 return layout;
00969 }
00970
00971 void GetStationLayout(byte *layout, int numtracks, int plat_len, const StationSpec *statspec)
00972 {
00973 if (statspec != NULL && statspec->lengths >= plat_len &&
00974 statspec->platforms[plat_len - 1] >= numtracks &&
00975 statspec->layouts[plat_len - 1][numtracks - 1]) {
00976
00977 memcpy(layout, statspec->layouts[plat_len - 1][numtracks - 1],
00978 plat_len * numtracks);
00979 return;
00980 }
00981
00982 if (plat_len == 1) {
00983 CreateSingle(layout, numtracks);
00984 } else {
00985 if (numtracks & 1) layout = CreateSingle(layout, plat_len);
00986 numtracks >>= 1;
00987
00988 while (--numtracks >= 0) {
00989 layout = CreateMulti(layout, plat_len, 4);
00990 layout = CreateMulti(layout, plat_len, 6);
00991 }
00992 }
00993 }
00994
01006 template <class T, StringID error_message>
01007 CommandCost FindJoiningBaseStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, T **st)
01008 {
01009 assert(*st == NULL);
01010 bool check_surrounding = true;
01011
01012 if (_settings_game.station.adjacent_stations) {
01013 if (existing_station != INVALID_STATION) {
01014 if (adjacent && existing_station != station_to_join) {
01015
01016
01017 return_cmd_error(error_message);
01018 } else {
01019
01020
01021 *st = T::GetIfValid(existing_station);
01022 check_surrounding = (*st == NULL);
01023 }
01024 } else {
01025
01026
01027 if (adjacent) check_surrounding = false;
01028 }
01029 }
01030
01031 if (check_surrounding) {
01032
01033 CommandCost ret = GetStationAround(ta, existing_station, st);
01034 if (ret.Failed()) return ret;
01035 }
01036
01037
01038 if (*st == NULL && station_to_join != INVALID_STATION) *st = T::GetIfValid(station_to_join);
01039
01040 return CommandCost();
01041 }
01042
01052 static CommandCost FindJoiningStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
01053 {
01054 return FindJoiningBaseStation<Station, STR_ERROR_MUST_REMOVE_RAILWAY_STATION_FIRST>(existing_station, station_to_join, adjacent, ta, st);
01055 }
01056
01066 CommandCost FindJoiningWaypoint(StationID existing_waypoint, StationID waypoint_to_join, bool adjacent, TileArea ta, Waypoint **wp)
01067 {
01068 return FindJoiningBaseStation<Waypoint, STR_ERROR_MUST_REMOVE_RAILWAYPOINT_FIRST>(existing_waypoint, waypoint_to_join, adjacent, ta, wp);
01069 }
01070
01088 CommandCost CmdBuildRailStation(TileIndex tile_org, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01089 {
01090
01091 RailType rt = Extract<RailType, 0, 4>(p1);
01092 Axis axis = Extract<Axis, 4, 1>(p1);
01093 byte numtracks = GB(p1, 8, 8);
01094 byte plat_len = GB(p1, 16, 8);
01095 bool adjacent = HasBit(p1, 24);
01096
01097 StationClassID spec_class = Extract<StationClassID, 0, 8>(p2);
01098 byte spec_index = GB(p2, 8, 8);
01099 StationID station_to_join = GB(p2, 16, 16);
01100
01101
01102 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile_org, flags);
01103 if (ret.Failed()) return ret;
01104
01105 if (!ValParamRailtype(rt)) return CMD_ERROR;
01106
01107
01108 if ((uint)spec_class >= StationClass::GetCount() || spec_class == STAT_CLASS_WAYP) return CMD_ERROR;
01109 if (spec_index >= StationClass::GetCount(spec_class)) return CMD_ERROR;
01110 if (plat_len == 0 || numtracks == 0) return CMD_ERROR;
01111
01112 int w_org, h_org;
01113 if (axis == AXIS_X) {
01114 w_org = plat_len;
01115 h_org = numtracks;
01116 } else {
01117 h_org = plat_len;
01118 w_org = numtracks;
01119 }
01120
01121 bool reuse = (station_to_join != NEW_STATION);
01122 if (!reuse) station_to_join = INVALID_STATION;
01123 bool distant_join = (station_to_join != INVALID_STATION);
01124
01125 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
01126
01127 if (h_org > _settings_game.station.station_spread || w_org > _settings_game.station.station_spread) return CMD_ERROR;
01128
01129
01130 TileArea new_location(tile_org, w_org, h_org);
01131
01132
01133 StationID est = INVALID_STATION;
01134 SmallVector<Train *, 4> affected_vehicles;
01135
01136 CommandCost cost = CheckFlatLandRailStation(TileArea(tile_org, w_org, h_org), flags, 5 << axis, &est, rt, affected_vehicles);
01137 if (cost.Failed()) return cost;
01138
01139 cost.AddCost((numtracks * _price[PR_BUILD_STATION_RAIL] + _price[PR_BUILD_STATION_RAIL_LENGTH]) * plat_len);
01140 cost.AddCost(numtracks * plat_len * RailBuildCost(rt));
01141
01142 Station *st = NULL;
01143 ret = FindJoiningStation(est, station_to_join, adjacent, new_location, &st);
01144 if (ret.Failed()) return ret;
01145
01146
01147 if (st == NULL && reuse) st = GetClosestDeletedStation(tile_org);
01148
01149 if (st != NULL) {
01150
01151 if (st->owner != _current_company) return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
01152
01153 if (st->train_station.tile != INVALID_TILE) {
01154 CommandCost ret = CanExpandRailStation(st, new_location, axis);
01155 if (ret.Failed()) return ret;
01156 }
01157
01158
01159 CommandCost ret = st->rect.BeforeAddRect(tile_org, w_org, h_org, StationRect::ADD_TEST);
01160 if (ret.Failed()) return ret;
01161 } else {
01162
01163 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
01164
01165 if (flags & DC_EXEC) {
01166 st = new Station(tile_org);
01167
01168 st->town = ClosestTownFromTile(tile_org, UINT_MAX);
01169 st->string_id = GenerateStationName(st, tile_org, STATIONNAMING_RAIL);
01170
01171 if (Company::IsValidID(_current_company)) {
01172 SetBit(st->town->have_ratings, _current_company);
01173 }
01174 }
01175 }
01176
01177
01178 const StationSpec *statspec = StationClass::Get(spec_class, spec_index);
01179 int specindex = AllocateSpecToStation(statspec, st, (flags & DC_EXEC) != 0);
01180 if (specindex == -1) return_cmd_error(STR_ERROR_TOO_MANY_STATION_SPECS);
01181
01182 if (statspec != NULL) {
01183
01184
01185
01186 if (HasBit(statspec->disallowed_platforms, numtracks - 1) || HasBit(statspec->disallowed_lengths, plat_len - 1)) {
01187 return CMD_ERROR;
01188 }
01189
01190
01191 if (HasBit(statspec->callback_mask, CBM_STATION_AVAIL) && GB(GetStationCallback(CBID_STATION_AVAILABILITY, 0, 0, statspec, NULL, INVALID_TILE), 0, 8) == 0) {
01192 return CMD_ERROR;
01193 }
01194 }
01195
01196 if (flags & DC_EXEC) {
01197 TileIndexDiff tile_delta;
01198 byte *layout_ptr;
01199 byte numtracks_orig;
01200 Track track;
01201
01202 st->train_station = new_location;
01203 st->AddFacility(FACIL_TRAIN, new_location.tile);
01204
01205 st->rect.BeforeAddRect(tile_org, w_org, h_org, StationRect::ADD_TRY);
01206
01207 if (statspec != NULL) {
01208
01209
01210 st->cached_anim_triggers |= statspec->animation.triggers;
01211 }
01212
01213 tile_delta = (axis == AXIS_X ? TileDiffXY(1, 0) : TileDiffXY(0, 1));
01214 track = AxisToTrack(axis);
01215
01216 layout_ptr = AllocaM(byte, numtracks * plat_len);
01217 GetStationLayout(layout_ptr, numtracks, plat_len, statspec);
01218
01219 numtracks_orig = numtracks;
01220
01221 do {
01222 TileIndex tile = tile_org;
01223 int w = plat_len;
01224 do {
01225 byte layout = *layout_ptr++;
01226 if (IsRailStationTile(tile) && HasStationReservation(tile)) {
01227
01228 Train *v = GetTrainForReservation(tile, AxisToTrack(GetRailStationAxis(tile)));
01229 if (v != NULL) {
01230 FreeTrainTrackReservation(v);
01231 *affected_vehicles.Append() = v;
01232 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), false);
01233 for (; v->Next() != NULL; v = v->Next()) { }
01234 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), false);
01235 }
01236 }
01237
01238
01239 DeleteAnimatedTile(tile);
01240 byte old_specindex = HasStationTileRail(tile) ? GetCustomStationSpecIndex(tile) : 0;
01241 MakeRailStation(tile, st->owner, st->index, axis, layout & ~1, rt);
01242
01243 DeallocateSpecFromStation(st, old_specindex);
01244
01245 SetCustomStationSpecIndex(tile, specindex);
01246 SetStationTileRandomBits(tile, GB(Random(), 0, 4));
01247 SetAnimationFrame(tile, 0);
01248
01249 if (statspec != NULL) {
01250
01251 uint32 platinfo = GetPlatformInfo(AXIS_X, 0, plat_len, numtracks_orig, plat_len - w, numtracks_orig - numtracks, false);
01252
01253
01254 uint16 callback = GetStationCallback(CBID_STATION_TILE_LAYOUT, platinfo, 0, statspec, NULL, tile);
01255 if (callback != CALLBACK_FAILED && callback < 8) SetStationGfx(tile, (callback & ~1) + axis);
01256
01257
01258 TriggerStationAnimation(st, tile, SAT_BUILT);
01259 }
01260
01261 tile += tile_delta;
01262 } while (--w);
01263 AddTrackToSignalBuffer(tile_org, track, _current_company);
01264 YapfNotifyTrackLayoutChange(tile_org, track);
01265 tile_org += tile_delta ^ TileDiffXY(1, 1);
01266 } while (--numtracks);
01267
01268 for (uint i = 0; i < affected_vehicles.Length(); ++i) {
01269
01270 Train *v = affected_vehicles[i];
01271 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), true);
01272 TryPathReserve(v, true, true);
01273 for (; v->Next() != NULL; v = v->Next()) { }
01274 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), true);
01275 }
01276
01277 st->MarkTilesDirty(false);
01278 st->UpdateVirtCoord();
01279 UpdateStationAcceptance(st, false);
01280 st->RecomputeIndustriesNear();
01281 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
01282 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
01283 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_TRAINS);
01284 }
01285
01286 return cost;
01287 }
01288
01289 static void MakeRailStationAreaSmaller(BaseStation *st)
01290 {
01291 TileArea ta = st->train_station;
01292
01293 restart:
01294
01295
01296 if (ta.w != 0 && ta.h != 0) {
01297
01298 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(0, i));) {
01299
01300 if (++i == ta.h) {
01301 ta.tile += TileDiffXY(1, 0);
01302 ta.w--;
01303 goto restart;
01304 }
01305 }
01306
01307
01308 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(ta.w - 1, i));) {
01309
01310 if (++i == ta.h) {
01311 ta.w--;
01312 goto restart;
01313 }
01314 }
01315
01316
01317 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(i, 0));) {
01318
01319 if (++i == ta.w) {
01320 ta.tile += TileDiffXY(0, 1);
01321 ta.h--;
01322 goto restart;
01323 }
01324 }
01325
01326
01327 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(i, ta.h - 1));) {
01328
01329 if (++i == ta.w) {
01330 ta.h--;
01331 goto restart;
01332 }
01333 }
01334 } else {
01335 ta.Clear();
01336 }
01337
01338 st->train_station = ta;
01339 }
01340
01351 template <class T>
01352 CommandCost RemoveFromRailBaseStation(TileArea ta, SmallVector<T *, 4> &affected_stations, DoCommandFlag flags, Money removal_cost, bool keep_rail)
01353 {
01354
01355 int quantity = 0;
01356 CommandCost total_cost(EXPENSES_CONSTRUCTION);
01357
01358
01359 TILE_AREA_LOOP(tile, ta) {
01360
01361 if (!HasStationTileRail(tile)) continue;
01362
01363
01364 CommandCost ret = EnsureNoVehicleOnGround(tile);
01365 if (ret.Failed()) continue;
01366
01367
01368 T *st = T::GetByTile(tile);
01369 if (st == NULL) continue;
01370
01371 if (_current_company != OWNER_WATER) {
01372 CommandCost ret = CheckOwnership(st->owner);
01373 if (ret.Failed()) continue;
01374 }
01375
01376
01377 quantity++;
01378
01379 if (keep_rail || IsStationTileBlocked(tile)) {
01380
01381
01382 total_cost.AddCost(-_price[PR_CLEAR_RAIL]);
01383 }
01384
01385 if (flags & DC_EXEC) {
01386
01387 uint specindex = GetCustomStationSpecIndex(tile);
01388 Track track = GetRailStationTrack(tile);
01389 Owner owner = GetTileOwner(tile);
01390 RailType rt = GetRailType(tile);
01391 Train *v = NULL;
01392
01393 if (HasStationReservation(tile)) {
01394 v = GetTrainForReservation(tile, track);
01395 if (v != NULL) {
01396
01397 FreeTrainTrackReservation(v);
01398 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), false);
01399 Vehicle *temp = v;
01400 for (; temp->Next() != NULL; temp = temp->Next()) { }
01401 if (IsRailStationTile(temp->tile)) SetRailStationPlatformReservation(temp->tile, TrackdirToExitdir(ReverseTrackdir(temp->GetVehicleTrackdir())), false);
01402 }
01403 }
01404
01405 bool build_rail = keep_rail && !IsStationTileBlocked(tile);
01406
01407 DoClearSquare(tile);
01408 DeleteNewGRFInspectWindow(GSF_STATIONS, tile);
01409 if (build_rail) MakeRailNormal(tile, owner, TrackToTrackBits(track), rt);
01410
01411 st->rect.AfterRemoveTile(st, tile);
01412 AddTrackToSignalBuffer(tile, track, owner);
01413 YapfNotifyTrackLayoutChange(tile, track);
01414
01415 DeallocateSpecFromStation(st, specindex);
01416
01417 affected_stations.Include(st);
01418
01419 if (v != NULL) {
01420
01421 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), true);
01422 TryPathReserve(v, true, true);
01423 for (; v->Next() != NULL; v = v->Next()) { }
01424 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), true);
01425 }
01426 }
01427 }
01428
01429 if (quantity == 0) return_cmd_error(STR_ERROR_THERE_IS_NO_STATION);
01430
01431 for (T **stp = affected_stations.Begin(); stp != affected_stations.End(); stp++) {
01432 T *st = *stp;
01433
01434
01435
01436
01437 MakeRailStationAreaSmaller(st);
01438 UpdateStationSignCoord(st);
01439
01440
01441 if (st->train_station.tile == INVALID_TILE) {
01442 st->facilities &= ~FACIL_TRAIN;
01443 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_TRAINS);
01444 st->UpdateVirtCoord();
01445 DeleteStationIfEmpty(st);
01446 }
01447 }
01448
01449 total_cost.AddCost(quantity * removal_cost);
01450 return total_cost;
01451 }
01452
01464 CommandCost CmdRemoveFromRailStation(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01465 {
01466 TileIndex end = p1 == 0 ? start : p1;
01467 if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
01468
01469 TileArea ta(start, end);
01470 SmallVector<Station *, 4> affected_stations;
01471
01472 CommandCost ret = RemoveFromRailBaseStation(ta, affected_stations, flags, _price[PR_CLEAR_STATION_RAIL], HasBit(p2, 0));
01473 if (ret.Failed()) return ret;
01474
01475
01476 for (Station **stp = affected_stations.Begin(); stp != affected_stations.End(); stp++) {
01477 Station *st = *stp;
01478
01479 if (st->train_station.tile == INVALID_TILE) SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_TRAINS);
01480 st->MarkTilesDirty(false);
01481 st->RecomputeIndustriesNear();
01482 }
01483
01484
01485 return ret;
01486 }
01487
01499 CommandCost CmdRemoveFromRailWaypoint(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01500 {
01501 TileIndex end = p1 == 0 ? start : p1;
01502 if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
01503
01504 TileArea ta(start, end);
01505 SmallVector<Waypoint *, 4> affected_stations;
01506
01507 return RemoveFromRailBaseStation(ta, affected_stations, flags, _price[PR_CLEAR_WAYPOINT_RAIL], HasBit(p2, 0));
01508 }
01509
01510
01518 template <class T>
01519 CommandCost RemoveRailStation(T *st, DoCommandFlag flags)
01520 {
01521
01522 if (_current_company != OWNER_WATER) {
01523 CommandCost ret = CheckOwnership(st->owner);
01524 if (ret.Failed()) return ret;
01525 }
01526
01527
01528 TileArea ta = st->train_station;
01529
01530 assert(ta.w != 0 && ta.h != 0);
01531
01532 CommandCost cost(EXPENSES_CONSTRUCTION);
01533
01534 TILE_AREA_LOOP(tile, ta) {
01535
01536 if (!st->TileBelongsToRailStation(tile)) continue;
01537
01538 CommandCost ret = EnsureNoVehicleOnGround(tile);
01539 if (ret.Failed()) return ret;
01540
01541 cost.AddCost(_price[PR_CLEAR_STATION_RAIL]);
01542 if (flags & DC_EXEC) {
01543
01544 Track track = GetRailStationTrack(tile);
01545 Owner owner = GetTileOwner(tile);
01546 Train *v = NULL;
01547 if (HasStationReservation(tile)) {
01548 v = GetTrainForReservation(tile, track);
01549 if (v != NULL) FreeTrainTrackReservation(v);
01550 }
01551 DoClearSquare(tile);
01552 DeleteNewGRFInspectWindow(GSF_STATIONS, tile);
01553 AddTrackToSignalBuffer(tile, track, owner);
01554 YapfNotifyTrackLayoutChange(tile, track);
01555 if (v != NULL) TryPathReserve(v, true);
01556 }
01557 }
01558
01559 if (flags & DC_EXEC) {
01560 st->rect.AfterRemoveRect(st, st->train_station);
01561
01562 st->train_station.Clear();
01563
01564 st->facilities &= ~FACIL_TRAIN;
01565
01566 free(st->speclist);
01567 st->num_specs = 0;
01568 st->speclist = NULL;
01569 st->cached_anim_triggers = 0;
01570
01571 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_TRAINS);
01572 st->UpdateVirtCoord();
01573 DeleteStationIfEmpty(st);
01574 }
01575
01576 return cost;
01577 }
01578
01585 static CommandCost RemoveRailStation(TileIndex tile, DoCommandFlag flags)
01586 {
01587
01588 if (_current_company == OWNER_WATER) {
01589 return DoCommand(tile, 0, 0, DC_EXEC, CMD_REMOVE_FROM_RAIL_STATION);
01590 }
01591
01592 Station *st = Station::GetByTile(tile);
01593 CommandCost cost = RemoveRailStation(st, flags);
01594
01595 if (flags & DC_EXEC) st->RecomputeIndustriesNear();
01596
01597 return cost;
01598 }
01599
01606 static CommandCost RemoveRailWaypoint(TileIndex tile, DoCommandFlag flags)
01607 {
01608
01609 if (_current_company == OWNER_WATER) {
01610 return DoCommand(tile, 0, 0, DC_EXEC, CMD_REMOVE_FROM_RAIL_WAYPOINT);
01611 }
01612
01613 return RemoveRailStation(Waypoint::GetByTile(tile), flags);
01614 }
01615
01616
01622 static RoadStop **FindRoadStopSpot(bool truck_station, Station *st)
01623 {
01624 RoadStop **primary_stop = (truck_station) ? &st->truck_stops : &st->bus_stops;
01625
01626 if (*primary_stop == NULL) {
01627
01628 return primary_stop;
01629 } else {
01630
01631 RoadStop *stop = *primary_stop;
01632 while (stop->next != NULL) stop = stop->next;
01633 return &stop->next;
01634 }
01635 }
01636
01637 static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags);
01638
01648 static CommandCost FindJoiningRoadStop(StationID existing_stop, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
01649 {
01650 return FindJoiningBaseStation<Station, STR_ERROR_MUST_REMOVE_ROAD_STOP_FIRST>(existing_stop, station_to_join, adjacent, ta, st);
01651 }
01652
01668 CommandCost CmdBuildRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01669 {
01670 bool type = HasBit(p2, 0);
01671 bool is_drive_through = HasBit(p2, 1);
01672 RoadTypes rts = Extract<RoadTypes, 2, 2>(p2);
01673 StationID station_to_join = GB(p2, 16, 16);
01674 bool reuse = (station_to_join != NEW_STATION);
01675 if (!reuse) station_to_join = INVALID_STATION;
01676 bool distant_join = (station_to_join != INVALID_STATION);
01677
01678 uint8 width = (uint8)GB(p1, 0, 8);
01679 uint8 lenght = (uint8)GB(p1, 8, 8);
01680
01681
01682 if (width > _settings_game.station.station_spread || lenght > _settings_game.station.station_spread) return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
01683
01684 if (width == 0 || lenght == 0) return CMD_ERROR;
01685
01686 if (!IsValidTile(tile) || TileAddWrap(tile, width - 1, lenght - 1) == INVALID_TILE) return CMD_ERROR;
01687
01688 TileArea roadstop_area(tile, width, lenght);
01689
01690 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
01691
01692 if (!HasExactlyOneBit(rts) || !HasRoadTypesAvail(_current_company, rts)) return CMD_ERROR;
01693
01694
01695 if (!is_drive_through && HasBit(rts, ROADTYPE_TRAM)) return CMD_ERROR;
01696
01697 DiagDirection ddir = Extract<DiagDirection, 6, 2>(p2);
01698
01699
01700 if (!IsValidDiagDirection(ddir)) return CMD_ERROR;
01701
01702 if (is_drive_through && !IsValidAxis((Axis)ddir)) return CMD_ERROR;
01703
01704 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
01705 if (ret.Failed()) return ret;
01706
01707
01708 CommandCost cost(EXPENSES_CONSTRUCTION, roadstop_area.w * roadstop_area.h * _price[type ? PR_BUILD_STATION_TRUCK : PR_BUILD_STATION_BUS]);
01709 StationID est = INVALID_STATION;
01710 ret = CheckFlatLandRoadStop(roadstop_area, flags, is_drive_through ? 5 << ddir : 1 << ddir, is_drive_through, type, DiagDirToAxis(ddir), &est, rts);
01711 if (ret.Failed()) return ret;
01712 cost.AddCost(ret);
01713
01714 Station *st = NULL;
01715 ret = FindJoiningRoadStop(est, station_to_join, HasBit(p2, 5), roadstop_area, &st);
01716 if (ret.Failed()) return ret;
01717
01718
01719 if (st == NULL && reuse) st = GetClosestDeletedStation(tile);
01720
01721
01722 if (!RoadStop::CanAllocateItem(roadstop_area.w * roadstop_area.h)) return_cmd_error(type ? STR_ERROR_TOO_MANY_TRUCK_STOPS : STR_ERROR_TOO_MANY_BUS_STOPS);
01723
01724 if (st != NULL) {
01725 if (st->owner != _current_company) {
01726 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
01727 }
01728
01729 CommandCost ret = st->rect.BeforeAddRect(roadstop_area.tile, roadstop_area.w, roadstop_area.h, StationRect::ADD_TEST);
01730 if (ret.Failed()) return ret;
01731 } else {
01732
01733 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
01734
01735 if (flags & DC_EXEC) {
01736 st = new Station(tile);
01737
01738 st->town = ClosestTownFromTile(tile, UINT_MAX);
01739 st->string_id = GenerateStationName(st, tile, STATIONNAMING_ROAD);
01740
01741 if (Company::IsValidID(_current_company)) {
01742 SetBit(st->town->have_ratings, _current_company);
01743 }
01744 }
01745 }
01746
01747 if (flags & DC_EXEC) {
01748
01749 TILE_AREA_LOOP(cur_tile, roadstop_area) {
01750 RoadTypes cur_rts = GetRoadTypes(cur_tile);
01751 Owner road_owner = HasBit(cur_rts, ROADTYPE_ROAD) ? GetRoadOwner(cur_tile, ROADTYPE_ROAD) : _current_company;
01752 Owner tram_owner = HasBit(cur_rts, ROADTYPE_TRAM) ? GetRoadOwner(cur_tile, ROADTYPE_TRAM) : _current_company;
01753
01754 if (IsTileType(cur_tile, MP_STATION) && IsRoadStop(cur_tile)) {
01755 RemoveRoadStop(cur_tile, flags);
01756 }
01757
01758 RoadStop *road_stop = new RoadStop(cur_tile);
01759
01760 RoadStop **currstop = FindRoadStopSpot(type, st);
01761 *currstop = road_stop;
01762
01763 if (type) {
01764 st->truck_station.Add(cur_tile);
01765 } else {
01766 st->bus_station.Add(cur_tile);
01767 }
01768
01769
01770 st->AddFacility((type) ? FACIL_TRUCK_STOP : FACIL_BUS_STOP, cur_tile);
01771
01772 st->rect.BeforeAddTile(cur_tile, StationRect::ADD_TRY);
01773
01774 RoadStopType rs_type = type ? ROADSTOP_TRUCK : ROADSTOP_BUS;
01775 if (is_drive_through) {
01776 MakeDriveThroughRoadStop(cur_tile, st->owner, road_owner, tram_owner, st->index, rs_type, rts | cur_rts, DiagDirToAxis(ddir));
01777 road_stop->MakeDriveThrough();
01778 } else {
01779 MakeRoadStop(cur_tile, st->owner, st->index, rs_type, rts, ddir);
01780 }
01781
01782 MarkTileDirtyByTile(cur_tile);
01783 }
01784 }
01785
01786 if (st != NULL) {
01787 st->UpdateVirtCoord();
01788 UpdateStationAcceptance(st, false);
01789 st->RecomputeIndustriesNear();
01790 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
01791 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
01792 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_ROADVEHS);
01793 }
01794 return cost;
01795 }
01796
01797
01798 static Vehicle *ClearRoadStopStatusEnum(Vehicle *v, void *)
01799 {
01800 if (v->type == VEH_ROAD) {
01801
01802
01803
01804
01805
01806
01807 RoadVehicle *rv = RoadVehicle::From(v);
01808 if (HasBit(rv->state, RVS_IN_DT_ROAD_STOP)) rv->state &= RVSB_ROAD_STOP_TRACKDIR_MASK;
01809 }
01810
01811 return NULL;
01812 }
01813
01814
01821 static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags)
01822 {
01823 Station *st = Station::GetByTile(tile);
01824
01825 if (_current_company != OWNER_WATER) {
01826 CommandCost ret = CheckOwnership(st->owner);
01827 if (ret.Failed()) return ret;
01828 }
01829
01830 bool is_truck = IsTruckStop(tile);
01831
01832 RoadStop **primary_stop;
01833 RoadStop *cur_stop;
01834 if (is_truck) {
01835 primary_stop = &st->truck_stops;
01836 cur_stop = RoadStop::GetByTile(tile, ROADSTOP_TRUCK);
01837 } else {
01838 primary_stop = &st->bus_stops;
01839 cur_stop = RoadStop::GetByTile(tile, ROADSTOP_BUS);
01840 }
01841
01842 assert(cur_stop != NULL);
01843
01844
01845 if (IsDriveThroughStopTile(tile) && (flags & DC_BANKRUPT)) {
01846
01847 if (flags & DC_EXEC) FindVehicleOnPos(tile, NULL, &ClearRoadStopStatusEnum);
01848 } else {
01849 CommandCost ret = EnsureNoVehicleOnGround(tile);
01850 if (ret.Failed()) return ret;
01851 }
01852
01853 if (flags & DC_EXEC) {
01854 if (*primary_stop == cur_stop) {
01855
01856 *primary_stop = cur_stop->next;
01857
01858 if (*primary_stop == NULL) {
01859 st->facilities &= (is_truck ? ~FACIL_TRUCK_STOP : ~FACIL_BUS_STOP);
01860 }
01861 } else {
01862
01863 RoadStop *pred = *primary_stop;
01864 while (pred->next != cur_stop) pred = pred->next;
01865 pred->next = cur_stop->next;
01866 }
01867
01868 if (IsDriveThroughStopTile(tile)) {
01869
01870 cur_stop->ClearDriveThrough();
01871 } else {
01872 DoClearSquare(tile);
01873 }
01874
01875 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_ROADVEHS);
01876 delete cur_stop;
01877
01878
01879 RoadVehicle *v;
01880 FOR_ALL_ROADVEHICLES(v) {
01881 if (v->First() == v && v->current_order.IsType(OT_GOTO_STATION) &&
01882 v->dest_tile == tile) {
01883 v->dest_tile = v->GetOrderStationLocation(st->index);
01884 }
01885 }
01886
01887 st->rect.AfterRemoveTile(st, tile);
01888
01889 st->UpdateVirtCoord();
01890 st->RecomputeIndustriesNear();
01891 DeleteStationIfEmpty(st);
01892
01893
01894 if (is_truck) {
01895 st->truck_station.Clear();
01896 for (const RoadStop *rs = st->truck_stops; rs != NULL; rs = rs->next) st->truck_station.Add(rs->xy);
01897 } else {
01898 st->bus_station.Clear();
01899 for (const RoadStop *rs = st->bus_stops; rs != NULL; rs = rs->next) st->bus_station.Add(rs->xy);
01900 }
01901 }
01902
01903 return CommandCost(EXPENSES_CONSTRUCTION, _price[is_truck ? PR_CLEAR_STATION_TRUCK : PR_CLEAR_STATION_BUS]);
01904 }
01905
01916 CommandCost CmdRemoveRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01917 {
01918 uint8 width = (uint8)GB(p1, 0, 8);
01919 uint8 height = (uint8)GB(p1, 8, 8);
01920
01921
01922 if (width == 0 || height == 0) return CMD_ERROR;
01923
01924 if (!IsValidTile(tile) || TileAddWrap(tile, width - 1, height - 1) == INVALID_TILE) return CMD_ERROR;
01925
01926 TileArea roadstop_area(tile, width, height);
01927
01928 int quantity = 0;
01929 CommandCost cost(EXPENSES_CONSTRUCTION);
01930 TILE_AREA_LOOP(cur_tile, roadstop_area) {
01931
01932 if (!IsTileType(cur_tile, MP_STATION) || !IsRoadStop(cur_tile) || (uint32)GetRoadStopType(cur_tile) != GB(p2, 0, 1)) continue;
01933
01934
01935 bool is_drive_through = IsDriveThroughStopTile(cur_tile);
01936 RoadTypes rts = GetRoadTypes(cur_tile);
01937 RoadBits road_bits = IsDriveThroughStopTile(cur_tile) ?
01938 ((GetRoadStopDir(cur_tile) == DIAGDIR_NE) ? ROAD_X : ROAD_Y) :
01939 DiagDirToRoadBits(GetRoadStopDir(cur_tile));
01940
01941 Owner road_owner = GetRoadOwner(cur_tile, ROADTYPE_ROAD);
01942 Owner tram_owner = GetRoadOwner(cur_tile, ROADTYPE_TRAM);
01943 CommandCost ret = RemoveRoadStop(cur_tile, flags);
01944 if (ret.Failed()) return ret;
01945 cost.AddCost(ret);
01946
01947 quantity++;
01948
01949 if ((flags & DC_EXEC) && is_drive_through) {
01950 MakeRoadNormal(cur_tile, road_bits, rts, ClosestTownFromTile(cur_tile, UINT_MAX)->index,
01951 road_owner, tram_owner);
01952 }
01953 }
01954
01955 if (quantity == 0) return_cmd_error(STR_ERROR_THERE_IS_NO_STATION);
01956
01957 return cost;
01958 }
01959
01967 static uint GetMinimalAirportDistanceToTile(const AirportSpec *as, TileIndex town_tile, TileIndex airport_tile)
01968 {
01969 uint ttx = TileX(town_tile);
01970 uint tty = TileY(town_tile);
01971
01972 uint atx = TileX(airport_tile);
01973 uint aty = TileY(airport_tile);
01974
01975 uint btx = TileX(airport_tile) + as->size_x - 1;
01976 uint bty = TileY(airport_tile) + as->size_y - 1;
01977
01978
01979
01980
01981 uint dx = ttx < atx ? atx - ttx : (ttx <= btx ? 0 : ttx - btx);
01982 uint dy = tty < aty ? aty - tty : (tty <= bty ? 0 : tty - bty);
01983
01984 return dx + dy;
01985 }
01986
01996 uint8 GetAirportNoiseLevelForTown(const AirportSpec *as, TileIndex town_tile, TileIndex tile)
01997 {
01998
01999
02000 if (as->noise_level < 2) return as->noise_level;
02001
02002 uint distance = GetMinimalAirportDistanceToTile(as, town_tile, tile);
02003
02004
02005
02006
02007
02008 uint8 town_tolerance_distance = 8 + (_settings_game.difficulty.town_council_tolerance * 4);
02009
02010
02011
02012 uint noise_reduction = distance / town_tolerance_distance;
02013
02014
02015
02016 return noise_reduction >= as->noise_level ? 1 : as->noise_level - noise_reduction;
02017 }
02018
02026 Town *AirportGetNearestTown(const AirportSpec *as, TileIndex airport_tile)
02027 {
02028 Town *t, *nearest = NULL;
02029 uint add = as->size_x + as->size_y - 2;
02030 uint mindist = UINT_MAX - add;
02031 FOR_ALL_TOWNS(t) {
02032 if (DistanceManhattan(t->xy, airport_tile) < mindist + add) {
02033 uint dist = GetMinimalAirportDistanceToTile(as, t->xy, airport_tile);
02034 if (dist < mindist) {
02035 nearest = t;
02036 mindist = dist;
02037 }
02038 }
02039 }
02040
02041 return nearest;
02042 }
02043
02044
02046 void UpdateAirportsNoise()
02047 {
02048 Town *t;
02049 const Station *st;
02050
02051 FOR_ALL_TOWNS(t) t->noise_reached = 0;
02052
02053 FOR_ALL_STATIONS(st) {
02054 if (st->airport.tile != INVALID_TILE) {
02055 const AirportSpec *as = st->airport.GetSpec();
02056 Town *nearest = AirportGetNearestTown(as, st->airport.tile);
02057 nearest->noise_reached += GetAirportNoiseLevelForTown(as, nearest->xy, st->airport.tile);
02058 }
02059 }
02060 }
02061
02075 CommandCost CmdBuildAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
02076 {
02077 StationID station_to_join = GB(p2, 16, 16);
02078 bool reuse = (station_to_join != NEW_STATION);
02079 if (!reuse) station_to_join = INVALID_STATION;
02080 bool distant_join = (station_to_join != INVALID_STATION);
02081 byte airport_type = GB(p1, 0, 8);
02082 byte layout = GB(p1, 8, 8);
02083
02084 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
02085
02086 if (airport_type >= NUM_AIRPORTS) return CMD_ERROR;
02087
02088 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
02089 if (ret.Failed()) return ret;
02090
02091
02092 const AirportSpec *as = AirportSpec::Get(airport_type);
02093 if (!as->IsAvailable() || layout >= as->num_table) return CMD_ERROR;
02094
02095 Direction rotation = as->rotation[layout];
02096 Town *t = ClosestTownFromTile(tile, UINT_MAX);
02097 int w = as->size_x;
02098 int h = as->size_y;
02099 if (rotation == DIR_E || rotation == DIR_W) Swap(w, h);
02100
02101 if (w > _settings_game.station.station_spread || h > _settings_game.station.station_spread) {
02102 return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
02103 }
02104
02105 CommandCost cost = CheckFlatLand(TileArea(tile, w, h), flags);
02106 if (cost.Failed()) return cost;
02107
02108
02109 Town *nearest = AirportGetNearestTown(as, tile);
02110 uint newnoise_level = GetAirportNoiseLevelForTown(as, nearest->xy, tile);
02111
02112
02113 StringID authority_refuse_message = STR_NULL;
02114
02115 if (_settings_game.economy.station_noise_level) {
02116
02117 if ((nearest->noise_reached + newnoise_level) > nearest->MaxTownNoise()) {
02118 authority_refuse_message = STR_ERROR_LOCAL_AUTHORITY_REFUSES_NOISE;
02119 }
02120 } else {
02121 uint num = 0;
02122 const Station *st;
02123 FOR_ALL_STATIONS(st) {
02124 if (st->town == t && (st->facilities & FACIL_AIRPORT) && st->airport.type != AT_OILRIG) num++;
02125 }
02126 if (num >= 2) {
02127 authority_refuse_message = STR_ERROR_LOCAL_AUTHORITY_REFUSES_AIRPORT;
02128 }
02129 }
02130
02131 if (authority_refuse_message != STR_NULL) {
02132 SetDParam(0, t->index);
02133 return_cmd_error(authority_refuse_message);
02134 }
02135
02136 Station *st = NULL;
02137 ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p2, 0), TileArea(tile, w, h), &st);
02138 if (ret.Failed()) return ret;
02139
02140
02141 if (st == NULL && distant_join) st = Station::GetIfValid(station_to_join);
02142
02143
02144 if (st == NULL && reuse) st = GetClosestDeletedStation(tile);
02145
02146 if (st != NULL) {
02147 if (st->owner != _current_company) {
02148 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
02149 }
02150
02151 CommandCost ret = st->rect.BeforeAddRect(tile, w, h, StationRect::ADD_TEST);
02152 if (ret.Failed()) return ret;
02153
02154 if (st->airport.tile != INVALID_TILE) {
02155 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_AIRPORT);
02156 }
02157 } else {
02158
02159 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
02160
02161 if (flags & DC_EXEC) {
02162 st = new Station(tile);
02163
02164 st->town = t;
02165 st->string_id = GenerateStationName(st, tile, !(GetAirport(airport_type)->flags & AirportFTAClass::AIRPLANES) ? STATIONNAMING_HELIPORT : STATIONNAMING_AIRPORT);
02166
02167 if (Company::IsValidID(_current_company)) {
02168 SetBit(st->town->have_ratings, _current_company);
02169 }
02170 }
02171 }
02172
02173 const AirportTileTable *it = as->table[layout];
02174 do {
02175 cost.AddCost(_price[PR_BUILD_STATION_AIRPORT]);
02176 } while ((++it)->ti.x != -0x80);
02177
02178 if (flags & DC_EXEC) {
02179
02180 nearest->noise_reached += newnoise_level;
02181
02182 st->AddFacility(FACIL_AIRPORT, tile);
02183 st->airport.type = airport_type;
02184 st->airport.layout = layout;
02185 st->airport.flags = 0;
02186 st->airport.rotation = rotation;
02187 st->airport.psa.ResetToZero();
02188
02189 st->rect.BeforeAddRect(tile, w, h, StationRect::ADD_TRY);
02190
02191 it = as->table[layout];
02192 do {
02193 TileIndex cur_tile = tile + ToTileIndexDiff(it->ti);
02194 MakeAirport(cur_tile, st->owner, st->index, it->gfx, WATER_CLASS_INVALID);
02195 SetStationTileRandomBits(cur_tile, GB(Random(), 0, 4));
02196 st->airport.Add(cur_tile);
02197
02198 if (AirportTileSpec::Get(GetTranslatedAirportTileID(it->gfx))->animation.status != ANIM_STATUS_NO_ANIMATION) AddAnimatedTile(cur_tile);
02199 } while ((++it)->ti.x != -0x80);
02200
02201
02202 it = as->table[layout];
02203 do {
02204 TileIndex cur_tile = tile + ToTileIndexDiff(it->ti);
02205 AirportTileAnimationTrigger(st, cur_tile, AAT_BUILT);
02206 } while ((++it)->ti.x != -0x80);
02207
02208 UpdateAirplanesOnNewStation(st);
02209
02210 st->UpdateVirtCoord();
02211 UpdateStationAcceptance(st, false);
02212 st->RecomputeIndustriesNear();
02213 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
02214 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
02215 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_PLANES);
02216
02217 if (_settings_game.economy.station_noise_level) {
02218 SetWindowDirty(WC_TOWN_VIEW, st->town->index);
02219 }
02220 }
02221
02222 return cost;
02223 }
02224
02231 static CommandCost RemoveAirport(TileIndex tile, DoCommandFlag flags)
02232 {
02233 Station *st = Station::GetByTile(tile);
02234
02235 if (_current_company != OWNER_WATER) {
02236 CommandCost ret = CheckOwnership(st->owner);
02237 if (ret.Failed()) return ret;
02238 }
02239
02240 tile = st->airport.tile;
02241
02242 CommandCost cost(EXPENSES_CONSTRUCTION);
02243
02244 const Aircraft *a;
02245 FOR_ALL_AIRCRAFT(a) {
02246 if (!a->IsNormalAircraft()) continue;
02247 if (a->targetairport == st->index && a->state != FLYING) return CMD_ERROR;
02248 }
02249
02250 TILE_AREA_LOOP(tile_cur, st->airport) {
02251 if (!st->TileBelongsToAirport(tile_cur)) continue;
02252
02253 CommandCost ret = EnsureNoVehicleOnGround(tile_cur);
02254 if (ret.Failed()) return ret;
02255
02256 cost.AddCost(_price[PR_CLEAR_STATION_AIRPORT]);
02257
02258 if (flags & DC_EXEC) {
02259 if (IsHangarTile(tile_cur)) OrderBackup::Reset(tile_cur, false);
02260 DeleteAnimatedTile(tile_cur);
02261 DoClearSquare(tile_cur);
02262 DeleteNewGRFInspectWindow(GSF_AIRPORTTILES, tile_cur);
02263 }
02264 }
02265
02266 if (flags & DC_EXEC) {
02267 const AirportSpec *as = st->airport.GetSpec();
02268 for (uint i = 0; i < st->airport.GetNumHangars(); ++i) {
02269 DeleteWindowById(
02270 WC_VEHICLE_DEPOT, st->airport.GetHangarTile(i)
02271 );
02272 }
02273
02274
02275
02276
02277 Town *nearest = AirportGetNearestTown(as, tile);
02278 nearest->noise_reached -= GetAirportNoiseLevelForTown(as, nearest->xy, tile);
02279
02280 st->rect.AfterRemoveRect(st, st->airport);
02281
02282 st->airport.Clear();
02283 st->facilities &= ~FACIL_AIRPORT;
02284 st->airport.psa.ResetToZero();
02285
02286 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_PLANES);
02287
02288 if (_settings_game.economy.station_noise_level) {
02289 SetWindowDirty(WC_TOWN_VIEW, st->town->index);
02290 }
02291
02292 st->UpdateVirtCoord();
02293 st->RecomputeIndustriesNear();
02294 DeleteStationIfEmpty(st);
02295 DeleteNewGRFInspectWindow(GSF_AIRPORTS, st->index);
02296 }
02297
02298 return cost;
02299 }
02300
02307 bool HasStationInUse(StationID station, bool include_company, CompanyID company)
02308 {
02309 const Vehicle *v;
02310 FOR_ALL_VEHICLES(v) {
02311 if ((v->owner == company) == include_company) {
02312 const Order *order;
02313 FOR_VEHICLE_ORDERS(v, order) {
02314 if ((order->IsType(OT_GOTO_STATION) || order->IsType(OT_GOTO_WAYPOINT)) && order->GetDestination() == station) {
02315 return true;
02316 }
02317 }
02318 }
02319 }
02320 return false;
02321 }
02322
02323 static const TileIndexDiffC _dock_tileoffs_chkaround[] = {
02324 {-1, 0},
02325 { 0, 0},
02326 { 0, 0},
02327 { 0, -1}
02328 };
02329 static const byte _dock_w_chk[4] = { 2, 1, 2, 1 };
02330 static const byte _dock_h_chk[4] = { 1, 2, 1, 2 };
02331
02341 CommandCost CmdBuildDock(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
02342 {
02343 StationID station_to_join = GB(p2, 16, 16);
02344 bool reuse = (station_to_join != NEW_STATION);
02345 if (!reuse) station_to_join = INVALID_STATION;
02346 bool distant_join = (station_to_join != INVALID_STATION);
02347
02348 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
02349
02350 DiagDirection direction = GetInclinedSlopeDirection(GetTileSlope(tile, NULL));
02351 if (direction == INVALID_DIAGDIR) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02352 direction = ReverseDiagDir(direction);
02353
02354
02355 if (HasTileWaterGround(tile)) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02356
02357 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
02358 if (ret.Failed()) return ret;
02359
02360 if (MayHaveBridgeAbove(tile) && IsBridgeAbove(tile)) return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
02361
02362 ret = DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
02363 if (ret.Failed()) return ret;
02364
02365 TileIndex tile_cur = tile + TileOffsByDiagDir(direction);
02366
02367 if (!IsTileType(tile_cur, MP_WATER) || GetTileSlope(tile_cur, NULL) != SLOPE_FLAT) {
02368 return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02369 }
02370
02371 if (MayHaveBridgeAbove(tile_cur) && IsBridgeAbove(tile_cur)) return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
02372
02373
02374 WaterClass wc = GetWaterClass(tile_cur);
02375
02376 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
02377 if (ret.Failed()) return ret;
02378
02379 tile_cur += TileOffsByDiagDir(direction);
02380 if (!IsTileType(tile_cur, MP_WATER) || GetTileSlope(tile_cur, NULL) != SLOPE_FLAT) {
02381 return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02382 }
02383
02384
02385 Station *st = NULL;
02386 ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p1, 0),
02387 TileArea(tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
02388 _dock_w_chk[direction], _dock_h_chk[direction]), &st);
02389 if (ret.Failed()) return ret;
02390
02391
02392 if (st == NULL && distant_join) st = Station::GetIfValid(station_to_join);
02393
02394
02395 if (st == NULL && reuse) st = GetClosestDeletedStation(tile);
02396
02397 if (st != NULL) {
02398 if (st->owner != _current_company) {
02399 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
02400 }
02401
02402 CommandCost ret = st->rect.BeforeAddRect(
02403 tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
02404 _dock_w_chk[direction], _dock_h_chk[direction], StationRect::ADD_TEST);
02405 if (ret.Failed()) return ret;
02406
02407 if (st->dock_tile != INVALID_TILE) return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_DOCK);
02408 } else {
02409
02410 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
02411
02412 if (flags & DC_EXEC) {
02413 st = new Station(tile);
02414
02415 st->town = ClosestTownFromTile(tile, UINT_MAX);
02416 st->string_id = GenerateStationName(st, tile, STATIONNAMING_DOCK);
02417
02418 if (Company::IsValidID(_current_company)) {
02419 SetBit(st->town->have_ratings, _current_company);
02420 }
02421 }
02422 }
02423
02424 if (flags & DC_EXEC) {
02425 st->dock_tile = tile;
02426 st->AddFacility(FACIL_DOCK, tile);
02427
02428 st->rect.BeforeAddRect(
02429 tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
02430 _dock_w_chk[direction], _dock_h_chk[direction], StationRect::ADD_TRY);
02431
02432 MakeDock(tile, st->owner, st->index, direction, wc);
02433
02434 st->UpdateVirtCoord();
02435 UpdateStationAcceptance(st, false);
02436 st->RecomputeIndustriesNear();
02437 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
02438 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
02439 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_SHIPS);
02440 }
02441
02442 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_STATION_DOCK]);
02443 }
02444
02451 static CommandCost RemoveDock(TileIndex tile, DoCommandFlag flags)
02452 {
02453 Station *st = Station::GetByTile(tile);
02454 CommandCost ret = CheckOwnership(st->owner);
02455 if (ret.Failed()) return ret;
02456
02457 TileIndex tile1 = st->dock_tile;
02458 TileIndex tile2 = tile1 + TileOffsByDiagDir(GetDockDirection(tile1));
02459
02460 ret = EnsureNoVehicleOnGround(tile1);
02461 if (ret.Succeeded()) ret = EnsureNoVehicleOnGround(tile2);
02462 if (ret.Failed()) return ret;
02463
02464 if (flags & DC_EXEC) {
02465 DoClearSquare(tile1);
02466 MarkTileDirtyByTile(tile1);
02467 MakeWaterKeepingClass(tile2, st->owner);
02468
02469 st->rect.AfterRemoveTile(st, tile1);
02470 st->rect.AfterRemoveTile(st, tile2);
02471
02472 st->dock_tile = INVALID_TILE;
02473 st->facilities &= ~FACIL_DOCK;
02474
02475 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_SHIPS);
02476 st->UpdateVirtCoord();
02477 st->RecomputeIndustriesNear();
02478 DeleteStationIfEmpty(st);
02479 }
02480
02481 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_CLEAR_STATION_DOCK]);
02482 }
02483
02484 #include "table/station_land.h"
02485
02486 const DrawTileSprites *GetStationTileLayout(StationType st, byte gfx)
02487 {
02488 return &_station_display_datas[st][gfx];
02489 }
02490
02491 static void DrawTile_Station(TileInfo *ti)
02492 {
02493 const DrawTileSprites *t = NULL;
02494 RoadTypes roadtypes;
02495 int32 total_offset;
02496 int32 custom_ground_offset;
02497 const RailtypeInfo *rti = NULL;
02498 uint32 relocation = 0;
02499 const BaseStation *st = NULL;
02500 const StationSpec *statspec = NULL;
02501
02502 if (HasStationRail(ti->tile)) {
02503 rti = GetRailTypeInfo(GetRailType(ti->tile));
02504 roadtypes = ROADTYPES_NONE;
02505 total_offset = rti->GetRailtypeSpriteOffset();
02506 custom_ground_offset = rti->fallback_railtype;
02507
02508 if (IsCustomStationSpecIndex(ti->tile)) {
02509
02510 st = BaseStation::GetByTile(ti->tile);
02511 statspec = st->speclist[GetCustomStationSpecIndex(ti->tile)].spec;
02512
02513 if (statspec != NULL) {
02514 uint tile = GetStationGfx(ti->tile);
02515
02516 relocation = GetCustomStationRelocation(statspec, st, ti->tile);
02517
02518 if (HasBit(statspec->callback_mask, CBM_STATION_SPRITE_LAYOUT)) {
02519 uint16 callback = GetStationCallback(CBID_STATION_SPRITE_LAYOUT, 0, 0, statspec, st, ti->tile);
02520 if (callback != CALLBACK_FAILED) tile = (callback & ~1) + GetRailStationAxis(ti->tile);
02521 }
02522
02523
02524 if (statspec->renderdata != NULL) {
02525 t = &statspec->renderdata[tile < statspec->tiles ? tile : (uint)GetRailStationAxis(ti->tile)];
02526 }
02527 }
02528 }
02529 } else {
02530 roadtypes = IsRoadStop(ti->tile) ? GetRoadTypes(ti->tile) : ROADTYPES_NONE;
02531 total_offset = 0;
02532 custom_ground_offset = 0;
02533 }
02534
02535 if (IsAirport(ti->tile)) {
02536 StationGfx gfx = GetAirportGfx(ti->tile);
02537 if (gfx >= NEW_AIRPORTTILE_OFFSET) {
02538 const AirportTileSpec *ats = AirportTileSpec::Get(gfx);
02539 if (ats->grf_prop.spritegroup[0] != NULL && DrawNewAirportTile(ti, Station::GetByTile(ti->tile), gfx, ats)) {
02540 return;
02541 }
02542
02543
02544 assert(ats->grf_prop.subst_id != INVALID_AIRPORTTILE);
02545 gfx = ats->grf_prop.subst_id;
02546 }
02547 switch (gfx) {
02548 case APT_RADAR_GRASS_FENCE_SW:
02549 t = &_station_display_datas_airport_radar_grass_fence_sw[GetAnimationFrame(ti->tile)];
02550 break;
02551 case APT_GRASS_FENCE_NE_FLAG:
02552 t = &_station_display_datas_airport_flag_grass_fence_ne[GetAnimationFrame(ti->tile)];
02553 break;
02554 case APT_RADAR_FENCE_SW:
02555 t = &_station_display_datas_airport_radar_fence_sw[GetAnimationFrame(ti->tile)];
02556 break;
02557 case APT_RADAR_FENCE_NE:
02558 t = &_station_display_datas_airport_radar_fence_ne[GetAnimationFrame(ti->tile)];
02559 break;
02560 case APT_GRASS_FENCE_NE_FLAG_2:
02561 t = &_station_display_datas_airport_flag_grass_fence_ne_2[GetAnimationFrame(ti->tile)];
02562 break;
02563 }
02564 }
02565
02566 Owner owner = GetTileOwner(ti->tile);
02567
02568 PaletteID palette;
02569 if (Company::IsValidID(owner)) {
02570 palette = COMPANY_SPRITE_COLOUR(owner);
02571 } else {
02572
02573 palette = PALETTE_TO_GREY;
02574 }
02575
02576 if (t == NULL || t->seq == NULL) t = GetStationTileLayout(GetStationType(ti->tile), GetStationGfx(ti->tile));
02577
02578
02579 if (ti->tileh != SLOPE_FLAT && !IsDock(ti->tile)) {
02580 if (statspec != NULL && HasBit(statspec->flags, SSF_CUSTOM_FOUNDATIONS)) {
02581
02582 SpriteID image = GetCustomStationFoundationRelocation(statspec, st, ti->tile);
02583
02584 if (HasBit(statspec->flags, SSF_EXTENDED_FOUNDATIONS)) {
02585
02586
02587 static const uint8 foundation_parts[] = {
02588 0, 0, 0, 0,
02589 0, 1, 2, 3,
02590 0, 4, 5, 6,
02591 7, 8, 9
02592 };
02593
02594 AddSortableSpriteToDraw(image + foundation_parts[ti->tileh], PAL_NONE, ti->x, ti->y, 16, 16, 7, ti->z);
02595 } else {
02596
02597
02598
02599
02600 static const uint8 composite_foundation_parts[] = {
02601
02602 0x00, 0xD1, 0xE4, 0xE0,
02603
02604 0xCA, 0xC9, 0xC4, 0xC0,
02605
02606 0xD2, 0x91, 0xE4, 0xA0,
02607
02608 0x4A, 0x09, 0x44
02609 };
02610
02611 uint8 parts = composite_foundation_parts[ti->tileh];
02612
02613
02614
02615 uint z;
02616 Slope slope = GetFoundationSlope(ti->tile, &z);
02617 if (!HasFoundationNW(ti->tile, slope, z)) ClrBit(parts, 6);
02618 if (!HasFoundationNE(ti->tile, slope, z)) ClrBit(parts, 7);
02619
02620 if (parts == 0) {
02621
02622
02623
02624 goto draw_default_foundation;
02625 }
02626
02627 StartSpriteCombine();
02628 for (int i = 0; i < 8; i++) {
02629 if (HasBit(parts, i)) {
02630 AddSortableSpriteToDraw(image + i, PAL_NONE, ti->x, ti->y, 16, 16, 7, ti->z);
02631 }
02632 }
02633 EndSpriteCombine();
02634 }
02635
02636 OffsetGroundSprite(31, 1);
02637 ti->z += ApplyFoundationToSlope(FOUNDATION_LEVELED, &ti->tileh);
02638 } else {
02639 draw_default_foundation:
02640 DrawFoundation(ti, FOUNDATION_LEVELED);
02641 }
02642 }
02643
02644 if (IsBuoy(ti->tile) || IsDock(ti->tile) || (IsOilRig(ti->tile) && IsTileOnWater(ti->tile))) {
02645 if (ti->tileh == SLOPE_FLAT) {
02646 DrawWaterClassGround(ti);
02647 } else {
02648 assert(IsDock(ti->tile));
02649 TileIndex water_tile = ti->tile + TileOffsByDiagDir(GetDockDirection(ti->tile));
02650 WaterClass wc = GetWaterClass(water_tile);
02651 if (wc == WATER_CLASS_SEA) {
02652 DrawShoreTile(ti->tileh);
02653 } else {
02654 DrawClearLandTile(ti, 3);
02655 }
02656 }
02657 } else {
02658 SpriteID image = t->ground.sprite;
02659 PaletteID pal = t->ground.pal;
02660 if (rti != NULL && rti->UsesOverlay() && (image == SPR_RAIL_TRACK_X || image == SPR_RAIL_TRACK_Y)) {
02661 SpriteID ground = GetCustomRailSprite(rti, ti->tile, RTSG_GROUND);
02662 DrawGroundSprite(SPR_FLAT_GRASS_TILE, PAL_NONE);
02663 DrawGroundSprite(ground + (image == SPR_RAIL_TRACK_X ? RTO_X : RTO_Y), PAL_NONE);
02664
02665 if (_game_mode != GM_MENU && _settings_client.gui.show_track_reservation && HasStationReservation(ti->tile)) {
02666 SpriteID overlay = GetCustomRailSprite(rti, ti->tile, RTSG_OVERLAY);
02667 DrawGroundSprite(overlay + (image == SPR_RAIL_TRACK_X ? RTO_X : RTO_Y), PALETTE_CRASH);
02668 }
02669 } else {
02670 if (HasBit(image, SPRITE_MODIFIER_CUSTOM_SPRITE)) {
02671 image += GetCustomStationGroundRelocation(statspec, st, ti->tile);
02672 image += custom_ground_offset;
02673 } else {
02674 image += total_offset;
02675 }
02676 DrawGroundSprite(image, GroundSpritePaletteTransform(image, pal, palette));
02677
02678
02679 if (_game_mode != GM_MENU && _settings_client.gui.show_track_reservation && HasStationRail(ti->tile) && HasStationReservation(ti->tile)) {
02680 const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(ti->tile));
02681 DrawGroundSprite(GetRailStationAxis(ti->tile) == AXIS_X ? rti->base_sprites.single_x : rti->base_sprites.single_y, PALETTE_CRASH);
02682 }
02683 }
02684 }
02685
02686 if (HasStationRail(ti->tile) && HasCatenaryDrawn(GetRailType(ti->tile)) && IsStationTileElectrifiable(ti->tile)) DrawCatenary(ti);
02687
02688 if (HasBit(roadtypes, ROADTYPE_TRAM)) {
02689 Axis axis = GetRoadStopDir(ti->tile) == DIAGDIR_NE ? AXIS_X : AXIS_Y;
02690 DrawGroundSprite((HasBit(roadtypes, ROADTYPE_ROAD) ? SPR_TRAMWAY_OVERLAY : SPR_TRAMWAY_TRAM) + (axis ^ 1), PAL_NONE);
02691 DrawTramCatenary(ti, axis == AXIS_X ? ROAD_X : ROAD_Y);
02692 }
02693
02694 if (IsRailWaypoint(ti->tile)) {
02695
02696 total_offset = 0;
02697 }
02698
02699 DrawRailTileSeq(ti, t, TO_BUILDINGS, total_offset, relocation, palette);
02700 }
02701
02702 void StationPickerDrawSprite(int x, int y, StationType st, RailType railtype, RoadType roadtype, int image)
02703 {
02704 int32 total_offset = 0;
02705 PaletteID pal = COMPANY_SPRITE_COLOUR(_local_company);
02706 const DrawTileSprites *t = GetStationTileLayout(st, image);
02707 const RailtypeInfo *rti = NULL;
02708
02709 if (railtype != INVALID_RAILTYPE) {
02710 rti = GetRailTypeInfo(railtype);
02711 total_offset = rti->GetRailtypeSpriteOffset();
02712 }
02713
02714 SpriteID img = t->ground.sprite;
02715 if ((img == SPR_RAIL_TRACK_X || img == SPR_RAIL_TRACK_Y) && rti->UsesOverlay()) {
02716 SpriteID ground = GetCustomRailSprite(rti, INVALID_TILE, RTSG_GROUND);
02717 DrawSprite(SPR_FLAT_GRASS_TILE, PAL_NONE, x, y);
02718 DrawSprite(ground + (img == SPR_RAIL_TRACK_X ? RTO_X : RTO_Y), PAL_NONE, x, y);
02719 } else {
02720 DrawSprite(img + total_offset, HasBit(img, PALETTE_MODIFIER_COLOUR) ? pal : PAL_NONE, x, y);
02721 }
02722
02723 if (roadtype == ROADTYPE_TRAM) {
02724 DrawSprite(SPR_TRAMWAY_TRAM + (t->ground.sprite == SPR_ROAD_PAVED_STRAIGHT_X ? 1 : 0), PAL_NONE, x, y);
02725 }
02726
02727
02728 DrawRailTileSeqInGUI(x, y, t, st == STATION_WAYPOINT ? 0 : total_offset, 0, pal);
02729 }
02730
02731 static uint GetSlopeZ_Station(TileIndex tile, uint x, uint y)
02732 {
02733 return GetTileMaxZ(tile);
02734 }
02735
02736 static Foundation GetFoundation_Station(TileIndex tile, Slope tileh)
02737 {
02738 return FlatteningFoundation(tileh);
02739 }
02740
02741 static void GetTileDesc_Station(TileIndex tile, TileDesc *td)
02742 {
02743 td->owner[0] = GetTileOwner(tile);
02744 if (IsDriveThroughStopTile(tile)) {
02745 Owner road_owner = INVALID_OWNER;
02746 Owner tram_owner = INVALID_OWNER;
02747 RoadTypes rts = GetRoadTypes(tile);
02748 if (HasBit(rts, ROADTYPE_ROAD)) road_owner = GetRoadOwner(tile, ROADTYPE_ROAD);
02749 if (HasBit(rts, ROADTYPE_TRAM)) tram_owner = GetRoadOwner(tile, ROADTYPE_TRAM);
02750
02751
02752 if ((tram_owner != INVALID_OWNER && tram_owner != td->owner[0]) ||
02753 (road_owner != INVALID_OWNER && road_owner != td->owner[0])) {
02754 uint i = 1;
02755 if (road_owner != INVALID_OWNER) {
02756 td->owner_type[i] = STR_LAND_AREA_INFORMATION_ROAD_OWNER;
02757 td->owner[i] = road_owner;
02758 i++;
02759 }
02760 if (tram_owner != INVALID_OWNER) {
02761 td->owner_type[i] = STR_LAND_AREA_INFORMATION_TRAM_OWNER;
02762 td->owner[i] = tram_owner;
02763 }
02764 }
02765 }
02766 td->build_date = BaseStation::GetByTile(tile)->build_date;
02767
02768 if (HasStationTileRail(tile)) {
02769 const StationSpec *spec = GetStationSpec(tile);
02770
02771 if (spec != NULL) {
02772 td->station_class = StationClass::GetName(spec->cls_id);
02773 td->station_name = spec->name;
02774
02775 if (spec->grf_prop.grffile != NULL) {
02776 const GRFConfig *gc = GetGRFConfig(spec->grf_prop.grffile->grfid);
02777 td->grf = gc->GetName();
02778 }
02779 }
02780
02781 const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(tile));
02782 td->rail_speed = rti->max_speed;
02783 }
02784
02785 if (IsAirport(tile)) {
02786 const AirportSpec *as = Station::GetByTile(tile)->airport.GetSpec();
02787 td->airport_class = AirportClass::GetName(as->cls_id);
02788 td->airport_name = as->name;
02789
02790 const AirportTileSpec *ats = AirportTileSpec::GetByTile(tile);
02791 td->airport_tile_name = ats->name;
02792
02793 if (as->grf_prop.grffile != NULL) {
02794 const GRFConfig *gc = GetGRFConfig(as->grf_prop.grffile->grfid);
02795 td->grf = gc->GetName();
02796 } else if (ats->grf_prop.grffile != NULL) {
02797 const GRFConfig *gc = GetGRFConfig(ats->grf_prop.grffile->grfid);
02798 td->grf = gc->GetName();
02799 }
02800 }
02801
02802 StringID str;
02803 switch (GetStationType(tile)) {
02804 default: NOT_REACHED();
02805 case STATION_RAIL: str = STR_LAI_STATION_DESCRIPTION_RAILROAD_STATION; break;
02806 case STATION_AIRPORT:
02807 str = (IsHangar(tile) ? STR_LAI_STATION_DESCRIPTION_AIRCRAFT_HANGAR : STR_LAI_STATION_DESCRIPTION_AIRPORT);
02808 break;
02809 case STATION_TRUCK: str = STR_LAI_STATION_DESCRIPTION_TRUCK_LOADING_AREA; break;
02810 case STATION_BUS: str = STR_LAI_STATION_DESCRIPTION_BUS_STATION; break;
02811 case STATION_OILRIG: str = STR_INDUSTRY_NAME_OIL_RIG; break;
02812 case STATION_DOCK: str = STR_LAI_STATION_DESCRIPTION_SHIP_DOCK; break;
02813 case STATION_BUOY: str = STR_LAI_STATION_DESCRIPTION_BUOY; break;
02814 case STATION_WAYPOINT: str = STR_LAI_STATION_DESCRIPTION_WAYPOINT; break;
02815 }
02816 td->str = str;
02817 }
02818
02819
02820 static TrackStatus GetTileTrackStatus_Station(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
02821 {
02822 TrackBits trackbits = TRACK_BIT_NONE;
02823
02824 switch (mode) {
02825 case TRANSPORT_RAIL:
02826 if (HasStationRail(tile) && !IsStationTileBlocked(tile)) {
02827 trackbits = TrackToTrackBits(GetRailStationTrack(tile));
02828 }
02829 break;
02830
02831 case TRANSPORT_WATER:
02832
02833 if (IsBuoy(tile)) {
02834 trackbits = TRACK_BIT_ALL;
02835
02836 if (TileX(tile) == 0) trackbits &= ~(TRACK_BIT_X | TRACK_BIT_UPPER | TRACK_BIT_RIGHT);
02837
02838 if (TileY(tile) == 0) trackbits &= ~(TRACK_BIT_Y | TRACK_BIT_LEFT | TRACK_BIT_UPPER);
02839 }
02840 break;
02841
02842 case TRANSPORT_ROAD:
02843 if ((GetRoadTypes(tile) & sub_mode) != 0 && IsRoadStop(tile)) {
02844 DiagDirection dir = GetRoadStopDir(tile);
02845 Axis axis = DiagDirToAxis(dir);
02846
02847 if (side != INVALID_DIAGDIR) {
02848 if (axis != DiagDirToAxis(side) || (IsStandardRoadStopTile(tile) && dir != side)) break;
02849 }
02850
02851 trackbits = AxisToTrackBits(axis);
02852 }
02853 break;
02854
02855 default:
02856 break;
02857 }
02858
02859 return CombineTrackStatus(TrackBitsToTrackdirBits(trackbits), TRACKDIR_BIT_NONE);
02860 }
02861
02862
02863 static void TileLoop_Station(TileIndex tile)
02864 {
02865
02866
02867 switch (GetStationType(tile)) {
02868 case STATION_AIRPORT:
02869 AirportTileAnimationTrigger(Station::GetByTile(tile), tile, AAT_TILELOOP);
02870 break;
02871
02872 case STATION_DOCK:
02873 if (GetTileSlope(tile, NULL) != SLOPE_FLAT) break;
02874
02875 case STATION_OILRIG:
02876 case STATION_BUOY:
02877 TileLoop_Water(tile);
02878 break;
02879
02880 default: break;
02881 }
02882 }
02883
02884
02885 static void AnimateTile_Station(TileIndex tile)
02886 {
02887 if (HasStationRail(tile)) {
02888 AnimateStationTile(tile);
02889 return;
02890 }
02891
02892 if (IsAirport(tile)) {
02893 AnimateAirportTile(tile);
02894 }
02895 }
02896
02897
02898 static bool ClickTile_Station(TileIndex tile)
02899 {
02900 const BaseStation *bst = BaseStation::GetByTile(tile);
02901
02902 if (bst->facilities & FACIL_WAYPOINT) {
02903 ShowWaypointWindow(Waypoint::From(bst));
02904 } else if (IsHangar(tile)) {
02905 const Station *st = Station::From(bst);
02906 ShowDepotWindow(st->airport.GetHangarTile(st->airport.GetHangarNum(tile)), VEH_AIRCRAFT);
02907 } else {
02908 ShowStationViewWindow(bst->index);
02909 }
02910 return true;
02911 }
02912
02913 static VehicleEnterTileStatus VehicleEnter_Station(Vehicle *v, TileIndex tile, int x, int y)
02914 {
02915 if (v->type == VEH_TRAIN) {
02916 StationID station_id = GetStationIndex(tile);
02917 if (!v->current_order.ShouldStopAtStation(v, station_id)) return VETSB_CONTINUE;
02918 if (!IsRailStation(tile) || !v->IsFrontEngine()) return VETSB_CONTINUE;
02919
02920 int station_ahead;
02921 int station_length;
02922 int stop = GetTrainStopLocation(station_id, tile, Train::From(v), &station_ahead, &station_length);
02923
02924
02925
02926
02927
02928 if (!IsInsideBS(stop + station_ahead, station_length, TILE_SIZE)) return VETSB_CONTINUE;
02929
02930 DiagDirection dir = DirToDiagDir(v->direction);
02931
02932 x &= 0xF;
02933 y &= 0xF;
02934
02935 if (DiagDirToAxis(dir) != AXIS_X) Swap(x, y);
02936 if (y == TILE_SIZE / 2) {
02937 if (dir != DIAGDIR_SE && dir != DIAGDIR_SW) x = TILE_SIZE - 1 - x;
02938 stop &= TILE_SIZE - 1;
02939
02940 if (x == stop) return VETSB_ENTERED_STATION | (VehicleEnterTileStatus)(station_id << VETS_STATION_ID_OFFSET);
02941 if (x < stop) {
02942 uint16 spd;
02943
02944 v->vehstatus |= VS_TRAIN_SLOWING;
02945 spd = max(0, (stop - x) * 20 - 15);
02946 if (spd < v->cur_speed) v->cur_speed = spd;
02947 }
02948 }
02949 } else if (v->type == VEH_ROAD) {
02950 RoadVehicle *rv = RoadVehicle::From(v);
02951 if (rv->state < RVSB_IN_ROAD_STOP && !IsReversingRoadTrackdir((Trackdir)rv->state) && rv->frame == 0) {
02952 if (IsRoadStop(tile) && rv->IsFrontEngine()) {
02953
02954 return RoadStop::GetByTile(tile, GetRoadStopType(tile))->Enter(rv) ? VETSB_CONTINUE : VETSB_CANNOT_ENTER;
02955 }
02956 }
02957 }
02958
02959 return VETSB_CONTINUE;
02960 }
02961
02968 static bool StationHandleBigTick(BaseStation *st)
02969 {
02970 if (!st->IsInUse() && ++st->delete_ctr >= 8) {
02971 delete st;
02972 return false;
02973 }
02974
02975 if ((st->facilities & FACIL_WAYPOINT) == 0) UpdateStationAcceptance(Station::From(st), true);
02976
02977 return true;
02978 }
02979
02980 static inline void byte_inc_sat(byte *p)
02981 {
02982 byte b = *p + 1;
02983 if (b != 0) *p = b;
02984 }
02985
02986 static void UpdateStationRating(Station *st)
02987 {
02988 bool waiting_changed = false;
02989
02990 byte_inc_sat(&st->time_since_load);
02991 byte_inc_sat(&st->time_since_unload);
02992
02993 const CargoSpec *cs;
02994 FOR_ALL_CARGOSPECS(cs) {
02995 GoodsEntry *ge = &st->goods[cs->Index()];
02996
02997
02998
02999 if (!HasBit(ge->acceptance_pickup, GoodsEntry::PICKUP) && ge->rating < INITIAL_STATION_RATING) {
03000 ge->rating++;
03001 }
03002
03003
03004 if (HasBit(ge->acceptance_pickup, GoodsEntry::PICKUP)) {
03005 byte_inc_sat(&ge->days_since_pickup);
03006
03007 bool skip = false;
03008 int rating = 0;
03009 uint waiting = ge->cargo.Count();
03010
03011 if (HasBit(cs->callback_mask, CBM_CARGO_STATION_RATING_CALC)) {
03012
03013
03014
03015
03016 uint last_speed = ge->last_speed;
03017 if (last_speed == 0) last_speed = 0xFF;
03018
03019 uint32 var18 = min(ge->days_since_pickup, 0xFF) | (min(waiting, 0xFFFF) << 8) | (min(last_speed, 0xFF) << 24);
03020
03021 uint32 var10 = (st->last_vehicle_type == VEH_INVALID) ? 0x0 : (st->last_vehicle_type + 0x10);
03022 uint16 callback = GetCargoCallback(CBID_CARGO_STATION_RATING_CALC, var10, var18, cs);
03023 if (callback != CALLBACK_FAILED) {
03024 skip = true;
03025 rating = GB(callback, 0, 14);
03026
03027
03028 if (HasBit(callback, 14)) rating -= 0x4000;
03029 }
03030 }
03031
03032 if (!skip) {
03033 int b = ge->last_speed - 85;
03034 if (b >= 0) rating += b >> 2;
03035
03036 byte days = ge->days_since_pickup;
03037 if (st->last_vehicle_type == VEH_SHIP) days >>= 2;
03038 (days > 21) ||
03039 (rating += 25, days > 12) ||
03040 (rating += 25, days > 6) ||
03041 (rating += 45, days > 3) ||
03042 (rating += 35, true);
03043
03044 (rating -= 90, waiting > 1500) ||
03045 (rating += 55, waiting > 1000) ||
03046 (rating += 35, waiting > 600) ||
03047 (rating += 10, waiting > 300) ||
03048 (rating += 20, waiting > 100) ||
03049 (rating += 10, true);
03050 }
03051
03052 if (Company::IsValidID(st->owner) && HasBit(st->town->statues, st->owner)) rating += 26;
03053
03054 byte age = ge->last_age;
03055 (age >= 3) ||
03056 (rating += 10, age >= 2) ||
03057 (rating += 10, age >= 1) ||
03058 (rating += 13, true);
03059
03060 {
03061 int or_ = ge->rating;
03062
03063
03064 ge->rating = rating = or_ + Clamp(Clamp(rating, 0, 255) - or_, -2, 2);
03065
03066
03067
03068 if (rating <= 64 && waiting >= 200) {
03069 int dec = Random() & 0x1F;
03070 if (waiting < 400) dec &= 7;
03071 waiting -= dec + 1;
03072 waiting_changed = true;
03073 }
03074
03075
03076 if (rating <= 127 && waiting != 0) {
03077 uint32 r = Random();
03078 if (rating <= (int)GB(r, 0, 7)) {
03079
03080 waiting = max((int)waiting - (int)GB(r, 8, 2) - 1, 0);
03081 waiting_changed = true;
03082 }
03083 }
03084
03085
03086
03087
03088 static const uint WAITING_CARGO_THRESHOLD = 1 << 12;
03089 static const uint WAITING_CARGO_CUT_FACTOR = 1 << 6;
03090 static const uint MAX_WAITING_CARGO = 1 << 15;
03091
03092 if (waiting > WAITING_CARGO_THRESHOLD) {
03093 uint difference = waiting - WAITING_CARGO_THRESHOLD;
03094 waiting -= (difference / WAITING_CARGO_CUT_FACTOR);
03095
03096 waiting = min(waiting, MAX_WAITING_CARGO);
03097 waiting_changed = true;
03098 }
03099
03100 if (waiting_changed) ge->cargo.Truncate(waiting);
03101 }
03102 }
03103 }
03104
03105 StationID index = st->index;
03106 if (waiting_changed) {
03107 SetWindowDirty(WC_STATION_VIEW, index);
03108 } else {
03109 SetWindowWidgetDirty(WC_STATION_VIEW, index, SVW_RATINGLIST);
03110 }
03111 }
03112
03113
03114 static void StationHandleSmallTick(BaseStation *st)
03115 {
03116 if ((st->facilities & FACIL_WAYPOINT) != 0 || !st->IsInUse()) return;
03117
03118 byte b = st->delete_ctr + 1;
03119 if (b >= 185) b = 0;
03120 st->delete_ctr = b;
03121
03122 if (b == 0) UpdateStationRating(Station::From(st));
03123 }
03124
03125 void OnTick_Station()
03126 {
03127 if (_game_mode == GM_EDITOR) return;
03128
03129 BaseStation *st;
03130 FOR_ALL_BASE_STATIONS(st) {
03131 StationHandleSmallTick(st);
03132
03133
03134
03135
03136 if ((_tick_counter + st->index) % 250 == 0) {
03137
03138 if (!StationHandleBigTick(st)) continue;
03139 TriggerStationAnimation(st, st->xy, SAT_250_TICKS);
03140 if (Station::IsExpected(st)) AirportAnimationTrigger(Station::From(st), AAT_STATION_250_TICKS);
03141 }
03142 }
03143 }
03144
03145 void StationMonthlyLoop()
03146 {
03147
03148 }
03149
03150
03151 void ModifyStationRatingAround(TileIndex tile, Owner owner, int amount, uint radius)
03152 {
03153 Station *st;
03154
03155 FOR_ALL_STATIONS(st) {
03156 if (st->owner == owner &&
03157 DistanceManhattan(tile, st->xy) <= radius) {
03158 for (CargoID i = 0; i < NUM_CARGO; i++) {
03159 GoodsEntry *ge = &st->goods[i];
03160
03161 if (ge->acceptance_pickup != 0) {
03162 ge->rating = Clamp(ge->rating + amount, 0, 255);
03163 }
03164 }
03165 }
03166 }
03167 }
03168
03169 static uint UpdateStationWaiting(Station *st, CargoID type, uint amount, SourceType source_type, SourceID source_id)
03170 {
03171
03172
03173 if (!CargoPacket::CanAllocateItem()) return 0;
03174
03175 GoodsEntry &ge = st->goods[type];
03176 amount += ge.amount_fract;
03177 ge.amount_fract = GB(amount, 0, 8);
03178
03179 amount >>= 8;
03180
03181 if (amount == 0) return 0;
03182
03183 ge.cargo.Append(new CargoPacket(st->index, st->xy, amount, source_type, source_id));
03184
03185 if (!HasBit(ge.acceptance_pickup, GoodsEntry::PICKUP)) {
03186 InvalidateWindowData(WC_STATION_LIST, st->index);
03187 SetBit(ge.acceptance_pickup, GoodsEntry::PICKUP);
03188 }
03189
03190 TriggerStationAnimation(st, st->xy, SAT_NEW_CARGO, type);
03191 AirportAnimationTrigger(st, AAT_STATION_NEW_CARGO, type);
03192
03193 SetWindowDirty(WC_STATION_VIEW, st->index);
03194 st->MarkTilesDirty(true);
03195 return amount;
03196 }
03197
03198 static bool IsUniqueStationName(const char *name)
03199 {
03200 const Station *st;
03201
03202 FOR_ALL_STATIONS(st) {
03203 if (st->name != NULL && strcmp(st->name, name) == 0) return false;
03204 }
03205
03206 return true;
03207 }
03208
03218 CommandCost CmdRenameStation(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
03219 {
03220 Station *st = Station::GetIfValid(p1);
03221 if (st == NULL) return CMD_ERROR;
03222
03223 CommandCost ret = CheckOwnership(st->owner);
03224 if (ret.Failed()) return ret;
03225
03226 bool reset = StrEmpty(text);
03227
03228 if (!reset) {
03229 if (Utf8StringLength(text) >= MAX_LENGTH_STATION_NAME_CHARS) return CMD_ERROR;
03230 if (!IsUniqueStationName(text)) return_cmd_error(STR_ERROR_NAME_MUST_BE_UNIQUE);
03231 }
03232
03233 if (flags & DC_EXEC) {
03234 free(st->name);
03235 st->name = reset ? NULL : strdup(text);
03236
03237 st->UpdateVirtCoord();
03238 InvalidateWindowData(WC_STATION_LIST, st->owner, 1);
03239 }
03240
03241 return CommandCost();
03242 }
03243
03250 void FindStationsAroundTiles(const TileArea &location, StationList *stations)
03251 {
03252
03253 int max_rad = (_settings_game.station.modified_catchment ? MAX_CATCHMENT : CA_UNMODIFIED);
03254
03255 for (int dy = -max_rad; dy < location.h + max_rad; dy++) {
03256 for (int dx = -max_rad; dx < location.w + max_rad; dx++) {
03257 TileIndex cur_tile = TileAddWrap(location.tile, dx, dy);
03258 if (cur_tile == INVALID_TILE || !IsTileType(cur_tile, MP_STATION)) continue;
03259
03260 Station *st = Station::GetByTile(cur_tile);
03261 if (st == NULL) continue;
03262
03263 if (_settings_game.station.modified_catchment) {
03264 int rad = st->GetCatchmentRadius();
03265 if (dx < -rad || dx >= rad + location.w || dy < -rad || dy >= rad + location.h) continue;
03266 }
03267
03268
03269
03270
03271 stations->Include(st);
03272 }
03273 }
03274 }
03275
03280 const StationList *StationFinder::GetStations()
03281 {
03282 if (this->tile != INVALID_TILE) {
03283 FindStationsAroundTiles(*this, &this->stations);
03284 this->tile = INVALID_TILE;
03285 }
03286 return &this->stations;
03287 }
03288
03289 uint MoveGoodsToStation(CargoID type, uint amount, SourceType source_type, SourceID source_id, const StationList *all_stations)
03290 {
03291
03292 if (amount == 0) return 0;
03293
03294 Station *st1 = NULL;
03295 Station *st2 = NULL;
03296 uint best_rating1 = 0;
03297 uint best_rating2 = 0;
03298
03299 for (Station * const *st_iter = all_stations->Begin(); st_iter != all_stations->End(); ++st_iter) {
03300 Station *st = *st_iter;
03301
03302
03303 if (st->town->exclusive_counter > 0 && st->town->exclusivity != st->owner) continue;
03304
03305 if (st->goods[type].rating == 0) continue;
03306
03307 if (_settings_game.order.selectgoods && st->goods[type].last_speed == 0) continue;
03308
03309 if (IsCargoInClass(type, CC_PASSENGERS)) {
03310 if (st->facilities == FACIL_TRUCK_STOP) continue;
03311 } else {
03312 if (st->facilities == FACIL_BUS_STOP) continue;
03313 }
03314
03315
03316 if (st1 == NULL || st->goods[type].rating >= best_rating1) {
03317 st2 = st1; best_rating2 = best_rating1; st1 = st; best_rating1 = st->goods[type].rating;
03318 } else if (st2 == NULL || st->goods[type].rating >= best_rating2) {
03319 st2 = st; best_rating2 = st->goods[type].rating;
03320 }
03321 }
03322
03323
03324 if (st1 == NULL) return 0;
03325
03326
03327
03328 amount *= best_rating1 + 1;
03329
03330 if (st2 == NULL) {
03331
03332 return UpdateStationWaiting(st1, type, amount, source_type, source_id);
03333 }
03334
03335
03336 assert(st1 != NULL);
03337 assert(st2 != NULL);
03338 assert(best_rating1 != 0 || best_rating2 != 0);
03339
03340
03341
03342
03343
03344
03345 uint worst_cargo = amount * best_rating2 / (best_rating1 + best_rating2);
03346 assert(worst_cargo <= (amount - worst_cargo));
03347
03348
03349 uint moved = UpdateStationWaiting(st1, type, amount - worst_cargo, source_type, source_id);
03350
03351
03352 return moved + UpdateStationWaiting(st2, type, worst_cargo, source_type, source_id);
03353 }
03354
03355 void BuildOilRig(TileIndex tile)
03356 {
03357 if (!Station::CanAllocateItem()) {
03358 DEBUG(misc, 0, "Can't allocate station for oilrig at 0x%X, reverting to oilrig only", tile);
03359 return;
03360 }
03361
03362 Station *st = new Station(tile);
03363 st->town = ClosestTownFromTile(tile, UINT_MAX);
03364
03365 st->string_id = GenerateStationName(st, tile, STATIONNAMING_OILRIG);
03366
03367 assert(IsTileType(tile, MP_INDUSTRY));
03368 DeleteAnimatedTile(tile);
03369 MakeOilrig(tile, st->index, GetWaterClass(tile));
03370
03371 st->owner = OWNER_NONE;
03372 st->airport.type = AT_OILRIG;
03373 st->airport.Add(tile);
03374 st->dock_tile = tile;
03375 st->facilities = FACIL_AIRPORT | FACIL_DOCK;
03376 st->build_date = _date;
03377
03378 st->rect.BeforeAddTile(tile, StationRect::ADD_FORCE);
03379
03380 for (CargoID j = 0; j < NUM_CARGO; j++) {
03381 st->goods[j].acceptance_pickup = 0;
03382 st->goods[j].days_since_pickup = 255;
03383 st->goods[j].rating = INITIAL_STATION_RATING;
03384 st->goods[j].last_speed = 0;
03385 st->goods[j].last_age = 255;
03386 }
03387
03388 st->UpdateVirtCoord();
03389 UpdateStationAcceptance(st, false);
03390 st->RecomputeIndustriesNear();
03391 }
03392
03393 void DeleteOilRig(TileIndex tile)
03394 {
03395 Station *st = Station::GetByTile(tile);
03396
03397 MakeWaterKeepingClass(tile, OWNER_NONE);
03398
03399 st->dock_tile = INVALID_TILE;
03400 st->airport.Clear();
03401 st->facilities &= ~(FACIL_AIRPORT | FACIL_DOCK);
03402 st->airport.flags = 0;
03403
03404 st->rect.AfterRemoveTile(st, tile);
03405
03406 st->UpdateVirtCoord();
03407 st->RecomputeIndustriesNear();
03408 if (!st->IsInUse()) delete st;
03409 }
03410
03411 static void ChangeTileOwner_Station(TileIndex tile, Owner old_owner, Owner new_owner)
03412 {
03413 if (IsDriveThroughStopTile(tile)) {
03414 for (RoadType rt = ROADTYPE_ROAD; rt < ROADTYPE_END; rt++) {
03415
03416 if (GetRoadOwner(tile, rt) == old_owner) {
03417 SetRoadOwner(tile, rt, new_owner == INVALID_OWNER ? OWNER_NONE : new_owner);
03418 }
03419 }
03420 }
03421
03422 if (!IsTileOwner(tile, old_owner)) return;
03423
03424 if (new_owner != INVALID_OWNER) {
03425
03426 SetTileOwner(tile, new_owner);
03427 InvalidateWindowClassesData(WC_STATION_LIST, 0);
03428 } else {
03429 if (IsDriveThroughStopTile(tile)) {
03430
03431 DoCommand(tile, 1 | 1 << 8, (GetStationType(tile) == STATION_TRUCK) ? ROADSTOP_TRUCK : ROADSTOP_BUS, DC_EXEC | DC_BANKRUPT, CMD_REMOVE_ROAD_STOP);
03432 assert(IsTileType(tile, MP_ROAD));
03433
03434 ChangeTileOwner(tile, old_owner, new_owner);
03435 } else {
03436 DoCommand(tile, 0, 0, DC_EXEC | DC_BANKRUPT, CMD_LANDSCAPE_CLEAR);
03437
03438
03439
03440 if ((IsTileType(tile, MP_WATER) || IsBuoyTile(tile)) && IsTileOwner(tile, old_owner)) SetTileOwner(tile, OWNER_NONE);
03441 }
03442 }
03443 }
03444
03453 static bool CanRemoveRoadWithStop(TileIndex tile, DoCommandFlag flags)
03454 {
03455
03456 if (_current_company == OWNER_WATER) return true;
03457
03458 RoadTypes rts = GetRoadTypes(tile);
03459 if (HasBit(rts, ROADTYPE_TRAM)) {
03460 Owner tram_owner = GetRoadOwner(tile, ROADTYPE_TRAM);
03461 if (tram_owner != OWNER_NONE && CheckOwnership(tram_owner).Failed()) return false;
03462 }
03463 if (HasBit(rts, ROADTYPE_ROAD)) {
03464 Owner road_owner = GetRoadOwner(tile, ROADTYPE_ROAD);
03465 if (road_owner != OWNER_TOWN) {
03466 if (road_owner != OWNER_NONE && CheckOwnership(road_owner).Failed()) return false;
03467 } else {
03468 if (CheckAllowRemoveRoad(tile, GetAnyRoadBits(tile, ROADTYPE_ROAD), OWNER_TOWN, ROADTYPE_ROAD, flags).Failed()) return false;
03469 }
03470 }
03471
03472 return true;
03473 }
03474
03475 CommandCost ClearTile_Station(TileIndex tile, DoCommandFlag flags)
03476 {
03477 if (flags & DC_AUTO) {
03478 switch (GetStationType(tile)) {
03479 default: break;
03480 case STATION_RAIL: return_cmd_error(STR_ERROR_MUST_DEMOLISH_RAILROAD);
03481 case STATION_WAYPOINT: return_cmd_error(STR_ERROR_BUILDING_MUST_BE_DEMOLISHED);
03482 case STATION_AIRPORT: return_cmd_error(STR_ERROR_MUST_DEMOLISH_AIRPORT_FIRST);
03483 case STATION_TRUCK: return_cmd_error(HasTileRoadType(tile, ROADTYPE_TRAM) ? STR_ERROR_MUST_DEMOLISH_CARGO_TRAM_STATION_FIRST : STR_ERROR_MUST_DEMOLISH_TRUCK_STATION_FIRST);
03484 case STATION_BUS: return_cmd_error(HasTileRoadType(tile, ROADTYPE_TRAM) ? STR_ERROR_MUST_DEMOLISH_PASSENGER_TRAM_STATION_FIRST : STR_ERROR_MUST_DEMOLISH_BUS_STATION_FIRST);
03485 case STATION_BUOY: return_cmd_error(STR_ERROR_BUOY_IN_THE_WAY);
03486 case STATION_DOCK: return_cmd_error(STR_ERROR_MUST_DEMOLISH_DOCK_FIRST);
03487 case STATION_OILRIG:
03488 SetDParam(1, STR_INDUSTRY_NAME_OIL_RIG);
03489 return_cmd_error(STR_ERROR_GENERIC_OBJECT_IN_THE_WAY);
03490 }
03491 }
03492
03493 switch (GetStationType(tile)) {
03494 case STATION_RAIL: return RemoveRailStation(tile, flags);
03495 case STATION_WAYPOINT: return RemoveRailWaypoint(tile, flags);
03496 case STATION_AIRPORT: return RemoveAirport(tile, flags);
03497 case STATION_TRUCK:
03498 if (IsDriveThroughStopTile(tile) && !CanRemoveRoadWithStop(tile, flags)) {
03499 return_cmd_error(STR_ERROR_MUST_DEMOLISH_TRUCK_STATION_FIRST);
03500 }
03501 return RemoveRoadStop(tile, flags);
03502 case STATION_BUS:
03503 if (IsDriveThroughStopTile(tile) && !CanRemoveRoadWithStop(tile, flags)) {
03504 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BUS_STATION_FIRST);
03505 }
03506 return RemoveRoadStop(tile, flags);
03507 case STATION_BUOY: return RemoveBuoy(tile, flags);
03508 case STATION_DOCK: return RemoveDock(tile, flags);
03509 default: break;
03510 }
03511
03512 return CMD_ERROR;
03513 }
03514
03515 static CommandCost TerraformTile_Station(TileIndex tile, DoCommandFlag flags, uint z_new, Slope tileh_new)
03516 {
03517 if (_settings_game.construction.build_on_slopes && AutoslopeEnabled()) {
03518
03519
03520
03521 if (!IsSteepSlope(tileh_new) && (GetTileMaxZ(tile) == z_new + GetSlopeMaxZ(tileh_new))) {
03522 switch (GetStationType(tile)) {
03523 case STATION_WAYPOINT:
03524 case STATION_RAIL: {
03525 DiagDirection direction = AxisToDiagDir(GetRailStationAxis(tile));
03526 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, direction)) break;
03527 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, ReverseDiagDir(direction))) break;
03528 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03529 }
03530
03531 case STATION_AIRPORT:
03532 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03533
03534 case STATION_TRUCK:
03535 case STATION_BUS: {
03536 DiagDirection direction = GetRoadStopDir(tile);
03537 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, direction)) break;
03538 if (IsDriveThroughStopTile(tile)) {
03539 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, ReverseDiagDir(direction))) break;
03540 }
03541 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03542 }
03543
03544 default: break;
03545 }
03546 }
03547 }
03548 return DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
03549 }
03550
03551
03552 extern const TileTypeProcs _tile_type_station_procs = {
03553 DrawTile_Station,
03554 GetSlopeZ_Station,
03555 ClearTile_Station,
03556 NULL,
03557 GetTileDesc_Station,
03558 GetTileTrackStatus_Station,
03559 ClickTile_Station,
03560 AnimateTile_Station,
03561 TileLoop_Station,
03562 ChangeTileOwner_Station,
03563 NULL,
03564 VehicleEnter_Station,
03565 GetFoundation_Station,
03566 TerraformTile_Station,
03567 };