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00012 #include "stdafx.h"
00013 #include "openttd.h"
00014 #include "aircraft.h"
00015 #include "bridge_map.h"
00016 #include "cmd_helper.h"
00017 #include "landscape.h"
00018 #include "viewport_func.h"
00019 #include "command_func.h"
00020 #include "town.h"
00021 #include "news_func.h"
00022 #include "train.h"
00023 #include "roadveh.h"
00024 #include "industry.h"
00025 #include "newgrf_cargo.h"
00026 #include "newgrf_station.h"
00027 #include "newgrf_commons.h"
00028 #include "pathfinder/yapf/yapf_cache.h"
00029 #include "road_internal.h"
00030 #include "variables.h"
00031 #include "autoslope.h"
00032 #include "water.h"
00033 #include "station_gui.h"
00034 #include "strings_func.h"
00035 #include "functions.h"
00036 #include "window_func.h"
00037 #include "date_func.h"
00038 #include "vehicle_func.h"
00039 #include "string_func.h"
00040 #include "animated_tile_func.h"
00041 #include "elrail_func.h"
00042 #include "station_base.h"
00043 #include "roadstop_base.h"
00044 #include "waypoint_base.h"
00045 #include "waypoint_func.h"
00046 #include "pbs.h"
00047 #include "debug.h"
00048
00049 #include "table/strings.h"
00050
00057 bool IsHangar(TileIndex t)
00058 {
00059 assert(IsTileType(t, MP_STATION));
00060
00061
00062 if (!IsAirport(t)) return false;
00063
00064 const Station *st = Station::GetByTile(t);
00065 const AirportFTAClass *apc = st->Airport();
00066
00067 for (uint i = 0; i < apc->nof_depots; i++) {
00068 if (st->airport_tile + ToTileIndexDiff(apc->airport_depots[i]) == t) return true;
00069 }
00070
00071 return false;
00072 }
00073
00081 template <class T>
00082 bool GetStationAround(TileArea ta, StationID closest_station, T **st)
00083 {
00084
00085 TILE_LOOP(tile_cur, ta.w + 2, ta.h + 2, ta.tile - TileDiffXY(1, 1)) {
00086 if (IsTileType(tile_cur, MP_STATION)) {
00087 StationID t = GetStationIndex(tile_cur);
00088
00089 if (closest_station == INVALID_STATION) {
00090 if (T::IsValidID(t)) closest_station = t;
00091 } else if (closest_station != t) {
00092 _error_message = STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING;
00093 return false;
00094 }
00095 }
00096 }
00097 *st = (closest_station == INVALID_STATION) ? NULL : T::Get(closest_station);
00098 return true;
00099 }
00100
00106 typedef bool (*CMSAMatcher)(TileIndex tile);
00107
00114 static int CountMapSquareAround(TileIndex tile, CMSAMatcher cmp)
00115 {
00116 int num = 0;
00117
00118 for (int dx = -3; dx <= 3; dx++) {
00119 for (int dy = -3; dy <= 3; dy++) {
00120 TileIndex t = TileAddWrap(tile, dx, dy);
00121 if (t != INVALID_TILE && cmp(t)) num++;
00122 }
00123 }
00124
00125 return num;
00126 }
00127
00133 static bool CMSAMine(TileIndex tile)
00134 {
00135
00136 if (!IsTileType(tile, MP_INDUSTRY)) return false;
00137
00138 const Industry *ind = Industry::GetByTile(tile);
00139
00140
00141 if ((GetIndustrySpec(ind->type)->life_type & INDUSTRYLIFE_EXTRACTIVE) == 0) return false;
00142
00143 for (uint i = 0; i < lengthof(ind->produced_cargo); i++) {
00144
00145
00146 if (ind->produced_cargo[i] != CT_INVALID &&
00147 (CargoSpec::Get(ind->produced_cargo[i])->classes & (CC_LIQUID | CC_PASSENGERS | CC_MAIL)) == 0) {
00148 return true;
00149 }
00150 }
00151
00152 return false;
00153 }
00154
00160 static bool CMSAWater(TileIndex tile)
00161 {
00162 return IsTileType(tile, MP_WATER) && IsWater(tile);
00163 }
00164
00170 static bool CMSATree(TileIndex tile)
00171 {
00172 return IsTileType(tile, MP_TREES);
00173 }
00174
00180 static bool CMSAForest(TileIndex tile)
00181 {
00182
00183 if (!IsTileType(tile, MP_INDUSTRY)) return false;
00184
00185 const Industry *ind = Industry::GetByTile(tile);
00186
00187
00188 if ((GetIndustrySpec(ind->type)->life_type & INDUSTRYLIFE_ORGANIC) == 0) return false;
00189
00190 for (uint i = 0; i < lengthof(ind->produced_cargo); i++) {
00191
00192 if (ind->produced_cargo[i] != CT_INVALID && CargoSpec::Get(ind->produced_cargo[i])->label == 'WOOD') return true;
00193 }
00194
00195 return false;
00196 }
00197
00198 #define M(x) ((x) - STR_SV_STNAME)
00199
00200 enum StationNaming {
00201 STATIONNAMING_RAIL,
00202 STATIONNAMING_ROAD,
00203 STATIONNAMING_AIRPORT,
00204 STATIONNAMING_OILRIG,
00205 STATIONNAMING_DOCK,
00206 STATIONNAMING_HELIPORT,
00207 };
00208
00210 struct StationNameInformation {
00211 uint32 free_names;
00212 bool *indtypes;
00213 };
00214
00223 static bool FindNearIndustryName(TileIndex tile, void *user_data)
00224 {
00225
00226 StationNameInformation *sni = (StationNameInformation*)user_data;
00227 if (!IsTileType(tile, MP_INDUSTRY)) return false;
00228
00229
00230 IndustryType indtype = GetIndustryType(tile);
00231 if (GetIndustrySpec(indtype)->station_name == STR_UNDEFINED) return false;
00232
00233
00234
00235 sni->free_names &= ~(1 << M(STR_SV_STNAME_OILFIELD) | 1 << M(STR_SV_STNAME_MINES));
00236 return !sni->indtypes[indtype];
00237 }
00238
00239 static StringID GenerateStationName(Station *st, TileIndex tile, StationNaming name_class)
00240 {
00241 static const uint32 _gen_station_name_bits[] = {
00242 0,
00243 0,
00244 1U << M(STR_SV_STNAME_AIRPORT),
00245 1U << M(STR_SV_STNAME_OILFIELD),
00246 1U << M(STR_SV_STNAME_DOCKS),
00247 1U << M(STR_SV_STNAME_HELIPORT),
00248 };
00249
00250 const Town *t = st->town;
00251 uint32 free_names = UINT32_MAX;
00252
00253 bool indtypes[NUM_INDUSTRYTYPES];
00254 memset(indtypes, 0, sizeof(indtypes));
00255
00256 const Station *s;
00257 FOR_ALL_STATIONS(s) {
00258 if (s != st && s->town == t) {
00259 if (s->indtype != IT_INVALID) {
00260 indtypes[s->indtype] = true;
00261 continue;
00262 }
00263 uint str = M(s->string_id);
00264 if (str <= 0x20) {
00265 if (str == M(STR_SV_STNAME_FOREST)) {
00266 str = M(STR_SV_STNAME_WOODS);
00267 }
00268 ClrBit(free_names, str);
00269 }
00270 }
00271 }
00272
00273 TileIndex indtile = tile;
00274 StationNameInformation sni = { free_names, indtypes };
00275 if (CircularTileSearch(&indtile, 7, FindNearIndustryName, &sni)) {
00276
00277 IndustryType indtype = GetIndustryType(indtile);
00278 const IndustrySpec *indsp = GetIndustrySpec(indtype);
00279
00280 if (indsp->station_name != STR_NULL) {
00281 st->indtype = indtype;
00282 return STR_SV_STNAME_FALLBACK;
00283 }
00284 }
00285
00286
00287 free_names = sni.free_names;
00288
00289
00290 uint32 tmp = free_names & _gen_station_name_bits[name_class];
00291 if (tmp != 0) return STR_SV_STNAME + FindFirstBit(tmp);
00292
00293
00294 if (HasBit(free_names, M(STR_SV_STNAME_MINES))) {
00295 if (CountMapSquareAround(tile, CMSAMine) >= 2) {
00296 return STR_SV_STNAME_MINES;
00297 }
00298 }
00299
00300
00301 if (DistanceMax(tile, t->xy) < 8) {
00302 if (HasBit(free_names, M(STR_SV_STNAME))) return STR_SV_STNAME;
00303
00304 if (HasBit(free_names, M(STR_SV_STNAME_CENTRAL))) return STR_SV_STNAME_CENTRAL;
00305 }
00306
00307
00308 if (HasBit(free_names, M(STR_SV_STNAME_LAKESIDE)) &&
00309 DistanceFromEdge(tile) < 20 &&
00310 CountMapSquareAround(tile, CMSAWater) >= 5) {
00311 return STR_SV_STNAME_LAKESIDE;
00312 }
00313
00314
00315 if (HasBit(free_names, M(STR_SV_STNAME_WOODS)) && (
00316 CountMapSquareAround(tile, CMSATree) >= 8 ||
00317 CountMapSquareAround(tile, CMSAForest) >= 2)
00318 ) {
00319 return _settings_game.game_creation.landscape == LT_TROPIC ? STR_SV_STNAME_FOREST : STR_SV_STNAME_WOODS;
00320 }
00321
00322
00323 uint z = GetTileZ(tile);
00324 uint z2 = GetTileZ(t->xy);
00325 if (z < z2) {
00326 if (HasBit(free_names, M(STR_SV_STNAME_VALLEY))) return STR_SV_STNAME_VALLEY;
00327 } else if (z > z2) {
00328 if (HasBit(free_names, M(STR_SV_STNAME_HEIGHTS))) return STR_SV_STNAME_HEIGHTS;
00329 }
00330
00331
00332 static const int8 _direction_and_table[] = {
00333 ~( (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_EAST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00334 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00335 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_EAST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00336 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_EAST)) ),
00337 };
00338
00339 free_names &= _direction_and_table[
00340 (TileX(tile) < TileX(t->xy)) +
00341 (TileY(tile) < TileY(t->xy)) * 2];
00342
00343 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));
00344 return (tmp == 0) ? STR_SV_STNAME_FALLBACK : (STR_SV_STNAME + FindFirstBit(tmp));
00345 }
00346 #undef M
00347
00353 static Station *GetClosestDeletedStation(TileIndex tile)
00354 {
00355 uint threshold = 8;
00356 Station *best_station = NULL;
00357 Station *st;
00358
00359 FOR_ALL_STATIONS(st) {
00360 if (!st->IsInUse() && st->owner == _current_company) {
00361 uint cur_dist = DistanceManhattan(tile, st->xy);
00362
00363 if (cur_dist < threshold) {
00364 threshold = cur_dist;
00365 best_station = st;
00366 }
00367 }
00368 }
00369
00370 return best_station;
00371 }
00372
00373
00374 void Station::GetTileArea(TileArea *ta, StationType type) const
00375 {
00376 switch (type) {
00377 case STATION_RAIL:
00378 *ta = this->train_station;
00379 return;
00380
00381 case STATION_AIRPORT:
00382 ta->tile = this->airport_tile;
00383 ta->w = this->Airport()->size_x;
00384 ta->h = this->Airport()->size_y;
00385 return;
00386
00387 case STATION_TRUCK:
00388 *ta = this->truck_station;
00389 return;
00390
00391 case STATION_BUS:
00392 *ta = this->bus_station;
00393 return;
00394
00395 case STATION_DOCK:
00396 case STATION_OILRIG:
00397 case STATION_BUOY:
00398 ta->tile = this->dock_tile;
00399 break;
00400
00401 default: NOT_REACHED();
00402 }
00403
00404 ta->w = 1;
00405 ta->h = 1;
00406 }
00407
00411 void Station::UpdateVirtCoord()
00412 {
00413 Point pt = RemapCoords2(TileX(this->xy) * TILE_SIZE, TileY(this->xy) * TILE_SIZE);
00414
00415 pt.y -= 32;
00416 if ((this->facilities & FACIL_AIRPORT) && this->airport_type == AT_OILRIG) pt.y -= 16;
00417
00418 SetDParam(0, this->index);
00419 SetDParam(1, this->facilities);
00420 this->sign.UpdatePosition(pt.x, pt.y, STR_VIEWPORT_STATION);
00421
00422 SetWindowDirty(WC_STATION_VIEW, this->index);
00423 }
00424
00426 void UpdateAllStationVirtCoords()
00427 {
00428 BaseStation *st;
00429
00430 FOR_ALL_BASE_STATIONS(st) {
00431 st->UpdateVirtCoord();
00432 }
00433 }
00434
00439 static uint GetAcceptanceMask(const Station *st)
00440 {
00441 uint mask = 0;
00442
00443 for (CargoID i = 0; i < NUM_CARGO; i++) {
00444 if (HasBit(st->goods[i].acceptance_pickup, GoodsEntry::ACCEPTANCE)) mask |= 1 << i;
00445 }
00446 return mask;
00447 }
00448
00452 static void ShowRejectOrAcceptNews(const Station *st, uint num_items, CargoID *cargo, StringID msg)
00453 {
00454 for (uint i = 0; i < num_items; i++) {
00455 SetDParam(i + 1, CargoSpec::Get(cargo[i])->name);
00456 }
00457
00458 SetDParam(0, st->index);
00459 AddNewsItem(msg, NS_ACCEPTANCE, NR_STATION, st->index);
00460 }
00461
00469 CargoArray GetProductionAroundTiles(TileIndex tile, int w, int h, int rad)
00470 {
00471 CargoArray produced;
00472
00473 int x = TileX(tile);
00474 int y = TileY(tile);
00475
00476
00477
00478 int x2 = min(x + w + rad, MapSizeX());
00479 int x1 = max(x - rad, 0);
00480
00481 int y2 = min(y + h + rad, MapSizeY());
00482 int y1 = max(y - rad, 0);
00483
00484 assert(x1 < x2);
00485 assert(y1 < y2);
00486 assert(w > 0);
00487 assert(h > 0);
00488
00489 for (int yc = y1; yc != y2; yc++) {
00490 for (int xc = x1; xc != x2; xc++) {
00491 TileIndex tile = TileXY(xc, yc);
00492 AddProducedCargo(tile, produced);
00493 }
00494 }
00495
00496 return produced;
00497 }
00498
00507 CargoArray GetAcceptanceAroundTiles(TileIndex tile, int w, int h, int rad, uint32 *always_accepted)
00508 {
00509 CargoArray acceptance;
00510 if (always_accepted != NULL) *always_accepted = 0;
00511
00512 int x = TileX(tile);
00513 int y = TileY(tile);
00514
00515
00516
00517 int x2 = min(x + w + rad, MapSizeX());
00518 int y2 = min(y + h + rad, MapSizeY());
00519 int x1 = max(x - rad, 0);
00520 int y1 = max(y - rad, 0);
00521
00522 assert(x1 < x2);
00523 assert(y1 < y2);
00524 assert(w > 0);
00525 assert(h > 0);
00526
00527 for (int yc = y1; yc != y2; yc++) {
00528 for (int xc = x1; xc != x2; xc++) {
00529 TileIndex tile = TileXY(xc, yc);
00530 AddAcceptedCargo(tile, acceptance, always_accepted);
00531 }
00532 }
00533
00534 return acceptance;
00535 }
00536
00541 void UpdateStationAcceptance(Station *st, bool show_msg)
00542 {
00543
00544 uint old_acc = GetAcceptanceMask(st);
00545
00546
00547 CargoArray acceptance;
00548 if (!st->rect.IsEmpty()) {
00549 acceptance = GetAcceptanceAroundTiles(
00550 TileXY(st->rect.left, st->rect.top),
00551 st->rect.right - st->rect.left + 1,
00552 st->rect.bottom - st->rect.top + 1,
00553 st->GetCatchmentRadius(),
00554 &st->always_accepted
00555 );
00556 }
00557
00558
00559 for (CargoID i = 0; i < NUM_CARGO; i++) {
00560 uint amt = min(acceptance[i], 15);
00561
00562
00563 bool is_passengers = IsCargoInClass(i, CC_PASSENGERS);
00564 if ((!is_passengers && !(st->facilities & ~FACIL_BUS_STOP)) ||
00565 (is_passengers && !(st->facilities & ~FACIL_TRUCK_STOP))) {
00566 amt = 0;
00567 }
00568
00569 SB(st->goods[i].acceptance_pickup, GoodsEntry::ACCEPTANCE, 1, amt >= 8);
00570 }
00571
00572
00573 uint new_acc = GetAcceptanceMask(st);
00574 if (old_acc == new_acc) return;
00575
00576
00577 if (show_msg && st->owner == _local_company && st->IsInUse()) {
00578
00579
00580 static const StringID accept_msg[] = {
00581 STR_NEWS_STATION_NOW_ACCEPTS_CARGO,
00582 STR_NEWS_STATION_NOW_ACCEPTS_CARGO_AND_CARGO,
00583 };
00584 static const StringID reject_msg[] = {
00585 STR_NEWS_STATION_NO_LONGER_ACCEPTS_CARGO,
00586 STR_NEWS_STATION_NO_LONGER_ACCEPTS_CARGO_OR_CARGO,
00587 };
00588
00589
00590 CargoID accepts[2] = { CT_INVALID, CT_INVALID };
00591 CargoID rejects[2] = { CT_INVALID, CT_INVALID };
00592 uint num_acc = 0;
00593 uint num_rej = 0;
00594
00595
00596 for (CargoID i = 0; i < NUM_CARGO; i++) {
00597 if (HasBit(new_acc, i)) {
00598 if (!HasBit(old_acc, i) && num_acc < lengthof(accepts)) {
00599
00600 accepts[num_acc++] = i;
00601 }
00602 } else {
00603 if (HasBit(old_acc, i) && num_rej < lengthof(rejects)) {
00604
00605 rejects[num_rej++] = i;
00606 }
00607 }
00608 }
00609
00610
00611 if (num_acc > 0) ShowRejectOrAcceptNews(st, num_acc, accepts, accept_msg[num_acc - 1]);
00612 if (num_rej > 0) ShowRejectOrAcceptNews(st, num_rej, rejects, reject_msg[num_rej - 1]);
00613 }
00614
00615
00616 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_ACCEPTLIST);
00617 }
00618
00619 static void UpdateStationSignCoord(BaseStation *st)
00620 {
00621 const StationRect *r = &st->rect;
00622
00623 if (r->IsEmpty()) return;
00624
00625
00626 st->xy = TileXY(ClampU(TileX(st->xy), r->left, r->right), ClampU(TileY(st->xy), r->top, r->bottom));
00627 st->UpdateVirtCoord();
00628 }
00629
00635 static void DeleteStationIfEmpty(BaseStation *st)
00636 {
00637 if (!st->IsInUse()) {
00638 st->delete_ctr = 0;
00639 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
00640 }
00641
00642 UpdateStationSignCoord(st);
00643 }
00644
00645 CommandCost ClearTile_Station(TileIndex tile, DoCommandFlag flags);
00646
00658 CommandCost CheckFlatLandBelow(TileIndex tile, uint w, uint h, DoCommandFlag flags, uint invalid_dirs, StationID *station, bool check_clear = true, RailType rt = INVALID_RAILTYPE)
00659 {
00660 CommandCost cost(EXPENSES_CONSTRUCTION);
00661 int allowed_z = -1;
00662
00663 TILE_LOOP(tile_cur, w, h, tile) {
00664 if (MayHaveBridgeAbove(tile_cur) && IsBridgeAbove(tile_cur)) {
00665 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
00666 }
00667
00668 if (!EnsureNoVehicleOnGround(tile_cur)) return CMD_ERROR;
00669
00670 uint z;
00671 Slope tileh = GetTileSlope(tile_cur, &z);
00672
00673
00674
00675
00676
00677 if (IsSteepSlope(tileh) ||
00678 ((!_settings_game.construction.build_on_slopes) && tileh != SLOPE_FLAT)) {
00679 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00680 }
00681
00682 int flat_z = z;
00683 if (tileh != SLOPE_FLAT) {
00684
00685
00686 if ((HasBit(invalid_dirs, DIAGDIR_NE) && !(tileh & SLOPE_NE)) ||
00687 (HasBit(invalid_dirs, DIAGDIR_SE) && !(tileh & SLOPE_SE)) ||
00688 (HasBit(invalid_dirs, DIAGDIR_SW) && !(tileh & SLOPE_SW)) ||
00689 (HasBit(invalid_dirs, DIAGDIR_NW) && !(tileh & SLOPE_NW))) {
00690 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00691 }
00692 cost.AddCost(_price[PR_BUILD_FOUNDATION]);
00693 flat_z += TILE_HEIGHT;
00694 }
00695
00696
00697 if (allowed_z == -1) {
00698
00699 allowed_z = flat_z;
00700 } else if (allowed_z != flat_z) {
00701 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00702 }
00703
00704
00705
00706
00707 if (station != NULL && IsTileType(tile_cur, MP_STATION)) {
00708 if (!IsRailStation(tile_cur)) {
00709 return ClearTile_Station(tile_cur, DC_AUTO);
00710 } else {
00711 StationID st = GetStationIndex(tile_cur);
00712 if (*station == INVALID_STATION) {
00713 *station = st;
00714 } else if (*station != st) {
00715 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00716 }
00717 }
00718 } else if (check_clear) {
00719
00720
00721 if (rt != INVALID_RAILTYPE &&
00722 IsPlainRailTile(tile_cur) && !HasSignals(tile_cur) &&
00723 HasPowerOnRail(GetRailType(tile_cur), rt)) {
00724
00725
00726
00727
00728
00729
00730 TrackBits tracks = GetTrackBits(tile_cur);
00731 Track track = RemoveFirstTrack(&tracks);
00732 Track expected_track = HasBit(invalid_dirs, DIAGDIR_NE) ? TRACK_X : TRACK_Y;
00733
00734 if (tracks == TRACK_BIT_NONE && track == expected_track) {
00735 CommandCost ret = DoCommand(tile_cur, 0, track, flags, CMD_REMOVE_SINGLE_RAIL);
00736 if (CmdFailed(ret)) return ret;
00737 cost.AddCost(ret);
00738
00739 continue;
00740 }
00741 }
00742 CommandCost ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00743 if (CmdFailed(ret)) return ret;
00744 cost.AddCost(ret);
00745 }
00746 }
00747
00748 return cost;
00749 }
00750
00758 bool CanExpandRailStation(const BaseStation *st, TileArea &new_ta, Axis axis)
00759 {
00760 TileArea cur_ta = st->train_station;
00761
00762 if (_settings_game.station.nonuniform_stations) {
00763
00764 int x = min(TileX(cur_ta.tile), TileX(new_ta.tile));
00765 int y = min(TileY(cur_ta.tile), TileY(new_ta.tile));
00766 new_ta.w = max(TileX(cur_ta.tile) + cur_ta.w, TileX(new_ta.tile) + new_ta.w) - x;
00767 new_ta.h = max(TileY(cur_ta.tile) + cur_ta.h, TileY(new_ta.tile) + new_ta.h) - y;
00768 new_ta.tile = TileXY(x, y);
00769 } else {
00770
00771
00772 TILE_LOOP(t, cur_ta.w, cur_ta.h, cur_ta.tile) {
00773 if (!st->TileBelongsToRailStation(t)) {
00774 _error_message = STR_ERROR_NONUNIFORM_STATIONS_DISALLOWED;
00775 return false;
00776 }
00777 }
00778
00779
00780 if (GetRailStationAxis(cur_ta.tile) != axis) {
00781 _error_message = STR_ERROR_NONUNIFORM_STATIONS_DISALLOWED;
00782 return false;
00783 }
00784
00785
00786 if (cur_ta.w == new_ta.w && cur_ta.tile == new_ta.tile + TileDiffXY(0, new_ta.h)) {
00787
00788 new_ta.h += cur_ta.h;
00789 } else if (cur_ta.w == new_ta.w && cur_ta.tile == new_ta.tile - TileDiffXY(0, cur_ta.h)) {
00790
00791 new_ta.tile = cur_ta.tile;
00792 new_ta.h += new_ta.h;
00793 } else if (cur_ta.h == new_ta.h && cur_ta.tile == new_ta.tile + TileDiffXY(new_ta.w, 0)) {
00794
00795 new_ta.w += cur_ta.w;
00796 } else if (cur_ta.h == new_ta.h && cur_ta.tile == new_ta.tile - TileDiffXY(cur_ta.w, 0)) {
00797
00798 new_ta.tile = cur_ta.tile;
00799 new_ta.w += cur_ta.w;
00800 } else {
00801 _error_message = STR_ERROR_NONUNIFORM_STATIONS_DISALLOWED;
00802 return false;
00803 }
00804 }
00805
00806 if (new_ta.w > _settings_game.station.station_spread || new_ta.h > _settings_game.station.station_spread) {
00807 _error_message = STR_ERROR_STATION_TOO_SPREAD_OUT;
00808 return false;
00809 }
00810
00811 return true;
00812 }
00813
00814 static inline byte *CreateSingle(byte *layout, int n)
00815 {
00816 int i = n;
00817 do *layout++ = 0; while (--i);
00818 layout[((n - 1) >> 1) - n] = 2;
00819 return layout;
00820 }
00821
00822 static inline byte *CreateMulti(byte *layout, int n, byte b)
00823 {
00824 int i = n;
00825 do *layout++ = b; while (--i);
00826 if (n > 4) {
00827 layout[0 - n] = 0;
00828 layout[n - 1 - n] = 0;
00829 }
00830 return layout;
00831 }
00832
00833 void GetStationLayout(byte *layout, int numtracks, int plat_len, const StationSpec *statspec)
00834 {
00835 if (statspec != NULL && statspec->lengths >= plat_len &&
00836 statspec->platforms[plat_len - 1] >= numtracks &&
00837 statspec->layouts[plat_len - 1][numtracks - 1]) {
00838
00839 memcpy(layout, statspec->layouts[plat_len - 1][numtracks - 1],
00840 plat_len * numtracks);
00841 return;
00842 }
00843
00844 if (plat_len == 1) {
00845 CreateSingle(layout, numtracks);
00846 } else {
00847 if (numtracks & 1) layout = CreateSingle(layout, plat_len);
00848 numtracks >>= 1;
00849
00850 while (--numtracks >= 0) {
00851 layout = CreateMulti(layout, plat_len, 4);
00852 layout = CreateMulti(layout, plat_len, 6);
00853 }
00854 }
00855 }
00856
00868 template <class T, StringID error_message>
00869 CommandCost FindJoiningBaseStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, T **st)
00870 {
00871 assert(*st == NULL);
00872 bool check_surrounding = true;
00873
00874 if (_settings_game.station.adjacent_stations) {
00875 if (existing_station != INVALID_STATION) {
00876 if (adjacent && existing_station != station_to_join) {
00877
00878
00879 return_cmd_error(error_message);
00880 } else {
00881
00882
00883 *st = T::GetIfValid(existing_station);
00884 check_surrounding = (*st == NULL);
00885 }
00886 } else {
00887
00888
00889 if (adjacent) check_surrounding = false;
00890 }
00891 }
00892
00893 if (check_surrounding) {
00894
00895 if (!GetStationAround(ta, existing_station, st)) return CMD_ERROR;
00896 }
00897
00898
00899 if (*st == NULL && station_to_join != INVALID_STATION) *st = T::GetIfValid(station_to_join);
00900
00901 return CommandCost();;
00902 }
00903
00913 static CommandCost FindJoiningStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
00914 {
00915 return FindJoiningBaseStation<Station, STR_ERROR_MUST_REMOVE_RAILWAY_STATION_FIRST>(existing_station, station_to_join, adjacent, ta, st);
00916 }
00917
00927 CommandCost FindJoiningWaypoint(StationID existing_waypoint, StationID waypoint_to_join, bool adjacent, TileArea ta, Waypoint **wp)
00928 {
00929 return FindJoiningBaseStation<Waypoint, STR_ERROR_MUST_REMOVE_RAILWAYPOINT_FIRST>(existing_waypoint, waypoint_to_join, adjacent, ta, wp);
00930 }
00931
00949 CommandCost CmdBuildRailStation(TileIndex tile_org, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
00950 {
00951
00952 RailType rt = (RailType)GB(p1, 0, 4);
00953 Axis axis = Extract<Axis, 4>(p1);
00954 byte numtracks = GB(p1, 8, 8);
00955 byte plat_len = GB(p1, 16, 8);
00956 bool adjacent = HasBit(p1, 24);
00957
00958 StationClassID spec_class = (StationClassID)GB(p2, 0, 8);
00959 byte spec_index = GB(p2, 8, 8);
00960 StationID station_to_join = GB(p2, 16, 16);
00961
00962
00963 if (!CheckIfAuthorityAllowsNewStation(tile_org, flags)) return CMD_ERROR;
00964 if (!ValParamRailtype(rt)) return CMD_ERROR;
00965
00966
00967 if ((uint)spec_class >= GetNumStationClasses()) return CMD_ERROR;
00968 if (spec_index >= GetNumCustomStations(spec_class)) return CMD_ERROR;
00969 if (plat_len == 0 || numtracks == 0) return CMD_ERROR;
00970
00971 int w_org, h_org;
00972 if (axis == AXIS_X) {
00973 w_org = plat_len;
00974 h_org = numtracks;
00975 } else {
00976 h_org = plat_len;
00977 w_org = numtracks;
00978 }
00979
00980 bool reuse = (station_to_join != NEW_STATION);
00981 if (!reuse) station_to_join = INVALID_STATION;
00982 bool distant_join = (station_to_join != INVALID_STATION);
00983
00984 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
00985
00986 if (h_org > _settings_game.station.station_spread || w_org > _settings_game.station.station_spread) return CMD_ERROR;
00987
00988
00989 TileArea new_location(tile_org, w_org, h_org);
00990
00991
00992 StationID est = INVALID_STATION;
00993
00994
00995
00996 CommandCost ret = CheckFlatLandBelow(tile_org, w_org, h_org, flags & ~DC_EXEC, 5 << axis, _settings_game.station.nonuniform_stations ? &est : NULL, true, rt);
00997 if (CmdFailed(ret)) return ret;
00998 CommandCost cost(EXPENSES_CONSTRUCTION, ret.GetCost() + (numtracks * _price[PR_BUILD_STATION_RAIL] + _price[PR_BUILD_STATION_RAIL_LENGTH]) * plat_len);
00999
01000 Station *st = NULL;
01001 ret = FindJoiningStation(est, station_to_join, adjacent, new_location, &st);
01002 if (CmdFailed(ret)) return ret;
01003
01004
01005 if (st == NULL && reuse) st = GetClosestDeletedStation(tile_org);
01006
01007 if (st != NULL) {
01008
01009 if (st->owner != _current_company)
01010 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
01011
01012 if (st->train_station.tile != INVALID_TILE) {
01013
01014 if (!_settings_game.station.join_stations)
01015 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_RAILROAD);
01016 if (!CanExpandRailStation(st, new_location, axis))
01017 return CMD_ERROR;
01018 }
01019
01020
01021 if (!st->rect.BeforeAddRect(tile_org, w_org, h_org, StationRect::ADD_TEST)) return CMD_ERROR;
01022 } else {
01023
01024 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
01025
01026 if (flags & DC_EXEC) {
01027 st = new Station(tile_org);
01028
01029 st->town = ClosestTownFromTile(tile_org, UINT_MAX);
01030 st->string_id = GenerateStationName(st, tile_org, STATIONNAMING_RAIL);
01031
01032 if (Company::IsValidID(_current_company)) {
01033 SetBit(st->town->have_ratings, _current_company);
01034 }
01035 }
01036 }
01037
01038
01039 const StationSpec *statspec = GetCustomStationSpec(spec_class, spec_index);
01040 int specindex = AllocateSpecToStation(statspec, st, (flags & DC_EXEC) != 0);
01041 if (specindex == -1) return_cmd_error(STR_ERROR_TOO_MANY_STATION_SPECS);
01042
01043 if (statspec != NULL) {
01044
01045
01046
01047 if (HasBit(statspec->disallowed_platforms, numtracks - 1) || HasBit(statspec->disallowed_lengths, plat_len - 1)) {
01048 return CMD_ERROR;
01049 }
01050
01051
01052 if (HasBit(statspec->callback_mask, CBM_STATION_AVAIL) && GB(GetStationCallback(CBID_STATION_AVAILABILITY, 0, 0, statspec, NULL, INVALID_TILE), 0, 8) == 0) {
01053 return CMD_ERROR;
01054 }
01055 }
01056
01057 if (flags & DC_EXEC) {
01058 TileIndexDiff tile_delta;
01059 byte *layout_ptr;
01060 byte numtracks_orig;
01061 Track track;
01062
01063
01064
01065
01066 ret = CheckFlatLandBelow(tile_org, w_org, h_org, flags, 5 << axis, _settings_game.station.nonuniform_stations ? &est : NULL, true, rt);
01067 if (CmdFailed(ret)) return ret;
01068
01069 st->train_station = new_location;
01070 st->AddFacility(FACIL_TRAIN, new_location.tile);
01071
01072 st->rect.BeforeAddRect(tile_org, w_org, h_org, StationRect::ADD_TRY);
01073
01074 if (statspec != NULL) {
01075
01076
01077 st->cached_anim_triggers |= statspec->anim_triggers;
01078 }
01079
01080 tile_delta = (axis == AXIS_X ? TileDiffXY(1, 0) : TileDiffXY(0, 1));
01081 track = AxisToTrack(axis);
01082
01083 layout_ptr = AllocaM(byte, numtracks * plat_len);
01084 GetStationLayout(layout_ptr, numtracks, plat_len, statspec);
01085
01086 numtracks_orig = numtracks;
01087
01088 SmallVector<Train*, 4> affected_vehicles;
01089 do {
01090 TileIndex tile = tile_org;
01091 int w = plat_len;
01092 do {
01093 byte layout = *layout_ptr++;
01094 if (IsRailStationTile(tile) && HasStationReservation(tile)) {
01095
01096 Train *v = GetTrainForReservation(tile, AxisToTrack(GetRailStationAxis(tile)));
01097 if (v != NULL) {
01098 FreeTrainTrackReservation(v);
01099 *affected_vehicles.Append() = v;
01100 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), false);
01101 for (; v->Next() != NULL; v = v->Next()) { }
01102 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), false);
01103 }
01104 }
01105
01106
01107 DeleteAnimatedTile(tile);
01108 byte old_specindex = IsTileType(tile, MP_STATION) ? GetCustomStationSpecIndex(tile) : 0;
01109 MakeRailStation(tile, st->owner, st->index, axis, layout & ~1, rt);
01110
01111 DeallocateSpecFromStation(st, old_specindex);
01112
01113 SetCustomStationSpecIndex(tile, specindex);
01114 SetStationTileRandomBits(tile, GB(Random(), 0, 4));
01115 SetStationAnimationFrame(tile, 0);
01116
01117 if (statspec != NULL) {
01118
01119 uint32 platinfo = GetPlatformInfo(AXIS_X, 0, plat_len, numtracks_orig, plat_len - w, numtracks_orig - numtracks, false);
01120
01121
01122 uint16 callback = GetStationCallback(CBID_STATION_TILE_LAYOUT, platinfo, 0, statspec, NULL, tile);
01123 if (callback != CALLBACK_FAILED && callback < 8) SetStationGfx(tile, (callback & ~1) + axis);
01124
01125
01126 StationAnimationTrigger(st, tile, STAT_ANIM_BUILT);
01127 }
01128
01129 tile += tile_delta;
01130 } while (--w);
01131 AddTrackToSignalBuffer(tile_org, track, _current_company);
01132 YapfNotifyTrackLayoutChange(tile_org, track);
01133 tile_org += tile_delta ^ TileDiffXY(1, 1);
01134 } while (--numtracks);
01135
01136 for (uint i = 0; i < affected_vehicles.Length(); ++i) {
01137
01138 Train *v = affected_vehicles[i];
01139 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), true);
01140 TryPathReserve(v, true, true);
01141 for (; v->Next() != NULL; v = v->Next()) { }
01142 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), true);
01143 }
01144
01145 st->MarkTilesDirty(false);
01146 st->UpdateVirtCoord();
01147 UpdateStationAcceptance(st, false);
01148 st->RecomputeIndustriesNear();
01149 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
01150 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
01151 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_TRAINS);
01152 }
01153
01154 return cost;
01155 }
01156
01157 static void MakeRailStationAreaSmaller(BaseStation *st)
01158 {
01159 TileArea ta = st->train_station;
01160
01161 restart:
01162
01163
01164 if (ta.w != 0 && ta.h != 0) {
01165
01166 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(0, i));) {
01167
01168 if (++i == ta.h) {
01169 ta.tile += TileDiffXY(1, 0);
01170 ta.w--;
01171 goto restart;
01172 }
01173 }
01174
01175
01176 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(ta.w - 1, i));) {
01177
01178 if (++i == ta.h) {
01179 ta.w--;
01180 goto restart;
01181 }
01182 }
01183
01184
01185 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(i, 0));) {
01186
01187 if (++i == ta.w) {
01188 ta.tile += TileDiffXY(0, 1);
01189 ta.h--;
01190 goto restart;
01191 }
01192 }
01193
01194
01195 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(i, ta.h - 1));) {
01196
01197 if (++i == ta.w) {
01198 ta.h--;
01199 goto restart;
01200 }
01201 }
01202 } else {
01203 ta.Clear();
01204 }
01205
01206 st->train_station = ta;
01207 }
01208
01219 template <class T>
01220 CommandCost RemoveFromRailBaseStation(TileArea ta, SmallVector<T *, 4> &affected_stations, DoCommandFlag flags, Money removal_cost, bool keep_rail)
01221 {
01222
01223 int quantity = 0;
01224 CommandCost total_cost(EXPENSES_CONSTRUCTION);
01225
01226
01227 TILE_LOOP(tile, ta.w, ta.h, ta.tile) {
01228
01229 if (!HasStationTileRail(tile)) continue;
01230
01231
01232 if (!EnsureNoVehicleOnGround(tile)) continue;
01233
01234
01235 T *st = T::GetByTile(tile);
01236 if (st == NULL) continue;
01237 if (_current_company != OWNER_WATER && !CheckOwnership(st->owner)) continue;
01238
01239
01240
01241
01242 if (!_settings_game.station.nonuniform_stations) return_cmd_error(STR_ERROR_NONUNIFORM_STATIONS_DISALLOWED);
01243
01244
01245 quantity++;
01246
01247 if (flags & DC_EXEC) {
01248
01249 uint specindex = GetCustomStationSpecIndex(tile);
01250 Track track = GetRailStationTrack(tile);
01251 Owner owner = GetTileOwner(tile);
01252 RailType rt = GetRailType(tile);
01253 Train *v = NULL;
01254
01255 if (HasStationReservation(tile)) {
01256 v = GetTrainForReservation(tile, track);
01257 if (v != NULL) {
01258
01259 FreeTrainTrackReservation(v);
01260 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), false);
01261 Vehicle *temp = v;
01262 for (; temp->Next() != NULL; temp = temp->Next()) { }
01263 if (IsRailStationTile(temp->tile)) SetRailStationPlatformReservation(temp->tile, TrackdirToExitdir(ReverseTrackdir(temp->GetVehicleTrackdir())), false);
01264 }
01265 }
01266
01267 DoClearSquare(tile);
01268 if (keep_rail) MakeRailNormal(tile, owner, TrackToTrackBits(track), rt);
01269
01270 st->rect.AfterRemoveTile(st, tile);
01271 AddTrackToSignalBuffer(tile, track, owner);
01272 YapfNotifyTrackLayoutChange(tile, track);
01273
01274 DeallocateSpecFromStation(st, specindex);
01275
01276 affected_stations.Include(st);
01277
01278 if (v != NULL) {
01279
01280 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), true);
01281 TryPathReserve(v, true, true);
01282 for (; v->Next() != NULL; v = v->Next()) { }
01283 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), true);
01284 }
01285 }
01286 if (keep_rail) {
01287
01288 total_cost.AddCost(-_price[PR_CLEAR_RAIL]);
01289 }
01290 }
01291
01292 if (quantity == 0) return CMD_ERROR;
01293
01294 for (T **stp = affected_stations.Begin(); stp != affected_stations.End(); stp++) {
01295 T *st = *stp;
01296
01297
01298
01299
01300 MakeRailStationAreaSmaller(st);
01301 UpdateStationSignCoord(st);
01302
01303
01304 if (st->train_station.tile == INVALID_TILE) {
01305 st->facilities &= ~FACIL_TRAIN;
01306 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_TRAINS);
01307 st->UpdateVirtCoord();
01308 DeleteStationIfEmpty(st);
01309 }
01310 }
01311
01312 total_cost.AddCost(quantity * removal_cost);
01313 return total_cost;
01314 }
01315
01326 CommandCost CmdRemoveFromRailStation(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01327 {
01328 TileIndex end = p1 == 0 ? start : p1;
01329 if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
01330
01331 TileArea ta(start, end);
01332 SmallVector<Station *, 4> affected_stations;
01333
01334 CommandCost ret = RemoveFromRailBaseStation(ta, affected_stations, flags, _price[PR_CLEAR_STATION_RAIL], HasBit(p2, 0));
01335 if (ret.Failed()) return ret;
01336
01337
01338 for (Station **stp = affected_stations.Begin(); stp != affected_stations.End(); stp++) {
01339 Station *st = *stp;
01340
01341 if (st->train_station.tile == INVALID_TILE) SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_TRAINS);
01342 st->MarkTilesDirty(false);
01343 st->RecomputeIndustriesNear();
01344 }
01345
01346
01347 return ret;
01348 }
01349
01360 CommandCost CmdRemoveFromRailWaypoint(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01361 {
01362 TileIndex end = p1 == 0 ? start : p1;
01363 if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
01364
01365 TileArea ta(start, end);
01366 SmallVector<Waypoint *, 4> affected_stations;
01367
01368 return RemoveFromRailBaseStation(ta, affected_stations, flags, _price[PR_CLEAR_WAYPOINT_RAIL], HasBit(p2, 0));
01369 }
01370
01371
01379 template <class T>
01380 CommandCost RemoveRailStation(T *st, DoCommandFlag flags)
01381 {
01382
01383 if (_current_company != OWNER_WATER && !CheckOwnership(st->owner)) return CMD_ERROR;
01384
01385
01386 TileArea ta = st->train_station;
01387
01388 assert(ta.w != 0 && ta.h != 0);
01389
01390 CommandCost cost(EXPENSES_CONSTRUCTION);
01391
01392 TILE_LOOP(tile, ta.w, ta.h, ta.tile) {
01393
01394 if (!st->TileBelongsToRailStation(tile)) continue;
01395
01396 if (!EnsureNoVehicleOnGround(tile)) return CMD_ERROR;
01397
01398 cost.AddCost(_price[PR_CLEAR_STATION_RAIL]);
01399 if (flags & DC_EXEC) {
01400
01401 Track track = GetRailStationTrack(tile);
01402 Owner owner = GetTileOwner(tile);
01403 Train *v = NULL;
01404 if (HasStationReservation(tile)) {
01405 v = GetTrainForReservation(tile, track);
01406 if (v != NULL) FreeTrainTrackReservation(v);
01407 }
01408 DoClearSquare(tile);
01409 AddTrackToSignalBuffer(tile, track, owner);
01410 YapfNotifyTrackLayoutChange(tile, track);
01411 if (v != NULL) TryPathReserve(v, true);
01412 }
01413 }
01414
01415 if (flags & DC_EXEC) {
01416 st->rect.AfterRemoveRect(st, st->train_station.tile, st->train_station.w, st->train_station.h);
01417
01418 st->train_station.Clear();
01419
01420 st->facilities &= ~FACIL_TRAIN;
01421
01422 free(st->speclist);
01423 st->num_specs = 0;
01424 st->speclist = NULL;
01425 st->cached_anim_triggers = 0;
01426
01427 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_TRAINS);
01428 st->UpdateVirtCoord();
01429 DeleteStationIfEmpty(st);
01430 }
01431
01432 return cost;
01433 }
01434
01441 static CommandCost RemoveRailStation(TileIndex tile, DoCommandFlag flags)
01442 {
01443
01444 if (_current_company == OWNER_WATER && _settings_game.station.nonuniform_stations) {
01445 return DoCommand(tile, 0, 0, DC_EXEC, CMD_REMOVE_FROM_RAIL_STATION);
01446 }
01447
01448 Station *st = Station::GetByTile(tile);
01449 CommandCost cost = RemoveRailStation(st, flags);
01450
01451 if (flags & DC_EXEC) st->RecomputeIndustriesNear();
01452
01453 return cost;
01454 }
01455
01462 static CommandCost RemoveRailWaypoint(TileIndex tile, DoCommandFlag flags)
01463 {
01464
01465 if (_current_company == OWNER_WATER && _settings_game.station.nonuniform_stations) {
01466 return DoCommand(tile, 0, 0, DC_EXEC, CMD_REMOVE_FROM_RAIL_WAYPOINT);
01467 }
01468
01469 return RemoveRailStation(Waypoint::GetByTile(tile), flags);
01470 }
01471
01472
01478 static RoadStop **FindRoadStopSpot(bool truck_station, Station *st)
01479 {
01480 RoadStop **primary_stop = (truck_station) ? &st->truck_stops : &st->bus_stops;
01481
01482 if (*primary_stop == NULL) {
01483
01484 return primary_stop;
01485 } else {
01486
01487 RoadStop *stop = *primary_stop;
01488 while (stop->next != NULL) stop = stop->next;
01489 return &stop->next;
01490 }
01491 }
01492
01505 CommandCost CmdBuildRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01506 {
01507 bool type = HasBit(p2, 0);
01508 bool is_drive_through = HasBit(p2, 1);
01509 bool build_over_road = is_drive_through && IsNormalRoadTile(tile);
01510 RoadTypes rts = (RoadTypes)GB(p2, 2, 2);
01511 StationID station_to_join = GB(p2, 16, 16);
01512 bool reuse = (station_to_join != NEW_STATION);
01513 if (!reuse) station_to_join = INVALID_STATION;
01514 bool distant_join = (station_to_join != INVALID_STATION);
01515 Owner tram_owner = _current_company;
01516 Owner road_owner = _current_company;
01517
01518 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
01519
01520 if (!AreValidRoadTypes(rts) || !HasRoadTypesAvail(_current_company, rts)) return CMD_ERROR;
01521
01522
01523 if (!is_drive_through && HasBit(rts, ROADTYPE_TRAM)) return CMD_ERROR;
01524
01525
01526 if (!IsValidDiagDirection((DiagDirection)p1)) return CMD_ERROR;
01527
01528 if (is_drive_through && !IsValidAxis((Axis)p1)) return CMD_ERROR;
01529
01530 if (build_over_road && (GetAllRoadBits(tile) & ((Axis)p1 == AXIS_X ? ROAD_Y : ROAD_X)) != 0) return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
01531
01532 if (!CheckIfAuthorityAllowsNewStation(tile, flags)) return CMD_ERROR;
01533
01534 RoadTypes cur_rts = IsNormalRoadTile(tile) ? GetRoadTypes(tile) : ROADTYPES_NONE;
01535 uint num_roadbits = 0;
01536
01537 if (build_over_road) {
01538
01539 if (HasBit(cur_rts, ROADTYPE_ROAD)) {
01540 road_owner = GetRoadOwner(tile, ROADTYPE_ROAD);
01541 if (road_owner == OWNER_TOWN) {
01542 if (!_settings_game.construction.road_stop_on_town_road) return_cmd_error(STR_ERROR_DRIVE_THROUGH_ON_TOWN_ROAD);
01543 } else if (!_settings_game.construction.road_stop_on_competitor_road && road_owner != OWNER_NONE && !CheckOwnership(road_owner)) {
01544 return CMD_ERROR;
01545 }
01546 num_roadbits += CountBits(GetRoadBits(tile, ROADTYPE_ROAD));
01547 }
01548
01549
01550 if (HasBit(cur_rts, ROADTYPE_TRAM)) {
01551 tram_owner = GetRoadOwner(tile, ROADTYPE_TRAM);
01552 if (!_settings_game.construction.road_stop_on_competitor_road && tram_owner != OWNER_NONE && !CheckOwnership(tram_owner)) {
01553 return CMD_ERROR;
01554 }
01555 num_roadbits += CountBits(GetRoadBits(tile, ROADTYPE_TRAM));
01556 }
01557
01558
01559 if (!EnsureNoVehicleOnGround(tile)) return CMD_ERROR;
01560
01561
01562 rts |= cur_rts;
01563 }
01564
01565 CommandCost cost = CheckFlatLandBelow(tile, 1, 1, flags, is_drive_through ? 5 << p1 : 1 << p1, NULL, !build_over_road);
01566 if (CmdFailed(cost)) return cost;
01567 uint roadbits_to_build = CountBits(rts) * 2 - num_roadbits;
01568 cost.AddCost(_price[PR_BUILD_ROAD] * roadbits_to_build);
01569
01570 Station *st = NULL;
01571 CommandCost ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p2, 5), TileArea(tile, 1, 1), &st);
01572 if (CmdFailed(ret)) return ret;
01573
01574
01575 if (st == NULL && reuse) st = GetClosestDeletedStation(tile);
01576
01577
01578 if (!RoadStop::CanAllocateItem()) return_cmd_error(type ? STR_ERROR_TOO_MANY_TRUCK_STOPS : STR_ERROR_TOO_MANY_BUS_STOPS);
01579
01580 if (st != NULL) {
01581 if (st->owner != _current_company) {
01582 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
01583 }
01584
01585 if (!st->rect.BeforeAddTile(tile, StationRect::ADD_TEST)) return CMD_ERROR;
01586 } else {
01587
01588 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
01589
01590 if (flags & DC_EXEC) {
01591 st = new Station(tile);
01592
01593 st->town = ClosestTownFromTile(tile, UINT_MAX);
01594 st->string_id = GenerateStationName(st, tile, STATIONNAMING_ROAD);
01595
01596 if (Company::IsValidID(_current_company)) {
01597 SetBit(st->town->have_ratings, _current_company);
01598 }
01599 }
01600 }
01601
01602 cost.AddCost(_price[type ? PR_BUILD_STATION_TRUCK : PR_BUILD_STATION_BUS]);
01603
01604 if (flags & DC_EXEC) {
01605 RoadStop *road_stop = new RoadStop(tile);
01606
01607 RoadStop **currstop = FindRoadStopSpot(type, st);
01608 *currstop = road_stop;
01609
01610 if (type) {
01611 st->truck_station.Add(tile);
01612 } else {
01613 st->bus_station.Add(tile);
01614 }
01615
01616
01617 st->AddFacility((type) ? FACIL_TRUCK_STOP : FACIL_BUS_STOP, tile);
01618
01619 st->rect.BeforeAddTile(tile, StationRect::ADD_TRY);
01620
01621 RoadStopType rs_type = type ? ROADSTOP_TRUCK : ROADSTOP_BUS;
01622 if (is_drive_through) {
01623 MakeDriveThroughRoadStop(tile, st->owner, road_owner, tram_owner, st->index, rs_type, rts, (Axis)p1);
01624 road_stop->MakeDriveThrough();
01625 } else {
01626 MakeRoadStop(tile, st->owner, st->index, rs_type, rts, (DiagDirection)p1);
01627 }
01628
01629 st->UpdateVirtCoord();
01630 UpdateStationAcceptance(st, false);
01631 st->RecomputeIndustriesNear();
01632 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
01633 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
01634 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_ROADVEHS);
01635 }
01636 return cost;
01637 }
01638
01639
01640 static Vehicle *ClearRoadStopStatusEnum(Vehicle *v, void *)
01641 {
01642 if (v->type == VEH_ROAD) {
01643
01644
01645
01646
01647
01648
01649 RoadVehicle *rv = RoadVehicle::From(v);
01650 if (HasBit(rv->state, RVS_IN_DT_ROAD_STOP)) rv->state &= RVSB_ROAD_STOP_TRACKDIR_MASK;
01651 }
01652
01653 return NULL;
01654 }
01655
01656
01663 static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags)
01664 {
01665 Station *st = Station::GetByTile(tile);
01666
01667 if (_current_company != OWNER_WATER && !CheckOwnership(st->owner)) {
01668 return CMD_ERROR;
01669 }
01670
01671 bool is_truck = IsTruckStop(tile);
01672
01673 RoadStop **primary_stop;
01674 RoadStop *cur_stop;
01675 if (is_truck) {
01676 primary_stop = &st->truck_stops;
01677 cur_stop = RoadStop::GetByTile(tile, ROADSTOP_TRUCK);
01678 } else {
01679 primary_stop = &st->bus_stops;
01680 cur_stop = RoadStop::GetByTile(tile, ROADSTOP_BUS);
01681 }
01682
01683 assert(cur_stop != NULL);
01684
01685
01686 if (IsDriveThroughStopTile(tile) && (flags & DC_BANKRUPT)) {
01687
01688 if (flags & DC_EXEC) FindVehicleOnPos(tile, NULL, &ClearRoadStopStatusEnum);
01689 } else {
01690 if (!EnsureNoVehicleOnGround(tile)) return CMD_ERROR;
01691 }
01692
01693 if (flags & DC_EXEC) {
01694 if (*primary_stop == cur_stop) {
01695
01696 *primary_stop = cur_stop->next;
01697
01698 if (*primary_stop == NULL) {
01699 st->facilities &= (is_truck ? ~FACIL_TRUCK_STOP : ~FACIL_BUS_STOP);
01700 }
01701 } else {
01702
01703 RoadStop *pred = *primary_stop;
01704 while (pred->next != cur_stop) pred = pred->next;
01705 pred->next = cur_stop->next;
01706 }
01707
01708 if (IsDriveThroughStopTile(tile)) {
01709
01710 cur_stop->ClearDriveThrough();
01711 } else {
01712 DoClearSquare(tile);
01713 }
01714
01715 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_ROADVEHS);
01716 delete cur_stop;
01717
01718
01719 RoadVehicle *v;
01720 FOR_ALL_ROADVEHICLES(v) {
01721 if (v->First() == v && v->current_order.IsType(OT_GOTO_STATION) &&
01722 v->dest_tile == tile) {
01723 v->dest_tile = v->GetOrderStationLocation(st->index);
01724 }
01725 }
01726
01727 st->rect.AfterRemoveTile(st, tile);
01728
01729 st->UpdateVirtCoord();
01730 st->RecomputeIndustriesNear();
01731 DeleteStationIfEmpty(st);
01732
01733
01734 if (is_truck) {
01735 st->truck_station.Clear();
01736 for (const RoadStop *rs = st->truck_stops; rs != NULL; rs = rs->next) st->truck_station.Add(rs->xy);
01737 } else {
01738 st->bus_station.Clear();
01739 for (const RoadStop *rs = st->bus_stops; rs != NULL; rs = rs->next) st->bus_station.Add(rs->xy);
01740 }
01741 }
01742
01743 return CommandCost(EXPENSES_CONSTRUCTION, _price[is_truck ? PR_CLEAR_STATION_TRUCK : PR_CLEAR_STATION_BUS]);
01744 }
01745
01754 CommandCost CmdRemoveRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01755 {
01756
01757 if (!IsTileType(tile, MP_STATION) || !IsRoadStop(tile) || (uint32)GetRoadStopType(tile) != GB(p2, 0, 1)) return CMD_ERROR;
01758
01759
01760 bool is_drive_through = IsDriveThroughStopTile(tile);
01761 RoadTypes rts = GetRoadTypes(tile);
01762 RoadBits road_bits = IsDriveThroughStopTile(tile) ?
01763 ((GetRoadStopDir(tile) == DIAGDIR_NE) ? ROAD_X : ROAD_Y) :
01764 DiagDirToRoadBits(GetRoadStopDir(tile));
01765
01766 Owner road_owner = GetRoadOwner(tile, ROADTYPE_ROAD);
01767 Owner tram_owner = GetRoadOwner(tile, ROADTYPE_TRAM);
01768 CommandCost ret = RemoveRoadStop(tile, flags);
01769
01770
01771 if ((flags & DC_EXEC) && CmdSucceeded(ret) && is_drive_through) {
01772
01773
01774
01775 MakeRoadNormal(tile, road_bits, rts, ClosestTownFromTile(tile, UINT_MAX)->index,
01776 road_owner, tram_owner);
01777 }
01778
01779 return ret;
01780 }
01781
01789 static uint GetMinimalAirportDistanceToTile(const AirportFTAClass *afc, TileIndex town_tile, TileIndex airport_tile)
01790 {
01791 uint ttx = TileX(town_tile);
01792 uint tty = TileY(town_tile);
01793
01794 uint atx = TileX(airport_tile);
01795 uint aty = TileY(airport_tile);
01796
01797 uint btx = TileX(airport_tile) + afc->size_x - 1;
01798 uint bty = TileY(airport_tile) + afc->size_y - 1;
01799
01800
01801
01802
01803 uint dx = ttx < atx ? atx - ttx : (ttx <= btx ? 0 : ttx - btx);
01804 uint dy = tty < aty ? aty - tty : (tty <= bty ? 0 : tty - bty);
01805
01806 return dx + dy;
01807 }
01808
01817 uint8 GetAirportNoiseLevelForTown(const AirportFTAClass *afc, TileIndex town_tile, TileIndex tile)
01818 {
01819
01820
01821 if (afc->noise_level < 2) return afc->noise_level;
01822
01823 uint distance = GetMinimalAirportDistanceToTile(afc, town_tile, tile);
01824
01825
01826
01827
01828
01829 uint8 town_tolerance_distance = 8 + (_settings_game.difficulty.town_council_tolerance * 4);
01830
01831
01832
01833 uint noise_reduction = distance / town_tolerance_distance;
01834
01835
01836
01837 return noise_reduction >= afc->noise_level ? 1 : afc->noise_level - noise_reduction;
01838 }
01839
01847 Town *AirportGetNearestTown(const AirportFTAClass *afc, TileIndex airport_tile)
01848 {
01849 Town *t, *nearest = NULL;
01850 uint add = afc->size_x + afc->size_y - 2;
01851 uint mindist = UINT_MAX - add;
01852 FOR_ALL_TOWNS(t) {
01853 if (DistanceManhattan(t->xy, airport_tile) < mindist + add) {
01854 uint dist = GetMinimalAirportDistanceToTile(afc, t->xy, airport_tile);
01855 if (dist < mindist) {
01856 nearest = t;
01857 mindist = dist;
01858 }
01859 }
01860 }
01861
01862 return nearest;
01863 }
01864
01865
01867 void UpdateAirportsNoise()
01868 {
01869 Town *t;
01870 const Station *st;
01871
01872 FOR_ALL_TOWNS(t) t->noise_reached = 0;
01873
01874 FOR_ALL_STATIONS(st) {
01875 if (st->airport_tile != INVALID_TILE) {
01876 const AirportFTAClass *afc = GetAirport(st->airport_type);
01877 Town *nearest = AirportGetNearestTown(afc, st->airport_tile);
01878 nearest->noise_reached += GetAirportNoiseLevelForTown(afc, nearest->xy, st->airport_tile);
01879 }
01880 }
01881 }
01882
01893 CommandCost CmdBuildAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01894 {
01895 bool airport_upgrade = true;
01896 StationID station_to_join = GB(p2, 16, 16);
01897 bool reuse = (station_to_join != NEW_STATION);
01898 if (!reuse) station_to_join = INVALID_STATION;
01899 bool distant_join = (station_to_join != INVALID_STATION);
01900
01901 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
01902
01903 if (p1 >= NUM_AIRPORTS) return CMD_ERROR;
01904
01905 if (!CheckIfAuthorityAllowsNewStation(tile, flags)) {
01906 return CMD_ERROR;
01907 }
01908
01909
01910 const AirportFTAClass *afc = GetAirport(p1);
01911 if (!afc->IsAvailable()) return CMD_ERROR;
01912
01913 Town *t = ClosestTownFromTile(tile, UINT_MAX);
01914 int w = afc->size_x;
01915 int h = afc->size_y;
01916
01917 if (w > _settings_game.station.station_spread || h > _settings_game.station.station_spread) {
01918 _error_message = STR_ERROR_STATION_TOO_SPREAD_OUT;
01919 return CMD_ERROR;
01920 }
01921
01922 CommandCost cost = CheckFlatLandBelow(tile, w, h, flags, 0, NULL);
01923 if (CmdFailed(cost)) return cost;
01924
01925
01926 Town *nearest = AirportGetNearestTown(afc, tile);
01927 uint newnoise_level = GetAirportNoiseLevelForTown(afc, nearest->xy, tile);
01928
01929
01930 StringID authority_refuse_message = STR_NULL;
01931
01932 if (_settings_game.economy.station_noise_level) {
01933
01934 if ((nearest->noise_reached + newnoise_level) > nearest->MaxTownNoise()) {
01935 authority_refuse_message = STR_ERROR_LOCAL_AUTHORITY_REFUSES_NOISE;
01936 }
01937 } else {
01938 uint num = 0;
01939 const Station *st;
01940 FOR_ALL_STATIONS(st) {
01941 if (st->town == t && (st->facilities & FACIL_AIRPORT) && st->airport_type != AT_OILRIG) num++;
01942 }
01943 if (num >= 2) {
01944 authority_refuse_message = STR_ERROR_LOCAL_AUTHORITY_REFUSES_AIRPORT;
01945 }
01946 }
01947
01948 if (authority_refuse_message != STR_NULL) {
01949 SetDParam(0, t->index);
01950 return_cmd_error(authority_refuse_message);
01951 }
01952
01953 Station *st = NULL;
01954 CommandCost ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p2, 0), TileArea(tile, w, h), &st);
01955 if (CmdFailed(ret)) return ret;
01956
01957
01958 if (st == NULL && distant_join) st = Station::GetIfValid(station_to_join);
01959
01960
01961 if (st == NULL && reuse) st = GetClosestDeletedStation(tile);
01962
01963 if (st != NULL) {
01964 if (st->owner != _current_company) {
01965 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
01966 }
01967
01968 if (!st->rect.BeforeAddRect(tile, w, h, StationRect::ADD_TEST)) return CMD_ERROR;
01969
01970 if (st->airport_tile != INVALID_TILE) {
01971 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_AIRPORT);
01972 }
01973 } else {
01974 airport_upgrade = false;
01975
01976
01977 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
01978
01979 if (flags & DC_EXEC) {
01980 st = new Station(tile);
01981
01982 st->town = t;
01983 st->string_id = GenerateStationName(st, tile, !(afc->flags & AirportFTAClass::AIRPLANES) ? STATIONNAMING_HELIPORT : STATIONNAMING_AIRPORT);
01984
01985 if (Company::IsValidID(_current_company)) {
01986 SetBit(st->town->have_ratings, _current_company);
01987 }
01988 }
01989 }
01990
01991 cost.AddCost(_price[PR_BUILD_STATION_AIRPORT] * w * h);
01992
01993 if (flags & DC_EXEC) {
01994
01995 nearest->noise_reached += newnoise_level;
01996
01997 st->airport_tile = tile;
01998 st->AddFacility(FACIL_AIRPORT, tile);
01999 st->airport_type = (byte)p1;
02000 st->airport_flags = 0;
02001
02002 st->rect.BeforeAddRect(tile, w, h, StationRect::ADD_TRY);
02003
02004
02005
02006
02007
02008
02009
02010
02011 if (airport_upgrade) UpdateAirplanesOnNewStation(st);
02012
02013 {
02014 const byte *b = _airport_sections[p1];
02015
02016 TILE_LOOP(tile_cur, w, h, tile) {
02017 MakeAirport(tile_cur, st->owner, st->index, *b);
02018 b++;
02019 }
02020 }
02021
02022 st->UpdateVirtCoord();
02023 UpdateStationAcceptance(st, false);
02024 st->RecomputeIndustriesNear();
02025 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
02026 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
02027 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_PLANES);
02028
02029 if (_settings_game.economy.station_noise_level) {
02030 SetWindowDirty(WC_TOWN_VIEW, st->town->index);
02031 }
02032 }
02033
02034 return cost;
02035 }
02036
02043 static CommandCost RemoveAirport(TileIndex tile, DoCommandFlag flags)
02044 {
02045 Station *st = Station::GetByTile(tile);
02046
02047 if (_current_company != OWNER_WATER && !CheckOwnership(st->owner)) {
02048 return CMD_ERROR;
02049 }
02050
02051 tile = st->airport_tile;
02052
02053 const AirportFTAClass *afc = st->Airport();
02054 int w = afc->size_x;
02055 int h = afc->size_y;
02056
02057 CommandCost cost(EXPENSES_CONSTRUCTION, w * h * _price[PR_CLEAR_STATION_AIRPORT]);
02058
02059 const Aircraft *a;
02060 FOR_ALL_AIRCRAFT(a) {
02061 if (!a->IsNormalAircraft()) continue;
02062 if (a->targetairport == st->index && a->state != FLYING) return CMD_ERROR;
02063 }
02064
02065 TILE_LOOP(tile_cur, w, h, tile) {
02066 if (!EnsureNoVehicleOnGround(tile_cur)) return CMD_ERROR;
02067
02068 if (flags & DC_EXEC) {
02069 DeleteAnimatedTile(tile_cur);
02070 DoClearSquare(tile_cur);
02071 }
02072 }
02073
02074 if (flags & DC_EXEC) {
02075 for (uint i = 0; i < afc->nof_depots; ++i) {
02076 DeleteWindowById(
02077 WC_VEHICLE_DEPOT, tile + ToTileIndexDiff(afc->airport_depots[i])
02078 );
02079 }
02080
02081
02082
02083
02084 Town *nearest = AirportGetNearestTown(afc, tile);
02085 nearest->noise_reached -= GetAirportNoiseLevelForTown(afc, nearest->xy, tile);
02086
02087 st->rect.AfterRemoveRect(st, tile, w, h);
02088
02089 st->airport_tile = INVALID_TILE;
02090 st->facilities &= ~FACIL_AIRPORT;
02091
02092 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_PLANES);
02093
02094 if (_settings_game.economy.station_noise_level) {
02095 SetWindowDirty(WC_TOWN_VIEW, st->town->index);
02096 }
02097
02098 st->UpdateVirtCoord();
02099 st->RecomputeIndustriesNear();
02100 DeleteStationIfEmpty(st);
02101 }
02102
02103 return cost;
02104 }
02105
02112 bool HasStationInUse(StationID station, CompanyID company)
02113 {
02114 const Vehicle *v;
02115 FOR_ALL_VEHICLES(v) {
02116 if (company == INVALID_COMPANY || v->owner == company) {
02117 const Order *order;
02118 FOR_VEHICLE_ORDERS(v, order) {
02119 if ((order->IsType(OT_GOTO_STATION) || order->IsType(OT_GOTO_WAYPOINT)) && order->GetDestination() == station) {
02120 return true;
02121 }
02122 }
02123 }
02124 }
02125 return false;
02126 }
02127
02128 static const TileIndexDiffC _dock_tileoffs_chkaround[] = {
02129 {-1, 0},
02130 { 0, 0},
02131 { 0, 0},
02132 { 0, -1}
02133 };
02134 static const byte _dock_w_chk[4] = { 2, 1, 2, 1 };
02135 static const byte _dock_h_chk[4] = { 1, 2, 1, 2 };
02136
02145 CommandCost CmdBuildDock(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
02146 {
02147 StationID station_to_join = GB(p2, 16, 16);
02148 bool reuse = (station_to_join != NEW_STATION);
02149 if (!reuse) station_to_join = INVALID_STATION;
02150 bool distant_join = (station_to_join != INVALID_STATION);
02151
02152 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
02153
02154 DiagDirection direction = GetInclinedSlopeDirection(GetTileSlope(tile, NULL));
02155 if (direction == INVALID_DIAGDIR) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02156 direction = ReverseDiagDir(direction);
02157
02158
02159 if (IsWaterTile(tile)) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02160
02161 if (!CheckIfAuthorityAllowsNewStation(tile, flags)) return CMD_ERROR;
02162
02163 if (MayHaveBridgeAbove(tile) && IsBridgeAbove(tile)) return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
02164
02165 if (CmdFailed(DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR))) return CMD_ERROR;
02166
02167 TileIndex tile_cur = tile + TileOffsByDiagDir(direction);
02168
02169 if (!IsTileType(tile_cur, MP_WATER) || GetTileSlope(tile_cur, NULL) != SLOPE_FLAT) {
02170 return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02171 }
02172
02173 if (MayHaveBridgeAbove(tile_cur) && IsBridgeAbove(tile_cur)) return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
02174
02175
02176 WaterClass wc = GetWaterClass(tile_cur);
02177
02178 if (CmdFailed(DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR))) return CMD_ERROR;
02179
02180 tile_cur += TileOffsByDiagDir(direction);
02181 if (!IsTileType(tile_cur, MP_WATER) || GetTileSlope(tile_cur, NULL) != SLOPE_FLAT) {
02182 return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02183 }
02184
02185
02186 Station *st = NULL;
02187 CommandCost ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p1, 0),
02188 TileArea(tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
02189 _dock_w_chk[direction], _dock_h_chk[direction]), &st);
02190 if (CmdFailed(ret)) return ret;
02191
02192
02193 if (st == NULL && distant_join) st = Station::GetIfValid(station_to_join);
02194
02195
02196 if (st == NULL && reuse) st = GetClosestDeletedStation(tile);
02197
02198 if (st != NULL) {
02199 if (st->owner != _current_company) {
02200 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
02201 }
02202
02203 if (!st->rect.BeforeAddRect(
02204 tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
02205 _dock_w_chk[direction], _dock_h_chk[direction], StationRect::ADD_TEST)) return CMD_ERROR;
02206
02207 if (st->dock_tile != INVALID_TILE) return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_DOCK);
02208 } else {
02209
02210 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
02211
02212 if (flags & DC_EXEC) {
02213 st = new Station(tile);
02214
02215 st->town = ClosestTownFromTile(tile, UINT_MAX);
02216 st->string_id = GenerateStationName(st, tile, STATIONNAMING_DOCK);
02217
02218 if (Company::IsValidID(_current_company)) {
02219 SetBit(st->town->have_ratings, _current_company);
02220 }
02221 }
02222 }
02223
02224 if (flags & DC_EXEC) {
02225 st->dock_tile = tile;
02226 st->AddFacility(FACIL_DOCK, tile);
02227
02228 st->rect.BeforeAddRect(
02229 tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
02230 _dock_w_chk[direction], _dock_h_chk[direction], StationRect::ADD_TRY);
02231
02232 MakeDock(tile, st->owner, st->index, direction, wc);
02233
02234 st->UpdateVirtCoord();
02235 UpdateStationAcceptance(st, false);
02236 st->RecomputeIndustriesNear();
02237 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
02238 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
02239 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_SHIPS);
02240 }
02241
02242 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_STATION_DOCK]);
02243 }
02244
02251 static CommandCost RemoveDock(TileIndex tile, DoCommandFlag flags)
02252 {
02253 Station *st = Station::GetByTile(tile);
02254 if (!CheckOwnership(st->owner)) return CMD_ERROR;
02255
02256 TileIndex tile1 = st->dock_tile;
02257 TileIndex tile2 = tile1 + TileOffsByDiagDir(GetDockDirection(tile1));
02258
02259 if (!EnsureNoVehicleOnGround(tile1)) return CMD_ERROR;
02260 if (!EnsureNoVehicleOnGround(tile2)) return CMD_ERROR;
02261
02262 if (flags & DC_EXEC) {
02263 DoClearSquare(tile1);
02264 MakeWaterKeepingClass(tile2, st->owner);
02265
02266 st->rect.AfterRemoveTile(st, tile1);
02267 st->rect.AfterRemoveTile(st, tile2);
02268
02269 MarkTileDirtyByTile(tile2);
02270
02271 st->dock_tile = INVALID_TILE;
02272 st->facilities &= ~FACIL_DOCK;
02273
02274 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_SHIPS);
02275 st->UpdateVirtCoord();
02276 st->RecomputeIndustriesNear();
02277 DeleteStationIfEmpty(st);
02278 }
02279
02280 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_CLEAR_STATION_DOCK]);
02281 }
02282
02283 #include "table/station_land.h"
02284
02285 const DrawTileSprites *GetStationTileLayout(StationType st, byte gfx)
02286 {
02287 return &_station_display_datas[st][gfx];
02288 }
02289
02290 static void DrawTile_Station(TileInfo *ti)
02291 {
02292 const DrawTileSprites *t = NULL;
02293 RoadTypes roadtypes;
02294 int32 total_offset;
02295 int32 custom_ground_offset;
02296
02297 if (HasStationRail(ti->tile)) {
02298 const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(ti->tile));
02299 roadtypes = ROADTYPES_NONE;
02300 total_offset = rti->total_offset;
02301 custom_ground_offset = rti->custom_ground_offset;
02302 } else {
02303 roadtypes = IsRoadStop(ti->tile) ? GetRoadTypes(ti->tile) : ROADTYPES_NONE;
02304 total_offset = 0;
02305 custom_ground_offset = 0;
02306 }
02307 uint32 relocation = 0;
02308 const BaseStation *st = NULL;
02309 const StationSpec *statspec = NULL;
02310 Owner owner = GetTileOwner(ti->tile);
02311
02312 SpriteID palette;
02313 if (Company::IsValidID(owner)) {
02314 palette = COMPANY_SPRITE_COLOUR(owner);
02315 } else {
02316
02317 palette = PALETTE_TO_GREY;
02318 }
02319
02320
02321 if (ti->tileh != SLOPE_FLAT && !IsDock(ti->tile))
02322 DrawFoundation(ti, FOUNDATION_LEVELED);
02323
02324 if (IsCustomStationSpecIndex(ti->tile)) {
02325
02326 st = BaseStation::GetByTile(ti->tile);
02327 statspec = st->speclist[GetCustomStationSpecIndex(ti->tile)].spec;
02328
02329 if (statspec != NULL) {
02330 uint tile = GetStationGfx(ti->tile);
02331
02332 relocation = GetCustomStationRelocation(statspec, st, ti->tile);
02333
02334 if (HasBit(statspec->callback_mask, CBM_STATION_SPRITE_LAYOUT)) {
02335 uint16 callback = GetStationCallback(CBID_STATION_SPRITE_LAYOUT, 0, 0, statspec, st, ti->tile);
02336 if (callback != CALLBACK_FAILED) tile = (callback & ~1) + GetRailStationAxis(ti->tile);
02337 }
02338
02339
02340 if (statspec->renderdata != NULL) {
02341 t = &statspec->renderdata[tile < statspec->tiles ? tile : (uint)GetRailStationAxis(ti->tile)];
02342 }
02343 }
02344 }
02345
02346 if (t == NULL || t->seq == NULL) t = &_station_display_datas[GetStationType(ti->tile)][GetStationGfx(ti->tile)];
02347
02348
02349 if (IsBuoy(ti->tile) || IsDock(ti->tile) || (IsOilRig(ti->tile) && GetWaterClass(ti->tile) != WATER_CLASS_INVALID)) {
02350 if (ti->tileh == SLOPE_FLAT) {
02351 DrawWaterClassGround(ti);
02352 } else {
02353 assert(IsDock(ti->tile));
02354 TileIndex water_tile = ti->tile + TileOffsByDiagDir(GetDockDirection(ti->tile));
02355 WaterClass wc = GetWaterClass(water_tile);
02356 if (wc == WATER_CLASS_SEA) {
02357 DrawShoreTile(ti->tileh);
02358 } else {
02359 DrawClearLandTile(ti, 3);
02360 }
02361 }
02362 } else {
02363 SpriteID image = t->ground.sprite;
02364 SpriteID pal = t->ground.pal;
02365 if (HasBit(image, SPRITE_MODIFIER_USE_OFFSET)) {
02366 image += GetCustomStationGroundRelocation(statspec, st, ti->tile);
02367 image += custom_ground_offset;
02368 } else {
02369 image += total_offset;
02370 }
02371 DrawGroundSprite(image, GroundSpritePaletteTransform(image, pal, palette));
02372
02373
02374 if (_game_mode != GM_MENU && _settings_client.gui.show_track_reservation && HasStationRail(ti->tile) && HasStationReservation(ti->tile)) {
02375 const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(ti->tile));
02376 DrawGroundSprite(GetRailStationAxis(ti->tile) == AXIS_X ? rti->base_sprites.single_x : rti->base_sprites.single_y, PALETTE_CRASH);
02377 }
02378 }
02379
02380 if (HasStationRail(ti->tile) && HasCatenaryDrawn(GetRailType(ti->tile)) && IsStationTileElectrifiable(ti->tile)) DrawCatenary(ti);
02381
02382 if (HasBit(roadtypes, ROADTYPE_TRAM)) {
02383 Axis axis = GetRoadStopDir(ti->tile) == DIAGDIR_NE ? AXIS_X : AXIS_Y;
02384 DrawGroundSprite((HasBit(roadtypes, ROADTYPE_ROAD) ? SPR_TRAMWAY_OVERLAY : SPR_TRAMWAY_TRAM) + (axis ^ 1), PAL_NONE);
02385 DrawTramCatenary(ti, axis == AXIS_X ? ROAD_X : ROAD_Y);
02386 }
02387
02388 if (IsRailWaypoint(ti->tile)) {
02389
02390 total_offset = 0;
02391 }
02392
02393 const DrawTileSeqStruct *dtss;
02394 foreach_draw_tile_seq(dtss, t->seq) {
02395 SpriteID image = dtss->image.sprite;
02396
02397
02398 if (IsInvisibilitySet(TO_BUILDINGS) && !HasBit(image, SPRITE_MODIFIER_OPAQUE)) return;
02399
02400 if (relocation == 0 || HasBit(image, SPRITE_MODIFIER_USE_OFFSET)) {
02401 image += total_offset;
02402 } else {
02403 image += relocation;
02404 }
02405
02406 SpriteID pal = SpriteLayoutPaletteTransform(image, dtss->image.pal, palette);
02407
02408 if ((byte)dtss->delta_z != 0x80) {
02409 AddSortableSpriteToDraw(
02410 image, pal,
02411 ti->x + dtss->delta_x, ti->y + dtss->delta_y,
02412 dtss->size_x, dtss->size_y,
02413 dtss->size_z, ti->z + dtss->delta_z,
02414 !HasBit(image, SPRITE_MODIFIER_OPAQUE) && IsTransparencySet(TO_BUILDINGS)
02415 );
02416 } else {
02417
02418 AddChildSpriteScreen(image, pal, dtss->delta_x, dtss->delta_y, !HasBit(image, SPRITE_MODIFIER_OPAQUE) && IsTransparencySet(TO_BUILDINGS));
02419 }
02420 }
02421 }
02422
02423 void StationPickerDrawSprite(int x, int y, StationType st, RailType railtype, RoadType roadtype, int image)
02424 {
02425 int32 total_offset = 0;
02426 SpriteID pal = COMPANY_SPRITE_COLOUR(_local_company);
02427 const DrawTileSprites *t = &_station_display_datas[st][image];
02428
02429 if (railtype != INVALID_RAILTYPE) {
02430 const RailtypeInfo *rti = GetRailTypeInfo(railtype);
02431 total_offset = rti->total_offset;
02432 }
02433
02434 SpriteID img = t->ground.sprite;
02435 DrawSprite(img + total_offset, HasBit(img, PALETTE_MODIFIER_COLOUR) ? pal : PAL_NONE, x, y);
02436
02437 if (roadtype == ROADTYPE_TRAM) {
02438 DrawSprite(SPR_TRAMWAY_TRAM + (t->ground.sprite == SPR_ROAD_PAVED_STRAIGHT_X ? 1 : 0), PAL_NONE, x, y);
02439 }
02440
02441 const DrawTileSeqStruct *dtss;
02442 foreach_draw_tile_seq(dtss, t->seq) {
02443 Point pt = RemapCoords(dtss->delta_x, dtss->delta_y, dtss->delta_z);
02444 DrawSprite(dtss->image.sprite + total_offset, pal, x + pt.x, y + pt.y);
02445 }
02446 }
02447
02448 static uint GetSlopeZ_Station(TileIndex tile, uint x, uint y)
02449 {
02450 return GetTileMaxZ(tile);
02451 }
02452
02453 static Foundation GetFoundation_Station(TileIndex tile, Slope tileh)
02454 {
02455 return FlatteningFoundation(tileh);
02456 }
02457
02458 static void GetTileDesc_Station(TileIndex tile, TileDesc *td)
02459 {
02460 td->owner[0] = GetTileOwner(tile);
02461 if (IsDriveThroughStopTile(tile)) {
02462 Owner road_owner = INVALID_OWNER;
02463 Owner tram_owner = INVALID_OWNER;
02464 RoadTypes rts = GetRoadTypes(tile);
02465 if (HasBit(rts, ROADTYPE_ROAD)) road_owner = GetRoadOwner(tile, ROADTYPE_ROAD);
02466 if (HasBit(rts, ROADTYPE_TRAM)) tram_owner = GetRoadOwner(tile, ROADTYPE_TRAM);
02467
02468
02469 if ((tram_owner != INVALID_OWNER && tram_owner != td->owner[0]) ||
02470 (road_owner != INVALID_OWNER && road_owner != td->owner[0])) {
02471 uint i = 1;
02472 if (road_owner != INVALID_OWNER) {
02473 td->owner_type[i] = STR_LAND_AREA_INFORMATION_ROAD_OWNER;
02474 td->owner[i] = road_owner;
02475 i++;
02476 }
02477 if (tram_owner != INVALID_OWNER) {
02478 td->owner_type[i] = STR_LAND_AREA_INFORMATION_TRAM_OWNER;
02479 td->owner[i] = tram_owner;
02480 }
02481 }
02482 }
02483 td->build_date = BaseStation::GetByTile(tile)->build_date;
02484
02485 const StationSpec *spec = GetStationSpec(tile);
02486
02487 if (spec != NULL) {
02488 td->station_class = GetStationClassName(spec->sclass);
02489 td->station_name = spec->name;
02490
02491 if (spec->grffile != NULL) {
02492 const GRFConfig *gc = GetGRFConfig(spec->grffile->grfid);
02493 td->grf = gc->name;
02494 }
02495 }
02496
02497 StringID str;
02498 switch (GetStationType(tile)) {
02499 default: NOT_REACHED();
02500 case STATION_RAIL: str = STR_LAI_STATION_DESCRIPTION_RAILROAD_STATION; break;
02501 case STATION_AIRPORT:
02502 str = (IsHangar(tile) ? STR_LAI_STATION_DESCRIPTION_AIRCRAFT_HANGAR : STR_LAI_STATION_DESCRIPTION_AIRPORT);
02503 break;
02504 case STATION_TRUCK: str = STR_LAI_STATION_DESCRIPTION_TRUCK_LOADING_AREA; break;
02505 case STATION_BUS: str = STR_LAI_STATION_DESCRIPTION_BUS_STATION; break;
02506 case STATION_OILRIG: str = STR_INDUSTRY_NAME_OIL_RIG; break;
02507 case STATION_DOCK: str = STR_LAI_STATION_DESCRIPTION_SHIP_DOCK; break;
02508 case STATION_BUOY: str = STR_LAI_STATION_DESCRIPTION_BUOY; break;
02509 case STATION_WAYPOINT: str = STR_LAI_STATION_DESCRIPTION_WAYPOINT; break;
02510 }
02511 td->str = str;
02512 }
02513
02514
02515 static TrackStatus GetTileTrackStatus_Station(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
02516 {
02517 TrackBits trackbits = TRACK_BIT_NONE;
02518
02519 switch (mode) {
02520 case TRANSPORT_RAIL:
02521 if (HasStationRail(tile) && !IsStationTileBlocked(tile)) {
02522 trackbits = TrackToTrackBits(GetRailStationTrack(tile));
02523 }
02524 break;
02525
02526 case TRANSPORT_WATER:
02527
02528 if (IsBuoy(tile)) {
02529 trackbits = TRACK_BIT_ALL;
02530
02531 if (TileX(tile) == 0) trackbits &= ~(TRACK_BIT_X | TRACK_BIT_UPPER | TRACK_BIT_RIGHT);
02532
02533 if (TileY(tile) == 0) trackbits &= ~(TRACK_BIT_Y | TRACK_BIT_LEFT | TRACK_BIT_UPPER);
02534 }
02535 break;
02536
02537 case TRANSPORT_ROAD:
02538 if ((GetRoadTypes(tile) & sub_mode) != 0 && IsRoadStop(tile)) {
02539 DiagDirection dir = GetRoadStopDir(tile);
02540 Axis axis = DiagDirToAxis(dir);
02541
02542 if (side != INVALID_DIAGDIR) {
02543 if (axis != DiagDirToAxis(side) || (IsStandardRoadStopTile(tile) && dir != side)) break;
02544 }
02545
02546 trackbits = AxisToTrackBits(axis);
02547 }
02548 break;
02549
02550 default:
02551 break;
02552 }
02553
02554 return CombineTrackStatus(TrackBitsToTrackdirBits(trackbits), TRACKDIR_BIT_NONE);
02555 }
02556
02557
02558 static void TileLoop_Station(TileIndex tile)
02559 {
02560
02561
02562 switch (GetStationType(tile)) {
02563 case STATION_AIRPORT:
02564 switch (GetStationGfx(tile)) {
02565 case GFX_RADAR_LARGE_FIRST:
02566 case GFX_WINDSACK_FIRST :
02567 case GFX_RADAR_INTERNATIONAL_FIRST:
02568 case GFX_RADAR_METROPOLITAN_FIRST:
02569 case GFX_RADAR_DISTRICTWE_FIRST:
02570 case GFX_WINDSACK_INTERCON_FIRST :
02571 AddAnimatedTile(tile);
02572 break;
02573 }
02574 break;
02575
02576 case STATION_DOCK:
02577 if (GetTileSlope(tile, NULL) != SLOPE_FLAT) break;
02578
02579 case STATION_OILRIG:
02580 case STATION_BUOY:
02581 TileLoop_Water(tile);
02582 break;
02583
02584 default: break;
02585 }
02586 }
02587
02588
02589 static void AnimateTile_Station(TileIndex tile)
02590 {
02591 struct AnimData {
02592 StationGfx from;
02593 StationGfx to;
02594 byte delay;
02595 };
02596
02597 static const AnimData data[] = {
02598 { GFX_RADAR_LARGE_FIRST, GFX_RADAR_LARGE_LAST, 3 },
02599 { GFX_WINDSACK_FIRST, GFX_WINDSACK_LAST, 1 },
02600 { GFX_RADAR_INTERNATIONAL_FIRST, GFX_RADAR_INTERNATIONAL_LAST, 3 },
02601 { GFX_RADAR_METROPOLITAN_FIRST, GFX_RADAR_METROPOLITAN_LAST, 3 },
02602 { GFX_RADAR_DISTRICTWE_FIRST, GFX_RADAR_DISTRICTWE_LAST, 3 },
02603 { GFX_WINDSACK_INTERCON_FIRST, GFX_WINDSACK_INTERCON_LAST, 1 }
02604 };
02605
02606 if (HasStationRail(tile)) {
02607 AnimateStationTile(tile);
02608 return;
02609 }
02610
02611 StationGfx gfx = GetStationGfx(tile);
02612
02613 for (const AnimData *i = data; i != endof(data); i++) {
02614 if (i->from <= gfx && gfx <= i->to) {
02615 if ((_tick_counter & i->delay) == 0) {
02616 SetStationGfx(tile, gfx < i->to ? gfx + 1 : i->from);
02617 MarkTileDirtyByTile(tile);
02618 }
02619 break;
02620 }
02621 }
02622 }
02623
02624
02625 static bool ClickTile_Station(TileIndex tile)
02626 {
02627 const BaseStation *st = BaseStation::GetByTile(tile);
02628
02629 if (st->facilities & FACIL_WAYPOINT) {
02630 ShowWaypointWindow(Waypoint::From(st));
02631 } else if (IsHangar(tile)) {
02632 ShowDepotWindow(tile, VEH_AIRCRAFT);
02633 } else {
02634 ShowStationViewWindow(st->index);
02635 }
02636 return true;
02637 }
02638
02639 static VehicleEnterTileStatus VehicleEnter_Station(Vehicle *v, TileIndex tile, int x, int y)
02640 {
02641 if (v->type == VEH_TRAIN) {
02642 StationID station_id = GetStationIndex(tile);
02643 if (!v->current_order.ShouldStopAtStation(v, station_id)) return VETSB_CONTINUE;
02644 if (!IsRailStation(tile) || !Train::From(v)->IsFrontEngine()) return VETSB_CONTINUE;
02645
02646 int station_ahead;
02647 int station_length;
02648 int stop = GetTrainStopLocation(station_id, tile, Train::From(v), &station_ahead, &station_length);
02649
02650
02651
02652
02653
02654 if (!IsInsideBS(stop + station_ahead, station_length, TILE_SIZE)) return VETSB_CONTINUE;
02655
02656 DiagDirection dir = DirToDiagDir(v->direction);
02657
02658 x &= 0xF;
02659 y &= 0xF;
02660
02661 if (DiagDirToAxis(dir) != AXIS_X) Swap(x, y);
02662 if (y == TILE_SIZE / 2) {
02663 if (dir != DIAGDIR_SE && dir != DIAGDIR_SW) x = TILE_SIZE - 1 - x;
02664 stop &= TILE_SIZE - 1;
02665
02666 if (x == stop) return VETSB_ENTERED_STATION | (VehicleEnterTileStatus)(station_id << VETS_STATION_ID_OFFSET);
02667 if (x < stop) {
02668 uint16 spd;
02669
02670 v->vehstatus |= VS_TRAIN_SLOWING;
02671 spd = max(0, (stop - x) * 20 - 15);
02672 if (spd < v->cur_speed) v->cur_speed = spd;
02673 }
02674 }
02675 } else if (v->type == VEH_ROAD) {
02676 RoadVehicle *rv = RoadVehicle::From(v);
02677 if (rv->state < RVSB_IN_ROAD_STOP && !IsReversingRoadTrackdir((Trackdir)rv->state) && rv->frame == 0) {
02678 if (IsRoadStop(tile) && rv->IsRoadVehFront()) {
02679
02680 return RoadStop::GetByTile(tile, GetRoadStopType(tile))->Enter(rv) ? VETSB_CONTINUE : VETSB_CANNOT_ENTER;
02681 }
02682 }
02683 }
02684
02685 return VETSB_CONTINUE;
02686 }
02687
02694 static bool StationHandleBigTick(BaseStation *st)
02695 {
02696 if (!st->IsInUse() && ++st->delete_ctr >= 8) {
02697 delete st;
02698 return false;
02699 }
02700
02701 if ((st->facilities & FACIL_WAYPOINT) == 0) UpdateStationAcceptance(Station::From(st), true);
02702
02703 return true;
02704 }
02705
02706 static inline void byte_inc_sat(byte *p)
02707 {
02708 byte b = *p + 1;
02709 if (b != 0) *p = b;
02710 }
02711
02712 static void UpdateStationRating(Station *st)
02713 {
02714 bool waiting_changed = false;
02715
02716 byte_inc_sat(&st->time_since_load);
02717 byte_inc_sat(&st->time_since_unload);
02718
02719 const CargoSpec *cs;
02720 FOR_ALL_CARGOSPECS(cs) {
02721 GoodsEntry *ge = &st->goods[cs->Index()];
02722
02723
02724
02725 if (!HasBit(ge->acceptance_pickup, GoodsEntry::PICKUP) && ge->rating < INITIAL_STATION_RATING) {
02726 ge->rating++;
02727 }
02728
02729
02730 if (HasBit(ge->acceptance_pickup, GoodsEntry::PICKUP)) {
02731 byte_inc_sat(&ge->days_since_pickup);
02732
02733 bool skip = false;
02734 int rating = 0;
02735 uint waiting = ge->cargo.Count();
02736
02737 if (HasBit(cs->callback_mask, CBM_CARGO_STATION_RATING_CALC)) {
02738
02739
02740
02741
02742 uint last_speed = ge->last_speed;
02743 if (last_speed == 0) last_speed = 0xFF;
02744
02745 uint32 var18 = min(ge->days_since_pickup, 0xFF) | (min(waiting, 0xFFFF) << 8) | (min(last_speed, 0xFF) << 24);
02746
02747 uint32 var10 = (st->last_vehicle_type == VEH_INVALID) ? 0x0 : (st->last_vehicle_type + 0x10);
02748 uint16 callback = GetCargoCallback(CBID_CARGO_STATION_RATING_CALC, var10, var18, cs);
02749 if (callback != CALLBACK_FAILED) {
02750 skip = true;
02751 rating = GB(callback, 0, 14);
02752
02753
02754 if (HasBit(callback, 14)) rating -= 0x4000;
02755 }
02756 }
02757
02758 if (!skip) {
02759 int b = ge->last_speed - 85;
02760 if (b >= 0) rating += b >> 2;
02761
02762 byte days = ge->days_since_pickup;
02763 if (st->last_vehicle_type == VEH_SHIP) days >>= 2;
02764 (days > 21) ||
02765 (rating += 25, days > 12) ||
02766 (rating += 25, days > 6) ||
02767 (rating += 45, days > 3) ||
02768 (rating += 35, true);
02769
02770 (rating -= 90, waiting > 1500) ||
02771 (rating += 55, waiting > 1000) ||
02772 (rating += 35, waiting > 600) ||
02773 (rating += 10, waiting > 300) ||
02774 (rating += 20, waiting > 100) ||
02775 (rating += 10, true);
02776 }
02777
02778 if (Company::IsValidID(st->owner) && HasBit(st->town->statues, st->owner)) rating += 26;
02779
02780 byte age = ge->last_age;
02781 (age >= 3) ||
02782 (rating += 10, age >= 2) ||
02783 (rating += 10, age >= 1) ||
02784 (rating += 13, true);
02785
02786 {
02787 int or_ = ge->rating;
02788
02789
02790 ge->rating = rating = or_ + Clamp(Clamp(rating, 0, 255) - or_, -2, 2);
02791
02792
02793
02794 if (rating <= 64 && waiting >= 200) {
02795 int dec = Random() & 0x1F;
02796 if (waiting < 400) dec &= 7;
02797 waiting -= dec + 1;
02798 waiting_changed = true;
02799 }
02800
02801
02802 if (rating <= 127 && waiting != 0) {
02803 uint32 r = Random();
02804 if (rating <= (int)GB(r, 0, 7)) {
02805
02806 waiting = max((int)waiting - (int)GB(r, 8, 2) - 1, 0);
02807 waiting_changed = true;
02808 }
02809 }
02810
02811
02812
02813
02814 static const uint WAITING_CARGO_THRESHOLD = 1 << 12;
02815 static const uint WAITING_CARGO_CUT_FACTOR = 1 << 6;
02816 static const uint MAX_WAITING_CARGO = 1 << 15;
02817
02818 if (waiting > WAITING_CARGO_THRESHOLD) {
02819 uint difference = waiting - WAITING_CARGO_THRESHOLD;
02820 waiting -= (difference / WAITING_CARGO_CUT_FACTOR);
02821
02822 waiting = min(waiting, MAX_WAITING_CARGO);
02823 waiting_changed = true;
02824 }
02825
02826 if (waiting_changed) ge->cargo.Truncate(waiting);
02827 }
02828 }
02829 }
02830
02831 StationID index = st->index;
02832 if (waiting_changed) {
02833 SetWindowDirty(WC_STATION_VIEW, index);
02834 } else {
02835 SetWindowWidgetDirty(WC_STATION_VIEW, index, SVW_RATINGLIST);
02836 }
02837 }
02838
02839
02840 static void StationHandleSmallTick(BaseStation *st)
02841 {
02842 if ((st->facilities & FACIL_WAYPOINT) != 0 || !st->IsInUse()) return;
02843
02844 byte b = st->delete_ctr + 1;
02845 if (b >= 185) b = 0;
02846 st->delete_ctr = b;
02847
02848 if (b == 0) UpdateStationRating(Station::From(st));
02849 }
02850
02851 void OnTick_Station()
02852 {
02853 if (_game_mode == GM_EDITOR) return;
02854
02855 BaseStation *st;
02856 FOR_ALL_BASE_STATIONS(st) {
02857 StationHandleSmallTick(st);
02858
02859
02860
02861
02862 if ((_tick_counter + st->index) % 250 == 0) {
02863
02864 if (!StationHandleBigTick(st)) continue;
02865 StationAnimationTrigger(st, st->xy, STAT_ANIM_250_TICKS);
02866 }
02867 }
02868 }
02869
02870 void StationMonthlyLoop()
02871 {
02872
02873 }
02874
02875
02876 void ModifyStationRatingAround(TileIndex tile, Owner owner, int amount, uint radius)
02877 {
02878 Station *st;
02879
02880 FOR_ALL_STATIONS(st) {
02881 if (st->owner == owner &&
02882 DistanceManhattan(tile, st->xy) <= radius) {
02883 for (CargoID i = 0; i < NUM_CARGO; i++) {
02884 GoodsEntry *ge = &st->goods[i];
02885
02886 if (ge->acceptance_pickup != 0) {
02887 ge->rating = Clamp(ge->rating + amount, 0, 255);
02888 }
02889 }
02890 }
02891 }
02892 }
02893
02894 static void UpdateStationWaiting(Station *st, CargoID type, uint amount, SourceType source_type, SourceID source_id)
02895 {
02896 st->goods[type].cargo.Append(new CargoPacket(st->index, st->xy, amount, source_type, source_id));
02897 SetBit(st->goods[type].acceptance_pickup, GoodsEntry::PICKUP);
02898
02899 StationAnimationTrigger(st, st->xy, STAT_ANIM_NEW_CARGO, type);
02900
02901 SetWindowDirty(WC_STATION_VIEW, st->index);
02902 st->MarkTilesDirty(true);
02903 }
02904
02905 static bool IsUniqueStationName(const char *name)
02906 {
02907 const Station *st;
02908
02909 FOR_ALL_STATIONS(st) {
02910 if (st->name != NULL && strcmp(st->name, name) == 0) return false;
02911 }
02912
02913 return true;
02914 }
02915
02924 CommandCost CmdRenameStation(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
02925 {
02926 Station *st = Station::GetIfValid(p1);
02927 if (st == NULL || !CheckOwnership(st->owner)) return CMD_ERROR;
02928
02929 bool reset = StrEmpty(text);
02930
02931 if (!reset) {
02932 if (strlen(text) >= MAX_LENGTH_STATION_NAME_BYTES) return CMD_ERROR;
02933 if (!IsUniqueStationName(text)) return_cmd_error(STR_ERROR_NAME_MUST_BE_UNIQUE);
02934 }
02935
02936 if (flags & DC_EXEC) {
02937 free(st->name);
02938 st->name = reset ? NULL : strdup(text);
02939
02940 st->UpdateVirtCoord();
02941 InvalidateWindowData(WC_STATION_LIST, st->owner, 1);
02942 }
02943
02944 return CommandCost();
02945 }
02946
02955 void FindStationsAroundTiles(TileIndex tile, int w_prod, int h_prod, StationList *stations)
02956 {
02957
02958 int max_rad = (_settings_game.station.modified_catchment ? MAX_CATCHMENT : CA_UNMODIFIED);
02959
02960 for (int dy = -max_rad; dy < h_prod + max_rad; dy++) {
02961 for (int dx = -max_rad; dx < w_prod + max_rad; dx++) {
02962 TileIndex cur_tile = TileAddWrap(tile, dx, dy);
02963 if (cur_tile == INVALID_TILE || !IsTileType(cur_tile, MP_STATION)) continue;
02964
02965 Station *st = Station::GetByTile(cur_tile);
02966 if (st == NULL) continue;
02967
02968 if (_settings_game.station.modified_catchment) {
02969 int rad = st->GetCatchmentRadius();
02970 if (dx < -rad || dx >= rad + w_prod || dy < -rad || dy >= rad + h_prod) continue;
02971 }
02972
02973
02974
02975
02976 stations->Include(st);
02977 }
02978 }
02979 }
02980
02985 const StationList *StationFinder::GetStations()
02986 {
02987 if (this->tile != INVALID_TILE) {
02988 FindStationsAroundTiles(this->tile, this->x_extent, this->y_extent, &this->stations);
02989 this->tile = INVALID_TILE;
02990 }
02991 return &this->stations;
02992 }
02993
02994 uint MoveGoodsToStation(CargoID type, uint amount, SourceType source_type, SourceID source_id, const StationList *all_stations)
02995 {
02996
02997 if (amount == 0) return 0;
02998
02999 Station *st1 = NULL;
03000 Station *st2 = NULL;
03001 uint best_rating1 = 0;
03002 uint best_rating2 = 0;
03003
03004 for (Station * const *st_iter = all_stations->Begin(); st_iter != all_stations->End(); ++st_iter) {
03005 Station *st = *st_iter;
03006
03007
03008 if (st->town->exclusive_counter > 0 && st->town->exclusivity != st->owner) continue;
03009
03010 if (st->goods[type].rating == 0) continue;
03011
03012 if (_settings_game.order.selectgoods && st->goods[type].last_speed == 0) continue;
03013
03014 if (IsCargoInClass(type, CC_PASSENGERS)) {
03015 if (st->facilities == FACIL_TRUCK_STOP) continue;
03016 } else {
03017 if (st->facilities == FACIL_BUS_STOP) continue;
03018 }
03019
03020
03021 if (st1 == NULL || st->goods[type].rating >= best_rating1) {
03022 st2 = st1; best_rating2 = best_rating1; st1 = st; best_rating1 = st->goods[type].rating;
03023 } else if (st2 == NULL || st->goods[type].rating >= best_rating2) {
03024 st2 = st; best_rating2 = st->goods[type].rating;
03025 }
03026 }
03027
03028
03029 if (st1 == NULL) return 0;
03030
03031 if (st2 == NULL) {
03032
03033 uint moved = amount * best_rating1 / 256 + 1;
03034 UpdateStationWaiting(st1, type, moved, source_type, source_id);
03035 return moved;
03036 }
03037
03038
03039 assert(st1 != NULL);
03040 assert(st2 != NULL);
03041 assert(best_rating1 != 0 || best_rating2 != 0);
03042
03043
03044 best_rating2 >>= 1;
03045
03046
03047 uint t = (best_rating1 * (amount + 1)) / (best_rating1 + best_rating2);
03048
03049 uint moved = 0;
03050 if (t != 0) {
03051 moved = t * best_rating1 / 256 + 1;
03052 amount -= t;
03053 UpdateStationWaiting(st1, type, moved, source_type, source_id);
03054 }
03055
03056 if (amount != 0) {
03057 amount = amount * best_rating2 / 256 + 1;
03058 moved += amount;
03059 UpdateStationWaiting(st2, type, amount, source_type, source_id);
03060 }
03061
03062 return moved;
03063 }
03064
03065 void BuildOilRig(TileIndex tile)
03066 {
03067 if (!Station::CanAllocateItem()) {
03068 DEBUG(misc, 0, "Can't allocate station for oilrig at 0x%X, reverting to oilrig only", tile);
03069 return;
03070 }
03071
03072 Station *st = new Station(tile);
03073 st->town = ClosestTownFromTile(tile, UINT_MAX);
03074
03075 st->string_id = GenerateStationName(st, tile, STATIONNAMING_OILRIG);
03076
03077 assert(IsTileType(tile, MP_INDUSTRY));
03078 DeleteAnimatedTile(tile);
03079 MakeOilrig(tile, st->index, GetWaterClass(tile));
03080
03081 st->owner = OWNER_NONE;
03082 st->airport_type = AT_OILRIG;
03083 st->airport_tile = tile;
03084 st->dock_tile = tile;
03085 st->facilities = FACIL_AIRPORT | FACIL_DOCK;
03086 st->build_date = _date;
03087
03088 st->rect.BeforeAddTile(tile, StationRect::ADD_FORCE);
03089
03090 for (CargoID j = 0; j < NUM_CARGO; j++) {
03091 st->goods[j].acceptance_pickup = 0;
03092 st->goods[j].days_since_pickup = 255;
03093 st->goods[j].rating = INITIAL_STATION_RATING;
03094 st->goods[j].last_speed = 0;
03095 st->goods[j].last_age = 255;
03096 }
03097
03098 st->UpdateVirtCoord();
03099 UpdateStationAcceptance(st, false);
03100 st->RecomputeIndustriesNear();
03101 }
03102
03103 void DeleteOilRig(TileIndex tile)
03104 {
03105 Station *st = Station::GetByTile(tile);
03106
03107 MakeWaterKeepingClass(tile, OWNER_NONE);
03108 MarkTileDirtyByTile(tile);
03109
03110 st->dock_tile = INVALID_TILE;
03111 st->airport_tile = INVALID_TILE;
03112 st->facilities &= ~(FACIL_AIRPORT | FACIL_DOCK);
03113 st->airport_flags = 0;
03114
03115 st->rect.AfterRemoveTile(st, tile);
03116
03117 st->UpdateVirtCoord();
03118 st->RecomputeIndustriesNear();
03119 if (!st->IsInUse()) delete st;
03120 }
03121
03122 static void ChangeTileOwner_Station(TileIndex tile, Owner old_owner, Owner new_owner)
03123 {
03124 if (IsDriveThroughStopTile(tile)) {
03125 for (RoadType rt = ROADTYPE_ROAD; rt < ROADTYPE_END; rt++) {
03126
03127 if (GetRoadOwner(tile, rt) == old_owner) {
03128 SetRoadOwner(tile, rt, new_owner == INVALID_OWNER ? OWNER_NONE : new_owner);
03129 }
03130 }
03131 }
03132
03133 if (!IsTileOwner(tile, old_owner)) return;
03134
03135 if (new_owner != INVALID_OWNER) {
03136
03137 SetTileOwner(tile, new_owner);
03138 InvalidateWindowClassesData(WC_STATION_LIST, 0);
03139 } else {
03140 if (IsDriveThroughStopTile(tile)) {
03141
03142 DoCommand(tile, 0, (GetStationType(tile) == STATION_TRUCK) ? ROADSTOP_TRUCK : ROADSTOP_BUS, DC_EXEC | DC_BANKRUPT, CMD_REMOVE_ROAD_STOP);
03143 assert(IsTileType(tile, MP_ROAD));
03144
03145 ChangeTileOwner(tile, old_owner, new_owner);
03146 } else {
03147 DoCommand(tile, 0, 0, DC_EXEC | DC_BANKRUPT, CMD_LANDSCAPE_CLEAR);
03148
03149
03150
03151 if ((IsTileType(tile, MP_WATER) || IsBuoyTile(tile)) && IsTileOwner(tile, old_owner)) SetTileOwner(tile, OWNER_NONE);
03152 }
03153 }
03154 }
03155
03164 static bool CanRemoveRoadWithStop(TileIndex tile, DoCommandFlag flags)
03165 {
03166
03167 if (_current_company == OWNER_WATER) return true;
03168
03169 Owner road_owner = _current_company;
03170 Owner tram_owner = _current_company;
03171
03172 RoadTypes rts = GetRoadTypes(tile);
03173 if (HasBit(rts, ROADTYPE_ROAD)) road_owner = GetRoadOwner(tile, ROADTYPE_ROAD);
03174 if (HasBit(rts, ROADTYPE_TRAM)) tram_owner = GetRoadOwner(tile, ROADTYPE_TRAM);
03175
03176 if ((road_owner != OWNER_TOWN && !CheckOwnership(road_owner)) || !CheckOwnership(tram_owner)) return false;
03177
03178 return road_owner != OWNER_TOWN || CheckAllowRemoveRoad(tile, GetAnyRoadBits(tile, ROADTYPE_ROAD), OWNER_TOWN, ROADTYPE_ROAD, flags);
03179 }
03180
03181 CommandCost ClearTile_Station(TileIndex tile, DoCommandFlag flags)
03182 {
03183 if (flags & DC_AUTO) {
03184 switch (GetStationType(tile)) {
03185 default: break;
03186 case STATION_RAIL: return_cmd_error(STR_ERROR_MUST_DEMOLISH_RAILROAD);
03187 case STATION_WAYPOINT: return_cmd_error(STR_ERROR_BUILDING_MUST_BE_DEMOLISHED);
03188 case STATION_AIRPORT: return_cmd_error(STR_ERROR_MUST_DEMOLISH_AIRPORT_FIRST);
03189 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);
03190 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);
03191 case STATION_BUOY: return_cmd_error(STR_ERROR_BUOY_IN_THE_WAY);
03192 case STATION_DOCK: return_cmd_error(STR_ERROR_MUST_DEMOLISH_DOCK_FIRST);
03193 case STATION_OILRIG:
03194 SetDParam(0, STR_INDUSTRY_NAME_OIL_RIG);
03195 return_cmd_error(STR_ERROR_UNMOVABLE_OBJECT_IN_THE_WAY);
03196 }
03197 }
03198
03199 switch (GetStationType(tile)) {
03200 case STATION_RAIL: return RemoveRailStation(tile, flags);
03201 case STATION_WAYPOINT: return RemoveRailWaypoint(tile, flags);
03202 case STATION_AIRPORT: return RemoveAirport(tile, flags);
03203 case STATION_TRUCK:
03204 if (IsDriveThroughStopTile(tile) && !CanRemoveRoadWithStop(tile, flags))
03205 return_cmd_error(STR_ERROR_MUST_DEMOLISH_TRUCK_STATION_FIRST);
03206 return RemoveRoadStop(tile, flags);
03207 case STATION_BUS:
03208 if (IsDriveThroughStopTile(tile) && !CanRemoveRoadWithStop(tile, flags))
03209 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BUS_STATION_FIRST);
03210 return RemoveRoadStop(tile, flags);
03211 case STATION_BUOY: return RemoveBuoy(tile, flags);
03212 case STATION_DOCK: return RemoveDock(tile, flags);
03213 default: break;
03214 }
03215
03216 return CMD_ERROR;
03217 }
03218
03219 static CommandCost TerraformTile_Station(TileIndex tile, DoCommandFlag flags, uint z_new, Slope tileh_new)
03220 {
03221 if (_settings_game.construction.build_on_slopes && AutoslopeEnabled()) {
03222
03223
03224
03225 if (!IsSteepSlope(tileh_new) && (GetTileMaxZ(tile) == z_new + GetSlopeMaxZ(tileh_new))) {
03226 switch (GetStationType(tile)) {
03227 case STATION_WAYPOINT:
03228 case STATION_RAIL: {
03229 DiagDirection direction = AxisToDiagDir(GetRailStationAxis(tile));
03230 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, direction)) break;
03231 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, ReverseDiagDir(direction))) break;
03232 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03233 }
03234
03235 case STATION_AIRPORT:
03236 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03237
03238 case STATION_TRUCK:
03239 case STATION_BUS: {
03240 DiagDirection direction = GetRoadStopDir(tile);
03241 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, direction)) break;
03242 if (IsDriveThroughStopTile(tile)) {
03243 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, ReverseDiagDir(direction))) break;
03244 }
03245 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03246 }
03247
03248 default: break;
03249 }
03250 }
03251 }
03252 return DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
03253 }
03254
03255
03256 extern const TileTypeProcs _tile_type_station_procs = {
03257 DrawTile_Station,
03258 GetSlopeZ_Station,
03259 ClearTile_Station,
03260 NULL,
03261 GetTileDesc_Station,
03262 GetTileTrackStatus_Station,
03263 ClickTile_Station,
03264 AnimateTile_Station,
03265 TileLoop_Station,
03266 ChangeTileOwner_Station,
03267 NULL,
03268 VehicleEnter_Station,
03269 GetFoundation_Station,
03270 TerraformTile_Station,
03271 };