src/road_gui.cpp

   1 /*
   2  * This file is part of OpenTTD.
   3  * 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.
   4  * 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.
   5  * 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/>.
   6  */
   7
   8 /** @file road_gui.cpp GUI for building roads. */
   9
  10 #include "stdafx.h"
  11 #include "gui.h"
  12 #include "window_gui.h"
  13 #include "station_gui.h"
  14 #include "terraform_gui.h"
  15 #include "viewport_func.h"
  16 #include "command_func.h"
  17 #include "road_cmd.h"
  18 #include "station_func.h"
  19 #include "window_func.h"
  20 #include "vehicle_func.h"
  21 #include "sound_func.h"
  22 #include "company_func.h"
  23 #include "tunnelbridge.h"
  24 #include "tunnelbridge_map.h"
  25 #include "tilehighlight_func.h"
  26 #include "company_base.h"
  27 #include "hotkeys.h"
  28 #include "road_gui.h"
  29 #include "zoom_func.h"
  30 #include "engine_base.h"
  31 #include "strings_func.h"
  32 #include "core/geometry_func.hpp"
  33 #include "date_func.h"
  34
  35 #include "widgets/road_widget.h"
  36
  37 #include "table/strings.h"
  38
  39 #include "safeguards.h"
  40
  41 static void ShowRVStationPicker(Window *parent, RoadStopType rs);
  42 static void ShowRoadDepotPicker(Window *parent);
  43
  44 static bool _remove_button_clicked;
  45 static bool _one_way_button_clicked;
  46
  47 /**
  48  * Define the values of the RoadFlags
  49  * @see CmdBuildLongRoad
  50  */
  51 enum RoadFlags {
  52         RF_NONE             = 0x00,
  53         RF_START_HALFROAD_Y = 0x01,    // The start tile in Y-dir should have only a half road
  54         RF_END_HALFROAD_Y   = 0x02,    // The end tile in Y-dir should have only a half road
  55         RF_DIR_Y            = 0x04,    // The direction is Y-dir
  56         RF_DIR_X            = RF_NONE, // Dummy; Dir X is set when RF_DIR_Y is not set
  57         RF_START_HALFROAD_X = 0x08,    // The start tile in X-dir should have only a half road
  58         RF_END_HALFROAD_X   = 0x10,    // The end tile in X-dir should have only a half road
  59 };
  60 DECLARE_ENUM_AS_BIT_SET(RoadFlags)
  61
  62 static RoadFlags _place_road_flag;
  63
  64 static RoadType _cur_roadtype;
  65
  66 static DiagDirection _road_depot_orientation;
  67 static DiagDirection _road_station_picker_orientation;
  68
  69 void CcPlaySound_CONSTRUCTION_OTHER(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2, uint32 cmd)
  70 {
  71         if (result.Succeeded() && _settings_client.sound.confirm) SndPlayTileFx(SND_1F_CONSTRUCTION_OTHER, tile);
  72 }
  73
  74 /**
  75  * Callback to start placing a bridge.
  76  * @param tile Start tile of the bridge.
  77  */
  78 static void PlaceRoad_Bridge(TileIndex tile, Window *w)
  79 {
  80         if (IsBridgeTile(tile)) {
  81                 TileIndex other_tile = GetOtherTunnelBridgeEnd(tile);
  82                 Point pt = {0, 0};
  83                 w->OnPlaceMouseUp(VPM_X_OR_Y, DDSP_BUILD_BRIDGE, pt, other_tile, tile);
  84         } else {
  85                 VpStartPlaceSizing(tile, VPM_X_OR_Y, DDSP_BUILD_BRIDGE);
  86         }
  87 }
  88
  89 /**
  90  * Callback executed after a build road tunnel command has been called.
  91  *
  92  * @param result Whether the build succeeded.
  93  * @param start_tile Starting tile of the tunnel.
  94  * @param p1 bit 0-3 railtype or roadtypes
  95  *           bit 8-9 transport type
  96  * @param p2 unused
  97  * @param cmd unused
  98  */
  99 void CcBuildRoadTunnel(const CommandCost &result, TileIndex start_tile, uint32 p1, uint32 p2, uint32 cmd)
 100 {
 101         if (result.Succeeded()) {
 102                 if (_settings_client.sound.confirm) SndPlayTileFx(SND_1F_CONSTRUCTION_OTHER, start_tile);
 103                 if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
 104
 105                 DiagDirection start_direction = ReverseDiagDir(GetTunnelBridgeDirection(start_tile));
 106                 ConnectRoadToStructure(start_tile, start_direction);
 107
 108                 TileIndex end_tile = GetOtherTunnelBridgeEnd(start_tile);
 109                 DiagDirection end_direction = ReverseDiagDir(GetTunnelBridgeDirection(end_tile));
 110                 ConnectRoadToStructure(end_tile, end_direction);
 111         } else {
 112                 SetRedErrorSquare(_build_tunnel_endtile);
 113         }
 114 }
 115
 116 /**
 117  * If required, connects a new structure to an existing road or tram by building the missing roadbit.
 118  * @param tile Tile containing the structure to connect.
 119  * @param direction Direction to check.
 120  */
 121 void ConnectRoadToStructure(TileIndex tile, DiagDirection direction)
 122 {
 123         tile += TileOffsByDiagDir(direction);
 124         /* if there is a roadpiece just outside of the station entrance, build a connecting route */
 125         if (IsNormalRoadTile(tile)) {
 126                 if (GetRoadBits(tile, GetRoadTramType(_cur_roadtype)) != ROAD_NONE) {
 127                         DoCommandP(tile, _cur_roadtype << 4 | DiagDirToRoadBits(ReverseDiagDir(direction)), 0, CMD_BUILD_ROAD);
 128                 }
 129         }
 130 }
 131
 132 void CcRoadDepot(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2, uint32 cmd)
 133 {
 134         if (result.Failed()) return;
 135
 136         DiagDirection dir = (DiagDirection)GB(p1, 0, 2);
 137         if (_settings_client.sound.confirm) SndPlayTileFx(SND_1F_CONSTRUCTION_OTHER, tile);
 138         if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
 139         ConnectRoadToStructure(tile, dir);
 140 }
 141
 142 /**
 143  * Command callback for building road stops.
 144  * @param result Result of the build road stop command.
 145  * @param tile Start tile.
 146  * @param p1 bit 0..7: Width of the road stop.
 147  *           bit 8..15: Length of the road stop.
 148  * @param p2 bit 0: 0 For bus stops, 1 for truck stops.
 149  *           bit 1: 0 For normal stops, 1 for drive-through.
 150  *           bit 2: Allow stations directly adjacent to other stations.
 151  *           bit 3..4: Entrance direction (#DiagDirection) for normal stops.
 152  *           bit 3: #Axis of the road for drive-through stops.
 153  *           bit 5..9: The roadtype.
 154  *           bit 16..31: Station ID to join (NEW_STATION if build new one).
 155  * @param cmd Unused.
 156  * @see CmdBuildRoadStop
 157  */
 158 void CcRoadStop(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2, uint32 cmd)
 159 {
 160         if (result.Failed()) return;
 161
 162         DiagDirection dir = (DiagDirection)GB(p2, 3, 2);
 163         if (_settings_client.sound.confirm) SndPlayTileFx(SND_1F_CONSTRUCTION_OTHER, tile);
 164         if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
 165         TileArea roadstop_area(tile, GB(p1, 0, 8), GB(p1, 8, 8));
 166         TILE_AREA_LOOP(cur_tile, roadstop_area) {
 167                 ConnectRoadToStructure(cur_tile, dir);
 168                 /* For a drive-through road stop build connecting road for other entrance. */
 169                 if (HasBit(p2, 1)) ConnectRoadToStructure(cur_tile, ReverseDiagDir(dir));
 170         }
 171 }
 172
 173 /**
 174  * Place a new road stop.
 175  * @param start_tile First tile of the area.
 176  * @param end_tile Last tile of the area.
 177  * @param p2 bit 0: 0 For bus stops, 1 for truck stops.
 178  *           bit 2: Allow stations directly adjacent to other stations.
 179  *           bit 5..10: The roadtypes.
 180  * @param cmd Command to use.
 181  * @see CcRoadStop()
 182  */
 183 static void PlaceRoadStop(TileIndex start_tile, TileIndex end_tile, uint32 p2, uint32 cmd)
 184 {
 185         uint8 ddir = _road_station_picker_orientation;
 186         SB(p2, 16, 16, INVALID_STATION); // no station to join
 187
 188         if (ddir >= DIAGDIR_END) {
 189                 SetBit(p2, 1); // It's a drive-through stop.
 190                 ddir -= DIAGDIR_END; // Adjust picker result to actual direction.
 191         }
 192         p2 |= ddir << 3; // Set the DiagDirecion into p2 bits 3 and 4.
 193
 194         TileArea ta(start_tile, end_tile);
 195         CommandContainer cmdcont = { ta.tile, (uint32)(ta.w | ta.h << 8), p2, cmd, CcRoadStop, "" };
 196         ShowSelectStationIfNeeded(cmdcont, ta);
 197 }
 198
 199 /**
 200  * Callback for placing a bus station.
 201  * @param tile Position to place the station.
 202  */
 203 static void PlaceRoad_BusStation(TileIndex tile)
 204 {
 205         if (_remove_button_clicked) {
 206                 VpStartPlaceSizing(tile, VPM_X_AND_Y, DDSP_REMOVE_BUSSTOP);
 207         } else {
 208                 if (_road_station_picker_orientation < DIAGDIR_END) { // Not a drive-through stop.
 209                         VpStartPlaceSizing(tile, (DiagDirToAxis(_road_station_picker_orientation) == AXIS_X) ? VPM_X_LIMITED : VPM_Y_LIMITED, DDSP_BUILD_BUSSTOP);
 210                 } else {
 211                         VpStartPlaceSizing(tile, VPM_X_AND_Y_LIMITED, DDSP_BUILD_BUSSTOP);
 212                 }
 213                 VpSetPlaceSizingLimit(_settings_game.station.station_spread);
 214         }
 215 }
 216
 217 /**
 218  * Callback for placing a truck station.
 219  * @param tile Position to place the station.
 220  */
 221 static void PlaceRoad_TruckStation(TileIndex tile)
 222 {
 223         if (_remove_button_clicked) {
 224                 VpStartPlaceSizing(tile, VPM_X_AND_Y, DDSP_REMOVE_TRUCKSTOP);
 225         } else {
 226                 if (_road_station_picker_orientation < DIAGDIR_END) { // Not a drive-through stop.
 227                         VpStartPlaceSizing(tile, (DiagDirToAxis(_road_station_picker_orientation) == AXIS_X) ? VPM_X_LIMITED : VPM_Y_LIMITED, DDSP_BUILD_TRUCKSTOP);
 228                 } else {
 229                         VpStartPlaceSizing(tile, VPM_X_AND_Y_LIMITED, DDSP_BUILD_TRUCKSTOP);
 230                 }
 231                 VpSetPlaceSizingLimit(_settings_game.station.station_spread);
 232         }
 233 }
 234
 235 typedef void OnButtonClick(Window *w);
 236
 237 /**
 238  * Toggles state of the Remove button of Build road toolbar
 239  * @param w window the button belongs to
 240  */
 241 static void ToggleRoadButton_Remove(Window *w)
 242 {
 243         w->ToggleWidgetLoweredState(WID_ROT_REMOVE);
 244         w->SetWidgetDirty(WID_ROT_REMOVE);
 245         _remove_button_clicked = w->IsWidgetLowered(WID_ROT_REMOVE);
 246         SetSelectionRed(_remove_button_clicked);
 247 }
 248
 249 /**
 250  * Updates the Remove button because of Ctrl state change
 251  * @param w window the button belongs to
 252  * @return true iff the remove button was changed
 253  */
 254 static bool RoadToolbar_CtrlChanged(Window *w)
 255 {
 256         if (w->IsWidgetDisabled(WID_ROT_REMOVE)) return false;
 257
 258         /* allow ctrl to switch remove mode only for these widgets */
 259         for (uint i = WID_ROT_ROAD_X; i <= WID_ROT_AUTOROAD; i++) {
 260                 if (w->IsWidgetLowered(i)) {
 261                         ToggleRoadButton_Remove(w);
 262                         return true;
 263                 }
 264         }
 265
 266         return false;
 267 }
 268
 269 /** Road toolbar window handler. */
 270 struct BuildRoadToolbarWindow : Window {
 271         RoadType roadtype;          ///< Road type to build.
 272         const RoadTypeInfo *rti;    ///< Information about current road type
 273         int last_started_action;    ///< Last started user action.
 274
 275         BuildRoadToolbarWindow(WindowDesc *desc, WindowNumber window_number) : Window(desc)
 276         {
 277                 this->Initialize(_cur_roadtype);
 278                 this->InitNested(window_number);
 279                 this->SetupRoadToolbar();
 280                 this->SetWidgetDisabledState(WID_ROT_REMOVE, true);
 281
 282                 if (RoadTypeIsRoad(this->roadtype)) {
 283                         this->SetWidgetDisabledState(WID_ROT_ONE_WAY, true);
 284                 }
 285
 286                 this->OnInvalidateData();
 287                 this->last_started_action = WIDGET_LIST_END;
 288
 289                 if (_settings_client.gui.link_terraform_toolbar) ShowTerraformToolbar(this);
 290         }
 291
 292         ~BuildRoadToolbarWindow()
 293         {
 294                 if (_game_mode == GM_NORMAL && (this->IsWidgetLowered(WID_ROT_BUS_STATION) || this->IsWidgetLowered(WID_ROT_TRUCK_STATION))) SetViewportCatchmentStation(nullptr, true);
 295                 if (_settings_client.gui.link_terraform_toolbar) DeleteWindowById(WC_SCEN_LAND_GEN, 0, false);
 296         }
 297
 298         /**
 299          * Some data on this window has become invalid.
 300          * @param data Information about the changed data.
 301          * @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.
 302          */
 303         void OnInvalidateData(int data = 0, bool gui_scope = true) override
 304         {
 305                 if (!gui_scope) return;
 306                 RoadTramType rtt = GetRoadTramType(this->roadtype);
 307
 308                 bool can_build = CanBuildVehicleInfrastructure(VEH_ROAD, rtt);
 309                 this->SetWidgetsDisabledState(!can_build,
 310                         WID_ROT_DEPOT,
 311                         WID_ROT_BUS_STATION,
 312                         WID_ROT_TRUCK_STATION,
 313                         WIDGET_LIST_END);
 314                 if (!can_build) {
 315                         DeleteWindowById(WC_BUS_STATION, TRANSPORT_ROAD);
 316                         DeleteWindowById(WC_TRUCK_STATION, TRANSPORT_ROAD);
 317                         DeleteWindowById(WC_BUILD_DEPOT, TRANSPORT_ROAD);
 318                 }
 319
 320                 if (_game_mode != GM_EDITOR) {
 321                         if (!can_build) {
 322                                 /* Show in the tooltip why this button is disabled. */
 323                                 this->GetWidget<NWidgetCore>(WID_ROT_DEPOT)->SetToolTip(STR_TOOLBAR_DISABLED_NO_VEHICLE_AVAILABLE);
 324                                 this->GetWidget<NWidgetCore>(WID_ROT_BUS_STATION)->SetToolTip(STR_TOOLBAR_DISABLED_NO_VEHICLE_AVAILABLE);
 325                                 this->GetWidget<NWidgetCore>(WID_ROT_TRUCK_STATION)->SetToolTip(STR_TOOLBAR_DISABLED_NO_VEHICLE_AVAILABLE);
 326                         } else {
 327                                 this->GetWidget<NWidgetCore>(WID_ROT_DEPOT)->SetToolTip(rtt == RTT_ROAD ? STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_VEHICLE_DEPOT : STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAM_VEHICLE_DEPOT);
 328                                 this->GetWidget<NWidgetCore>(WID_ROT_BUS_STATION)->SetToolTip(rtt == RTT_ROAD ? STR_ROAD_TOOLBAR_TOOLTIP_BUILD_BUS_STATION : STR_ROAD_TOOLBAR_TOOLTIP_BUILD_PASSENGER_TRAM_STATION);
 329                                 this->GetWidget<NWidgetCore>(WID_ROT_TRUCK_STATION)->SetToolTip(rtt == RTT_ROAD ? STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRUCK_LOADING_BAY : STR_ROAD_TOOLBAR_TOOLTIP_BUILD_CARGO_TRAM_STATION);
 330                         }
 331                 }
 332         }
 333
 334         void Initialize(RoadType roadtype)
 335         {
 336                 assert(roadtype < ROADTYPE_END);
 337                 this->roadtype = roadtype;
 338                 this->rti = GetRoadTypeInfo(this->roadtype);
 339         }
 340
 341         /**
 342          * Configures the road toolbar for roadtype given
 343          * @param roadtype the roadtype to display
 344          */
 345         void SetupRoadToolbar()
 346         {
 347                 this->GetWidget<NWidgetCore>(WID_ROT_ROAD_X)->widget_data = rti->gui_sprites.build_x_road;
 348                 this->GetWidget<NWidgetCore>(WID_ROT_ROAD_Y)->widget_data = rti->gui_sprites.build_y_road;
 349                 this->GetWidget<NWidgetCore>(WID_ROT_AUTOROAD)->widget_data = rti->gui_sprites.auto_road;
 350                 if (_game_mode != GM_EDITOR) {
 351                         this->GetWidget<NWidgetCore>(WID_ROT_DEPOT)->widget_data = rti->gui_sprites.build_depot;
 352                 }
 353                 this->GetWidget<NWidgetCore>(WID_ROT_CONVERT_ROAD)->widget_data = rti->gui_sprites.convert_road;
 354                 this->GetWidget<NWidgetCore>(WID_ROT_BUILD_TUNNEL)->widget_data = rti->gui_sprites.build_tunnel;
 355         }
 356
 357         /**
 358          * Switch to another road type.
 359          * @param roadtype New road type.
 360          */
 361         void ModifyRoadType(RoadType roadtype)
 362         {
 363                 this->Initialize(roadtype);
 364                 this->SetupRoadToolbar();
 365                 this->ReInit();
 366         }
 367
 368         void SetStringParameters(int widget) const override
 369         {
 370                 if (widget == WID_ROT_CAPTION) {
 371                         if (this->rti->max_speed > 0) {
 372                                 SetDParam(0, STR_TOOLBAR_RAILTYPE_VELOCITY);
 373                                 SetDParam(1, this->rti->strings.toolbar_caption);
 374                                 SetDParam(2, this->rti->max_speed / 2);
 375                         } else {
 376                                 SetDParam(0, this->rti->strings.toolbar_caption);
 377                         }
 378                 }
 379         }
 380
 381         /**
 382          * Update the remove button lowered state of the road toolbar
 383          *
 384          * @param clicked_widget The widget which the client clicked just now
 385          */
 386         void UpdateOptionWidgetStatus(RoadToolbarWidgets clicked_widget)
 387         {
 388                 /* The remove and the one way button state is driven
 389                  * by the other buttons so they don't act on themselves.
 390                  * Both are only valid if they are able to apply as options. */
 391                 switch (clicked_widget) {
 392                         case WID_ROT_REMOVE:
 393                                 if (RoadTypeIsRoad(this->roadtype)) {
 394                                         this->RaiseWidget(WID_ROT_ONE_WAY);
 395                                         this->SetWidgetDirty(WID_ROT_ONE_WAY);
 396                                 }
 397
 398                                 break;
 399
 400                         case WID_ROT_ONE_WAY:
 401                                 this->RaiseWidget(WID_ROT_REMOVE);
 402                                 this->SetWidgetDirty(WID_ROT_REMOVE);
 403                                 break;
 404
 405                         case WID_ROT_BUS_STATION:
 406                         case WID_ROT_TRUCK_STATION:
 407                                 if (RoadTypeIsRoad(this->roadtype)) this->DisableWidget(WID_ROT_ONE_WAY);
 408                                 this->SetWidgetDisabledState(WID_ROT_REMOVE, !this->IsWidgetLowered(clicked_widget));
 409                                 break;
 410
 411                         case WID_ROT_ROAD_X:
 412                         case WID_ROT_ROAD_Y:
 413                         case WID_ROT_AUTOROAD:
 414                                 this->SetWidgetDisabledState(WID_ROT_REMOVE, !this->IsWidgetLowered(clicked_widget));
 415                                 if (RoadTypeIsRoad(this->roadtype)) {
 416                                         this->SetWidgetDisabledState(WID_ROT_ONE_WAY, !this->IsWidgetLowered(clicked_widget));
 417                                 }
 418                                 break;
 419
 420                         default:
 421                                 /* When any other buttons than road/station, raise and
 422                                  * disable the removal button */
 423                                 this->SetWidgetDisabledState(WID_ROT_REMOVE, true);
 424                                 this->SetWidgetLoweredState(WID_ROT_REMOVE, false);
 425
 426                                 if (RoadTypeIsRoad(this->roadtype)) {
 427                                         this->SetWidgetDisabledState(WID_ROT_ONE_WAY, true);
 428                                         this->SetWidgetLoweredState(WID_ROT_ONE_WAY, false);
 429                                 }
 430
 431                                 break;
 432                 }
 433         }
 434
 435         void OnClick(Point pt, int widget, int click_count) override
 436         {
 437                 _remove_button_clicked = false;
 438                 _one_way_button_clicked = false;
 439                 switch (widget) {
 440                         case WID_ROT_ROAD_X:
 441                                 HandlePlacePushButton(this, WID_ROT_ROAD_X, this->rti->cursor.road_nwse, HT_RECT);
 442                                 this->last_started_action = widget;
 443                                 break;
 444
 445                         case WID_ROT_ROAD_Y:
 446                                 HandlePlacePushButton(this, WID_ROT_ROAD_Y, this->rti->cursor.road_swne, HT_RECT);
 447                                 this->last_started_action = widget;
 448                                 break;
 449
 450                         case WID_ROT_AUTOROAD:
 451                                 HandlePlacePushButton(this, WID_ROT_AUTOROAD, this->rti->cursor.autoroad, HT_RECT);
 452                                 this->last_started_action = widget;
 453                                 break;
 454
 455                         case WID_ROT_DEMOLISH:
 456                                 HandlePlacePushButton(this, WID_ROT_DEMOLISH, ANIMCURSOR_DEMOLISH, HT_RECT | HT_DIAGONAL);
 457                                 this->last_started_action = widget;
 458                                 break;
 459
 460                         case WID_ROT_DEPOT:
 461                                 if (HandlePlacePushButton(this, WID_ROT_DEPOT, this->rti->cursor.depot, HT_RECT)) {
 462                                         ShowRoadDepotPicker(this);
 463                                         this->last_started_action = widget;
 464                                 }
 465                                 break;
 466
 467                         case WID_ROT_BUS_STATION:
 468                                 if (HandlePlacePushButton(this, WID_ROT_BUS_STATION, SPR_CURSOR_BUS_STATION, HT_RECT)) {
 469                                         ShowRVStationPicker(this, ROADSTOP_BUS);
 470                                         this->last_started_action = widget;
 471                                 }
 472                                 break;
 473
 474                         case WID_ROT_TRUCK_STATION:
 475                                 if (HandlePlacePushButton(this, WID_ROT_TRUCK_STATION, SPR_CURSOR_TRUCK_STATION, HT_RECT)) {
 476                                         ShowRVStationPicker(this, ROADSTOP_TRUCK);
 477                                         this->last_started_action = widget;
 478                                 }
 479                                 break;
 480
 481                         case WID_ROT_ONE_WAY:
 482                                 if (this->IsWidgetDisabled(WID_ROT_ONE_WAY)) return;
 483                                 this->SetDirty();
 484                                 this->ToggleWidgetLoweredState(WID_ROT_ONE_WAY);
 485                                 SetSelectionRed(false);
 486                                 break;
 487
 488                         case WID_ROT_BUILD_BRIDGE:
 489                                 HandlePlacePushButton(this, WID_ROT_BUILD_BRIDGE, SPR_CURSOR_BRIDGE, HT_RECT);
 490                                 this->last_started_action = widget;
 491                                 break;
 492
 493                         case WID_ROT_BUILD_TUNNEL:
 494                                 HandlePlacePushButton(this, WID_ROT_BUILD_TUNNEL, this->rti->cursor.tunnel, HT_SPECIAL);
 495                                 this->last_started_action = widget;
 496                                 break;
 497
 498                         case WID_ROT_REMOVE:
 499                                 if (this->IsWidgetDisabled(WID_ROT_REMOVE)) return;
 500
 501                                 DeleteWindowById(WC_SELECT_STATION, 0);
 502                                 ToggleRoadButton_Remove(this);
 503                                 if (_settings_client.sound.click_beep) SndPlayFx(SND_15_BEEP);
 504                                 break;
 505
 506                         case WID_ROT_CONVERT_ROAD:
 507                                 HandlePlacePushButton(this, WID_ROT_CONVERT_ROAD, this->rti->cursor.convert_road, HT_RECT);
 508                                 this->last_started_action = widget;
 509                                 break;
 510
 511                         default: NOT_REACHED();
 512                 }
 513                 this->UpdateOptionWidgetStatus((RoadToolbarWidgets)widget);
 514                 if (_ctrl_pressed) RoadToolbar_CtrlChanged(this);
 515         }
 516
 517         EventState OnHotkey(int hotkey) override
 518         {
 519                 MarkTileDirtyByTile(TileVirtXY(_thd.pos.x, _thd.pos.y)); // redraw tile selection
 520                 return Window::OnHotkey(hotkey);
 521         }
 522
 523         void OnPlaceObject(Point pt, TileIndex tile) override
 524         {
 525                 _remove_button_clicked = this->IsWidgetLowered(WID_ROT_REMOVE);
 526                 _one_way_button_clicked = RoadTypeIsRoad(this->roadtype) ? this->IsWidgetLowered(WID_ROT_ONE_WAY) : false;
 527                 switch (this->last_started_action) {
 528                         case WID_ROT_ROAD_X:
 529                                 _place_road_flag = RF_DIR_X;
 530                                 if (_tile_fract_coords.x >= 8) _place_road_flag |= RF_START_HALFROAD_X;
 531                                 VpStartPlaceSizing(tile, VPM_FIX_Y, DDSP_PLACE_ROAD_X_DIR);
 532                                 break;
 533
 534                         case WID_ROT_ROAD_Y:
 535                                 _place_road_flag = RF_DIR_Y;
 536                                 if (_tile_fract_coords.y >= 8) _place_road_flag |= RF_START_HALFROAD_Y;
 537                                 VpStartPlaceSizing(tile, VPM_FIX_X, DDSP_PLACE_ROAD_Y_DIR);
 538                                 break;
 539
 540                         case WID_ROT_AUTOROAD:
 541                                 _place_road_flag = RF_NONE;
 542                                 if (_tile_fract_coords.x >= 8) _place_road_flag |= RF_START_HALFROAD_X;
 543                                 if (_tile_fract_coords.y >= 8) _place_road_flag |= RF_START_HALFROAD_Y;
 544                                 VpStartPlaceSizing(tile, VPM_X_OR_Y, DDSP_PLACE_AUTOROAD);
 545                                 break;
 546
 547                         case WID_ROT_DEMOLISH:
 548                                 PlaceProc_DemolishArea(tile);
 549                                 break;
 550
 551                         case WID_ROT_DEPOT:
 552                                 DoCommandP(tile, _cur_roadtype << 2 | _road_depot_orientation, 0,
 553                                                 CMD_BUILD_ROAD_DEPOT | CMD_MSG(this->rti->strings.err_depot), CcRoadDepot);
 554                                 break;
 555
 556                         case WID_ROT_BUS_STATION:
 557                                 PlaceRoad_BusStation(tile);
 558                                 break;
 559
 560                         case WID_ROT_TRUCK_STATION:
 561                                 PlaceRoad_TruckStation(tile);
 562                                 break;
 563
 564                         case WID_ROT_BUILD_BRIDGE:
 565                                 PlaceRoad_Bridge(tile, this);
 566                                 break;
 567
 568                         case WID_ROT_BUILD_TUNNEL:
 569                                 DoCommandP(tile, _cur_roadtype | (TRANSPORT_ROAD << 8), 0,
 570                                                 CMD_BUILD_TUNNEL | CMD_MSG(STR_ERROR_CAN_T_BUILD_TUNNEL_HERE), CcBuildRoadTunnel);
 571                                 break;
 572
 573                         case WID_ROT_CONVERT_ROAD:
 574                                 VpStartPlaceSizing(tile, VPM_X_AND_Y, DDSP_CONVERT_ROAD);
 575                                 break;
 576
 577                         default: NOT_REACHED();
 578                 }
 579         }
 580
 581         void OnPlaceObjectAbort() override
 582         {
 583                 if (_game_mode != GM_EDITOR && (this->IsWidgetLowered(WID_ROT_BUS_STATION) || this->IsWidgetLowered(WID_ROT_TRUCK_STATION))) SetViewportCatchmentStation(nullptr, true);
 584
 585                 this->RaiseButtons();
 586                 this->SetWidgetDisabledState(WID_ROT_REMOVE, true);
 587                 this->SetWidgetDirty(WID_ROT_REMOVE);
 588
 589                 if (RoadTypeIsRoad(this->roadtype)) {
 590                         this->SetWidgetDisabledState(WID_ROT_ONE_WAY, true);
 591                         this->SetWidgetDirty(WID_ROT_ONE_WAY);
 592                 }
 593
 594                 DeleteWindowById(WC_BUS_STATION, TRANSPORT_ROAD);
 595                 DeleteWindowById(WC_TRUCK_STATION, TRANSPORT_ROAD);
 596                 DeleteWindowById(WC_BUILD_DEPOT, TRANSPORT_ROAD);
 597                 DeleteWindowById(WC_SELECT_STATION, 0);
 598                 DeleteWindowByClass(WC_BUILD_BRIDGE);
 599         }
 600
 601         void OnPlaceDrag(ViewportPlaceMethod select_method, ViewportDragDropSelectionProcess select_proc, Point pt) override
 602         {
 603                 /* Here we update the end tile flags
 604                  * of the road placement actions.
 605                  * At first we reset the end halfroad
 606                  * bits and if needed we set them again. */
 607                 switch (select_proc) {
 608                         case DDSP_PLACE_ROAD_X_DIR:
 609                                 _place_road_flag &= ~RF_END_HALFROAD_X;
 610                                 if (pt.x & 8) _place_road_flag |= RF_END_HALFROAD_X;
 611                                 break;
 612
 613                         case DDSP_PLACE_ROAD_Y_DIR:
 614                                 _place_road_flag &= ~RF_END_HALFROAD_Y;
 615                                 if (pt.y & 8) _place_road_flag |= RF_END_HALFROAD_Y;
 616                                 break;
 617
 618                         case DDSP_PLACE_AUTOROAD:
 619                                 _place_road_flag &= ~(RF_END_HALFROAD_Y | RF_END_HALFROAD_X);
 620                                 if (pt.y & 8) _place_road_flag |= RF_END_HALFROAD_Y;
 621                                 if (pt.x & 8) _place_road_flag |= RF_END_HALFROAD_X;
 622
 623                                 /* For autoroad we need to update the
 624                                  * direction of the road */
 625                                 if (_thd.size.x > _thd.size.y || (_thd.size.x == _thd.size.y &&
 626                                                 ( (_tile_fract_coords.x < _tile_fract_coords.y && (_tile_fract_coords.x + _tile_fract_coords.y) < 16) ||
 627                                                 (_tile_fract_coords.x > _tile_fract_coords.y && (_tile_fract_coords.x + _tile_fract_coords.y) > 16) ))) {
 628                                         /* Set dir = X */
 629                                         _place_road_flag &= ~RF_DIR_Y;
 630                                 } else {
 631                                         /* Set dir = Y */
 632                                         _place_road_flag |= RF_DIR_Y;
 633                                 }
 634
 635                                 break;
 636
 637                         default:
 638                                 break;
 639                 }
 640
 641                 VpSelectTilesWithMethod(pt.x, pt.y, select_method);
 642         }
 643
 644         void OnPlaceMouseUp(ViewportPlaceMethod select_method, ViewportDragDropSelectionProcess select_proc, Point pt, TileIndex start_tile, TileIndex end_tile) override
 645         {
 646                 if (pt.x != -1) {
 647                         switch (select_proc) {
 648                                 default: NOT_REACHED();
 649                                 case DDSP_BUILD_BRIDGE:
 650                                         if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
 651                                         ShowBuildBridgeWindow(start_tile, end_tile, TRANSPORT_ROAD, _cur_roadtype);
 652                                         break;
 653
 654                                 case DDSP_DEMOLISH_AREA:
 655                                         GUIPlaceProcDragXY(select_proc, start_tile, end_tile);
 656                                         break;
 657
 658                                 case DDSP_PLACE_ROAD_X_DIR:
 659                                 case DDSP_PLACE_ROAD_Y_DIR:
 660                                 case DDSP_PLACE_AUTOROAD:
 661                                         /* Flag description:
 662                                          * Use the first three bits (0x07) if dir == Y
 663                                          * else use the last 2 bits (X dir has
 664                                          * not the 3rd bit set) */
 665
 666                                         /* Even if _cur_roadtype_id is a uint8 we only use 5 bits so
 667                                          * we could ignore the last 3 bits and reuse them for other
 668                                          * flags */
 669                                         _place_road_flag = (RoadFlags)((_place_road_flag & RF_DIR_Y) ? (_place_road_flag & 0x07) : (_place_road_flag >> 3));
 670
 671                                         DoCommandP(start_tile, end_tile, _place_road_flag | (_cur_roadtype << 3) | (_one_way_button_clicked << 10),
 672                                                         _remove_button_clicked ?
 673                                                         CMD_REMOVE_LONG_ROAD | CMD_MSG(this->rti->strings.err_remove_road) :
 674                                                         CMD_BUILD_LONG_ROAD | CMD_MSG(this->rti->strings.err_build_road), CcPlaySound_CONSTRUCTION_OTHER);
 675                                         break;
 676
 677                                 case DDSP_BUILD_BUSSTOP:
 678                                 case DDSP_REMOVE_BUSSTOP:
 679                                         if (this->IsWidgetLowered(WID_ROT_BUS_STATION)) {
 680                                                 if (_remove_button_clicked) {
 681                                                         TileArea ta(start_tile, end_tile);
 682                                                         DoCommandP(ta.tile, ta.w | ta.h << 8, (_ctrl_pressed << 1) | ROADSTOP_BUS, CMD_REMOVE_ROAD_STOP | CMD_MSG(this->rti->strings.err_remove_station[ROADSTOP_BUS]), CcPlaySound_CONSTRUCTION_OTHER);
 683                                                 } else {
 684                                                         PlaceRoadStop(start_tile, end_tile, _cur_roadtype << 5 | (_ctrl_pressed << 2) | ROADSTOP_BUS, CMD_BUILD_ROAD_STOP | CMD_MSG(this->rti->strings.err_build_station[ROADSTOP_BUS]));
 685                                                 }
 686                                         }
 687                                         break;
 688
 689                                 case DDSP_BUILD_TRUCKSTOP:
 690                                 case DDSP_REMOVE_TRUCKSTOP:
 691                                         if (this->IsWidgetLowered(WID_ROT_TRUCK_STATION)) {
 692                                                 if (_remove_button_clicked) {
 693                                                         TileArea ta(start_tile, end_tile);
 694                                                         DoCommandP(ta.tile, ta.w | ta.h << 8, (_ctrl_pressed << 1) | ROADSTOP_TRUCK, CMD_REMOVE_ROAD_STOP | CMD_MSG(this->rti->strings.err_remove_station[ROADSTOP_TRUCK]), CcPlaySound_CONSTRUCTION_OTHER);
 695                                                 } else {
 696                                                         PlaceRoadStop(start_tile, end_tile, _cur_roadtype << 5 | (_ctrl_pressed << 2) | ROADSTOP_TRUCK, CMD_BUILD_ROAD_STOP | CMD_MSG(this->rti->strings.err_build_station[ROADSTOP_TRUCK]));
 697                                                 }
 698                                         }
 699                                         break;
 700
 701                                 case DDSP_CONVERT_ROAD:
 702                                         DoCommandP(end_tile, start_tile, _cur_roadtype, CMD_CONVERT_ROAD | CMD_MSG(rti->strings.err_convert_road), CcPlaySound_CONSTRUCTION_OTHER);
 703                                         break;
 704                         }
 705                 }
 706         }
 707
 708         void OnPlacePresize(Point pt, TileIndex tile) override
 709         {
 710                 DoCommand(tile, _cur_roadtype | (TRANSPORT_ROAD << 8), 0, DC_AUTO, CMD_BUILD_TUNNEL);
 711                 VpSetPresizeRange(tile, _build_tunnel_endtile == 0 ? tile : _build_tunnel_endtile);
 712         }
 713
 714         EventState OnCTRLStateChange() override
 715         {
 716                 if (RoadToolbar_CtrlChanged(this)) return ES_HANDLED;
 717                 return ES_NOT_HANDLED;
 718         }
 719
 720         static HotkeyList road_hotkeys;
 721         static HotkeyList tram_hotkeys;
 722 };
 723
 724 /**
 725  * Handler for global hotkeys of the BuildRoadToolbarWindow.
 726  * @param hotkey Hotkey
 727  * @param last_build Last build road type
 728  * @return ES_HANDLED if hotkey was accepted.
 729  */
 730 static EventState RoadTramToolbarGlobalHotkeys(int hotkey, RoadType last_build, RoadTramType rtt)
 731 {
 732         Window* w = nullptr;
 733         switch (_game_mode) {
 734                 case GM_NORMAL:
 735                         w = ShowBuildRoadToolbar(last_build);
 736                         break;
 737
 738                 case GM_EDITOR:
 739                         if ((GetRoadTypes(true) & ((rtt == RTT_ROAD) ? ~_roadtypes_type : _roadtypes_type)) == ROADTYPES_NONE) return ES_NOT_HANDLED;
 740                         w = ShowBuildRoadScenToolbar(last_build);
 741                         break;
 742
 743                 default:
 744                         break;
 745         }
 746
 747         if (w == nullptr) return ES_NOT_HANDLED;
 748         return w->OnHotkey(hotkey);
 749 }
 750
 751 static EventState RoadToolbarGlobalHotkeys(int hotkey)
 752 {
 753         extern RoadType _last_built_roadtype;
 754         return RoadTramToolbarGlobalHotkeys(hotkey, _last_built_roadtype, RTT_ROAD);
 755 }
 756
 757 static EventState TramToolbarGlobalHotkeys(int hotkey)
 758 {
 759         extern RoadType _last_built_tramtype;
 760         return RoadTramToolbarGlobalHotkeys(hotkey, _last_built_tramtype, RTT_TRAM);
 761 }
 762
 763 static Hotkey roadtoolbar_hotkeys[] = {
 764         Hotkey('1', "build_x", WID_ROT_ROAD_X),
 765         Hotkey('2', "build_y", WID_ROT_ROAD_Y),
 766         Hotkey('3', "autoroad", WID_ROT_AUTOROAD),
 767         Hotkey('4', "demolish", WID_ROT_DEMOLISH),
 768         Hotkey('5', "depot", WID_ROT_DEPOT),
 769         Hotkey('6', "bus_station", WID_ROT_BUS_STATION),
 770         Hotkey('7', "truck_station", WID_ROT_TRUCK_STATION),
 771         Hotkey('8', "oneway", WID_ROT_ONE_WAY),
 772         Hotkey('B', "bridge", WID_ROT_BUILD_BRIDGE),
 773         Hotkey('T', "tunnel", WID_ROT_BUILD_TUNNEL),
 774         Hotkey('R', "remove", WID_ROT_REMOVE),
 775         Hotkey('C', "convert", WID_ROT_CONVERT_ROAD),
 776         HOTKEY_LIST_END
 777 };
 778 HotkeyList BuildRoadToolbarWindow::road_hotkeys("roadtoolbar", roadtoolbar_hotkeys, RoadToolbarGlobalHotkeys);
 779
 780 static Hotkey tramtoolbar_hotkeys[] = {
 781         Hotkey('1', "build_x", WID_ROT_ROAD_X),
 782         Hotkey('2', "build_y", WID_ROT_ROAD_Y),
 783         Hotkey('3', "autoroad", WID_ROT_AUTOROAD),
 784         Hotkey('4', "demolish", WID_ROT_DEMOLISH),
 785         Hotkey('5', "depot", WID_ROT_DEPOT),
 786         Hotkey('6', "bus_station", WID_ROT_BUS_STATION),
 787         Hotkey('7', "truck_station", WID_ROT_TRUCK_STATION),
 788         Hotkey('B', "bridge", WID_ROT_BUILD_BRIDGE),
 789         Hotkey('T', "tunnel", WID_ROT_BUILD_TUNNEL),
 790         Hotkey('R', "remove", WID_ROT_REMOVE),
 791         Hotkey('C', "convert", WID_ROT_CONVERT_ROAD),
 792         HOTKEY_LIST_END
 793 };
 794 HotkeyList BuildRoadToolbarWindow::tram_hotkeys("tramtoolbar", tramtoolbar_hotkeys, TramToolbarGlobalHotkeys);
 795
 796
 797 static const NWidgetPart _nested_build_road_widgets[] = {
 798         NWidget(NWID_HORIZONTAL),
 799                 NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
 800                 NWidget(WWT_CAPTION, COLOUR_DARK_GREEN, WID_ROT_CAPTION), SetDataTip(STR_WHITE_STRING, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 801                 NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
 802         EndContainer(),
 803         NWidget(NWID_HORIZONTAL),
 804                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_ROAD_X),
 805                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_X_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_SECTION),
 806                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_ROAD_Y),
 807                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_Y_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_SECTION),
 808                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_AUTOROAD),
 809                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_AUTOROAD, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_AUTOROAD),
 810                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_DEMOLISH),
 811                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_DYNAMITE, STR_TOOLTIP_DEMOLISH_BUILDINGS_ETC),
 812                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_DEPOT),
 813                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_DEPOT, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_VEHICLE_DEPOT),
 814                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_BUS_STATION),
 815                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_BUS_STATION, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_BUS_STATION),
 816                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_TRUCK_STATION),
 817                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_TRUCK_BAY, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRUCK_LOADING_BAY),
 818                 NWidget(WWT_PANEL, COLOUR_DARK_GREEN, -1), SetMinimalSize(0, 22), SetFill(1, 1), EndContainer(),
 819                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_ONE_WAY),
 820                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_ONE_WAY, STR_ROAD_TOOLBAR_TOOLTIP_TOGGLE_ONE_WAY_ROAD),
 821                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_BUILD_BRIDGE),
 822                                                 SetFill(0, 1), SetMinimalSize(43, 22), SetDataTip(SPR_IMG_BRIDGE, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_BRIDGE),
 823                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_BUILD_TUNNEL),
 824                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_TUNNEL, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_TUNNEL),
 825                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_REMOVE),
 826                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_REMOVE, STR_ROAD_TOOLBAR_TOOLTIP_TOGGLE_BUILD_REMOVE_FOR_ROAD),
 827                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_CONVERT_ROAD),
 828                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_CONVERT_ROAD, STR_ROAD_TOOLBAR_TOOLTIP_CONVERT_ROAD),
 829         EndContainer(),
 830 };
 831
 832 static WindowDesc _build_road_desc(
 833         WDP_ALIGN_TOOLBAR, "toolbar_road", 0, 0,
 834         WC_BUILD_TOOLBAR, WC_NONE,
 835         WDF_CONSTRUCTION,
 836         _nested_build_road_widgets, lengthof(_nested_build_road_widgets),
 837         &BuildRoadToolbarWindow::road_hotkeys
 838 );
 839
 840 static const NWidgetPart _nested_build_tramway_widgets[] = {
 841         NWidget(NWID_HORIZONTAL),
 842                 NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
 843                 NWidget(WWT_CAPTION, COLOUR_DARK_GREEN, WID_ROT_CAPTION), SetDataTip(STR_WHITE_STRING, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 844                 NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
 845         EndContainer(),
 846         NWidget(NWID_HORIZONTAL),
 847                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_ROAD_X),
 848                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_TRAMWAY_X_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAMWAY_SECTION),
 849                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_ROAD_Y),
 850                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_TRAMWAY_Y_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAMWAY_SECTION),
 851                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_AUTOROAD),
 852                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_AUTOTRAM, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_AUTOTRAM),
 853                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_DEMOLISH),
 854                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_DYNAMITE, STR_TOOLTIP_DEMOLISH_BUILDINGS_ETC),
 855                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_DEPOT),
 856                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_DEPOT, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAM_VEHICLE_DEPOT),
 857                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_BUS_STATION),
 858                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_BUS_STATION, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_PASSENGER_TRAM_STATION),
 859                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_TRUCK_STATION),
 860                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_TRUCK_BAY, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_CARGO_TRAM_STATION),
 861                 NWidget(WWT_PANEL, COLOUR_DARK_GREEN, -1), SetMinimalSize(0, 22), SetFill(1, 1), EndContainer(),
 862                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_BUILD_BRIDGE),
 863                                                 SetFill(0, 1), SetMinimalSize(43, 22), SetDataTip(SPR_IMG_BRIDGE, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAMWAY_BRIDGE),
 864                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_BUILD_TUNNEL),
 865                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_TUNNEL, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAMWAY_TUNNEL),
 866                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_REMOVE),
 867                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_REMOVE, STR_ROAD_TOOLBAR_TOOLTIP_TOGGLE_BUILD_REMOVE_FOR_TRAMWAYS),
 868                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_CONVERT_ROAD),
 869                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_CONVERT_ROAD, STR_ROAD_TOOLBAR_TOOLTIP_CONVERT_TRAM),
 870         EndContainer(),
 871 };
 872
 873 static WindowDesc _build_tramway_desc(
 874         WDP_ALIGN_TOOLBAR, "toolbar_tramway", 0, 0,
 875         WC_BUILD_TOOLBAR, WC_NONE,
 876         WDF_CONSTRUCTION,
 877         _nested_build_tramway_widgets, lengthof(_nested_build_tramway_widgets),
 878         &BuildRoadToolbarWindow::tram_hotkeys
 879 );
 880
 881 /**
 882  * Open the build road toolbar window
 883  *
 884  * If the terraform toolbar is linked to the toolbar, that window is also opened.
 885  *
 886  * @return newly opened road toolbar, or nullptr if the toolbar could not be opened.
 887  */
 888 Window *ShowBuildRoadToolbar(RoadType roadtype)
 889 {
 890         if (!Company::IsValidID(_local_company)) return nullptr;
 891         if (!ValParamRoadType(roadtype)) return nullptr;
 892
 893         DeleteWindowByClass(WC_BUILD_TOOLBAR);
 894         _cur_roadtype = roadtype;
 895
 896         return AllocateWindowDescFront<BuildRoadToolbarWindow>(RoadTypeIsRoad(_cur_roadtype) ? &_build_road_desc : &_build_tramway_desc, TRANSPORT_ROAD);
 897 }
 898
 899 static const NWidgetPart _nested_build_road_scen_widgets[] = {
 900         NWidget(NWID_HORIZONTAL),
 901                 NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
 902                 NWidget(WWT_CAPTION, COLOUR_DARK_GREEN, WID_ROT_CAPTION), SetDataTip(STR_WHITE_STRING, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 903                 NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
 904         EndContainer(),
 905         NWidget(NWID_HORIZONTAL),
 906                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_ROAD_X),
 907                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_X_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_SECTION),
 908                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_ROAD_Y),
 909                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_Y_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_SECTION),
 910                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_AUTOROAD),
 911                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_AUTOROAD, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_AUTOROAD),
 912                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_DEMOLISH),
 913                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_DYNAMITE, STR_TOOLTIP_DEMOLISH_BUILDINGS_ETC),
 914                 NWidget(WWT_PANEL, COLOUR_DARK_GREEN, -1), SetMinimalSize(0, 22), SetFill(1, 1), EndContainer(),
 915                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_ONE_WAY),
 916                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_ONE_WAY, STR_ROAD_TOOLBAR_TOOLTIP_TOGGLE_ONE_WAY_ROAD),
 917                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_BUILD_BRIDGE),
 918                                                 SetFill(0, 1), SetMinimalSize(43, 22), SetDataTip(SPR_IMG_BRIDGE, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_BRIDGE),
 919                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_BUILD_TUNNEL),
 920                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_TUNNEL, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_TUNNEL),
 921                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_REMOVE),
 922                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_REMOVE, STR_ROAD_TOOLBAR_TOOLTIP_TOGGLE_BUILD_REMOVE_FOR_ROAD),
 923                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_CONVERT_ROAD),
 924                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_CONVERT_ROAD, STR_ROAD_TOOLBAR_TOOLTIP_CONVERT_ROAD),
 925         EndContainer(),
 926 };
 927
 928 static WindowDesc _build_road_scen_desc(
 929         WDP_AUTO, "toolbar_road_scen", 0, 0,
 930         WC_SCEN_BUILD_TOOLBAR, WC_NONE,
 931         WDF_CONSTRUCTION,
 932         _nested_build_road_scen_widgets, lengthof(_nested_build_road_scen_widgets),
 933         &BuildRoadToolbarWindow::road_hotkeys
 934 );
 935
 936 static const NWidgetPart _nested_build_tramway_scen_widgets[] = {
 937         NWidget(NWID_HORIZONTAL),
 938                 NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
 939                 NWidget(WWT_CAPTION, COLOUR_DARK_GREEN, WID_ROT_CAPTION), SetDataTip(STR_WHITE_STRING, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 940                 NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
 941         EndContainer(),
 942         NWidget(NWID_HORIZONTAL),
 943                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_ROAD_X),
 944                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_TRAMWAY_X_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAMWAY_SECTION),
 945                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_ROAD_Y),
 946                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_TRAMWAY_Y_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAMWAY_SECTION),
 947                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_AUTOROAD),
 948                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_AUTOTRAM, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_AUTOTRAM),
 949                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_DEMOLISH),
 950                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_DYNAMITE, STR_TOOLTIP_DEMOLISH_BUILDINGS_ETC),
 951                 NWidget(WWT_PANEL, COLOUR_DARK_GREEN, -1), SetMinimalSize(0, 22), SetFill(1, 1), EndContainer(),
 952                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_BUILD_BRIDGE),
 953                                                 SetFill(0, 1), SetMinimalSize(43, 22), SetDataTip(SPR_IMG_BRIDGE, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAMWAY_BRIDGE),
 954                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_BUILD_TUNNEL),
 955                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_TUNNEL, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAMWAY_TUNNEL),
 956                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_REMOVE),
 957                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_REMOVE, STR_ROAD_TOOLBAR_TOOLTIP_TOGGLE_BUILD_REMOVE_FOR_TRAMWAYS),
 958                 NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_ROT_CONVERT_ROAD),
 959                                                 SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_CONVERT_ROAD, STR_ROAD_TOOLBAR_TOOLTIP_CONVERT_TRAM),
 960         EndContainer(),
 961 };
 962
 963 static WindowDesc _build_tramway_scen_desc(
 964         WDP_AUTO, "toolbar_tram_scen", 0, 0,
 965         WC_SCEN_BUILD_TOOLBAR, WC_NONE,
 966         WDF_CONSTRUCTION,
 967         _nested_build_tramway_scen_widgets, lengthof(_nested_build_tramway_scen_widgets),
 968         &BuildRoadToolbarWindow::tram_hotkeys
 969 );
 970
 971 /**
 972  * Show the road building toolbar in the scenario editor.
 973  * @return The just opened toolbar, or \c nullptr if the toolbar was already open.
 974  */
 975 Window *ShowBuildRoadScenToolbar(RoadType roadtype)
 976 {
 977         DeleteWindowById(WC_SCEN_BUILD_TOOLBAR, TRANSPORT_ROAD);
 978         _cur_roadtype = roadtype;
 979
 980         return AllocateWindowDescFront<BuildRoadToolbarWindow>(RoadTypeIsRoad(_cur_roadtype) ? &_build_road_scen_desc : &_build_tramway_scen_desc, TRANSPORT_ROAD);
 981 }
 982
 983 struct BuildRoadDepotWindow : public PickerWindowBase {
 984         BuildRoadDepotWindow(WindowDesc *desc, Window *parent) : PickerWindowBase(desc, parent)
 985         {
 986                 this->CreateNestedTree();
 987
 988                 this->LowerWidget(_road_depot_orientation + WID_BROD_DEPOT_NE);
 989                 if (RoadTypeIsTram(_cur_roadtype)) {
 990                         this->GetWidget<NWidgetCore>(WID_BROD_CAPTION)->widget_data = STR_BUILD_DEPOT_TRAM_ORIENTATION_CAPTION;
 991                         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;
 992                 }
 993
 994                 this->FinishInitNested(TRANSPORT_ROAD);
 995         }
 996
 997         void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize) override
 998         {
 999                 if (!IsInsideMM(widget, WID_BROD_DEPOT_NE, WID_BROD_DEPOT_NW + 1)) return;
1000
1001                 size->width  = ScaleGUITrad(64) + 2;
1002                 size->height = ScaleGUITrad(48) + 2;
1003         }
1004
1005         void DrawWidget(const Rect &r, int widget) const override
1006         {
1007                 if (!IsInsideMM(widget, WID_BROD_DEPOT_NE, WID_BROD_DEPOT_NW + 1)) return;
1008
1009                 DrawRoadDepotSprite(r.left + 1 + ScaleGUITrad(31), r.bottom - ScaleGUITrad(31), (DiagDirection)(widget - WID_BROD_DEPOT_NE + DIAGDIR_NE), _cur_roadtype);
1010         }
1011
1012         void OnClick(Point pt, int widget, int click_count) override
1013         {
1014                 switch (widget) {
1015                         case WID_BROD_DEPOT_NW:
1016                         case WID_BROD_DEPOT_NE:
1017                         case WID_BROD_DEPOT_SW:
1018                         case WID_BROD_DEPOT_SE:
1019                                 this->RaiseWidget(_road_depot_orientation + WID_BROD_DEPOT_NE);
1020                                 _road_depot_orientation = (DiagDirection)(widget - WID_BROD_DEPOT_NE);
1021                                 this->LowerWidget(_road_depot_orientation + WID_BROD_DEPOT_NE);
1022                                 if (_settings_client.sound.click_beep) SndPlayFx(SND_15_BEEP);
1023                                 this->SetDirty();
1024                                 break;
1025
1026                         default:
1027                                 break;
1028                 }
1029         }
1030 };
1031
1032 static const NWidgetPart _nested_build_road_depot_widgets[] = {
1033         NWidget(NWID_HORIZONTAL),
1034                 NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
1035                 NWidget(WWT_CAPTION, COLOUR_DARK_GREEN, WID_BROD_CAPTION), SetDataTip(STR_BUILD_DEPOT_ROAD_ORIENTATION_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
1036         EndContainer(),
1037         NWidget(WWT_PANEL, COLOUR_DARK_GREEN),
1038                 NWidget(NWID_SPACER), SetMinimalSize(0, 3),
1039                 NWidget(NWID_HORIZONTAL_LTR),
1040                         NWidget(NWID_SPACER), SetMinimalSize(3, 0), SetFill(1, 0),
1041                         NWidget(NWID_VERTICAL),
1042                                 NWidget(WWT_PANEL, COLOUR_GREY, WID_BROD_DEPOT_NW), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_ROAD_ORIENTATION_SELECT_TOOLTIP),
1043                                 EndContainer(),
1044                                 NWidget(NWID_SPACER), SetMinimalSize(0, 2),
1045                                 NWidget(WWT_PANEL, COLOUR_GREY, WID_BROD_DEPOT_SW), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_ROAD_ORIENTATION_SELECT_TOOLTIP),
1046                                 EndContainer(),
1047                         EndContainer(),
1048                         NWidget(NWID_SPACER), SetMinimalSize(2, 0),
1049                         NWidget(NWID_VERTICAL),
1050                                 NWidget(WWT_PANEL, COLOUR_GREY, WID_BROD_DEPOT_NE), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_ROAD_ORIENTATION_SELECT_TOOLTIP),
1051                                 EndContainer(),
1052                                 NWidget(NWID_SPACER), SetMinimalSize(0, 2),
1053                                 NWidget(WWT_PANEL, COLOUR_GREY, WID_BROD_DEPOT_SE), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_ROAD_ORIENTATION_SELECT_TOOLTIP),
1054                                 EndContainer(),
1055                         EndContainer(),
1056                         NWidget(NWID_SPACER), SetMinimalSize(3, 0), SetFill(1, 0),
1057                 EndContainer(),
1058                 NWidget(NWID_SPACER), SetMinimalSize(0, 3),
1059         EndContainer(),
1060 };
1061
1062 static WindowDesc _build_road_depot_desc(
1063         WDP_AUTO, nullptr, 0, 0,
1064         WC_BUILD_DEPOT, WC_BUILD_TOOLBAR,
1065         WDF_CONSTRUCTION,
1066         _nested_build_road_depot_widgets, lengthof(_nested_build_road_depot_widgets)
1067 );
1068
1069 static void ShowRoadDepotPicker(Window *parent)
1070 {
1071         new BuildRoadDepotWindow(&_build_road_depot_desc, parent);
1072 }
1073
1074 struct BuildRoadStationWindow : public PickerWindowBase {
1075         BuildRoadStationWindow(WindowDesc *desc, Window *parent, RoadStopType rs) : PickerWindowBase(desc, parent)
1076         {
1077                 this->CreateNestedTree();
1078
1079                 /* Trams don't have non-drivethrough stations */
1080                 if (RoadTypeIsTram(_cur_roadtype) && _road_station_picker_orientation < DIAGDIR_END) {
1081                         _road_station_picker_orientation = DIAGDIR_END;
1082                 }
1083                 const RoadTypeInfo *rti = GetRoadTypeInfo(_cur_roadtype);
1084                 this->GetWidget<NWidgetCore>(WID_BROS_CAPTION)->widget_data = rti->strings.picker_title[rs];
1085
1086                 for (uint i = RoadTypeIsTram(_cur_roadtype) ? WID_BROS_STATION_X : WID_BROS_STATION_NE; i < WID_BROS_LT_OFF; i++) {
1087                         this->GetWidget<NWidgetCore>(i)->tool_tip = rti->strings.picker_tooltip[rs];
1088                 }
1089
1090                 this->LowerWidget(_road_station_picker_orientation + WID_BROS_STATION_NE);
1091                 this->LowerWidget(_settings_client.gui.station_show_coverage + WID_BROS_LT_OFF);
1092
1093                 this->FinishInitNested(TRANSPORT_ROAD);
1094
1095                 this->window_class = (rs == ROADSTOP_BUS) ? WC_BUS_STATION : WC_TRUCK_STATION;
1096         }
1097
1098         virtual ~BuildRoadStationWindow()
1099         {
1100                 DeleteWindowById(WC_SELECT_STATION, 0);
1101         }
1102
1103         void OnPaint() override
1104         {
1105                 this->DrawWidgets();
1106
1107                 int rad = _settings_game.station.modified_catchment ? ((this->window_class == WC_BUS_STATION) ? CA_BUS : CA_TRUCK) : CA_UNMODIFIED;
1108                 if (_settings_client.gui.station_show_coverage) {
1109                         SetTileSelectBigSize(-rad, -rad, 2 * rad, 2 * rad);
1110                 } else {
1111                         SetTileSelectSize(1, 1);
1112                 }
1113
1114                 /* 'Accepts' and 'Supplies' texts. */
1115                 StationCoverageType sct = (this->window_class == WC_BUS_STATION) ? SCT_PASSENGERS_ONLY : SCT_NON_PASSENGERS_ONLY;
1116                 int top = this->GetWidget<NWidgetBase>(WID_BROS_LT_ON)->pos_y + this->GetWidget<NWidgetBase>(WID_BROS_LT_ON)->current_y + WD_PAR_VSEP_NORMAL;
1117                 NWidgetBase *back_nwi = this->GetWidget<NWidgetBase>(WID_BROS_BACKGROUND);
1118                 int right = back_nwi->pos_x +  back_nwi->current_x;
1119                 int bottom = back_nwi->pos_y +  back_nwi->current_y;
1120                 top = DrawStationCoverageAreaText(back_nwi->pos_x + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, top, sct, rad, false) + WD_PAR_VSEP_NORMAL;
1121                 top = DrawStationCoverageAreaText(back_nwi->pos_x + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, top, sct, rad, true) + WD_PAR_VSEP_NORMAL;
1122                 /* Resize background if the window is too small.
1123                  * Never make the window smaller to avoid oscillating if the size change affects the acceptance.
1124                  * (This is the case, if making the window bigger moves the mouse into the window.) */
1125                 if (top > bottom) {
1126                         ResizeWindow(this, 0, top - bottom, false);
1127                 }
1128         }
1129
1130         void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize) override
1131         {
1132                 if (!IsInsideMM(widget, WID_BROS_STATION_NE, WID_BROS_STATION_Y + 1)) return;
1133
1134                 size->width  = ScaleGUITrad(64) + 2;
1135                 size->height = ScaleGUITrad(48) + 2;
1136         }
1137
1138         void DrawWidget(const Rect &r, int widget) const override
1139         {
1140                 if (!IsInsideMM(widget, WID_BROS_STATION_NE, WID_BROS_STATION_Y + 1)) return;
1141
1142                 StationType st = (this->window_class == WC_BUS_STATION) ? STATION_BUS : STATION_TRUCK;
1143                 StationPickerDrawSprite(r.left + 1 + ScaleGUITrad(31), r.bottom - ScaleGUITrad(31), st, INVALID_RAILTYPE, _cur_roadtype, widget - WID_BROS_STATION_NE);
1144         }
1145
1146         void OnClick(Point pt, int widget, int click_count) override
1147         {
1148                 switch (widget) {
1149                         case WID_BROS_STATION_NE:
1150                         case WID_BROS_STATION_SE:
1151                         case WID_BROS_STATION_SW:
1152                         case WID_BROS_STATION_NW:
1153                         case WID_BROS_STATION_X:
1154                         case WID_BROS_STATION_Y:
1155                                 this->RaiseWidget(_road_station_picker_orientation + WID_BROS_STATION_NE);
1156                                 _road_station_picker_orientation = (DiagDirection)(widget - WID_BROS_STATION_NE);
1157                                 this->LowerWidget(_road_station_picker_orientation + WID_BROS_STATION_NE);
1158                                 if (_settings_client.sound.click_beep) SndPlayFx(SND_15_BEEP);
1159                                 this->SetDirty();
1160                                 DeleteWindowById(WC_SELECT_STATION, 0);
1161                                 break;
1162
1163                         case WID_BROS_LT_OFF:
1164                         case WID_BROS_LT_ON:
1165                                 this->RaiseWidget(_settings_client.gui.station_show_coverage + WID_BROS_LT_OFF);
1166                                 _settings_client.gui.station_show_coverage = (widget != WID_BROS_LT_OFF);
1167                                 this->LowerWidget(_settings_client.gui.station_show_coverage + WID_BROS_LT_OFF);
1168                                 if (_settings_client.sound.click_beep) SndPlayFx(SND_15_BEEP);
1169                                 this->SetDirty();
1170                                 SetViewportCatchmentStation(nullptr, true);
1171                                 break;
1172
1173                         default:
1174                                 break;
1175                 }
1176         }
1177
1178         void OnRealtimeTick(uint delta_ms) override
1179         {
1180                 CheckRedrawStationCoverage(this);
1181         }
1182 };
1183
1184 /** Widget definition of the build road station window */
1185 static const NWidgetPart _nested_road_station_picker_widgets[] = {
1186         NWidget(NWID_HORIZONTAL),
1187                 NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
1188                 NWidget(WWT_CAPTION,  COLOUR_DARK_GREEN, WID_BROS_CAPTION),
1189         EndContainer(),
1190         NWidget(WWT_PANEL, COLOUR_DARK_GREEN, WID_BROS_BACKGROUND),
1191                 NWidget(NWID_SPACER), SetMinimalSize(0, 3),
1192                 NWidget(NWID_HORIZONTAL), SetPIP(0, 2, 0),
1193                         NWidget(NWID_SPACER), SetFill(1, 0),
1194                         NWidget(WWT_PANEL, COLOUR_GREY, WID_BROS_STATION_NW), SetMinimalSize(66, 50), SetFill(0, 0), EndContainer(),
1195                         NWidget(WWT_PANEL, COLOUR_GREY, WID_BROS_STATION_NE), SetMinimalSize(66, 50), SetFill(0, 0), EndContainer(),
1196                         NWidget(WWT_PANEL, COLOUR_GREY, WID_BROS_STATION_X),  SetMinimalSize(66, 50), SetFill(0, 0), EndContainer(),
1197                         NWidget(NWID_SPACER), SetFill(1, 0),
1198                 EndContainer(),
1199                 NWidget(NWID_SPACER), SetMinimalSize(0, 2),
1200                 NWidget(NWID_HORIZONTAL), SetPIP(0, 2, 0),
1201                         NWidget(NWID_SPACER), SetFill(1, 0),
1202                         NWidget(WWT_PANEL, COLOUR_GREY, WID_BROS_STATION_SW), SetMinimalSize(66, 50), SetFill(0, 0), EndContainer(),
1203                         NWidget(WWT_PANEL, COLOUR_GREY, WID_BROS_STATION_SE), SetMinimalSize(66, 50), SetFill(0, 0), EndContainer(),
1204                         NWidget(WWT_PANEL, COLOUR_GREY, WID_BROS_STATION_Y),  SetMinimalSize(66, 50), SetFill(0, 0), EndContainer(),
1205                         NWidget(NWID_SPACER), SetFill(1, 0),
1206                 EndContainer(),
1207                 NWidget(NWID_SPACER), SetMinimalSize(0, 1),
1208                 NWidget(NWID_HORIZONTAL), SetPIP(2, 0, 2),
1209                         NWidget(WWT_LABEL, COLOUR_DARK_GREEN, WID_BROS_INFO), SetMinimalSize(140, 14), SetDataTip(STR_STATION_BUILD_COVERAGE_AREA_TITLE, STR_NULL),
1210                         NWidget(NWID_SPACER), SetFill(1, 0),
1211                 EndContainer(),
1212                 NWidget(NWID_HORIZONTAL), SetPIP(2, 0, 2),
1213                         NWidget(NWID_SPACER), SetFill(1, 0),
1214                         NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_BROS_LT_OFF), SetMinimalSize(60, 12),
1215                                                                                         SetDataTip(STR_STATION_BUILD_COVERAGE_OFF, STR_STATION_BUILD_COVERAGE_AREA_OFF_TOOLTIP),
1216                         NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_BROS_LT_ON), SetMinimalSize(60, 12),
1217                                                                                         SetDataTip(STR_STATION_BUILD_COVERAGE_ON, STR_STATION_BUILD_COVERAGE_AREA_ON_TOOLTIP),
1218                         NWidget(NWID_SPACER), SetFill(1, 0),
1219                 EndContainer(),
1220                 NWidget(NWID_SPACER), SetMinimalSize(0, 10), SetResize(0, 1),
1221         EndContainer(),
1222 };
1223
1224 static WindowDesc _road_station_picker_desc(
1225         WDP_AUTO, nullptr, 0, 0,
1226         WC_BUS_STATION, WC_BUILD_TOOLBAR,
1227         WDF_CONSTRUCTION,
1228         _nested_road_station_picker_widgets, lengthof(_nested_road_station_picker_widgets)
1229 );
1230
1231 /** Widget definition of the build tram station window */
1232 static const NWidgetPart _nested_tram_station_picker_widgets[] = {
1233         NWidget(NWID_HORIZONTAL),
1234                 NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
1235                 NWidget(WWT_CAPTION,  COLOUR_DARK_GREEN, WID_BROS_CAPTION),
1236         EndContainer(),
1237         NWidget(WWT_PANEL, COLOUR_DARK_GREEN, WID_BROS_BACKGROUND),
1238                 NWidget(NWID_SPACER), SetMinimalSize(0, 3),
1239                 NWidget(NWID_HORIZONTAL), SetPIP(0, 2, 0),
1240                         NWidget(NWID_SPACER), SetFill(1, 0),
1241                         NWidget(WWT_PANEL, COLOUR_GREY, WID_BROS_STATION_X),  SetMinimalSize(66, 50), SetFill(0, 0), EndContainer(),
1242                         NWidget(WWT_PANEL, COLOUR_GREY, WID_BROS_STATION_Y),  SetMinimalSize(66, 50), SetFill(0, 0), EndContainer(),
1243                         NWidget(NWID_SPACER), SetFill(1, 0),
1244                 EndContainer(),
1245                 NWidget(NWID_SPACER), SetMinimalSize(0, 1),
1246                 NWidget(NWID_HORIZONTAL), SetPIP(2, 0, 2),
1247                         NWidget(WWT_LABEL, COLOUR_DARK_GREEN, WID_BROS_INFO), SetMinimalSize(140, 14), SetDataTip(STR_STATION_BUILD_COVERAGE_AREA_TITLE, STR_NULL),
1248                         NWidget(NWID_SPACER), SetFill(1, 0),
1249                 EndContainer(),
1250                 NWidget(NWID_HORIZONTAL), SetPIP(2, 0, 2),
1251                         NWidget(NWID_SPACER), SetFill(1, 0),
1252                         NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_BROS_LT_OFF), SetMinimalSize(60, 12),
1253                                                                                         SetDataTip(STR_STATION_BUILD_COVERAGE_OFF, STR_STATION_BUILD_COVERAGE_AREA_OFF_TOOLTIP),
1254                         NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_BROS_LT_ON), SetMinimalSize(60, 12),
1255                                                                                         SetDataTip(STR_STATION_BUILD_COVERAGE_ON, STR_STATION_BUILD_COVERAGE_AREA_ON_TOOLTIP),
1256                         NWidget(NWID_SPACER), SetFill(1, 0),
1257                 EndContainer(),
1258                 NWidget(NWID_SPACER), SetMinimalSize(0, 10), SetResize(0, 1),
1259         EndContainer(),
1260 };
1261
1262 static WindowDesc _tram_station_picker_desc(
1263         WDP_AUTO, nullptr, 0, 0,
1264         WC_BUS_STATION, WC_BUILD_TOOLBAR,
1265         WDF_CONSTRUCTION,
1266         _nested_tram_station_picker_widgets, lengthof(_nested_tram_station_picker_widgets)
1267 );
1268
1269 static void ShowRVStationPicker(Window *parent, RoadStopType rs)
1270 {
1271         new BuildRoadStationWindow(RoadTypeIsRoad(_cur_roadtype) ? &_road_station_picker_desc : &_tram_station_picker_desc, parent, rs);
1272 }
1273
1274 void InitializeRoadGui()
1275 {
1276         _road_depot_orientation = DIAGDIR_NW;
1277         _road_station_picker_orientation = DIAGDIR_NW;
1278 }
1279
1280 /**
1281  * I really don't know why rail_gui.cpp has this too, shouldn't be included in the other one?
1282  */
1283 void InitializeRoadGUI()
1284 {
1285         BuildRoadToolbarWindow *w = dynamic_cast<BuildRoadToolbarWindow *>(FindWindowById(WC_BUILD_TOOLBAR, TRANSPORT_ROAD));
1286         if (w != nullptr) w->ModifyRoadType(_cur_roadtype);
1287 }
1288
1289 DropDownList GetRoadTypeDropDownList(RoadTramTypes rtts, bool for_replacement, bool all_option)
1290 {
1291         RoadTypes used_roadtypes;
1292         RoadTypes avail_roadtypes;
1293
1294         const Company *c = Company::Get(_local_company);
1295
1296         /* Find the used roadtypes. */
1297         if (for_replacement) {
1298                 avail_roadtypes = GetCompanyRoadTypes(c->index, false);
1299                 used_roadtypes  = GetRoadTypes(false);
1300         } else {
1301                 avail_roadtypes = c->avail_roadtypes;
1302                 used_roadtypes  = GetRoadTypes(true);
1303         }
1304
1305         /* Filter listed road types */
1306         if (!HasBit(rtts, RTT_ROAD)) used_roadtypes &= _roadtypes_type;
1307         if (!HasBit(rtts, RTT_TRAM)) used_roadtypes &= ~_roadtypes_type;
1308
1309         DropDownList list;
1310
1311         if (all_option) {
1312                 list.emplace_back(new DropDownListStringItem(STR_REPLACE_ALL_ROADTYPE, INVALID_ROADTYPE, false));
1313         }
1314
1315         Dimension d = { 0, 0 };
1316         RoadType rt;
1317         /* Get largest icon size, to ensure text is aligned on each menu item. */
1318         if (!for_replacement) {
1319                 FOR_ALL_SORTED_ROADTYPES(rt) {
1320                         if (!HasBit(used_roadtypes, rt)) continue;
1321                         const RoadTypeInfo *rti = GetRoadTypeInfo(rt);
1322                         d = maxdim(d, GetSpriteSize(rti->gui_sprites.build_x_road));
1323                 }
1324         }
1325
1326         FOR_ALL_SORTED_ROADTYPES(rt) {
1327                 /* If it's not used ever, don't show it to the user. */
1328                 if (!HasBit(used_roadtypes, rt)) continue;
1329
1330                 const RoadTypeInfo *rti = GetRoadTypeInfo(rt);
1331
1332                 DropDownListParamStringItem *item;
1333                 if (for_replacement) {
1334                         item = new DropDownListParamStringItem(rti->strings.replace_text, rt, !HasBit(avail_roadtypes, rt));
1335                 } else {
1336                         StringID str = rti->max_speed > 0 ? STR_TOOLBAR_RAILTYPE_VELOCITY : STR_JUST_STRING;
1337                         DropDownListIconItem *iconitem = new DropDownListIconItem(rti->gui_sprites.build_x_road, PAL_NONE, str, rt, !HasBit(avail_roadtypes, rt));
1338                         iconitem->SetDimension(d);
1339                         item = iconitem;
1340                 }
1341                 item->SetParam(0, rti->strings.menu_text);
1342                 item->SetParam(1, rti->max_speed / 2);
1343                 list.emplace_back(item);
1344         }
1345
1346         if (list.size() == 0) {
1347                 /* Empty dropdowns are not allowed */
1348                 list.emplace_back(new DropDownListStringItem(STR_NONE, INVALID_ROADTYPE, true));
1349         }
1350
1351         return list;
1352 }
1353
1354 DropDownList GetScenRoadTypeDropDownList(RoadTramTypes rtts)
1355 {
1356         RoadTypes avail_roadtypes = GetRoadTypes(false);
1357         avail_roadtypes = AddDateIntroducedRoadTypes(avail_roadtypes, _date);
1358         RoadTypes used_roadtypes = GetRoadTypes(true);
1359
1360         /* Filter listed road types */
1361         if (!HasBit(rtts, RTT_ROAD)) used_roadtypes &= _roadtypes_type;
1362         if (!HasBit(rtts, RTT_TRAM)) used_roadtypes &= ~_roadtypes_type;
1363
1364         DropDownList list;
1365
1366         /* If it's not used ever, don't show it to the user. */
1367         Dimension d = { 0, 0 };
1368         RoadType rt;
1369         FOR_ALL_SORTED_ROADTYPES(rt) {
1370                 if (!HasBit(used_roadtypes, rt)) continue;
1371                 const RoadTypeInfo *rti = GetRoadTypeInfo(rt);
1372                 d = maxdim(d, GetSpriteSize(rti->gui_sprites.build_x_road));
1373         }
1374         FOR_ALL_SORTED_ROADTYPES(rt) {
1375                 if (!HasBit(used_roadtypes, rt)) continue;
1376
1377                 const RoadTypeInfo *rti = GetRoadTypeInfo(rt);
1378
1379                 StringID str = rti->max_speed > 0 ? STR_TOOLBAR_RAILTYPE_VELOCITY : STR_JUST_STRING;
1380                 DropDownListIconItem *item = new DropDownListIconItem(rti->gui_sprites.build_x_road, PAL_NONE, str, rt, !HasBit(avail_roadtypes, rt));
1381                 item->SetDimension(d);
1382                 item->SetParam(0, rti->strings.menu_text);
1383                 item->SetParam(1, rti->max_speed / 2);
1384                 list.emplace_back(item);
1385         }
1386
1387         if (list.size() == 0) {
1388                 /* Empty dropdowns are not allowed */
1389                 list.emplace_back(new DropDownListStringItem(STR_NONE, -1, true));
1390         }
1391
1392         return list;
1393 }