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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 "ship.h"
00022 #include "roadveh.h"
00023 #include "industry.h"
00024 #include "newgrf_cargo.h"
00025 #include "newgrf_debug.h"
00026 #include "newgrf_station.h"
00027 #include "newgrf_canal.h"
00028 #include "pathfinder/yapf/yapf_cache.h"
00029 #include "road_internal.h"
00030 #include "autoslope.h"
00031 #include "water.h"
00032 #include "strings_func.h"
00033 #include "clear_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 #include "newgrf_house.h"
00052 #include "company_gui.h"
00053 #include "widgets/station_widget.h"
00054
00055 #include "table/strings.h"
00056
00063 bool IsHangar(TileIndex t)
00064 {
00065 assert(IsTileType(t, MP_STATION));
00066
00067
00068 if (!IsAirport(t)) return false;
00069
00070 const Station *st = Station::GetByTile(t);
00071 const AirportSpec *as = st->airport.GetSpec();
00072
00073 for (uint i = 0; i < as->nof_depots; i++) {
00074 if (st->airport.GetHangarTile(i) == t) return true;
00075 }
00076
00077 return false;
00078 }
00079
00087 template <class T>
00088 CommandCost GetStationAround(TileArea ta, StationID closest_station, T **st)
00089 {
00090 ta.tile -= TileDiffXY(1, 1);
00091 ta.w += 2;
00092 ta.h += 2;
00093
00094
00095 TILE_AREA_LOOP(tile_cur, ta) {
00096 if (IsTileType(tile_cur, MP_STATION)) {
00097 StationID t = GetStationIndex(tile_cur);
00098 if (!T::IsValidID(t)) continue;
00099
00100 if (closest_station == INVALID_STATION) {
00101 closest_station = t;
00102 } else if (closest_station != t) {
00103 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00104 }
00105 }
00106 }
00107 *st = (closest_station == INVALID_STATION) ? NULL : T::Get(closest_station);
00108 return CommandCost();
00109 }
00110
00116 typedef bool (*CMSAMatcher)(TileIndex tile);
00117
00124 static int CountMapSquareAround(TileIndex tile, CMSAMatcher cmp)
00125 {
00126 int num = 0;
00127
00128 for (int dx = -3; dx <= 3; dx++) {
00129 for (int dy = -3; dy <= 3; dy++) {
00130 TileIndex t = TileAddAreaWrap(tile, dx, dy);
00131 if (t != INVALID_TILE && cmp(t)) num++;
00132 }
00133 }
00134
00135 return num;
00136 }
00137
00143 static bool CMSAMine(TileIndex tile)
00144 {
00145
00146 if (!IsTileType(tile, MP_INDUSTRY)) return false;
00147
00148 const Industry *ind = Industry::GetByTile(tile);
00149
00150
00151 if ((GetIndustrySpec(ind->type)->life_type & INDUSTRYLIFE_EXTRACTIVE) == 0) return false;
00152
00153 for (uint i = 0; i < lengthof(ind->produced_cargo); i++) {
00154
00155
00156 if (ind->produced_cargo[i] != CT_INVALID &&
00157 (CargoSpec::Get(ind->produced_cargo[i])->classes & (CC_LIQUID | CC_PASSENGERS | CC_MAIL)) == 0) {
00158 return true;
00159 }
00160 }
00161
00162 return false;
00163 }
00164
00170 static bool CMSAWater(TileIndex tile)
00171 {
00172 return IsTileType(tile, MP_WATER) && IsWater(tile);
00173 }
00174
00180 static bool CMSATree(TileIndex tile)
00181 {
00182 return IsTileType(tile, MP_TREES);
00183 }
00184
00185 #define M(x) ((x) - STR_SV_STNAME)
00186
00187 enum StationNaming {
00188 STATIONNAMING_RAIL,
00189 STATIONNAMING_ROAD,
00190 STATIONNAMING_AIRPORT,
00191 STATIONNAMING_OILRIG,
00192 STATIONNAMING_DOCK,
00193 STATIONNAMING_HELIPORT,
00194 };
00195
00197 struct StationNameInformation {
00198 uint32 free_names;
00199 bool *indtypes;
00200 };
00201
00210 static bool FindNearIndustryName(TileIndex tile, void *user_data)
00211 {
00212
00213 StationNameInformation *sni = (StationNameInformation*)user_data;
00214 if (!IsTileType(tile, MP_INDUSTRY)) return false;
00215
00216
00217 IndustryType indtype = GetIndustryType(tile);
00218 if (GetIndustrySpec(indtype)->station_name == STR_UNDEFINED) return false;
00219
00220
00221
00222 sni->free_names &= ~(1 << M(STR_SV_STNAME_OILFIELD) | 1 << M(STR_SV_STNAME_MINES));
00223 return !sni->indtypes[indtype];
00224 }
00225
00226 static StringID GenerateStationName(Station *st, TileIndex tile, StationNaming name_class)
00227 {
00228 static const uint32 _gen_station_name_bits[] = {
00229 0,
00230 0,
00231 1U << M(STR_SV_STNAME_AIRPORT),
00232 1U << M(STR_SV_STNAME_OILFIELD),
00233 1U << M(STR_SV_STNAME_DOCKS),
00234 1U << M(STR_SV_STNAME_HELIPORT),
00235 };
00236
00237 const Town *t = st->town;
00238 uint32 free_names = UINT32_MAX;
00239
00240 bool indtypes[NUM_INDUSTRYTYPES];
00241 memset(indtypes, 0, sizeof(indtypes));
00242
00243 const Station *s;
00244 FOR_ALL_STATIONS(s) {
00245 if (s != st && s->town == t) {
00246 if (s->indtype != IT_INVALID) {
00247 indtypes[s->indtype] = true;
00248 continue;
00249 }
00250 uint str = M(s->string_id);
00251 if (str <= 0x20) {
00252 if (str == M(STR_SV_STNAME_FOREST)) {
00253 str = M(STR_SV_STNAME_WOODS);
00254 }
00255 ClrBit(free_names, str);
00256 }
00257 }
00258 }
00259
00260 TileIndex indtile = tile;
00261 StationNameInformation sni = { free_names, indtypes };
00262 if (CircularTileSearch(&indtile, 7, FindNearIndustryName, &sni)) {
00263
00264 IndustryType indtype = GetIndustryType(indtile);
00265 const IndustrySpec *indsp = GetIndustrySpec(indtype);
00266
00267 if (indsp->station_name != STR_NULL) {
00268 st->indtype = indtype;
00269 return STR_SV_STNAME_FALLBACK;
00270 }
00271 }
00272
00273
00274 free_names = sni.free_names;
00275
00276
00277 uint32 tmp = free_names & _gen_station_name_bits[name_class];
00278 if (tmp != 0) return STR_SV_STNAME + FindFirstBit(tmp);
00279
00280
00281 if (HasBit(free_names, M(STR_SV_STNAME_MINES))) {
00282 if (CountMapSquareAround(tile, CMSAMine) >= 2) {
00283 return STR_SV_STNAME_MINES;
00284 }
00285 }
00286
00287
00288 if (DistanceMax(tile, t->xy) < 8) {
00289 if (HasBit(free_names, M(STR_SV_STNAME))) return STR_SV_STNAME;
00290
00291 if (HasBit(free_names, M(STR_SV_STNAME_CENTRAL))) return STR_SV_STNAME_CENTRAL;
00292 }
00293
00294
00295 if (HasBit(free_names, M(STR_SV_STNAME_LAKESIDE)) &&
00296 DistanceFromEdge(tile) < 20 &&
00297 CountMapSquareAround(tile, CMSAWater) >= 5) {
00298 return STR_SV_STNAME_LAKESIDE;
00299 }
00300
00301
00302 if (HasBit(free_names, M(STR_SV_STNAME_WOODS)) && (
00303 CountMapSquareAround(tile, CMSATree) >= 8 ||
00304 CountMapSquareAround(tile, IsTileForestIndustry) >= 2)
00305 ) {
00306 return _settings_game.game_creation.landscape == LT_TROPIC ? STR_SV_STNAME_FOREST : STR_SV_STNAME_WOODS;
00307 }
00308
00309
00310 int z = GetTileZ(tile);
00311 int z2 = GetTileZ(t->xy);
00312 if (z < z2) {
00313 if (HasBit(free_names, M(STR_SV_STNAME_VALLEY))) return STR_SV_STNAME_VALLEY;
00314 } else if (z > z2) {
00315 if (HasBit(free_names, M(STR_SV_STNAME_HEIGHTS))) return STR_SV_STNAME_HEIGHTS;
00316 }
00317
00318
00319 static const int8 _direction_and_table[] = {
00320 ~( (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_EAST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00321 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00322 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_EAST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00323 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_EAST)) ),
00324 };
00325
00326 free_names &= _direction_and_table[
00327 (TileX(tile) < TileX(t->xy)) +
00328 (TileY(tile) < TileY(t->xy)) * 2];
00329
00330 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));
00331 return (tmp == 0) ? STR_SV_STNAME_FALLBACK : (STR_SV_STNAME + FindFirstBit(tmp));
00332 }
00333 #undef M
00334
00340 static Station *GetClosestDeletedStation(TileIndex tile)
00341 {
00342 uint threshold = 8;
00343 Station *best_station = NULL;
00344 Station *st;
00345
00346 FOR_ALL_STATIONS(st) {
00347 if (!st->IsInUse() && st->owner == _current_company) {
00348 uint cur_dist = DistanceManhattan(tile, st->xy);
00349
00350 if (cur_dist < threshold) {
00351 threshold = cur_dist;
00352 best_station = st;
00353 }
00354 }
00355 }
00356
00357 return best_station;
00358 }
00359
00360
00361 void Station::GetTileArea(TileArea *ta, StationType type) const
00362 {
00363 switch (type) {
00364 case STATION_RAIL:
00365 *ta = this->train_station;
00366 return;
00367
00368 case STATION_AIRPORT:
00369 *ta = this->airport;
00370 return;
00371
00372 case STATION_TRUCK:
00373 *ta = this->truck_station;
00374 return;
00375
00376 case STATION_BUS:
00377 *ta = this->bus_station;
00378 return;
00379
00380 case STATION_DOCK:
00381 case STATION_OILRIG:
00382 ta->tile = this->dock_tile;
00383 break;
00384
00385 default: NOT_REACHED();
00386 }
00387
00388 ta->w = 1;
00389 ta->h = 1;
00390 }
00391
00395 void Station::UpdateVirtCoord()
00396 {
00397 Point pt = RemapCoords2(TileX(this->xy) * TILE_SIZE, TileY(this->xy) * TILE_SIZE);
00398
00399 pt.y -= 32 * ZOOM_LVL_BASE;
00400 if ((this->facilities & FACIL_AIRPORT) && this->airport.type == AT_OILRIG) pt.y -= 16 * ZOOM_LVL_BASE;
00401
00402 SetDParam(0, this->index);
00403 SetDParam(1, this->facilities);
00404 this->sign.UpdatePosition(pt.x, pt.y, STR_VIEWPORT_STATION);
00405
00406 SetWindowDirty(WC_STATION_VIEW, this->index);
00407 }
00408
00410 void UpdateAllStationVirtCoords()
00411 {
00412 BaseStation *st;
00413
00414 FOR_ALL_BASE_STATIONS(st) {
00415 st->UpdateVirtCoord();
00416 }
00417 }
00418
00424 static uint GetAcceptanceMask(const Station *st)
00425 {
00426 uint mask = 0;
00427
00428 for (CargoID i = 0; i < NUM_CARGO; i++) {
00429 if (HasBit(st->goods[i].acceptance_pickup, GoodsEntry::GES_ACCEPTANCE)) mask |= 1 << i;
00430 }
00431 return mask;
00432 }
00433
00438 static void ShowRejectOrAcceptNews(const Station *st, uint num_items, CargoID *cargo, StringID msg)
00439 {
00440 for (uint i = 0; i < num_items; i++) {
00441 SetDParam(i + 1, CargoSpec::Get(cargo[i])->name);
00442 }
00443
00444 SetDParam(0, st->index);
00445 AddNewsItem(msg, NT_ACCEPTANCE, NF_INCOLOUR | NF_SMALL, NR_STATION, st->index);
00446 }
00447
00455 CargoArray GetProductionAroundTiles(TileIndex tile, int w, int h, int rad)
00456 {
00457 CargoArray produced;
00458
00459 int x = TileX(tile);
00460 int y = TileY(tile);
00461
00462 assert(_head_to_head == 0);
00463 _head_to_head = GetAreaByTile(tile);
00464
00465
00466 int x2 = min(x + w + rad, AreaMaxX());
00467 int x1 = max(x - rad, (int)AreaMinX());
00468
00469 int y2 = min(y + h + rad, AreaMaxY());
00470 int y1 = max(y - rad, (int)AreaMinY());
00471 _head_to_head = 0;
00472
00473 assert(x1 < x2);
00474 assert(y1 < y2);
00475 assert(w > 0);
00476 assert(h > 0);
00477
00478 TileArea ta(TileXY(x1, y1), TileXY(x2 - 1, y2 - 1));
00479
00480
00481
00482 TILE_AREA_LOOP(tile, ta) AddProducedCargo(tile, produced);
00483
00484
00485
00486
00487
00488
00489
00490 const Industry *i;
00491 FOR_ALL_INDUSTRIES(i) {
00492 if (!ta.Intersects(i->location)) continue;
00493
00494 for (uint j = 0; j < lengthof(i->produced_cargo); j++) {
00495 CargoID cargo = i->produced_cargo[j];
00496 if (cargo != CT_INVALID) produced[cargo]++;
00497 }
00498 }
00499
00500 return produced;
00501 }
00502
00511 CargoArray GetAcceptanceAroundTiles(TileIndex tile, int w, int h, int rad, uint32 *always_accepted)
00512 {
00513 CargoArray acceptance;
00514 if (always_accepted != NULL) *always_accepted = 0;
00515
00516 int x = TileX(tile);
00517 int y = TileY(tile);
00518
00519 assert(_head_to_head == 0 || _head_to_head == GetAreaByTile(tile));
00520 uint8 h2h_backup = _head_to_head;
00521 _head_to_head = GetAreaByTile(tile);
00522
00523
00524 int x2 = min(x + w + rad, AreaMaxX());
00525 int y2 = min(y + h + rad, AreaMaxY());
00526 int x1 = max(x - rad, (int)AreaMinX());
00527 int y1 = max(y - rad, (int)AreaMinY());
00528 _head_to_head = h2h_backup;
00529
00530 assert(x1 < x2);
00531 assert(y1 < y2);
00532 assert(w > 0);
00533 assert(h > 0);
00534
00535 for (int yc = y1; yc != y2; yc++) {
00536 for (int xc = x1; xc != x2; xc++) {
00537 TileIndex tile = TileXY(xc, yc);
00538 AddAcceptedCargo(tile, acceptance, always_accepted);
00539 }
00540 }
00541
00542 return acceptance;
00543 }
00544
00550 void UpdateStationAcceptance(Station *st, bool show_msg)
00551 {
00552
00553 uint old_acc = GetAcceptanceMask(st);
00554
00555
00556 CargoArray acceptance;
00557 if (!st->rect.IsEmpty()) {
00558 acceptance = GetAcceptanceAroundTiles(
00559 TileXY(st->rect.left, st->rect.top),
00560 st->rect.right - st->rect.left + 1,
00561 st->rect.bottom - st->rect.top + 1,
00562 st->GetCatchmentRadius(),
00563 &st->always_accepted
00564 );
00565 }
00566
00567
00568 for (CargoID i = 0; i < NUM_CARGO; i++) {
00569 uint amt = min(acceptance[i], 15);
00570
00571
00572 bool is_passengers = IsCargoInClass(i, CC_PASSENGERS);
00573 if ((!is_passengers && !(st->facilities & ~FACIL_BUS_STOP)) ||
00574 (is_passengers && !(st->facilities & ~FACIL_TRUCK_STOP))) {
00575 amt = 0;
00576 }
00577
00578 SB(st->goods[i].acceptance_pickup, GoodsEntry::GES_ACCEPTANCE, 1, amt >= 8);
00579 }
00580
00581
00582 uint new_acc = GetAcceptanceMask(st);
00583 if (old_acc == new_acc) return;
00584
00585
00586 if (show_msg && st->owner == _local_company && st->IsInUse()) {
00587
00588
00589 static const StringID accept_msg[] = {
00590 STR_NEWS_STATION_NOW_ACCEPTS_CARGO,
00591 STR_NEWS_STATION_NOW_ACCEPTS_CARGO_AND_CARGO,
00592 };
00593 static const StringID reject_msg[] = {
00594 STR_NEWS_STATION_NO_LONGER_ACCEPTS_CARGO,
00595 STR_NEWS_STATION_NO_LONGER_ACCEPTS_CARGO_OR_CARGO,
00596 };
00597
00598
00599 CargoID accepts[2] = { CT_INVALID, CT_INVALID };
00600 CargoID rejects[2] = { CT_INVALID, CT_INVALID };
00601 uint num_acc = 0;
00602 uint num_rej = 0;
00603
00604
00605 for (CargoID i = 0; i < NUM_CARGO; i++) {
00606 if (HasBit(new_acc, i)) {
00607 if (!HasBit(old_acc, i) && num_acc < lengthof(accepts)) {
00608
00609 accepts[num_acc++] = i;
00610 }
00611 } else {
00612 if (HasBit(old_acc, i) && num_rej < lengthof(rejects)) {
00613
00614 rejects[num_rej++] = i;
00615 }
00616 }
00617 }
00618
00619
00620 if (num_acc > 0) ShowRejectOrAcceptNews(st, num_acc, accepts, accept_msg[num_acc - 1]);
00621 if (num_rej > 0) ShowRejectOrAcceptNews(st, num_rej, rejects, reject_msg[num_rej - 1]);
00622 }
00623
00624
00625 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_ACCEPT_RATING_LIST);
00626 }
00627
00628 static void UpdateStationSignCoord(BaseStation *st)
00629 {
00630 const StationRect *r = &st->rect;
00631
00632 if (r->IsEmpty()) return;
00633
00634
00635 st->xy = TileXY(ClampU(TileX(st->xy), r->left, r->right), ClampU(TileY(st->xy), r->top, r->bottom));
00636 st->UpdateVirtCoord();
00637 }
00638
00648 static CommandCost BuildStationPart(Station **st, DoCommandFlag flags, bool reuse, TileArea area, StationNaming name_class)
00649 {
00650
00651 if (*st == NULL && reuse) *st = GetClosestDeletedStation(area.tile);
00652
00653 if (*st != NULL) {
00654 if ((*st)->owner != _current_company) {
00655 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
00656 }
00657
00658 CommandCost ret = (*st)->rect.BeforeAddRect(area.tile, area.w, area.h, StationRect::ADD_TEST);
00659 if (ret.Failed()) return ret;
00660 } else {
00661
00662 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
00663
00664 if (flags & DC_EXEC) {
00665 *st = new Station(area.tile);
00666 (*st)->head_to_head = GetAreaByTile(area.tile);
00667
00668 (*st)->town = ClosestTownFromTile(area.tile, UINT_MAX);
00669 (*st)->string_id = GenerateStationName(*st, area.tile, name_class);
00670
00671 if (Company::IsValidID(_current_company)) {
00672 SetBit((*st)->town->have_ratings, _current_company);
00673 }
00674 }
00675 }
00676 return CommandCost();
00677 }
00678
00685 static void DeleteStationIfEmpty(BaseStation *st)
00686 {
00687 if (!st->IsInUse()) {
00688 st->delete_ctr = 0;
00689 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
00690 }
00691
00692 UpdateStationSignCoord(st);
00693 }
00694
00695 CommandCost ClearTile_Station(TileIndex tile, DoCommandFlag flags);
00696
00706 CommandCost CheckBuildableTile(TileIndex tile, uint invalid_dirs, int &allowed_z, bool allow_steep, bool check_bridge = true)
00707 {
00708 if (check_bridge && MayHaveBridgeAbove(tile) && IsBridgeAbove(tile)) {
00709 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
00710 }
00711
00712 CommandCost ret = EnsureNoVehicleOnGround(tile);
00713 if (ret.Failed()) return ret;
00714
00715 int z;
00716 Slope tileh = GetTileSlope(tile, &z);
00717
00718
00719
00720
00721
00722 if ((!allow_steep && IsSteepSlope(tileh)) ||
00723 ((!_settings_game.construction.build_on_slopes) && tileh != SLOPE_FLAT)) {
00724 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00725 }
00726
00727 CommandCost cost(EXPENSES_CONSTRUCTION);
00728 int flat_z = z + GetSlopeMaxZ(tileh);
00729 if (tileh != SLOPE_FLAT) {
00730
00731 for (DiagDirection dir = DIAGDIR_BEGIN; dir != DIAGDIR_END; dir++) {
00732 if (HasBit(invalid_dirs, dir) && !CanBuildDepotByTileh(dir, tileh)) {
00733 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00734 }
00735 }
00736 cost.AddCost(_price[PR_BUILD_FOUNDATION]);
00737 }
00738
00739
00740 if (allowed_z < 0) {
00741
00742 allowed_z = flat_z;
00743 } else if (allowed_z != flat_z) {
00744 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00745 }
00746
00747 return cost;
00748 }
00749
00756 CommandCost CheckFlatLand(TileArea tile_area, DoCommandFlag flags)
00757 {
00758 CommandCost cost(EXPENSES_CONSTRUCTION);
00759 int allowed_z = -1;
00760
00761 TILE_AREA_LOOP(tile_cur, tile_area) {
00762 CommandCost ret = CheckBuildableTile(tile_cur, 0, allowed_z, true);
00763 if (ret.Failed()) return ret;
00764 cost.AddCost(ret);
00765
00766 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00767 if (ret.Failed()) return ret;
00768 cost.AddCost(ret);
00769 }
00770
00771 return cost;
00772 }
00773
00788 static CommandCost CheckFlatLandRailStation(TileArea tile_area, DoCommandFlag flags, Axis axis, StationID *station, RailType rt, SmallVector<Train *, 4> &affected_vehicles, StationClassID spec_class, byte spec_index, byte plat_len, byte numtracks)
00789 {
00790 CommandCost cost(EXPENSES_CONSTRUCTION);
00791 int allowed_z = -1;
00792 uint invalid_dirs = 5 << axis;
00793
00794 const StationSpec *statspec = StationClass::Get(spec_class)->GetSpec(spec_index);
00795 bool slope_cb = statspec != NULL && HasBit(statspec->callback_mask, CBM_STATION_SLOPE_CHECK);
00796
00797 TILE_AREA_LOOP(tile_cur, tile_area) {
00798 CommandCost ret = CheckBuildableTile(tile_cur, invalid_dirs, allowed_z, false);
00799 if (ret.Failed()) return ret;
00800 cost.AddCost(ret);
00801
00802 if (slope_cb) {
00803
00804 ret = PerformStationTileSlopeCheck(tile_area.tile, tile_cur, statspec, axis, plat_len, numtracks);
00805 if (ret.Failed()) return ret;
00806 }
00807
00808
00809
00810
00811 if (station != NULL && IsTileType(tile_cur, MP_STATION)) {
00812 if (!IsRailStation(tile_cur)) {
00813 return ClearTile_Station(tile_cur, DC_AUTO);
00814 } else {
00815 StationID st = GetStationIndex(tile_cur);
00816 if (*station == INVALID_STATION) {
00817 *station = st;
00818 } else if (*station != st) {
00819 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00820 }
00821 }
00822 } else {
00823
00824
00825 if (rt != INVALID_RAILTYPE &&
00826 IsPlainRailTile(tile_cur) && !HasSignals(tile_cur) &&
00827 HasPowerOnRail(GetRailType(tile_cur), rt)) {
00828
00829
00830
00831
00832
00833
00834 TrackBits tracks = GetTrackBits(tile_cur);
00835 Track track = RemoveFirstTrack(&tracks);
00836 Track expected_track = HasBit(invalid_dirs, DIAGDIR_NE) ? TRACK_X : TRACK_Y;
00837
00838 if (tracks == TRACK_BIT_NONE && track == expected_track) {
00839
00840 if (HasBit(GetRailReservationTrackBits(tile_cur), track)) {
00841 Train *v = GetTrainForReservation(tile_cur, track);
00842 if (v != NULL) {
00843 *affected_vehicles.Append() = v;
00844 }
00845 }
00846 CommandCost ret = DoCommand(tile_cur, 0, track, flags, CMD_REMOVE_SINGLE_RAIL);
00847 if (ret.Failed()) return ret;
00848 cost.AddCost(ret);
00849
00850 continue;
00851 }
00852 }
00853 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00854 if (ret.Failed()) return ret;
00855 cost.AddCost(ret);
00856 }
00857 }
00858
00859 return cost;
00860 }
00861
00874 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)
00875 {
00876 CommandCost cost(EXPENSES_CONSTRUCTION);
00877 int allowed_z = -1;
00878
00879 TILE_AREA_LOOP(cur_tile, tile_area) {
00880 CommandCost ret = CheckBuildableTile(cur_tile, invalid_dirs, allowed_z, !is_drive_through);
00881 if (ret.Failed()) return ret;
00882 cost.AddCost(ret);
00883
00884
00885
00886
00887 if (station != NULL && IsTileType(cur_tile, MP_STATION)) {
00888 if (!IsRoadStop(cur_tile)) {
00889 return ClearTile_Station(cur_tile, DC_AUTO);
00890 } else {
00891 if (is_truck_stop != IsTruckStop(cur_tile) ||
00892 is_drive_through != IsDriveThroughStopTile(cur_tile)) {
00893 return ClearTile_Station(cur_tile, DC_AUTO);
00894 }
00895
00896 if (is_drive_through && IsDriveThroughStopTile(cur_tile) && DiagDirToAxis(GetRoadStopDir(cur_tile)) != axis){
00897 return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00898 }
00899 StationID st = GetStationIndex(cur_tile);
00900 if (*station == INVALID_STATION) {
00901 *station = st;
00902 } else if (*station != st) {
00903 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00904 }
00905 }
00906 } else {
00907 bool build_over_road = is_drive_through && IsNormalRoadTile(cur_tile);
00908
00909 RoadBits rb = IsNormalRoadTile(cur_tile) ? GetAllRoadBits(cur_tile) : ROAD_NONE;
00910 if (build_over_road && (rb & (axis == AXIS_X ? ROAD_Y : ROAD_X)) != 0) {
00911
00912 switch (CountBits(rb)) {
00913 case 1:
00914 return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00915
00916 case 2:
00917 if (rb == ROAD_X || rb == ROAD_Y) return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00918 return_cmd_error(STR_ERROR_DRIVE_THROUGH_CORNER);
00919
00920 default:
00921 return_cmd_error(STR_ERROR_DRIVE_THROUGH_JUNCTION);
00922 }
00923 }
00924
00925 RoadTypes cur_rts = IsNormalRoadTile(cur_tile) ? GetRoadTypes(cur_tile) : ROADTYPES_NONE;
00926 uint num_roadbits = 0;
00927 if (build_over_road) {
00928
00929 if (HasBit(cur_rts, ROADTYPE_ROAD)) {
00930 Owner road_owner = GetRoadOwner(cur_tile, ROADTYPE_ROAD);
00931 if (road_owner == OWNER_TOWN) {
00932 if (!_settings_game.construction.road_stop_on_town_road) return_cmd_error(STR_ERROR_DRIVE_THROUGH_ON_TOWN_ROAD);
00933 } else if (!_settings_game.construction.road_stop_on_competitor_road && road_owner != OWNER_NONE) {
00934 CommandCost ret = CheckOwnership(road_owner);
00935 if (ret.Failed()) return ret;
00936 }
00937 num_roadbits += CountBits(GetRoadBits(cur_tile, ROADTYPE_ROAD));
00938 }
00939
00940
00941 if (HasBit(cur_rts, ROADTYPE_TRAM)) {
00942 Owner tram_owner = GetRoadOwner(cur_tile, ROADTYPE_TRAM);
00943 if (!_settings_game.construction.road_stop_on_competitor_road && tram_owner != OWNER_NONE) {
00944 CommandCost ret = CheckOwnership(tram_owner);
00945 if (ret.Failed()) return ret;
00946 }
00947 num_roadbits += CountBits(GetRoadBits(cur_tile, ROADTYPE_TRAM));
00948 }
00949
00950
00951 rts |= cur_rts;
00952 } else {
00953 ret = DoCommand(cur_tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00954 if (ret.Failed()) return ret;
00955 cost.AddCost(ret);
00956 }
00957
00958 uint roadbits_to_build = CountBits(rts) * 2 - num_roadbits;
00959 cost.AddCost(_price[PR_BUILD_ROAD] * roadbits_to_build);
00960 }
00961 }
00962
00963 return cost;
00964 }
00965
00973 CommandCost CanExpandRailStation(const BaseStation *st, TileArea &new_ta, Axis axis)
00974 {
00975 TileArea cur_ta = st->train_station;
00976
00977
00978 int x = min(TileX(cur_ta.tile), TileX(new_ta.tile));
00979 int y = min(TileY(cur_ta.tile), TileY(new_ta.tile));
00980 new_ta.w = max(TileX(cur_ta.tile) + cur_ta.w, TileX(new_ta.tile) + new_ta.w) - x;
00981 new_ta.h = max(TileY(cur_ta.tile) + cur_ta.h, TileY(new_ta.tile) + new_ta.h) - y;
00982 new_ta.tile = TileXY(x, y);
00983
00984
00985 if (new_ta.w > _settings_game.station.station_spread || new_ta.h > _settings_game.station.station_spread) {
00986 return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
00987 }
00988
00989 return CommandCost();
00990 }
00991
00992 static inline byte *CreateSingle(byte *layout, int n)
00993 {
00994 int i = n;
00995 do *layout++ = 0; while (--i);
00996 layout[((n - 1) >> 1) - n] = 2;
00997 return layout;
00998 }
00999
01000 static inline byte *CreateMulti(byte *layout, int n, byte b)
01001 {
01002 int i = n;
01003 do *layout++ = b; while (--i);
01004 if (n > 4) {
01005 layout[0 - n] = 0;
01006 layout[n - 1 - n] = 0;
01007 }
01008 return layout;
01009 }
01010
01018 void GetStationLayout(byte *layout, int numtracks, int plat_len, const StationSpec *statspec)
01019 {
01020 if (statspec != NULL && statspec->lengths >= plat_len &&
01021 statspec->platforms[plat_len - 1] >= numtracks &&
01022 statspec->layouts[plat_len - 1][numtracks - 1]) {
01023
01024 memcpy(layout, statspec->layouts[plat_len - 1][numtracks - 1],
01025 plat_len * numtracks);
01026 return;
01027 }
01028
01029 if (plat_len == 1) {
01030 CreateSingle(layout, numtracks);
01031 } else {
01032 if (numtracks & 1) layout = CreateSingle(layout, plat_len);
01033 numtracks >>= 1;
01034
01035 while (--numtracks >= 0) {
01036 layout = CreateMulti(layout, plat_len, 4);
01037 layout = CreateMulti(layout, plat_len, 6);
01038 }
01039 }
01040 }
01041
01053 template <class T, StringID error_message>
01054 CommandCost FindJoiningBaseStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, T **st)
01055 {
01056 assert(*st == NULL);
01057 bool check_surrounding = true;
01058
01059 if (_settings_game.station.adjacent_stations) {
01060 if (existing_station != INVALID_STATION) {
01061 if (adjacent && existing_station != station_to_join) {
01062
01063
01064 return_cmd_error(error_message);
01065 } else {
01066
01067
01068 *st = T::GetIfValid(existing_station);
01069 check_surrounding = (*st == NULL);
01070 }
01071 } else {
01072
01073
01074 if (adjacent) check_surrounding = false;
01075 }
01076 }
01077
01078 if (check_surrounding) {
01079
01080 CommandCost ret = GetStationAround(ta, existing_station, st);
01081 if (ret.Failed()) return ret;
01082 }
01083
01084
01085 if (*st == NULL && station_to_join != INVALID_STATION) *st = T::GetIfValid(station_to_join);
01086
01087 return CommandCost();
01088 }
01089
01099 static CommandCost FindJoiningStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
01100 {
01101 return FindJoiningBaseStation<Station, STR_ERROR_MUST_REMOVE_RAILWAY_STATION_FIRST>(existing_station, station_to_join, adjacent, ta, st);
01102 }
01103
01113 CommandCost FindJoiningWaypoint(StationID existing_waypoint, StationID waypoint_to_join, bool adjacent, TileArea ta, Waypoint **wp)
01114 {
01115 return FindJoiningBaseStation<Waypoint, STR_ERROR_MUST_REMOVE_RAILWAYPOINT_FIRST>(existing_waypoint, waypoint_to_join, adjacent, ta, wp);
01116 }
01117
01135 CommandCost CmdBuildRailStation(TileIndex tile_org, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01136 {
01137
01138 RailType rt = Extract<RailType, 0, 4>(p1);
01139 Axis axis = Extract<Axis, 4, 1>(p1);
01140 byte numtracks = GB(p1, 8, 8);
01141 byte plat_len = GB(p1, 16, 8);
01142 bool adjacent = HasBit(p1, 24);
01143
01144 StationClassID spec_class = Extract<StationClassID, 0, 8>(p2);
01145 byte spec_index = GB(p2, 8, 8);
01146 StationID station_to_join = GB(p2, 16, 16);
01147
01148
01149 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile_org, flags);
01150 if (ret.Failed()) return ret;
01151
01152 if (!ValParamRailtype(rt)) return CMD_ERROR;
01153
01154
01155 if ((uint)spec_class >= StationClass::GetClassCount() || spec_class == STAT_CLASS_WAYP) return CMD_ERROR;
01156 if (spec_index >= StationClass::Get(spec_class)->GetSpecCount()) return CMD_ERROR;
01157 if (plat_len == 0 || numtracks == 0) return CMD_ERROR;
01158
01159 int w_org, h_org;
01160 if (axis == AXIS_X) {
01161 w_org = plat_len;
01162 h_org = numtracks;
01163 } else {
01164 h_org = plat_len;
01165 w_org = numtracks;
01166 }
01167
01168 bool reuse = (station_to_join != NEW_STATION);
01169 if (!reuse) station_to_join = INVALID_STATION;
01170 bool distant_join = (station_to_join != INVALID_STATION);
01171
01172 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
01173
01174 if (h_org > _settings_game.station.station_spread || w_org > _settings_game.station.station_spread) return CMD_ERROR;
01175
01176
01177 TileArea new_location(tile_org, w_org, h_org);
01178
01179
01180 StationID est = INVALID_STATION;
01181 SmallVector<Train *, 4> affected_vehicles;
01182
01183 CommandCost cost = CheckFlatLandRailStation(new_location, flags, axis, &est, rt, affected_vehicles, spec_class, spec_index, plat_len, numtracks);
01184 if (cost.Failed()) return cost;
01185
01186 cost.AddCost((numtracks * _price[PR_BUILD_STATION_RAIL] + _price[PR_BUILD_STATION_RAIL_LENGTH]) * plat_len);
01187 cost.AddCost(numtracks * plat_len * RailBuildCost(rt));
01188
01189 Station *st = NULL;
01190 ret = FindJoiningStation(est, station_to_join, adjacent, new_location, &st);
01191 if (ret.Failed()) return ret;
01192
01193 ret = BuildStationPart(&st, flags, reuse, new_location, STATIONNAMING_RAIL);
01194 if (ret.Failed()) return ret;
01195
01196 if (st != NULL && st->train_station.tile != INVALID_TILE) {
01197 CommandCost ret = CanExpandRailStation(st, new_location, axis);
01198 if (ret.Failed()) return ret;
01199 }
01200
01201
01202 const StationSpec *statspec = StationClass::Get(spec_class)->GetSpec(spec_index);
01203 int specindex = AllocateSpecToStation(statspec, st, (flags & DC_EXEC) != 0);
01204 if (specindex == -1) return_cmd_error(STR_ERROR_TOO_MANY_STATION_SPECS);
01205
01206 if (statspec != NULL) {
01207
01208
01209
01210 if (HasBit(statspec->disallowed_platforms, numtracks - 1) || HasBit(statspec->disallowed_lengths, plat_len - 1)) {
01211 return CMD_ERROR;
01212 }
01213
01214
01215 if (HasBit(statspec->callback_mask, CBM_STATION_AVAIL)) {
01216 uint16 cb_res = GetStationCallback(CBID_STATION_AVAILABILITY, 0, 0, statspec, NULL, INVALID_TILE);
01217 if (cb_res != CALLBACK_FAILED && !Convert8bitBooleanCallback(statspec->grf_prop.grffile, CBID_STATION_AVAILABILITY, cb_res)) return CMD_ERROR;
01218 }
01219 }
01220
01221 if (flags & DC_EXEC) {
01222 TileIndexDiff tile_delta;
01223 byte *layout_ptr;
01224 byte numtracks_orig;
01225 Track track;
01226
01227 st->train_station = new_location;
01228 st->AddFacility(FACIL_TRAIN, new_location.tile);
01229
01230 st->rect.BeforeAddRect(tile_org, w_org, h_org, StationRect::ADD_TRY);
01231
01232 if (statspec != NULL) {
01233
01234
01235 st->cached_anim_triggers |= statspec->animation.triggers;
01236 }
01237
01238 tile_delta = (axis == AXIS_X ? TileDiffXY(1, 0) : TileDiffXY(0, 1));
01239 track = AxisToTrack(axis);
01240
01241 layout_ptr = AllocaM(byte, numtracks * plat_len);
01242 GetStationLayout(layout_ptr, numtracks, plat_len, statspec);
01243
01244 numtracks_orig = numtracks;
01245
01246 Company *c = Company::Get(st->owner);
01247 do {
01248 TileIndex tile = tile_org;
01249 int w = plat_len;
01250 do {
01251 byte layout = *layout_ptr++;
01252 if (IsRailStationTile(tile) && HasStationReservation(tile)) {
01253
01254 Train *v = GetTrainForReservation(tile, AxisToTrack(GetRailStationAxis(tile)));
01255 if (v != NULL) {
01256 FreeTrainTrackReservation(v);
01257 *affected_vehicles.Append() = v;
01258 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), false);
01259 for (; v->Next() != NULL; v = v->Next()) { }
01260 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), false);
01261 }
01262 }
01263
01264
01265 if (IsRailStationTile(tile)) {
01266 if (!IsStationTileBlocked(tile)) c->infrastructure.rail[GetRailType(tile)]--;
01267 c->infrastructure.station--;
01268 }
01269
01270
01271 DeleteAnimatedTile(tile);
01272 byte old_specindex = HasStationTileRail(tile) ? GetCustomStationSpecIndex(tile) : 0;
01273 MakeRailStation(tile, st->owner, st->index, axis, layout & ~1, rt);
01274
01275 DeallocateSpecFromStation(st, old_specindex);
01276
01277 SetCustomStationSpecIndex(tile, specindex);
01278 SetStationTileRandomBits(tile, GB(Random(), 0, 4));
01279 SetAnimationFrame(tile, 0);
01280
01281 if (!IsStationTileBlocked(tile)) c->infrastructure.rail[rt]++;
01282 c->infrastructure.station++;
01283
01284 if (statspec != NULL) {
01285
01286 uint32 platinfo = GetPlatformInfo(AXIS_X, 0, plat_len, numtracks_orig, plat_len - w, numtracks_orig - numtracks, false);
01287
01288
01289 uint16 callback = GetStationCallback(CBID_STATION_TILE_LAYOUT, platinfo, 0, statspec, NULL, tile);
01290 if (callback != CALLBACK_FAILED) {
01291 if (callback < 8) {
01292 SetStationGfx(tile, (callback & ~1) + axis);
01293 } else {
01294 ErrorUnknownCallbackResult(statspec->grf_prop.grffile->grfid, CBID_STATION_TILE_LAYOUT, callback);
01295 }
01296 }
01297
01298
01299 TriggerStationAnimation(st, tile, SAT_BUILT);
01300 }
01301
01302 tile += tile_delta;
01303 } while (--w);
01304 AddTrackToSignalBuffer(tile_org, track, _current_company);
01305 YapfNotifyTrackLayoutChange(tile_org, track);
01306 tile_org += tile_delta ^ TileDiffXY(1, 1);
01307 } while (--numtracks);
01308
01309 for (uint i = 0; i < affected_vehicles.Length(); ++i) {
01310
01311 Train *v = affected_vehicles[i];
01312 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), true);
01313 TryPathReserve(v, true, true);
01314 for (; v->Next() != NULL; v = v->Next()) { }
01315 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), true);
01316 }
01317
01318 st->MarkTilesDirty(false);
01319 st->UpdateVirtCoord();
01320 UpdateStationAcceptance(st, false);
01321 st->RecomputeIndustriesNear();
01322 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
01323 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
01324 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_TRAINS);
01325 DirtyCompanyInfrastructureWindows(st->owner);
01326 }
01327
01328 return cost;
01329 }
01330
01331 static void MakeRailStationAreaSmaller(BaseStation *st)
01332 {
01333 TileArea ta = st->train_station;
01334
01335 restart:
01336
01337
01338 if (ta.w != 0 && ta.h != 0) {
01339
01340 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(0, i));) {
01341
01342 if (++i == ta.h) {
01343 ta.tile += TileDiffXY(1, 0);
01344 ta.w--;
01345 goto restart;
01346 }
01347 }
01348
01349
01350 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(ta.w - 1, i));) {
01351
01352 if (++i == ta.h) {
01353 ta.w--;
01354 goto restart;
01355 }
01356 }
01357
01358
01359 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(i, 0));) {
01360
01361 if (++i == ta.w) {
01362 ta.tile += TileDiffXY(0, 1);
01363 ta.h--;
01364 goto restart;
01365 }
01366 }
01367
01368
01369 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(i, ta.h - 1));) {
01370
01371 if (++i == ta.w) {
01372 ta.h--;
01373 goto restart;
01374 }
01375 }
01376 } else {
01377 ta.Clear();
01378 }
01379
01380 st->train_station = ta;
01381 }
01382
01393 template <class T>
01394 CommandCost RemoveFromRailBaseStation(TileArea ta, SmallVector<T *, 4> &affected_stations, DoCommandFlag flags, Money removal_cost, bool keep_rail)
01395 {
01396
01397 int quantity = 0;
01398 CommandCost total_cost(EXPENSES_CONSTRUCTION);
01399
01400
01401 TILE_AREA_LOOP(tile, ta) {
01402
01403 if (!HasStationTileRail(tile)) continue;
01404
01405
01406 CommandCost ret = EnsureNoVehicleOnGround(tile);
01407 if (ret.Failed()) continue;
01408
01409
01410 T *st = T::GetByTile(tile);
01411 if (st == NULL) continue;
01412
01413 if (_current_company != OWNER_WATER) {
01414 CommandCost ret = CheckOwnership(st->owner);
01415 if (ret.Failed()) continue;
01416 }
01417
01418
01419 quantity++;
01420
01421 if (keep_rail || IsStationTileBlocked(tile)) {
01422
01423
01424 total_cost.AddCost(-_price[PR_CLEAR_RAIL]);
01425 }
01426
01427 if (flags & DC_EXEC) {
01428
01429 uint specindex = GetCustomStationSpecIndex(tile);
01430 Track track = GetRailStationTrack(tile);
01431 Owner owner = GetTileOwner(tile);
01432 RailType rt = GetRailType(tile);
01433 Train *v = NULL;
01434
01435 if (HasStationReservation(tile)) {
01436 v = GetTrainForReservation(tile, track);
01437 if (v != NULL) {
01438
01439 FreeTrainTrackReservation(v);
01440 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), false);
01441 Vehicle *temp = v;
01442 for (; temp->Next() != NULL; temp = temp->Next()) { }
01443 if (IsRailStationTile(temp->tile)) SetRailStationPlatformReservation(temp->tile, TrackdirToExitdir(ReverseTrackdir(temp->GetVehicleTrackdir())), false);
01444 }
01445 }
01446
01447 bool build_rail = keep_rail && !IsStationTileBlocked(tile);
01448 if (!build_rail && !IsStationTileBlocked(tile)) Company::Get(owner)->infrastructure.rail[rt]--;
01449
01450 DoClearSquare(tile);
01451 DeleteNewGRFInspectWindow(GSF_STATIONS, tile);
01452 if (build_rail) MakeRailNormal(tile, owner, TrackToTrackBits(track), rt);
01453 Company::Get(owner)->infrastructure.station--;
01454 DirtyCompanyInfrastructureWindows(owner);
01455
01456 st->rect.AfterRemoveTile(st, tile);
01457 AddTrackToSignalBuffer(tile, track, owner);
01458 YapfNotifyTrackLayoutChange(tile, track);
01459
01460 DeallocateSpecFromStation(st, specindex);
01461
01462 affected_stations.Include(st);
01463
01464 if (v != NULL) {
01465
01466 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), true);
01467 TryPathReserve(v, true, true);
01468 for (; v->Next() != NULL; v = v->Next()) { }
01469 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), true);
01470 }
01471 }
01472 }
01473
01474 if (quantity == 0) return_cmd_error(STR_ERROR_THERE_IS_NO_STATION);
01475
01476 for (T **stp = affected_stations.Begin(); stp != affected_stations.End(); stp++) {
01477 T *st = *stp;
01478
01479
01480
01481
01482 MakeRailStationAreaSmaller(st);
01483 UpdateStationSignCoord(st);
01484
01485
01486 if (st->train_station.tile == INVALID_TILE) {
01487 st->facilities &= ~FACIL_TRAIN;
01488 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_TRAINS);
01489 st->UpdateVirtCoord();
01490 DeleteStationIfEmpty(st);
01491 }
01492 }
01493
01494 total_cost.AddCost(quantity * removal_cost);
01495 return total_cost;
01496 }
01497
01509 CommandCost CmdRemoveFromRailStation(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01510 {
01511 TileIndex end = p1 == 0 ? start : p1;
01512 if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
01513
01514 TileArea ta(start, end);
01515 SmallVector<Station *, 4> affected_stations;
01516
01517 CommandCost ret = RemoveFromRailBaseStation(ta, affected_stations, flags, _price[PR_CLEAR_STATION_RAIL], HasBit(p2, 0));
01518 if (ret.Failed()) return ret;
01519
01520
01521 for (Station **stp = affected_stations.Begin(); stp != affected_stations.End(); stp++) {
01522 Station *st = *stp;
01523
01524 if (st->train_station.tile == INVALID_TILE) SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_TRAINS);
01525 st->MarkTilesDirty(false);
01526 st->RecomputeIndustriesNear();
01527 }
01528
01529
01530 return ret;
01531 }
01532
01544 CommandCost CmdRemoveFromRailWaypoint(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01545 {
01546 TileIndex end = p1 == 0 ? start : p1;
01547 if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
01548
01549 TileArea ta(start, end);
01550 SmallVector<Waypoint *, 4> affected_stations;
01551
01552 return RemoveFromRailBaseStation(ta, affected_stations, flags, _price[PR_CLEAR_WAYPOINT_RAIL], HasBit(p2, 0));
01553 }
01554
01555
01563 template <class T>
01564 CommandCost RemoveRailStation(T *st, DoCommandFlag flags)
01565 {
01566
01567 if (_current_company != OWNER_WATER) {
01568 CommandCost ret = CheckOwnership(st->owner);
01569 if (ret.Failed()) return ret;
01570 }
01571
01572
01573 TileArea ta = st->train_station;
01574
01575 assert(ta.w != 0 && ta.h != 0);
01576
01577 CommandCost cost(EXPENSES_CONSTRUCTION);
01578
01579 TILE_AREA_LOOP(tile, ta) {
01580
01581 if (!st->TileBelongsToRailStation(tile)) continue;
01582
01583 CommandCost ret = EnsureNoVehicleOnGround(tile);
01584 if (ret.Failed()) return ret;
01585
01586 cost.AddCost(_price[PR_CLEAR_STATION_RAIL]);
01587 if (flags & DC_EXEC) {
01588
01589 Track track = GetRailStationTrack(tile);
01590 Owner owner = GetTileOwner(tile);
01591 Train *v = NULL;
01592 if (HasStationReservation(tile)) {
01593 v = GetTrainForReservation(tile, track);
01594 if (v != NULL) FreeTrainTrackReservation(v);
01595 }
01596 if (!IsStationTileBlocked(tile)) Company::Get(owner)->infrastructure.rail[GetRailType(tile)]--;
01597 Company::Get(owner)->infrastructure.station--;
01598 DoClearSquare(tile);
01599 DeleteNewGRFInspectWindow(GSF_STATIONS, tile);
01600 AddTrackToSignalBuffer(tile, track, owner);
01601 YapfNotifyTrackLayoutChange(tile, track);
01602 if (v != NULL) TryPathReserve(v, true);
01603 }
01604 }
01605
01606 if (flags & DC_EXEC) {
01607 st->rect.AfterRemoveRect(st, st->train_station);
01608
01609 st->train_station.Clear();
01610
01611 st->facilities &= ~FACIL_TRAIN;
01612
01613 free(st->speclist);
01614 st->num_specs = 0;
01615 st->speclist = NULL;
01616 st->cached_anim_triggers = 0;
01617
01618 DirtyCompanyInfrastructureWindows(st->owner);
01619 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_TRAINS);
01620 st->UpdateVirtCoord();
01621 DeleteStationIfEmpty(st);
01622 }
01623
01624 return cost;
01625 }
01626
01633 static CommandCost RemoveRailStation(TileIndex tile, DoCommandFlag flags)
01634 {
01635
01636 if (_current_company == OWNER_WATER) {
01637 return DoCommand(tile, 0, 0, DC_EXEC, CMD_REMOVE_FROM_RAIL_STATION);
01638 }
01639
01640 Station *st = Station::GetByTile(tile);
01641 CommandCost cost = RemoveRailStation(st, flags);
01642
01643 if (flags & DC_EXEC) st->RecomputeIndustriesNear();
01644
01645 return cost;
01646 }
01647
01654 static CommandCost RemoveRailWaypoint(TileIndex tile, DoCommandFlag flags)
01655 {
01656
01657 if (_current_company == OWNER_WATER) {
01658 return DoCommand(tile, 0, 0, DC_EXEC, CMD_REMOVE_FROM_RAIL_WAYPOINT);
01659 }
01660
01661 return RemoveRailStation(Waypoint::GetByTile(tile), flags);
01662 }
01663
01664
01670 static RoadStop **FindRoadStopSpot(bool truck_station, Station *st)
01671 {
01672 RoadStop **primary_stop = (truck_station) ? &st->truck_stops : &st->bus_stops;
01673
01674 if (*primary_stop == NULL) {
01675
01676 return primary_stop;
01677 } else {
01678
01679 RoadStop *stop = *primary_stop;
01680 while (stop->next != NULL) stop = stop->next;
01681 return &stop->next;
01682 }
01683 }
01684
01685 static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags);
01686
01696 static CommandCost FindJoiningRoadStop(StationID existing_stop, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
01697 {
01698 return FindJoiningBaseStation<Station, STR_ERROR_MUST_REMOVE_ROAD_STOP_FIRST>(existing_stop, station_to_join, adjacent, ta, st);
01699 }
01700
01716 CommandCost CmdBuildRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01717 {
01718 bool type = HasBit(p2, 0);
01719 bool is_drive_through = HasBit(p2, 1);
01720 RoadTypes rts = Extract<RoadTypes, 2, 2>(p2);
01721 StationID station_to_join = GB(p2, 16, 16);
01722 bool reuse = (station_to_join != NEW_STATION);
01723 if (!reuse) station_to_join = INVALID_STATION;
01724 bool distant_join = (station_to_join != INVALID_STATION);
01725
01726 uint8 width = (uint8)GB(p1, 0, 8);
01727 uint8 lenght = (uint8)GB(p1, 8, 8);
01728
01729
01730 if (width > _settings_game.station.station_spread || lenght > _settings_game.station.station_spread) return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
01731
01732 if (width == 0 || lenght == 0) return CMD_ERROR;
01733
01734 if (!IsValidTile(tile) || TileAddWrap(tile, width - 1, lenght - 1) == INVALID_TILE) return CMD_ERROR;
01735
01736 TileArea roadstop_area(tile, width, lenght);
01737
01738 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
01739
01740 if (!HasExactlyOneBit(rts) || !HasRoadTypesAvail(_current_company, rts)) return CMD_ERROR;
01741
01742
01743 if (!is_drive_through && HasBit(rts, ROADTYPE_TRAM)) return CMD_ERROR;
01744
01745 DiagDirection ddir = Extract<DiagDirection, 6, 2>(p2);
01746
01747
01748 if (!IsValidDiagDirection(ddir)) return CMD_ERROR;
01749
01750 if (is_drive_through && !IsValidAxis((Axis)ddir)) return CMD_ERROR;
01751
01752 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
01753 if (ret.Failed()) return ret;
01754
01755
01756 CommandCost cost(EXPENSES_CONSTRUCTION, roadstop_area.w * roadstop_area.h * _price[type ? PR_BUILD_STATION_TRUCK : PR_BUILD_STATION_BUS]);
01757 StationID est = INVALID_STATION;
01758 ret = CheckFlatLandRoadStop(roadstop_area, flags, is_drive_through ? 5 << ddir : 1 << ddir, is_drive_through, type, DiagDirToAxis(ddir), &est, rts);
01759 if (ret.Failed()) return ret;
01760 cost.AddCost(ret);
01761
01762 Station *st = NULL;
01763 ret = FindJoiningRoadStop(est, station_to_join, HasBit(p2, 5), roadstop_area, &st);
01764 if (ret.Failed()) return ret;
01765
01766
01767 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);
01768
01769 ret = BuildStationPart(&st, flags, reuse, roadstop_area, STATIONNAMING_ROAD);
01770 if (ret.Failed()) return ret;
01771
01772 if (flags & DC_EXEC) {
01773
01774 TILE_AREA_LOOP(cur_tile, roadstop_area) {
01775 RoadTypes cur_rts = GetRoadTypes(cur_tile);
01776 Owner road_owner = HasBit(cur_rts, ROADTYPE_ROAD) ? GetRoadOwner(cur_tile, ROADTYPE_ROAD) : _current_company;
01777 Owner tram_owner = HasBit(cur_rts, ROADTYPE_TRAM) ? GetRoadOwner(cur_tile, ROADTYPE_TRAM) : _current_company;
01778
01779 if (IsTileType(cur_tile, MP_STATION) && IsRoadStop(cur_tile)) {
01780 RemoveRoadStop(cur_tile, flags);
01781 }
01782
01783 RoadStop *road_stop = new RoadStop(cur_tile);
01784
01785 RoadStop **currstop = FindRoadStopSpot(type, st);
01786 *currstop = road_stop;
01787
01788 if (type) {
01789 st->truck_station.Add(cur_tile);
01790 } else {
01791 st->bus_station.Add(cur_tile);
01792 }
01793
01794
01795 st->AddFacility((type) ? FACIL_TRUCK_STOP : FACIL_BUS_STOP, cur_tile);
01796
01797 st->rect.BeforeAddTile(cur_tile, StationRect::ADD_TRY);
01798
01799 RoadStopType rs_type = type ? ROADSTOP_TRUCK : ROADSTOP_BUS;
01800 if (is_drive_through) {
01801
01802
01803 RoadType rt;
01804 FOR_EACH_SET_ROADTYPE(rt, cur_rts | rts) {
01805 Company *c = Company::GetIfValid(rt == ROADTYPE_ROAD ? road_owner : tram_owner);
01806 if (c != NULL) {
01807 c->infrastructure.road[rt] += 2 - (IsNormalRoadTile(cur_tile) && HasBit(cur_rts, rt) ? CountBits(GetRoadBits(cur_tile, rt)) : 0);
01808 DirtyCompanyInfrastructureWindows(c->index);
01809 }
01810 }
01811
01812 MakeDriveThroughRoadStop(cur_tile, st->owner, road_owner, tram_owner, st->index, rs_type, rts | cur_rts, DiagDirToAxis(ddir));
01813 road_stop->MakeDriveThrough();
01814 } else {
01815
01816 Company::Get(st->owner)->infrastructure.road[FIND_FIRST_BIT(rts)] += 2;
01817 MakeRoadStop(cur_tile, st->owner, st->index, rs_type, rts, ddir);
01818 }
01819 Company::Get(st->owner)->infrastructure.station++;
01820 DirtyCompanyInfrastructureWindows(st->owner);
01821
01822 MarkTileDirtyByTile(cur_tile);
01823 }
01824 }
01825
01826 if (st != NULL) {
01827 st->UpdateVirtCoord();
01828 UpdateStationAcceptance(st, false);
01829 st->RecomputeIndustriesNear();
01830 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
01831 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
01832 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_ROADVEHS);
01833 }
01834 return cost;
01835 }
01836
01837
01838 static Vehicle *ClearRoadStopStatusEnum(Vehicle *v, void *)
01839 {
01840 if (v->type == VEH_ROAD) {
01841
01842
01843
01844
01845
01846
01847 RoadVehicle *rv = RoadVehicle::From(v);
01848 if (HasBit(rv->state, RVS_IN_DT_ROAD_STOP)) rv->state &= RVSB_ROAD_STOP_TRACKDIR_MASK;
01849 }
01850
01851 return NULL;
01852 }
01853
01854
01861 static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags)
01862 {
01863 Station *st = Station::GetByTile(tile);
01864
01865 if (_current_company != OWNER_WATER) {
01866 CommandCost ret = CheckOwnership(st->owner);
01867 if (ret.Failed()) return ret;
01868 }
01869
01870 bool is_truck = IsTruckStop(tile);
01871
01872 RoadStop **primary_stop;
01873 RoadStop *cur_stop;
01874 if (is_truck) {
01875 primary_stop = &st->truck_stops;
01876 cur_stop = RoadStop::GetByTile(tile, ROADSTOP_TRUCK);
01877 } else {
01878 primary_stop = &st->bus_stops;
01879 cur_stop = RoadStop::GetByTile(tile, ROADSTOP_BUS);
01880 }
01881
01882 assert(cur_stop != NULL);
01883
01884
01885 if (IsDriveThroughStopTile(tile) && (flags & DC_BANKRUPT)) {
01886
01887 if (flags & DC_EXEC) FindVehicleOnPos(tile, NULL, &ClearRoadStopStatusEnum);
01888 } else {
01889 CommandCost ret = EnsureNoVehicleOnGround(tile);
01890 if (ret.Failed()) return ret;
01891 }
01892
01893 if (flags & DC_EXEC) {
01894 if (*primary_stop == cur_stop) {
01895
01896 *primary_stop = cur_stop->next;
01897
01898 if (*primary_stop == NULL) {
01899 st->facilities &= (is_truck ? ~FACIL_TRUCK_STOP : ~FACIL_BUS_STOP);
01900 }
01901 } else {
01902
01903 RoadStop *pred = *primary_stop;
01904 while (pred->next != cur_stop) pred = pred->next;
01905 pred->next = cur_stop->next;
01906 }
01907
01908
01909 RoadType rt;
01910 FOR_EACH_SET_ROADTYPE(rt, GetRoadTypes(tile)) {
01911 Company *c = Company::GetIfValid(GetRoadOwner(tile, rt));
01912 if (c != NULL) {
01913 c->infrastructure.road[rt] -= 2;
01914 DirtyCompanyInfrastructureWindows(c->index);
01915 }
01916 }
01917 Company::Get(st->owner)->infrastructure.station--;
01918
01919 if (IsDriveThroughStopTile(tile)) {
01920
01921 cur_stop->ClearDriveThrough();
01922 } else {
01923 DoClearSquare(tile);
01924 }
01925
01926 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_ROADVEHS);
01927 delete cur_stop;
01928
01929
01930 RoadVehicle *v;
01931 FOR_ALL_ROADVEHICLES(v) {
01932 if (v->First() == v && v->current_order.IsType(OT_GOTO_STATION) &&
01933 v->dest_tile == tile) {
01934 v->dest_tile = v->GetOrderStationLocation(st->index);
01935 }
01936 }
01937
01938 st->rect.AfterRemoveTile(st, tile);
01939
01940 st->UpdateVirtCoord();
01941 st->RecomputeIndustriesNear();
01942 DeleteStationIfEmpty(st);
01943
01944
01945 if (is_truck) {
01946 st->truck_station.Clear();
01947 for (const RoadStop *rs = st->truck_stops; rs != NULL; rs = rs->next) st->truck_station.Add(rs->xy);
01948 } else {
01949 st->bus_station.Clear();
01950 for (const RoadStop *rs = st->bus_stops; rs != NULL; rs = rs->next) st->bus_station.Add(rs->xy);
01951 }
01952 }
01953
01954 return CommandCost(EXPENSES_CONSTRUCTION, _price[is_truck ? PR_CLEAR_STATION_TRUCK : PR_CLEAR_STATION_BUS]);
01955 }
01956
01967 CommandCost CmdRemoveRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01968 {
01969 uint8 width = (uint8)GB(p1, 0, 8);
01970 uint8 height = (uint8)GB(p1, 8, 8);
01971
01972
01973 if (width == 0 || height == 0) return CMD_ERROR;
01974
01975 if (!IsValidTile(tile) || TileAddWrap(tile, width - 1, height - 1) == INVALID_TILE) return CMD_ERROR;
01976
01977 TileArea roadstop_area(tile, width, height);
01978
01979 int quantity = 0;
01980 CommandCost cost(EXPENSES_CONSTRUCTION);
01981 TILE_AREA_LOOP(cur_tile, roadstop_area) {
01982
01983 if (!IsTileType(cur_tile, MP_STATION) || !IsRoadStop(cur_tile) || (uint32)GetRoadStopType(cur_tile) != GB(p2, 0, 1)) continue;
01984
01985
01986 bool is_drive_through = IsDriveThroughStopTile(cur_tile);
01987 RoadTypes rts = GetRoadTypes(cur_tile);
01988 RoadBits road_bits = IsDriveThroughStopTile(cur_tile) ?
01989 ((GetRoadStopDir(cur_tile) == DIAGDIR_NE) ? ROAD_X : ROAD_Y) :
01990 DiagDirToRoadBits(GetRoadStopDir(cur_tile));
01991
01992 Owner road_owner = GetRoadOwner(cur_tile, ROADTYPE_ROAD);
01993 Owner tram_owner = GetRoadOwner(cur_tile, ROADTYPE_TRAM);
01994 CommandCost ret = RemoveRoadStop(cur_tile, flags);
01995 if (ret.Failed()) return ret;
01996 cost.AddCost(ret);
01997
01998 quantity++;
01999
02000 if ((flags & DC_EXEC) && is_drive_through) {
02001 MakeRoadNormal(cur_tile, road_bits, rts, ClosestTownFromTile(cur_tile, UINT_MAX)->index,
02002 road_owner, tram_owner);
02003
02004
02005 RoadType rt;
02006 FOR_EACH_SET_ROADTYPE(rt, rts) {
02007 Company *c = Company::GetIfValid(GetRoadOwner(cur_tile, rt));
02008 if (c != NULL) {
02009 c->infrastructure.road[rt] += CountBits(road_bits);
02010 DirtyCompanyInfrastructureWindows(c->index);
02011 }
02012 }
02013 }
02014 }
02015
02016 if (quantity == 0) return_cmd_error(STR_ERROR_THERE_IS_NO_STATION);
02017
02018 return cost;
02019 }
02020
02027 static uint GetMinimalAirportDistanceToTile(TileIterator &it, TileIndex town_tile)
02028 {
02029 uint mindist = UINT_MAX;
02030
02031 for (TileIndex cur_tile = it; cur_tile != INVALID_TILE; cur_tile = ++it) {
02032 mindist = min(mindist, DistanceManhattan(town_tile, cur_tile));
02033 }
02034
02035 return mindist;
02036 }
02037
02047 uint8 GetAirportNoiseLevelForTown(const AirportSpec *as, TileIterator &it, TileIndex town_tile)
02048 {
02049
02050
02051 if (as->noise_level < 2) return as->noise_level;
02052
02053 uint distance = GetMinimalAirportDistanceToTile(it, town_tile);
02054
02055
02056
02057
02058
02059 uint8 town_tolerance_distance = 8 + (_settings_game.difficulty.town_council_tolerance * 4);
02060
02061
02062
02063 uint noise_reduction = distance / town_tolerance_distance;
02064
02065
02066
02067 return noise_reduction >= as->noise_level ? 1 : as->noise_level - noise_reduction;
02068 }
02069
02077 Town *AirportGetNearestTown(const AirportSpec *as, const TileIterator &it)
02078 {
02079 Town *t, *nearest = NULL;
02080 uint add = as->size_x + as->size_y - 2;
02081 uint mindist = UINT_MAX - add;
02082 FOR_ALL_TOWNS(t) {
02083 if (DistanceManhattan(t->xy, it) < mindist + add) {
02084 TileIterator *copy = it.Clone();
02085 uint dist = GetMinimalAirportDistanceToTile(*copy, t->xy);
02086 delete copy;
02087 if (dist < mindist) {
02088 nearest = t;
02089 mindist = dist;
02090 }
02091 }
02092 }
02093
02094 return nearest;
02095 }
02096
02097
02099 void UpdateAirportsNoise()
02100 {
02101 Town *t;
02102 const Station *st;
02103
02104 FOR_ALL_TOWNS(t) t->noise_reached = 0;
02105
02106 FOR_ALL_STATIONS(st) {
02107 if (st->airport.tile != INVALID_TILE && st->airport.type != AT_OILRIG) {
02108 const AirportSpec *as = st->airport.GetSpec();
02109 AirportTileIterator it(st);
02110 Town *nearest = AirportGetNearestTown(as, it);
02111 nearest->noise_reached += GetAirportNoiseLevelForTown(as, it, nearest->xy);
02112 }
02113 }
02114 }
02115
02129 CommandCost CmdBuildAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
02130 {
02131 StationID station_to_join = GB(p2, 16, 16);
02132 bool reuse = (station_to_join != NEW_STATION);
02133 if (!reuse) station_to_join = INVALID_STATION;
02134 bool distant_join = (station_to_join != INVALID_STATION);
02135 byte airport_type = GB(p1, 0, 8);
02136 byte layout = GB(p1, 8, 8);
02137
02138 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
02139
02140 if (airport_type >= NUM_AIRPORTS) return CMD_ERROR;
02141
02142 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
02143 if (ret.Failed()) return ret;
02144
02145
02146 const AirportSpec *as = AirportSpec::Get(airport_type);
02147 if (!as->IsAvailable() || layout >= as->num_table) return CMD_ERROR;
02148
02149 Direction rotation = as->rotation[layout];
02150 int w = as->size_x;
02151 int h = as->size_y;
02152 if (rotation == DIR_E || rotation == DIR_W) Swap(w, h);
02153 TileArea airport_area = TileArea(tile, w, h);
02154
02155 if (w > _settings_game.station.station_spread || h > _settings_game.station.station_spread) {
02156 return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
02157 }
02158
02159 CommandCost cost = CheckFlatLand(airport_area, flags);
02160 if (cost.Failed()) return cost;
02161
02162
02163 AirportTileTableIterator iter(as->table[layout], tile);
02164 Town *nearest = AirportGetNearestTown(as, iter);
02165 uint newnoise_level = GetAirportNoiseLevelForTown(as, iter, nearest->xy);
02166
02167
02168 StringID authority_refuse_message = STR_NULL;
02169 Town *authority_refuse_town = NULL;
02170
02171 if (_settings_game.economy.station_noise_level) {
02172
02173 if ((nearest->noise_reached + newnoise_level) > nearest->MaxTownNoise()) {
02174 authority_refuse_message = STR_ERROR_LOCAL_AUTHORITY_REFUSES_NOISE;
02175 authority_refuse_town = nearest;
02176 }
02177 } else {
02178 Town *t = ClosestTownFromTile(tile, UINT_MAX);
02179 uint num = 0;
02180 const Station *st;
02181 FOR_ALL_STATIONS(st) {
02182 if (st->town == t && (st->facilities & FACIL_AIRPORT) && st->airport.type != AT_OILRIG) num++;
02183 }
02184 if (num >= 2) {
02185 authority_refuse_message = STR_ERROR_LOCAL_AUTHORITY_REFUSES_AIRPORT;
02186 authority_refuse_town = t;
02187 }
02188 }
02189
02190 if (authority_refuse_message != STR_NULL) {
02191 SetDParam(0, authority_refuse_town->index);
02192 return_cmd_error(authority_refuse_message);
02193 }
02194
02195 Station *st = NULL;
02196 ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p2, 0), airport_area, &st);
02197 if (ret.Failed()) return ret;
02198
02199
02200 if (st == NULL && distant_join) st = Station::GetIfValid(station_to_join);
02201
02202 ret = BuildStationPart(&st, flags, reuse, airport_area, (GetAirport(airport_type)->flags & AirportFTAClass::AIRPLANES) ? STATIONNAMING_AIRPORT : STATIONNAMING_HELIPORT);
02203 if (ret.Failed()) return ret;
02204
02205 if (st != NULL && st->airport.tile != INVALID_TILE) {
02206 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_AIRPORT);
02207 }
02208
02209 for (AirportTileTableIterator iter(as->table[layout], tile); iter != INVALID_TILE; ++iter) {
02210 cost.AddCost(_price[PR_BUILD_STATION_AIRPORT]);
02211 }
02212
02213 if (flags & DC_EXEC) {
02214
02215 nearest->noise_reached += newnoise_level;
02216
02217 st->AddFacility(FACIL_AIRPORT, tile);
02218 st->airport.type = airport_type;
02219 st->airport.layout = layout;
02220 st->airport.flags = 0;
02221 st->airport.rotation = rotation;
02222
02223 st->rect.BeforeAddRect(tile, w, h, StationRect::ADD_TRY);
02224
02225 for (AirportTileTableIterator iter(as->table[layout], tile); iter != INVALID_TILE; ++iter) {
02226 MakeAirport(iter, st->owner, st->index, iter.GetStationGfx(), WATER_CLASS_INVALID);
02227 SetStationTileRandomBits(iter, GB(Random(), 0, 4));
02228 st->airport.Add(iter);
02229
02230 if (AirportTileSpec::Get(GetTranslatedAirportTileID(iter.GetStationGfx()))->animation.status != ANIM_STATUS_NO_ANIMATION) AddAnimatedTile(iter);
02231 }
02232
02233
02234 for (AirportTileTableIterator iter(as->table[layout], tile); iter != INVALID_TILE; ++iter) {
02235 AirportTileAnimationTrigger(st, iter, AAT_BUILT);
02236 }
02237
02238 UpdateAirplanesOnNewStation(st);
02239
02240 Company::Get(st->owner)->infrastructure.airport++;
02241 DirtyCompanyInfrastructureWindows(st->owner);
02242
02243 st->UpdateVirtCoord();
02244 UpdateStationAcceptance(st, false);
02245 st->RecomputeIndustriesNear();
02246 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
02247 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
02248 InvalidateWindowData(WC_STATION_VIEW, st->index);
02249
02250 if (_settings_game.economy.station_noise_level) {
02251 SetWindowDirty(WC_TOWN_VIEW, st->town->index);
02252 }
02253 }
02254
02255 return cost;
02256 }
02257
02264 static CommandCost RemoveAirport(TileIndex tile, DoCommandFlag flags)
02265 {
02266 Station *st = Station::GetByTile(tile);
02267
02268 if (_current_company != OWNER_WATER) {
02269 CommandCost ret = CheckOwnership(st->owner);
02270 if (ret.Failed()) return ret;
02271 }
02272
02273 tile = st->airport.tile;
02274
02275 CommandCost cost(EXPENSES_CONSTRUCTION);
02276
02277 const Aircraft *a;
02278 FOR_ALL_AIRCRAFT(a) {
02279 if (!a->IsNormalAircraft()) continue;
02280 if (a->targetairport == st->index && a->state != FLYING) return CMD_ERROR;
02281 }
02282
02283 if (flags & DC_EXEC) {
02284 const AirportSpec *as = st->airport.GetSpec();
02285
02286
02287
02288 AirportTileIterator it(st);
02289 Town *nearest = AirportGetNearestTown(as, it);
02290 nearest->noise_reached -= GetAirportNoiseLevelForTown(as, it, nearest->xy);
02291 }
02292
02293 TILE_AREA_LOOP(tile_cur, st->airport) {
02294 if (!st->TileBelongsToAirport(tile_cur)) continue;
02295
02296 CommandCost ret = EnsureNoVehicleOnGround(tile_cur);
02297 if (ret.Failed()) return ret;
02298
02299 cost.AddCost(_price[PR_CLEAR_STATION_AIRPORT]);
02300
02301 if (flags & DC_EXEC) {
02302 if (IsHangarTile(tile_cur)) OrderBackup::Reset(tile_cur, false);
02303 DeleteAnimatedTile(tile_cur);
02304 DoClearSquare(tile_cur);
02305 DeleteNewGRFInspectWindow(GSF_AIRPORTTILES, tile_cur);
02306 }
02307 }
02308
02309 if (flags & DC_EXEC) {
02310
02311 delete st->airport.psa;
02312
02313 for (uint i = 0; i < st->airport.GetNumHangars(); ++i) {
02314 DeleteWindowById(
02315 WC_VEHICLE_DEPOT, st->airport.GetHangarTile(i)
02316 );
02317 }
02318
02319 st->rect.AfterRemoveRect(st, st->airport);
02320
02321 st->airport.Clear();
02322 st->facilities &= ~FACIL_AIRPORT;
02323
02324 InvalidateWindowData(WC_STATION_VIEW, st->index);
02325
02326 if (_settings_game.economy.station_noise_level) {
02327 SetWindowDirty(WC_TOWN_VIEW, st->town->index);
02328 }
02329
02330 Company::Get(st->owner)->infrastructure.airport--;
02331 DirtyCompanyInfrastructureWindows(st->owner);
02332
02333 st->UpdateVirtCoord();
02334 st->RecomputeIndustriesNear();
02335 DeleteStationIfEmpty(st);
02336 DeleteNewGRFInspectWindow(GSF_AIRPORTS, st->index);
02337 }
02338
02339 return cost;
02340 }
02341
02351 CommandCost CmdOpenCloseAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
02352 {
02353 if (!Station::IsValidID(p1)) return CMD_ERROR;
02354 Station *st = Station::Get(p1);
02355
02356 if (!(st->facilities & FACIL_AIRPORT)) return CMD_ERROR;
02357
02358 CommandCost ret = CheckOwnership(st->owner);
02359 if (ret.Failed()) return ret;
02360
02361 if (flags & DC_EXEC) {
02362 st->airport.flags ^= AIRPORT_CLOSED_block;
02363 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_CLOSE_AIRPORT);
02364 }
02365 return CommandCost();
02366 }
02367
02374 bool HasStationInUse(StationID station, bool include_company, CompanyID company)
02375 {
02376 const Vehicle *v;
02377 FOR_ALL_VEHICLES(v) {
02378 if ((v->owner == company) == include_company) {
02379 const Order *order;
02380 FOR_VEHICLE_ORDERS(v, order) {
02381 if ((order->IsType(OT_GOTO_STATION) || order->IsType(OT_GOTO_WAYPOINT)) && order->GetDestination() == station) {
02382 return true;
02383 }
02384 }
02385 }
02386 }
02387 return false;
02388 }
02389
02390 static const TileIndexDiffC _dock_tileoffs_chkaround[] = {
02391 {-1, 0},
02392 { 0, 0},
02393 { 0, 0},
02394 { 0, -1}
02395 };
02396 static const byte _dock_w_chk[4] = { 2, 1, 2, 1 };
02397 static const byte _dock_h_chk[4] = { 1, 2, 1, 2 };
02398
02408 CommandCost CmdBuildDock(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
02409 {
02410 StationID station_to_join = GB(p2, 16, 16);
02411 bool reuse = (station_to_join != NEW_STATION);
02412 if (!reuse) station_to_join = INVALID_STATION;
02413 bool distant_join = (station_to_join != INVALID_STATION);
02414
02415 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
02416
02417 DiagDirection direction = GetInclinedSlopeDirection(GetTileSlope(tile));
02418 if (direction == INVALID_DIAGDIR) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02419 direction = ReverseDiagDir(direction);
02420
02421
02422 if (HasTileWaterGround(tile)) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02423
02424 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
02425 if (ret.Failed()) return ret;
02426
02427 if (MayHaveBridgeAbove(tile) && IsBridgeAbove(tile)) return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
02428
02429 ret = DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
02430 if (ret.Failed()) return ret;
02431
02432 TileIndex tile_cur = tile + TileOffsByDiagDir(direction);
02433
02434 if (!IsTileType(tile_cur, MP_WATER) || GetTileSlope(tile_cur) != SLOPE_FLAT) {
02435 return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02436 }
02437
02438 if (MayHaveBridgeAbove(tile_cur) && IsBridgeAbove(tile_cur)) return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
02439
02440
02441 WaterClass wc = GetWaterClass(tile_cur);
02442
02443 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
02444 if (ret.Failed()) return ret;
02445
02446 tile_cur += TileOffsByDiagDir(direction);
02447 if (!IsTileType(tile_cur, MP_WATER) || GetTileSlope(tile_cur) != SLOPE_FLAT) {
02448 return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02449 }
02450
02451 TileArea dock_area = TileArea(tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
02452 _dock_w_chk[direction], _dock_h_chk[direction]);
02453
02454
02455 Station *st = NULL;
02456 ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p1, 0), dock_area, &st);
02457 if (ret.Failed()) return ret;
02458
02459
02460 if (st == NULL && distant_join) st = Station::GetIfValid(station_to_join);
02461
02462 ret = BuildStationPart(&st, flags, reuse, dock_area, STATIONNAMING_DOCK);
02463 if (ret.Failed()) return ret;
02464
02465 if (st != NULL && st->dock_tile != INVALID_TILE) return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_DOCK);
02466
02467 if (flags & DC_EXEC) {
02468 st->dock_tile = tile;
02469 st->AddFacility(FACIL_DOCK, tile);
02470
02471 st->rect.BeforeAddRect(dock_area.tile, dock_area.w, dock_area.h, StationRect::ADD_TRY);
02472
02473
02474
02475 if (wc == WATER_CLASS_CANAL) {
02476 Company::Get(st->owner)->infrastructure.water++;
02477 }
02478 Company::Get(st->owner)->infrastructure.station += 2;
02479 DirtyCompanyInfrastructureWindows(st->owner);
02480
02481 MakeDock(tile, st->owner, st->index, direction, wc);
02482
02483 st->UpdateVirtCoord();
02484 UpdateStationAcceptance(st, false);
02485 st->RecomputeIndustriesNear();
02486 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
02487 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
02488 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_SHIPS);
02489 }
02490
02491 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_STATION_DOCK]);
02492 }
02493
02500 static CommandCost RemoveDock(TileIndex tile, DoCommandFlag flags)
02501 {
02502 Station *st = Station::GetByTile(tile);
02503 CommandCost ret = CheckOwnership(st->owner);
02504 if (ret.Failed()) return ret;
02505
02506 TileIndex docking_location = TILE_ADD(st->dock_tile, ToTileIndexDiff(GetDockOffset(st->dock_tile)));
02507
02508 TileIndex tile1 = st->dock_tile;
02509 TileIndex tile2 = tile1 + TileOffsByDiagDir(GetDockDirection(tile1));
02510
02511 ret = EnsureNoVehicleOnGround(tile1);
02512 if (ret.Succeeded()) ret = EnsureNoVehicleOnGround(tile2);
02513 if (ret.Failed()) return ret;
02514
02515 if (flags & DC_EXEC) {
02516 DoClearSquare(tile1);
02517 MarkTileDirtyByTile(tile1);
02518 MakeWaterKeepingClass(tile2, st->owner);
02519
02520 st->rect.AfterRemoveTile(st, tile1);
02521 st->rect.AfterRemoveTile(st, tile2);
02522
02523 st->dock_tile = INVALID_TILE;
02524 st->facilities &= ~FACIL_DOCK;
02525
02526 Company::Get(st->owner)->infrastructure.station -= 2;
02527 DirtyCompanyInfrastructureWindows(st->owner);
02528
02529 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_SHIPS);
02530 st->UpdateVirtCoord();
02531 st->RecomputeIndustriesNear();
02532 DeleteStationIfEmpty(st);
02533
02534
02535
02536
02537
02538 Ship *s;
02539 FOR_ALL_SHIPS(s) {
02540 if (s->current_order.IsType(OT_LOADING) && s->tile == docking_location) {
02541 s->LeaveStation();
02542 }
02543
02544 if (s->dest_tile == docking_location) {
02545 s->dest_tile = 0;
02546 s->current_order.Free();
02547 }
02548 }
02549 }
02550
02551 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_CLEAR_STATION_DOCK]);
02552 }
02553
02554 #include "table/station_land.h"
02555
02556 const DrawTileSprites *GetStationTileLayout(StationType st, byte gfx)
02557 {
02558 return &_station_display_datas[st][gfx];
02559 }
02560
02561 static void DrawTile_Station(TileInfo *ti)
02562 {
02563 const NewGRFSpriteLayout *layout = NULL;
02564 DrawTileSprites tmp_rail_layout;
02565 const DrawTileSprites *t = NULL;
02566 RoadTypes roadtypes;
02567 int32 total_offset;
02568 const RailtypeInfo *rti = NULL;
02569 uint32 relocation = 0;
02570 uint32 ground_relocation = 0;
02571 BaseStation *st = NULL;
02572 const StationSpec *statspec = NULL;
02573 uint tile_layout = 0;
02574
02575 if (HasStationRail(ti->tile)) {
02576 rti = GetRailTypeInfo(GetRailType(ti->tile));
02577 roadtypes = ROADTYPES_NONE;
02578 total_offset = rti->GetRailtypeSpriteOffset();
02579
02580 if (IsCustomStationSpecIndex(ti->tile)) {
02581
02582 st = BaseStation::GetByTile(ti->tile);
02583 statspec = st->speclist[GetCustomStationSpecIndex(ti->tile)].spec;
02584
02585 if (statspec != NULL) {
02586 tile_layout = GetStationGfx(ti->tile);
02587
02588 if (HasBit(statspec->callback_mask, CBM_STATION_SPRITE_LAYOUT)) {
02589 uint16 callback = GetStationCallback(CBID_STATION_SPRITE_LAYOUT, 0, 0, statspec, st, ti->tile);
02590 if (callback != CALLBACK_FAILED) tile_layout = (callback & ~1) + GetRailStationAxis(ti->tile);
02591 }
02592
02593
02594 if (statspec->renderdata != NULL) {
02595 layout = &statspec->renderdata[tile_layout < statspec->tiles ? tile_layout : (uint)GetRailStationAxis(ti->tile)];
02596 if (!layout->NeedsPreprocessing()) {
02597 t = layout;
02598 layout = NULL;
02599 }
02600 }
02601 }
02602 }
02603 } else {
02604 roadtypes = IsRoadStop(ti->tile) ? GetRoadTypes(ti->tile) : ROADTYPES_NONE;
02605 total_offset = 0;
02606 }
02607
02608 StationGfx gfx = GetStationGfx(ti->tile);
02609 if (IsAirport(ti->tile)) {
02610 gfx = GetAirportGfx(ti->tile);
02611 if (gfx >= NEW_AIRPORTTILE_OFFSET) {
02612 const AirportTileSpec *ats = AirportTileSpec::Get(gfx);
02613 if (ats->grf_prop.spritegroup[0] != NULL && DrawNewAirportTile(ti, Station::GetByTile(ti->tile), gfx, ats)) {
02614 return;
02615 }
02616
02617
02618 assert(ats->grf_prop.subst_id != INVALID_AIRPORTTILE);
02619 gfx = ats->grf_prop.subst_id;
02620 }
02621 switch (gfx) {
02622 case APT_RADAR_GRASS_FENCE_SW:
02623 t = &_station_display_datas_airport_radar_grass_fence_sw[GetAnimationFrame(ti->tile)];
02624 break;
02625 case APT_GRASS_FENCE_NE_FLAG:
02626 t = &_station_display_datas_airport_flag_grass_fence_ne[GetAnimationFrame(ti->tile)];
02627 break;
02628 case APT_RADAR_FENCE_SW:
02629 t = &_station_display_datas_airport_radar_fence_sw[GetAnimationFrame(ti->tile)];
02630 break;
02631 case APT_RADAR_FENCE_NE:
02632 t = &_station_display_datas_airport_radar_fence_ne[GetAnimationFrame(ti->tile)];
02633 break;
02634 case APT_GRASS_FENCE_NE_FLAG_2:
02635 t = &_station_display_datas_airport_flag_grass_fence_ne_2[GetAnimationFrame(ti->tile)];
02636 break;
02637 }
02638 }
02639
02640 Owner owner = GetTileOwner(ti->tile);
02641
02642 PaletteID palette;
02643 if (Company::IsValidID(owner)) {
02644 palette = COMPANY_SPRITE_COLOUR(owner);
02645 } else {
02646
02647 palette = PALETTE_TO_GREY;
02648 }
02649
02650 if (layout == NULL && (t == NULL || t->seq == NULL)) t = GetStationTileLayout(GetStationType(ti->tile), gfx);
02651
02652
02653 if (ti->tileh != SLOPE_FLAT && !IsDock(ti->tile)) {
02654 if (statspec != NULL && HasBit(statspec->flags, SSF_CUSTOM_FOUNDATIONS)) {
02655
02656
02657 uint edge_info = 0;
02658 int z;
02659 Slope slope = GetFoundationPixelSlope(ti->tile, &z);
02660 if (!HasFoundationNW(ti->tile, slope, z)) SetBit(edge_info, 0);
02661 if (!HasFoundationNE(ti->tile, slope, z)) SetBit(edge_info, 1);
02662 SpriteID image = GetCustomStationFoundationRelocation(statspec, st, ti->tile, tile_layout, edge_info);
02663
02664 if (HasBit(statspec->flags, SSF_EXTENDED_FOUNDATIONS)) {
02665
02666
02667 static const uint8 foundation_parts[] = {
02668 0, 0, 0, 0,
02669 0, 1, 2, 3,
02670 0, 4, 5, 6,
02671 7, 8, 9
02672 };
02673
02674 AddSortableSpriteToDraw(image + foundation_parts[ti->tileh], PAL_NONE, ti->x, ti->y, 16, 16, 7, ti->z);
02675 } else {
02676
02677
02678
02679
02680 static const uint8 composite_foundation_parts[] = {
02681
02682 0x00, 0xD1, 0xE4, 0xE0,
02683
02684 0xCA, 0xC9, 0xC4, 0xC0,
02685
02686 0xD2, 0x91, 0xE4, 0xA0,
02687
02688 0x4A, 0x09, 0x44
02689 };
02690
02691 uint8 parts = composite_foundation_parts[ti->tileh];
02692
02693
02694
02695 if (HasBit(edge_info, 0)) ClrBit(parts, 6);
02696 if (HasBit(edge_info, 1)) ClrBit(parts, 7);
02697
02698 if (parts == 0) {
02699
02700
02701
02702 goto draw_default_foundation;
02703 }
02704
02705 StartSpriteCombine();
02706 for (int i = 0; i < 8; i++) {
02707 if (HasBit(parts, i)) {
02708 AddSortableSpriteToDraw(image + i, PAL_NONE, ti->x, ti->y, 16, 16, 7, ti->z);
02709 }
02710 }
02711 EndSpriteCombine();
02712 }
02713
02714 OffsetGroundSprite(31, 1);
02715 ti->z += ApplyPixelFoundationToSlope(FOUNDATION_LEVELED, &ti->tileh);
02716 } else {
02717 draw_default_foundation:
02718 DrawFoundation(ti, FOUNDATION_LEVELED);
02719 }
02720 }
02721
02722 if (IsBuoy(ti->tile)) {
02723 DrawWaterClassGround(ti);
02724 SpriteID sprite = GetCanalSprite(CF_BUOY, ti->tile);
02725 if (sprite != 0) total_offset = sprite - SPR_IMG_BUOY;
02726 } else if (IsDock(ti->tile) || (IsOilRig(ti->tile) && IsTileOnWater(ti->tile))) {
02727 if (ti->tileh == SLOPE_FLAT) {
02728 DrawWaterClassGround(ti);
02729 } else {
02730 assert(IsDock(ti->tile));
02731 TileIndex water_tile = ti->tile + TileOffsByDiagDir(GetDockDirection(ti->tile));
02732 WaterClass wc = GetWaterClass(water_tile);
02733 if (wc == WATER_CLASS_SEA) {
02734 DrawShoreTile(ti->tileh);
02735 } else {
02736 DrawClearLandTile(ti, 3);
02737 }
02738 }
02739 } else {
02740 if (layout != NULL) {
02741
02742 bool separate_ground = HasBit(statspec->flags, SSF_SEPARATE_GROUND);
02743 uint32 var10_values = layout->PrepareLayout(total_offset, rti->fallback_railtype, 0, 0, separate_ground);
02744 uint8 var10;
02745 FOR_EACH_SET_BIT(var10, var10_values) {
02746 uint32 var10_relocation = GetCustomStationRelocation(statspec, st, ti->tile, var10);
02747 layout->ProcessRegisters(var10, var10_relocation, separate_ground);
02748 }
02749 tmp_rail_layout.seq = layout->GetLayout(&tmp_rail_layout.ground);
02750 t = &tmp_rail_layout;
02751 total_offset = 0;
02752 } else if (statspec != NULL) {
02753
02754 ground_relocation = relocation = GetCustomStationRelocation(statspec, st, ti->tile, 0);
02755 if (HasBit(statspec->flags, SSF_SEPARATE_GROUND)) {
02756 ground_relocation = GetCustomStationRelocation(statspec, st, ti->tile, 1);
02757 }
02758 ground_relocation += rti->fallback_railtype;
02759 }
02760
02761 SpriteID image = t->ground.sprite;
02762 PaletteID pal = t->ground.pal;
02763 if (rti != NULL && rti->UsesOverlay() && (image == SPR_RAIL_TRACK_X || image == SPR_RAIL_TRACK_Y)) {
02764 SpriteID ground = GetCustomRailSprite(rti, ti->tile, RTSG_GROUND);
02765 DrawGroundSprite(SPR_FLAT_GRASS_TILE, PAL_NONE);
02766 DrawGroundSprite(ground + (image == SPR_RAIL_TRACK_X ? RTO_X : RTO_Y), PAL_NONE);
02767
02768 if (_game_mode != GM_MENU && _settings_client.gui.show_track_reservation && HasStationReservation(ti->tile)) {
02769 SpriteID overlay = GetCustomRailSprite(rti, ti->tile, RTSG_OVERLAY);
02770 DrawGroundSprite(overlay + (image == SPR_RAIL_TRACK_X ? RTO_X : RTO_Y), PALETTE_CRASH);
02771 }
02772 } else {
02773 image += HasBit(image, SPRITE_MODIFIER_CUSTOM_SPRITE) ? ground_relocation : total_offset;
02774 if (HasBit(pal, SPRITE_MODIFIER_CUSTOM_SPRITE)) pal += ground_relocation;
02775 DrawGroundSprite(image, GroundSpritePaletteTransform(image, pal, palette));
02776
02777
02778 if (_game_mode != GM_MENU && _settings_client.gui.show_track_reservation && HasStationRail(ti->tile) && HasStationReservation(ti->tile)) {
02779 const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(ti->tile));
02780 DrawGroundSprite(GetRailStationAxis(ti->tile) == AXIS_X ? rti->base_sprites.single_x : rti->base_sprites.single_y, PALETTE_CRASH);
02781 }
02782 }
02783 }
02784
02785 if (HasStationRail(ti->tile) && HasCatenaryDrawn(GetRailType(ti->tile))) DrawCatenary(ti);
02786
02787 if (HasBit(roadtypes, ROADTYPE_TRAM)) {
02788 Axis axis = GetRoadStopDir(ti->tile) == DIAGDIR_NE ? AXIS_X : AXIS_Y;
02789 DrawGroundSprite((HasBit(roadtypes, ROADTYPE_ROAD) ? SPR_TRAMWAY_OVERLAY : SPR_TRAMWAY_TRAM) + (axis ^ 1), PAL_NONE);
02790 DrawTramCatenary(ti, axis == AXIS_X ? ROAD_X : ROAD_Y);
02791 }
02792
02793 if (IsRailWaypoint(ti->tile)) {
02794
02795 total_offset = 0;
02796 }
02797
02798 DrawRailTileSeq(ti, t, TO_BUILDINGS, total_offset, relocation, palette);
02799 }
02800
02801 void StationPickerDrawSprite(int x, int y, StationType st, RailType railtype, RoadType roadtype, int image)
02802 {
02803 int32 total_offset = 0;
02804 PaletteID pal = COMPANY_SPRITE_COLOUR(_local_company);
02805 const DrawTileSprites *t = GetStationTileLayout(st, image);
02806 const RailtypeInfo *rti = NULL;
02807
02808 if (railtype != INVALID_RAILTYPE) {
02809 rti = GetRailTypeInfo(railtype);
02810 total_offset = rti->GetRailtypeSpriteOffset();
02811 }
02812
02813 SpriteID img = t->ground.sprite;
02814 if ((img == SPR_RAIL_TRACK_X || img == SPR_RAIL_TRACK_Y) && rti->UsesOverlay()) {
02815 SpriteID ground = GetCustomRailSprite(rti, INVALID_TILE, RTSG_GROUND);
02816 DrawSprite(SPR_FLAT_GRASS_TILE, PAL_NONE, x, y);
02817 DrawSprite(ground + (img == SPR_RAIL_TRACK_X ? RTO_X : RTO_Y), PAL_NONE, x, y);
02818 } else {
02819 DrawSprite(img + total_offset, HasBit(img, PALETTE_MODIFIER_COLOUR) ? pal : PAL_NONE, x, y);
02820 }
02821
02822 if (roadtype == ROADTYPE_TRAM) {
02823 DrawSprite(SPR_TRAMWAY_TRAM + (t->ground.sprite == SPR_ROAD_PAVED_STRAIGHT_X ? 1 : 0), PAL_NONE, x, y);
02824 }
02825
02826
02827 DrawRailTileSeqInGUI(x, y, t, st == STATION_WAYPOINT ? 0 : total_offset, 0, pal);
02828 }
02829
02830 static int GetSlopePixelZ_Station(TileIndex tile, uint x, uint y)
02831 {
02832 return GetTileMaxPixelZ(tile);
02833 }
02834
02835 static Foundation GetFoundation_Station(TileIndex tile, Slope tileh)
02836 {
02837 return FlatteningFoundation(tileh);
02838 }
02839
02840 static void GetTileDesc_Station(TileIndex tile, TileDesc *td)
02841 {
02842 td->owner[0] = GetTileOwner(tile);
02843 if (IsDriveThroughStopTile(tile)) {
02844 Owner road_owner = INVALID_OWNER;
02845 Owner tram_owner = INVALID_OWNER;
02846 RoadTypes rts = GetRoadTypes(tile);
02847 if (HasBit(rts, ROADTYPE_ROAD)) road_owner = GetRoadOwner(tile, ROADTYPE_ROAD);
02848 if (HasBit(rts, ROADTYPE_TRAM)) tram_owner = GetRoadOwner(tile, ROADTYPE_TRAM);
02849
02850
02851 if ((tram_owner != INVALID_OWNER && tram_owner != td->owner[0]) ||
02852 (road_owner != INVALID_OWNER && road_owner != td->owner[0])) {
02853 uint i = 1;
02854 if (road_owner != INVALID_OWNER) {
02855 td->owner_type[i] = STR_LAND_AREA_INFORMATION_ROAD_OWNER;
02856 td->owner[i] = road_owner;
02857 i++;
02858 }
02859 if (tram_owner != INVALID_OWNER) {
02860 td->owner_type[i] = STR_LAND_AREA_INFORMATION_TRAM_OWNER;
02861 td->owner[i] = tram_owner;
02862 }
02863 }
02864 }
02865 td->build_date = BaseStation::GetByTile(tile)->build_date;
02866
02867 if (HasStationTileRail(tile)) {
02868 const StationSpec *spec = GetStationSpec(tile);
02869
02870 if (spec != NULL) {
02871 td->station_class = StationClass::Get(spec->cls_id)->name;
02872 td->station_name = spec->name;
02873
02874 if (spec->grf_prop.grffile != NULL) {
02875 const GRFConfig *gc = GetGRFConfig(spec->grf_prop.grffile->grfid);
02876 td->grf = gc->GetName();
02877 }
02878 }
02879
02880 const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(tile));
02881 td->rail_speed = rti->max_speed;
02882 }
02883
02884 if (IsAirport(tile)) {
02885 const AirportSpec *as = Station::GetByTile(tile)->airport.GetSpec();
02886 td->airport_class = AirportClass::Get(as->cls_id)->name;
02887 td->airport_name = as->name;
02888
02889 const AirportTileSpec *ats = AirportTileSpec::GetByTile(tile);
02890 td->airport_tile_name = ats->name;
02891
02892 if (as->grf_prop.grffile != NULL) {
02893 const GRFConfig *gc = GetGRFConfig(as->grf_prop.grffile->grfid);
02894 td->grf = gc->GetName();
02895 } else if (ats->grf_prop.grffile != NULL) {
02896 const GRFConfig *gc = GetGRFConfig(ats->grf_prop.grffile->grfid);
02897 td->grf = gc->GetName();
02898 }
02899 }
02900
02901 StringID str;
02902 switch (GetStationType(tile)) {
02903 default: NOT_REACHED();
02904 case STATION_RAIL: str = STR_LAI_STATION_DESCRIPTION_RAILROAD_STATION; break;
02905 case STATION_AIRPORT:
02906 str = (IsHangar(tile) ? STR_LAI_STATION_DESCRIPTION_AIRCRAFT_HANGAR : STR_LAI_STATION_DESCRIPTION_AIRPORT);
02907 break;
02908 case STATION_TRUCK: str = STR_LAI_STATION_DESCRIPTION_TRUCK_LOADING_AREA; break;
02909 case STATION_BUS: str = STR_LAI_STATION_DESCRIPTION_BUS_STATION; break;
02910 case STATION_OILRIG: str = STR_INDUSTRY_NAME_OIL_RIG; break;
02911 case STATION_DOCK: str = STR_LAI_STATION_DESCRIPTION_SHIP_DOCK; break;
02912 case STATION_BUOY: str = STR_LAI_STATION_DESCRIPTION_BUOY; break;
02913 case STATION_WAYPOINT: str = STR_LAI_STATION_DESCRIPTION_WAYPOINT; break;
02914 }
02915 td->str = str;
02916 }
02917
02918
02919 static TrackStatus GetTileTrackStatus_Station(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
02920 {
02921 TrackBits trackbits = TRACK_BIT_NONE;
02922
02923 switch (mode) {
02924 case TRANSPORT_RAIL:
02925 if (HasStationRail(tile) && !IsStationTileBlocked(tile)) {
02926 trackbits = TrackToTrackBits(GetRailStationTrack(tile));
02927 }
02928 break;
02929
02930 case TRANSPORT_WATER:
02931
02932 if (IsBuoy(tile)) {
02933 trackbits = TRACK_BIT_ALL;
02934
02935 if (TileX(tile) == 0) trackbits &= ~(TRACK_BIT_X | TRACK_BIT_UPPER | TRACK_BIT_RIGHT);
02936
02937 if (TileY(tile) == 0) trackbits &= ~(TRACK_BIT_Y | TRACK_BIT_LEFT | TRACK_BIT_UPPER);
02938 }
02939 break;
02940
02941 case TRANSPORT_ROAD:
02942 if ((GetRoadTypes(tile) & sub_mode) != 0 && IsRoadStop(tile)) {
02943 DiagDirection dir = GetRoadStopDir(tile);
02944 Axis axis = DiagDirToAxis(dir);
02945
02946 if (side != INVALID_DIAGDIR) {
02947 if (axis != DiagDirToAxis(side) || (IsStandardRoadStopTile(tile) && dir != side)) break;
02948 }
02949
02950 trackbits = AxisToTrackBits(axis);
02951 }
02952 break;
02953
02954 default:
02955 break;
02956 }
02957
02958 return CombineTrackStatus(TrackBitsToTrackdirBits(trackbits), TRACKDIR_BIT_NONE);
02959 }
02960
02961
02962 static void TileLoop_Station(TileIndex tile)
02963 {
02964
02965
02966 switch (GetStationType(tile)) {
02967 case STATION_AIRPORT:
02968 AirportTileAnimationTrigger(Station::GetByTile(tile), tile, AAT_TILELOOP);
02969 break;
02970
02971 case STATION_DOCK:
02972 if (GetTileSlope(tile) != SLOPE_FLAT) break;
02973
02974 case STATION_OILRIG:
02975 case STATION_BUOY:
02976 TileLoop_Water(tile);
02977 break;
02978
02979 default: break;
02980 }
02981 }
02982
02983
02984 static void AnimateTile_Station(TileIndex tile)
02985 {
02986 if (HasStationRail(tile)) {
02987 AnimateStationTile(tile);
02988 return;
02989 }
02990
02991 if (IsAirport(tile)) {
02992 AnimateAirportTile(tile);
02993 }
02994 }
02995
02996
02997 static bool ClickTile_Station(TileIndex tile)
02998 {
02999 const BaseStation *bst = BaseStation::GetByTile(tile);
03000
03001 if (bst->facilities & FACIL_WAYPOINT) {
03002 ShowWaypointWindow(Waypoint::From(bst));
03003 } else if (IsHangar(tile)) {
03004 const Station *st = Station::From(bst);
03005 ShowDepotWindow(st->airport.GetHangarTile(st->airport.GetHangarNum(tile)), VEH_AIRCRAFT);
03006 } else {
03007 ShowStationViewWindow(bst->index);
03008 }
03009 return true;
03010 }
03011
03012 static VehicleEnterTileStatus VehicleEnter_Station(Vehicle *v, TileIndex tile, int x, int y)
03013 {
03014 if (v->type == VEH_TRAIN) {
03015 StationID station_id = GetStationIndex(tile);
03016 if (!v->current_order.ShouldStopAtStation(v, station_id)) return VETSB_CONTINUE;
03017 if (!IsRailStation(tile) || !v->IsFrontEngine()) return VETSB_CONTINUE;
03018
03019 int station_ahead;
03020 int station_length;
03021 int stop = GetTrainStopLocation(station_id, tile, Train::From(v), &station_ahead, &station_length);
03022
03023
03024
03025
03026
03027 if (!IsInsideBS(stop + station_ahead, station_length, TILE_SIZE)) return VETSB_CONTINUE;
03028
03029 DiagDirection dir = DirToDiagDir(v->direction);
03030
03031 x &= 0xF;
03032 y &= 0xF;
03033
03034 if (DiagDirToAxis(dir) != AXIS_X) Swap(x, y);
03035 if (y == TILE_SIZE / 2) {
03036 if (dir != DIAGDIR_SE && dir != DIAGDIR_SW) x = TILE_SIZE - 1 - x;
03037 stop &= TILE_SIZE - 1;
03038
03039 if (x == stop) return VETSB_ENTERED_STATION | (VehicleEnterTileStatus)(station_id << VETS_STATION_ID_OFFSET);
03040 if (x < stop) {
03041 uint16 spd;
03042
03043 v->vehstatus |= VS_TRAIN_SLOWING;
03044 spd = max(0, (stop - x) * 20 - 15);
03045 if (spd < v->cur_speed) v->cur_speed = spd;
03046 }
03047 }
03048 } else if (v->type == VEH_ROAD) {
03049 RoadVehicle *rv = RoadVehicle::From(v);
03050 if (rv->state < RVSB_IN_ROAD_STOP && !IsReversingRoadTrackdir((Trackdir)rv->state) && rv->frame == 0) {
03051 if (IsRoadStop(tile) && rv->IsFrontEngine()) {
03052
03053 return RoadStop::GetByTile(tile, GetRoadStopType(tile))->Enter(rv) ? VETSB_CONTINUE : VETSB_CANNOT_ENTER;
03054 }
03055 }
03056 }
03057
03058 return VETSB_CONTINUE;
03059 }
03060
03065 void TriggerWatchedCargoCallbacks(Station *st)
03066 {
03067
03068 uint cargoes = 0;
03069 for (CargoID cid = 0; cid < NUM_CARGO; cid++) {
03070 if (HasBit(st->goods[cid].acceptance_pickup, GoodsEntry::GES_ACCEPTED_BIGTICK)) SetBit(cargoes, cid);
03071 }
03072
03073
03074 if (cargoes == 0) return;
03075
03076
03077 Rect r = st->GetCatchmentRect();
03078 TileArea ta(TileXY(r.left, r.top), TileXY(r.right, r.bottom));
03079 TILE_AREA_LOOP(tile, ta) {
03080 if (IsTileType(tile, MP_HOUSE)) {
03081 WatchedCargoCallback(tile, cargoes);
03082 }
03083 }
03084 }
03085
03092 static bool StationHandleBigTick(BaseStation *st)
03093 {
03094 if (!st->IsInUse()) {
03095 if (++st->delete_ctr >= 8) delete st;
03096 return false;
03097 }
03098
03099 if (Station::IsExpected(st)) {
03100 TriggerWatchedCargoCallbacks(Station::From(st));
03101
03102 for (CargoID i = 0; i < NUM_CARGO; i++) {
03103 ClrBit(Station::From(st)->goods[i].acceptance_pickup, GoodsEntry::GES_ACCEPTED_BIGTICK);
03104 }
03105 }
03106
03107
03108 if ((st->facilities & FACIL_WAYPOINT) == 0) UpdateStationAcceptance(Station::From(st), true);
03109
03110 return true;
03111 }
03112
03113 static inline void byte_inc_sat(byte *p)
03114 {
03115 byte b = *p + 1;
03116 if (b != 0) *p = b;
03117 }
03118
03119 static void UpdateStationRating(Station *st)
03120 {
03121 bool waiting_changed = false;
03122
03123 byte_inc_sat(&st->time_since_load);
03124 byte_inc_sat(&st->time_since_unload);
03125
03126 const CargoSpec *cs;
03127 FOR_ALL_CARGOSPECS(cs) {
03128 GoodsEntry *ge = &st->goods[cs->Index()];
03129
03130
03131
03132 if (!HasBit(ge->acceptance_pickup, GoodsEntry::GES_PICKUP) && ge->rating < INITIAL_STATION_RATING) {
03133 ge->rating++;
03134 }
03135
03136
03137 if (HasBit(ge->acceptance_pickup, GoodsEntry::GES_PICKUP)) {
03138 byte_inc_sat(&ge->days_since_pickup);
03139
03140 bool skip = false;
03141 int rating = 0;
03142 uint waiting = ge->cargo.Count();
03143
03144 if (HasBit(cs->callback_mask, CBM_CARGO_STATION_RATING_CALC)) {
03145
03146
03147
03148
03149 uint last_speed = ge->last_speed;
03150 if (last_speed == 0) last_speed = 0xFF;
03151
03152 uint32 var18 = min(ge->days_since_pickup, 0xFF) | (min(waiting, 0xFFFF) << 8) | (min(last_speed, 0xFF) << 24);
03153
03154 uint32 var10 = (st->last_vehicle_type == VEH_INVALID) ? 0x0 : (st->last_vehicle_type + 0x10);
03155 uint16 callback = GetCargoCallback(CBID_CARGO_STATION_RATING_CALC, var10, var18, cs);
03156 if (callback != CALLBACK_FAILED) {
03157 skip = true;
03158 rating = GB(callback, 0, 14);
03159
03160
03161 if (HasBit(callback, 14)) rating -= 0x4000;
03162 }
03163 }
03164
03165 if (!skip) {
03166 int b = ge->last_speed - 85;
03167 if (b >= 0) rating += b >> 2;
03168
03169 byte days = ge->days_since_pickup;
03170 if (st->last_vehicle_type == VEH_SHIP) days >>= 2;
03171 (days > 21) ||
03172 (rating += 25, days > 12) ||
03173 (rating += 25, days > 6) ||
03174 (rating += 45, days > 3) ||
03175 (rating += 35, true);
03176
03177 (rating -= 90, waiting > 1500) ||
03178 (rating += 55, waiting > 1000) ||
03179 (rating += 35, waiting > 600) ||
03180 (rating += 10, waiting > 300) ||
03181 (rating += 20, waiting > 100) ||
03182 (rating += 10, true);
03183 }
03184
03185 if (Company::IsValidID(st->owner) && HasBit(st->town->statues, st->owner)) rating += 26;
03186
03187 byte age = ge->last_age;
03188 (age >= 3) ||
03189 (rating += 10, age >= 2) ||
03190 (rating += 10, age >= 1) ||
03191 (rating += 13, true);
03192
03193 {
03194 int or_ = ge->rating;
03195
03196
03197 ge->rating = rating = or_ + Clamp(Clamp(rating, 0, 255) - or_, -2, 2);
03198
03199
03200
03201 if (rating <= 64 && waiting >= 200) {
03202 int dec = Random() & 0x1F;
03203 if (waiting < 400) dec &= 7;
03204 waiting -= dec + 1;
03205 waiting_changed = true;
03206 }
03207
03208
03209 if (rating <= 127 && waiting != 0) {
03210 uint32 r = Random();
03211 if (rating <= (int)GB(r, 0, 7)) {
03212
03213 waiting = max((int)waiting - (int)GB(r, 8, 2) - 1, 0);
03214 waiting_changed = true;
03215 }
03216 }
03217
03218
03219
03220
03221 static const uint WAITING_CARGO_THRESHOLD = 1 << 12;
03222 static const uint WAITING_CARGO_CUT_FACTOR = 1 << 6;
03223 static const uint MAX_WAITING_CARGO = 1 << 15;
03224
03225 if (waiting > WAITING_CARGO_THRESHOLD) {
03226 uint difference = waiting - WAITING_CARGO_THRESHOLD;
03227 waiting -= (difference / WAITING_CARGO_CUT_FACTOR);
03228
03229 waiting = min(waiting, MAX_WAITING_CARGO);
03230 waiting_changed = true;
03231 }
03232
03233 if (waiting_changed) ge->cargo.Truncate(waiting);
03234 }
03235 }
03236 }
03237
03238 StationID index = st->index;
03239 if (waiting_changed) {
03240 SetWindowDirty(WC_STATION_VIEW, index);
03241 } else {
03242 SetWindowWidgetDirty(WC_STATION_VIEW, index, WID_SV_ACCEPT_RATING_LIST);
03243 }
03244 }
03245
03246
03247 static void StationHandleSmallTick(BaseStation *st)
03248 {
03249 if ((st->facilities & FACIL_WAYPOINT) != 0 || !st->IsInUse()) return;
03250
03251 byte b = st->delete_ctr + 1;
03252 if (b >= STATION_RATING_TICKS) b = 0;
03253 st->delete_ctr = b;
03254
03255 if (b == 0) UpdateStationRating(Station::From(st));
03256 }
03257
03258 void OnTick_Station()
03259 {
03260 if (_game_mode == GM_EDITOR) return;
03261
03262 BaseStation *st;
03263 FOR_ALL_BASE_STATIONS(st) {
03264 StationHandleSmallTick(st);
03265
03266
03267
03268
03269 if ((_tick_counter + st->index) % STATION_ACCEPTANCE_TICKS == 0) {
03270
03271 if (!StationHandleBigTick(st)) continue;
03272 TriggerStationAnimation(st, st->xy, SAT_250_TICKS);
03273 if (Station::IsExpected(st)) AirportAnimationTrigger(Station::From(st), AAT_STATION_250_TICKS);
03274 }
03275 }
03276 }
03277
03279 void StationMonthlyLoop()
03280 {
03281 Station *st;
03282
03283 FOR_ALL_STATIONS(st) {
03284 for (CargoID i = 0; i < NUM_CARGO; i++) {
03285 GoodsEntry *ge = &st->goods[i];
03286 SB(ge->acceptance_pickup, GoodsEntry::GES_LAST_MONTH, 1, GB(ge->acceptance_pickup, GoodsEntry::GES_CURRENT_MONTH, 1));
03287 ClrBit(ge->acceptance_pickup, GoodsEntry::GES_CURRENT_MONTH);
03288 }
03289 }
03290 }
03291
03292
03293 void ModifyStationRatingAround(TileIndex tile, Owner owner, int amount, uint radius)
03294 {
03295 Station *st;
03296
03297 FOR_ALL_STATIONS(st) {
03298 if (st->owner == owner &&
03299 DistanceManhattan(tile, st->xy) <= radius) {
03300 for (CargoID i = 0; i < NUM_CARGO; i++) {
03301 GoodsEntry *ge = &st->goods[i];
03302
03303 if (ge->acceptance_pickup != 0) {
03304 ge->rating = Clamp(ge->rating + amount, 0, 255);
03305 }
03306 }
03307 }
03308 }
03309 }
03310
03311 static uint UpdateStationWaiting(Station *st, CargoID type, uint amount, SourceType source_type, SourceID source_id)
03312 {
03313
03314
03315 if (!CargoPacket::CanAllocateItem()) return 0;
03316
03317 GoodsEntry &ge = st->goods[type];
03318 amount += ge.amount_fract;
03319 ge.amount_fract = GB(amount, 0, 8);
03320
03321 amount >>= 8;
03322
03323 if (amount == 0) return 0;
03324
03325 ge.cargo.Append(new CargoPacket(st->index, st->xy, amount, source_type, source_id));
03326
03327 if (!HasBit(ge.acceptance_pickup, GoodsEntry::GES_PICKUP)) {
03328 InvalidateWindowData(WC_STATION_LIST, st->index);
03329 SetBit(ge.acceptance_pickup, GoodsEntry::GES_PICKUP);
03330 }
03331
03332 TriggerStationAnimation(st, st->xy, SAT_NEW_CARGO, type);
03333 AirportAnimationTrigger(st, AAT_STATION_NEW_CARGO, type);
03334
03335 SetWindowDirty(WC_STATION_VIEW, st->index);
03336 st->MarkTilesDirty(true);
03337 return amount;
03338 }
03339
03340 static bool IsUniqueStationName(const char *name)
03341 {
03342 const Station *st;
03343
03344 FOR_ALL_STATIONS(st) {
03345 if (st->name != NULL && strcmp(st->name, name) == 0) return false;
03346 }
03347
03348 return true;
03349 }
03350
03360 CommandCost CmdRenameStation(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
03361 {
03362 Station *st = Station::GetIfValid(p1);
03363 if (st == NULL) return CMD_ERROR;
03364
03365 CommandCost ret = CheckOwnership(st->owner);
03366 if (ret.Failed()) return ret;
03367
03368 bool reset = StrEmpty(text);
03369
03370 if (!reset) {
03371 if (Utf8StringLength(text) >= MAX_LENGTH_STATION_NAME_CHARS) return CMD_ERROR;
03372 if (!IsUniqueStationName(text)) return_cmd_error(STR_ERROR_NAME_MUST_BE_UNIQUE);
03373 }
03374
03375 if (flags & DC_EXEC) {
03376 free(st->name);
03377 st->name = reset ? NULL : strdup(text);
03378
03379 st->UpdateVirtCoord();
03380 InvalidateWindowData(WC_STATION_LIST, st->owner, 1);
03381 }
03382
03383 return CommandCost();
03384 }
03385
03392 void FindStationsAroundTiles(const TileArea &location, StationList *stations)
03393 {
03394
03395 uint max_rad = (_settings_game.station.modified_catchment ? MAX_CATCHMENT : CA_UNMODIFIED);
03396
03397 uint x = TileX(location.tile);
03398 uint y = TileY(location.tile);
03399
03400 uint min_x = max(AreaMinX(), (int)x - max_rad);
03401 uint max_x = min(AreaMaxX(), x + location.w + max_rad);
03402 uint min_y = max(AreaMinY(), (int)y - max_rad);
03403 uint max_y = min(AreaMaxY(), y + location.h + max_rad);
03404
03405 for (uint cy = min_y; cy < max_y; cy++) {
03406 for (uint cx = min_x; cx < max_x; cx++) {
03407 TileIndex cur_tile = TileXY(cx, cy);
03408 if (cur_tile == INVALID_TILE || !IsTileType(cur_tile, MP_STATION)) continue;
03409
03410 Station *st = Station::GetByTile(cur_tile);
03411
03412 if (st == NULL) continue;
03413
03414 if (_settings_game.station.modified_catchment) {
03415 int rad = st->GetCatchmentRadius();
03416 int rad_x = cx - x;
03417 int rad_y = cy - y;
03418
03419 if (rad_x < -rad || rad_x >= rad + location.w) continue;
03420 if (rad_y < -rad || rad_y >= rad + location.h) continue;
03421 }
03422
03423
03424
03425
03426 stations->Include(st);
03427 }
03428 }
03429 }
03430
03435 const StationList *StationFinder::GetStations()
03436 {
03437 if (this->tile != INVALID_TILE) {
03438 FindStationsAroundTiles(*this, &this->stations);
03439 this->tile = INVALID_TILE;
03440 }
03441 return &this->stations;
03442 }
03443
03444 uint MoveGoodsToStation(CargoID type, uint amount, SourceType source_type, SourceID source_id, const StationList *all_stations)
03445 {
03446
03447 if (amount == 0) return 0;
03448
03449 Station *st1 = NULL;
03450 Station *st2 = NULL;
03451 uint best_rating1 = 0;
03452 uint best_rating2 = 0;
03453
03454 for (Station * const *st_iter = all_stations->Begin(); st_iter != all_stations->End(); ++st_iter) {
03455 Station *st = *st_iter;
03456
03457
03458 if (st->town->exclusive_counter > 0 && st->town->exclusivity != st->owner) continue;
03459
03460 if (st->goods[type].rating == 0) continue;
03461
03462 if (_settings_game.order.selectgoods && st->goods[type].last_speed == 0) continue;
03463
03464 if (IsCargoInClass(type, CC_PASSENGERS)) {
03465 if (st->facilities == FACIL_TRUCK_STOP) continue;
03466 } else {
03467 if (st->facilities == FACIL_BUS_STOP) continue;
03468 }
03469
03470
03471 if (st1 == NULL || st->goods[type].rating >= best_rating1) {
03472 st2 = st1; best_rating2 = best_rating1; st1 = st; best_rating1 = st->goods[type].rating;
03473 } else if (st2 == NULL || st->goods[type].rating >= best_rating2) {
03474 st2 = st; best_rating2 = st->goods[type].rating;
03475 }
03476 }
03477
03478
03479 if (st1 == NULL) return 0;
03480
03481
03482
03483 amount *= best_rating1 + 1;
03484
03485 if (st2 == NULL) {
03486
03487 return UpdateStationWaiting(st1, type, amount, source_type, source_id);
03488 }
03489
03490
03491 assert(st1 != NULL);
03492 assert(st2 != NULL);
03493 assert(best_rating1 != 0 || best_rating2 != 0);
03494
03495
03496
03497
03498
03499
03500 uint worst_cargo = amount * best_rating2 / (best_rating1 + best_rating2);
03501 assert(worst_cargo <= (amount - worst_cargo));
03502
03503
03504 uint moved = UpdateStationWaiting(st1, type, amount - worst_cargo, source_type, source_id);
03505
03506
03507 return moved + UpdateStationWaiting(st2, type, worst_cargo, source_type, source_id);
03508 }
03509
03510 void BuildOilRig(TileIndex tile)
03511 {
03512 if (!Station::CanAllocateItem()) {
03513 DEBUG(misc, 0, "Can't allocate station for oilrig at 0x%X, reverting to oilrig only", tile);
03514 return;
03515 }
03516
03517 Station *st = new Station(tile);
03518 st->town = ClosestTownFromTile(tile, UINT_MAX);
03519 st->head_to_head = GetAreaByTile(tile);
03520
03521 st->string_id = GenerateStationName(st, tile, STATIONNAMING_OILRIG);
03522
03523 assert(IsTileType(tile, MP_INDUSTRY));
03524 DeleteAnimatedTile(tile);
03525 MakeOilrig(tile, st->index, GetWaterClass(tile));
03526
03527 st->owner = OWNER_NONE;
03528 st->airport.type = AT_OILRIG;
03529 st->airport.Add(tile);
03530 st->dock_tile = tile;
03531 st->facilities = FACIL_AIRPORT | FACIL_DOCK;
03532 st->build_date = _date;
03533 st->head_to_head = GetAreaByTile(st->xy);
03534
03535 st->rect.BeforeAddTile(tile, StationRect::ADD_FORCE);
03536
03537 for (CargoID j = 0; j < NUM_CARGO; j++) {
03538 st->goods[j].acceptance_pickup = 0;
03539 st->goods[j].days_since_pickup = 255;
03540 st->goods[j].rating = INITIAL_STATION_RATING;
03541 st->goods[j].last_speed = 0;
03542 st->goods[j].last_age = 255;
03543 }
03544
03545 st->UpdateVirtCoord();
03546 UpdateStationAcceptance(st, false);
03547 st->RecomputeIndustriesNear();
03548 }
03549
03550 void DeleteOilRig(TileIndex tile)
03551 {
03552 Station *st = Station::GetByTile(tile);
03553
03554 MakeWaterKeepingClass(tile, OWNER_NONE);
03555
03556 st->dock_tile = INVALID_TILE;
03557 st->airport.Clear();
03558 st->facilities &= ~(FACIL_AIRPORT | FACIL_DOCK);
03559 st->airport.flags = 0;
03560
03561 st->rect.AfterRemoveTile(st, tile);
03562
03563 st->UpdateVirtCoord();
03564 st->RecomputeIndustriesNear();
03565 if (!st->IsInUse()) delete st;
03566 }
03567
03568 static void ChangeTileOwner_Station(TileIndex tile, Owner old_owner, Owner new_owner)
03569 {
03570 if (IsRoadStopTile(tile)) {
03571 for (RoadType rt = ROADTYPE_ROAD; rt < ROADTYPE_END; rt++) {
03572
03573 if (GetRoadOwner(tile, rt) == old_owner) {
03574 if (HasTileRoadType(tile, rt)) {
03575
03576 Company::Get(old_owner)->infrastructure.road[rt] -= 2;
03577 if (new_owner != INVALID_OWNER) Company::Get(new_owner)->infrastructure.road[rt] += 2;
03578 }
03579 SetRoadOwner(tile, rt, new_owner == INVALID_OWNER ? OWNER_NONE : new_owner);
03580 }
03581 }
03582 }
03583
03584 if (!IsTileOwner(tile, old_owner)) return;
03585
03586 if (new_owner != INVALID_OWNER) {
03587
03588
03589
03590
03591 Company *old_company = Company::Get(old_owner);
03592 Company *new_company = Company::Get(new_owner);
03593
03594
03595 switch (GetStationType(tile)) {
03596 case STATION_RAIL:
03597 case STATION_WAYPOINT:
03598 if (!IsStationTileBlocked(tile)) {
03599 old_company->infrastructure.rail[GetRailType(tile)]--;
03600 new_company->infrastructure.rail[GetRailType(tile)]++;
03601 }
03602 break;
03603
03604 case STATION_BUS:
03605 case STATION_TRUCK:
03606
03607 break;
03608
03609 case STATION_BUOY:
03610 case STATION_DOCK:
03611 if (GetWaterClass(tile) == WATER_CLASS_CANAL) {
03612 old_company->infrastructure.water--;
03613 new_company->infrastructure.water++;
03614 }
03615 break;
03616
03617 default:
03618 break;
03619 }
03620
03621
03622 if (!IsBuoy(tile) && !IsAirport(tile)) {
03623 old_company->infrastructure.station--;
03624 new_company->infrastructure.station++;
03625 }
03626
03627
03628 SetTileOwner(tile, new_owner);
03629 InvalidateWindowClassesData(WC_STATION_LIST, 0);
03630 } else {
03631 if (IsDriveThroughStopTile(tile)) {
03632
03633 DoCommand(tile, 1 | 1 << 8, (GetStationType(tile) == STATION_TRUCK) ? ROADSTOP_TRUCK : ROADSTOP_BUS, DC_EXEC | DC_BANKRUPT, CMD_REMOVE_ROAD_STOP);
03634 assert(IsTileType(tile, MP_ROAD));
03635
03636 ChangeTileOwner(tile, old_owner, new_owner);
03637 } else {
03638 DoCommand(tile, 0, 0, DC_EXEC | DC_BANKRUPT, CMD_LANDSCAPE_CLEAR);
03639
03640
03641
03642 if ((IsTileType(tile, MP_WATER) || IsBuoyTile(tile)) && IsTileOwner(tile, old_owner)) SetTileOwner(tile, OWNER_NONE);
03643 }
03644 }
03645 }
03646
03655 static bool CanRemoveRoadWithStop(TileIndex tile, DoCommandFlag flags)
03656 {
03657
03658 if (_current_company == OWNER_WATER) return true;
03659
03660 RoadTypes rts = GetRoadTypes(tile);
03661 if (HasBit(rts, ROADTYPE_TRAM)) {
03662 Owner tram_owner = GetRoadOwner(tile, ROADTYPE_TRAM);
03663 if (tram_owner != OWNER_NONE && CheckOwnership(tram_owner).Failed()) return false;
03664 }
03665 if (HasBit(rts, ROADTYPE_ROAD)) {
03666 Owner road_owner = GetRoadOwner(tile, ROADTYPE_ROAD);
03667 if (road_owner != OWNER_TOWN) {
03668 if (road_owner != OWNER_NONE && CheckOwnership(road_owner).Failed()) return false;
03669 } else {
03670 if (CheckAllowRemoveRoad(tile, GetAnyRoadBits(tile, ROADTYPE_ROAD), OWNER_TOWN, ROADTYPE_ROAD, flags).Failed()) return false;
03671 }
03672 }
03673
03674 return true;
03675 }
03676
03683 CommandCost ClearTile_Station(TileIndex tile, DoCommandFlag flags)
03684 {
03685 if (flags & DC_AUTO) {
03686 switch (GetStationType(tile)) {
03687 default: break;
03688 case STATION_RAIL: return_cmd_error(STR_ERROR_MUST_DEMOLISH_RAILROAD);
03689 case STATION_WAYPOINT: return_cmd_error(STR_ERROR_BUILDING_MUST_BE_DEMOLISHED);
03690 case STATION_AIRPORT: return_cmd_error(STR_ERROR_MUST_DEMOLISH_AIRPORT_FIRST);
03691 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);
03692 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);
03693 case STATION_BUOY: return_cmd_error(STR_ERROR_BUOY_IN_THE_WAY);
03694 case STATION_DOCK: return_cmd_error(STR_ERROR_MUST_DEMOLISH_DOCK_FIRST);
03695 case STATION_OILRIG:
03696 SetDParam(1, STR_INDUSTRY_NAME_OIL_RIG);
03697 return_cmd_error(STR_ERROR_GENERIC_OBJECT_IN_THE_WAY);
03698 }
03699 }
03700
03701 switch (GetStationType(tile)) {
03702 case STATION_RAIL: return RemoveRailStation(tile, flags);
03703 case STATION_WAYPOINT: return RemoveRailWaypoint(tile, flags);
03704 case STATION_AIRPORT: return RemoveAirport(tile, flags);
03705 case STATION_TRUCK:
03706 if (IsDriveThroughStopTile(tile) && !CanRemoveRoadWithStop(tile, flags)) {
03707 return_cmd_error(STR_ERROR_MUST_DEMOLISH_TRUCK_STATION_FIRST);
03708 }
03709 return RemoveRoadStop(tile, flags);
03710 case STATION_BUS:
03711 if (IsDriveThroughStopTile(tile) && !CanRemoveRoadWithStop(tile, flags)) {
03712 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BUS_STATION_FIRST);
03713 }
03714 return RemoveRoadStop(tile, flags);
03715 case STATION_BUOY: return RemoveBuoy(tile, flags);
03716 case STATION_DOCK: return RemoveDock(tile, flags);
03717 default: break;
03718 }
03719
03720 return CMD_ERROR;
03721 }
03722
03723 static CommandCost TerraformTile_Station(TileIndex tile, DoCommandFlag flags, int z_new, Slope tileh_new)
03724 {
03725 if (_settings_game.construction.build_on_slopes && AutoslopeEnabled()) {
03726
03727
03728
03729 if (GetTileMaxZ(tile) == z_new + GetSlopeMaxZ(tileh_new)) {
03730 switch (GetStationType(tile)) {
03731 case STATION_WAYPOINT:
03732 case STATION_RAIL: {
03733 DiagDirection direction = AxisToDiagDir(GetRailStationAxis(tile));
03734 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, direction)) break;
03735 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, ReverseDiagDir(direction))) break;
03736 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03737 }
03738
03739 case STATION_AIRPORT:
03740 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03741
03742 case STATION_TRUCK:
03743 case STATION_BUS: {
03744 DiagDirection direction = GetRoadStopDir(tile);
03745 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, direction)) break;
03746 if (IsDriveThroughStopTile(tile)) {
03747 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, ReverseDiagDir(direction))) break;
03748 }
03749 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03750 }
03751
03752 default: break;
03753 }
03754 }
03755 }
03756 return DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
03757 }
03758
03759
03760 extern const TileTypeProcs _tile_type_station_procs = {
03761 DrawTile_Station,
03762 GetSlopePixelZ_Station,
03763 ClearTile_Station,
03764 NULL,
03765 GetTileDesc_Station,
03766 GetTileTrackStatus_Station,
03767 ClickTile_Station,
03768 AnimateTile_Station,
03769 TileLoop_Station,
03770 ChangeTileOwner_Station,
03771 NULL,
03772 VehicleEnter_Station,
03773 GetFoundation_Station,
03774 TerraformTile_Station,
03775 };