src/road_gui.cpp

   1 /* $Id$ */
   2
   3 /*
   4  * This file is part of OpenTTD.
   5  * 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.
   6  * 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.
   7  * 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/>.
   8  */
   9
  10 /** @file road_gui.cpp GUI for building roads. */
  11
  12 #include "stdafx.h"
  13 #include "gui.h"
  14 #include "window_gui.h"
  15 #include "station_gui.h"
  16 #include "terraform_gui.h"
  17 #include "viewport_func.h"
  18 #include "command_func.h"
  19 #include "road_cmd.h"
  20 #include "station_func.h"
  21 #include "window_func.h"
  22 #include "vehicle_func.h"
  23 #include "sound_func.h"
  24 #include "company_func.h"
  25 #include "tunnelbridge.h"
  26 #include "tunnelbridge_map.h"
  27 #include "tilehighlight_func.h"
  28 #include "company_base.h"
  29 #include "hotkeys.h"
  30 #include "road_gui.h"
  31 #include "zoom_func.h"
  32
  33 #include "widgets/road_widget.h"
  34
  35 #include "table/strings.h"
  36
  37 #include "safeguards.h"
  38
  39 static void ShowRVStationPicker(Window *parent, RoadStopType rs);
  40 static void ShowRoadDepotPicker(Window *parent);
  41
  42 static bool _remove_button_clicked;
  43 static bool _one_way_button_clicked;
  44
  45 /**
  46  * Define the values of the RoadFlags
  47  * @see CmdBuildLongRoad
  48  */
  49 enum RoadFlags {
  50         RF_NONE             = 0x00,
  51         RF_START_HALFROAD_Y = 0x01,    // The start tile in Y-dir should have only a half road
  52         RF_END_HALFROAD_Y   = 0x02,    // The end tile in Y-dir should have only a half road
  53         RF_DIR_Y            = 0x04,    // The direction is Y-dir
  54         RF_DIR_X            = RF_NONE, // Dummy; Dir X is set when RF_DIR_Y is not set
  55         RF_START_HALFROAD_X = 0x08,    // The start tile in X-dir should have only a half road
  56         RF_END_HALFROAD_X   = 0x10,    // The end tile in X-dir should have only a half road
  57 };
  58 DECLARE_ENUM_AS_BIT_SET(RoadFlags)
  59
  60 static RoadFlags _place_road_flag;
  61
  62 static RoadType _cur_roadtype;
  63
  64 static DiagDirection _road_depot_orientation;
  65 static DiagDirection _road_station_picker_orientation;
  66
  67 void CcPlaySound_SPLAT_OTHER(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
  68 {
  69         if (result.Succeeded() && _settings_client.sound.confirm) SndPlayTileFx(SND_1F_SPLAT_OTHER, tile);
  70 }
  71
  72 /**
  73  * Callback to start placing a bridge.
  74  * @param tile Start tile of the bridge.
  75  */
  76 static void PlaceRoad_Bridge(TileIndex tile, Window *w)
  77 {
  78         if (IsBridgeTile(tile)) {
  79                 TileIndex other_tile = GetOtherTunnelBridgeEnd(tile);
  80                 Point pt = {0, 0};
  81                 w->OnPlaceMouseUp(VPM_X_OR_Y, DDSP_BUILD_BRIDGE, pt, other_tile, tile);
  82         } else {
  83                 VpStartPlaceSizing(tile, VPM_X_OR_Y, DDSP_BUILD_BRIDGE);
  84         }
  85 }
  86
  87 /**
  88  * Callback executed after a build road tunnel command has been called.
  89  *
  90  * @param result Whether the build succeeded.
  91  * @param start_tile Starting tile of the tunnel.
  92  * @param p1 bit 0-3 railtype or roadtypes
  93  *           bit 8-9 transport type
  94  * @param p2 unused
  95  */
  96 void CcBuildRoadTunnel(const CommandCost &result, TileIndex start_tile, uint32 p1, uint32 p2)
  97 {
  98         if (result.Succeeded()) {
  99                 if (_settings_client.sound.confirm) SndPlayTileFx(SND_1F_SPLAT_OTHER, start_tile);
 100                 if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
 101
 102                 DiagDirection start_direction = ReverseDiagDir(GetTunnelBridgeDirection(start_tile));
 103                 ConnectRoadToStructure(start_tile, start_direction);
 104
 105                 TileIndex end_tile = GetOtherTunnelBridgeEnd(start_tile);
 106                 DiagDirection end_direction = ReverseDiagDir(GetTunnelBridgeDirection(end_tile));
 107                 ConnectRoadToStructure(end_tile, end_direction);
 108         } else {
 109                 SetRedErrorSquare(_build_tunnel_endtile);
 110         }
 111 }
 112
 113 /** Structure holding information per roadtype for several functions */
 114 struct RoadTypeInfo {
 115         StringID err_build_road;        ///< Building a normal piece of road
 116         StringID err_remove_road;       ///< Removing a normal piece of road
 117         StringID err_depot;             ///< Building a depot
 118         StringID err_build_station[2];  ///< Building a bus or truck station
 119         StringID err_remove_station[2]; ///< Removing of a bus or truck station
 120
 121         StringID picker_title[2];       ///< Title for the station picker for bus or truck stations
 122         StringID picker_tooltip[2];     ///< Tooltip for the station picker for bus or truck stations
 123
 124         SpriteID cursor_nesw;           ///< Cursor for building NE and SW bits
 125         SpriteID cursor_nwse;           ///< Cursor for building NW and SE bits
 126         SpriteID cursor_autoroad;       ///< Cursor for building autoroad
 127 };
 128
 129 /** What errors/cursors must be shown for several types of roads */
 130 static const RoadTypeInfo _road_type_infos[] = {
 131         {
 132                 STR_ERROR_CAN_T_BUILD_ROAD_HERE,
 133                 STR_ERROR_CAN_T_REMOVE_ROAD_FROM,
 134                 STR_ERROR_CAN_T_BUILD_ROAD_DEPOT,
 135                 { STR_ERROR_CAN_T_BUILD_BUS_STATION,         STR_ERROR_CAN_T_BUILD_TRUCK_STATION          },
 136                 { STR_ERROR_CAN_T_REMOVE_BUS_STATION,        STR_ERROR_CAN_T_REMOVE_TRUCK_STATION         },
 137                 { STR_STATION_BUILD_BUS_ORIENTATION,         STR_STATION_BUILD_TRUCK_ORIENTATION          },
 138                 { STR_STATION_BUILD_BUS_ORIENTATION_TOOLTIP, STR_STATION_BUILD_TRUCK_ORIENTATION_TOOLTIP  },
 139
 140                 SPR_CURSOR_ROAD_NESW,
 141                 SPR_CURSOR_ROAD_NWSE,
 142                 SPR_CURSOR_AUTOROAD,
 143         },
 144         {
 145                 STR_ERROR_CAN_T_BUILD_TRAMWAY_HERE,
 146                 STR_ERROR_CAN_T_REMOVE_TRAMWAY_FROM,
 147                 STR_ERROR_CAN_T_BUILD_TRAM_DEPOT,
 148                 { STR_ERROR_CAN_T_BUILD_PASSENGER_TRAM_STATION,         STR_ERROR_CAN_T_BUILD_CARGO_TRAM_STATION         },
 149                 { STR_ERROR_CAN_T_REMOVE_PASSENGER_TRAM_STATION,        STR_ERROR_CAN_T_REMOVE_CARGO_TRAM_STATION        },
 150                 { STR_STATION_BUILD_PASSENGER_TRAM_ORIENTATION,         STR_STATION_BUILD_CARGO_TRAM_ORIENTATION         },
 151                 { STR_STATION_BUILD_PASSENGER_TRAM_ORIENTATION_TOOLTIP, STR_STATION_BUILD_CARGO_TRAM_ORIENTATION_TOOLTIP },
 152
 153                 SPR_CURSOR_TRAMWAY_NESW,
 154                 SPR_CURSOR_TRAMWAY_NWSE,
 155                 SPR_CURSOR_AUTOTRAM,
 156         },
 157 };
 158
 159 /**
 160  * If required, connects a new structure to an existing road or tram by building the missing roadbit.
 161  * @param tile Tile containing the structure to connect.
 162  * @param direction Direction to check.
 163  */
 164 void ConnectRoadToStructure(TileIndex tile, DiagDirection direction)
 165 {
 166         tile += TileOffsByDiagDir(direction);
 167         /* if there is a roadpiece just outside of the station entrance, build a connecting route */
 168         if (IsNormalRoadTile(tile)) {
 169                 if (GetRoadBits(tile, _cur_roadtype) != ROAD_NONE) {
 170                         DoCommandP(tile, _cur_roadtype << 4 | DiagDirToRoadBits(ReverseDiagDir(direction)), 0, CMD_BUILD_ROAD);
 171                 }
 172         }
 173 }
 174
 175 void CcRoadDepot(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
 176 {
 177         if (result.Failed()) return;
 178
 179         DiagDirection dir = (DiagDirection)GB(p1, 0, 2);
 180         if (_settings_client.sound.confirm) SndPlayTileFx(SND_1F_SPLAT_OTHER, tile);
 181         if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
 182         ConnectRoadToStructure(tile, dir);
 183 }
 184
 185 /**
 186  * Command callback for building road stops.
 187  * @param result Result of the build road stop command.
 188  * @param tile Start tile.
 189  * @param p1 bit 0..7: Width of the road stop.
 190  *           bit 8..15: Length of the road stop.
 191  * @param p2 bit 0: 0 For bus stops, 1 for truck stops.
 192  *           bit 1: 0 For normal stops, 1 for drive-through.
 193  *           bit 2..3: The roadtypes.
 194  *           bit 5: Allow stations directly adjacent to other stations.
 195  *           bit 6..7: Entrance direction (#DiagDirection).
 196  *           bit 16..31: Station ID to join (NEW_STATION if build new one).
 197  * @see CmdBuildRoadStop
 198  */
 199 void CcRoadStop(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
 200 {
 201         if (result.Failed()) return;
 202
 203         DiagDirection dir = (DiagDirection)GB(p2, 6, 2);
 204         if (_settings_client.sound.confirm) SndPlayTileFx(SND_1F_SPLAT_OTHER, tile);
 205         if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
 206         TileArea roadstop_area(tile, GB(p1, 0, 8), GB(p1, 8, 8));
 207         TILE_AREA_LOOP(cur_tile, roadstop_area) {
 208                 ConnectRoadToStructure(cur_tile, dir);
 209                 /* For a drive-through road stop build connecting road for other entrance. */
 210                 if (HasBit(p2, 1)) ConnectRoadToStructure(cur_tile, ReverseDiagDir(dir));
 211         }
 212 }
 213
 214 /**
 215  * Place a new road stop.
 216  * @param start_tile First tile of the area.
 217  * @param end_tile Last tile of the area.
 218  * @param p2 bit 0: 0 For bus stops, 1 for truck stops.
 219  *           bit 2..3: The roadtypes.
 220  *           bit 5: Allow stations directly adjacent to other stations.
 221  * @param cmd Command to use.
 222  * @see CcRoadStop()
 223  */
 224 static void PlaceRoadStop(TileIndex start_tile, TileIndex end_tile, uint32 p2, uint32 cmd)
 225 {
 226         uint8 ddir = _road_station_picker_orientation;
 227         SB(p2, 16, 16, INVALID_STATION); // no station to join
 228
 229         if (ddir >= DIAGDIR_END) {
 230                 SetBit(p2, 1); // It's a drive-through stop.
 231                 ddir -= DIAGDIR_END; // Adjust picker result to actual direction.
 232         }
 233         p2 |= ddir << 6; // Set the DiagDirecion into p2 bits 6 and 7.
 234
 235         TileArea ta(start_tile, end_tile);
 236         CommandContainer cmdcont = { ta.tile, (uint32)(ta.w | ta.h << 8), p2, cmd, CcRoadStop, 0, "" };
 237         ShowSelectStationIfNeeded(cmdcont, ta);
 238 }
 239
 240 /**
 241  * Callback for placing a bus station.
 242  * @param tile Position to place the station.
 243  */
 244 static void PlaceRoad_BusStation(TileIndex tile)
 245 {
 246         if (_remove_button_clicked) {
 247                 VpStartPlaceSizing(tile, VPM_X_AND_Y, DDSP_REMOVE_BUSSTOP);
 248         } else {
 249                 if (_road_station_picker_orientation < DIAGDIR_END) { // Not a drive-through stop.
 250                         VpStartPlaceSizing(tile, (DiagDirToAxis(_road_station_picker_orientation) == AXIS_X) ? VPM_X_LIMITED : VPM_Y_LIMITED, DDSP_BUILD_BUSSTOP);
 251                 } else {
 252                         VpStartPlaceSizing(tile, VPM_X_AND_Y_LIMITED, DDSP_BUILD_BUSSTOP);
 253                 }
 254                 VpSetPlaceSizingLimit(_settings_game.station.station_spread);
 255         }
 256 }
 257
 258 /**
 259  * Callback for placing a truck station.
 260  * @param tile Position to place the station.
 261  */
 262 static void PlaceRoad_TruckStation(TileIndex tile)
 263 {
 264         if (_remove_button_clicked) {
 265                 VpStartPlaceSizing(tile, VPM_X_AND_Y, DDSP_REMOVE_TRUCKSTOP);
 266         } else {
 267                 if (_road_station_picker_orientation < DIAGDIR_END) { // Not a drive-through stop.
 268                         VpStartPlaceSizing(tile, (DiagDirToAxis(_road_station_picker_orientation) == AXIS_X) ? VPM_X_LIMITED : VPM_Y_LIMITED, DDSP_BUILD_TRUCKSTOP);
 269                 } else {
 270                         VpStartPlaceSizing(tile, VPM_X_AND_Y_LIMITED, DDSP_BUILD_TRUCKSTOP);
 271                 }
 272                 VpSetPlaceSizingLimit(_settings_game.station.station_spread);
 273         }
 274 }
 275
 276 typedef void OnButtonClick(Window *w);
 277
 278 /**
 279  * Toggles state of the Remove button of Build road toolbar
 280  * @param w window the button belongs to
 281  */
 282 static void ToggleRoadButton_Remove(Window *w)
 283 {
 284         w->ToggleWidgetLoweredState(WID_ROT_REMOVE);
 285         w->SetWidgetDirty(WID_ROT_REMOVE);
 286         _remove_button_clicked = w->IsWidgetLowered(WID_ROT_REMOVE);
 287         SetSelectionRed(_remove_button_clicked);
 288 }
 289
 290 /**
 291  * Updates the Remove button because of Ctrl state change
 292  * @param w window the button belongs to
 293  * @return true iff the remove button was changed
 294  */
 295 static bool RoadToolbar_CtrlChanged(Window *w)
 296 {
 297         if (w->IsWidgetDisabled(WID_ROT_REMOVE)) return false;
 298
 299         /* allow ctrl to switch remove mode only for these widgets */
 300         for (uint i = WID_ROT_ROAD_X; i <= WID_ROT_AUTOROAD; i++) {
 301                 if (w->IsWidgetLowered(i)) {
 302                         ToggleRoadButton_Remove(w);
 303                         return true;
 304                 }
 305         }
 306
 307         return false;
 308 }
 309
 310 /** Road toolbar window handler. */
 311 struct BuildRoadToolbarWindow : Window {
 312         int last_started_action; ///< Last started user action.
 313
 314         BuildRoadToolbarWindow(WindowDesc *desc, WindowNumber window_number) : Window(desc)
 315         {
 316                 this->InitNested(window_number);
 317                 this->SetWidgetsDisabledState(true,
 318                                 WID_ROT_REMOVE,
 319                                 WID_ROT_ONE_WAY,
 320                                 WIDGET_LIST_END);
 321
 322                 this->OnInvalidateData();
 323                 this->last_started_action = WIDGET_LIST_END;
 324
 325                 if (_settings_client.gui.link_terraform_toolbar) ShowTerraformToolbar(this);
 326         }
 327
 328         ~BuildRoadToolbarWindow()
 329         {
 330                 if (_settings_client.gui.link_terraform_toolbar) DeleteWindowById(WC_SCEN_LAND_GEN, 0, false);
 331         }
 332
 333         /**
 334          * Some data on this window has become invalid.
 335          * @param data Information about the changed data.
 336          * @param gui_scope Whether the call is done from GUI scope. You may not do everything when not in GUI scope. See #InvalidateWindowData() for details.
 337          */
 338         virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
 339         {
 340                 if (!gui_scope) return;
 341
 342                 bool can_build = CanBuildVehicleInfrastructure(VEH_ROAD);
 343                 this->SetWidgetsDisabledState(!can_build,
 344                                 WID_ROT_DEPOT,
 345                                 WID_ROT_BUS_STATION,
 346                                 WID_ROT_TRUCK_STATION,
 347                                 WIDGET_LIST_END);
 348                 if (!can_build) {
 349                         DeleteWindowById(WC_BUILD_DEPOT, TRANSPORT_ROAD);
 350                         DeleteWindowById(WC_BUS_STATION, TRANSPORT_ROAD);
 351                         DeleteWindowById(WC_TRUCK_STATION, TRANSPORT_ROAD);
 352                 }
 353         }
 354
 355         /**
 356          * Update the remove button lowered state of the road toolbar
 357          *
 358          * @param clicked_widget The widget which the client clicked just now
 359          */
 360         void UpdateOptionWidgetStatus(RoadToolbarWidgets clicked_widget)
 361         {
 362                 /* The remove and the one way button state is driven
 363                  * by the other buttons so they don't act on themselves.
 364                  * Both are only valid if they are able to apply as options. */
 365                 switch (clicked_widget) {
 366                         case WID_ROT_REMOVE:
 367                                 this->RaiseWidget(WID_ROT_ONE_WAY);
 368                                 this->SetWidgetDirty(WID_ROT_ONE_WAY);
 369                                 break;
 370
 371                         case WID_ROT_ONE_WAY:
 372                                 this->RaiseWidget(WID_ROT_REMOVE);
 373                                 this->SetWidgetDirty(WID_ROT_REMOVE);
 374                                 break;
 375
 376                         case WID_ROT_BUS_STATION:
 377                         case WID_ROT_TRUCK_STATION:
 378                                 this->DisableWidget(WID_ROT_ONE_WAY);
 379                                 this->SetWidgetDisabledState(WID_ROT_REMOVE, !this->IsWidgetLowered(clicked_widget));
 380                                 break;
 381
 382                         case WID_ROT_ROAD_X:
 383                         case WID_ROT_ROAD_Y:
 384                         case WID_ROT_AUTOROAD:
 385                                 this->SetWidgetsDisabledState(!this->IsWidgetLowered(clicked_widget),
 386                                                 WID_ROT_REMOVE,
 387                                                 WID_ROT_ONE_WAY,
 388                                                 WIDGET_LIST_END);
 389                                 break;
 390
 391                         default:
 392                                 /* When any other buttons than road/station, raise and
 393                                  * disable the removal button */
 394                                 this->SetWidgetsDisabledState(true,
 395                                                 WID_ROT_REMOVE,
 396                                                 WID_ROT_ONE_WAY,
 397                                                 WIDGET_LIST_END);
 398                                 this->SetWidgetsLoweredState(false,
 399                                                 WID_ROT_REMOVE,
 400                                                 WID_ROT_ONE_WAY,
 401                                                 WIDGET_LIST_END);
 402                                 break;
 403                 }
 404         }
 405
 406         virtual void OnClick(Point pt, int widget, int click_count)
 407         {
 408                 _remove_button_clicked = false;
 409                 _one_way_button_clicked = false;
 410                 switch (widget) {
 411                         case WID_ROT_ROAD_X:
 412                                 HandlePlacePushButton(this, WID_ROT_ROAD_X, _road_type_infos[_cur_roadtype].cursor_nwse, HT_RECT);
 413                                 this->last_started_action = widget;
 414                                 break;
 415
 416                         case WID_ROT_ROAD_Y:
 417                                 HandlePlacePushButton(this, WID_ROT_ROAD_Y, _road_type_infos[_cur_roadtype].cursor_nesw, HT_RECT);
 418                                 this->last_started_action = widget;
 419                                 break;
 420
 421                         case WID_ROT_AUTOROAD:
 422                                 HandlePlacePushButton(this, WID_ROT_AUTOROAD, _road_type_infos[_cur_roadtype].cursor_autoroad, HT_RECT);
 423                                 this->last_started_action = widget;
 424                                 break;
 425
 426                         case WID_ROT_DEMOLISH:
 427                                 HandlePlacePushButton(this, WID_ROT_DEMOLISH, ANIMCURSOR_DEMOLISH, HT_RECT | HT_DIAGONAL);
 428                                 this->last_started_action = widget;
 429                                 break;
 430
 431                         case WID_ROT_DEPOT:
 432                                 if (_game_mode == GM_EDITOR || !CanBuildVehicleInfrastructure(VEH_ROAD)) return;
 433                                 if (HandlePlacePushButton(this, WID_ROT_DEPOT, SPR_CURSOR_ROAD_DEPOT, HT_RECT)) {
 434                                         ShowRoadDepotPicker(this);
 435                                         this->last_started_action = widget;
 436                                 }
 437                                 break;
 438
 439                         case WID_ROT_BUS_STATION:
 440                                 if (_game_mode == GM_EDITOR || !CanBuildVehicleInfrastructure(VEH_ROAD)) return;
 441                                 if (HandlePlacePushButton(this, WID_ROT_BUS_STATION, SPR_CURSOR_BUS_STATION, HT_RECT)) {
 442                                         ShowRVStationPicker(this, ROADSTOP_BUS);
 443                                         this->last_started_action = widget;
 444                                 }
 445                                 break;
 446
 447                         case WID_ROT_TRUCK_STATION:
 448                                 if (_game_mode == GM_EDITOR || !CanBuildVehicleInfrastructure(VEH_ROAD)) return;
 449                                 if (HandlePlacePushButton(this, WID_ROT_TRUCK_STATION, SPR_CURSOR_TRUCK_STATION, HT_RECT)) {
 450                                         ShowRVStationPicker(this, ROADSTOP_TRUCK);
 451                                         this->last_started_action = widget;
 452                                 }
 453                                 break;
 454
 455                         case WID_ROT_ONE_WAY:
 456                                 if (this->IsWidgetDisabled(WID_ROT_ONE_WAY)) return;
 457                                 this->SetDirty();
 458                                 this->ToggleWidgetLoweredState(WID_ROT_ONE_WAY);
 459                                 SetSelectionRed(false);
 460                                 break;
 461
 462                         case WID_ROT_BUILD_BRIDGE:
 463                                 HandlePlacePushButton(this, WID_ROT_BUILD_BRIDGE, SPR_CURSOR_BRIDGE, HT_RECT);
 464                                 this->last_started_action = widget;
 465                                 break;
 466
 467                         case WID_ROT_BUILD_TUNNEL:
 468                                 HandlePlacePushButton(this, WID_ROT_BUILD_TUNNEL, SPR_CURSOR_ROAD_TUNNEL, HT_SPECIAL | HT_TUNNEL);
 469                                 this->last_started_action = widget;
 470                                 break;
 471
 472                         case WID_ROT_REMOVE:
 473                                 if (this->IsWidgetDisabled(WID_ROT_REMOVE)) return;
 474
 475                                 DeleteWindowById(WC_SELECT_STATION, 0);
 476                                 ToggleRoadButton_Remove(this);
 477                                 if (_settings_client.sound.click_beep) SndPlayFx(SND_15_BEEP);
 478                                 break;
 479
 480                         default: NOT_REACHED();
 481                 }
 482                 this->UpdateOptionWidgetStatus((RoadToolbarWidgets)widget);
 483                 if (_ctrl_pressed) RoadToolbar_CtrlChanged(this);
 484         }
 485
 486         virtual EventState OnHotkey(int hotkey)
 487         {
 488                 MarkTileDirtyByTile(TileVirtXY(_thd.pos.x, _thd.pos.y)); // redraw tile selection
 489                 return Window::OnHotkey(hotkey);
 490         }
 491
 492         virtual void OnPlaceObject(Point pt, TileIndex tile)
 493         {
 494                 _remove_button_clicked = this->IsWidgetLowered(WID_ROT_REMOVE);
 495                 _one_way_button_clicked = this->IsWidgetLowered(WID_ROT_ONE_WAY);
 496                 switch (this->last_started_action) {
 497                         case WID_ROT_ROAD_X:
 498                                 _place_road_flag = RF_DIR_X;
 499                                 if (_tile_fract_coords.x >= 8) _place_road_flag |= RF_START_HALFROAD_X;
 500                                 VpStartPlaceSizing(tile, VPM_FIX_Y, DDSP_PLACE_ROAD_X_DIR);
 501                                 break;
 502
 503                         case WID_ROT_ROAD_Y:
 504                                 _place_road_flag = RF_DIR_Y;
 505                                 if (_tile_fract_coords.y >= 8) _place_road_flag |= RF_START_HALFROAD_Y;
 506                                 VpStartPlaceSizing(tile, VPM_FIX_X, DDSP_PLACE_ROAD_Y_DIR);
 507                                 break;
 508
 509                         case WID_ROT_AUTOROAD:
 510                                 _place_road_flag = RF_NONE;
 511                                 if (_tile_fract_coords.x >= 8) _place_road_flag |= RF_START_HALFROAD_X;
 512                                 if (_tile_fract_coords.y >= 8) _place_road_flag |= RF_START_HALFROAD_Y;
 513                                 VpStartPlaceSizing(tile, VPM_X_OR_Y, DDSP_PLACE_AUTOROAD);
 514                                 break;
 515
 516                         case WID_ROT_DEMOLISH:
 517                                 PlaceProc_DemolishArea(tile);
 518                                 break;
 519
 520                         case WID_ROT_DEPOT:
 521                                 DoCommandP(tile, _cur_roadtype << 2 | _road_depot_orientation, 0,
 522                                                 CMD_BUILD_ROAD_DEPOT | CMD_MSG(_road_type_infos[_cur_roadtype].err_depot), CcRoadDepot);
 523                                 break;
 524
 525                         case WID_ROT_BUS_STATION:
 526                                 PlaceRoad_BusStation(tile);
 527                                 break;
 528
 529                         case WID_ROT_TRUCK_STATION:
 530                                 PlaceRoad_TruckStation(tile);
 531                                 break;
 532
 533                         case WID_ROT_BUILD_BRIDGE:
 534                                 PlaceRoad_Bridge(tile, this);
 535                                 break;
 536
 537                         case WID_ROT_BUILD_TUNNEL:
 538                                 DoCommandP(tile, RoadTypeToRoadTypes(_cur_roadtype) | (TRANSPORT_ROAD << 8), 0,
 539                                                 CMD_BUILD_TUNNEL | CMD_MSG(STR_ERROR_CAN_T_BUILD_TUNNEL_HERE), CcBuildRoadTunnel);
 540                                 break;
 541
 542                         default: NOT_REACHED();
 543                 }
 544         }
 545
 546         virtual void OnPlaceObjectAbort()
 547         {
 548                 this->RaiseButtons();
 549                 this->SetWidgetsDisabledState(true,
 550                                 WID_ROT_REMOVE,
 551                                 WID_ROT_ONE_WAY,
 552                                 WIDGET_LIST_END);
 553                 this->SetWidgetDirty(WID_ROT_REMOVE);
 554                 this->SetWidgetDirty(WID_ROT_ONE_WAY);
 555
 556                 DeleteWindowById(WC_BUS_STATION, TRANSPORT_ROAD);
 557                 DeleteWindowById(WC_TRUCK_STATION, TRANSPORT_ROAD);
 558                 DeleteWindowById(WC_BUILD_DEPOT, TRANSPORT_ROAD);
 559                 DeleteWindowById(WC_SELECT_STATION, 0);
 560                 DeleteWindowByClass(WC_BUILD_BRIDGE);
 561         }
 562
 563         virtual void OnPlaceDrag(ViewportPlaceMethod select_method, ViewportDragDropSelectionProcess select_proc, Point pt)
 564         {
 565                 /* Here we update the end tile flags
 566                  * of the road placement actions.
 567                  * At first we reset the end halfroad
 568                  * bits and if needed we set them again. */
 569                 switch (select_proc) {
 570                         case DDSP_PLACE_ROAD_X_DIR:
 571                                 _place_road_flag &= ~RF_END_HALFROAD_X;
 572                                 if (pt.x & 8) _place_road_flag |= RF_END_HALFROAD_X;
 573                                 break;
 574
 575                         case DDSP_PLACE_ROAD_Y_DIR:
 576                                 _place_road_flag &= ~RF_END_HALFROAD_Y;
 577                                 if (pt.y & 8) _place_road_flag |= RF_END_HALFROAD_Y;
 578                                 break;
 579
 580                         case DDSP_PLACE_AUTOROAD:
 581                                 _place_road_flag &= ~(RF_END_HALFROAD_Y | RF_END_HALFROAD_X);
 582                                 if (pt.y & 8) _place_road_flag |= RF_END_HALFROAD_Y;
 583                                 if (pt.x & 8) _place_road_flag |= RF_END_HALFROAD_X;
 584
 585                                 /* For autoroad we need to update the
 586                                  * direction of the road */
 587                                 if (_thd.size.x > _thd.size.y || (_thd.size.x == _thd.size.y &&
 588                                                 ( (_tile_fract_coords.x < _tile_fract_coords.y && (_tile_fract_coords.x + _tile_fract_coords.y) < 16) ||
 589                                                 (_tile_fract_coords.x > _tile_fract_coords.y && (_tile_fract_coords.x + _tile_fract_coords.y) > 16) ))) {
 590                                         /* Set dir = X */
 591                                         _place_road_flag &= ~RF_DIR_Y;
 592                                 } else {
 593                                         /* Set dir = Y */
 594                                         _place_road_flag |= RF_DIR_Y;
 595                                 }
 596
 597                                 break;
 598
 599                         default:
 600                                 break;
 601                 }
 602
 603                 VpSelectTilesWithMethod(pt.x, pt.y, select_method);
 604         }
 605
 606         virtual void OnPlaceMouseUp(ViewportPlaceMethod select_method, ViewportDragDropSelectionProcess select_proc, Point pt, TileIndex start_tile, TileIndex end_tile)
 607         {
 608                 if (pt.x != -1) {
 609                         switch (select_proc) {
 610                                 default: NOT_REACHED();
 611                                 case DDSP_BUILD_BRIDGE:
 612                                         if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
 613                                         ShowBuildBridgeWindow(start_tile, end_tile, TRANSPORT_ROAD, RoadTypeToRoadTypes(_cur_roadtype));
 614                                         break;
 615
 616                                 case DDSP_DEMOLISH_AREA:
 617                                         GUIPlaceProcDragXY(select_proc, start_tile, end_tile);
 618                                         break;
 619
 620                                 case DDSP_PLACE_ROAD_X_DIR:
 621                                 case DDSP_PLACE_ROAD_Y_DIR:
 622                                 case DDSP_PLACE_AUTOROAD:
 623                                         /* Flag description:
 624                                          * Use the first three bits (0x07) if dir == Y
 625                                          * else use the last 2 bits (X dir has
 626                                          * not the 3rd bit set) */
 627                                         _place_road_flag = (RoadFlags)((_place_road_flag & RF_DIR_Y) ? (_place_road_flag & 0x07) : (_place_road_flag >> 3));
 628
 629                                         DoCommandP(start_tile, end_tile, _place_road_flag | (_cur_roadtype << 3) | (_one_way_button_clicked << 5),
 630                                                         _remove_button_clicked ?
 631                                                         CMD_REMOVE_LONG_ROAD | CMD_MSG(_road_type_infos[_cur_roadtype].err_remove_road) :
 632                                                         CMD_BUILD_LONG_ROAD | CMD_MSG(_road_type_infos[_cur_roadtype].err_build_road), CcPlaySound_SPLAT_OTHER);
 633                                         break;
 634
 635                                 case DDSP_BUILD_BUSSTOP:
 636                                         PlaceRoadStop(start_tile, end_tile, (_ctrl_pressed << 5) | RoadTypeToRoadTypes(_cur_roadtype) << 2 | ROADSTOP_BUS, CMD_BUILD_ROAD_STOP | CMD_MSG(_road_type_infos[_cur_roadtype].err_build_station[ROADSTOP_BUS]));
 637                                         break;
 638
 639                                 case DDSP_BUILD_TRUCKSTOP:
 640                                         PlaceRoadStop(start_tile, end_tile, (_ctrl_pressed << 5) | RoadTypeToRoadTypes(_cur_roadtype) << 2 | ROADSTOP_TRUCK, CMD_BUILD_ROAD_STOP | CMD_MSG(_road_type_infos[_cur_roadtype].err_build_station[ROADSTOP_TRUCK]));
 641                                         break;
 642
 643                                 case DDSP_REMOVE_BUSSTOP: {
 644                                         TileArea ta(start_tile, end_tile);
 645                                         DoCommandP(ta.tile, ta.w | ta.h << 8, (_ctrl_pressed << 1) | ROADSTOP_BUS, CMD_REMOVE_ROAD_STOP | CMD_MSG(_road_type_infos[_cur_roadtype].err_remove_station[ROADSTOP_BUS]), CcPlaySound_SPLAT_OTHER);
 646                                         break;
 647                                 }
 648
 649                                 case DDSP_REMOVE_TRUCKSTOP: {
 650                                         TileArea ta(start_tile, end_tile);
 651                                         DoCommandP(ta.tile, ta.w | ta.h << 8, (_ctrl_pressed << 1) | ROADSTOP_TRUCK, CMD_REMOVE_ROAD_STOP | CMD_MSG(_road_type_infos[_cur_roadtype].err_remove_station[ROADSTOP_TRUCK]), CcPlaySound_SPLAT_OTHER);
 652                                         break;
 653                                 }
 654                         }
 655                 }
 656         }
 657
 658         virtual void OnPlacePresize(Point pt, TileIndex tile)
 659         {
 660                 DoCommand(tile, RoadTypeToRoadTypes(_cur_roadtype) | (TRANSPORT_ROAD << 8), 0, DC_AUTO, CMD_BUILD_TUNNEL);
 661                 VpSetPresizeRange(tile, _build_tunnel_endtile == 0 ? tile : _build_tunnel_endtile);
 662         }
 663
 664         virtual EventState OnCTRLStateChange()
 665         {
 666                 if (RoadToolbar_CtrlChanged(this)) return ES_HANDLED;
 667                 return ES_NOT_HANDLED;
 668         }
 669
 670         static HotkeyList hotkeys;
 671 };
 672
 673 /**
 674  * Handler for global hotkeys of the BuildRoadToolbarWindow.
 675  * @param hotkey Hotkey
 676  * @return ES_HANDLED if hotkey was accepted.
 677  */
 678 static EventState RoadToolbarGlobalHotkeys(int hotkey)
 679 {
 680         Window *w = NULL;
 681         switch (_game_mode) {
 682                 case GM_NORMAL: {
 683                         extern RoadType _last_built_roadtype;
 684                         w = ShowBuildRoadToolbar(_last_built_roadtype);
 685                         break;
 686                 }
 687
 688                 case GM_EDITOR:
 689                         w = ShowBuildRoadScenToolbar();
 690                         break;
 691
 692                 default:
 693                         break;
 694         }
 695
 696         if (w == NULL) return ES_NOT_HANDLED;
 697         return w->OnHotkey(hotkey);
 698 }
 699
 700 static Hotkey roadtoolbar_hotkeys[] = {
 701         Hotkey('1', "build_x", WID_ROT_ROAD_X),
 702         Hotkey('2', "build_y", WID_ROT_ROAD_Y),
 703         Hotkey('3', "autoroad", WID_ROT_AUTOROAD),
 704         Hotkey('4', "demolish", WID_ROT_DEMOLISH),
 705         Hotkey('5', "depot", WID_ROT_DEPOT),
 706         Hotkey('6', "bus_station", WID_ROT_BUS_STATION),
 707         Hotkey('7', "truck_station", WID_ROT_TRUCK_STATION),
 708         Hotkey('8', "oneway", WID_ROT_ONE_WAY),
 709         Hotkey('B', "bridge", WID_ROT_BUILD_BRIDGE),
 710         Hotkey('T', "tunnel", WID_ROT_BUILD_TUNNEL),
 711         Hotkey('R', "remove", WID_ROT_REMOVE),
 712         HOTKEY_LIST_END
 713 };
 714 HotkeyList BuildRoadToolbarWindow::hotkeys("roadtoolbar", roadtoolbar_hotkeys, RoadToolbarGlobalHotkeys);
 715
 716
 717 static const NWidgetPart _nested_build_road_widgets[] = {
 718         NWidget(NWID_HORIZONTAL),
 719                 NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
 720                 NWidget(WWT_CAPTION, COLOUR_DARK_GREEN), SetDataTip(STR_ROAD_TOOLBAR_ROAD_CONSTRUCTION_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 721                 NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
 722         EndContainer(),
 723         NWidget(NWID_HORIZONTAL),
 724                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_ROAD_X),
 725                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_X_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_SECTION),
 726                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_ROAD_Y),
 727                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_Y_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_SECTION),
 728                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_AUTOROAD),
 729                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_AUTOROAD, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_AUTOROAD),
 730                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_DEMOLISH),
 731                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_DYNAMITE, STR_TOOLTIP_DEMOLISH_BUILDINGS_ETC),
 732                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_DEPOT),
 733                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_DEPOT, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_VEHICLE_DEPOT),
 734                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_BUS_STATION),
 735                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_BUS_STATION, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_BUS_STATION),
 736                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_TRUCK_STATION),
 737                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_TRUCK_BAY, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRUCK_LOADING_BAY),
 738                 NWidget(WWT_PANEL, COLOUR_DARK_GREEN, -1), SetMinimalSize(0, 22), SetFill(1, 1), EndContainer(),
 739                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_ONE_WAY),
 740                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_ONE_WAY, STR_ROAD_TOOLBAR_TOOLTIP_TOGGLE_ONE_WAY_ROAD),
 741                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_BUILD_BRIDGE),
 742                                                 SetFill(0, 1), SetMinimalSize(43, 22), SetDataTip(SPR_IMG_BRIDGE, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_BRIDGE),
 743                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_BUILD_TUNNEL),
 744                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_TUNNEL, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_TUNNEL),
 745                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_REMOVE),
 746                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_REMOVE, STR_ROAD_TOOLBAR_TOOLTIP_TOGGLE_BUILD_REMOVE_FOR_ROAD),
 747         EndContainer(),
 748 };
 749
 750 static WindowDesc _build_road_desc(
 751         WDP_ALIGN_TOOLBAR, "toolbar_road", 0, 0,
 752         WC_BUILD_TOOLBAR, WC_NONE,
 753         WDF_CONSTRUCTION,
 754         _nested_build_road_widgets, lengthof(_nested_build_road_widgets),
 755         &BuildRoadToolbarWindow::hotkeys
 756 );
 757
 758 static const NWidgetPart _nested_build_tramway_widgets[] = {
 759         NWidget(NWID_HORIZONTAL),
 760                 NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
 761                 NWidget(WWT_CAPTION, COLOUR_DARK_GREEN), SetDataTip(STR_ROAD_TOOLBAR_TRAM_CONSTRUCTION_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 762                 NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
 763         EndContainer(),
 764         NWidget(NWID_HORIZONTAL),
 765                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_ROAD_X),
 766                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_TRAMWAY_X_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAMWAY_SECTION),
 767                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_ROAD_Y),
 768                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_TRAMWAY_Y_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAMWAY_SECTION),
 769                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_AUTOROAD),
 770                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_AUTOTRAM, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_AUTOTRAM),
 771                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_DEMOLISH),
 772                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_DYNAMITE, STR_TOOLTIP_DEMOLISH_BUILDINGS_ETC),
 773                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_DEPOT),
 774                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_DEPOT, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAM_VEHICLE_DEPOT),
 775                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_BUS_STATION),
 776                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_BUS_STATION, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_PASSENGER_TRAM_STATION),
 777                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_TRUCK_STATION),
 778                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_TRUCK_BAY, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_CARGO_TRAM_STATION),
 779                 NWidget(WWT_PANEL, COLOUR_DARK_GREEN, -1), SetMinimalSize(0, 22), SetFill(1, 1), EndContainer(),
 780                 NWidget(WWT_EMPTY, COLOUR_DARK_GREEN, WID_ROT_ONE_WAY), SetMinimalSize(0, 0),
 781                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_BUILD_BRIDGE),
 782                                                 SetFill(0, 1), SetMinimalSize(43, 22), SetDataTip(SPR_IMG_BRIDGE, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAMWAY_BRIDGE),
 783                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_BUILD_TUNNEL),
 784                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_TUNNEL, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAMWAY_TUNNEL),
 785                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_REMOVE),
 786                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_REMOVE, STR_ROAD_TOOLBAR_TOOLTIP_TOGGLE_BUILD_REMOVE_FOR_TRAMWAYS),
 787         EndContainer(),
 788 };
 789
 790 static WindowDesc _build_tramway_desc(
 791         WDP_ALIGN_TOOLBAR, "toolbar_tramway", 0, 0,
 792         WC_BUILD_TOOLBAR, WC_NONE,
 793         WDF_CONSTRUCTION,
 794         _nested_build_tramway_widgets, lengthof(_nested_build_tramway_widgets),
 795         &BuildRoadToolbarWindow::hotkeys
 796 );
 797
 798 /**
 799  * Open the build road toolbar window
 800  *
 801  * If the terraform toolbar is linked to the toolbar, that window is also opened.
 802  *
 803  * @return newly opened road toolbar, or NULL if the toolbar could not be opened.
 804  */
 805 Window *ShowBuildRoadToolbar(RoadType roadtype)
 806 {
 807         if (!Company::IsValidID(_local_company)) return NULL;
 808         _cur_roadtype = roadtype;
 809
 810         DeleteWindowByClass(WC_BUILD_TOOLBAR);
 811         return AllocateWindowDescFront<BuildRoadToolbarWindow>(roadtype == ROADTYPE_ROAD ? &_build_road_desc : &_build_tramway_desc, TRANSPORT_ROAD);
 812 }
 813
 814 static const NWidgetPart _nested_build_road_scen_widgets[] = {
 815         NWidget(NWID_HORIZONTAL),
 816                 NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
 817                 NWidget(WWT_CAPTION, COLOUR_DARK_GREEN), SetDataTip(STR_ROAD_TOOLBAR_ROAD_CONSTRUCTION_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 818                 NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
 819         EndContainer(),
 820         NWidget(NWID_HORIZONTAL),
 821                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_ROAD_X),
 822                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_X_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_SECTION),
 823                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_ROAD_Y),
 824                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_Y_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_SECTION),
 825                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_AUTOROAD),
 826                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_AUTOROAD, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_AUTOROAD),
 827                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_DEMOLISH),
 828                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_DYNAMITE, STR_TOOLTIP_DEMOLISH_BUILDINGS_ETC),
 829                 NWidget(WWT_PANEL, COLOUR_DARK_GREEN, -1), SetMinimalSize(0, 22), SetFill(1, 1), EndContainer(),
 830                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_ONE_WAY),
 831                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_ONE_WAY, STR_ROAD_TOOLBAR_TOOLTIP_TOGGLE_ONE_WAY_ROAD),
 832                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_BUILD_BRIDGE),
 833                                                 SetFill(0, 1), SetMinimalSize(43, 22), SetDataTip(SPR_IMG_BRIDGE, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_BRIDGE),
 834                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_BUILD_TUNNEL),
 835                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_TUNNEL, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_TUNNEL),
 836                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_REMOVE),
 837                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_REMOVE, STR_ROAD_TOOLBAR_TOOLTIP_TOGGLE_BUILD_REMOVE_FOR_ROAD),
 838         EndContainer(),
 839 };
 840
 841 static WindowDesc _build_road_scen_desc(
 842         WDP_AUTO, "toolbar_road_scen", 0, 0,
 843         WC_SCEN_BUILD_TOOLBAR, WC_NONE,
 844         WDF_CONSTRUCTION,
 845         _nested_build_road_scen_widgets, lengthof(_nested_build_road_scen_widgets),
 846         &BuildRoadToolbarWindow::hotkeys
 847 );
 848
 849 /**
 850  * Show the road building toolbar in the scenario editor.
 851  * @return The just opened toolbar, or \c NULL if the toolbar was already open.
 852  */
 853 Window *ShowBuildRoadScenToolbar()
 854 {
 855         _cur_roadtype = ROADTYPE_ROAD;
 856         return AllocateWindowDescFront<BuildRoadToolbarWindow>(&_build_road_scen_desc, TRANSPORT_ROAD);
 857 }
 858
 859 struct BuildRoadDepotWindow : public PickerWindowBase {
 860         BuildRoadDepotWindow(WindowDesc *desc, Window *parent) : PickerWindowBase(desc, parent)
 861         {
 862                 this->CreateNestedTree();
 863
 864                 this->LowerWidget(_road_depot_orientation + WID_BROD_DEPOT_NE);
 865                 if ( _cur_roadtype == ROADTYPE_TRAM) {
 866                         this->GetWidget<NWidgetCore>(WID_BROD_CAPTION)->widget_data = STR_BUILD_DEPOT_TRAM_ORIENTATION_CAPTION;
 867                         for (int i = WID_BROD_DEPOT_NE; i <= WID_BROD_DEPOT_NW; i++) this->GetWidget<NWidgetCore>(i)->tool_tip = STR_BUILD_DEPOT_TRAM_ORIENTATION_SELECT_TOOLTIP;
 868                 }
 869
 870                 this->FinishInitNested(TRANSPORT_ROAD);
 871         }
 872
 873         virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
 874         {
 875                 if (!IsInsideMM(widget, WID_BROD_DEPOT_NE, WID_BROD_DEPOT_NW + 1)) return;
 876
 877                 size->width  = ScaleGUITrad(64) + 2;
 878                 size->height = ScaleGUITrad(48) + 2;
 879         }
 880
 881         virtual void DrawWidget(const Rect &r, int widget) const
 882         {
 883                 if (!IsInsideMM(widget, WID_BROD_DEPOT_NE, WID_BROD_DEPOT_NW + 1)) return;
 884
 885                 DrawRoadDepotSprite(r.left + 1 + ScaleGUITrad(31), r.bottom - ScaleGUITrad(31), (DiagDirection)(widget - WID_BROD_DEPOT_NE + DIAGDIR_NE), _cur_roadtype);
 886         }
 887
 888         virtual void OnClick(Point pt, int widget, int click_count)
 889         {
 890                 switch (widget) {
 891                         case WID_BROD_DEPOT_NW:
 892                         case WID_BROD_DEPOT_NE:
 893                         case WID_BROD_DEPOT_SW:
 894                         case WID_BROD_DEPOT_SE:
 895                                 this->RaiseWidget(_road_depot_orientation + WID_BROD_DEPOT_NE);
 896                                 _road_depot_orientation = (DiagDirection)(widget - WID_BROD_DEPOT_NE);
 897                                 this->LowerWidget(_road_depot_orientation + WID_BROD_DEPOT_NE);
 898                                 if (_settings_client.sound.click_beep) SndPlayFx(SND_15_BEEP);
 899                                 this->SetDirty();
 900                                 break;
 901
 902                         default:
 903                                 break;
 904                 }
 905         }
 906 };
 907
 908 static const NWidgetPart _nested_build_road_depot_widgets[] = {
 909         NWidget(NWID_HORIZONTAL),
 910                 NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
 911                 NWidget(WWT_CAPTION, COLOUR_DARK_GREEN, WID_BROD_CAPTION), SetDataTip(STR_BUILD_DEPOT_ROAD_ORIENTATION_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 912         EndContainer(),
 913         NWidget(WWT_PANEL, COLOUR_DARK_GREEN),
 914                 NWidget(NWID_SPACER), SetMinimalSize(0, 3),
 915                 NWidget(NWID_HORIZONTAL_LTR),
 916                         NWidget(NWID_SPACER), SetMinimalSize(3, 0), SetFill(1, 0),
 917                         NWidget(NWID_VERTICAL),
 918                                 NWidget(WWT_PANEL, COLOUR_GREY, WID_BROD_DEPOT_NW), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_ROAD_ORIENTATION_SELECT_TOOLTIP),
 919                                 EndContainer(),
 920                                 NWidget(NWID_SPACER), SetMinimalSize(0, 2),
 921                                 NWidget(WWT_PANEL, COLOUR_GREY, WID_BROD_DEPOT_SW), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_ROAD_ORIENTATION_SELECT_TOOLTIP),
 922                                 EndContainer(),
 923                         EndContainer(),
 924                         NWidget(NWID_SPACER), SetMinimalSize(2, 0),
 925                         NWidget(NWID_VERTICAL),
 926                                 NWidget(WWT_PANEL, COLOUR_GREY, WID_BROD_DEPOT_NE), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_ROAD_ORIENTATION_SELECT_TOOLTIP),
 927                                 EndContainer(),
 928                                 NWidget(NWID_SPACER), SetMinimalSize(0, 2),
 929                                 NWidget(WWT_PANEL, COLOUR_GREY, WID_BROD_DEPOT_SE), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_ROAD_ORIENTATION_SELECT_TOOLTIP),
 930                                 EndContainer(),
 931                         EndContainer(),
 932                         NWidget(NWID_SPACER), SetMinimalSize(3, 0), SetFill(1, 0),
 933                 EndContainer(),
 934                 NWidget(NWID_SPACER), SetMinimalSize(0, 3),
 935         EndContainer(),
 936 };
 937
 938 static WindowDesc _build_road_depot_desc(
 939         WDP_AUTO, NULL, 0, 0,
 940         WC_BUILD_DEPOT, WC_BUILD_TOOLBAR,
 941         WDF_CONSTRUCTION,
 942         _nested_build_road_depot_widgets, lengthof(_nested_build_road_depot_widgets)
 943 );
 944
 945 static void ShowRoadDepotPicker(Window *parent)
 946 {
 947         new BuildRoadDepotWindow(&_build_road_depot_desc, parent);
 948 }
 949
 950 struct BuildRoadStationWindow : public PickerWindowBase {
 951         BuildRoadStationWindow(WindowDesc *desc, Window *parent, RoadStopType rs) : PickerWindowBase(desc, parent)
 952         {
 953                 this->CreateNestedTree();
 954
 955                 /* Trams don't have non-drivethrough stations */
 956                 if (_cur_roadtype == ROADTYPE_TRAM && _road_station_picker_orientation < DIAGDIR_END) {
 957                         _road_station_picker_orientation = DIAGDIR_END;
 958                 }
 959
 960                 this->GetWidget<NWidgetCore>(WID_BROS_CAPTION)->widget_data = _road_type_infos[_cur_roadtype].picker_title[rs];
 961                 for (uint i = (_cur_roadtype == ROADTYPE_TRAM ? WID_BROS_STATION_X : WID_BROS_STATION_NE); i < WID_BROS_LT_OFF; i++) {
 962                         this->GetWidget<NWidgetCore>(i)->tool_tip = _road_type_infos[_cur_roadtype].picker_tooltip[rs];
 963                 }
 964
 965                 this->LowerWidget(_road_station_picker_orientation + WID_BROS_STATION_NE);
 966                 this->LowerWidget(_settings_client.gui.station_show_coverage + WID_BROS_LT_OFF);
 967
 968                 this->FinishInitNested(TRANSPORT_ROAD);
 969
 970                 this->window_class = (rs == ROADSTOP_BUS) ? WC_BUS_STATION : WC_TRUCK_STATION;
 971         }
 972
 973         virtual ~BuildRoadStationWindow()
 974         {
 975                 DeleteWindowById(WC_SELECT_STATION, 0);
 976         }
 977
 978         virtual void OnPaint()
 979         {
 980                 this->DrawWidgets();
 981
 982                 int rad = _settings_game.station.modified_catchment ? ((this->window_class == WC_BUS_STATION) ? CA_BUS : CA_TRUCK) : CA_UNMODIFIED;
 983                 if (_settings_client.gui.station_show_coverage) {
 984                         SetTileSelectBigSize(-rad, -rad, 2 * rad, 2 * rad);
 985                 } else {
 986                         SetTileSelectSize(1, 1);
 987                 }
 988
 989                 /* 'Accepts' and 'Supplies' texts. */
 990                 StationCoverageType sct = (this->window_class == WC_BUS_STATION) ? SCT_PASSENGERS_ONLY : SCT_NON_PASSENGERS_ONLY;
 991                 int top = this->GetWidget<NWidgetBase>(WID_BROS_LT_ON)->pos_y + this->GetWidget<NWidgetBase>(WID_BROS_LT_ON)->current_y + WD_PAR_VSEP_NORMAL;
 992                 NWidgetBase *back_nwi = this->GetWidget<NWidgetBase>(WID_BROS_BACKGROUND);
 993                 int right = back_nwi->pos_x +  back_nwi->current_x;
 994                 int bottom = back_nwi->pos_y +  back_nwi->current_y;
 995                 top = DrawStationCoverageAreaText(back_nwi->pos_x + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, top, sct, rad, false) + WD_PAR_VSEP_NORMAL;
 996                 top = DrawStationCoverageAreaText(back_nwi->pos_x + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, top, sct, rad, true) + WD_PAR_VSEP_NORMAL;
 997                 /* Resize background if the window is too small.
 998                  * Never make the window smaller to avoid oscillating if the size change affects the acceptance.
 999                  * (This is the case, if making the window bigger moves the mouse into the window.) */
1000                 if (top > bottom) {
1001                         ResizeWindow(this, 0, top - bottom, false);
1002                 }
1003         }
1004
1005         virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
1006         {
1007                 if (!IsInsideMM(widget, WID_BROS_STATION_NE, WID_BROS_STATION_Y + 1)) return;
1008
1009                 size->width  = ScaleGUITrad(64) + 2;
1010                 size->height = ScaleGUITrad(48) + 2;
1011         }
1012
1013         virtual void DrawWidget(const Rect &r, int widget) const
1014         {
1015                 if (!IsInsideMM(widget, WID_BROS_STATION_NE, WID_BROS_STATION_Y + 1)) return;
1016
1017                 StationType st = (this->window_class == WC_BUS_STATION) ? STATION_BUS : STATION_TRUCK;
1018                 StationPickerDrawSprite(r.left + 1 + ScaleGUITrad(31), r.bottom - ScaleGUITrad(31), st, INVALID_RAILTYPE, widget < WID_BROS_STATION_X ? ROADTYPE_ROAD : _cur_roadtype, widget - WID_BROS_STATION_NE);
1019         }
1020
1021         virtual void OnClick(Point pt, int widget, int click_count)
1022         {
1023                 switch (widget) {
1024                         case WID_BROS_STATION_NE:
1025                         case WID_BROS_STATION_SE:
1026                         case WID_BROS_STATION_SW:
1027                         case WID_BROS_STATION_NW:
1028                         case WID_BROS_STATION_X:
1029                         case WID_BROS_STATION_Y:
1030                                 this->RaiseWidget(_road_station_picker_orientation + WID_BROS_STATION_NE);
1031                                 _road_station_picker_orientation = (DiagDirection)(widget - WID_BROS_STATION_NE);
1032                                 this->LowerWidget(_road_station_picker_orientation + WID_BROS_STATION_NE);
1033                                 if (_settings_client.sound.click_beep) SndPlayFx(SND_15_BEEP);
1034                                 this->SetDirty();
1035                                 DeleteWindowById(WC_SELECT_STATION, 0);
1036                                 break;
1037
1038                         case WID_BROS_LT_OFF:
1039                         case WID_BROS_LT_ON:
1040                                 this->RaiseWidget(_settings_client.gui.station_show_coverage + WID_BROS_LT_OFF);
1041                                 _settings_client.gui.station_show_coverage = (widget != WID_BROS_LT_OFF);
1042                                 this->LowerWidget(_settings_client.gui.station_show_coverage + WID_BROS_LT_OFF);
1043                                 if (_settings_client.sound.click_beep) SndPlayFx(SND_15_BEEP);
1044                                 this->SetDirty();
1045                                 break;
1046
1047                         default:
1048                                 break;
1049                 }
1050         }
1051
1052         virtual void OnTick()
1053         {
1054                 CheckRedrawStationCoverage(this);
1055         }
1056 };
1057
1058 /** Widget definition of the build road station window */
1059 static const NWidgetPart _nested_road_station_picker_widgets[] = {
1060         NWidget(NWID_HORIZONTAL),
1061                 NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
1062                 NWidget(WWT_CAPTION,  COLOUR_DARK_GREEN, WID_BROS_CAPTION),
1063         EndContainer(),
1064         NWidget(WWT_PANEL, COLOUR_DARK_GREEN, WID_BROS_BACKGROUND),
1065                 NWidget(NWID_SPACER), SetMinimalSize(0, 3),
1066                 NWidget(NWID_HORIZONTAL), SetPIP(0, 2, 0),
1067                         NWidget(NWID_SPACER), SetFill(1, 0),
1068                         NWidget(WWT_PANEL, COLOUR_GREY, WID_BROS_STATION_NW), SetMinimalSize(66, 50), SetFill(0, 0), EndContainer(),
1069                         NWidget(WWT_PANEL, COLOUR_GREY, WID_BROS_STATION_NE), SetMinimalSize(66, 50), SetFill(0, 0), EndContainer(),
1070                         NWidget(WWT_PANEL, COLOUR_GREY, WID_BROS_STATION_X),  SetMinimalSize(66, 50), SetFill(0, 0), EndContainer(),
1071                         NWidget(NWID_SPACER), SetFill(1, 0),
1072                 EndContainer(),
1073                 NWidget(NWID_SPACER), SetMinimalSize(0, 2),
1074                 NWidget(NWID_HORIZONTAL), SetPIP(0, 2, 0),
1075                         NWidget(NWID_SPACER), SetFill(1, 0),
1076                         NWidget(WWT_PANEL, COLOUR_GREY, WID_BROS_STATION_SW), SetMinimalSize(66, 50), SetFill(0, 0), EndContainer(),
1077                         NWidget(WWT_PANEL, COLOUR_GREY, WID_BROS_STATION_SE), SetMinimalSize(66, 50), SetFill(0, 0), EndContainer(),
1078                         NWidget(WWT_PANEL, COLOUR_GREY, WID_BROS_STATION_Y),  SetMinimalSize(66, 50), SetFill(0, 0), EndContainer(),
1079                         NWidget(NWID_SPACER), SetFill(1, 0),
1080                 EndContainer(),
1081                 NWidget(NWID_SPACER), SetMinimalSize(0, 1),
1082                 NWidget(NWID_HORIZONTAL), SetPIP(2, 0, 2),
1083                         NWidget(WWT_LABEL, COLOUR_DARK_GREEN, WID_BROS_INFO), SetMinimalSize(140, 14), SetDataTip(STR_STATION_BUILD_COVERAGE_AREA_TITLE, STR_NULL),
1084                         NWidget(NWID_SPACER), SetFill(1, 0),
1085                 EndContainer(),
1086                 NWidget(NWID_HORIZONTAL), SetPIP(2, 0, 2),
1087                         NWidget(NWID_SPACER), SetFill(1, 0),
1088                         NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_BROS_LT_OFF), SetMinimalSize(60, 12),
1089                                                                                         SetDataTip(STR_STATION_BUILD_COVERAGE_OFF, STR_STATION_BUILD_COVERAGE_AREA_OFF_TOOLTIP),
1090                         NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_BROS_LT_ON), SetMinimalSize(60, 12),
1091                                                                                         SetDataTip(STR_STATION_BUILD_COVERAGE_ON, STR_STATION_BUILD_COVERAGE_AREA_ON_TOOLTIP),
1092                         NWidget(NWID_SPACER), SetFill(1, 0),
1093                 EndContainer(),
1094                 NWidget(NWID_SPACER), SetMinimalSize(0, 10), SetResize(0, 1),
1095         EndContainer(),
1096 };
1097
1098 static WindowDesc _road_station_picker_desc(
1099         WDP_AUTO, NULL, 0, 0,
1100         WC_BUS_STATION, WC_BUILD_TOOLBAR,
1101         WDF_CONSTRUCTION,
1102         _nested_road_station_picker_widgets, lengthof(_nested_road_station_picker_widgets)
1103 );
1104
1105 /** Widget definition of the build tram station window */
1106 static const NWidgetPart _nested_tram_station_picker_widgets[] = {
1107         NWidget(NWID_HORIZONTAL),
1108                 NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
1109                 NWidget(WWT_CAPTION,  COLOUR_DARK_GREEN, WID_BROS_CAPTION),
1110         EndContainer(),
1111         NWidget(WWT_PANEL, COLOUR_DARK_GREEN, WID_BROS_BACKGROUND),
1112                 NWidget(NWID_SPACER), SetMinimalSize(0, 3),
1113                 NWidget(NWID_HORIZONTAL), SetPIP(0, 2, 0),
1114                         NWidget(NWID_SPACER), SetFill(1, 0),
1115                         NWidget(WWT_PANEL, COLOUR_GREY, WID_BROS_STATION_X),  SetMinimalSize(66, 50), SetFill(0, 0), EndContainer(),
1116                         NWidget(WWT_PANEL, COLOUR_GREY, WID_BROS_STATION_Y),  SetMinimalSize(66, 50), SetFill(0, 0), EndContainer(),
1117                         NWidget(NWID_SPACER), SetFill(1, 0),
1118                 EndContainer(),
1119                 NWidget(NWID_SPACER), SetMinimalSize(0, 1),
1120                 NWidget(NWID_HORIZONTAL), SetPIP(2, 0, 2),
1121                         NWidget(WWT_LABEL, COLOUR_DARK_GREEN, WID_BROS_INFO), SetMinimalSize(140, 14), SetDataTip(STR_STATION_BUILD_COVERAGE_AREA_TITLE, STR_NULL),
1122                         NWidget(NWID_SPACER), SetFill(1, 0),
1123                 EndContainer(),
1124                 NWidget(NWID_HORIZONTAL), SetPIP(2, 0, 2),
1125                         NWidget(NWID_SPACER), SetFill(1, 0),
1126                         NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_BROS_LT_OFF), SetMinimalSize(60, 12),
1127                                                                                         SetDataTip(STR_STATION_BUILD_COVERAGE_OFF, STR_STATION_BUILD_COVERAGE_AREA_OFF_TOOLTIP),
1128                         NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_BROS_LT_ON), SetMinimalSize(60, 12),
1129                                                                                         SetDataTip(STR_STATION_BUILD_COVERAGE_ON, STR_STATION_BUILD_COVERAGE_AREA_ON_TOOLTIP),
1130                         NWidget(NWID_SPACER), SetFill(1, 0),
1131                 EndContainer(),
1132                 NWidget(NWID_SPACER), SetMinimalSize(0, 10), SetResize(0, 1),
1133         EndContainer(),
1134 };
1135
1136 static WindowDesc _tram_station_picker_desc(
1137         WDP_AUTO, NULL, 0, 0,
1138         WC_BUS_STATION, WC_BUILD_TOOLBAR,
1139         WDF_CONSTRUCTION,
1140         _nested_tram_station_picker_widgets, lengthof(_nested_tram_station_picker_widgets)
1141 );
1142
1143 static void ShowRVStationPicker(Window *parent, RoadStopType rs)
1144 {
1145         new BuildRoadStationWindow(_cur_roadtype == ROADTYPE_ROAD ? &_road_station_picker_desc : &_tram_station_picker_desc, parent, rs);
1146 }
1147
1148 void InitializeRoadGui()
1149 {
1150         _road_depot_orientation = DIAGDIR_NW;
1151         _road_station_picker_orientation = DIAGDIR_NW;
1152 }