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00012 #include "stdafx.h"
00013 #include "aircraft.h"
00014 #include "bridge_map.h"
00015 #include "cmd_helper.h"
00016 #include "viewport_func.h"
00017 #include "command_func.h"
00018 #include "town.h"
00019 #include "news_func.h"
00020 #include "train.h"
00021 #include "roadveh.h"
00022 #include "industry.h"
00023 #include "newgrf_cargo.h"
00024 #include "newgrf_debug.h"
00025 #include "newgrf_station.h"
00026 #include "pathfinder/yapf/yapf_cache.h"
00027 #include "road_internal.h"
00028 #include "autoslope.h"
00029 #include "water.h"
00030 #include "station_gui.h"
00031 #include "strings_func.h"
00032 #include "functions.h"
00033 #include "window_func.h"
00034 #include "date_func.h"
00035 #include "vehicle_func.h"
00036 #include "string_func.h"
00037 #include "animated_tile_func.h"
00038 #include "elrail_func.h"
00039 #include "station_base.h"
00040 #include "roadstop_base.h"
00041 #include "newgrf_railtype.h"
00042 #include "waypoint_base.h"
00043 #include "waypoint_func.h"
00044 #include "pbs.h"
00045 #include "debug.h"
00046 #include "core/random_func.hpp"
00047 #include "company_base.h"
00048 #include "table/airporttile_ids.h"
00049 #include "newgrf_airporttiles.h"
00050 #include "order_backup.h"
00051
00052 #include "table/strings.h"
00053
00060 bool IsHangar(TileIndex t)
00061 {
00062 assert(IsTileType(t, MP_STATION));
00063
00064
00065 if (!IsAirport(t)) return false;
00066
00067 const Station *st = Station::GetByTile(t);
00068 const AirportSpec *as = st->airport.GetSpec();
00069
00070 for (uint i = 0; i < as->nof_depots; i++) {
00071 if (st->airport.GetHangarTile(i) == t) return true;
00072 }
00073
00074 return false;
00075 }
00076
00084 template <class T>
00085 CommandCost GetStationAround(TileArea ta, StationID closest_station, T **st)
00086 {
00087 ta.tile -= TileDiffXY(1, 1);
00088 ta.w += 2;
00089 ta.h += 2;
00090
00091
00092 TILE_AREA_LOOP(tile_cur, ta) {
00093 if (IsTileType(tile_cur, MP_STATION)) {
00094 StationID t = GetStationIndex(tile_cur);
00095
00096 if (closest_station == INVALID_STATION) {
00097 if (T::IsValidID(t)) closest_station = t;
00098 } else if (closest_station != t) {
00099 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00100 }
00101 }
00102 }
00103 *st = (closest_station == INVALID_STATION) ? NULL : T::Get(closest_station);
00104 return CommandCost();
00105 }
00106
00112 typedef bool (*CMSAMatcher)(TileIndex tile);
00113
00120 static int CountMapSquareAround(TileIndex tile, CMSAMatcher cmp)
00121 {
00122 int num = 0;
00123
00124 for (int dx = -3; dx <= 3; dx++) {
00125 for (int dy = -3; dy <= 3; dy++) {
00126 TileIndex t = TileAddWrap(tile, dx, dy);
00127 if (t != INVALID_TILE && cmp(t)) num++;
00128 }
00129 }
00130
00131 return num;
00132 }
00133
00139 static bool CMSAMine(TileIndex tile)
00140 {
00141
00142 if (!IsTileType(tile, MP_INDUSTRY)) return false;
00143
00144 const Industry *ind = Industry::GetByTile(tile);
00145
00146
00147 if ((GetIndustrySpec(ind->type)->life_type & INDUSTRYLIFE_EXTRACTIVE) == 0) return false;
00148
00149 for (uint i = 0; i < lengthof(ind->produced_cargo); i++) {
00150
00151
00152 if (ind->produced_cargo[i] != CT_INVALID &&
00153 (CargoSpec::Get(ind->produced_cargo[i])->classes & (CC_LIQUID | CC_PASSENGERS | CC_MAIL)) == 0) {
00154 return true;
00155 }
00156 }
00157
00158 return false;
00159 }
00160
00166 static bool CMSAWater(TileIndex tile)
00167 {
00168 return IsTileType(tile, MP_WATER) && IsWater(tile);
00169 }
00170
00176 static bool CMSATree(TileIndex tile)
00177 {
00178 return IsTileType(tile, MP_TREES);
00179 }
00180
00186 static bool CMSAForest(TileIndex tile)
00187 {
00188
00189 if (!IsTileType(tile, MP_INDUSTRY)) return false;
00190
00191 const Industry *ind = Industry::GetByTile(tile);
00192
00193
00194 if ((GetIndustrySpec(ind->type)->life_type & INDUSTRYLIFE_ORGANIC) == 0) return false;
00195
00196 for (uint i = 0; i < lengthof(ind->produced_cargo); i++) {
00197
00198 if (ind->produced_cargo[i] != CT_INVALID && CargoSpec::Get(ind->produced_cargo[i])->label == 'WOOD') return true;
00199 }
00200
00201 return false;
00202 }
00203
00204 #define M(x) ((x) - STR_SV_STNAME)
00205
00206 enum StationNaming {
00207 STATIONNAMING_RAIL,
00208 STATIONNAMING_ROAD,
00209 STATIONNAMING_AIRPORT,
00210 STATIONNAMING_OILRIG,
00211 STATIONNAMING_DOCK,
00212 STATIONNAMING_HELIPORT,
00213 };
00214
00216 struct StationNameInformation {
00217 uint32 free_names;
00218 bool *indtypes;
00219 };
00220
00229 static bool FindNearIndustryName(TileIndex tile, void *user_data)
00230 {
00231
00232 StationNameInformation *sni = (StationNameInformation*)user_data;
00233 if (!IsTileType(tile, MP_INDUSTRY)) return false;
00234
00235
00236 IndustryType indtype = GetIndustryType(tile);
00237 if (GetIndustrySpec(indtype)->station_name == STR_UNDEFINED) return false;
00238
00239
00240
00241 sni->free_names &= ~(1 << M(STR_SV_STNAME_OILFIELD) | 1 << M(STR_SV_STNAME_MINES));
00242 return !sni->indtypes[indtype];
00243 }
00244
00245 static StringID GenerateStationName(Station *st, TileIndex tile, StationNaming name_class)
00246 {
00247 static const uint32 _gen_station_name_bits[] = {
00248 0,
00249 0,
00250 1U << M(STR_SV_STNAME_AIRPORT),
00251 1U << M(STR_SV_STNAME_OILFIELD),
00252 1U << M(STR_SV_STNAME_DOCKS),
00253 1U << M(STR_SV_STNAME_HELIPORT),
00254 };
00255
00256 const Town *t = st->town;
00257 uint32 free_names = UINT32_MAX;
00258
00259 bool indtypes[NUM_INDUSTRYTYPES];
00260 memset(indtypes, 0, sizeof(indtypes));
00261
00262 const Station *s;
00263 FOR_ALL_STATIONS(s) {
00264 if (s != st && s->town == t) {
00265 if (s->indtype != IT_INVALID) {
00266 indtypes[s->indtype] = true;
00267 continue;
00268 }
00269 uint str = M(s->string_id);
00270 if (str <= 0x20) {
00271 if (str == M(STR_SV_STNAME_FOREST)) {
00272 str = M(STR_SV_STNAME_WOODS);
00273 }
00274 ClrBit(free_names, str);
00275 }
00276 }
00277 }
00278
00279 TileIndex indtile = tile;
00280 StationNameInformation sni = { free_names, indtypes };
00281 if (CircularTileSearch(&indtile, 7, FindNearIndustryName, &sni)) {
00282
00283 IndustryType indtype = GetIndustryType(indtile);
00284 const IndustrySpec *indsp = GetIndustrySpec(indtype);
00285
00286 if (indsp->station_name != STR_NULL) {
00287 st->indtype = indtype;
00288 return STR_SV_STNAME_FALLBACK;
00289 }
00290 }
00291
00292
00293 free_names = sni.free_names;
00294
00295
00296 uint32 tmp = free_names & _gen_station_name_bits[name_class];
00297 if (tmp != 0) return STR_SV_STNAME + FindFirstBit(tmp);
00298
00299
00300 if (HasBit(free_names, M(STR_SV_STNAME_MINES))) {
00301 if (CountMapSquareAround(tile, CMSAMine) >= 2) {
00302 return STR_SV_STNAME_MINES;
00303 }
00304 }
00305
00306
00307 if (DistanceMax(tile, t->xy) < 8) {
00308 if (HasBit(free_names, M(STR_SV_STNAME))) return STR_SV_STNAME;
00309
00310 if (HasBit(free_names, M(STR_SV_STNAME_CENTRAL))) return STR_SV_STNAME_CENTRAL;
00311 }
00312
00313
00314 if (HasBit(free_names, M(STR_SV_STNAME_LAKESIDE)) &&
00315 DistanceFromEdge(tile) < 20 &&
00316 CountMapSquareAround(tile, CMSAWater) >= 5) {
00317 return STR_SV_STNAME_LAKESIDE;
00318 }
00319
00320
00321 if (HasBit(free_names, M(STR_SV_STNAME_WOODS)) && (
00322 CountMapSquareAround(tile, CMSATree) >= 8 ||
00323 CountMapSquareAround(tile, CMSAForest) >= 2)
00324 ) {
00325 return _settings_game.game_creation.landscape == LT_TROPIC ? STR_SV_STNAME_FOREST : STR_SV_STNAME_WOODS;
00326 }
00327
00328
00329 uint z = GetTileZ(tile);
00330 uint z2 = GetTileZ(t->xy);
00331 if (z < z2) {
00332 if (HasBit(free_names, M(STR_SV_STNAME_VALLEY))) return STR_SV_STNAME_VALLEY;
00333 } else if (z > z2) {
00334 if (HasBit(free_names, M(STR_SV_STNAME_HEIGHTS))) return STR_SV_STNAME_HEIGHTS;
00335 }
00336
00337
00338 static const int8 _direction_and_table[] = {
00339 ~( (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_EAST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00340 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00341 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_EAST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00342 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_EAST)) ),
00343 };
00344
00345 free_names &= _direction_and_table[
00346 (TileX(tile) < TileX(t->xy)) +
00347 (TileY(tile) < TileY(t->xy)) * 2];
00348
00349 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));
00350 return (tmp == 0) ? STR_SV_STNAME_FALLBACK : (STR_SV_STNAME + FindFirstBit(tmp));
00351 }
00352 #undef M
00353
00359 static Station *GetClosestDeletedStation(TileIndex tile)
00360 {
00361 uint threshold = 8;
00362 Station *best_station = NULL;
00363 Station *st;
00364
00365 FOR_ALL_STATIONS(st) {
00366 if (!st->IsInUse() && st->owner == _current_company) {
00367 uint cur_dist = DistanceManhattan(tile, st->xy);
00368
00369 if (cur_dist < threshold) {
00370 threshold = cur_dist;
00371 best_station = st;
00372 }
00373 }
00374 }
00375
00376 return best_station;
00377 }
00378
00379
00380 void Station::GetTileArea(TileArea *ta, StationType type) const
00381 {
00382 switch (type) {
00383 case STATION_RAIL:
00384 *ta = this->train_station;
00385 return;
00386
00387 case STATION_AIRPORT:
00388 *ta = this->airport;
00389 return;
00390
00391 case STATION_TRUCK:
00392 *ta = this->truck_station;
00393 return;
00394
00395 case STATION_BUS:
00396 *ta = this->bus_station;
00397 return;
00398
00399 case STATION_DOCK:
00400 case STATION_OILRIG:
00401 ta->tile = this->dock_tile;
00402 break;
00403
00404 default: NOT_REACHED();
00405 }
00406
00407 ta->w = 1;
00408 ta->h = 1;
00409 }
00410
00414 void Station::UpdateVirtCoord()
00415 {
00416 Point pt = RemapCoords2(TileX(this->xy) * TILE_SIZE, TileY(this->xy) * TILE_SIZE);
00417
00418 pt.y -= 32;
00419 if ((this->facilities & FACIL_AIRPORT) && this->airport.type == AT_OILRIG) pt.y -= 16;
00420
00421 SetDParam(0, this->index);
00422 SetDParam(1, this->facilities);
00423 this->sign.UpdatePosition(pt.x, pt.y, STR_VIEWPORT_STATION);
00424
00425 SetWindowDirty(WC_STATION_VIEW, this->index);
00426 }
00427
00429 void UpdateAllStationVirtCoords()
00430 {
00431 BaseStation *st;
00432
00433 FOR_ALL_BASE_STATIONS(st) {
00434 st->UpdateVirtCoord();
00435 }
00436 }
00437
00443 static uint GetAcceptanceMask(const Station *st)
00444 {
00445 uint mask = 0;
00446
00447 for (CargoID i = 0; i < NUM_CARGO; i++) {
00448 if (HasBit(st->goods[i].acceptance_pickup, GoodsEntry::ACCEPTANCE)) mask |= 1 << i;
00449 }
00450 return mask;
00451 }
00452
00457 static void ShowRejectOrAcceptNews(const Station *st, uint num_items, CargoID *cargo, StringID msg)
00458 {
00459 for (uint i = 0; i < num_items; i++) {
00460 SetDParam(i + 1, CargoSpec::Get(cargo[i])->name);
00461 }
00462
00463 SetDParam(0, st->index);
00464 AddNewsItem(msg, NS_ACCEPTANCE, NR_STATION, st->index);
00465 }
00466
00474 CargoArray GetProductionAroundTiles(TileIndex tile, int w, int h, int rad)
00475 {
00476 CargoArray produced;
00477
00478 int x = TileX(tile);
00479 int y = TileY(tile);
00480
00481
00482
00483 int x2 = min(x + w + rad, MapSizeX());
00484 int x1 = max(x - rad, 0);
00485
00486 int y2 = min(y + h + rad, MapSizeY());
00487 int y1 = max(y - rad, 0);
00488
00489 assert(x1 < x2);
00490 assert(y1 < y2);
00491 assert(w > 0);
00492 assert(h > 0);
00493
00494 TileArea ta(TileXY(x1, y1), TileXY(x2 - 1, y2 - 1));
00495
00496
00497
00498 TILE_AREA_LOOP(tile, ta) AddProducedCargo(tile, produced);
00499
00500
00501
00502
00503
00504
00505
00506 const Industry *i;
00507 FOR_ALL_INDUSTRIES(i) {
00508 if (!ta.Intersects(i->location)) continue;
00509
00510 for (uint j = 0; j < lengthof(i->produced_cargo); j++) {
00511 CargoID cargo = i->produced_cargo[j];
00512 if (cargo != CT_INVALID) produced[cargo]++;
00513 }
00514 }
00515
00516 return produced;
00517 }
00518
00527 CargoArray GetAcceptanceAroundTiles(TileIndex tile, int w, int h, int rad, uint32 *always_accepted)
00528 {
00529 CargoArray acceptance;
00530 if (always_accepted != NULL) *always_accepted = 0;
00531
00532 int x = TileX(tile);
00533 int y = TileY(tile);
00534
00535
00536
00537 int x2 = min(x + w + rad, MapSizeX());
00538 int y2 = min(y + h + rad, MapSizeY());
00539 int x1 = max(x - rad, 0);
00540 int y1 = max(y - rad, 0);
00541
00542 assert(x1 < x2);
00543 assert(y1 < y2);
00544 assert(w > 0);
00545 assert(h > 0);
00546
00547 for (int yc = y1; yc != y2; yc++) {
00548 for (int xc = x1; xc != x2; xc++) {
00549 TileIndex tile = TileXY(xc, yc);
00550 AddAcceptedCargo(tile, acceptance, always_accepted);
00551 }
00552 }
00553
00554 return acceptance;
00555 }
00556
00562 void UpdateStationAcceptance(Station *st, bool show_msg)
00563 {
00564
00565 uint old_acc = GetAcceptanceMask(st);
00566
00567
00568 CargoArray acceptance;
00569 if (!st->rect.IsEmpty()) {
00570 acceptance = GetAcceptanceAroundTiles(
00571 TileXY(st->rect.left, st->rect.top),
00572 st->rect.right - st->rect.left + 1,
00573 st->rect.bottom - st->rect.top + 1,
00574 st->GetCatchmentRadius(),
00575 &st->always_accepted
00576 );
00577 }
00578
00579
00580 for (CargoID i = 0; i < NUM_CARGO; i++) {
00581 uint amt = min(acceptance[i], 15);
00582
00583
00584 bool is_passengers = IsCargoInClass(i, CC_PASSENGERS);
00585 if ((!is_passengers && !(st->facilities & ~FACIL_BUS_STOP)) ||
00586 (is_passengers && !(st->facilities & ~FACIL_TRUCK_STOP))) {
00587 amt = 0;
00588 }
00589
00590 SB(st->goods[i].acceptance_pickup, GoodsEntry::ACCEPTANCE, 1, amt >= 8);
00591 }
00592
00593
00594 uint new_acc = GetAcceptanceMask(st);
00595 if (old_acc == new_acc) return;
00596
00597
00598 if (show_msg && st->owner == _local_company && st->IsInUse()) {
00599
00600
00601 static const StringID accept_msg[] = {
00602 STR_NEWS_STATION_NOW_ACCEPTS_CARGO,
00603 STR_NEWS_STATION_NOW_ACCEPTS_CARGO_AND_CARGO,
00604 };
00605 static const StringID reject_msg[] = {
00606 STR_NEWS_STATION_NO_LONGER_ACCEPTS_CARGO,
00607 STR_NEWS_STATION_NO_LONGER_ACCEPTS_CARGO_OR_CARGO,
00608 };
00609
00610
00611 CargoID accepts[2] = { CT_INVALID, CT_INVALID };
00612 CargoID rejects[2] = { CT_INVALID, CT_INVALID };
00613 uint num_acc = 0;
00614 uint num_rej = 0;
00615
00616
00617 for (CargoID i = 0; i < NUM_CARGO; i++) {
00618 if (HasBit(new_acc, i)) {
00619 if (!HasBit(old_acc, i) && num_acc < lengthof(accepts)) {
00620
00621 accepts[num_acc++] = i;
00622 }
00623 } else {
00624 if (HasBit(old_acc, i) && num_rej < lengthof(rejects)) {
00625
00626 rejects[num_rej++] = i;
00627 }
00628 }
00629 }
00630
00631
00632 if (num_acc > 0) ShowRejectOrAcceptNews(st, num_acc, accepts, accept_msg[num_acc - 1]);
00633 if (num_rej > 0) ShowRejectOrAcceptNews(st, num_rej, rejects, reject_msg[num_rej - 1]);
00634 }
00635
00636
00637 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_ACCEPTLIST);
00638 }
00639
00640 static void UpdateStationSignCoord(BaseStation *st)
00641 {
00642 const StationRect *r = &st->rect;
00643
00644 if (r->IsEmpty()) return;
00645
00646
00647 st->xy = TileXY(ClampU(TileX(st->xy), r->left, r->right), ClampU(TileY(st->xy), r->top, r->bottom));
00648 st->UpdateVirtCoord();
00649 }
00650
00657 static void DeleteStationIfEmpty(BaseStation *st)
00658 {
00659 if (!st->IsInUse()) {
00660 st->delete_ctr = 0;
00661 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
00662 }
00663
00664 UpdateStationSignCoord(st);
00665 }
00666
00667 CommandCost ClearTile_Station(TileIndex tile, DoCommandFlag flags);
00668
00677 CommandCost CheckBuildableTile(TileIndex tile, uint invalid_dirs, int &allowed_z, bool check_bridge = true)
00678 {
00679 if (check_bridge && MayHaveBridgeAbove(tile) && IsBridgeAbove(tile)) {
00680 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
00681 }
00682
00683 CommandCost ret = EnsureNoVehicleOnGround(tile);
00684 if (ret.Failed()) return ret;
00685
00686 uint z;
00687 Slope tileh = GetTileSlope(tile, &z);
00688
00689
00690
00691
00692
00693 if (IsSteepSlope(tileh) ||
00694 ((!_settings_game.construction.build_on_slopes) && tileh != SLOPE_FLAT)) {
00695 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00696 }
00697
00698 CommandCost cost(EXPENSES_CONSTRUCTION);
00699 int flat_z = z;
00700 if (tileh != SLOPE_FLAT) {
00701
00702 if ((HasBit(invalid_dirs, DIAGDIR_NE) && !(tileh & SLOPE_NE)) ||
00703 (HasBit(invalid_dirs, DIAGDIR_SE) && !(tileh & SLOPE_SE)) ||
00704 (HasBit(invalid_dirs, DIAGDIR_SW) && !(tileh & SLOPE_SW)) ||
00705 (HasBit(invalid_dirs, DIAGDIR_NW) && !(tileh & SLOPE_NW))) {
00706 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00707 }
00708 cost.AddCost(_price[PR_BUILD_FOUNDATION]);
00709 flat_z += TILE_HEIGHT;
00710 }
00711
00712
00713 if (allowed_z < 0) {
00714
00715 allowed_z = flat_z;
00716 } else if (allowed_z != flat_z) {
00717 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00718 }
00719
00720 return cost;
00721 }
00722
00729 CommandCost CheckFlatLand(TileArea tile_area, DoCommandFlag flags)
00730 {
00731 CommandCost cost(EXPENSES_CONSTRUCTION);
00732 int allowed_z = -1;
00733
00734 TILE_AREA_LOOP(tile_cur, tile_area) {
00735 CommandCost ret = CheckBuildableTile(tile_cur, 0, allowed_z);
00736 if (ret.Failed()) return ret;
00737 cost.AddCost(ret);
00738
00739 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00740 if (ret.Failed()) return ret;
00741 cost.AddCost(ret);
00742 }
00743
00744 return cost;
00745 }
00746
00757 static CommandCost CheckFlatLandRailStation(TileArea tile_area, DoCommandFlag flags, uint invalid_dirs, StationID *station, RailType rt, SmallVector<Train *, 4> &affected_vehicles)
00758 {
00759 CommandCost cost(EXPENSES_CONSTRUCTION);
00760 int allowed_z = -1;
00761
00762 TILE_AREA_LOOP(tile_cur, tile_area) {
00763 CommandCost ret = CheckBuildableTile(tile_cur, invalid_dirs, allowed_z);
00764 if (ret.Failed()) return ret;
00765 cost.AddCost(ret);
00766
00767
00768
00769
00770 if (station != NULL && IsTileType(tile_cur, MP_STATION)) {
00771 if (!IsRailStation(tile_cur)) {
00772 return ClearTile_Station(tile_cur, DC_AUTO);
00773 } else {
00774 StationID st = GetStationIndex(tile_cur);
00775 if (*station == INVALID_STATION) {
00776 *station = st;
00777 } else if (*station != st) {
00778 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00779 }
00780 }
00781 } else {
00782
00783
00784 if (rt != INVALID_RAILTYPE &&
00785 IsPlainRailTile(tile_cur) && !HasSignals(tile_cur) &&
00786 HasPowerOnRail(GetRailType(tile_cur), rt)) {
00787
00788
00789
00790
00791
00792
00793 TrackBits tracks = GetTrackBits(tile_cur);
00794 Track track = RemoveFirstTrack(&tracks);
00795 Track expected_track = HasBit(invalid_dirs, DIAGDIR_NE) ? TRACK_X : TRACK_Y;
00796
00797 if (tracks == TRACK_BIT_NONE && track == expected_track) {
00798
00799 if (HasBit(GetRailReservationTrackBits(tile_cur), track)) {
00800 Train *v = GetTrainForReservation(tile_cur, track);
00801 if (v != NULL) {
00802 *affected_vehicles.Append() = v;
00803 }
00804 }
00805 CommandCost ret = DoCommand(tile_cur, 0, track, flags, CMD_REMOVE_SINGLE_RAIL);
00806 if (ret.Failed()) return ret;
00807 cost.AddCost(ret);
00808
00809 continue;
00810 }
00811 }
00812 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00813 if (ret.Failed()) return ret;
00814 cost.AddCost(ret);
00815 }
00816 }
00817
00818 return cost;
00819 }
00820
00833 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)
00834 {
00835 CommandCost cost(EXPENSES_CONSTRUCTION);
00836 int allowed_z = -1;
00837
00838 TILE_AREA_LOOP(cur_tile, tile_area) {
00839 CommandCost ret = CheckBuildableTile(cur_tile, invalid_dirs, allowed_z);
00840 if (ret.Failed()) return ret;
00841 cost.AddCost(ret);
00842
00843
00844
00845
00846 if (station != NULL && IsTileType(cur_tile, MP_STATION)) {
00847 if (!IsRoadStop(cur_tile)) {
00848 return ClearTile_Station(cur_tile, DC_AUTO);
00849 } else {
00850 if (is_truck_stop != IsTruckStop(cur_tile) ||
00851 is_drive_through != IsDriveThroughStopTile(cur_tile) ||
00852 HasBit(rts, ROADTYPE_TRAM) != HasBit(GetRoadTypes(cur_tile), ROADTYPE_TRAM)) {
00853 return ClearTile_Station(cur_tile, DC_AUTO);
00854 }
00855
00856 if (is_drive_through && IsDriveThroughStopTile(cur_tile) && DiagDirToAxis(GetRoadStopDir(cur_tile)) != axis){
00857 return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00858 }
00859 StationID st = GetStationIndex(cur_tile);
00860 if (*station == INVALID_STATION) {
00861 *station = st;
00862 } else if (*station != st) {
00863 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00864 }
00865 }
00866 } else {
00867 bool build_over_road = is_drive_through && IsNormalRoadTile(cur_tile);
00868
00869 RoadBits rb = IsNormalRoadTile(cur_tile) ? GetAllRoadBits(cur_tile) : ROAD_NONE;
00870 if (build_over_road && (rb & (axis == AXIS_X ? ROAD_Y : ROAD_X)) != 0) {
00871
00872 switch (CountBits(rb)) {
00873 case 1:
00874 return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00875
00876 case 2:
00877 if (rb == ROAD_X || rb == ROAD_Y) return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00878 return_cmd_error(STR_ERROR_DRIVE_THROUGH_CORNER);
00879
00880 default:
00881 return_cmd_error(STR_ERROR_DRIVE_THROUGH_JUNCTION);
00882 }
00883 }
00884
00885 RoadTypes cur_rts = IsNormalRoadTile(cur_tile) ? GetRoadTypes(cur_tile) : ROADTYPES_NONE;
00886 uint num_roadbits = 0;
00887 if (build_over_road) {
00888
00889 if (HasBit(cur_rts, ROADTYPE_ROAD)) {
00890 Owner road_owner = GetRoadOwner(cur_tile, ROADTYPE_ROAD);
00891 if (road_owner == OWNER_TOWN) {
00892 if (!_settings_game.construction.road_stop_on_town_road) return_cmd_error(STR_ERROR_DRIVE_THROUGH_ON_TOWN_ROAD);
00893 } else if (!_settings_game.construction.road_stop_on_competitor_road && road_owner != OWNER_NONE) {
00894 CommandCost ret = CheckOwnership(road_owner);
00895 if (ret.Failed()) return ret;
00896 }
00897 num_roadbits += CountBits(GetRoadBits(cur_tile, ROADTYPE_ROAD));
00898 }
00899
00900
00901 if (HasBit(cur_rts, ROADTYPE_TRAM)) {
00902 Owner tram_owner = GetRoadOwner(cur_tile, ROADTYPE_TRAM);
00903 if (!_settings_game.construction.road_stop_on_competitor_road && tram_owner != OWNER_NONE) {
00904 CommandCost ret = CheckOwnership(tram_owner);
00905 if (ret.Failed()) return ret;
00906 }
00907 num_roadbits += CountBits(GetRoadBits(cur_tile, ROADTYPE_TRAM));
00908 }
00909
00910
00911 rts |= cur_rts;
00912 } else {
00913 ret = DoCommand(cur_tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00914 if (ret.Failed()) return ret;
00915 cost.AddCost(ret);
00916 }
00917
00918 uint roadbits_to_build = CountBits(rts) * 2 - num_roadbits;
00919 cost.AddCost(_price[PR_BUILD_ROAD] * roadbits_to_build);
00920 }
00921 }
00922
00923 return cost;
00924 }
00925
00933 CommandCost CanExpandRailStation(const BaseStation *st, TileArea &new_ta, Axis axis)
00934 {
00935 TileArea cur_ta = st->train_station;
00936
00937 if (_settings_game.station.nonuniform_stations) {
00938
00939 int x = min(TileX(cur_ta.tile), TileX(new_ta.tile));
00940 int y = min(TileY(cur_ta.tile), TileY(new_ta.tile));
00941 new_ta.w = max(TileX(cur_ta.tile) + cur_ta.w, TileX(new_ta.tile) + new_ta.w) - x;
00942 new_ta.h = max(TileY(cur_ta.tile) + cur_ta.h, TileY(new_ta.tile) + new_ta.h) - y;
00943 new_ta.tile = TileXY(x, y);
00944 } else {
00945
00946
00947 TILE_AREA_LOOP(t, cur_ta) {
00948 if (!st->TileBelongsToRailStation(t)) {
00949 return_cmd_error(STR_ERROR_NONUNIFORM_STATIONS_DISALLOWED);
00950 }
00951 }
00952
00953
00954 if (GetRailStationAxis(cur_ta.tile) != axis) {
00955 return_cmd_error(STR_ERROR_NONUNIFORM_STATIONS_DISALLOWED);
00956 }
00957
00958
00959 if (cur_ta.w == new_ta.w && cur_ta.tile == new_ta.tile + TileDiffXY(0, new_ta.h)) {
00960
00961 new_ta.h += cur_ta.h;
00962 } else if (cur_ta.w == new_ta.w && cur_ta.tile == new_ta.tile - TileDiffXY(0, cur_ta.h)) {
00963
00964 new_ta.tile = cur_ta.tile;
00965 new_ta.h += new_ta.h;
00966 } else if (cur_ta.h == new_ta.h && cur_ta.tile == new_ta.tile + TileDiffXY(new_ta.w, 0)) {
00967
00968 new_ta.w += cur_ta.w;
00969 } else if (cur_ta.h == new_ta.h && cur_ta.tile == new_ta.tile - TileDiffXY(cur_ta.w, 0)) {
00970
00971 new_ta.tile = cur_ta.tile;
00972 new_ta.w += cur_ta.w;
00973 } else {
00974 return_cmd_error(STR_ERROR_NONUNIFORM_STATIONS_DISALLOWED);
00975 }
00976 }
00977
00978 if (new_ta.w > _settings_game.station.station_spread || new_ta.h > _settings_game.station.station_spread) {
00979 return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
00980 }
00981
00982 return CommandCost();
00983 }
00984
00985 static inline byte *CreateSingle(byte *layout, int n)
00986 {
00987 int i = n;
00988 do *layout++ = 0; while (--i);
00989 layout[((n - 1) >> 1) - n] = 2;
00990 return layout;
00991 }
00992
00993 static inline byte *CreateMulti(byte *layout, int n, byte b)
00994 {
00995 int i = n;
00996 do *layout++ = b; while (--i);
00997 if (n > 4) {
00998 layout[0 - n] = 0;
00999 layout[n - 1 - n] = 0;
01000 }
01001 return layout;
01002 }
01003
01004 void GetStationLayout(byte *layout, int numtracks, int plat_len, const StationSpec *statspec)
01005 {
01006 if (statspec != NULL && statspec->lengths >= plat_len &&
01007 statspec->platforms[plat_len - 1] >= numtracks &&
01008 statspec->layouts[plat_len - 1][numtracks - 1]) {
01009
01010 memcpy(layout, statspec->layouts[plat_len - 1][numtracks - 1],
01011 plat_len * numtracks);
01012 return;
01013 }
01014
01015 if (plat_len == 1) {
01016 CreateSingle(layout, numtracks);
01017 } else {
01018 if (numtracks & 1) layout = CreateSingle(layout, plat_len);
01019 numtracks >>= 1;
01020
01021 while (--numtracks >= 0) {
01022 layout = CreateMulti(layout, plat_len, 4);
01023 layout = CreateMulti(layout, plat_len, 6);
01024 }
01025 }
01026 }
01027
01039 template <class T, StringID error_message>
01040 CommandCost FindJoiningBaseStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, T **st)
01041 {
01042 assert(*st == NULL);
01043 bool check_surrounding = true;
01044
01045 if (_settings_game.station.adjacent_stations) {
01046 if (existing_station != INVALID_STATION) {
01047 if (adjacent && existing_station != station_to_join) {
01048
01049
01050 return_cmd_error(error_message);
01051 } else {
01052
01053
01054 *st = T::GetIfValid(existing_station);
01055 check_surrounding = (*st == NULL);
01056 }
01057 } else {
01058
01059
01060 if (adjacent) check_surrounding = false;
01061 }
01062 }
01063
01064 if (check_surrounding) {
01065
01066 CommandCost ret = GetStationAround(ta, existing_station, st);
01067 if (ret.Failed()) return ret;
01068 }
01069
01070
01071 if (*st == NULL && station_to_join != INVALID_STATION) *st = T::GetIfValid(station_to_join);
01072
01073 return CommandCost();
01074 }
01075
01085 static CommandCost FindJoiningStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
01086 {
01087 return FindJoiningBaseStation<Station, STR_ERROR_MUST_REMOVE_RAILWAY_STATION_FIRST>(existing_station, station_to_join, adjacent, ta, st);
01088 }
01089
01099 CommandCost FindJoiningWaypoint(StationID existing_waypoint, StationID waypoint_to_join, bool adjacent, TileArea ta, Waypoint **wp)
01100 {
01101 return FindJoiningBaseStation<Waypoint, STR_ERROR_MUST_REMOVE_RAILWAYPOINT_FIRST>(existing_waypoint, waypoint_to_join, adjacent, ta, wp);
01102 }
01103
01121 CommandCost CmdBuildRailStation(TileIndex tile_org, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01122 {
01123
01124 RailType rt = Extract<RailType, 0, 4>(p1);
01125 Axis axis = Extract<Axis, 4, 1>(p1);
01126 byte numtracks = GB(p1, 8, 8);
01127 byte plat_len = GB(p1, 16, 8);
01128 bool adjacent = HasBit(p1, 24);
01129
01130 StationClassID spec_class = Extract<StationClassID, 0, 8>(p2);
01131 byte spec_index = GB(p2, 8, 8);
01132 StationID station_to_join = GB(p2, 16, 16);
01133
01134
01135 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile_org, flags);
01136 if (ret.Failed()) return ret;
01137
01138 if (!ValParamRailtype(rt)) return CMD_ERROR;
01139
01140
01141 if ((uint)spec_class >= StationClass::GetCount() || spec_class == STAT_CLASS_WAYP) return CMD_ERROR;
01142 if (spec_index >= StationClass::GetCount(spec_class)) return CMD_ERROR;
01143 if (plat_len == 0 || numtracks == 0) return CMD_ERROR;
01144
01145 int w_org, h_org;
01146 if (axis == AXIS_X) {
01147 w_org = plat_len;
01148 h_org = numtracks;
01149 } else {
01150 h_org = plat_len;
01151 w_org = numtracks;
01152 }
01153
01154 bool reuse = (station_to_join != NEW_STATION);
01155 if (!reuse) station_to_join = INVALID_STATION;
01156 bool distant_join = (station_to_join != INVALID_STATION);
01157
01158 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
01159
01160 if (h_org > _settings_game.station.station_spread || w_org > _settings_game.station.station_spread) return CMD_ERROR;
01161
01162
01163 TileArea new_location(tile_org, w_org, h_org);
01164
01165
01166 StationID est = INVALID_STATION;
01167 SmallVector<Train *, 4> affected_vehicles;
01168
01169 CommandCost cost = CheckFlatLandRailStation(TileArea(tile_org, w_org, h_org), flags, 5 << axis, _settings_game.station.nonuniform_stations ? &est : NULL, rt, affected_vehicles);
01170 if (cost.Failed()) return cost;
01171
01172 cost.AddCost((numtracks * _price[PR_BUILD_STATION_RAIL] + _price[PR_BUILD_STATION_RAIL_LENGTH]) * plat_len);
01173 cost.AddCost(numtracks * plat_len * RailBuildCost(rt));
01174
01175 Station *st = NULL;
01176 ret = FindJoiningStation(est, station_to_join, adjacent, new_location, &st);
01177 if (ret.Failed()) return ret;
01178
01179
01180 if (st == NULL && reuse) st = GetClosestDeletedStation(tile_org);
01181
01182 if (st != NULL) {
01183
01184 if (st->owner != _current_company) return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
01185
01186 if (st->train_station.tile != INVALID_TILE) {
01187
01188 if (!_settings_game.station.join_stations) return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_RAILROAD);
01189
01190 CommandCost ret = CanExpandRailStation(st, new_location, axis);
01191 if (ret.Failed()) return ret;
01192 }
01193
01194
01195 CommandCost ret = st->rect.BeforeAddRect(tile_org, w_org, h_org, StationRect::ADD_TEST);
01196 if (ret.Failed()) return ret;
01197 } else {
01198
01199 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
01200
01201 if (flags & DC_EXEC) {
01202 st = new Station(tile_org);
01203
01204 st->town = ClosestTownFromTile(tile_org, UINT_MAX);
01205 st->string_id = GenerateStationName(st, tile_org, STATIONNAMING_RAIL);
01206
01207 if (Company::IsValidID(_current_company)) {
01208 SetBit(st->town->have_ratings, _current_company);
01209 }
01210 }
01211 }
01212
01213
01214 const StationSpec *statspec = StationClass::Get(spec_class, spec_index);
01215 int specindex = AllocateSpecToStation(statspec, st, (flags & DC_EXEC) != 0);
01216 if (specindex == -1) return_cmd_error(STR_ERROR_TOO_MANY_STATION_SPECS);
01217
01218 if (statspec != NULL) {
01219
01220
01221
01222 if (HasBit(statspec->disallowed_platforms, numtracks - 1) || HasBit(statspec->disallowed_lengths, plat_len - 1)) {
01223 return CMD_ERROR;
01224 }
01225
01226
01227 if (HasBit(statspec->callback_mask, CBM_STATION_AVAIL) && GB(GetStationCallback(CBID_STATION_AVAILABILITY, 0, 0, statspec, NULL, INVALID_TILE), 0, 8) == 0) {
01228 return CMD_ERROR;
01229 }
01230 }
01231
01232 if (flags & DC_EXEC) {
01233 TileIndexDiff tile_delta;
01234 byte *layout_ptr;
01235 byte numtracks_orig;
01236 Track track;
01237
01238 st->train_station = new_location;
01239 st->AddFacility(FACIL_TRAIN, new_location.tile);
01240
01241 st->rect.BeforeAddRect(tile_org, w_org, h_org, StationRect::ADD_TRY);
01242
01243 if (statspec != NULL) {
01244
01245
01246 st->cached_anim_triggers |= statspec->animation.triggers;
01247 }
01248
01249 tile_delta = (axis == AXIS_X ? TileDiffXY(1, 0) : TileDiffXY(0, 1));
01250 track = AxisToTrack(axis);
01251
01252 layout_ptr = AllocaM(byte, numtracks * plat_len);
01253 GetStationLayout(layout_ptr, numtracks, plat_len, statspec);
01254
01255 numtracks_orig = numtracks;
01256
01257 do {
01258 TileIndex tile = tile_org;
01259 int w = plat_len;
01260 do {
01261 byte layout = *layout_ptr++;
01262 if (IsRailStationTile(tile) && HasStationReservation(tile)) {
01263
01264 Train *v = GetTrainForReservation(tile, AxisToTrack(GetRailStationAxis(tile)));
01265 if (v != NULL) {
01266 FreeTrainTrackReservation(v);
01267 *affected_vehicles.Append() = v;
01268 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), false);
01269 for (; v->Next() != NULL; v = v->Next()) { }
01270 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), false);
01271 }
01272 }
01273
01274
01275 DeleteAnimatedTile(tile);
01276 byte old_specindex = HasStationTileRail(tile) ? GetCustomStationSpecIndex(tile) : 0;
01277 MakeRailStation(tile, st->owner, st->index, axis, layout & ~1, rt);
01278
01279 DeallocateSpecFromStation(st, old_specindex);
01280
01281 SetCustomStationSpecIndex(tile, specindex);
01282 SetStationTileRandomBits(tile, GB(Random(), 0, 4));
01283 SetAnimationFrame(tile, 0);
01284
01285 if (statspec != NULL) {
01286
01287 uint32 platinfo = GetPlatformInfo(AXIS_X, 0, plat_len, numtracks_orig, plat_len - w, numtracks_orig - numtracks, false);
01288
01289
01290 uint16 callback = GetStationCallback(CBID_STATION_TILE_LAYOUT, platinfo, 0, statspec, NULL, tile);
01291 if (callback != CALLBACK_FAILED && callback < 8) SetStationGfx(tile, (callback & ~1) + axis);
01292
01293
01294 TriggerStationAnimation(st, tile, SAT_BUILT);
01295 }
01296
01297 tile += tile_delta;
01298 } while (--w);
01299 AddTrackToSignalBuffer(tile_org, track, _current_company);
01300 YapfNotifyTrackLayoutChange(tile_org, track);
01301 tile_org += tile_delta ^ TileDiffXY(1, 1);
01302 } while (--numtracks);
01303
01304 for (uint i = 0; i < affected_vehicles.Length(); ++i) {
01305
01306 Train *v = affected_vehicles[i];
01307 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), true);
01308 TryPathReserve(v, true, true);
01309 for (; v->Next() != NULL; v = v->Next()) { }
01310 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), true);
01311 }
01312
01313 st->MarkTilesDirty(false);
01314 st->UpdateVirtCoord();
01315 UpdateStationAcceptance(st, false);
01316 st->RecomputeIndustriesNear();
01317 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
01318 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
01319 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_TRAINS);
01320 }
01321
01322 return cost;
01323 }
01324
01325 static void MakeRailStationAreaSmaller(BaseStation *st)
01326 {
01327 TileArea ta = st->train_station;
01328
01329 restart:
01330
01331
01332 if (ta.w != 0 && ta.h != 0) {
01333
01334 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(0, i));) {
01335
01336 if (++i == ta.h) {
01337 ta.tile += TileDiffXY(1, 0);
01338 ta.w--;
01339 goto restart;
01340 }
01341 }
01342
01343
01344 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(ta.w - 1, i));) {
01345
01346 if (++i == ta.h) {
01347 ta.w--;
01348 goto restart;
01349 }
01350 }
01351
01352
01353 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(i, 0));) {
01354
01355 if (++i == ta.w) {
01356 ta.tile += TileDiffXY(0, 1);
01357 ta.h--;
01358 goto restart;
01359 }
01360 }
01361
01362
01363 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(i, ta.h - 1));) {
01364
01365 if (++i == ta.w) {
01366 ta.h--;
01367 goto restart;
01368 }
01369 }
01370 } else {
01371 ta.Clear();
01372 }
01373
01374 st->train_station = ta;
01375 }
01376
01387 template <class T>
01388 CommandCost RemoveFromRailBaseStation(TileArea ta, SmallVector<T *, 4> &affected_stations, DoCommandFlag flags, Money removal_cost, bool keep_rail)
01389 {
01390
01391 int quantity = 0;
01392 CommandCost total_cost(EXPENSES_CONSTRUCTION);
01393
01394
01395 TILE_AREA_LOOP(tile, ta) {
01396
01397 if (!HasStationTileRail(tile)) continue;
01398
01399
01400 CommandCost ret = EnsureNoVehicleOnGround(tile);
01401 if (ret.Failed()) continue;
01402
01403
01404 T *st = T::GetByTile(tile);
01405 if (st == NULL) continue;
01406
01407 if (_current_company != OWNER_WATER) {
01408 CommandCost ret = CheckOwnership(st->owner);
01409 if (ret.Failed()) continue;
01410 }
01411
01412
01413
01414
01415 if (!_settings_game.station.nonuniform_stations) return_cmd_error(STR_ERROR_NONUNIFORM_STATIONS_DISALLOWED);
01416
01417
01418 quantity++;
01419
01420 if (keep_rail || IsStationTileBlocked(tile)) {
01421
01422
01423 total_cost.AddCost(-_price[PR_CLEAR_RAIL]);
01424 }
01425
01426 if (flags & DC_EXEC) {
01427
01428 uint specindex = GetCustomStationSpecIndex(tile);
01429 Track track = GetRailStationTrack(tile);
01430 Owner owner = GetTileOwner(tile);
01431 RailType rt = GetRailType(tile);
01432 Train *v = NULL;
01433
01434 if (HasStationReservation(tile)) {
01435 v = GetTrainForReservation(tile, track);
01436 if (v != NULL) {
01437
01438 FreeTrainTrackReservation(v);
01439 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), false);
01440 Vehicle *temp = v;
01441 for (; temp->Next() != NULL; temp = temp->Next()) { }
01442 if (IsRailStationTile(temp->tile)) SetRailStationPlatformReservation(temp->tile, TrackdirToExitdir(ReverseTrackdir(temp->GetVehicleTrackdir())), false);
01443 }
01444 }
01445
01446 bool build_rail = keep_rail && !IsStationTileBlocked(tile);
01447
01448 DoClearSquare(tile);
01449 DeleteNewGRFInspectWindow(GSF_STATIONS, tile);
01450 if (build_rail) MakeRailNormal(tile, owner, TrackToTrackBits(track), rt);
01451
01452 st->rect.AfterRemoveTile(st, tile);
01453 AddTrackToSignalBuffer(tile, track, owner);
01454 YapfNotifyTrackLayoutChange(tile, track);
01455
01456 DeallocateSpecFromStation(st, specindex);
01457
01458 affected_stations.Include(st);
01459
01460 if (v != NULL) {
01461
01462 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), true);
01463 TryPathReserve(v, true, true);
01464 for (; v->Next() != NULL; v = v->Next()) { }
01465 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), true);
01466 }
01467 }
01468 }
01469
01470 if (quantity == 0) return_cmd_error(STR_ERROR_THERE_IS_NO_STATION);
01471
01472 for (T **stp = affected_stations.Begin(); stp != affected_stations.End(); stp++) {
01473 T *st = *stp;
01474
01475
01476
01477
01478 MakeRailStationAreaSmaller(st);
01479 UpdateStationSignCoord(st);
01480
01481
01482 if (st->train_station.tile == INVALID_TILE) {
01483 st->facilities &= ~FACIL_TRAIN;
01484 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_TRAINS);
01485 st->UpdateVirtCoord();
01486 DeleteStationIfEmpty(st);
01487 }
01488 }
01489
01490 total_cost.AddCost(quantity * removal_cost);
01491 return total_cost;
01492 }
01493
01505 CommandCost CmdRemoveFromRailStation(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01506 {
01507 TileIndex end = p1 == 0 ? start : p1;
01508 if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
01509
01510 TileArea ta(start, end);
01511 SmallVector<Station *, 4> affected_stations;
01512
01513 CommandCost ret = RemoveFromRailBaseStation(ta, affected_stations, flags, _price[PR_CLEAR_STATION_RAIL], HasBit(p2, 0));
01514 if (ret.Failed()) return ret;
01515
01516
01517 for (Station **stp = affected_stations.Begin(); stp != affected_stations.End(); stp++) {
01518 Station *st = *stp;
01519
01520 if (st->train_station.tile == INVALID_TILE) SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_TRAINS);
01521 st->MarkTilesDirty(false);
01522 st->RecomputeIndustriesNear();
01523 }
01524
01525
01526 return ret;
01527 }
01528
01540 CommandCost CmdRemoveFromRailWaypoint(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01541 {
01542 TileIndex end = p1 == 0 ? start : p1;
01543 if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
01544
01545 TileArea ta(start, end);
01546 SmallVector<Waypoint *, 4> affected_stations;
01547
01548 return RemoveFromRailBaseStation(ta, affected_stations, flags, _price[PR_CLEAR_WAYPOINT_RAIL], HasBit(p2, 0));
01549 }
01550
01551
01559 template <class T>
01560 CommandCost RemoveRailStation(T *st, DoCommandFlag flags)
01561 {
01562
01563 if (_current_company != OWNER_WATER) {
01564 CommandCost ret = CheckOwnership(st->owner);
01565 if (ret.Failed()) return ret;
01566 }
01567
01568
01569 TileArea ta = st->train_station;
01570
01571 assert(ta.w != 0 && ta.h != 0);
01572
01573 CommandCost cost(EXPENSES_CONSTRUCTION);
01574
01575 TILE_AREA_LOOP(tile, ta) {
01576
01577 if (!st->TileBelongsToRailStation(tile)) continue;
01578
01579 CommandCost ret = EnsureNoVehicleOnGround(tile);
01580 if (ret.Failed()) return ret;
01581
01582 cost.AddCost(_price[PR_CLEAR_STATION_RAIL]);
01583 if (flags & DC_EXEC) {
01584
01585 Track track = GetRailStationTrack(tile);
01586 Owner owner = GetTileOwner(tile);
01587 Train *v = NULL;
01588 if (HasStationReservation(tile)) {
01589 v = GetTrainForReservation(tile, track);
01590 if (v != NULL) FreeTrainTrackReservation(v);
01591 }
01592 DoClearSquare(tile);
01593 DeleteNewGRFInspectWindow(GSF_STATIONS, tile);
01594 AddTrackToSignalBuffer(tile, track, owner);
01595 YapfNotifyTrackLayoutChange(tile, track);
01596 if (v != NULL) TryPathReserve(v, true);
01597 }
01598 }
01599
01600 if (flags & DC_EXEC) {
01601 st->rect.AfterRemoveRect(st, st->train_station);
01602
01603 st->train_station.Clear();
01604
01605 st->facilities &= ~FACIL_TRAIN;
01606
01607 free(st->speclist);
01608 st->num_specs = 0;
01609 st->speclist = NULL;
01610 st->cached_anim_triggers = 0;
01611
01612 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_TRAINS);
01613 st->UpdateVirtCoord();
01614 DeleteStationIfEmpty(st);
01615 }
01616
01617 return cost;
01618 }
01619
01626 static CommandCost RemoveRailStation(TileIndex tile, DoCommandFlag flags)
01627 {
01628
01629 if (_current_company == OWNER_WATER && _settings_game.station.nonuniform_stations) {
01630 return DoCommand(tile, 0, 0, DC_EXEC, CMD_REMOVE_FROM_RAIL_STATION);
01631 }
01632
01633 Station *st = Station::GetByTile(tile);
01634 CommandCost cost = RemoveRailStation(st, flags);
01635
01636 if (flags & DC_EXEC) st->RecomputeIndustriesNear();
01637
01638 return cost;
01639 }
01640
01647 static CommandCost RemoveRailWaypoint(TileIndex tile, DoCommandFlag flags)
01648 {
01649
01650 if (_current_company == OWNER_WATER && _settings_game.station.nonuniform_stations) {
01651 return DoCommand(tile, 0, 0, DC_EXEC, CMD_REMOVE_FROM_RAIL_WAYPOINT);
01652 }
01653
01654 return RemoveRailStation(Waypoint::GetByTile(tile), flags);
01655 }
01656
01657
01663 static RoadStop **FindRoadStopSpot(bool truck_station, Station *st)
01664 {
01665 RoadStop **primary_stop = (truck_station) ? &st->truck_stops : &st->bus_stops;
01666
01667 if (*primary_stop == NULL) {
01668
01669 return primary_stop;
01670 } else {
01671
01672 RoadStop *stop = *primary_stop;
01673 while (stop->next != NULL) stop = stop->next;
01674 return &stop->next;
01675 }
01676 }
01677
01678 static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags);
01679
01689 static CommandCost FindJoiningRoadStop(StationID existing_stop, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
01690 {
01691 return FindJoiningBaseStation<Station, STR_ERROR_MUST_REMOVE_ROAD_STOP_FIRST>(existing_stop, station_to_join, adjacent, ta, st);
01692 }
01693
01709 CommandCost CmdBuildRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01710 {
01711 bool type = HasBit(p2, 0);
01712 bool is_drive_through = HasBit(p2, 1);
01713 RoadTypes rts = Extract<RoadTypes, 2, 2>(p2);
01714 StationID station_to_join = GB(p2, 16, 16);
01715 bool reuse = (station_to_join != NEW_STATION);
01716 if (!reuse) station_to_join = INVALID_STATION;
01717 bool distant_join = (station_to_join != INVALID_STATION);
01718
01719 uint8 width = (uint8)GB(p1, 0, 8);
01720 uint8 lenght = (uint8)GB(p1, 8, 8);
01721
01722
01723 if (width > _settings_game.station.station_spread || lenght > _settings_game.station.station_spread) return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
01724
01725 if (width == 0 || lenght == 0) return CMD_ERROR;
01726
01727 if (!IsValidTile(tile) || TileAddWrap(tile, width - 1, lenght - 1) == INVALID_TILE) return CMD_ERROR;
01728
01729 TileArea roadstop_area(tile, width, lenght);
01730
01731 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
01732
01733 if (!HasExactlyOneBit(rts) || !HasRoadTypesAvail(_current_company, rts)) return CMD_ERROR;
01734
01735
01736 if (!is_drive_through && HasBit(rts, ROADTYPE_TRAM)) return CMD_ERROR;
01737
01738 DiagDirection ddir = Extract<DiagDirection, 6, 2>(p2);
01739
01740
01741 if (!IsValidDiagDirection(ddir)) return CMD_ERROR;
01742
01743 if (is_drive_through && !IsValidAxis((Axis)ddir)) return CMD_ERROR;
01744
01745 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
01746 if (ret.Failed()) return ret;
01747
01748
01749 CommandCost cost(EXPENSES_CONSTRUCTION, roadstop_area.w * roadstop_area.h * _price[type ? PR_BUILD_STATION_TRUCK : PR_BUILD_STATION_BUS]);
01750 StationID est = INVALID_STATION;
01751 ret = CheckFlatLandRoadStop(roadstop_area, flags, is_drive_through ? 5 << ddir : 1 << ddir, is_drive_through, type, DiagDirToAxis(ddir), &est, rts);
01752 if (ret.Failed()) return ret;
01753 cost.AddCost(ret);
01754
01755 Station *st = NULL;
01756 ret = FindJoiningRoadStop(est, station_to_join, HasBit(p2, 5), roadstop_area, &st);
01757 if (ret.Failed()) return ret;
01758
01759
01760 if (st == NULL && reuse) st = GetClosestDeletedStation(tile);
01761
01762
01763 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);
01764
01765 if (st != NULL) {
01766 if (st->owner != _current_company) {
01767 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
01768 }
01769
01770 CommandCost ret = st->rect.BeforeAddRect(roadstop_area.tile, roadstop_area.w, roadstop_area.h, StationRect::ADD_TEST);
01771 if (ret.Failed()) return ret;
01772 } else {
01773
01774 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
01775
01776 if (flags & DC_EXEC) {
01777 st = new Station(tile);
01778
01779 st->town = ClosestTownFromTile(tile, UINT_MAX);
01780 st->string_id = GenerateStationName(st, tile, STATIONNAMING_ROAD);
01781
01782 if (Company::IsValidID(_current_company)) {
01783 SetBit(st->town->have_ratings, _current_company);
01784 }
01785 }
01786 }
01787
01788 if (flags & DC_EXEC) {
01789
01790 TILE_AREA_LOOP(cur_tile, roadstop_area) {
01791 if (IsTileType(cur_tile, MP_STATION) && IsRoadStop(cur_tile)) {
01792 RemoveRoadStop(cur_tile, flags);
01793 }
01794
01795 RoadStop *road_stop = new RoadStop(cur_tile);
01796
01797 RoadStop **currstop = FindRoadStopSpot(type, st);
01798 *currstop = road_stop;
01799
01800 if (type) {
01801 st->truck_station.Add(cur_tile);
01802 } else {
01803 st->bus_station.Add(cur_tile);
01804 }
01805
01806
01807 st->AddFacility((type) ? FACIL_TRUCK_STOP : FACIL_BUS_STOP, cur_tile);
01808
01809 st->rect.BeforeAddTile(cur_tile, StationRect::ADD_TRY);
01810
01811 RoadStopType rs_type = type ? ROADSTOP_TRUCK : ROADSTOP_BUS;
01812 if (is_drive_through) {
01813 RoadTypes cur_rts = IsNormalRoadTile(cur_tile) ? GetRoadTypes(cur_tile) : ROADTYPES_NONE;
01814 Owner road_owner = HasBit(cur_rts, ROADTYPE_ROAD) ? GetRoadOwner(cur_tile, ROADTYPE_ROAD) : _current_company;
01815 Owner tram_owner = HasBit(cur_rts, ROADTYPE_TRAM) ? GetRoadOwner(cur_tile, ROADTYPE_TRAM) : _current_company;
01816 MakeDriveThroughRoadStop(cur_tile, st->owner, road_owner, tram_owner, st->index, rs_type, rts, DiagDirToAxis(ddir));
01817 road_stop->MakeDriveThrough();
01818 } else {
01819 MakeRoadStop(cur_tile, st->owner, st->index, rs_type, rts, ddir);
01820 }
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, SVW_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 if (IsDriveThroughStopTile(tile)) {
01909
01910 cur_stop->ClearDriveThrough();
01911 } else {
01912 DoClearSquare(tile);
01913 }
01914
01915 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_ROADVEHS);
01916 delete cur_stop;
01917
01918
01919 RoadVehicle *v;
01920 FOR_ALL_ROADVEHICLES(v) {
01921 if (v->First() == v && v->current_order.IsType(OT_GOTO_STATION) &&
01922 v->dest_tile == tile) {
01923 v->dest_tile = v->GetOrderStationLocation(st->index);
01924 }
01925 }
01926
01927 st->rect.AfterRemoveTile(st, tile);
01928
01929 st->UpdateVirtCoord();
01930 st->RecomputeIndustriesNear();
01931 DeleteStationIfEmpty(st);
01932
01933
01934 if (is_truck) {
01935 st->truck_station.Clear();
01936 for (const RoadStop *rs = st->truck_stops; rs != NULL; rs = rs->next) st->truck_station.Add(rs->xy);
01937 } else {
01938 st->bus_station.Clear();
01939 for (const RoadStop *rs = st->bus_stops; rs != NULL; rs = rs->next) st->bus_station.Add(rs->xy);
01940 }
01941 }
01942
01943 return CommandCost(EXPENSES_CONSTRUCTION, _price[is_truck ? PR_CLEAR_STATION_TRUCK : PR_CLEAR_STATION_BUS]);
01944 }
01945
01956 CommandCost CmdRemoveRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01957 {
01958 uint8 width = (uint8)GB(p1, 0, 8);
01959 uint8 height = (uint8)GB(p1, 8, 8);
01960
01961
01962 if (width == 0 || height == 0) return CMD_ERROR;
01963
01964 if (!IsValidTile(tile) || TileAddWrap(tile, width - 1, height - 1) == INVALID_TILE) return CMD_ERROR;
01965
01966 TileArea roadstop_area(tile, width, height);
01967
01968 int quantity = 0;
01969 CommandCost cost(EXPENSES_CONSTRUCTION);
01970 TILE_AREA_LOOP(cur_tile, roadstop_area) {
01971
01972 if (!IsTileType(cur_tile, MP_STATION) || !IsRoadStop(cur_tile) || (uint32)GetRoadStopType(cur_tile) != GB(p2, 0, 1)) continue;
01973
01974
01975 bool is_drive_through = IsDriveThroughStopTile(cur_tile);
01976 RoadTypes rts = GetRoadTypes(cur_tile);
01977 RoadBits road_bits = IsDriveThroughStopTile(cur_tile) ?
01978 ((GetRoadStopDir(cur_tile) == DIAGDIR_NE) ? ROAD_X : ROAD_Y) :
01979 DiagDirToRoadBits(GetRoadStopDir(cur_tile));
01980
01981 Owner road_owner = GetRoadOwner(cur_tile, ROADTYPE_ROAD);
01982 Owner tram_owner = GetRoadOwner(cur_tile, ROADTYPE_TRAM);
01983 CommandCost ret = RemoveRoadStop(cur_tile, flags);
01984 if (ret.Failed()) return ret;
01985 cost.AddCost(ret);
01986
01987 quantity++;
01988
01989 if ((flags & DC_EXEC) && is_drive_through) {
01990 MakeRoadNormal(cur_tile, road_bits, rts, ClosestTownFromTile(cur_tile, UINT_MAX)->index,
01991 road_owner, tram_owner);
01992 }
01993 }
01994
01995 if (quantity == 0) return_cmd_error(STR_ERROR_THERE_IS_NO_STATION);
01996
01997 return cost;
01998 }
01999
02007 static uint GetMinimalAirportDistanceToTile(const AirportSpec *as, TileIndex town_tile, TileIndex airport_tile)
02008 {
02009 uint ttx = TileX(town_tile);
02010 uint tty = TileY(town_tile);
02011
02012 uint atx = TileX(airport_tile);
02013 uint aty = TileY(airport_tile);
02014
02015 uint btx = TileX(airport_tile) + as->size_x - 1;
02016 uint bty = TileY(airport_tile) + as->size_y - 1;
02017
02018
02019
02020
02021 uint dx = ttx < atx ? atx - ttx : (ttx <= btx ? 0 : ttx - btx);
02022 uint dy = tty < aty ? aty - tty : (tty <= bty ? 0 : tty - bty);
02023
02024 return dx + dy;
02025 }
02026
02036 uint8 GetAirportNoiseLevelForTown(const AirportSpec *as, TileIndex town_tile, TileIndex tile)
02037 {
02038
02039
02040 if (as->noise_level < 2) return as->noise_level;
02041
02042 uint distance = GetMinimalAirportDistanceToTile(as, town_tile, tile);
02043
02044
02045
02046
02047
02048 uint8 town_tolerance_distance = 8 + (_settings_game.difficulty.town_council_tolerance * 4);
02049
02050
02051
02052 uint noise_reduction = distance / town_tolerance_distance;
02053
02054
02055
02056 return noise_reduction >= as->noise_level ? 1 : as->noise_level - noise_reduction;
02057 }
02058
02066 Town *AirportGetNearestTown(const AirportSpec *as, TileIndex airport_tile)
02067 {
02068 Town *t, *nearest = NULL;
02069 uint add = as->size_x + as->size_y - 2;
02070 uint mindist = UINT_MAX - add;
02071 FOR_ALL_TOWNS(t) {
02072 if (DistanceManhattan(t->xy, airport_tile) < mindist + add) {
02073 uint dist = GetMinimalAirportDistanceToTile(as, t->xy, airport_tile);
02074 if (dist < mindist) {
02075 nearest = t;
02076 mindist = dist;
02077 }
02078 }
02079 }
02080
02081 return nearest;
02082 }
02083
02084
02086 void UpdateAirportsNoise()
02087 {
02088 Town *t;
02089 const Station *st;
02090
02091 FOR_ALL_TOWNS(t) t->noise_reached = 0;
02092
02093 FOR_ALL_STATIONS(st) {
02094 if (st->airport.tile != INVALID_TILE) {
02095 const AirportSpec *as = st->airport.GetSpec();
02096 Town *nearest = AirportGetNearestTown(as, st->airport.tile);
02097 nearest->noise_reached += GetAirportNoiseLevelForTown(as, nearest->xy, st->airport.tile);
02098 }
02099 }
02100 }
02101
02115 CommandCost CmdBuildAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
02116 {
02117 StationID station_to_join = GB(p2, 16, 16);
02118 bool reuse = (station_to_join != NEW_STATION);
02119 if (!reuse) station_to_join = INVALID_STATION;
02120 bool distant_join = (station_to_join != INVALID_STATION);
02121 byte airport_type = GB(p1, 0, 8);
02122 byte layout = GB(p1, 8, 8);
02123
02124 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
02125
02126 if (airport_type >= NUM_AIRPORTS) return CMD_ERROR;
02127
02128 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
02129 if (ret.Failed()) return ret;
02130
02131
02132 const AirportSpec *as = AirportSpec::Get(airport_type);
02133 if (!as->IsAvailable() || layout >= as->num_table) return CMD_ERROR;
02134
02135 Direction rotation = as->rotation[layout];
02136 Town *t = ClosestTownFromTile(tile, UINT_MAX);
02137 int w = as->size_x;
02138 int h = as->size_y;
02139 if (rotation == DIR_E || rotation == DIR_W) Swap(w, h);
02140
02141 if (w > _settings_game.station.station_spread || h > _settings_game.station.station_spread) {
02142 return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
02143 }
02144
02145 CommandCost cost = CheckFlatLand(TileArea(tile, w, h), flags);
02146 if (cost.Failed()) return cost;
02147
02148
02149 Town *nearest = AirportGetNearestTown(as, tile);
02150 uint newnoise_level = GetAirportNoiseLevelForTown(as, nearest->xy, tile);
02151
02152
02153 StringID authority_refuse_message = STR_NULL;
02154
02155 if (_settings_game.economy.station_noise_level) {
02156
02157 if ((nearest->noise_reached + newnoise_level) > nearest->MaxTownNoise()) {
02158 authority_refuse_message = STR_ERROR_LOCAL_AUTHORITY_REFUSES_NOISE;
02159 }
02160 } else {
02161 uint num = 0;
02162 const Station *st;
02163 FOR_ALL_STATIONS(st) {
02164 if (st->town == t && (st->facilities & FACIL_AIRPORT) && st->airport.type != AT_OILRIG) num++;
02165 }
02166 if (num >= 2) {
02167 authority_refuse_message = STR_ERROR_LOCAL_AUTHORITY_REFUSES_AIRPORT;
02168 }
02169 }
02170
02171 if (authority_refuse_message != STR_NULL) {
02172 SetDParam(0, t->index);
02173 return_cmd_error(authority_refuse_message);
02174 }
02175
02176 Station *st = NULL;
02177 ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p2, 0), TileArea(tile, w, h), &st);
02178 if (ret.Failed()) return ret;
02179
02180
02181 if (st == NULL && distant_join) st = Station::GetIfValid(station_to_join);
02182
02183
02184 if (st == NULL && reuse) st = GetClosestDeletedStation(tile);
02185
02186 if (st != NULL) {
02187 if (st->owner != _current_company) {
02188 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
02189 }
02190
02191 CommandCost ret = st->rect.BeforeAddRect(tile, w, h, StationRect::ADD_TEST);
02192 if (ret.Failed()) return ret;
02193
02194 if (st->airport.tile != INVALID_TILE) {
02195 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_AIRPORT);
02196 }
02197 } else {
02198
02199 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
02200
02201 if (flags & DC_EXEC) {
02202 st = new Station(tile);
02203
02204 st->town = t;
02205 st->string_id = GenerateStationName(st, tile, !(GetAirport(airport_type)->flags & AirportFTAClass::AIRPLANES) ? STATIONNAMING_HELIPORT : STATIONNAMING_AIRPORT);
02206
02207 if (Company::IsValidID(_current_company)) {
02208 SetBit(st->town->have_ratings, _current_company);
02209 }
02210 }
02211 }
02212
02213 const AirportTileTable *it = as->table[layout];
02214 do {
02215 cost.AddCost(_price[PR_BUILD_STATION_AIRPORT]);
02216 } while ((++it)->ti.x != -0x80);
02217
02218 if (flags & DC_EXEC) {
02219
02220 nearest->noise_reached += newnoise_level;
02221
02222 st->AddFacility(FACIL_AIRPORT, tile);
02223 st->airport.type = airport_type;
02224 st->airport.layout = layout;
02225 st->airport.flags = 0;
02226 st->airport.rotation = rotation;
02227
02228 st->rect.BeforeAddRect(tile, w, h, StationRect::ADD_TRY);
02229
02230 it = as->table[layout];
02231 do {
02232 TileIndex cur_tile = tile + ToTileIndexDiff(it->ti);
02233 MakeAirport(cur_tile, st->owner, st->index, it->gfx, WATER_CLASS_INVALID);
02234 SetStationTileRandomBits(cur_tile, GB(Random(), 0, 4));
02235 st->airport.Add(cur_tile);
02236
02237 if (AirportTileSpec::Get(GetTranslatedAirportTileID(it->gfx))->animation.status != ANIM_STATUS_NO_ANIMATION) AddAnimatedTile(cur_tile);
02238 } while ((++it)->ti.x != -0x80);
02239
02240
02241 it = as->table[layout];
02242 do {
02243 TileIndex cur_tile = tile + ToTileIndexDiff(it->ti);
02244 AirportTileAnimationTrigger(st, cur_tile, AAT_BUILT);
02245 } while ((++it)->ti.x != -0x80);
02246
02247 UpdateAirplanesOnNewStation(st);
02248
02249 st->UpdateVirtCoord();
02250 UpdateStationAcceptance(st, false);
02251 st->RecomputeIndustriesNear();
02252 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
02253 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
02254 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_PLANES);
02255
02256 if (_settings_game.economy.station_noise_level) {
02257 SetWindowDirty(WC_TOWN_VIEW, st->town->index);
02258 }
02259 }
02260
02261 return cost;
02262 }
02263
02270 static CommandCost RemoveAirport(TileIndex tile, DoCommandFlag flags)
02271 {
02272 Station *st = Station::GetByTile(tile);
02273
02274 if (_current_company != OWNER_WATER) {
02275 CommandCost ret = CheckOwnership(st->owner);
02276 if (ret.Failed()) return ret;
02277 }
02278
02279 tile = st->airport.tile;
02280
02281 CommandCost cost(EXPENSES_CONSTRUCTION);
02282
02283 const Aircraft *a;
02284 FOR_ALL_AIRCRAFT(a) {
02285 if (!a->IsNormalAircraft()) continue;
02286 if (a->targetairport == st->index && a->state != FLYING) return CMD_ERROR;
02287 }
02288
02289 TILE_AREA_LOOP(tile_cur, st->airport) {
02290 if (!st->TileBelongsToAirport(tile_cur)) continue;
02291
02292 CommandCost ret = EnsureNoVehicleOnGround(tile_cur);
02293 if (ret.Failed()) return ret;
02294
02295 cost.AddCost(_price[PR_CLEAR_STATION_AIRPORT]);
02296
02297 if (flags & DC_EXEC) {
02298 if (IsHangarTile(tile_cur)) OrderBackup::Reset(tile_cur, false);
02299 DeleteAnimatedTile(tile_cur);
02300 DoClearSquare(tile_cur);
02301 DeleteNewGRFInspectWindow(GSF_AIRPORTTILES, tile_cur);
02302 }
02303 }
02304
02305 if (flags & DC_EXEC) {
02306 const AirportSpec *as = st->airport.GetSpec();
02307 for (uint i = 0; i < st->airport.GetNumHangars(); ++i) {
02308 DeleteWindowById(
02309 WC_VEHICLE_DEPOT, st->airport.GetHangarTile(i)
02310 );
02311 }
02312
02313
02314
02315
02316 Town *nearest = AirportGetNearestTown(as, tile);
02317 nearest->noise_reached -= GetAirportNoiseLevelForTown(as, nearest->xy, tile);
02318
02319 st->rect.AfterRemoveRect(st, st->airport);
02320
02321 st->airport.Clear();
02322 st->facilities &= ~FACIL_AIRPORT;
02323
02324 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_PLANES);
02325
02326 if (_settings_game.economy.station_noise_level) {
02327 SetWindowDirty(WC_TOWN_VIEW, st->town->index);
02328 }
02329
02330 st->UpdateVirtCoord();
02331 st->RecomputeIndustriesNear();
02332 DeleteStationIfEmpty(st);
02333 DeleteNewGRFInspectWindow(GSF_AIRPORTS, st->index);
02334 }
02335
02336 return cost;
02337 }
02338
02345 bool HasStationInUse(StationID station, bool include_company, CompanyID company)
02346 {
02347 const Vehicle *v;
02348 FOR_ALL_VEHICLES(v) {
02349 if ((v->owner == company) == include_company) {
02350 const Order *order;
02351 FOR_VEHICLE_ORDERS(v, order) {
02352 if ((order->IsType(OT_GOTO_STATION) || order->IsType(OT_GOTO_WAYPOINT)) && order->GetDestination() == station) {
02353 return true;
02354 }
02355 }
02356 }
02357 }
02358 return false;
02359 }
02360
02361 static const TileIndexDiffC _dock_tileoffs_chkaround[] = {
02362 {-1, 0},
02363 { 0, 0},
02364 { 0, 0},
02365 { 0, -1}
02366 };
02367 static const byte _dock_w_chk[4] = { 2, 1, 2, 1 };
02368 static const byte _dock_h_chk[4] = { 1, 2, 1, 2 };
02369
02379 CommandCost CmdBuildDock(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
02380 {
02381 StationID station_to_join = GB(p2, 16, 16);
02382 bool reuse = (station_to_join != NEW_STATION);
02383 if (!reuse) station_to_join = INVALID_STATION;
02384 bool distant_join = (station_to_join != INVALID_STATION);
02385
02386 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
02387
02388 DiagDirection direction = GetInclinedSlopeDirection(GetTileSlope(tile, NULL));
02389 if (direction == INVALID_DIAGDIR) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02390 direction = ReverseDiagDir(direction);
02391
02392
02393 if (HasTileWaterGround(tile)) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02394
02395 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
02396 if (ret.Failed()) return ret;
02397
02398 if (MayHaveBridgeAbove(tile) && IsBridgeAbove(tile)) return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
02399
02400 ret = DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
02401 if (ret.Failed()) return ret;
02402
02403 TileIndex tile_cur = tile + TileOffsByDiagDir(direction);
02404
02405 if (!IsTileType(tile_cur, MP_WATER) || GetTileSlope(tile_cur, NULL) != SLOPE_FLAT) {
02406 return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02407 }
02408
02409 if (MayHaveBridgeAbove(tile_cur) && IsBridgeAbove(tile_cur)) return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
02410
02411
02412 WaterClass wc = GetWaterClass(tile_cur);
02413
02414 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
02415 if (ret.Failed()) return ret;
02416
02417 tile_cur += TileOffsByDiagDir(direction);
02418 if (!IsTileType(tile_cur, MP_WATER) || GetTileSlope(tile_cur, NULL) != SLOPE_FLAT) {
02419 return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02420 }
02421
02422
02423 Station *st = NULL;
02424 ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p1, 0),
02425 TileArea(tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
02426 _dock_w_chk[direction], _dock_h_chk[direction]), &st);
02427 if (ret.Failed()) return ret;
02428
02429
02430 if (st == NULL && distant_join) st = Station::GetIfValid(station_to_join);
02431
02432
02433 if (st == NULL && reuse) st = GetClosestDeletedStation(tile);
02434
02435 if (st != NULL) {
02436 if (st->owner != _current_company) {
02437 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
02438 }
02439
02440 CommandCost ret = st->rect.BeforeAddRect(
02441 tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
02442 _dock_w_chk[direction], _dock_h_chk[direction], StationRect::ADD_TEST);
02443 if (ret.Failed()) return ret;
02444
02445 if (st->dock_tile != INVALID_TILE) return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_DOCK);
02446 } else {
02447
02448 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
02449
02450 if (flags & DC_EXEC) {
02451 st = new Station(tile);
02452
02453 st->town = ClosestTownFromTile(tile, UINT_MAX);
02454 st->string_id = GenerateStationName(st, tile, STATIONNAMING_DOCK);
02455
02456 if (Company::IsValidID(_current_company)) {
02457 SetBit(st->town->have_ratings, _current_company);
02458 }
02459 }
02460 }
02461
02462 if (flags & DC_EXEC) {
02463 st->dock_tile = tile;
02464 st->AddFacility(FACIL_DOCK, tile);
02465
02466 st->rect.BeforeAddRect(
02467 tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
02468 _dock_w_chk[direction], _dock_h_chk[direction], StationRect::ADD_TRY);
02469
02470 MakeDock(tile, st->owner, st->index, direction, wc);
02471
02472 st->UpdateVirtCoord();
02473 UpdateStationAcceptance(st, false);
02474 st->RecomputeIndustriesNear();
02475 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
02476 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
02477 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_SHIPS);
02478 }
02479
02480 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_STATION_DOCK]);
02481 }
02482
02489 static CommandCost RemoveDock(TileIndex tile, DoCommandFlag flags)
02490 {
02491 Station *st = Station::GetByTile(tile);
02492 CommandCost ret = CheckOwnership(st->owner);
02493 if (ret.Failed()) return ret;
02494
02495 TileIndex tile1 = st->dock_tile;
02496 TileIndex tile2 = tile1 + TileOffsByDiagDir(GetDockDirection(tile1));
02497
02498 ret = EnsureNoVehicleOnGround(tile1);
02499 if (ret.Succeeded()) ret = EnsureNoVehicleOnGround(tile2);
02500 if (ret.Failed()) return ret;
02501
02502 if (flags & DC_EXEC) {
02503 DoClearSquare(tile1);
02504 MarkTileDirtyByTile(tile1);
02505 MakeWaterKeepingClass(tile2, st->owner);
02506
02507 st->rect.AfterRemoveTile(st, tile1);
02508 st->rect.AfterRemoveTile(st, tile2);
02509
02510 st->dock_tile = INVALID_TILE;
02511 st->facilities &= ~FACIL_DOCK;
02512
02513 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_SHIPS);
02514 st->UpdateVirtCoord();
02515 st->RecomputeIndustriesNear();
02516 DeleteStationIfEmpty(st);
02517 }
02518
02519 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_CLEAR_STATION_DOCK]);
02520 }
02521
02522 #include "table/station_land.h"
02523
02524 const DrawTileSprites *GetStationTileLayout(StationType st, byte gfx)
02525 {
02526 return &_station_display_datas[st][gfx];
02527 }
02528
02529 static void DrawTile_Station(TileInfo *ti)
02530 {
02531 const DrawTileSprites *t = NULL;
02532 RoadTypes roadtypes;
02533 int32 total_offset;
02534 int32 custom_ground_offset;
02535 const RailtypeInfo *rti = NULL;
02536 uint32 relocation = 0;
02537 const BaseStation *st = NULL;
02538 const StationSpec *statspec = NULL;
02539
02540 if (HasStationRail(ti->tile)) {
02541 rti = GetRailTypeInfo(GetRailType(ti->tile));
02542 roadtypes = ROADTYPES_NONE;
02543 total_offset = rti->total_offset;
02544 custom_ground_offset = rti->custom_ground_offset;
02545
02546 if (IsCustomStationSpecIndex(ti->tile)) {
02547
02548 st = BaseStation::GetByTile(ti->tile);
02549 statspec = st->speclist[GetCustomStationSpecIndex(ti->tile)].spec;
02550
02551 if (statspec != NULL) {
02552 uint tile = GetStationGfx(ti->tile);
02553
02554 relocation = GetCustomStationRelocation(statspec, st, ti->tile);
02555
02556 if (HasBit(statspec->callback_mask, CBM_STATION_SPRITE_LAYOUT)) {
02557 uint16 callback = GetStationCallback(CBID_STATION_SPRITE_LAYOUT, 0, 0, statspec, st, ti->tile);
02558 if (callback != CALLBACK_FAILED) tile = (callback & ~1) + GetRailStationAxis(ti->tile);
02559 }
02560
02561
02562 if (statspec->renderdata != NULL) {
02563 t = &statspec->renderdata[tile < statspec->tiles ? tile : (uint)GetRailStationAxis(ti->tile)];
02564 }
02565 }
02566 }
02567 } else {
02568 roadtypes = IsRoadStop(ti->tile) ? GetRoadTypes(ti->tile) : ROADTYPES_NONE;
02569 total_offset = 0;
02570 custom_ground_offset = 0;
02571 }
02572
02573 if (IsAirport(ti->tile)) {
02574 StationGfx gfx = GetAirportGfx(ti->tile);
02575 if (gfx >= NEW_AIRPORTTILE_OFFSET) {
02576 const AirportTileSpec *ats = AirportTileSpec::Get(gfx);
02577 if (ats->grf_prop.spritegroup[0] != NULL && DrawNewAirportTile(ti, Station::GetByTile(ti->tile), gfx, ats)) {
02578 return;
02579 }
02580
02581
02582 assert(ats->grf_prop.subst_id != INVALID_AIRPORTTILE);
02583 gfx = ats->grf_prop.subst_id;
02584 }
02585 switch (gfx) {
02586 case APT_RADAR_GRASS_FENCE_SW:
02587 t = &_station_display_datas_airport_radar_grass_fence_sw[GetAnimationFrame(ti->tile)];
02588 break;
02589 case APT_GRASS_FENCE_NE_FLAG:
02590 t = &_station_display_datas_airport_flag_grass_fence_ne[GetAnimationFrame(ti->tile)];
02591 break;
02592 case APT_RADAR_FENCE_SW:
02593 t = &_station_display_datas_airport_radar_fence_sw[GetAnimationFrame(ti->tile)];
02594 break;
02595 case APT_RADAR_FENCE_NE:
02596 t = &_station_display_datas_airport_radar_fence_ne[GetAnimationFrame(ti->tile)];
02597 break;
02598 case APT_GRASS_FENCE_NE_FLAG_2:
02599 t = &_station_display_datas_airport_flag_grass_fence_ne_2[GetAnimationFrame(ti->tile)];
02600 break;
02601 }
02602 }
02603
02604 Owner owner = GetTileOwner(ti->tile);
02605
02606 PaletteID palette;
02607 if (Company::IsValidID(owner)) {
02608 palette = COMPANY_SPRITE_COLOUR(owner);
02609 } else {
02610
02611 palette = PALETTE_TO_GREY;
02612 }
02613
02614 if (t == NULL || t->seq == NULL) t = GetStationTileLayout(GetStationType(ti->tile), GetStationGfx(ti->tile));
02615
02616
02617 if (ti->tileh != SLOPE_FLAT && !IsDock(ti->tile)) {
02618 if (statspec != NULL && HasBit(statspec->flags, SSF_CUSTOM_FOUNDATIONS)) {
02619
02620 SpriteID image = GetCustomStationFoundationRelocation(statspec, st, ti->tile);
02621
02622 if (HasBit(statspec->flags, SSF_EXTENDED_FOUNDATIONS)) {
02623
02624
02625 static const uint8 foundation_parts[] = {
02626 0, 0, 0, 0,
02627 0, 1, 2, 3,
02628 0, 4, 5, 6,
02629 7, 8, 9
02630 };
02631
02632 AddSortableSpriteToDraw(image + foundation_parts[ti->tileh], PAL_NONE, ti->x, ti->y, 16, 16, 7, ti->z);
02633 } else {
02634
02635
02636
02637
02638 static const uint8 composite_foundation_parts[] = {
02639
02640 0x00, 0xD1, 0xE4, 0xE0,
02641
02642 0xCA, 0xC9, 0xC4, 0xC0,
02643
02644 0xD2, 0x91, 0xE4, 0xA0,
02645
02646 0x4A, 0x09, 0x44
02647 };
02648
02649 uint8 parts = composite_foundation_parts[ti->tileh];
02650
02651
02652
02653 uint z;
02654 Slope slope = GetFoundationSlope(ti->tile, &z);
02655 if (!HasFoundationNW(ti->tile, slope, z)) ClrBit(parts, 6);
02656 if (!HasFoundationNE(ti->tile, slope, z)) ClrBit(parts, 7);
02657
02658 if (parts == 0) {
02659
02660
02661
02662 goto draw_default_foundation;
02663 }
02664
02665 StartSpriteCombine();
02666 for (int i = 0; i < 8; i++) {
02667 if (HasBit(parts, i)) {
02668 AddSortableSpriteToDraw(image + i, PAL_NONE, ti->x, ti->y, 16, 16, 7, ti->z);
02669 }
02670 }
02671 EndSpriteCombine();
02672 }
02673
02674 OffsetGroundSprite(31, 1);
02675 ti->z += ApplyFoundationToSlope(FOUNDATION_LEVELED, &ti->tileh);
02676 } else {
02677 draw_default_foundation:
02678 DrawFoundation(ti, FOUNDATION_LEVELED);
02679 }
02680 }
02681
02682 if (IsBuoy(ti->tile) || IsDock(ti->tile) || (IsOilRig(ti->tile) && IsTileOnWater(ti->tile))) {
02683 if (ti->tileh == SLOPE_FLAT) {
02684 DrawWaterClassGround(ti);
02685 } else {
02686 assert(IsDock(ti->tile));
02687 TileIndex water_tile = ti->tile + TileOffsByDiagDir(GetDockDirection(ti->tile));
02688 WaterClass wc = GetWaterClass(water_tile);
02689 if (wc == WATER_CLASS_SEA) {
02690 DrawShoreTile(ti->tileh);
02691 } else {
02692 DrawClearLandTile(ti, 3);
02693 }
02694 }
02695 } else {
02696 SpriteID image = t->ground.sprite;
02697 PaletteID pal = t->ground.pal;
02698 if (rti != NULL && rti->UsesOverlay() && (image == SPR_RAIL_TRACK_X || image == SPR_RAIL_TRACK_Y)) {
02699 SpriteID ground = GetCustomRailSprite(rti, ti->tile, RTSG_GROUND);
02700 DrawGroundSprite(SPR_FLAT_GRASS_TILE, PAL_NONE);
02701 DrawGroundSprite(ground + (image == SPR_RAIL_TRACK_X ? RTO_X : RTO_Y), PAL_NONE);
02702
02703 if (_game_mode != GM_MENU && _settings_client.gui.show_track_reservation && HasStationReservation(ti->tile)) {
02704 SpriteID overlay = GetCustomRailSprite(rti, ti->tile, RTSG_OVERLAY);
02705 DrawGroundSprite(overlay + (image == SPR_RAIL_TRACK_X ? RTO_X : RTO_Y), PALETTE_CRASH);
02706 }
02707 } else {
02708 if (HasBit(image, SPRITE_MODIFIER_CUSTOM_SPRITE)) {
02709 image += GetCustomStationGroundRelocation(statspec, st, ti->tile);
02710 image += custom_ground_offset;
02711 } else {
02712 image += total_offset;
02713 }
02714 DrawGroundSprite(image, GroundSpritePaletteTransform(image, pal, palette));
02715
02716
02717 if (_game_mode != GM_MENU && _settings_client.gui.show_track_reservation && HasStationRail(ti->tile) && HasStationReservation(ti->tile)) {
02718 const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(ti->tile));
02719 DrawGroundSprite(GetRailStationAxis(ti->tile) == AXIS_X ? rti->base_sprites.single_x : rti->base_sprites.single_y, PALETTE_CRASH);
02720 }
02721 }
02722 }
02723
02724 if (HasStationRail(ti->tile) && HasCatenaryDrawn(GetRailType(ti->tile)) && IsStationTileElectrifiable(ti->tile)) DrawCatenary(ti);
02725
02726 if (HasBit(roadtypes, ROADTYPE_TRAM)) {
02727 Axis axis = GetRoadStopDir(ti->tile) == DIAGDIR_NE ? AXIS_X : AXIS_Y;
02728 DrawGroundSprite((HasBit(roadtypes, ROADTYPE_ROAD) ? SPR_TRAMWAY_OVERLAY : SPR_TRAMWAY_TRAM) + (axis ^ 1), PAL_NONE);
02729 DrawTramCatenary(ti, axis == AXIS_X ? ROAD_X : ROAD_Y);
02730 }
02731
02732 if (IsRailWaypoint(ti->tile)) {
02733
02734 total_offset = 0;
02735 }
02736
02737 DrawRailTileSeq(ti, t, TO_BUILDINGS, total_offset, relocation, palette);
02738 }
02739
02740 void StationPickerDrawSprite(int x, int y, StationType st, RailType railtype, RoadType roadtype, int image)
02741 {
02742 int32 total_offset = 0;
02743 PaletteID pal = COMPANY_SPRITE_COLOUR(_local_company);
02744 const DrawTileSprites *t = GetStationTileLayout(st, image);
02745 const RailtypeInfo *rti = NULL;
02746
02747 if (railtype != INVALID_RAILTYPE) {
02748 rti = GetRailTypeInfo(railtype);
02749 total_offset = rti->total_offset;
02750 }
02751
02752 SpriteID img = t->ground.sprite;
02753 if ((img == SPR_RAIL_TRACK_X || img == SPR_RAIL_TRACK_Y) && rti->UsesOverlay()) {
02754 SpriteID ground = GetCustomRailSprite(rti, INVALID_TILE, RTSG_GROUND);
02755 DrawSprite(SPR_FLAT_GRASS_TILE, PAL_NONE, x, y);
02756 DrawSprite(ground + (img == SPR_RAIL_TRACK_X ? RTO_X : RTO_Y), PAL_NONE, x, y);
02757 } else {
02758 DrawSprite(img + total_offset, HasBit(img, PALETTE_MODIFIER_COLOUR) ? pal : PAL_NONE, x, y);
02759 }
02760
02761 if (roadtype == ROADTYPE_TRAM) {
02762 DrawSprite(SPR_TRAMWAY_TRAM + (t->ground.sprite == SPR_ROAD_PAVED_STRAIGHT_X ? 1 : 0), PAL_NONE, x, y);
02763 }
02764
02765
02766 DrawRailTileSeqInGUI(x, y, t, st == STATION_WAYPOINT ? 0 : total_offset, 0, pal);
02767 }
02768
02769 static uint GetSlopeZ_Station(TileIndex tile, uint x, uint y)
02770 {
02771 return GetTileMaxZ(tile);
02772 }
02773
02774 static Foundation GetFoundation_Station(TileIndex tile, Slope tileh)
02775 {
02776 return FlatteningFoundation(tileh);
02777 }
02778
02779 static void GetTileDesc_Station(TileIndex tile, TileDesc *td)
02780 {
02781 td->owner[0] = GetTileOwner(tile);
02782 if (IsDriveThroughStopTile(tile)) {
02783 Owner road_owner = INVALID_OWNER;
02784 Owner tram_owner = INVALID_OWNER;
02785 RoadTypes rts = GetRoadTypes(tile);
02786 if (HasBit(rts, ROADTYPE_ROAD)) road_owner = GetRoadOwner(tile, ROADTYPE_ROAD);
02787 if (HasBit(rts, ROADTYPE_TRAM)) tram_owner = GetRoadOwner(tile, ROADTYPE_TRAM);
02788
02789
02790 if ((tram_owner != INVALID_OWNER && tram_owner != td->owner[0]) ||
02791 (road_owner != INVALID_OWNER && road_owner != td->owner[0])) {
02792 uint i = 1;
02793 if (road_owner != INVALID_OWNER) {
02794 td->owner_type[i] = STR_LAND_AREA_INFORMATION_ROAD_OWNER;
02795 td->owner[i] = road_owner;
02796 i++;
02797 }
02798 if (tram_owner != INVALID_OWNER) {
02799 td->owner_type[i] = STR_LAND_AREA_INFORMATION_TRAM_OWNER;
02800 td->owner[i] = tram_owner;
02801 }
02802 }
02803 }
02804 td->build_date = BaseStation::GetByTile(tile)->build_date;
02805
02806 if (HasStationTileRail(tile)) {
02807 const StationSpec *spec = GetStationSpec(tile);
02808
02809 if (spec != NULL) {
02810 td->station_class = StationClass::GetName(spec->cls_id);
02811 td->station_name = spec->name;
02812
02813 if (spec->grf_prop.grffile != NULL) {
02814 const GRFConfig *gc = GetGRFConfig(spec->grf_prop.grffile->grfid);
02815 td->grf = gc->GetName();
02816 }
02817 }
02818
02819 const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(tile));
02820 td->rail_speed = rti->max_speed;
02821 }
02822
02823 if (IsAirport(tile)) {
02824 const AirportSpec *as = Station::GetByTile(tile)->airport.GetSpec();
02825 td->airport_class = AirportClass::GetName(as->cls_id);
02826 td->airport_name = as->name;
02827
02828 const AirportTileSpec *ats = AirportTileSpec::GetByTile(tile);
02829 td->airport_tile_name = ats->name;
02830
02831 if (as->grf_prop.grffile != NULL) {
02832 const GRFConfig *gc = GetGRFConfig(as->grf_prop.grffile->grfid);
02833 td->grf = gc->GetName();
02834 } else if (ats->grf_prop.grffile != NULL) {
02835 const GRFConfig *gc = GetGRFConfig(ats->grf_prop.grffile->grfid);
02836 td->grf = gc->GetName();
02837 }
02838 }
02839
02840 StringID str;
02841 switch (GetStationType(tile)) {
02842 default: NOT_REACHED();
02843 case STATION_RAIL: str = STR_LAI_STATION_DESCRIPTION_RAILROAD_STATION; break;
02844 case STATION_AIRPORT:
02845 str = (IsHangar(tile) ? STR_LAI_STATION_DESCRIPTION_AIRCRAFT_HANGAR : STR_LAI_STATION_DESCRIPTION_AIRPORT);
02846 break;
02847 case STATION_TRUCK: str = STR_LAI_STATION_DESCRIPTION_TRUCK_LOADING_AREA; break;
02848 case STATION_BUS: str = STR_LAI_STATION_DESCRIPTION_BUS_STATION; break;
02849 case STATION_OILRIG: str = STR_INDUSTRY_NAME_OIL_RIG; break;
02850 case STATION_DOCK: str = STR_LAI_STATION_DESCRIPTION_SHIP_DOCK; break;
02851 case STATION_BUOY: str = STR_LAI_STATION_DESCRIPTION_BUOY; break;
02852 case STATION_WAYPOINT: str = STR_LAI_STATION_DESCRIPTION_WAYPOINT; break;
02853 }
02854 td->str = str;
02855 }
02856
02857
02858 static TrackStatus GetTileTrackStatus_Station(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
02859 {
02860 TrackBits trackbits = TRACK_BIT_NONE;
02861
02862 switch (mode) {
02863 case TRANSPORT_RAIL:
02864 if (HasStationRail(tile) && !IsStationTileBlocked(tile)) {
02865 trackbits = TrackToTrackBits(GetRailStationTrack(tile));
02866 }
02867 break;
02868
02869 case TRANSPORT_WATER:
02870
02871 if (IsBuoy(tile)) {
02872 trackbits = TRACK_BIT_ALL;
02873
02874 if (TileX(tile) == 0) trackbits &= ~(TRACK_BIT_X | TRACK_BIT_UPPER | TRACK_BIT_RIGHT);
02875
02876 if (TileY(tile) == 0) trackbits &= ~(TRACK_BIT_Y | TRACK_BIT_LEFT | TRACK_BIT_UPPER);
02877 }
02878 break;
02879
02880 case TRANSPORT_ROAD:
02881 if ((GetRoadTypes(tile) & sub_mode) != 0 && IsRoadStop(tile)) {
02882 DiagDirection dir = GetRoadStopDir(tile);
02883 Axis axis = DiagDirToAxis(dir);
02884
02885 if (side != INVALID_DIAGDIR) {
02886 if (axis != DiagDirToAxis(side) || (IsStandardRoadStopTile(tile) && dir != side)) break;
02887 }
02888
02889 trackbits = AxisToTrackBits(axis);
02890 }
02891 break;
02892
02893 default:
02894 break;
02895 }
02896
02897 return CombineTrackStatus(TrackBitsToTrackdirBits(trackbits), TRACKDIR_BIT_NONE);
02898 }
02899
02900
02901 static void TileLoop_Station(TileIndex tile)
02902 {
02903
02904
02905 switch (GetStationType(tile)) {
02906 case STATION_AIRPORT:
02907 AirportTileAnimationTrigger(Station::GetByTile(tile), tile, AAT_TILELOOP);
02908 break;
02909
02910 case STATION_DOCK:
02911 if (GetTileSlope(tile, NULL) != SLOPE_FLAT) break;
02912
02913 case STATION_OILRIG:
02914 case STATION_BUOY:
02915 TileLoop_Water(tile);
02916 break;
02917
02918 default: break;
02919 }
02920 }
02921
02922
02923 static void AnimateTile_Station(TileIndex tile)
02924 {
02925 if (HasStationRail(tile)) {
02926 AnimateStationTile(tile);
02927 return;
02928 }
02929
02930 if (IsAirport(tile)) {
02931 AnimateAirportTile(tile);
02932 }
02933 }
02934
02935
02936 static bool ClickTile_Station(TileIndex tile)
02937 {
02938 const BaseStation *bst = BaseStation::GetByTile(tile);
02939
02940 if (bst->facilities & FACIL_WAYPOINT) {
02941 ShowWaypointWindow(Waypoint::From(bst));
02942 } else if (IsHangar(tile)) {
02943 const Station *st = Station::From(bst);
02944 ShowDepotWindow(st->airport.GetHangarTile(st->airport.GetHangarNum(tile)), VEH_AIRCRAFT);
02945 } else {
02946 ShowStationViewWindow(bst->index);
02947 }
02948 return true;
02949 }
02950
02951 static VehicleEnterTileStatus VehicleEnter_Station(Vehicle *v, TileIndex tile, int x, int y)
02952 {
02953 if (v->type == VEH_TRAIN) {
02954 StationID station_id = GetStationIndex(tile);
02955 if (!v->current_order.ShouldStopAtStation(v, station_id)) return VETSB_CONTINUE;
02956 if (!IsRailStation(tile) || !Train::From(v)->IsFrontEngine()) return VETSB_CONTINUE;
02957
02958 int station_ahead;
02959 int station_length;
02960 int stop = GetTrainStopLocation(station_id, tile, Train::From(v), &station_ahead, &station_length);
02961
02962
02963
02964
02965
02966 if (!IsInsideBS(stop + station_ahead, station_length, TILE_SIZE)) return VETSB_CONTINUE;
02967
02968 DiagDirection dir = DirToDiagDir(v->direction);
02969
02970 x &= 0xF;
02971 y &= 0xF;
02972
02973 if (DiagDirToAxis(dir) != AXIS_X) Swap(x, y);
02974 if (y == TILE_SIZE / 2) {
02975 if (dir != DIAGDIR_SE && dir != DIAGDIR_SW) x = TILE_SIZE - 1 - x;
02976 stop &= TILE_SIZE - 1;
02977
02978 if (x == stop) return VETSB_ENTERED_STATION | (VehicleEnterTileStatus)(station_id << VETS_STATION_ID_OFFSET);
02979 if (x < stop) {
02980 uint16 spd;
02981
02982 v->vehstatus |= VS_TRAIN_SLOWING;
02983 spd = max(0, (stop - x) * 20 - 15);
02984 if (spd < v->cur_speed) v->cur_speed = spd;
02985 }
02986 }
02987 } else if (v->type == VEH_ROAD) {
02988 RoadVehicle *rv = RoadVehicle::From(v);
02989 if (rv->state < RVSB_IN_ROAD_STOP && !IsReversingRoadTrackdir((Trackdir)rv->state) && rv->frame == 0) {
02990 if (IsRoadStop(tile) && rv->IsFrontEngine()) {
02991
02992 return RoadStop::GetByTile(tile, GetRoadStopType(tile))->Enter(rv) ? VETSB_CONTINUE : VETSB_CANNOT_ENTER;
02993 }
02994 }
02995 }
02996
02997 return VETSB_CONTINUE;
02998 }
02999
03006 static bool StationHandleBigTick(BaseStation *st)
03007 {
03008 if (!st->IsInUse() && ++st->delete_ctr >= 8) {
03009 delete st;
03010 return false;
03011 }
03012
03013 if ((st->facilities & FACIL_WAYPOINT) == 0) UpdateStationAcceptance(Station::From(st), true);
03014
03015 return true;
03016 }
03017
03018 static inline void byte_inc_sat(byte *p)
03019 {
03020 byte b = *p + 1;
03021 if (b != 0) *p = b;
03022 }
03023
03024 static void UpdateStationRating(Station *st)
03025 {
03026 bool waiting_changed = false;
03027
03028 byte_inc_sat(&st->time_since_load);
03029 byte_inc_sat(&st->time_since_unload);
03030
03031 const CargoSpec *cs;
03032 FOR_ALL_CARGOSPECS(cs) {
03033 GoodsEntry *ge = &st->goods[cs->Index()];
03034
03035
03036
03037 if (!HasBit(ge->acceptance_pickup, GoodsEntry::PICKUP) && ge->rating < INITIAL_STATION_RATING) {
03038 ge->rating++;
03039 }
03040
03041
03042 if (HasBit(ge->acceptance_pickup, GoodsEntry::PICKUP)) {
03043 byte_inc_sat(&ge->days_since_pickup);
03044
03045 bool skip = false;
03046 int rating = 0;
03047 uint waiting = ge->cargo.Count();
03048
03049 if (HasBit(cs->callback_mask, CBM_CARGO_STATION_RATING_CALC)) {
03050
03051
03052
03053
03054 uint last_speed = ge->last_speed;
03055 if (last_speed == 0) last_speed = 0xFF;
03056
03057 uint32 var18 = min(ge->days_since_pickup, 0xFF) | (min(waiting, 0xFFFF) << 8) | (min(last_speed, 0xFF) << 24);
03058
03059 uint32 var10 = (st->last_vehicle_type == VEH_INVALID) ? 0x0 : (st->last_vehicle_type + 0x10);
03060 uint16 callback = GetCargoCallback(CBID_CARGO_STATION_RATING_CALC, var10, var18, cs);
03061 if (callback != CALLBACK_FAILED) {
03062 skip = true;
03063 rating = GB(callback, 0, 14);
03064
03065
03066 if (HasBit(callback, 14)) rating -= 0x4000;
03067 }
03068 }
03069
03070 if (!skip) {
03071 int b = ge->last_speed - 85;
03072 if (b >= 0) rating += b >> 2;
03073
03074 byte days = ge->days_since_pickup;
03075 if (st->last_vehicle_type == VEH_SHIP) days >>= 2;
03076 (days > 21) ||
03077 (rating += 25, days > 12) ||
03078 (rating += 25, days > 6) ||
03079 (rating += 45, days > 3) ||
03080 (rating += 35, true);
03081
03082 (rating -= 90, waiting > 1500) ||
03083 (rating += 55, waiting > 1000) ||
03084 (rating += 35, waiting > 600) ||
03085 (rating += 10, waiting > 300) ||
03086 (rating += 20, waiting > 100) ||
03087 (rating += 10, true);
03088 }
03089
03090 if (Company::IsValidID(st->owner) && HasBit(st->town->statues, st->owner)) rating += 26;
03091
03092 byte age = ge->last_age;
03093 (age >= 3) ||
03094 (rating += 10, age >= 2) ||
03095 (rating += 10, age >= 1) ||
03096 (rating += 13, true);
03097
03098 {
03099 int or_ = ge->rating;
03100
03101
03102 ge->rating = rating = or_ + Clamp(Clamp(rating, 0, 255) - or_, -2, 2);
03103
03104
03105
03106 if (rating <= 64 && waiting >= 200) {
03107 int dec = Random() & 0x1F;
03108 if (waiting < 400) dec &= 7;
03109 waiting -= dec + 1;
03110 waiting_changed = true;
03111 }
03112
03113
03114 if (rating <= 127 && waiting != 0) {
03115 uint32 r = Random();
03116 if (rating <= (int)GB(r, 0, 7)) {
03117
03118 waiting = max((int)waiting - (int)GB(r, 8, 2) - 1, 0);
03119 waiting_changed = true;
03120 }
03121 }
03122
03123
03124
03125
03126 static const uint WAITING_CARGO_THRESHOLD = 1 << 12;
03127 static const uint WAITING_CARGO_CUT_FACTOR = 1 << 6;
03128 static const uint MAX_WAITING_CARGO = 1 << 15;
03129
03130 if (waiting > WAITING_CARGO_THRESHOLD) {
03131 uint difference = waiting - WAITING_CARGO_THRESHOLD;
03132 waiting -= (difference / WAITING_CARGO_CUT_FACTOR);
03133
03134 waiting = min(waiting, MAX_WAITING_CARGO);
03135 waiting_changed = true;
03136 }
03137
03138 if (waiting_changed) ge->cargo.Truncate(waiting);
03139 }
03140 }
03141 }
03142
03143 StationID index = st->index;
03144 if (waiting_changed) {
03145 SetWindowDirty(WC_STATION_VIEW, index);
03146 } else {
03147 SetWindowWidgetDirty(WC_STATION_VIEW, index, SVW_RATINGLIST);
03148 }
03149 }
03150
03151
03152 static void StationHandleSmallTick(BaseStation *st)
03153 {
03154 if ((st->facilities & FACIL_WAYPOINT) != 0 || !st->IsInUse()) return;
03155
03156 byte b = st->delete_ctr + 1;
03157 if (b >= 185) b = 0;
03158 st->delete_ctr = b;
03159
03160 if (b == 0) UpdateStationRating(Station::From(st));
03161 }
03162
03163 void OnTick_Station()
03164 {
03165 if (_game_mode == GM_EDITOR) return;
03166
03167 BaseStation *st;
03168 FOR_ALL_BASE_STATIONS(st) {
03169 StationHandleSmallTick(st);
03170
03171
03172
03173
03174 if ((_tick_counter + st->index) % 250 == 0) {
03175
03176 if (!StationHandleBigTick(st)) continue;
03177 TriggerStationAnimation(st, st->xy, SAT_250_TICKS);
03178 if (Station::IsExpected(st)) AirportAnimationTrigger(Station::From(st), AAT_STATION_250_TICKS);
03179 }
03180 }
03181 }
03182
03183 void StationMonthlyLoop()
03184 {
03185
03186 }
03187
03188
03189 void ModifyStationRatingAround(TileIndex tile, Owner owner, int amount, uint radius)
03190 {
03191 Station *st;
03192
03193 FOR_ALL_STATIONS(st) {
03194 if (st->owner == owner &&
03195 DistanceManhattan(tile, st->xy) <= radius) {
03196 for (CargoID i = 0; i < NUM_CARGO; i++) {
03197 GoodsEntry *ge = &st->goods[i];
03198
03199 if (ge->acceptance_pickup != 0) {
03200 ge->rating = Clamp(ge->rating + amount, 0, 255);
03201 }
03202 }
03203 }
03204 }
03205 }
03206
03207 static uint UpdateStationWaiting(Station *st, CargoID type, uint amount, SourceType source_type, SourceID source_id)
03208 {
03209 GoodsEntry &ge = st->goods[type];
03210 amount += ge.amount_fract;
03211 ge.amount_fract = GB(amount, 0, 8);
03212
03213 amount >>= 8;
03214
03215 if (amount == 0) return 0;
03216
03217 ge.cargo.Append(new CargoPacket(st->index, st->xy, amount, source_type, source_id));
03218
03219 if (!HasBit(ge.acceptance_pickup, GoodsEntry::PICKUP)) {
03220 InvalidateWindowData(WC_STATION_LIST, st->index);
03221 SetBit(ge.acceptance_pickup, GoodsEntry::PICKUP);
03222 }
03223
03224 TriggerStationAnimation(st, st->xy, SAT_NEW_CARGO, type);
03225 AirportAnimationTrigger(st, AAT_STATION_NEW_CARGO, type);
03226
03227 SetWindowDirty(WC_STATION_VIEW, st->index);
03228 st->MarkTilesDirty(true);
03229 return amount;
03230 }
03231
03232 static bool IsUniqueStationName(const char *name)
03233 {
03234 const Station *st;
03235
03236 FOR_ALL_STATIONS(st) {
03237 if (st->name != NULL && strcmp(st->name, name) == 0) return false;
03238 }
03239
03240 return true;
03241 }
03242
03252 CommandCost CmdRenameStation(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
03253 {
03254 Station *st = Station::GetIfValid(p1);
03255 if (st == NULL) return CMD_ERROR;
03256
03257 CommandCost ret = CheckOwnership(st->owner);
03258 if (ret.Failed()) return ret;
03259
03260 bool reset = StrEmpty(text);
03261
03262 if (!reset) {
03263 if (Utf8StringLength(text) >= MAX_LENGTH_STATION_NAME_CHARS) return CMD_ERROR;
03264 if (!IsUniqueStationName(text)) return_cmd_error(STR_ERROR_NAME_MUST_BE_UNIQUE);
03265 }
03266
03267 if (flags & DC_EXEC) {
03268 free(st->name);
03269 st->name = reset ? NULL : strdup(text);
03270
03271 st->UpdateVirtCoord();
03272 InvalidateWindowData(WC_STATION_LIST, st->owner, 1);
03273 }
03274
03275 return CommandCost();
03276 }
03277
03284 void FindStationsAroundTiles(const TileArea &location, StationList *stations)
03285 {
03286
03287 int max_rad = (_settings_game.station.modified_catchment ? MAX_CATCHMENT : CA_UNMODIFIED);
03288
03289 for (int dy = -max_rad; dy < location.h + max_rad; dy++) {
03290 for (int dx = -max_rad; dx < location.w + max_rad; dx++) {
03291 TileIndex cur_tile = TileAddWrap(location.tile, dx, dy);
03292 if (cur_tile == INVALID_TILE || !IsTileType(cur_tile, MP_STATION)) continue;
03293
03294 Station *st = Station::GetByTile(cur_tile);
03295 if (st == NULL) continue;
03296
03297 if (_settings_game.station.modified_catchment) {
03298 int rad = st->GetCatchmentRadius();
03299 if (dx < -rad || dx >= rad + location.w || dy < -rad || dy >= rad + location.h) continue;
03300 }
03301
03302
03303
03304
03305 stations->Include(st);
03306 }
03307 }
03308 }
03309
03314 const StationList *StationFinder::GetStations()
03315 {
03316 if (this->tile != INVALID_TILE) {
03317 FindStationsAroundTiles(*this, &this->stations);
03318 this->tile = INVALID_TILE;
03319 }
03320 return &this->stations;
03321 }
03322
03323 uint MoveGoodsToStation(CargoID type, uint amount, SourceType source_type, SourceID source_id, const StationList *all_stations)
03324 {
03325
03326 if (amount == 0) return 0;
03327
03328 Station *st1 = NULL;
03329 Station *st2 = NULL;
03330 uint best_rating1 = 0;
03331 uint best_rating2 = 0;
03332
03333 for (Station * const *st_iter = all_stations->Begin(); st_iter != all_stations->End(); ++st_iter) {
03334 Station *st = *st_iter;
03335
03336
03337 if (st->town->exclusive_counter > 0 && st->town->exclusivity != st->owner) continue;
03338
03339 if (st->goods[type].rating == 0) continue;
03340
03341 if (_settings_game.order.selectgoods && st->goods[type].last_speed == 0) continue;
03342
03343 if (IsCargoInClass(type, CC_PASSENGERS)) {
03344 if (st->facilities == FACIL_TRUCK_STOP) continue;
03345 } else {
03346 if (st->facilities == FACIL_BUS_STOP) continue;
03347 }
03348
03349
03350 if (st1 == NULL || st->goods[type].rating >= best_rating1) {
03351 st2 = st1; best_rating2 = best_rating1; st1 = st; best_rating1 = st->goods[type].rating;
03352 } else if (st2 == NULL || st->goods[type].rating >= best_rating2) {
03353 st2 = st; best_rating2 = st->goods[type].rating;
03354 }
03355 }
03356
03357
03358 if (st1 == NULL) return 0;
03359
03360
03361
03362 amount *= best_rating1 + 1;
03363
03364 if (st2 == NULL) {
03365
03366 return UpdateStationWaiting(st1, type, amount, source_type, source_id);
03367 }
03368
03369
03370 assert(st1 != NULL);
03371 assert(st2 != NULL);
03372 assert(best_rating1 != 0 || best_rating2 != 0);
03373
03374
03375
03376
03377
03378
03379 uint worst_cargo = amount * best_rating2 / (best_rating1 + best_rating2);
03380 assert(worst_cargo <= (amount - worst_cargo));
03381
03382
03383 uint moved = UpdateStationWaiting(st1, type, amount - worst_cargo, source_type, source_id);
03384
03385
03386 return moved + UpdateStationWaiting(st2, type, worst_cargo, source_type, source_id);
03387 }
03388
03389 void BuildOilRig(TileIndex tile)
03390 {
03391 if (!Station::CanAllocateItem()) {
03392 DEBUG(misc, 0, "Can't allocate station for oilrig at 0x%X, reverting to oilrig only", tile);
03393 return;
03394 }
03395
03396 Station *st = new Station(tile);
03397 st->town = ClosestTownFromTile(tile, UINT_MAX);
03398
03399 st->string_id = GenerateStationName(st, tile, STATIONNAMING_OILRIG);
03400
03401 assert(IsTileType(tile, MP_INDUSTRY));
03402 DeleteAnimatedTile(tile);
03403 MakeOilrig(tile, st->index, GetWaterClass(tile));
03404
03405 st->owner = OWNER_NONE;
03406 st->airport.type = AT_OILRIG;
03407 st->airport.Add(tile);
03408 st->dock_tile = tile;
03409 st->facilities = FACIL_AIRPORT | FACIL_DOCK;
03410 st->build_date = _date;
03411
03412 st->rect.BeforeAddTile(tile, StationRect::ADD_FORCE);
03413
03414 for (CargoID j = 0; j < NUM_CARGO; j++) {
03415 st->goods[j].acceptance_pickup = 0;
03416 st->goods[j].days_since_pickup = 255;
03417 st->goods[j].rating = INITIAL_STATION_RATING;
03418 st->goods[j].last_speed = 0;
03419 st->goods[j].last_age = 255;
03420 }
03421
03422 st->UpdateVirtCoord();
03423 UpdateStationAcceptance(st, false);
03424 st->RecomputeIndustriesNear();
03425 }
03426
03427 void DeleteOilRig(TileIndex tile)
03428 {
03429 Station *st = Station::GetByTile(tile);
03430
03431 MakeWaterKeepingClass(tile, OWNER_NONE);
03432
03433 st->dock_tile = INVALID_TILE;
03434 st->airport.Clear();
03435 st->facilities &= ~(FACIL_AIRPORT | FACIL_DOCK);
03436 st->airport.flags = 0;
03437
03438 st->rect.AfterRemoveTile(st, tile);
03439
03440 st->UpdateVirtCoord();
03441 st->RecomputeIndustriesNear();
03442 if (!st->IsInUse()) delete st;
03443 }
03444
03445 static void ChangeTileOwner_Station(TileIndex tile, Owner old_owner, Owner new_owner)
03446 {
03447 if (IsDriveThroughStopTile(tile)) {
03448 for (RoadType rt = ROADTYPE_ROAD; rt < ROADTYPE_END; rt++) {
03449
03450 if (GetRoadOwner(tile, rt) == old_owner) {
03451 SetRoadOwner(tile, rt, new_owner == INVALID_OWNER ? OWNER_NONE : new_owner);
03452 }
03453 }
03454 }
03455
03456 if (!IsTileOwner(tile, old_owner)) return;
03457
03458 if (new_owner != INVALID_OWNER) {
03459
03460 SetTileOwner(tile, new_owner);
03461 InvalidateWindowClassesData(WC_STATION_LIST, 0);
03462 } else {
03463 if (IsDriveThroughStopTile(tile)) {
03464
03465 DoCommand(tile, 1 | 1 << 8, (GetStationType(tile) == STATION_TRUCK) ? ROADSTOP_TRUCK : ROADSTOP_BUS, DC_EXEC | DC_BANKRUPT, CMD_REMOVE_ROAD_STOP);
03466 assert(IsTileType(tile, MP_ROAD));
03467
03468 ChangeTileOwner(tile, old_owner, new_owner);
03469 } else {
03470 DoCommand(tile, 0, 0, DC_EXEC | DC_BANKRUPT, CMD_LANDSCAPE_CLEAR);
03471
03472
03473
03474 if ((IsTileType(tile, MP_WATER) || IsBuoyTile(tile)) && IsTileOwner(tile, old_owner)) SetTileOwner(tile, OWNER_NONE);
03475 }
03476 }
03477 }
03478
03487 static bool CanRemoveRoadWithStop(TileIndex tile, DoCommandFlag flags)
03488 {
03489
03490 if (_current_company == OWNER_WATER) return true;
03491
03492 Owner road_owner = _current_company;
03493 Owner tram_owner = _current_company;
03494
03495 RoadTypes rts = GetRoadTypes(tile);
03496 if (HasBit(rts, ROADTYPE_ROAD)) road_owner = GetRoadOwner(tile, ROADTYPE_ROAD);
03497 if (HasBit(rts, ROADTYPE_TRAM)) tram_owner = GetRoadOwner(tile, ROADTYPE_TRAM);
03498
03499 if ((road_owner != OWNER_TOWN && CheckOwnership(road_owner).Failed()) || CheckOwnership(tram_owner).Failed()) return false;
03500
03501 return road_owner != OWNER_TOWN || CheckAllowRemoveRoad(tile, GetAnyRoadBits(tile, ROADTYPE_ROAD), OWNER_TOWN, ROADTYPE_ROAD, flags).Succeeded();
03502 }
03503
03504 CommandCost ClearTile_Station(TileIndex tile, DoCommandFlag flags)
03505 {
03506 if (flags & DC_AUTO) {
03507 switch (GetStationType(tile)) {
03508 default: break;
03509 case STATION_RAIL: return_cmd_error(STR_ERROR_MUST_DEMOLISH_RAILROAD);
03510 case STATION_WAYPOINT: return_cmd_error(STR_ERROR_BUILDING_MUST_BE_DEMOLISHED);
03511 case STATION_AIRPORT: return_cmd_error(STR_ERROR_MUST_DEMOLISH_AIRPORT_FIRST);
03512 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);
03513 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);
03514 case STATION_BUOY: return_cmd_error(STR_ERROR_BUOY_IN_THE_WAY);
03515 case STATION_DOCK: return_cmd_error(STR_ERROR_MUST_DEMOLISH_DOCK_FIRST);
03516 case STATION_OILRIG:
03517 SetDParam(1, STR_INDUSTRY_NAME_OIL_RIG);
03518 return_cmd_error(STR_ERROR_GENERIC_OBJECT_IN_THE_WAY);
03519 }
03520 }
03521
03522 switch (GetStationType(tile)) {
03523 case STATION_RAIL: return RemoveRailStation(tile, flags);
03524 case STATION_WAYPOINT: return RemoveRailWaypoint(tile, flags);
03525 case STATION_AIRPORT: return RemoveAirport(tile, flags);
03526 case STATION_TRUCK:
03527 if (IsDriveThroughStopTile(tile) && !CanRemoveRoadWithStop(tile, flags)) {
03528 return_cmd_error(STR_ERROR_MUST_DEMOLISH_TRUCK_STATION_FIRST);
03529 }
03530 return RemoveRoadStop(tile, flags);
03531 case STATION_BUS:
03532 if (IsDriveThroughStopTile(tile) && !CanRemoveRoadWithStop(tile, flags)) {
03533 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BUS_STATION_FIRST);
03534 }
03535 return RemoveRoadStop(tile, flags);
03536 case STATION_BUOY: return RemoveBuoy(tile, flags);
03537 case STATION_DOCK: return RemoveDock(tile, flags);
03538 default: break;
03539 }
03540
03541 return CMD_ERROR;
03542 }
03543
03544 static CommandCost TerraformTile_Station(TileIndex tile, DoCommandFlag flags, uint z_new, Slope tileh_new)
03545 {
03546 if (_settings_game.construction.build_on_slopes && AutoslopeEnabled()) {
03547
03548
03549
03550 if (!IsSteepSlope(tileh_new) && (GetTileMaxZ(tile) == z_new + GetSlopeMaxZ(tileh_new))) {
03551 switch (GetStationType(tile)) {
03552 case STATION_WAYPOINT:
03553 case STATION_RAIL: {
03554 DiagDirection direction = AxisToDiagDir(GetRailStationAxis(tile));
03555 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, direction)) break;
03556 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, ReverseDiagDir(direction))) break;
03557 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03558 }
03559
03560 case STATION_AIRPORT:
03561 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03562
03563 case STATION_TRUCK:
03564 case STATION_BUS: {
03565 DiagDirection direction = GetRoadStopDir(tile);
03566 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, direction)) break;
03567 if (IsDriveThroughStopTile(tile)) {
03568 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, ReverseDiagDir(direction))) break;
03569 }
03570 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03571 }
03572
03573 default: break;
03574 }
03575 }
03576 }
03577 return DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
03578 }
03579
03580
03581 extern const TileTypeProcs _tile_type_station_procs = {
03582 DrawTile_Station,
03583 GetSlopeZ_Station,
03584 ClearTile_Station,
03585 NULL,
03586 GetTileDesc_Station,
03587 GetTileTrackStatus_Station,
03588 ClickTile_Station,
03589 AnimateTile_Station,
03590 TileLoop_Station,
03591 ChangeTileOwner_Station,
03592 NULL,
03593 VehicleEnter_Station,
03594 GetFoundation_Station,
03595 TerraformTile_Station,
03596 };