rail_gui.cpp

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00001 /* $Id$ */
00002 
00003 /*
00004  * This file is part of OpenTTD.
00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
00008  */
00009 
00012 #include "stdafx.h"
00013 #include "gui.h"
00014 #include "window_gui.h"
00015 #include "station_gui.h"
00016 #include "terraform_gui.h"
00017 #include "viewport_func.h"
00018 #include "gfx_func.h"
00019 #include "command_func.h"
00020 #include "waypoint_func.h"
00021 #include "newgrf_station.h"
00022 #include "company_base.h"
00023 #include "strings_func.h"
00024 #include "functions.h"
00025 #include "window_func.h"
00026 #include "date_func.h"
00027 #include "sound_func.h"
00028 #include "company_func.h"
00029 #include "widgets/dropdown_type.h"
00030 #include "tunnelbridge.h"
00031 #include "tilehighlight_func.h"
00032 #include "spritecache.h"
00033 
00034 #include "station_map.h"
00035 #include "tunnelbridge_map.h"
00036 
00037 #include "table/sprites.h"
00038 #include "table/strings.h"
00039 
00040 static RailType _cur_railtype;               
00041 static bool _remove_button_clicked;          
00042 static DiagDirection _build_depot_direction; 
00043 static byte _waypoint_count = 1;             
00044 static byte _cur_waypoint_type;              
00045 static bool _convert_signal_button;          
00046 static SignalVariant _cur_signal_variant;    
00047 static SignalType _cur_signal_type;          
00048 
00049 /* Map the setting: default_signal_type to the corresponding signal type */
00050 static const SignalType _default_signal_type[] = {SIGTYPE_NORMAL, SIGTYPE_PBS, SIGTYPE_PBS_ONEWAY};
00051 
00052 struct RailStationGUISettings {
00053   Axis orientation;                 
00054 
00055   bool newstations;                 
00056   StationClassIDByte station_class; 
00057   byte station_type;                
00058   byte station_count;               
00059 };
00060 static RailStationGUISettings _railstation; 
00061 
00062 
00063 static void HandleStationPlacement(TileIndex start, TileIndex end);
00064 static void ShowBuildTrainDepotPicker(Window *parent);
00065 static void ShowBuildWaypointPicker(Window *parent);
00066 static void ShowStationBuilder(Window *parent);
00067 static void ShowSignalBuilder(Window *parent);
00068 
00069 void CcPlaySound1E(bool success, TileIndex tile, uint32 p1, uint32 p2)
00070 {
00071   if (success) SndPlayTileFx(SND_20_SPLAT_2, tile);
00072 }
00073 
00074 static void GenericPlaceRail(TileIndex tile, int cmd)
00075 {
00076   DoCommandP(tile, _cur_railtype, cmd,
00077     _remove_button_clicked ?
00078     CMD_REMOVE_SINGLE_RAIL | CMD_MSG(STR_ERROR_CAN_T_REMOVE_RAILROAD_TRACK) :
00079     CMD_BUILD_SINGLE_RAIL | CMD_MSG(STR_ERROR_CAN_T_BUILD_RAILROAD_TRACK),
00080     CcPlaySound1E
00081   );
00082 }
00083 
00084 static void PlaceRail_N(TileIndex tile)
00085 {
00086   VpStartPlaceSizing(tile, VPM_FIX_VERTICAL | VPM_RAILDIRS, DDSP_PLACE_RAIL);
00087 }
00088 
00089 static void PlaceRail_NE(TileIndex tile)
00090 {
00091   VpStartPlaceSizing(tile, VPM_FIX_Y | VPM_RAILDIRS, DDSP_PLACE_RAIL);
00092 }
00093 
00094 static void PlaceRail_E(TileIndex tile)
00095 {
00096   VpStartPlaceSizing(tile, VPM_FIX_HORIZONTAL | VPM_RAILDIRS, DDSP_PLACE_RAIL);
00097 }
00098 
00099 static void PlaceRail_NW(TileIndex tile)
00100 {
00101   VpStartPlaceSizing(tile, VPM_FIX_X | VPM_RAILDIRS, DDSP_PLACE_RAIL);
00102 }
00103 
00104 static void PlaceRail_AutoRail(TileIndex tile)
00105 {
00106   VpStartPlaceSizing(tile, VPM_RAILDIRS, DDSP_PLACE_RAIL);
00107 }
00108 
00115 static void PlaceExtraDepotRail(TileIndex tile, uint16 extra)
00116 {
00117   if (GetRailTileType(tile) != RAIL_TILE_NORMAL) return;
00118   if ((GetTrackBits(tile) & GB(extra, 8, 8)) == 0) return;
00119 
00120   DoCommandP(tile, _cur_railtype, extra & 0xFF, CMD_BUILD_SINGLE_RAIL);
00121 }
00122 
00124 static const uint16 _place_depot_extra[12] = {
00125   0x0604, 0x2102, 0x1202, 0x0505,  // First additional track for directions 0..3
00126   0x2400, 0x2801, 0x1800, 0x1401,  // Second additional track
00127   0x2203, 0x0904, 0x0A05, 0x1103,  // Third additional track
00128 };
00129 
00130 
00131 void CcRailDepot(bool success, TileIndex tile, uint32 p1, uint32 p2)
00132 {
00133   if (success) {
00134     DiagDirection dir = (DiagDirection)p2;
00135 
00136     SndPlayTileFx(SND_20_SPLAT_2, tile);
00137     if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
00138 
00139     tile += TileOffsByDiagDir(dir);
00140 
00141     if (IsTileType(tile, MP_RAILWAY)) {
00142       PlaceExtraDepotRail(tile, _place_depot_extra[dir]);
00143       PlaceExtraDepotRail(tile, _place_depot_extra[dir + 4]);
00144       PlaceExtraDepotRail(tile, _place_depot_extra[dir + 8]);
00145     }
00146   }
00147 }
00148 
00149 static void PlaceRail_Depot(TileIndex tile)
00150 {
00151   DoCommandP(tile, _cur_railtype, _build_depot_direction,
00152     CMD_BUILD_TRAIN_DEPOT | CMD_MSG(STR_ERROR_CAN_T_BUILD_TRAIN_DEPOT),
00153     CcRailDepot);
00154 }
00155 
00156 static void PlaceRail_Waypoint(TileIndex tile)
00157 {
00158   if (_remove_button_clicked) {
00159     VpStartPlaceSizing(tile, VPM_X_AND_Y, DDSP_REMOVE_STATION);
00160     return;
00161   }
00162 
00163   Axis axis = GetAxisForNewWaypoint(tile);
00164   if (IsValidAxis(axis)) {
00165     /* Valid tile for waypoints */
00166     VpStartPlaceSizing(tile, axis == AXIS_X ? VPM_FIX_X : VPM_FIX_Y, DDSP_BUILD_STATION);
00167   } else {
00168     /* Tile where we can't build rail waypoints. This is always going to fail,
00169      * but provides the user with a proper error message. */
00170     DoCommandP(tile, 1 << 8 | 1 << 16, STAT_CLASS_WAYP | INVALID_STATION << 16, CMD_BUILD_RAIL_WAYPOINT | CMD_MSG(STR_ERROR_CAN_T_BUILD_TRAIN_WAYPOINT));
00171   }
00172 }
00173 
00174 void CcStation(bool success, TileIndex tile, uint32 p1, uint32 p2)
00175 {
00176   if (success) {
00177     SndPlayTileFx(SND_20_SPLAT_2, tile);
00178     /* Only close the station builder window if the default station and non persistent building is chosen. */
00179     if (_railstation.station_class == STAT_CLASS_DFLT && _railstation.station_type == 0 && !_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
00180   }
00181 }
00182 
00183 static void PlaceRail_Station(TileIndex tile)
00184 {
00185   if (_remove_button_clicked) {
00186     VpStartPlaceSizing(tile, VPM_X_AND_Y_LIMITED, DDSP_REMOVE_STATION);
00187     VpSetPlaceSizingLimit(-1);
00188   } else if (_settings_client.gui.station_dragdrop) {
00189     VpStartPlaceSizing(tile, VPM_X_AND_Y_LIMITED, DDSP_BUILD_STATION);
00190     VpSetPlaceSizingLimit(_settings_game.station.station_spread);
00191   } else {
00192     uint32 p1 = _cur_railtype | _railstation.orientation << 4 | _settings_client.gui.station_numtracks << 8 | _settings_client.gui.station_platlength << 16 | _ctrl_pressed << 24;
00193     uint32 p2 = _railstation.station_class | _railstation.station_type << 8 | INVALID_STATION << 16;
00194 
00195     int w = _settings_client.gui.station_numtracks;
00196     int h = _settings_client.gui.station_platlength;
00197     if (!_railstation.orientation) Swap(w, h);
00198 
00199     CommandContainer cmdcont = { tile, p1, p2, CMD_BUILD_RAIL_STATION | CMD_MSG(STR_ERROR_CAN_T_BUILD_RAILROAD_STATION), CcStation, "" };
00200     ShowSelectStationIfNeeded(cmdcont, TileArea(tile, w, h));
00201   }
00202 }
00203 
00209 static void GenericPlaceSignals(TileIndex tile)
00210 {
00211   TrackBits trackbits = TrackStatusToTrackBits(GetTileTrackStatus(tile, TRANSPORT_RAIL, 0));
00212 
00213   if (trackbits & TRACK_BIT_VERT) { // N-S direction
00214     trackbits = (_tile_fract_coords.x <= _tile_fract_coords.y) ? TRACK_BIT_RIGHT : TRACK_BIT_LEFT;
00215   }
00216 
00217   if (trackbits & TRACK_BIT_HORZ) { // E-W direction
00218     trackbits = (_tile_fract_coords.x + _tile_fract_coords.y <= 15) ? TRACK_BIT_UPPER : TRACK_BIT_LOWER;
00219   }
00220 
00221   Track track = FindFirstTrack(trackbits);
00222 
00223   if (_remove_button_clicked) {
00224     DoCommandP(tile, track, 0, CMD_REMOVE_SIGNALS | CMD_MSG(STR_ERROR_CAN_T_REMOVE_SIGNALS_FROM), CcPlaySound1E);
00225   } else {
00226     const Window *w = FindWindowById(WC_BUILD_SIGNAL, 0);
00227 
00228     /* Map the setting cycle_signal_types to the lower and upper allowed signal type. */
00229     static const uint cycle_bounds[] = {SIGTYPE_NORMAL | (SIGTYPE_LAST_NOPBS << 3), SIGTYPE_PBS | (SIGTYPE_LAST << 3), SIGTYPE_NORMAL | (SIGTYPE_LAST << 3)};
00230 
00231     /* various bitstuffed elements for CmdBuildSingleSignal() */
00232     uint32 p1 = track;
00233 
00234     if (w != NULL) {
00235       /* signal GUI is used */
00236       SB(p1, 3, 1, _ctrl_pressed);
00237       SB(p1, 4, 1, _cur_signal_variant);
00238       SB(p1, 5, 3, _cur_signal_type);
00239       SB(p1, 8, 1, _convert_signal_button);
00240       SB(p1, 9, 6, cycle_bounds[_settings_client.gui.cycle_signal_types]);
00241     } else {
00242       SB(p1, 3, 1, _ctrl_pressed);
00243       SB(p1, 4, 1, (_cur_year < _settings_client.gui.semaphore_build_before ? SIG_SEMAPHORE : SIG_ELECTRIC));
00244       SB(p1, 5, 3, _default_signal_type[_settings_client.gui.default_signal_type]);
00245       SB(p1, 8, 1, 0);
00246       SB(p1, 9, 6, cycle_bounds[_settings_client.gui.cycle_signal_types]);
00247     }
00248 
00249     DoCommandP(tile, p1, 0, CMD_BUILD_SIGNALS |
00250       CMD_MSG((w != NULL && _convert_signal_button) ? STR_ERROR_SIGNAL_CAN_T_CONVERT_SIGNALS_HERE : STR_ERROR_CAN_T_BUILD_SIGNALS_HERE),
00251       CcPlaySound1E);
00252   }
00253 }
00254 
00255 static void PlaceRail_Bridge(TileIndex tile)
00256 {
00257   VpStartPlaceSizing(tile, VPM_X_OR_Y, DDSP_BUILD_BRIDGE);
00258 }
00259 
00261 void CcBuildRailTunnel(bool success, TileIndex tile, uint32 p1, uint32 p2)
00262 {
00263   if (success) {
00264     SndPlayTileFx(SND_20_SPLAT_2, tile);
00265     if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
00266   } else {
00267     SetRedErrorSquare(_build_tunnel_endtile);
00268   }
00269 }
00270 
00271 static void PlaceRail_Tunnel(TileIndex tile)
00272 {
00273   DoCommandP(tile, _cur_railtype, 0, CMD_BUILD_TUNNEL | CMD_MSG(STR_ERROR_CAN_T_BUILD_TUNNEL_HERE), CcBuildRailTunnel);
00274 }
00275 
00276 static void PlaceRail_ConvertRail(TileIndex tile)
00277 {
00278   VpStartPlaceSizing(tile, VPM_X_AND_Y, DDSP_CONVERT_RAIL);
00279 }
00280 
00281 static void PlaceRail_AutoSignals(TileIndex tile)
00282 {
00283   VpStartPlaceSizing(tile, VPM_SIGNALDIRS, DDSP_BUILD_SIGNALS);
00284 }
00285 
00286 
00288 enum RailToolbarWidgets {
00289   RTW_CAPTION,
00290   RTW_BUILD_NS,
00291   RTW_BUILD_X,
00292   RTW_BUILD_EW,
00293   RTW_BUILD_Y,
00294   RTW_AUTORAIL,
00295   RTW_DEMOLISH,
00296   RTW_BUILD_DEPOT,
00297   RTW_BUILD_WAYPOINT,
00298   RTW_BUILD_STATION,
00299   RTW_BUILD_SIGNALS,
00300   RTW_BUILD_BRIDGE,
00301   RTW_BUILD_TUNNEL,
00302   RTW_REMOVE,
00303   RTW_CONVERT_RAIL,
00304 };
00305 
00306 
00310 static void ToggleRailButton_Remove(Window *w)
00311 {
00312   DeleteWindowById(WC_SELECT_STATION, 0);
00313   w->ToggleWidgetLoweredState(RTW_REMOVE);
00314   w->SetWidgetDirty(RTW_REMOVE);
00315   _remove_button_clicked = w->IsWidgetLowered(RTW_REMOVE);
00316   SetSelectionRed(_remove_button_clicked);
00317 }
00318 
00323 static bool RailToolbar_CtrlChanged(Window *w)
00324 {
00325   if (w->IsWidgetDisabled(RTW_REMOVE)) return false;
00326 
00327   /* allow ctrl to switch remove mode only for these widgets */
00328   for (uint i = RTW_BUILD_NS; i <= RTW_BUILD_STATION; i++) {
00329     if ((i <= RTW_AUTORAIL || i >= RTW_BUILD_WAYPOINT) && w->IsWidgetLowered(i)) {
00330       ToggleRailButton_Remove(w);
00331       return true;
00332     }
00333   }
00334 
00335   return false;
00336 }
00337 
00338 
00344 static void BuildRailClick_N(Window *w)
00345 {
00346   HandlePlacePushButton(w, RTW_BUILD_NS, GetRailTypeInfo(_cur_railtype)->cursor.rail_ns, HT_LINE | HT_DIR_VL, PlaceRail_N);
00347 }
00348 
00354 static void BuildRailClick_NE(Window *w)
00355 {
00356   HandlePlacePushButton(w, RTW_BUILD_X, GetRailTypeInfo(_cur_railtype)->cursor.rail_swne, HT_LINE | HT_DIR_X, PlaceRail_NE);
00357 }
00358 
00364 static void BuildRailClick_E(Window *w)
00365 {
00366   HandlePlacePushButton(w, RTW_BUILD_EW, GetRailTypeInfo(_cur_railtype)->cursor.rail_ew, HT_LINE | HT_DIR_HL, PlaceRail_E);
00367 }
00368 
00374 static void BuildRailClick_NW(Window *w)
00375 {
00376   HandlePlacePushButton(w, RTW_BUILD_Y, GetRailTypeInfo(_cur_railtype)->cursor.rail_nwse, HT_LINE | HT_DIR_Y, PlaceRail_NW);
00377 }
00378 
00384 static void BuildRailClick_AutoRail(Window *w)
00385 {
00386   HandlePlacePushButton(w, RTW_AUTORAIL, GetRailTypeInfo(_cur_railtype)->cursor.autorail, HT_RAIL, PlaceRail_AutoRail);
00387 }
00388 
00394 static void BuildRailClick_Demolish(Window *w)
00395 {
00396   HandlePlacePushButton(w, RTW_DEMOLISH, ANIMCURSOR_DEMOLISH, HT_RECT, PlaceProc_DemolishArea);
00397 }
00398 
00404 static void BuildRailClick_Depot(Window *w)
00405 {
00406   if (HandlePlacePushButton(w, RTW_BUILD_DEPOT, GetRailTypeInfo(_cur_railtype)->cursor.depot, HT_RECT, PlaceRail_Depot)) {
00407     ShowBuildTrainDepotPicker(w);
00408   }
00409 }
00410 
00417 static void BuildRailClick_Waypoint(Window *w)
00418 {
00419   _waypoint_count = GetNumCustomStations(STAT_CLASS_WAYP);
00420   if (HandlePlacePushButton(w, RTW_BUILD_WAYPOINT, SPR_CURSOR_WAYPOINT, HT_RECT, PlaceRail_Waypoint) &&
00421       _waypoint_count > 1) {
00422     ShowBuildWaypointPicker(w);
00423   }
00424 }
00425 
00431 static void BuildRailClick_Station(Window *w)
00432 {
00433   if (HandlePlacePushButton(w, RTW_BUILD_STATION, SPR_CURSOR_RAIL_STATION, HT_RECT, PlaceRail_Station)) ShowStationBuilder(w);
00434 }
00435 
00442 static void BuildRailClick_AutoSignals(Window *w)
00443 {
00444   if (_settings_client.gui.enable_signal_gui != _ctrl_pressed) {
00445     if (HandlePlacePushButton(w, RTW_BUILD_SIGNALS, ANIMCURSOR_BUILDSIGNALS, HT_RECT, PlaceRail_AutoSignals)) ShowSignalBuilder(w);
00446   } else {
00447     HandlePlacePushButton(w, RTW_BUILD_SIGNALS, ANIMCURSOR_BUILDSIGNALS, HT_RECT, PlaceRail_AutoSignals);
00448   }
00449 }
00450 
00456 static void BuildRailClick_Bridge(Window *w)
00457 {
00458   HandlePlacePushButton(w, RTW_BUILD_BRIDGE, SPR_CURSOR_BRIDGE, HT_RECT, PlaceRail_Bridge);
00459 }
00460 
00466 static void BuildRailClick_Tunnel(Window *w)
00467 {
00468   HandlePlacePushButton(w, RTW_BUILD_TUNNEL, GetRailTypeInfo(_cur_railtype)->cursor.tunnel, HT_SPECIAL, PlaceRail_Tunnel);
00469 }
00470 
00476 static void BuildRailClick_Remove(Window *w)
00477 {
00478   if (w->IsWidgetDisabled(RTW_REMOVE)) return;
00479   ToggleRailButton_Remove(w);
00480   SndPlayFx(SND_15_BEEP);
00481 
00482   /* handle station builder */
00483   if (w->IsWidgetLowered(RTW_BUILD_STATION)) {
00484     if (_remove_button_clicked) {
00485       /* starting drag & drop remove */
00486       if (!_settings_client.gui.station_dragdrop) {
00487         SetTileSelectSize(1, 1);
00488       } else {
00489         VpSetPlaceSizingLimit(-1);
00490       }
00491     } else {
00492       /* starting station build mode */
00493       if (!_settings_client.gui.station_dragdrop) {
00494         int x = _settings_client.gui.station_numtracks;
00495         int y = _settings_client.gui.station_platlength;
00496         if (_railstation.orientation == 0) Swap(x, y);
00497         SetTileSelectSize(x, y);
00498       } else {
00499         VpSetPlaceSizingLimit(_settings_game.station.station_spread);
00500       }
00501     }
00502   }
00503 }
00504 
00511 static void BuildRailClick_Convert(Window *w)
00512 {
00513   HandlePlacePushButton(w, RTW_CONVERT_RAIL, GetRailTypeInfo(_cur_railtype)->cursor.convert, HT_RECT, PlaceRail_ConvertRail);
00514 }
00515 
00516 
00517 static void DoRailroadTrack(int mode)
00518 {
00519   DoCommandP(TileVirtXY(_thd.selstart.x, _thd.selstart.y), TileVirtXY(_thd.selend.x, _thd.selend.y), _cur_railtype | (mode << 4),
00520     _remove_button_clicked ?
00521     CMD_REMOVE_RAILROAD_TRACK | CMD_MSG(STR_ERROR_CAN_T_REMOVE_RAILROAD_TRACK) :
00522     CMD_BUILD_RAILROAD_TRACK  | CMD_MSG(STR_ERROR_CAN_T_BUILD_RAILROAD_TRACK)
00523   );
00524 }
00525 
00526 static void HandleAutodirPlacement()
00527 {
00528   TileHighlightData *thd = &_thd;
00529   int trackstat = thd->drawstyle & 0xF; // 0..5
00530 
00531   if (thd->drawstyle & HT_RAIL) { // one tile case
00532     GenericPlaceRail(TileVirtXY(thd->selend.x, thd->selend.y), trackstat);
00533     return;
00534   }
00535 
00536   DoRailroadTrack(trackstat);
00537 }
00538 
00545 static void HandleAutoSignalPlacement()
00546 {
00547   TileHighlightData *thd = &_thd;
00548   uint32 p2 = GB(thd->drawstyle, 0, 3); // 0..5
00549 
00550   if (thd->drawstyle == HT_RECT) { // one tile case
00551     GenericPlaceSignals(TileVirtXY(thd->selend.x, thd->selend.y));
00552     return;
00553   }
00554 
00555   const Window *w = FindWindowById(WC_BUILD_SIGNAL, 0);
00556 
00557   if (w != NULL) {
00558     /* signal GUI is used */
00559     SB(p2,  3, 1, 0);
00560     SB(p2,  4, 1, _cur_signal_variant);
00561     SB(p2,  6, 1, _ctrl_pressed);
00562     SB(p2,  7, 3, _cur_signal_type);
00563     SB(p2, 24, 8, _settings_client.gui.drag_signals_density);
00564   } else {
00565     SB(p2,  3, 1, 0);
00566     SB(p2,  4, 1, (_cur_year < _settings_client.gui.semaphore_build_before ? SIG_SEMAPHORE : SIG_ELECTRIC));
00567     SB(p2,  6, 1, _ctrl_pressed);
00568     SB(p2,  7, 3, _default_signal_type[_settings_client.gui.default_signal_type]);
00569     SB(p2, 24, 8, _settings_client.gui.drag_signals_density);
00570   }
00571 
00572   /* _settings_client.gui.drag_signals_density is given as a parameter such that each user
00573    * in a network game can specify his/her own signal density */
00574   DoCommandP(
00575     TileVirtXY(thd->selstart.x, thd->selstart.y),
00576     TileVirtXY(thd->selend.x, thd->selend.y),
00577     p2,
00578     _remove_button_clicked ?
00579       CMD_REMOVE_SIGNAL_TRACK | CMD_MSG(STR_ERROR_CAN_T_REMOVE_SIGNALS_FROM) :
00580       CMD_BUILD_SIGNAL_TRACK  | CMD_MSG(STR_ERROR_CAN_T_BUILD_SIGNALS_HERE),
00581     CcPlaySound1E);
00582 }
00583 
00584 
00585 typedef void OnButtonClick(Window *w);
00586 
00588 struct RailBuildingGUIButtonData {
00589   uint16 keycode;            
00590   OnButtonClick *click_proc; 
00591 };
00592 
00597 static const RailBuildingGUIButtonData _rail_build_button_data[] = {
00598   {'1', BuildRailClick_N          },
00599   {'2', BuildRailClick_NE         },
00600   {'3', BuildRailClick_E          },
00601   {'4', BuildRailClick_NW         },
00602   {'5', BuildRailClick_AutoRail   },
00603   {'6', BuildRailClick_Demolish   },
00604   {'7', BuildRailClick_Depot      },
00605   {'8', BuildRailClick_Waypoint   },
00606   {'9', BuildRailClick_Station    },
00607   {'S', BuildRailClick_AutoSignals},
00608   {'B', BuildRailClick_Bridge     },
00609   {'T', BuildRailClick_Tunnel     },
00610   {'R', BuildRailClick_Remove     },
00611   {'C', BuildRailClick_Convert    }
00612 };
00613 
00619 struct BuildRailToolbarWindow : Window {
00620   BuildRailToolbarWindow(const WindowDesc *desc, WindowNumber window_number, RailType railtype) : Window()
00621   {
00622     this->InitNested(desc);
00623     this->SetupRailToolbar(railtype);
00624     this->DisableWidget(RTW_REMOVE);
00625 
00626     if (_settings_client.gui.link_terraform_toolbar) ShowTerraformToolbar(this);
00627   }
00628 
00629   ~BuildRailToolbarWindow()
00630   {
00631     if (_settings_client.gui.link_terraform_toolbar) DeleteWindowById(WC_SCEN_LAND_GEN, 0, false);
00632   }
00633 
00637   void SetupRailToolbar(RailType railtype)
00638   {
00639     const RailtypeInfo *rti = GetRailTypeInfo(railtype);
00640 
00641     assert(railtype < RAILTYPE_END);
00642     this->GetWidget<NWidgetCore>(RTW_CAPTION)->widget_data      = rti->strings.toolbar_caption;
00643     this->GetWidget<NWidgetCore>(RTW_BUILD_NS)->widget_data     = rti->gui_sprites.build_ns_rail;
00644     this->GetWidget<NWidgetCore>(RTW_BUILD_X)->widget_data      = rti->gui_sprites.build_x_rail;
00645     this->GetWidget<NWidgetCore>(RTW_BUILD_EW)->widget_data     = rti->gui_sprites.build_ew_rail;
00646     this->GetWidget<NWidgetCore>(RTW_BUILD_Y)->widget_data      = rti->gui_sprites.build_y_rail;
00647     this->GetWidget<NWidgetCore>(RTW_AUTORAIL)->widget_data     = rti->gui_sprites.auto_rail;
00648     this->GetWidget<NWidgetCore>(RTW_BUILD_DEPOT)->widget_data  = rti->gui_sprites.build_depot;
00649     this->GetWidget<NWidgetCore>(RTW_CONVERT_RAIL)->widget_data = rti->gui_sprites.convert_rail;
00650     this->GetWidget<NWidgetCore>(RTW_BUILD_TUNNEL)->widget_data = rti->gui_sprites.build_tunnel;
00651   }
00652 
00656   void ModifyRailType(RailType railtype)
00657   {
00658     this->SetupRailToolbar(railtype);
00659     this->ReInit();
00660   }
00661 
00662   void UpdateRemoveWidgetStatus(int clicked_widget)
00663   {
00664     switch (clicked_widget) {
00665       case RTW_REMOVE:
00666         /* If it is the removal button that has been clicked, do nothing,
00667          * as it is up to the other buttons to drive removal status */
00668         return;
00669         break;
00670       case RTW_BUILD_NS:
00671       case RTW_BUILD_X:
00672       case RTW_BUILD_EW:
00673       case RTW_BUILD_Y:
00674       case RTW_AUTORAIL:
00675       case RTW_BUILD_WAYPOINT:
00676       case RTW_BUILD_STATION:
00677       case RTW_BUILD_SIGNALS:
00678         /* Removal button is enabled only if the rail/signal/waypoint/station
00679          * button is still lowered.  Once raised, it has to be disabled */
00680         this->SetWidgetDisabledState(RTW_REMOVE, !this->IsWidgetLowered(clicked_widget));
00681         break;
00682 
00683       default:
00684         /* When any other buttons than rail/signal/waypoint/station, raise and
00685          * disable the removal button */
00686         this->DisableWidget(RTW_REMOVE);
00687         this->RaiseWidget(RTW_REMOVE);
00688         break;
00689     }
00690   }
00691 
00692   virtual void OnPaint()
00693   {
00694     this->DrawWidgets();
00695   }
00696 
00697   virtual void OnClick(Point pt, int widget)
00698   {
00699     if (widget >= RTW_BUILD_NS) {
00700       _remove_button_clicked = false;
00701       _rail_build_button_data[widget - RTW_BUILD_NS].click_proc(this);
00702     }
00703     this->UpdateRemoveWidgetStatus(widget);
00704     if (_ctrl_pressed) RailToolbar_CtrlChanged(this);
00705   }
00706 
00707   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
00708   {
00709     EventState state = ES_NOT_HANDLED;
00710     for (uint8 i = 0; i != lengthof(_rail_build_button_data); i++) {
00711       if (keycode == _rail_build_button_data[i].keycode) {
00712         _remove_button_clicked = false;
00713         _rail_build_button_data[i].click_proc(this);
00714         this->UpdateRemoveWidgetStatus(i + RTW_BUILD_NS);
00715         if (_ctrl_pressed) RailToolbar_CtrlChanged(this);
00716         state = ES_HANDLED;
00717         break;
00718       }
00719     }
00720     MarkTileDirtyByTile(TileVirtXY(_thd.pos.x, _thd.pos.y)); // redraw tile selection
00721     return state;
00722   }
00723 
00724   virtual void OnPlaceObject(Point pt, TileIndex tile)
00725   {
00726     _place_proc(tile);
00727   }
00728 
00729   virtual void OnPlaceDrag(ViewportPlaceMethod select_method, ViewportDragDropSelectionProcess select_proc, Point pt)
00730   {
00731     /* no dragging if you have pressed the convert button */
00732     if (FindWindowById(WC_BUILD_SIGNAL, 0) != NULL && _convert_signal_button && this->IsWidgetLowered(RTW_BUILD_SIGNALS)) return;
00733 
00734     VpSelectTilesWithMethod(pt.x, pt.y, select_method);
00735   }
00736 
00737   virtual void OnPlaceMouseUp(ViewportPlaceMethod select_method, ViewportDragDropSelectionProcess select_proc, Point pt, TileIndex start_tile, TileIndex end_tile)
00738   {
00739     if (pt.x != -1) {
00740       switch (select_proc) {
00741         default: NOT_REACHED();
00742         case DDSP_BUILD_BRIDGE:
00743           if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
00744           ShowBuildBridgeWindow(start_tile, end_tile, TRANSPORT_RAIL, _cur_railtype);
00745           break;
00746 
00747         case DDSP_PLACE_RAIL:
00748           HandleAutodirPlacement();
00749           break;
00750 
00751         case DDSP_BUILD_SIGNALS:
00752           HandleAutoSignalPlacement();
00753           break;
00754 
00755         case DDSP_DEMOLISH_AREA:
00756           GUIPlaceProcDragXY(select_proc, start_tile, end_tile);
00757           break;
00758 
00759         case DDSP_CONVERT_RAIL:
00760           DoCommandP(end_tile, start_tile, _cur_railtype, CMD_CONVERT_RAIL | CMD_MSG(STR_ERROR_CAN_T_CONVERT_RAIL), CcPlaySound10);
00761           break;
00762 
00763         case DDSP_REMOVE_STATION:
00764         case DDSP_BUILD_STATION:
00765           if (this->IsWidgetLowered(RTW_BUILD_STATION)) {
00766             /* Station */
00767             if (_remove_button_clicked) {
00768               DoCommandP(end_tile, start_tile, _ctrl_pressed ? 0 : 1, CMD_REMOVE_FROM_RAIL_STATION | CMD_MSG(STR_ERROR_CAN_T_REMOVE_PART_OF_STATION), CcPlaySound1E);
00769             } else {
00770               HandleStationPlacement(start_tile, end_tile);
00771             }
00772           } else {
00773             /* Waypoint */
00774             if (_remove_button_clicked) {
00775               DoCommandP(end_tile, start_tile, _ctrl_pressed ? 0 : 1, CMD_REMOVE_FROM_RAIL_WAYPOINT | CMD_MSG(STR_ERROR_CAN_T_REMOVE_TRAIN_WAYPOINT), CcPlaySound1E);
00776             } else {
00777               TileArea ta(start_tile, end_tile);
00778               uint32 p1 = _cur_railtype | (select_method == VPM_FIX_X ? AXIS_X : AXIS_Y) << 4 | ta.w << 8 | ta.h << 16 | _ctrl_pressed << 24;
00779               uint32 p2 = STAT_CLASS_WAYP | _cur_waypoint_type << 8 | INVALID_STATION << 16;
00780 
00781               CommandContainer cmdcont = { ta.tile, p1, p2, CMD_BUILD_RAIL_WAYPOINT | CMD_MSG(STR_ERROR_CAN_T_BUILD_TRAIN_WAYPOINT), CcPlaySound1E, "" };
00782               ShowSelectWaypointIfNeeded(cmdcont, ta);
00783             }
00784           }
00785           break;
00786       }
00787     }
00788   }
00789 
00790   virtual void OnPlaceObjectAbort()
00791   {
00792     this->RaiseButtons();
00793     this->DisableWidget(RTW_REMOVE);
00794     this->SetWidgetDirty(RTW_REMOVE);
00795 
00796     DeleteWindowById(WC_BUILD_SIGNAL, TRANSPORT_RAIL);
00797     DeleteWindowById(WC_BUILD_STATION, TRANSPORT_RAIL);
00798     DeleteWindowById(WC_BUILD_DEPOT, TRANSPORT_RAIL);
00799     DeleteWindowById(WC_SELECT_STATION, 0);
00800     DeleteWindowByClass(WC_BUILD_BRIDGE);
00801   }
00802 
00803   virtual void OnPlacePresize(Point pt, TileIndex tile)
00804   {
00805     DoCommand(tile, _cur_railtype, 0, DC_AUTO, CMD_BUILD_TUNNEL);
00806     VpSetPresizeRange(tile, _build_tunnel_endtile == 0 ? tile : _build_tunnel_endtile);
00807   }
00808 
00809   virtual EventState OnCTRLStateChange()
00810   {
00811     /* do not toggle Remove button by Ctrl when placing station */
00812     if (!this->IsWidgetLowered(RTW_BUILD_STATION) && !this->IsWidgetLowered(RTW_BUILD_WAYPOINT) && RailToolbar_CtrlChanged(this)) return ES_HANDLED;
00813     return ES_NOT_HANDLED;
00814   }
00815 };
00816 
00817 static const NWidgetPart _nested_build_rail_widgets[] = {
00818   NWidget(NWID_HORIZONTAL),
00819     NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
00820     NWidget(WWT_CAPTION, COLOUR_DARK_GREEN, RTW_CAPTION), SetDataTip(STR_RAIL_TOOLBAR_RAILROAD_CONSTRUCTION_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00821     NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
00822   EndContainer(),
00823   NWidget(NWID_HORIZONTAL),
00824     NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_NS),
00825             SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_RAIL_NS, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_TRACK),
00826     NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_X),
00827             SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_RAIL_NE, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_TRACK),
00828     NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_EW),
00829             SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_RAIL_EW, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_TRACK),
00830     NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_Y),
00831             SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_RAIL_NW, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_TRACK),
00832     NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_AUTORAIL),
00833             SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_AUTORAIL, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_AUTORAIL),
00834 
00835     NWidget(WWT_PANEL, COLOUR_DARK_GREEN), SetMinimalSize(4, 22), SetDataTip(0x0, STR_NULL), EndContainer(),
00836 
00837     NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_DEMOLISH),
00838             SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_DYNAMITE, STR_TOOLTIP_DEMOLISH_BUILDINGS_ETC),
00839     NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_DEPOT),
00840             SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_DEPOT_RAIL, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_TRAIN_DEPOT_FOR_BUILDING),
00841     NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_WAYPOINT),
00842             SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_WAYPOINT, STR_RAIL_TOOLBAR_TOOLTIP_CONVERT_RAIL_TO_WAYPOINT),
00843     NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_STATION),
00844             SetFill(0, 1), SetMinimalSize(42, 22), SetDataTip(SPR_IMG_RAIL_STATION, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_STATION),
00845     NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_SIGNALS),
00846             SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_RAIL_SIGNALS, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_SIGNALS),
00847     NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_BRIDGE),
00848             SetFill(0, 1), SetMinimalSize(42, 22), SetDataTip(SPR_IMG_BRIDGE, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_BRIDGE),
00849     NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_TUNNEL),
00850             SetFill(0, 1), SetMinimalSize(20, 22), SetDataTip(SPR_IMG_TUNNEL_RAIL, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_TUNNEL),
00851     NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_REMOVE),
00852             SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_REMOVE, STR_RAIL_TOOLBAR_TOOLTIP_TOGGLE_BUILD_REMOVE_FOR),
00853     NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_CONVERT_RAIL),
00854             SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_CONVERT_RAIL, STR_RAIL_TOOLBAR_TOOLTIP_CONVERT_RAIL),
00855   EndContainer(),
00856 };
00857 
00858 static const WindowDesc _build_rail_desc(
00859   WDP_ALIGN_TOOLBAR, 0, 0,
00860   WC_BUILD_TOOLBAR, WC_NONE,
00861   WDF_CONSTRUCTION,
00862   _nested_build_rail_widgets, lengthof(_nested_build_rail_widgets)
00863 );
00864 
00865 
00877 void ShowBuildRailToolbar(RailType railtype, int button)
00878 {
00879   if (!Company::IsValidID(_local_company)) return;
00880   if (!ValParamRailtype(railtype)) return;
00881 
00882   BuildRailToolbarWindow *w = (BuildRailToolbarWindow *)FindWindowById(WC_BUILD_TOOLBAR, TRANSPORT_RAIL);
00883 
00884   /* don't recreate the window if we're clicking on a button and the window exists. */
00885   if (button < 0 || w == NULL) {
00886     DeleteWindowByClass(WC_BUILD_TOOLBAR);
00887     _cur_railtype = railtype;
00888     w = new BuildRailToolbarWindow(&_build_rail_desc, TRANSPORT_RAIL, railtype);
00889   }
00890 
00891   _remove_button_clicked = false;
00892   if (w != NULL && button >= 0) {
00893     _rail_build_button_data[button].click_proc(w);
00894     w->UpdateRemoveWidgetStatus(button + RTW_BUILD_NS);
00895   }
00896 }
00897 
00898 /* TODO: For custom stations, respect their allowed platforms/lengths bitmasks!
00899  * --pasky */
00900 
00901 static void HandleStationPlacement(TileIndex start, TileIndex end)
00902 {
00903   TileArea ta(start, end);
00904   uint numtracks = ta.w;
00905   uint platlength = ta.h;
00906 
00907   if (_railstation.orientation == AXIS_X) Swap(numtracks, platlength);
00908 
00909   uint32 p1 = _cur_railtype | _railstation.orientation << 4 | numtracks << 8 | platlength << 16 | _ctrl_pressed << 24;
00910   uint32 p2 = _railstation.station_class | _railstation.station_type << 8 | INVALID_STATION << 16;
00911 
00912   CommandContainer cmdcont = { ta.tile, p1, p2, CMD_BUILD_RAIL_STATION | CMD_MSG(STR_ERROR_CAN_T_BUILD_RAILROAD_STATION), CcStation, "" };
00913   ShowSelectStationIfNeeded(cmdcont, ta);
00914 }
00915 
00917 enum BuildRailStationWidgets {
00918   BRSW_BACKGROUND,
00919 
00920   BRSW_PLATFORM_DIR_X,
00921   BRSW_PLATFORM_DIR_Y,
00922 
00923   BRSW_PLATFORM_NUM_1,
00924   BRSW_PLATFORM_NUM_2,
00925   BRSW_PLATFORM_NUM_3,
00926   BRSW_PLATFORM_NUM_4,
00927   BRSW_PLATFORM_NUM_5,
00928   BRSW_PLATFORM_NUM_6,
00929   BRSW_PLATFORM_NUM_7,
00930 
00931   BRSW_PLATFORM_LEN_1,
00932   BRSW_PLATFORM_LEN_2,
00933   BRSW_PLATFORM_LEN_3,
00934   BRSW_PLATFORM_LEN_4,
00935   BRSW_PLATFORM_LEN_5,
00936   BRSW_PLATFORM_LEN_6,
00937   BRSW_PLATFORM_LEN_7,
00938 
00939   BRSW_PLATFORM_DRAG_N_DROP,
00940 
00941   BRSW_HIGHLIGHT_OFF,
00942   BRSW_HIGHLIGHT_ON,
00943 
00944   BRSW_NEWST_DROPDOWN,
00945   BRSW_NEWST_LIST,
00946   BRSW_NEWST_SCROLL,
00947 
00948   BRSW_PLATFORM_NUM_BEGIN = BRSW_PLATFORM_NUM_1 - 1,
00949   BRSW_PLATFORM_LEN_BEGIN = BRSW_PLATFORM_LEN_1 - 1,
00950 };
00951 
00952 struct BuildRailStationWindow : public PickerWindowBase {
00953 private:
00954   uint line_height; 
00955 
00961   void CheckSelectedSize(const StationSpec *statspec)
00962   {
00963     if (statspec == NULL || _settings_client.gui.station_dragdrop) return;
00964 
00965     /* If current number of tracks is not allowed, make it as big as possible (which is always less than currently selected) */
00966     if (HasBit(statspec->disallowed_platforms, _settings_client.gui.station_numtracks - 1)) {
00967       this->RaiseWidget(_settings_client.gui.station_numtracks + BRSW_PLATFORM_NUM_BEGIN);
00968       _settings_client.gui.station_numtracks = 1;
00969       while (HasBit(statspec->disallowed_platforms, _settings_client.gui.station_numtracks - 1)) {
00970         _settings_client.gui.station_numtracks++;
00971       }
00972       this->LowerWidget(_settings_client.gui.station_numtracks + BRSW_PLATFORM_NUM_BEGIN);
00973     }
00974 
00975     if (HasBit(statspec->disallowed_lengths, _settings_client.gui.station_platlength - 1)) {
00976       this->RaiseWidget(_settings_client.gui.station_platlength + BRSW_PLATFORM_LEN_BEGIN);
00977       _settings_client.gui.station_platlength = 1;
00978       while (HasBit(statspec->disallowed_lengths, _settings_client.gui.station_platlength - 1)) {
00979         _settings_client.gui.station_platlength++;
00980       }
00981       this->LowerWidget(_settings_client.gui.station_platlength + BRSW_PLATFORM_LEN_BEGIN);
00982     }
00983   }
00984 
00986   static DropDownList *BuildStationClassDropDown()
00987   {
00988     DropDownList *list = new DropDownList();
00989 
00990     for (uint i = 0; i < GetNumStationClasses(); i++) {
00991       if (i == STAT_CLASS_WAYP) continue;
00992       list->push_back(new DropDownListStringItem(GetStationClassName((StationClassID)i), i, false));
00993     }
00994 
00995     return list;
00996   }
00997 
00998 public:
00999   BuildRailStationWindow(const WindowDesc *desc, Window *parent, bool newstation) : PickerWindowBase(parent)
01000   {
01001     this->InitNested(desc, TRANSPORT_RAIL);
01002 
01003     this->LowerWidget(_railstation.orientation + BRSW_PLATFORM_DIR_X);
01004     if (_settings_client.gui.station_dragdrop) {
01005       this->LowerWidget(BRSW_PLATFORM_DRAG_N_DROP);
01006     } else {
01007       this->LowerWidget(_settings_client.gui.station_numtracks + BRSW_PLATFORM_NUM_BEGIN);
01008       this->LowerWidget(_settings_client.gui.station_platlength + BRSW_PLATFORM_LEN_BEGIN);
01009     }
01010     this->SetWidgetLoweredState(BRSW_HIGHLIGHT_OFF, !_settings_client.gui.station_show_coverage);
01011     this->SetWidgetLoweredState(BRSW_HIGHLIGHT_ON, _settings_client.gui.station_show_coverage);
01012 
01013     _railstation.newstations = newstation;
01014 
01015     if (newstation) {
01016       _railstation.station_count = GetNumCustomStations(_railstation.station_class);
01017 
01018       this->vscroll.SetCount(_railstation.station_count);
01019       this->vscroll.SetCapacity(GB(this->GetWidget<NWidgetCore>(BRSW_NEWST_LIST)->widget_data, MAT_ROW_START, MAT_ROW_BITS));
01020       this->vscroll.SetPosition(Clamp(_railstation.station_type - 2, 0, max(this->vscroll.GetCount() - this->vscroll.GetCapacity(), 0)));
01021     } else {
01022       /* New stations are not available, so ensure the default station
01023        * type is 'selected'. */
01024       _railstation.station_class = STAT_CLASS_DFLT;
01025       _railstation.station_type = 0;
01026     }
01027   }
01028 
01029   virtual ~BuildRailStationWindow()
01030   {
01031     DeleteWindowById(WC_SELECT_STATION, 0);
01032   }
01033 
01034   virtual void OnPaint()
01035   {
01036     bool newstations = _railstation.newstations;
01037     const StationSpec *statspec = newstations ? GetCustomStationSpec(_railstation.station_class, _railstation.station_type) : NULL;
01038 
01039     if (_settings_client.gui.station_dragdrop) {
01040       SetTileSelectSize(1, 1);
01041     } else {
01042       int x = _settings_client.gui.station_numtracks;
01043       int y = _settings_client.gui.station_platlength;
01044       if (_railstation.orientation == AXIS_X) Swap(x, y);
01045       if (!_remove_button_clicked)
01046         SetTileSelectSize(x, y);
01047     }
01048 
01049     int rad = (_settings_game.station.modified_catchment) ? CA_TRAIN : CA_UNMODIFIED;
01050 
01051     if (_settings_client.gui.station_show_coverage)
01052       SetTileSelectBigSize(-rad, -rad, 2 * rad, 2 * rad);
01053 
01054     for (uint bits = 0; bits < 7; bits++) {
01055       bool disable = bits >= _settings_game.station.station_spread;
01056       if (statspec == NULL) {
01057         this->SetWidgetDisabledState(bits + BRSW_PLATFORM_NUM_1, disable);
01058         this->SetWidgetDisabledState(bits + BRSW_PLATFORM_LEN_1, disable);
01059       } else {
01060         this->SetWidgetDisabledState(bits + BRSW_PLATFORM_NUM_1, HasBit(statspec->disallowed_platforms, bits) || disable);
01061         this->SetWidgetDisabledState(bits + BRSW_PLATFORM_LEN_1, HasBit(statspec->disallowed_lengths,   bits) || disable);
01062       }
01063     }
01064 
01065     this->DrawWidgets();
01066 
01067     /* 'Accepts' and 'Supplies' texts. */
01068     int top = this->GetWidget<NWidgetBase>(BRSW_HIGHLIGHT_ON)->pos_y + this->GetWidget<NWidgetBase>(BRSW_HIGHLIGHT_ON)->current_y + WD_PAR_VSEP_NORMAL;
01069     NWidgetBase *back_nwi = this->GetWidget<NWidgetBase>(BRSW_BACKGROUND);
01070     int right = back_nwi->pos_x +  back_nwi->current_x;
01071     int bottom = back_nwi->pos_y +  back_nwi->current_y;
01072     top = DrawStationCoverageAreaText(back_nwi->pos_x + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, top, SCT_ALL, rad, false) + WD_PAR_VSEP_NORMAL;
01073     top = DrawStationCoverageAreaText(back_nwi->pos_x + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, top, SCT_ALL, rad, true) + WD_PAR_VSEP_NORMAL;
01074     /* Resize background if the text is not equally long as the window. */
01075     if (top > bottom || (top < bottom && back_nwi->current_y > back_nwi->smallest_y)) {
01076       ResizeWindow(this, 0, top - bottom);
01077     }
01078   }
01079 
01080   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01081   {
01082     switch (widget) {
01083       case BRSW_NEWST_DROPDOWN: {
01084         Dimension d = {0, 0};
01085         for (uint i = 0; i < GetNumStationClasses(); i++) {
01086           if (i == STAT_CLASS_WAYP) continue;
01087           SetDParam(0, GetStationClassName((StationClassID)i));
01088           d = maxdim(d, GetStringBoundingBox(STR_BLACK_STRING));
01089         }
01090         d.width += padding.width;
01091         d.height += padding.height;
01092         *size = maxdim(*size, d);
01093         break;
01094       }
01095       case BRSW_NEWST_LIST: {
01096         Dimension d = GetStringBoundingBox(STR_STATION_CLASS_DFLT);
01097         for (StationClassID statclass = STAT_CLASS_BEGIN; statclass < (StationClassID)GetNumStationClasses(); statclass++) {
01098           if (statclass == STAT_CLASS_WAYP) continue;
01099           for (uint16 j = 0; j < GetNumCustomStations(statclass); j++) {
01100             const StationSpec *statspec = GetCustomStationSpec(statclass, j);
01101             if (statspec != NULL && statspec->name != 0) d = maxdim(d, GetStringBoundingBox(statspec->name));
01102           }
01103         }
01104         size->width = max(size->width, d.width + padding.width);
01105 
01106         this->line_height = FONT_HEIGHT_NORMAL + WD_MATRIX_TOP + WD_MATRIX_BOTTOM;
01107         size->height = GB(this->GetWidget<NWidgetCore>(widget)->widget_data, MAT_ROW_START, MAT_ROW_BITS) * this->line_height;
01108         break;
01109       }
01110     }
01111   }
01112 
01113   virtual void DrawWidget(const Rect &r, int widget) const
01114   {
01115     DrawPixelInfo tmp_dpi;
01116 
01117     switch (widget) {
01118       case BRSW_PLATFORM_DIR_X:
01119         /* Set up a clipping area for the '/' station preview */
01120         if (FillDrawPixelInfo(&tmp_dpi, r.left, r.top, r.right - r.left + 1, r.bottom - r.top + 1)) {
01121           DrawPixelInfo *old_dpi = _cur_dpi;
01122           _cur_dpi = &tmp_dpi;
01123           if (!DrawStationTile(32, 16, _cur_railtype, AXIS_X, _railstation.station_class, _railstation.station_type)) {
01124             StationPickerDrawSprite(32, 16, STATION_RAIL, _cur_railtype, INVALID_ROADTYPE, 2);
01125           }
01126           _cur_dpi = old_dpi;
01127         }
01128         break;
01129 
01130       case BRSW_PLATFORM_DIR_Y:
01131         /* Set up a clipping area for the '\' station preview */
01132         if (FillDrawPixelInfo(&tmp_dpi, r.left, r.top, r.right - r.left + 1, r.bottom - r.top + 1)) {
01133           DrawPixelInfo *old_dpi = _cur_dpi;
01134           _cur_dpi = &tmp_dpi;
01135           if (!DrawStationTile(32, 16, _cur_railtype, AXIS_Y, _railstation.station_class, _railstation.station_type)) {
01136             StationPickerDrawSprite(32, 16, STATION_RAIL, _cur_railtype, INVALID_ROADTYPE, 3);
01137           }
01138           _cur_dpi = old_dpi;
01139         }
01140         break;
01141 
01142       case BRSW_NEWST_LIST: {
01143         uint y = r.top;
01144         for (uint16 i = this->vscroll.GetPosition(); i < _railstation.station_count && this->vscroll.IsVisible(i); i++) {
01145           const StationSpec *statspec = GetCustomStationSpec(_railstation.station_class, i);
01146 
01147           StringID str = STR_STATION_CLASS_DFLT;
01148           if (statspec != NULL && statspec->name != 0) {
01149             if (HasBit(statspec->callback_mask, CBM_STATION_AVAIL) && GB(GetStationCallback(CBID_STATION_AVAILABILITY, 0, 0, statspec, NULL, INVALID_TILE), 0, 8) == 0) {
01150               GfxFillRect(r.left + 1, y + 1, r.right - 1, y + this->line_height - 2, 0, FILLRECT_CHECKER);
01151             }
01152             str = statspec->name;
01153           }
01154           DrawString(r.left + WD_MATRIX_LEFT, r.right - WD_MATRIX_RIGHT, y + WD_MATRIX_TOP, str, i == _railstation.station_type ? TC_WHITE : TC_BLACK);
01155 
01156           y += this->line_height;
01157         }
01158         break;
01159       }
01160     }
01161   }
01162 
01163   virtual void SetStringParameters(int widget) const
01164   {
01165     if (widget == BRSW_NEWST_DROPDOWN) SetDParam(0, GetStationClassName(_railstation.station_class));
01166   }
01167 
01168   virtual void OnClick(Point pt, int widget)
01169   {
01170     switch (widget) {
01171       case BRSW_PLATFORM_DIR_X:
01172       case BRSW_PLATFORM_DIR_Y:
01173         this->RaiseWidget(_railstation.orientation + BRSW_PLATFORM_DIR_X);
01174         _railstation.orientation = (Axis)(widget - BRSW_PLATFORM_DIR_X);
01175         this->LowerWidget(_railstation.orientation + BRSW_PLATFORM_DIR_X);
01176         SndPlayFx(SND_15_BEEP);
01177         this->SetDirty();
01178         DeleteWindowById(WC_SELECT_STATION, 0);
01179         break;
01180 
01181       case BRSW_PLATFORM_NUM_1:
01182       case BRSW_PLATFORM_NUM_2:
01183       case BRSW_PLATFORM_NUM_3:
01184       case BRSW_PLATFORM_NUM_4:
01185       case BRSW_PLATFORM_NUM_5:
01186       case BRSW_PLATFORM_NUM_6:
01187       case BRSW_PLATFORM_NUM_7: {
01188         this->RaiseWidget(_settings_client.gui.station_numtracks + BRSW_PLATFORM_NUM_BEGIN);
01189         this->RaiseWidget(BRSW_PLATFORM_DRAG_N_DROP);
01190 
01191         _settings_client.gui.station_numtracks = widget - BRSW_PLATFORM_NUM_BEGIN;
01192         _settings_client.gui.station_dragdrop = false;
01193 
01194         _settings_client.gui.station_dragdrop = false;
01195 
01196         const StationSpec *statspec = _railstation.newstations ? GetCustomStationSpec(_railstation.station_class, _railstation.station_type) : NULL;
01197         if (statspec != NULL && HasBit(statspec->disallowed_lengths, _settings_client.gui.station_platlength - 1)) {
01198           /* The previously selected number of platforms in invalid */
01199           for (uint i = 0; i < 7; i++) {
01200             if (!HasBit(statspec->disallowed_lengths, i)) {
01201               this->RaiseWidget(_settings_client.gui.station_platlength + BRSW_PLATFORM_LEN_BEGIN);
01202               _settings_client.gui.station_platlength = i + 1;
01203               break;
01204             }
01205           }
01206         }
01207 
01208         this->LowerWidget(_settings_client.gui.station_numtracks + BRSW_PLATFORM_NUM_BEGIN);
01209         this->LowerWidget(_settings_client.gui.station_platlength + BRSW_PLATFORM_LEN_BEGIN);
01210         SndPlayFx(SND_15_BEEP);
01211         this->SetDirty();
01212         DeleteWindowById(WC_SELECT_STATION, 0);
01213         break;
01214       }
01215 
01216       case BRSW_PLATFORM_LEN_1:
01217       case BRSW_PLATFORM_LEN_2:
01218       case BRSW_PLATFORM_LEN_3:
01219       case BRSW_PLATFORM_LEN_4:
01220       case BRSW_PLATFORM_LEN_5:
01221       case BRSW_PLATFORM_LEN_6:
01222       case BRSW_PLATFORM_LEN_7: {
01223         this->RaiseWidget(_settings_client.gui.station_platlength + BRSW_PLATFORM_LEN_BEGIN);
01224         this->RaiseWidget(BRSW_PLATFORM_DRAG_N_DROP);
01225 
01226         _settings_client.gui.station_platlength = widget - BRSW_PLATFORM_LEN_BEGIN;
01227         _settings_client.gui.station_dragdrop = false;
01228 
01229         _settings_client.gui.station_dragdrop = false;
01230 
01231         const StationSpec *statspec = _railstation.newstations ? GetCustomStationSpec(_railstation.station_class, _railstation.station_type) : NULL;
01232         if (statspec != NULL && HasBit(statspec->disallowed_platforms, _settings_client.gui.station_numtracks - 1)) {
01233           /* The previously selected number of tracks in invalid */
01234           for (uint i = 0; i < 7; i++) {
01235             if (!HasBit(statspec->disallowed_platforms, i)) {
01236               this->RaiseWidget(_settings_client.gui.station_numtracks + BRSW_PLATFORM_NUM_BEGIN);
01237               _settings_client.gui.station_numtracks = i + 1;
01238               break;
01239             }
01240           }
01241         }
01242 
01243         this->LowerWidget(_settings_client.gui.station_numtracks + BRSW_PLATFORM_NUM_BEGIN);
01244         this->LowerWidget(_settings_client.gui.station_platlength + BRSW_PLATFORM_LEN_BEGIN);
01245         SndPlayFx(SND_15_BEEP);
01246         this->SetDirty();
01247         DeleteWindowById(WC_SELECT_STATION, 0);
01248         break;
01249       }
01250 
01251       case BRSW_PLATFORM_DRAG_N_DROP: {
01252         _settings_client.gui.station_dragdrop ^= true;
01253 
01254         this->ToggleWidgetLoweredState(BRSW_PLATFORM_DRAG_N_DROP);
01255 
01256         /* get the first allowed length/number of platforms */
01257         const StationSpec *statspec = _railstation.newstations ? GetCustomStationSpec(_railstation.station_class, _railstation.station_type) : NULL;
01258         if (statspec != NULL && HasBit(statspec->disallowed_lengths, _settings_client.gui.station_platlength - 1)) {
01259           for (uint i = 0; i < 7; i++) {
01260             if (!HasBit(statspec->disallowed_lengths, i)) {
01261               this->RaiseWidget(_settings_client.gui.station_platlength + BRSW_PLATFORM_LEN_BEGIN);
01262               _settings_client.gui.station_platlength = i + 1;
01263               break;
01264             }
01265           }
01266         }
01267         if (statspec != NULL && HasBit(statspec->disallowed_platforms, _settings_client.gui.station_numtracks - 1)) {
01268           for (uint i = 0; i < 7; i++) {
01269             if (!HasBit(statspec->disallowed_platforms, i)) {
01270               this->RaiseWidget(_settings_client.gui.station_numtracks + BRSW_PLATFORM_NUM_BEGIN);
01271               _settings_client.gui.station_numtracks = i + 1;
01272               break;
01273             }
01274           }
01275         }
01276 
01277         this->SetWidgetLoweredState(_settings_client.gui.station_numtracks + BRSW_PLATFORM_NUM_BEGIN, !_settings_client.gui.station_dragdrop);
01278         this->SetWidgetLoweredState(_settings_client.gui.station_platlength + BRSW_PLATFORM_LEN_BEGIN, !_settings_client.gui.station_dragdrop);
01279         SndPlayFx(SND_15_BEEP);
01280         this->SetDirty();
01281         DeleteWindowById(WC_SELECT_STATION, 0);
01282       } break;
01283 
01284       case BRSW_HIGHLIGHT_OFF:
01285       case BRSW_HIGHLIGHT_ON:
01286         _settings_client.gui.station_show_coverage = (widget != BRSW_HIGHLIGHT_OFF);
01287 
01288         this->SetWidgetLoweredState(BRSW_HIGHLIGHT_OFF, !_settings_client.gui.station_show_coverage);
01289         this->SetWidgetLoweredState(BRSW_HIGHLIGHT_ON, _settings_client.gui.station_show_coverage);
01290         SndPlayFx(SND_15_BEEP);
01291         this->SetDirty();
01292         break;
01293 
01294       case BRSW_NEWST_DROPDOWN:
01295         ShowDropDownList(this, BuildStationClassDropDown(), _railstation.station_class, BRSW_NEWST_DROPDOWN);
01296         break;
01297 
01298       case BRSW_NEWST_LIST: {
01299         const StationSpec *statspec;
01300         int y = (pt.y - this->GetWidget<NWidgetBase>(BRSW_NEWST_LIST)->pos_y) / this->line_height;
01301 
01302         if (y >= this->vscroll.GetCapacity()) return;
01303         y += this->vscroll.GetPosition();
01304         if (y >= _railstation.station_count) return;
01305 
01306         /* Check station availability callback */
01307         statspec = GetCustomStationSpec(_railstation.station_class, y);
01308         if (statspec != NULL &&
01309           HasBit(statspec->callback_mask, CBM_STATION_AVAIL) &&
01310           GB(GetStationCallback(CBID_STATION_AVAILABILITY, 0, 0, statspec, NULL, INVALID_TILE), 0, 8) == 0) return;
01311 
01312         _railstation.station_type = y;
01313 
01314         this->CheckSelectedSize(statspec);
01315 
01316         SndPlayFx(SND_15_BEEP);
01317         this->SetDirty();
01318         DeleteWindowById(WC_SELECT_STATION, 0);
01319         break;
01320       }
01321     }
01322   }
01323 
01324   virtual void OnDropdownSelect(int widget, int index)
01325   {
01326     if (_railstation.station_class != index) {
01327       _railstation.station_class = (StationClassID)index;
01328       _railstation.station_type  = 0;
01329       _railstation.station_count = GetNumCustomStations(_railstation.station_class);
01330 
01331       this->CheckSelectedSize(GetCustomStationSpec(_railstation.station_class, _railstation.station_type));
01332 
01333       this->vscroll.SetCount(_railstation.station_count);
01334       this->vscroll.SetPosition(_railstation.station_type);
01335     }
01336 
01337     SndPlayFx(SND_15_BEEP);
01338     this->SetDirty();
01339     DeleteWindowById(WC_SELECT_STATION, 0);
01340   }
01341 
01342   virtual void OnTick()
01343   {
01344     CheckRedrawStationCoverage(this);
01345   }
01346 };
01347 
01348 static const NWidgetPart _nested_station_builder_widgets[] = {
01349   NWidget(NWID_HORIZONTAL),
01350     NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
01351     NWidget(WWT_CAPTION, COLOUR_DARK_GREEN), SetDataTip(STR_STATION_BUILD_RAIL_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01352   EndContainer(),
01353   NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BRSW_BACKGROUND),
01354     NWidget(WWT_LABEL, COLOUR_DARK_GREEN), SetMinimalSize(144, 11), SetDataTip(STR_STATION_BUILD_ORIENTATION, STR_NULL), SetPadding(1, 2, 0, 2),
01355     NWidget(NWID_HORIZONTAL),
01356       NWidget(NWID_SPACER), SetMinimalSize(7, 0), SetFill(1, 0),
01357       NWidget(WWT_PANEL, COLOUR_GREY, BRSW_PLATFORM_DIR_X), SetMinimalSize(66, 48), SetFill(0, 0), SetDataTip(0x0, STR_STATION_BUILD_RAILROAD_ORIENTATION_TOOLTIP), EndContainer(),
01358       NWidget(NWID_SPACER), SetMinimalSize(2, 0), SetFill(1, 0),
01359       NWidget(WWT_PANEL, COLOUR_GREY, BRSW_PLATFORM_DIR_Y), SetMinimalSize(66, 48), SetFill(0, 0), SetDataTip(0x0, STR_STATION_BUILD_RAILROAD_ORIENTATION_TOOLTIP), EndContainer(),
01360       NWidget(NWID_SPACER), SetMinimalSize(7, 0), SetFill(1, 0),
01361     EndContainer(),
01362     NWidget(WWT_LABEL, COLOUR_DARK_GREEN), SetMinimalSize(144, 11), SetDataTip(STR_STATION_BUILD_NUMBER_OF_TRACKS, STR_NULL), SetPadding(2, 2, 0, 2),
01363     NWidget(NWID_HORIZONTAL),
01364       NWidget(NWID_SPACER), SetFill(1, 0),
01365       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_NUM_1), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_1, STR_STATION_BUILD_NUMBER_OF_TRACKS_TOOLTIP),
01366       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_NUM_2), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_2, STR_STATION_BUILD_NUMBER_OF_TRACKS_TOOLTIP),
01367       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_NUM_3), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_3, STR_STATION_BUILD_NUMBER_OF_TRACKS_TOOLTIP),
01368       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_NUM_4), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_4, STR_STATION_BUILD_NUMBER_OF_TRACKS_TOOLTIP),
01369       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_NUM_5), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_5, STR_STATION_BUILD_NUMBER_OF_TRACKS_TOOLTIP),
01370       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_NUM_6), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_6, STR_STATION_BUILD_NUMBER_OF_TRACKS_TOOLTIP),
01371       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_NUM_7), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_7, STR_STATION_BUILD_NUMBER_OF_TRACKS_TOOLTIP),
01372       NWidget(NWID_SPACER), SetFill(1, 0),
01373     EndContainer(),
01374     NWidget(WWT_LABEL, COLOUR_DARK_GREEN), SetMinimalSize(144, 11), SetDataTip(STR_STATION_BUILD_PLATFORM_LENGTH, STR_NULL), SetPadding(2, 2, 0, 2),
01375     NWidget(NWID_HORIZONTAL),
01376       NWidget(NWID_SPACER), SetFill(1, 0),
01377       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_LEN_1), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_1, STR_STATION_BUILD_PLATFORM_LENGTH_TOOLTIP),
01378       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_LEN_2), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_2, STR_STATION_BUILD_PLATFORM_LENGTH_TOOLTIP),
01379       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_LEN_3), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_3, STR_STATION_BUILD_PLATFORM_LENGTH_TOOLTIP),
01380       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_LEN_4), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_4, STR_STATION_BUILD_PLATFORM_LENGTH_TOOLTIP),
01381       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_LEN_5), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_5, STR_STATION_BUILD_PLATFORM_LENGTH_TOOLTIP),
01382       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_LEN_6), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_6, STR_STATION_BUILD_PLATFORM_LENGTH_TOOLTIP),
01383       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_LEN_7), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_7, STR_STATION_BUILD_PLATFORM_LENGTH_TOOLTIP),
01384       NWidget(NWID_SPACER), SetFill(1, 0),
01385     EndContainer(),
01386     NWidget(NWID_SPACER), SetMinimalSize(0, 2),
01387     NWidget(NWID_HORIZONTAL),
01388       NWidget(NWID_SPACER), SetMinimalSize(2, 0), SetFill(1, 0),
01389       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_DRAG_N_DROP), SetMinimalSize(75, 12), SetDataTip(STR_STATION_BUILD_DRAG_DROP, STR_STATION_BUILD_DRAG_DROP_TOOLTIP),
01390       NWidget(NWID_SPACER), SetMinimalSize(2, 0), SetFill(1, 0),
01391     EndContainer(),
01392     NWidget(WWT_LABEL, COLOUR_DARK_GREEN), SetMinimalSize(144, 11), SetDataTip(STR_STATION_BUILD_COVERAGE_AREA_TITLE, STR_NULL), SetPadding(3, 2, 0, 2),
01393     NWidget(NWID_HORIZONTAL),
01394       NWidget(NWID_SPACER), SetMinimalSize(2, 0), SetFill(1, 0),
01395       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_HIGHLIGHT_OFF), SetMinimalSize(60, 12),
01396                     SetDataTip(STR_STATION_BUILD_COVERAGE_OFF, STR_STATION_BUILD_COVERAGE_AREA_OFF_TOOLTIP),
01397       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_HIGHLIGHT_ON), SetMinimalSize(60, 12),
01398                     SetDataTip(STR_STATION_BUILD_COVERAGE_ON, STR_STATION_BUILD_COVERAGE_AREA_ON_TOOLTIP),
01399       NWidget(NWID_SPACER), SetMinimalSize(2, 0), SetFill(1, 0),
01400     EndContainer(),
01401     NWidget(NWID_SPACER), SetMinimalSize(0, 20), SetResize(0, 1),
01402   EndContainer(),
01403 };
01404 
01405 static const NWidgetPart _nested_newstation_builder_widgets[] = {
01406   NWidget(NWID_HORIZONTAL),
01407     NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
01408     NWidget(WWT_CAPTION, COLOUR_DARK_GREEN), SetDataTip(STR_STATION_BUILD_RAIL_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01409   EndContainer(),
01410   NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BRSW_BACKGROUND),
01411     /* begin newstations gui additions. */
01412     NWidget(WWT_DROPDOWN, COLOUR_GREY, BRSW_NEWST_DROPDOWN), SetMinimalSize(134, 12), SetFill(1, 0), SetPadding(3, 7, 3, 7), SetDataTip(STR_BLACK_STRING, STR_STATION_BUILD_STATION_CLASS_TOOLTIP),
01413     NWidget(NWID_HORIZONTAL), SetPIP(7, 0, 7),
01414       NWidget(WWT_MATRIX, COLOUR_GREY, BRSW_NEWST_LIST), SetMinimalSize(122, 71), SetFill(1, 0), SetDataTip(0x501, STR_STATION_BUILD_STATION_TYPE_TOOLTIP),
01415       NWidget(WWT_SCROLLBAR, COLOUR_GREY, BRSW_NEWST_SCROLL),
01416     EndContainer(),
01417     NWidget(NWID_SPACER), SetMinimalSize(0, 1),
01418     /* end newstations gui additions. */
01419     NWidget(WWT_LABEL, COLOUR_DARK_GREEN), SetMinimalSize(144, 11), SetDataTip(STR_STATION_BUILD_ORIENTATION, STR_NULL), SetPadding(1, 2, 0, 2),
01420     NWidget(NWID_HORIZONTAL),
01421       NWidget(NWID_SPACER), SetMinimalSize(7, 0), SetFill(1, 0),
01422       NWidget(WWT_PANEL, COLOUR_GREY, BRSW_PLATFORM_DIR_X), SetMinimalSize(66, 48), SetFill(0, 0), SetDataTip(0x0, STR_STATION_BUILD_RAILROAD_ORIENTATION_TOOLTIP), EndContainer(),
01423       NWidget(NWID_SPACER), SetMinimalSize(2, 0), SetFill(1, 0),
01424       NWidget(WWT_PANEL, COLOUR_GREY, BRSW_PLATFORM_DIR_Y), SetMinimalSize(66, 48), SetFill(0, 0), SetDataTip(0x0, STR_STATION_BUILD_RAILROAD_ORIENTATION_TOOLTIP), EndContainer(),
01425       NWidget(NWID_SPACER), SetMinimalSize(7, 0), SetFill(1, 0),
01426     EndContainer(),
01427     NWidget(WWT_LABEL, COLOUR_DARK_GREEN), SetMinimalSize(144, 11), SetDataTip(STR_STATION_BUILD_NUMBER_OF_TRACKS, STR_NULL), SetPadding(2, 2, 0, 2),
01428     NWidget(NWID_HORIZONTAL),
01429       NWidget(NWID_SPACER), SetFill(1, 0),
01430       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_NUM_1), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_1, STR_STATION_BUILD_NUMBER_OF_TRACKS_TOOLTIP),
01431       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_NUM_2), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_2, STR_STATION_BUILD_NUMBER_OF_TRACKS_TOOLTIP),
01432       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_NUM_3), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_3, STR_STATION_BUILD_NUMBER_OF_TRACKS_TOOLTIP),
01433       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_NUM_4), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_4, STR_STATION_BUILD_NUMBER_OF_TRACKS_TOOLTIP),
01434       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_NUM_5), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_5, STR_STATION_BUILD_NUMBER_OF_TRACKS_TOOLTIP),
01435       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_NUM_6), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_6, STR_STATION_BUILD_NUMBER_OF_TRACKS_TOOLTIP),
01436       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_NUM_7), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_7, STR_STATION_BUILD_NUMBER_OF_TRACKS_TOOLTIP),
01437       NWidget(NWID_SPACER), SetFill(1, 0),
01438     EndContainer(),
01439     NWidget(WWT_LABEL, COLOUR_DARK_GREEN), SetMinimalSize(144, 11), SetDataTip(STR_STATION_BUILD_PLATFORM_LENGTH, STR_NULL), SetPadding(2, 2, 0, 2),
01440     NWidget(NWID_HORIZONTAL),
01441       NWidget(NWID_SPACER), SetFill(1, 0),
01442       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_LEN_1), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_1, STR_STATION_BUILD_PLATFORM_LENGTH_TOOLTIP),
01443       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_LEN_2), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_2, STR_STATION_BUILD_PLATFORM_LENGTH_TOOLTIP),
01444       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_LEN_3), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_3, STR_STATION_BUILD_PLATFORM_LENGTH_TOOLTIP),
01445       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_LEN_4), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_4, STR_STATION_BUILD_PLATFORM_LENGTH_TOOLTIP),
01446       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_LEN_5), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_5, STR_STATION_BUILD_PLATFORM_LENGTH_TOOLTIP),
01447       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_LEN_6), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_6, STR_STATION_BUILD_PLATFORM_LENGTH_TOOLTIP),
01448       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_LEN_7), SetMinimalSize(15, 12), SetDataTip(STR_BLACK_7, STR_STATION_BUILD_PLATFORM_LENGTH_TOOLTIP),
01449       NWidget(NWID_SPACER), SetFill(1, 0),
01450     EndContainer(),
01451     NWidget(NWID_SPACER), SetMinimalSize(0, 2),
01452     NWidget(NWID_HORIZONTAL),
01453       NWidget(NWID_SPACER), SetMinimalSize(2, 0), SetFill(1, 0),
01454       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_PLATFORM_DRAG_N_DROP), SetMinimalSize(75, 12), SetDataTip(STR_STATION_BUILD_DRAG_DROP, STR_STATION_BUILD_DRAG_DROP_TOOLTIP),
01455       NWidget(NWID_SPACER), SetMinimalSize(2, 0), SetFill(1, 0),
01456     EndContainer(),
01457     NWidget(WWT_LABEL, COLOUR_DARK_GREEN), SetMinimalSize(144, 11), SetDataTip(STR_STATION_BUILD_COVERAGE_AREA_TITLE, STR_NULL), SetPadding(3, 2, 0, 2),
01458     NWidget(NWID_HORIZONTAL),
01459       NWidget(NWID_SPACER), SetMinimalSize(2, 0), SetFill(1, 0),
01460       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_HIGHLIGHT_OFF), SetMinimalSize(60, 12),
01461                     SetDataTip(STR_STATION_BUILD_COVERAGE_OFF, STR_STATION_BUILD_COVERAGE_AREA_OFF_TOOLTIP),
01462       NWidget(WWT_TEXTBTN, COLOUR_GREY, BRSW_HIGHLIGHT_ON), SetMinimalSize(60, 12),
01463                     SetDataTip(STR_STATION_BUILD_COVERAGE_ON, STR_STATION_BUILD_COVERAGE_AREA_ON_TOOLTIP),
01464       NWidget(NWID_SPACER), SetMinimalSize(2, 0), SetFill(1, 0),
01465     EndContainer(),
01466     NWidget(NWID_SPACER), SetMinimalSize(0, 20), SetResize(0, 1),
01467   EndContainer(),
01468 };
01469 
01471 static const WindowDesc _station_builder_desc(
01472   WDP_AUTO, 0, 0,
01473   WC_BUILD_STATION, WC_BUILD_TOOLBAR,
01474   WDF_CONSTRUCTION,
01475   _nested_station_builder_widgets, lengthof(_nested_station_builder_widgets)
01476 );
01477 
01479 static const WindowDesc _newstation_builder_desc(
01480   WDP_AUTO, 0, 0,
01481   WC_BUILD_STATION, WC_BUILD_TOOLBAR,
01482   WDF_CONSTRUCTION,
01483   _nested_newstation_builder_widgets, lengthof(_nested_newstation_builder_widgets)
01484 );
01485 
01487 static void ShowStationBuilder(Window *parent)
01488 {
01489   if (GetNumStationClasses() <= 2 && GetNumCustomStations(STAT_CLASS_DFLT) == 1) {
01490     new BuildRailStationWindow(&_station_builder_desc, parent, false);
01491   } else {
01492     new BuildRailStationWindow(&_newstation_builder_desc, parent, true);
01493   }
01494 }
01495 
01497 enum BuildSignalWidgets {
01498   BSW_SEMAPHORE_NORM,
01499   BSW_SEMAPHORE_ENTRY,
01500   BSW_SEMAPHORE_EXIT,
01501   BSW_SEMAPHORE_COMBO,
01502   BSW_SEMAPHORE_PBS,
01503   BSW_SEMAPHORE_PBS_OWAY,
01504   BSW_ELECTRIC_NORM,
01505   BSW_ELECTRIC_ENTRY,
01506   BSW_ELECTRIC_EXIT,
01507   BSW_ELECTRIC_COMBO,
01508   BSW_ELECTRIC_PBS,
01509   BSW_ELECTRIC_PBS_OWAY,
01510   BSW_CONVERT,
01511   BSW_DRAG_SIGNALS_DENSITY,
01512   BSW_DRAG_SIGNALS_DENSITY_LABEL,
01513   BSW_DRAG_SIGNALS_DENSITY_DECREASE,
01514   BSW_DRAG_SIGNALS_DENSITY_INCREASE,
01515 };
01516 
01517 struct BuildSignalWindow : public PickerWindowBase {
01518 private:
01526   void DrawSignalSprite(byte widget_index, SpriteID image) const
01527   {
01528     /* First get the right image, which is one later for 'green' signals. */
01529     image += this->IsWidgetLowered(widget_index);
01530 
01531     /* Next get the actual sprite so we can calculate the right offsets. */
01532     const Sprite *sprite = GetSprite(image, ST_NORMAL);
01533 
01534     /* For the x offset we want the sprite to be centered, so undo the offset
01535      * for sprite drawing and add half of the sprite's width. For the y offset
01536      * we want the sprite to be aligned on the bottom, so again we undo the
01537      * offset for sprite drawing and assume it is the bottom of the sprite. */
01538     int sprite_center_x_offset = sprite->x_offs + sprite->width / 2;
01539     int sprite_bottom_y_offset = sprite->height + sprite->y_offs;
01540 
01541     /* Next we want to know where on the window to draw. Calculate the center
01542      * and the bottom of the area to draw. */
01543     const NWidgetBase *widget = this->GetWidget<NWidgetBase>(widget_index);
01544     int widget_center_x = widget->pos_x + widget->current_x / 2;
01545     int widget_bottom_y = widget->pos_y + widget->current_y - 2;
01546 
01547     /* Finally we draw the signal. */
01548     DrawSprite(image, PAL_NONE,
01549         widget_center_x - sprite_center_x_offset + this->IsWidgetLowered(widget_index),
01550         widget_bottom_y - sprite_bottom_y_offset + this->IsWidgetLowered(widget_index));
01551   }
01552 
01553 public:
01554   BuildSignalWindow(const WindowDesc *desc, Window *parent) : PickerWindowBase(parent)
01555   {
01556     this->InitNested(desc, TRANSPORT_RAIL);
01557     this->OnInvalidateData();
01558   };
01559 
01560   virtual void SetStringParameters(int widget) const
01561   {
01562     switch (widget) {
01563       case BSW_DRAG_SIGNALS_DENSITY_LABEL:
01564         SetDParam(0, _settings_client.gui.drag_signals_density);
01565         break;
01566     }
01567   }
01568 
01569   virtual void OnPaint()
01570   {
01571     this->DrawWidgets();
01572   }
01573 
01574   virtual void DrawWidget(const Rect &r, int widget) const
01575   {
01576     if (IsInsideMM(widget, BSW_SEMAPHORE_NORM, BSW_ELECTRIC_PBS_OWAY + 1)) {
01577       /* We need to do some custom sprite widget drawing for the signals. */
01578       const SpriteID _signal_lookup[] = {
01579         SPR_IMG_SIGNAL_SEMAPHORE_NORM,  SPR_IMG_SIGNAL_SEMAPHORE_ENTRY, SPR_IMG_SIGNAL_SEMAPHORE_EXIT,
01580         SPR_IMG_SIGNAL_SEMAPHORE_COMBO, SPR_IMG_SIGNAL_SEMAPHORE_PBS,   SPR_IMG_SIGNAL_SEMAPHORE_PBS_OWAY,
01581 
01582         SPR_IMG_SIGNAL_ELECTRIC_NORM,  SPR_IMG_SIGNAL_ELECTRIC_ENTRY, SPR_IMG_SIGNAL_ELECTRIC_EXIT,
01583         SPR_IMG_SIGNAL_ELECTRIC_COMBO, SPR_IMG_SIGNAL_ELECTRIC_PBS,   SPR_IMG_SIGNAL_ELECTRIC_PBS_OWAY
01584       };
01585 
01586       this->DrawSignalSprite(widget, _signal_lookup[widget - BSW_SEMAPHORE_NORM]);
01587     }
01588   }
01589 
01590   virtual void OnClick(Point pt, int widget)
01591   {
01592     switch (widget) {
01593       case BSW_SEMAPHORE_NORM:
01594       case BSW_SEMAPHORE_ENTRY:
01595       case BSW_SEMAPHORE_EXIT:
01596       case BSW_SEMAPHORE_COMBO:
01597       case BSW_SEMAPHORE_PBS:
01598       case BSW_SEMAPHORE_PBS_OWAY:
01599       case BSW_ELECTRIC_NORM:
01600       case BSW_ELECTRIC_ENTRY:
01601       case BSW_ELECTRIC_EXIT:
01602       case BSW_ELECTRIC_COMBO:
01603       case BSW_ELECTRIC_PBS:
01604       case BSW_ELECTRIC_PBS_OWAY:
01605         this->RaiseWidget((_cur_signal_variant == SIG_ELECTRIC ? BSW_ELECTRIC_NORM : BSW_SEMAPHORE_NORM) + _cur_signal_type);
01606 
01607         _cur_signal_type = (SignalType)((uint)((widget - BSW_SEMAPHORE_NORM) % (SIGTYPE_LAST + 1)));
01608         _cur_signal_variant = widget >= BSW_ELECTRIC_NORM ? SIG_ELECTRIC : SIG_SEMAPHORE;
01609         break;
01610 
01611       case BSW_CONVERT:
01612         _convert_signal_button = !_convert_signal_button;
01613         break;
01614 
01615       case BSW_DRAG_SIGNALS_DENSITY_DECREASE:
01616         if (_settings_client.gui.drag_signals_density > 1) {
01617           _settings_client.gui.drag_signals_density--;
01618           SetWindowDirty(WC_GAME_OPTIONS, 0);
01619         }
01620         break;
01621 
01622       case BSW_DRAG_SIGNALS_DENSITY_INCREASE:
01623         if (_settings_client.gui.drag_signals_density < 20) {
01624           _settings_client.gui.drag_signals_density++;
01625           SetWindowDirty(WC_GAME_OPTIONS, 0);
01626         }
01627         break;
01628 
01629       default: break;
01630     }
01631 
01632     this->InvalidateData();
01633   }
01634 
01635   virtual void OnInvalidateData(int data = 0)
01636   {
01637     this->LowerWidget((_cur_signal_variant == SIG_ELECTRIC ? BSW_ELECTRIC_NORM : BSW_SEMAPHORE_NORM) + _cur_signal_type);
01638 
01639     this->SetWidgetLoweredState(BSW_CONVERT, _convert_signal_button);
01640 
01641     this->SetWidgetDisabledState(BSW_DRAG_SIGNALS_DENSITY_DECREASE, _settings_client.gui.drag_signals_density == 1);
01642     this->SetWidgetDisabledState(BSW_DRAG_SIGNALS_DENSITY_INCREASE, _settings_client.gui.drag_signals_density == 20);
01643   }
01644 };
01645 
01647 static const NWidgetPart _nested_signal_builder_widgets[] = {
01648   NWidget(NWID_HORIZONTAL),
01649     NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
01650     NWidget(WWT_CAPTION, COLOUR_DARK_GREEN), SetDataTip(STR_BUILD_SIGNAL_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01651   EndContainer(),
01652   NWidget(NWID_VERTICAL, NC_EQUALSIZE),
01653     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
01654       NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BSW_SEMAPHORE_NORM), SetDataTip(STR_NULL, STR_BUILD_SIGNAL_SEMAPHORE_NORM_TOOLTIP), EndContainer(), SetFill(1, 1),
01655       NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BSW_SEMAPHORE_ENTRY), SetDataTip(STR_NULL, STR_BUILD_SIGNAL_SEMAPHORE_ENTRY_TOOLTIP), EndContainer(), SetFill(1, 1),
01656       NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BSW_SEMAPHORE_EXIT), SetDataTip(STR_NULL, STR_BUILD_SIGNAL_SEMAPHORE_EXIT_TOOLTIP), EndContainer(), SetFill(1, 1),
01657       NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BSW_SEMAPHORE_COMBO), SetDataTip(STR_NULL, STR_BUILD_SIGNAL_SEMAPHORE_COMBO_TOOLTIP), EndContainer(), SetFill(1, 1),
01658       NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BSW_SEMAPHORE_PBS), SetDataTip(STR_NULL, STR_BUILD_SIGNAL_SEMAPHORE_PBS_TOOLTIP), EndContainer(), SetFill(1, 1),
01659       NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BSW_SEMAPHORE_PBS_OWAY), SetDataTip(STR_NULL, STR_BUILD_SIGNAL_SEMAPHORE_PBS_OWAY_TOOLTIP), EndContainer(), SetFill(1, 1),
01660       NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, BSW_CONVERT), SetDataTip(SPR_IMG_SIGNAL_CONVERT, STR_BUILD_SIGNAL_CONVERT_TOOLTIP), SetFill(1, 1),
01661     EndContainer(),
01662     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
01663       NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BSW_ELECTRIC_NORM), SetDataTip(STR_NULL, STR_BUILD_SIGNAL_ELECTRIC_NORM_TOOLTIP), EndContainer(), SetFill(1, 1),
01664       NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BSW_ELECTRIC_ENTRY), SetDataTip(STR_NULL, STR_BUILD_SIGNAL_ELECTRIC_ENTRY_TOOLTIP), EndContainer(), SetFill(1, 1),
01665       NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BSW_ELECTRIC_EXIT), SetDataTip(STR_NULL, STR_BUILD_SIGNAL_ELECTRIC_EXIT_TOOLTIP), EndContainer(), SetFill(1, 1),
01666       NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BSW_ELECTRIC_COMBO), SetDataTip(STR_NULL, STR_BUILD_SIGNAL_ELECTRIC_COMBO_TOOLTIP), EndContainer(), SetFill(1, 1),
01667       NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BSW_ELECTRIC_PBS), SetDataTip(STR_NULL, STR_BUILD_SIGNAL_ELECTRIC_PBS_TOOLTIP), EndContainer(), SetFill(1, 1),
01668       NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BSW_ELECTRIC_PBS_OWAY), SetDataTip(STR_NULL, STR_BUILD_SIGNAL_ELECTRIC_PBS_OWAY_TOOLTIP), EndContainer(), SetFill(1, 1),
01669       NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BSW_DRAG_SIGNALS_DENSITY), SetDataTip(STR_NULL, STR_BUILD_SIGNAL_DRAG_SIGNALS_DENSITY_TOOLTIP), SetFill(1, 1),
01670         NWidget(WWT_LABEL, COLOUR_DARK_GREEN, BSW_DRAG_SIGNALS_DENSITY_LABEL), SetDataTip(STR_ORANGE_INT, STR_BUILD_SIGNAL_DRAG_SIGNALS_DENSITY_TOOLTIP), SetFill(1, 1),
01671         NWidget(NWID_HORIZONTAL), SetPIP(2, 0, 2),
01672           NWidget(NWID_SPACER), SetFill(1, 0),
01673           NWidget(NWID_BUTTON_ARROW, COLOUR_GREY, BSW_DRAG_SIGNALS_DENSITY_DECREASE), SetMinimalSize(9, 12), SetDataTip(AWV_DECREASE, STR_BUILD_SIGNAL_DRAG_SIGNALS_DENSITY_DECREASE_TOOLTIP),
01674           NWidget(NWID_BUTTON_ARROW, COLOUR_GREY, BSW_DRAG_SIGNALS_DENSITY_INCREASE), SetMinimalSize(9, 12), SetDataTip(AWV_INCREASE, STR_BUILD_SIGNAL_DRAG_SIGNALS_DENSITY_INCREASE_TOOLTIP),
01675           NWidget(NWID_SPACER), SetFill(1, 0),
01676         EndContainer(),
01677         NWidget(NWID_SPACER), SetMinimalSize(0, 2), SetFill(1, 0),
01678       EndContainer(),
01679     EndContainer(),
01680   EndContainer(),
01681 };
01682 
01684 static const WindowDesc _signal_builder_desc(
01685   WDP_AUTO, 0, 0,
01686   WC_BUILD_SIGNAL, WC_BUILD_TOOLBAR,
01687   WDF_UNCLICK_BUTTONS | WDF_CONSTRUCTION,
01688   _nested_signal_builder_widgets, lengthof(_nested_signal_builder_widgets)
01689 );
01690 
01694 static void ShowSignalBuilder(Window *parent)
01695 {
01696   new BuildSignalWindow(&_signal_builder_desc, parent);
01697 }
01698 
01700 enum BuildRailDepotWidgets {
01701   BRDW_DEPOT_NE,
01702   BRDW_DEPOT_SE,
01703   BRDW_DEPOT_SW,
01704   BRDW_DEPOT_NW,
01705 };
01706 
01707 struct BuildRailDepotWindow : public PickerWindowBase {
01708   BuildRailDepotWindow(const WindowDesc *desc, Window *parent) : PickerWindowBase(parent)
01709   {
01710     this->InitNested(desc, TRANSPORT_RAIL);
01711     this->LowerWidget(_build_depot_direction + BRDW_DEPOT_NE);
01712   }
01713 
01714   virtual void OnPaint()
01715   {
01716     this->DrawWidgets();
01717   }
01718 
01719   virtual void DrawWidget(const Rect &r, int widget) const
01720   {
01721     if (!IsInsideMM(widget, BRDW_DEPOT_NE, BRDW_DEPOT_NW + 1)) return;
01722 
01723     DrawTrainDepotSprite(r.left - 1, r.top, widget - BRDW_DEPOT_NE + DIAGDIR_NE, _cur_railtype);
01724   }
01725 
01726   virtual void OnClick(Point pt, int widget)
01727   {
01728     switch (widget) {
01729       case BRDW_DEPOT_NE:
01730       case BRDW_DEPOT_SE:
01731       case BRDW_DEPOT_SW:
01732       case BRDW_DEPOT_NW:
01733         this->RaiseWidget(_build_depot_direction + BRDW_DEPOT_NE);
01734         _build_depot_direction = (DiagDirection)(widget - BRDW_DEPOT_NE);
01735         this->LowerWidget(_build_depot_direction + BRDW_DEPOT_NE);
01736         SndPlayFx(SND_15_BEEP);
01737         this->SetDirty();
01738         break;
01739     }
01740   }
01741 };
01742 
01744 static const NWidgetPart _nested_build_depot_widgets[] = {
01745   NWidget(NWID_HORIZONTAL),
01746     NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
01747     NWidget(WWT_CAPTION, COLOUR_DARK_GREEN), SetDataTip(STR_BUILD_DEPOT_TRAIN_ORIENTATION_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01748   EndContainer(),
01749   NWidget(WWT_PANEL, COLOUR_DARK_GREEN),
01750     NWidget(NWID_SPACER), SetMinimalSize(0, 3),
01751     NWidget(NWID_HORIZONTAL_LTR),
01752       NWidget(NWID_SPACER), SetMinimalSize(3, 0), SetFill(1, 0),
01753       NWidget(NWID_VERTICAL),
01754         NWidget(WWT_PANEL, COLOUR_GREY, BRDW_DEPOT_NW), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_TRAIN_ORIENTATION_TOOLTIP),
01755         EndContainer(),
01756         NWidget(NWID_SPACER), SetMinimalSize(0, 2),
01757         NWidget(WWT_PANEL, COLOUR_GREY, BRDW_DEPOT_SW), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_TRAIN_ORIENTATION_TOOLTIP),
01758         EndContainer(),
01759       EndContainer(),
01760       NWidget(NWID_SPACER), SetMinimalSize(2, 0),
01761       NWidget(NWID_VERTICAL),
01762         NWidget(WWT_PANEL, COLOUR_GREY, BRDW_DEPOT_NE), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_TRAIN_ORIENTATION_TOOLTIP),
01763         EndContainer(),
01764         NWidget(NWID_SPACER), SetMinimalSize(0, 2),
01765         NWidget(WWT_PANEL, COLOUR_GREY, BRDW_DEPOT_SE), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_TRAIN_ORIENTATION_TOOLTIP),
01766         EndContainer(),
01767       EndContainer(),
01768       NWidget(NWID_SPACER), SetMinimalSize(3, 0), SetFill(1, 0),
01769     EndContainer(),
01770     NWidget(NWID_SPACER), SetMinimalSize(0, 3),
01771   EndContainer(),
01772 };
01773 
01774 static const WindowDesc _build_depot_desc(
01775   WDP_AUTO, 0, 0,
01776   WC_BUILD_DEPOT, WC_BUILD_TOOLBAR,
01777   WDF_CONSTRUCTION,
01778   _nested_build_depot_widgets, lengthof(_nested_build_depot_widgets)
01779 );
01780 
01781 static void ShowBuildTrainDepotPicker(Window *parent)
01782 {
01783   new BuildRailDepotWindow(&_build_depot_desc, parent);
01784 }
01785 
01787 enum BuildRailWaypointWidgets {
01788   BRWW_WAYPOINT_1,
01789   BRWW_WAYPOINT_2,
01790   BRWW_WAYPOINT_3,
01791   BRWW_WAYPOINT_4,
01792   BRWW_WAYPOINT_5,
01793   BRWW_SCROLL,
01794 };
01795 
01796 struct BuildRailWaypointWindow : PickerWindowBase {
01797   BuildRailWaypointWindow(const WindowDesc *desc, Window *parent) : PickerWindowBase(parent)
01798   {
01799     this->InitNested(desc, TRANSPORT_RAIL);
01800     this->hscroll.SetCapacity(5);
01801     this->hscroll.SetCount(_waypoint_count);
01802   };
01803 
01804   virtual void OnPaint()
01805   {
01806     for (uint i = 0; i < this->hscroll.GetCapacity(); i++) {
01807       this->SetWidgetLoweredState(i + BRWW_WAYPOINT_1, (this->hscroll.GetPosition() + i) == _cur_waypoint_type);
01808     }
01809 
01810     this->DrawWidgets();
01811 
01812     for (uint i = 0; i < this->hscroll.GetCapacity(); i++) {
01813       if (this->hscroll.GetPosition() + i < this->hscroll.GetCount()) {
01814         const StationSpec *statspec = GetCustomStationSpec(STAT_CLASS_WAYP, this->hscroll.GetPosition() + i);
01815         NWidgetBase *nw = this->GetWidget<NWidgetBase>(BRWW_WAYPOINT_1 + i);
01816 
01817         int bottom = nw->pos_y + nw->current_y;
01818         DrawWaypointSprite(nw->pos_x + TILE_PIXELS, bottom - TILE_PIXELS, this->hscroll.GetPosition() + i, _cur_railtype);
01819 
01820         if (statspec != NULL &&
01821             HasBit(statspec->callback_mask, CBM_STATION_AVAIL) &&
01822             GB(GetStationCallback(CBID_STATION_AVAILABILITY, 0, 0, statspec, NULL, INVALID_TILE), 0, 8) == 0) {
01823           GfxFillRect(nw->pos_x + 1, nw->pos_y + 1, nw->pos_x + nw->current_x - 2, bottom - 2, 0, FILLRECT_CHECKER);
01824         }
01825       }
01826     }
01827   }
01828 
01829   virtual void OnClick(Point pt, int widget)
01830   {
01831     switch (widget) {
01832       case BRWW_WAYPOINT_1:
01833       case BRWW_WAYPOINT_2:
01834       case BRWW_WAYPOINT_3:
01835       case BRWW_WAYPOINT_4:
01836       case BRWW_WAYPOINT_5: {
01837         byte type = widget - BRWW_WAYPOINT_1 + this->hscroll.GetPosition();
01838 
01839         /* Check station availability callback */
01840         const StationSpec *statspec = GetCustomStationSpec(STAT_CLASS_WAYP, type);
01841         if (statspec != NULL &&
01842             HasBit(statspec->callback_mask, CBM_STATION_AVAIL) &&
01843             GB(GetStationCallback(CBID_STATION_AVAILABILITY, 0, 0, statspec, NULL, INVALID_TILE), 0, 8) == 0) return;
01844 
01845         _cur_waypoint_type = type;
01846         SndPlayFx(SND_15_BEEP);
01847         this->SetDirty();
01848         break;
01849       }
01850     }
01851   }
01852 };
01853 
01855 static const NWidgetPart _nested_build_waypoint_widgets[] = {
01856   NWidget(NWID_HORIZONTAL),
01857     NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
01858     NWidget(WWT_CAPTION, COLOUR_DARK_GREEN), SetDataTip(STR_WAYPOINT_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01859   EndContainer(),
01860   NWidget(WWT_PANEL, COLOUR_DARK_GREEN),
01861     NWidget(NWID_SPACER), SetMinimalSize(0, 3),
01862     NWidget(NWID_HORIZONTAL), SetPIP(3, 2, 3),
01863       NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BRWW_WAYPOINT_1), SetMinimalSize(66, 60), SetDataTip(0x0, STR_WAYPOINT_GRAPHICS_TOOLTIP), EndContainer(),
01864       NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BRWW_WAYPOINT_2), SetMinimalSize(66, 60), SetDataTip(0x0, STR_WAYPOINT_GRAPHICS_TOOLTIP), EndContainer(),
01865       NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BRWW_WAYPOINT_3), SetMinimalSize(66, 60), SetDataTip(0x0, STR_WAYPOINT_GRAPHICS_TOOLTIP), EndContainer(),
01866       NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BRWW_WAYPOINT_4), SetMinimalSize(66, 60), SetDataTip(0x0, STR_WAYPOINT_GRAPHICS_TOOLTIP), EndContainer(),
01867       NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BRWW_WAYPOINT_5), SetMinimalSize(66, 60), SetDataTip(0x0, STR_WAYPOINT_GRAPHICS_TOOLTIP), EndContainer(),
01868     EndContainer(),
01869     NWidget(NWID_SPACER), SetMinimalSize(0, 3),
01870     NWidget(WWT_HSCROLLBAR, COLOUR_DARK_GREEN, BRWW_SCROLL),
01871   EndContainer(),
01872 };
01873 
01874 static const WindowDesc _build_waypoint_desc(
01875   WDP_AUTO, 0, 0,
01876   WC_BUILD_DEPOT, WC_BUILD_TOOLBAR,
01877   WDF_CONSTRUCTION,
01878   _nested_build_waypoint_widgets, lengthof(_nested_build_waypoint_widgets)
01879 );
01880 
01881 static void ShowBuildWaypointPicker(Window *parent)
01882 {
01883   new BuildRailWaypointWindow(&_build_waypoint_desc, parent);
01884 }
01885 
01889 void InitializeRailGui()
01890 {
01891   _build_depot_direction = DIAGDIR_NW;
01892 }
01893 
01898 void ReinitGuiAfterToggleElrail(bool disable)
01899 {
01900   extern RailType _last_built_railtype;
01901   if (disable && _last_built_railtype == RAILTYPE_ELECTRIC) {
01902     _last_built_railtype = _cur_railtype = RAILTYPE_RAIL;
01903     BuildRailToolbarWindow *w = dynamic_cast<BuildRailToolbarWindow *>(FindWindowById(WC_BUILD_TOOLBAR, TRANSPORT_RAIL));
01904     if (w != NULL) w->ModifyRailType(_cur_railtype);
01905   }
01906   MarkWholeScreenDirty();
01907 }
01908 
01910 static void SetDefaultRailGui()
01911 {
01912   if (_local_company == COMPANY_SPECTATOR || !Company::IsValidID(_local_company)) return;
01913 
01914   extern RailType _last_built_railtype;
01915   RailType rt = (RailType)_settings_client.gui.default_rail_type;
01916   if (rt >= RAILTYPE_END) {
01917     if (rt == DEF_RAILTYPE_MOST_USED) {
01918       /* Find the most used rail type */
01919       RailType count[RAILTYPE_END];
01920       memset(count, 0, sizeof(count));
01921       for (TileIndex t = 0; t < MapSize(); t++) {
01922         if (IsTileType(t, MP_RAILWAY) || IsLevelCrossingTile(t) || HasStationTileRail(t) ||
01923             (IsTileType(t, MP_TUNNELBRIDGE) && GetTunnelBridgeTransportType(t) == TRANSPORT_RAIL)) {
01924           count[GetRailType(t)]++;
01925         }
01926       }
01927 
01928       rt = RAILTYPE_RAIL;
01929       for (RailType r = RAILTYPE_ELECTRIC; r < RAILTYPE_END; r++) {
01930         if (count[r] >= count[rt]) rt = r;
01931       }
01932 
01933       /* No rail, just get the first available one */
01934       if (count[rt] == 0) rt = DEF_RAILTYPE_FIRST;
01935     }
01936     switch (rt) {
01937       case DEF_RAILTYPE_FIRST:
01938         rt = RAILTYPE_RAIL;
01939         while (rt < RAILTYPE_END && !HasRailtypeAvail(_local_company, rt)) rt++;
01940         break;
01941 
01942       case DEF_RAILTYPE_LAST:
01943         rt = GetBestRailtype(_local_company);
01944         break;
01945 
01946       default:
01947         break;
01948     }
01949   }
01950 
01951   _last_built_railtype = _cur_railtype = rt;
01952   BuildRailToolbarWindow *w = dynamic_cast<BuildRailToolbarWindow *>(FindWindowById(WC_BUILD_TOOLBAR, TRANSPORT_RAIL));
01953   if (w != NULL) w->ModifyRailType(_cur_railtype);
01954 }
01955 
01962 bool ResetSignalVariant(int32 p = 0)
01963 {
01964   SignalVariant new_variant = (_cur_year < _settings_client.gui.semaphore_build_before ? SIG_SEMAPHORE : SIG_ELECTRIC);
01965 
01966   if (new_variant != _cur_signal_variant) {
01967     Window *w = FindWindowById(WC_BUILD_SIGNAL, 0);
01968     if (w != NULL) {
01969       w->SetDirty();
01970       w->RaiseWidget((_cur_signal_variant == SIG_ELECTRIC ? BSW_ELECTRIC_NORM : BSW_SEMAPHORE_NORM) + _cur_signal_type);
01971     }
01972     _cur_signal_variant = new_variant;
01973   }
01974 
01975   return true;
01976 }
01977 
01981 void InitializeRailGUI()
01982 {
01983   SetDefaultRailGui();
01984 
01985   _convert_signal_button = false;
01986   _cur_signal_type = _default_signal_type[_settings_client.gui.default_signal_type];
01987   ResetSignalVariant();
01988 }

Generated on Wed Dec 30 20:40:05 2009 for OpenTTD by  doxygen 1.5.6