vehicle_gui.cpp

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00001 /* $Id: vehicle_gui.cpp 21666 2010-12-30 13:18:04Z alberth $ */
00002 
00003 /*
00004  * This file is part of OpenTTD.
00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
00008  */
00009 
00012 #include "stdafx.h"
00013 #include "debug.h"
00014 #include "company_func.h"
00015 #include "gui.h"
00016 #include "textbuf_gui.h"
00017 #include "command_func.h"
00018 #include "vehicle_gui.h"
00019 #include "vehicle_gui_base.h"
00020 #include "viewport_func.h"
00021 #include "newgrf_text.h"
00022 #include "newgrf_debug.h"
00023 #include "roadveh.h"
00024 #include "train.h"
00025 #include "aircraft.h"
00026 #include "depot_map.h"
00027 #include "group_gui.h"
00028 #include "strings_func.h"
00029 #include "window_func.h"
00030 #include "vehicle_func.h"
00031 #include "autoreplace_gui.h"
00032 #include "string_func.h"
00033 #include "widgets/dropdown_func.h"
00034 #include "timetable.h"
00035 #include "vehiclelist.h"
00036 #include "articulated_vehicles.h"
00037 #include "spritecache.h"
00038 #include "core/geometry_func.hpp"
00039 #include "company_base.h"
00040 #include "engine_func.h"
00041 #include "station_base.h"
00042 #include "tilehighlight_func.h"
00043 
00044 #include "table/strings.h"
00045 
00046 Sorting _sorting;
00047 
00048 static GUIVehicleList::SortFunction VehicleNumberSorter;
00049 static GUIVehicleList::SortFunction VehicleNameSorter;
00050 static GUIVehicleList::SortFunction VehicleAgeSorter;
00051 static GUIVehicleList::SortFunction VehicleProfitThisYearSorter;
00052 static GUIVehicleList::SortFunction VehicleProfitLastYearSorter;
00053 static GUIVehicleList::SortFunction VehicleCargoSorter;
00054 static GUIVehicleList::SortFunction VehicleReliabilitySorter;
00055 static GUIVehicleList::SortFunction VehicleMaxSpeedSorter;
00056 static GUIVehicleList::SortFunction VehicleModelSorter;
00057 static GUIVehicleList::SortFunction VehicleValueSorter;
00058 static GUIVehicleList::SortFunction VehicleLengthSorter;
00059 static GUIVehicleList::SortFunction VehicleTimeToLiveSorter;
00060 static GUIVehicleList::SortFunction VehicleTimetableDelaySorter;
00061 
00062 GUIVehicleList::SortFunction * const BaseVehicleListWindow::vehicle_sorter_funcs[] = {
00063   &VehicleNumberSorter,
00064   &VehicleNameSorter,
00065   &VehicleAgeSorter,
00066   &VehicleProfitThisYearSorter,
00067   &VehicleProfitLastYearSorter,
00068   &VehicleCargoSorter,
00069   &VehicleReliabilitySorter,
00070   &VehicleMaxSpeedSorter,
00071   &VehicleModelSorter,
00072   &VehicleValueSorter,
00073   &VehicleLengthSorter,
00074   &VehicleTimeToLiveSorter,
00075   &VehicleTimetableDelaySorter,
00076 };
00077 
00078 const StringID BaseVehicleListWindow::vehicle_sorter_names[] = {
00079   STR_SORT_BY_NUMBER,
00080   STR_SORT_BY_NAME,
00081   STR_SORT_BY_AGE,
00082   STR_SORT_BY_PROFIT_THIS_YEAR,
00083   STR_SORT_BY_PROFIT_LAST_YEAR,
00084   STR_SORT_BY_TOTAL_CAPACITY_PER_CARGOTYPE,
00085   STR_SORT_BY_RELIABILITY,
00086   STR_SORT_BY_MAX_SPEED,
00087   STR_SORT_BY_MODEL,
00088   STR_SORT_BY_VALUE,
00089   STR_SORT_BY_LENGTH,
00090   STR_SORT_BY_LIFE_TIME,
00091   STR_SORT_BY_TIMETABLE_DELAY,
00092   INVALID_STRING_ID
00093 };
00094 
00095 const StringID BaseVehicleListWindow::vehicle_depot_name[] = {
00096   STR_VEHICLE_LIST_SEND_TRAIN_TO_DEPOT,
00097   STR_VEHICLE_LIST_SEND_ROAD_VEHICLE_TO_DEPOT,
00098   STR_VEHICLE_LIST_SEND_SHIP_TO_DEPOT,
00099   STR_VEHICLE_LIST_SEND_AIRCRAFT_TO_HANGAR
00100 };
00101 
00102 void BaseVehicleListWindow::BuildVehicleList()
00103 {
00104   if (!this->vehicles.NeedRebuild()) return;
00105 
00106   DEBUG(misc, 3, "Building vehicle list type %d for company %d given index %d", this->vli.type, this->vli.company, this->vli.index);
00107 
00108   GenerateVehicleSortList(&this->vehicles, this->vli);
00109 
00110   uint unitnumber = 0;
00111   for (const Vehicle **v = this->vehicles.Begin(); v != this->vehicles.End(); v++) {
00112     unitnumber = max<uint>(unitnumber, (*v)->unitnumber);
00113   }
00114 
00115   /* Because 111 is much less wide than e.g. 999 we use the
00116    * wider numbers to determine the width instead of just
00117    * the random number that it seems to be. */
00118   if (unitnumber >= 1000) {
00119     this->unitnumber_digits = 4;
00120   } else if (unitnumber >= 100) {
00121     this->unitnumber_digits = 3;
00122   } else {
00123     this->unitnumber_digits = 2;
00124   }
00125 
00126   this->vehicles.RebuildDone();
00127   this->vscroll->SetCount(this->vehicles.Length());
00128 }
00129 
00136 Dimension BaseVehicleListWindow::GetActionDropdownSize(bool show_autoreplace, bool show_group)
00137 {
00138   Dimension d = {0, 0};
00139 
00140   if (show_autoreplace) d = maxdim(d, GetStringBoundingBox(STR_VEHICLE_LIST_REPLACE_VEHICLES));
00141   d = maxdim(d, GetStringBoundingBox(STR_VEHICLE_LIST_SEND_FOR_SERVICING));
00142   d = maxdim(d, GetStringBoundingBox(this->vehicle_depot_name[this->vli.vtype]));
00143 
00144   if (show_group) {
00145     d = maxdim(d, GetStringBoundingBox(STR_GROUP_ADD_SHARED_VEHICLE));
00146     d = maxdim(d, GetStringBoundingBox(STR_GROUP_REMOVE_ALL_VEHICLES));
00147   }
00148 
00149   return d;
00150 }
00151 
00158 DropDownList *BaseVehicleListWindow::BuildActionDropdownList(bool show_autoreplace, bool show_group)
00159 {
00160   DropDownList *list = new DropDownList();
00161 
00162   if (show_autoreplace) list->push_back(new DropDownListStringItem(STR_VEHICLE_LIST_REPLACE_VEHICLES, ADI_REPLACE, false));
00163   list->push_back(new DropDownListStringItem(STR_VEHICLE_LIST_SEND_FOR_SERVICING, ADI_SERVICE, false));
00164   list->push_back(new DropDownListStringItem(this->vehicle_depot_name[this->vli.vtype], ADI_DEPOT, false));
00165 
00166   if (show_group) {
00167     list->push_back(new DropDownListStringItem(STR_GROUP_ADD_SHARED_VEHICLE, ADI_ADD_SHARED, false));
00168     list->push_back(new DropDownListStringItem(STR_GROUP_REMOVE_ALL_VEHICLES, ADI_REMOVE_ALL, false));
00169   }
00170 
00171   return list;
00172 }
00173 
00174 /* cached values for VehicleNameSorter to spare many GetString() calls */
00175 static const Vehicle *_last_vehicle[2] = { NULL, NULL };
00176 
00177 void BaseVehicleListWindow::SortVehicleList()
00178 {
00179   if (this->vehicles.Sort()) return;
00180 
00181   /* invalidate cached values for name sorter - vehicle names could change */
00182   _last_vehicle[0] = _last_vehicle[1] = NULL;
00183 }
00184 
00185 void DepotSortList(VehicleList *list)
00186 {
00187   if (list->Length() < 2) return;
00188   QSortT(list->Begin(), list->Length(), &VehicleNumberSorter);
00189 }
00190 
00192 static void DrawVehicleProfitButton(const Vehicle *v, int x, int y)
00193 {
00194   SpriteID spr;
00195 
00196   /* draw profit-based coloured icons */
00197   if (v->age <= DAYS_IN_YEAR * 2) {
00198     spr = SPR_PROFIT_NA;
00199   } else if (v->GetDisplayProfitLastYear() < 0) {
00200     spr = SPR_PROFIT_NEGATIVE;
00201   } else if (v->GetDisplayProfitLastYear() < 10000) {
00202     spr = SPR_PROFIT_SOME;
00203   } else {
00204     spr = SPR_PROFIT_LOT;
00205   }
00206   DrawSprite(spr, PAL_NONE, x, y);
00207 }
00208 
00210 static const uint MAX_REFIT_CYCLE = 256;
00211 
00219 byte GetBestFittingSubType(Vehicle *v_from, Vehicle *v_for)
00220 {
00221   const Engine *e_from = Engine::Get(v_from->engine_type);
00222   const Engine *e_for  = Engine::Get(v_for->engine_type);
00223 
00224   /* If one them doesn't carry cargo, there's no need to find a sub type */
00225   if (!e_from->CanCarryCargo() || !e_for->CanCarryCargo()) return 0;
00226 
00227   if (!HasBit(e_from->info.callback_mask, CBM_VEHICLE_CARGO_SUFFIX) ||
00228       !HasBit(e_for->info.callback_mask,  CBM_VEHICLE_CARGO_SUFFIX)) {
00229     /* One of the engines doesn't have cargo suffixes, i.e. sub types. */
00230     return 0;
00231   }
00232 
00233   /* It has to be possible for v_for to carry the cargo of v_from. */
00234   if (!HasBit(e_for->info.refit_mask, v_from->cargo_type)) return 0;
00235 
00236   StringID expected_string = GetCargoSubtypeText(v_from);
00237 
00238   CargoID old_cargo_type = v_for->cargo_type;
00239   byte old_cargo_subtype = v_for->cargo_subtype;
00240   byte ret_refit_cyc = 0;
00241 
00242   /* Set the 'destination' cargo */
00243   v_for->cargo_type = v_from->cargo_type;
00244 
00245   /* Cycle through the refits */
00246   for (uint refit_cyc = 0; refit_cyc < MAX_REFIT_CYCLE; refit_cyc++) {
00247     v_for->cargo_subtype = refit_cyc;
00248 
00249     /* Make sure we don't pick up anything cached. */
00250     v_for->First()->InvalidateNewGRFCache();
00251     v_for->InvalidateNewGRFCache();
00252     uint16 callback = GetVehicleCallback(CBID_VEHICLE_CARGO_SUFFIX, 0, 0, v_for->engine_type, v_for);
00253 
00254     if (callback == 0xFF) callback = CALLBACK_FAILED;
00255     if (callback == CALLBACK_FAILED) break;
00256 
00257     if (GetCargoSubtypeText(v_for) != expected_string) continue;
00258 
00259     /* We found something matching. */
00260     ret_refit_cyc = refit_cyc;
00261     break;
00262   }
00263 
00264   /* Reset the vehicle's cargo type */
00265   v_for->cargo_type    = old_cargo_type;
00266   v_for->cargo_subtype = old_cargo_subtype;
00267 
00268   /* Make sure we don't taint the vehicle. */
00269   v_for->First()->InvalidateNewGRFCache();
00270   v_for->InvalidateNewGRFCache();
00271 
00272   return ret_refit_cyc;
00273 }
00274 
00276 struct RefitOption {
00277   CargoID cargo;    
00278   byte subtype;     
00279   uint16 value;     
00280   EngineID engine;  
00281 
00287   FORCEINLINE bool operator != (const RefitOption &other) const
00288   {
00289     return other.cargo != this->cargo || other.value != this->value;
00290   }
00291 
00297   FORCEINLINE bool operator == (const RefitOption &other) const
00298   {
00299     return other.cargo == this->cargo && other.value == this->value;
00300   }
00301 };
00302 
00303 typedef SmallVector<RefitOption, 32> SubtypeList; 
00304 
00314 static void DrawVehicleRefitWindow(const SubtypeList list[NUM_CARGO], int sel, uint pos, uint rows, uint delta, const Rect &r)
00315 {
00316   uint y = r.top + WD_MATRIX_TOP;
00317   uint current = 0;
00318 
00319   /* Draw the list of subtypes for each cargo, and find the selected refit option (by its position). */
00320   for (uint i = 0; current < pos + rows && i < NUM_CARGO; i++) {
00321     for (uint j = 0; current < pos + rows && j < list[i].Length(); j++) {
00322       /* Refit options with a position smaller than pos don't have to be drawn. */
00323       if (current < pos) {
00324         current++;
00325         continue;
00326       }
00327 
00328       TextColour colour = (sel == (int)current) ? TC_WHITE : TC_BLACK;
00329       const RefitOption refit = list[i][j];
00330       /* Get the cargo name. */
00331       SetDParam(0, CargoSpec::Get(refit.cargo)->name);
00332       /* If the callback succeeded, draw the cargo suffix. */
00333       if (refit.value != CALLBACK_FAILED) {
00334         SetDParam(1, GetGRFStringID(GetEngineGRFID(refit.engine), 0xD000 + refit.value));
00335         DrawString(r.left + WD_MATRIX_LEFT, r.right - WD_MATRIX_RIGHT, y, STR_JUST_STRING_SPACE_STRING, colour);
00336       } else {
00337         DrawString(r.left + WD_MATRIX_LEFT, r.right - WD_MATRIX_RIGHT, y, STR_JUST_STRING, colour);
00338       }
00339 
00340       y += delta;
00341       current++;
00342     }
00343   }
00344 }
00345 
00347 enum VehicleRefitWidgets {
00348   VRW_CAPTION,
00349   VRW_VEHICLE_PANEL_DISPLAY,
00350   VRW_SHOW_HSCROLLBAR,
00351   VRW_HSCROLLBAR,
00352   VRW_SELECTHEADER,
00353   VRW_MATRIX,
00354   VRW_SCROLLBAR,
00355   VRW_INFOPANEL,
00356   VRW_REFITBUTTON,
00357 };
00358 
00360 struct RefitWindow : public Window {
00361   int sel;                     
00362   RefitOption *cargo;          
00363   SubtypeList list[NUM_CARGO]; 
00364   VehicleOrderID order;        
00365   uint information_width;      
00366   Scrollbar *vscroll;          
00367   Scrollbar *hscroll;          
00368   int vehicle_width;           
00369   int sprite_left;             
00370   int sprite_right;            
00371   uint vehicle_margin;         
00372   int click_x;                 
00373   VehicleID selected_vehicle;  
00374   uint8 num_vehicles;          
00375 
00379   void BuildRefitList()
00380   {
00381     for (uint i = 0; i < NUM_CARGO; i++) this->list[i].Clear();
00382     Vehicle *v = Vehicle::Get(this->window_number);
00383 
00384     /* Check only the selected vehicles. */
00385     VehicleSet vehicles_to_refit;
00386     GetVehicleSet(vehicles_to_refit, Vehicle::Get(this->selected_vehicle), this->num_vehicles);
00387 
00388     do {
00389       if (v->type == VEH_TRAIN && !vehicles_to_refit.Contains(v->index)) continue;
00390       const Engine *e = Engine::Get(v->engine_type);
00391       uint32 cmask = e->info.refit_mask;
00392       byte callback_mask = e->info.callback_mask;
00393 
00394       /* Skip this engine if it does not carry anything */
00395       if (!e->CanCarryCargo()) continue;
00396 
00397       /* Loop through all cargos in the refit mask */
00398       int current_index = 0;
00399       const CargoSpec *cs;
00400       FOR_ALL_SORTED_CARGOSPECS(cs) {
00401         CargoID cid = cs->Index();
00402         /* Skip cargo type if it's not listed */
00403         if (!HasBit(cmask, cid)) {
00404           current_index++;
00405           continue;
00406         }
00407 
00408         /* Check the vehicle's callback mask for cargo suffixes */
00409         if (HasBit(callback_mask, CBM_VEHICLE_CARGO_SUFFIX)) {
00410           /* Make a note of the original cargo type. It has to be
00411            * changed to test the cargo & subtype... */
00412           CargoID temp_cargo = v->cargo_type;
00413           byte temp_subtype  = v->cargo_subtype;
00414 
00415           v->cargo_type = cid;
00416 
00417           for (uint refit_cyc = 0; refit_cyc < MAX_REFIT_CYCLE; refit_cyc++) {
00418             v->cargo_subtype = refit_cyc;
00419 
00420             /* Make sure we don't pick up anything cached. */
00421             v->First()->InvalidateNewGRFCache();
00422             v->InvalidateNewGRFCache();
00423             uint16 callback = GetVehicleCallback(CBID_VEHICLE_CARGO_SUFFIX, 0, 0, v->engine_type, v);
00424 
00425             if (callback == 0xFF) callback = CALLBACK_FAILED;
00426             if (refit_cyc != 0 && callback == CALLBACK_FAILED) break;
00427 
00428             RefitOption option;
00429             option.cargo   = cid;
00430             option.subtype = refit_cyc;
00431             option.value   = callback;
00432             option.engine  = v->engine_type;
00433             this->list[current_index].Include(option);
00434           }
00435 
00436           /* Reset the vehicle's cargo type */
00437           v->cargo_type    = temp_cargo;
00438           v->cargo_subtype = temp_subtype;
00439 
00440           /* And make sure we haven't tainted the cache */
00441           v->First()->InvalidateNewGRFCache();
00442           v->InvalidateNewGRFCache();
00443         } else {
00444           /* No cargo suffix callback -- use no subtype */
00445           RefitOption option;
00446           option.cargo   = cid;
00447           option.subtype = 0;
00448           option.value   = CALLBACK_FAILED;
00449           option.engine  = INVALID_ENGINE;
00450           this->list[current_index].Include(option);
00451         }
00452         current_index++;
00453       }
00454     } while (v->IsGroundVehicle() && (v = v->Next()) != NULL);
00455 
00456     int scroll_size = 0;
00457     for (uint i = 0; i < NUM_CARGO; i++) {
00458       scroll_size += (this->list[i].Length());
00459     }
00460     this->vscroll->SetCount(scroll_size);
00461   }
00462 
00467   RefitOption *GetRefitOption()
00468   {
00469     if (this->sel < 0) return NULL;
00470     int subtype = 0;
00471     for (uint i = 0; subtype <= this->sel && i < NUM_CARGO; i++) {
00472       for (uint j = 0; subtype <= this->sel && j < this->list[i].Length(); j++) {
00473         if (subtype == this->sel) {
00474           return &this->list[i][j];
00475         }
00476         subtype++;
00477       }
00478     }
00479 
00480     return NULL;
00481   }
00482 
00483   RefitWindow(const WindowDesc *desc, const Vehicle *v, VehicleOrderID order) : Window()
00484   {
00485     this->sel = -1;
00486     this->CreateNestedTree(desc);
00487 
00488     this->vscroll = this->GetScrollbar(VRW_SCROLLBAR);
00489     this->hscroll = (v->IsGroundVehicle() ? this->GetScrollbar(VRW_HSCROLLBAR) : NULL);
00490     this->GetWidget<NWidgetCore>(VRW_SELECTHEADER)->tool_tip = STR_REFIT_TRAIN_LIST_TOOLTIP + v->type;
00491     this->GetWidget<NWidgetCore>(VRW_MATRIX)->tool_tip       = STR_REFIT_TRAIN_LIST_TOOLTIP + v->type;
00492     NWidgetCore *nwi = this->GetWidget<NWidgetCore>(VRW_REFITBUTTON);
00493     nwi->widget_data = STR_REFIT_TRAIN_REFIT_BUTTON + v->type;
00494     nwi->tool_tip    = STR_REFIT_TRAIN_REFIT_TOOLTIP + v->type;
00495     this->GetWidget<NWidgetStacked>(VRW_SHOW_HSCROLLBAR)->SetDisplayedPlane(v->IsGroundVehicle() ? 0 : SZSP_HORIZONTAL);
00496     this->GetWidget<NWidgetCore>(VRW_VEHICLE_PANEL_DISPLAY)->tool_tip = (v->type == VEH_TRAIN) ? STR_REFIT_SELECT_VEHICLES_TOOLTIP : STR_NULL;
00497 
00498     this->FinishInitNested(desc, v->index);
00499     this->owner = v->owner;
00500 
00501     this->order = order;
00502     this->SetWidgetDisabledState(VRW_REFITBUTTON, this->sel == -1);
00503   }
00504 
00505   virtual void OnInit()
00506   {
00507     if (this->cargo != NULL) {
00508       /* Store the RefitOption currently in use. */
00509       RefitOption current_refit_option = *(this->cargo);
00510 
00511       /* Rebuild the refit list */
00512       this->BuildRefitList();
00513       this->sel = -1;
00514       this->cargo = NULL;
00515       int current = 0;
00516       for (uint i = 0; this->cargo == NULL && i < NUM_CARGO; i++) {
00517         for (uint j = 0; j < list[i].Length(); j++) {
00518           if (list[i][j] == current_refit_option) {
00519             this->sel = current;
00520             this->cargo = &list[i][j];
00521             this->vscroll->ScrollTowards(current);
00522             break;
00523           }
00524           current++;
00525         }
00526       }
00527 
00528       this->SetWidgetDisabledState(VRW_REFITBUTTON, this->sel == -1);
00529       /* If the selected refit option was not found, scroll the window to the initial position. */
00530       if (this->sel == -1) this->vscroll->ScrollTowards(0);
00531     } else {
00532       /* Rebuild the refit list */
00533       this->OnInvalidateData(0);
00534     }
00535   }
00536 
00537   virtual void OnPaint()
00538   {
00539     /* Determine amount of items for scroller. */
00540     if (this->hscroll != NULL) this->hscroll->SetCount(this->vehicle_width);
00541 
00542     /* Calculate sprite position. */
00543     NWidgetCore *vehicle_panel_display = this->GetWidget<NWidgetCore>(VRW_VEHICLE_PANEL_DISPLAY);
00544     int sprite_width = max(0, ((int)vehicle_panel_display->current_x - this->vehicle_width) / 2);
00545     this->sprite_left = vehicle_panel_display->pos_x;
00546     this->sprite_right = vehicle_panel_display->pos_x + vehicle_panel_display->current_x - 1;
00547     if (_current_text_dir == TD_RTL) {
00548       this->sprite_right -= sprite_width;
00549       this->vehicle_margin = vehicle_panel_display->current_x - sprite_right;
00550     } else {
00551       this->sprite_left += sprite_width;
00552       this->vehicle_margin = sprite_left;
00553     }
00554 
00555     this->DrawWidgets();
00556   }
00557 
00558   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00559   {
00560     switch (widget) {
00561       case VRW_MATRIX:
00562         resize->height = WD_MATRIX_TOP + FONT_HEIGHT_NORMAL + WD_MATRIX_BOTTOM;
00563         size->height = resize->height * 8;
00564         break;
00565 
00566       case VRW_VEHICLE_PANEL_DISPLAY:
00567         size->height = GetVehicleHeight(Vehicle::Get(this->window_number)->type);
00568         break;
00569 
00570       case VRW_INFOPANEL:
00571         size->width = WD_FRAMERECT_LEFT + this->information_width + WD_FRAMERECT_RIGHT;
00572         break;
00573     }
00574   }
00575 
00576   virtual void SetStringParameters(int widget) const
00577   {
00578     if (widget == VRW_CAPTION) SetDParam(0, Vehicle::Get(this->window_number)->index);
00579   }
00580 
00587   StringID GetCapacityString(RefitOption *option) const
00588   {
00589     Vehicle *v = Vehicle::Get(this->window_number);
00590     CommandCost cost = DoCommand(v->tile, this->selected_vehicle, option->cargo | option->subtype << 8 |
00591         this->num_vehicles << 17, DC_QUERY_COST, GetCmdRefitVeh(v->type));
00592 
00593     if (cost.Failed()) return INVALID_STRING_ID;
00594 
00595     SetDParam(0, option->cargo);
00596     SetDParam(1, _returned_refit_capacity);
00597 
00598     if (_returned_mail_refit_capacity > 0) {
00599       SetDParam(2, CT_MAIL);
00600       SetDParam(3, _returned_mail_refit_capacity);
00601       SetDParam(4, cost.GetCost());
00602       return STR_REFIT_NEW_CAPACITY_COST_OF_AIRCRAFT_REFIT;
00603     } else {
00604       SetDParam(2, cost.GetCost());
00605       return STR_REFIT_NEW_CAPACITY_COST_OF_REFIT;
00606     }
00607   }
00608 
00609   virtual void DrawWidget(const Rect &r, int widget) const
00610   {
00611     switch (widget) {
00612       case VRW_VEHICLE_PANEL_DISPLAY: {
00613         Vehicle *v = Vehicle::Get(this->window_number);
00614         DrawVehicleImage(v, this->sprite_left + WD_FRAMERECT_LEFT, this->sprite_right - WD_FRAMERECT_RIGHT,
00615           r.top + WD_FRAMERECT_TOP, INVALID_VEHICLE, this->hscroll != NULL ? this->hscroll->GetPosition() : 0);
00616 
00617         /* Highlight selected vehicles. */
00618         int x = 0;
00619         switch (v->type) {
00620           case VEH_TRAIN: {
00621             VehicleSet vehicles_to_refit;
00622             GetVehicleSet(vehicles_to_refit, Vehicle::Get(this->selected_vehicle), this->num_vehicles);
00623 
00624             int left = INT32_MIN;
00625             int width = 0;
00626 
00627             for (Train *u = Train::From(v); u != NULL; u = u->Next()) {
00628               /* Start checking. */
00629               if (vehicles_to_refit.Contains(u->index) && left == INT32_MIN) {
00630                 left = x - this->hscroll->GetPosition() + r.left + this->vehicle_margin;
00631                 width = 0;
00632               }
00633 
00634               /* Draw a selection. */
00635               if ((!vehicles_to_refit.Contains(u->index) || u->Next() == NULL) && left != INT32_MIN) {
00636                 if (u->Next() == NULL && vehicles_to_refit.Contains(u->index)) {
00637                   int current_width = u->GetDisplayImageWidth();
00638                   width += current_width;
00639                   x += current_width;
00640                 }
00641 
00642                 int right = Clamp(left + width, 0, r.right);
00643                 left = max(0, left);
00644 
00645                 if (_current_text_dir == TD_RTL) {
00646                   right = this->GetWidget<NWidgetCore>(VRW_VEHICLE_PANEL_DISPLAY)->current_x - left;
00647                   left = right - width;
00648                 }
00649 
00650                 if (left != right) {
00651                   DrawFrameRect(left, r.top + WD_FRAMERECT_TOP, right, r.top + WD_FRAMERECT_TOP + 13, COLOUR_WHITE, FR_BORDERONLY);
00652                 }
00653 
00654                 left = INT32_MIN;
00655               }
00656 
00657               int current_width = u->GetDisplayImageWidth();
00658               width += current_width;
00659               x += current_width;
00660             }
00661             break;
00662           }
00663 
00664           default: break;
00665         }
00666         break;
00667       }
00668 
00669       case VRW_MATRIX:
00670         DrawVehicleRefitWindow(this->list, this->sel, this->vscroll->GetPosition(), this->vscroll->GetCapacity(), this->resize.step_height, r);
00671         break;
00672 
00673       case VRW_INFOPANEL:
00674         if (this->cargo != NULL) {
00675           StringID string = this->GetCapacityString(this->cargo);
00676           if (string != INVALID_STRING_ID) {
00677             DrawStringMultiLine(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT,
00678                 r.top + WD_FRAMERECT_TOP, r.bottom - WD_FRAMERECT_BOTTOM, string);
00679           }
00680         }
00681         break;
00682     }
00683   }
00684 
00685   virtual void OnInvalidateData(int data)
00686   {
00687     switch (data) {
00688       case 0: { // The consist has changed; rebuild the entire list.
00689         /* Clear the selection. */
00690         Vehicle *v = Vehicle::Get(this->window_number);
00691         this->selected_vehicle = v->index;
00692         this->num_vehicles = UINT8_MAX;
00693         /* FALL THROUGH */
00694       }
00695 
00696       case 2: { // The vehicle selection has changed; rebuild the entire list.
00697         this->BuildRefitList();
00698 
00699         /* The vehicle width has changed too. */
00700         this->vehicle_width = GetVehicleWidth(Vehicle::Get(this->window_number));
00701         uint max_width = 0;
00702 
00703         /* Check the width of all cargo information strings. */
00704         for (uint i = 0; i < NUM_CARGO; i++) {
00705           for (uint j = 0; j < this->list[i].Length(); j++) {
00706             StringID string = this->GetCapacityString(&list[i][j]);
00707             if (string != INVALID_STRING_ID) {
00708               Dimension dim = GetStringBoundingBox(string);
00709               max_width = max(dim.width, max_width);
00710             }
00711           }
00712         }
00713 
00714         if (this->information_width < max_width) {
00715           this->information_width = max_width;
00716           this->ReInit();
00717         }
00718         /* FALL THROUGH */
00719       }
00720 
00721       case 1: // A new cargo has been selected.
00722         this->cargo = GetRefitOption();
00723         break;
00724     }
00725   }
00726 
00727   int GetClickPosition(int click_x)
00728   {
00729     const NWidgetCore *matrix_widget = this->GetWidget<NWidgetCore>(VRW_VEHICLE_PANEL_DISPLAY);
00730     if (_current_text_dir == TD_RTL) click_x = matrix_widget->current_x - click_x;
00731     click_x -= this->vehicle_margin;
00732     if (this->hscroll != NULL) click_x += this->hscroll->GetPosition();
00733 
00734     return click_x;
00735   }
00736 
00737   void SetSelectedVehicles(int drag_x)
00738   {
00739     drag_x = GetClickPosition(drag_x);
00740 
00741     int left_x  = min(this->click_x, drag_x);
00742     int right_x = max(this->click_x, drag_x);
00743     this->num_vehicles = 0;
00744 
00745     Vehicle *v = Vehicle::Get(this->window_number);
00746     /* Find the vehicle part that was clicked. */
00747     switch (v->type) {
00748       case VEH_TRAIN: {
00749         /* Don't select anything if we are not clicking in the vehicle. */
00750         if (left_x >= 0) {
00751           const Train *u = Train::From(v);
00752           bool start_counting = false;
00753           for (; u != NULL; u = u->Next()) {
00754             int current_width = u->GetDisplayImageWidth();
00755             left_x  -= current_width;
00756             right_x -= current_width;
00757 
00758             if (left_x < 0 && !start_counting) {
00759               this->selected_vehicle = u->index;
00760               start_counting = true;
00761             }
00762 
00763             if (start_counting) this->num_vehicles++;
00764             if (right_x < 0) break;
00765           }
00766         }
00767 
00768         /* If the selection is not correct, clear it. */
00769         if (this->num_vehicles != 0) {
00770           if (_ctrl_pressed) this->num_vehicles = UINT8_MAX;
00771           break;
00772         }
00773         /* FALL THROUGH */
00774       }
00775 
00776       default:
00777         /* Clear the selection. */
00778         this->selected_vehicle = v->index;
00779         this->num_vehicles = UINT8_MAX;
00780         break;
00781     }
00782   }
00783 
00784   virtual void OnClick(Point pt, int widget, int click_count)
00785   {
00786     switch (widget) {
00787       case VRW_VEHICLE_PANEL_DISPLAY: { // Vehicle image.
00788         if (this->order != INVALID_VEH_ORDER_ID) break;
00789         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(VRW_VEHICLE_PANEL_DISPLAY);
00790         this->click_x = GetClickPosition(pt.x - nwi->pos_x);
00791         this->SetSelectedVehicles(pt.x - nwi->pos_x);
00792         this->SetWidgetDirty(VRW_VEHICLE_PANEL_DISPLAY);
00793         if (!_ctrl_pressed) SetObjectToPlaceWnd(SPR_CURSOR_MOUSE, PAL_NONE, HT_DRAG, this);
00794         break;
00795       }
00796 
00797       case VRW_MATRIX: { // listbox
00798         this->sel = this->vscroll->GetScrolledRowFromWidget(pt.y, this, VRW_MATRIX);
00799         if (this->sel == INT_MAX) this->sel = -1;
00800         this->SetWidgetDisabledState(VRW_REFITBUTTON, this->sel == -1);
00801         this->InvalidateData(1);
00802 
00803         if (click_count == 1) break;
00804         /* FALL THROUGH */
00805       }
00806 
00807       case VRW_REFITBUTTON: // refit button
00808         if (this->cargo != NULL) {
00809           const Vehicle *v = Vehicle::Get(this->window_number);
00810 
00811           if (this->order == INVALID_VEH_ORDER_ID) {
00812             bool delete_window = this->selected_vehicle == v->index && this->num_vehicles == UINT8_MAX;
00813             if (DoCommandP(v->tile, this->selected_vehicle, this->cargo->cargo | this->cargo->subtype << 8 | this->num_vehicles << 17, GetCmdRefitVeh(v)) && delete_window) delete this;
00814           } else {
00815             if (DoCommandP(v->tile, v->index, this->cargo->cargo | this->cargo->subtype << 8 | this->order << 16, CMD_ORDER_REFIT)) delete this;
00816           }
00817         }
00818         break;
00819     }
00820   }
00821 
00822   virtual void OnMouseDrag(Point pt, int widget)
00823   {
00824     switch (widget) {
00825       case VRW_VEHICLE_PANEL_DISPLAY: { // Vehicle image.
00826         if (this->order != INVALID_VEH_ORDER_ID) break;
00827         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(VRW_VEHICLE_PANEL_DISPLAY);
00828         this->SetSelectedVehicles(pt.x - nwi->pos_x);
00829         this->SetWidgetDirty(VRW_VEHICLE_PANEL_DISPLAY);
00830         break;
00831       }
00832     }
00833   }
00834 
00835   virtual void OnDragDrop(Point pt, int widget)
00836   {
00837     switch (widget) {
00838       case VRW_VEHICLE_PANEL_DISPLAY: { // Vehicle image.
00839         if (this->order != INVALID_VEH_ORDER_ID) break;
00840         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(VRW_VEHICLE_PANEL_DISPLAY);
00841         this->SetSelectedVehicles(pt.x - nwi->pos_x);
00842         this->InvalidateData(2);
00843         break;
00844       }
00845     }
00846   }
00847 
00848   virtual void OnResize()
00849   {
00850     this->vehicle_width = GetVehicleWidth(Vehicle::Get(this->window_number));
00851     this->vscroll->SetCapacityFromWidget(this, VRW_MATRIX);
00852     if (this->hscroll != NULL) this->hscroll->SetCapacityFromWidget(this, VRW_VEHICLE_PANEL_DISPLAY);
00853     this->GetWidget<NWidgetCore>(VRW_MATRIX)->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
00854   }
00855 };
00856 
00857 static const NWidgetPart _nested_vehicle_refit_widgets[] = {
00858   NWidget(NWID_HORIZONTAL),
00859     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00860     NWidget(WWT_CAPTION, COLOUR_GREY, VRW_CAPTION), SetDataTip(STR_REFIT_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00861   EndContainer(),
00862   /* Vehicle display + scrollbar. */
00863   NWidget(NWID_VERTICAL),
00864     NWidget(WWT_PANEL, COLOUR_GREY, VRW_VEHICLE_PANEL_DISPLAY), SetMinimalSize(228, 14), SetResize(1, 0), SetScrollbar(VRW_HSCROLLBAR), EndContainer(),
00865     NWidget(NWID_SELECTION, INVALID_COLOUR, VRW_SHOW_HSCROLLBAR),
00866       NWidget(NWID_HSCROLLBAR, COLOUR_GREY, VRW_HSCROLLBAR),
00867     EndContainer(),
00868   EndContainer(),
00869   NWidget(WWT_TEXTBTN, COLOUR_GREY, VRW_SELECTHEADER), SetDataTip(STR_REFIT_TITLE, STR_NULL), SetResize(1, 0),
00870   /* Matrix + scrollbar. */
00871   NWidget(NWID_HORIZONTAL),
00872     NWidget(WWT_MATRIX, COLOUR_GREY, VRW_MATRIX), SetMinimalSize(228, 112), SetResize(1, 14), SetFill(1, 1), SetDataTip(0x801, STR_NULL), SetScrollbar(VRW_SCROLLBAR),
00873     NWidget(NWID_VSCROLLBAR, COLOUR_GREY, VRW_SCROLLBAR),
00874   EndContainer(),
00875   NWidget(WWT_PANEL, COLOUR_GREY, VRW_INFOPANEL), SetMinimalTextLines(2, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM), SetResize(1, 0), EndContainer(),
00876   NWidget(NWID_HORIZONTAL),
00877     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VRW_REFITBUTTON), SetFill(1, 0), SetResize(1, 0),
00878     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
00879   EndContainer(),
00880 };
00881 
00882 static const WindowDesc _vehicle_refit_desc(
00883   WDP_AUTO, 240, 174,
00884   WC_VEHICLE_REFIT, WC_VEHICLE_VIEW,
00885   WDF_UNCLICK_BUTTONS | WDF_CONSTRUCTION,
00886   _nested_vehicle_refit_widgets, lengthof(_nested_vehicle_refit_widgets)
00887 );
00888 
00895 void ShowVehicleRefitWindow(const Vehicle *v, VehicleOrderID order, Window *parent)
00896 {
00897   DeleteWindowById(WC_VEHICLE_REFIT, v->index);
00898   RefitWindow *w = new RefitWindow(&_vehicle_refit_desc, v, order);
00899   w->parent = parent;
00900 }
00901 
00903 uint ShowRefitOptionsList(int left, int right, int y, EngineID engine)
00904 {
00905   /* List of cargo types of this engine */
00906   uint32 cmask = GetUnionOfArticulatedRefitMasks(engine, false);
00907   /* List of cargo types available in this climate */
00908   uint32 lmask = _cargo_mask;
00909   char string[512];
00910   char *b = string;
00911 
00912   /* Draw nothing if the engine is not refittable */
00913   if (HasAtMostOneBit(cmask)) return y;
00914 
00915   b = InlineString(b, STR_PURCHASE_INFO_REFITTABLE_TO);
00916 
00917   if (cmask == lmask) {
00918     /* Engine can be refitted to all types in this climate */
00919     b = InlineString(b, STR_PURCHASE_INFO_ALL_TYPES);
00920   } else {
00921     /* Check if we are able to refit to more cargo types and unable to. If
00922      * so, invert the cargo types to list those that we can't refit to. */
00923     if (CountBits(cmask ^ lmask) < CountBits(cmask) && CountBits(cmask ^ lmask) <= 7) {
00924       cmask ^= lmask;
00925       b = InlineString(b, STR_PURCHASE_INFO_ALL_BUT);
00926     }
00927 
00928     bool first = true;
00929 
00930     /* Add each cargo type to the list */
00931     const CargoSpec *cs;
00932     FOR_ALL_SORTED_CARGOSPECS(cs) {
00933       if (!HasBit(cmask, cs->Index())) continue;
00934 
00935       if (b >= lastof(string) - (2 + 2 * 4)) break; // ", " and two calls to Utf8Encode()
00936 
00937       if (!first) b = strecpy(b, ", ", lastof(string));
00938       first = false;
00939 
00940       b = InlineString(b, cs->name);
00941     }
00942   }
00943 
00944   /* Terminate and display the completed string */
00945   *b = '\0';
00946 
00947   /* Make sure we detect any buffer overflow */
00948   assert(b < endof(string));
00949 
00950   SetDParamStr(0, string);
00951   return DrawStringMultiLine(left, right, y, INT32_MAX, STR_JUST_RAW_STRING);
00952 }
00953 
00955 StringID GetCargoSubtypeText(const Vehicle *v)
00956 {
00957   if (HasBit(EngInfo(v->engine_type)->callback_mask, CBM_VEHICLE_CARGO_SUFFIX)) {
00958     uint16 cb = GetVehicleCallback(CBID_VEHICLE_CARGO_SUFFIX, 0, 0, v->engine_type, v);
00959     if (cb != CALLBACK_FAILED) {
00960       return GetGRFStringID(GetEngineGRFID(v->engine_type), 0xD000 + cb);
00961     }
00962   }
00963   return STR_EMPTY;
00964 }
00965 
00967 static int CDECL VehicleNumberSorter(const Vehicle * const *a, const Vehicle * const *b)
00968 {
00969   return (*a)->unitnumber - (*b)->unitnumber;
00970 }
00971 
00973 static int CDECL VehicleNameSorter(const Vehicle * const *a, const Vehicle * const *b)
00974 {
00975   static char last_name[2][64];
00976 
00977   if (*a != _last_vehicle[0]) {
00978     _last_vehicle[0] = *a;
00979     SetDParam(0, (*a)->index);
00980     GetString(last_name[0], STR_VEHICLE_NAME, lastof(last_name[0]));
00981   }
00982 
00983   if (*b != _last_vehicle[1]) {
00984     _last_vehicle[1] = *b;
00985     SetDParam(0, (*b)->index);
00986     GetString(last_name[1], STR_VEHICLE_NAME, lastof(last_name[1]));
00987   }
00988 
00989   int r = strnatcmp(last_name[0], last_name[1]); // Sort by name (natural sorting).
00990   return (r != 0) ? r : VehicleNumberSorter(a, b);
00991 }
00992 
00994 static int CDECL VehicleAgeSorter(const Vehicle * const *a, const Vehicle * const *b)
00995 {
00996   int r = (*a)->age - (*b)->age;
00997   return (r != 0) ? r : VehicleNumberSorter(a, b);
00998 }
00999 
01001 static int CDECL VehicleProfitThisYearSorter(const Vehicle * const *a, const Vehicle * const *b)
01002 {
01003   int r = ClampToI32((*a)->GetDisplayProfitThisYear() - (*b)->GetDisplayProfitThisYear());
01004   return (r != 0) ? r : VehicleNumberSorter(a, b);
01005 }
01006 
01008 static int CDECL VehicleProfitLastYearSorter(const Vehicle * const *a, const Vehicle * const *b)
01009 {
01010   int r = ClampToI32((*a)->GetDisplayProfitLastYear() - (*b)->GetDisplayProfitLastYear());
01011   return (r != 0) ? r : VehicleNumberSorter(a, b);
01012 }
01013 
01015 static int CDECL VehicleCargoSorter(const Vehicle * const *a, const Vehicle * const *b)
01016 {
01017   const Vehicle *v;
01018   CargoArray diff;
01019 
01020   /* Append the cargo of the connected weagons */
01021   for (v = *a; v != NULL; v = v->Next()) diff[v->cargo_type] += v->cargo_cap;
01022   for (v = *b; v != NULL; v = v->Next()) diff[v->cargo_type] -= v->cargo_cap;
01023 
01024   int r = 0;
01025   for (CargoID i = 0; i < NUM_CARGO; i++) {
01026     r = diff[i];
01027     if (r != 0) break;
01028   }
01029 
01030   return (r != 0) ? r : VehicleNumberSorter(a, b);
01031 }
01032 
01034 static int CDECL VehicleReliabilitySorter(const Vehicle * const *a, const Vehicle * const *b)
01035 {
01036   int r = (*a)->reliability - (*b)->reliability;
01037   return (r != 0) ? r : VehicleNumberSorter(a, b);
01038 }
01039 
01041 static int CDECL VehicleMaxSpeedSorter(const Vehicle * const *a, const Vehicle * const *b)
01042 {
01043   int r = (*a)->vcache.cached_max_speed - (*b)->vcache.cached_max_speed;
01044   return (r != 0) ? r : VehicleNumberSorter(a, b);
01045 }
01046 
01048 static int CDECL VehicleModelSorter(const Vehicle * const *a, const Vehicle * const *b)
01049 {
01050   int r = (*a)->engine_type - (*b)->engine_type;
01051   return (r != 0) ? r : VehicleNumberSorter(a, b);
01052 }
01053 
01055 static int CDECL VehicleValueSorter(const Vehicle * const *a, const Vehicle * const *b)
01056 {
01057   const Vehicle *u;
01058   Money diff = 0;
01059 
01060   for (u = *a; u != NULL; u = u->Next()) diff += u->value;
01061   for (u = *b; u != NULL; u = u->Next()) diff -= u->value;
01062 
01063   int r = ClampToI32(diff);
01064   return (r != 0) ? r : VehicleNumberSorter(a, b);
01065 }
01066 
01068 static int CDECL VehicleLengthSorter(const Vehicle * const *a, const Vehicle * const *b)
01069 {
01070   int r = (*a)->GetGroundVehicleCache()->cached_total_length - (*b)->GetGroundVehicleCache()->cached_total_length;
01071   return (r != 0) ? r : VehicleNumberSorter(a, b);
01072 }
01073 
01075 static int CDECL VehicleTimeToLiveSorter(const Vehicle * const *a, const Vehicle * const *b)
01076 {
01077   int r = ClampToI32(((*a)->max_age - (*a)->age) - ((*b)->max_age - (*b)->age));
01078   return (r != 0) ? r : VehicleNumberSorter(a, b);
01079 }
01080 
01082 static int CDECL VehicleTimetableDelaySorter(const Vehicle * const *a, const Vehicle * const *b)
01083 {
01084   int r = (*a)->lateness_counter - (*b)->lateness_counter;
01085   return (r != 0) ? r : VehicleNumberSorter(a, b);
01086 }
01087 
01088 void InitializeGUI()
01089 {
01090   MemSetT(&_sorting, 0);
01091 }
01092 
01099 static inline void ChangeVehicleWindow(WindowClass window_class, VehicleID from_index, VehicleID to_index)
01100 {
01101   Window *w = FindWindowById(window_class, from_index);
01102   if (w != NULL) {
01103     w->window_number = to_index;
01104     if (w->viewport != NULL) w->viewport->follow_vehicle = to_index;
01105     if (to_index != INVALID_VEHICLE) w->InvalidateData();
01106   }
01107 }
01108 
01114 void ChangeVehicleViewWindow(VehicleID from_index, VehicleID to_index)
01115 {
01116   ChangeVehicleWindow(WC_VEHICLE_VIEW,      from_index, to_index);
01117   ChangeVehicleWindow(WC_VEHICLE_ORDERS,    from_index, to_index);
01118   ChangeVehicleWindow(WC_VEHICLE_REFIT,     from_index, to_index);
01119   ChangeVehicleWindow(WC_VEHICLE_DETAILS,   from_index, to_index);
01120   ChangeVehicleWindow(WC_VEHICLE_TIMETABLE, from_index, to_index);
01121 }
01122 
01123 enum VehicleListWindowWidgets {
01124   VLW_WIDGET_CAPTION,
01125   VLW_WIDGET_SORT_ORDER,
01126   VLW_WIDGET_SORT_BY_PULLDOWN,
01127   VLW_WIDGET_LIST,
01128   VLW_WIDGET_SCROLLBAR,
01129   VLW_WIDGET_HIDE_BUTTONS,
01130   VLW_WIDGET_AVAILABLE_VEHICLES,
01131   VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN,
01132   VLW_WIDGET_STOP_ALL,
01133   VLW_WIDGET_START_ALL,
01134 };
01135 
01136 static const NWidgetPart _nested_vehicle_list[] = {
01137   NWidget(NWID_HORIZONTAL),
01138     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01139     NWidget(WWT_CAPTION, COLOUR_GREY, VLW_WIDGET_CAPTION),
01140     NWidget(WWT_SHADEBOX, COLOUR_GREY),
01141     NWidget(WWT_STICKYBOX, COLOUR_GREY),
01142   EndContainer(),
01143 
01144   NWidget(NWID_HORIZONTAL),
01145     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLW_WIDGET_SORT_ORDER), SetMinimalSize(81, 12), SetFill(0, 1), SetDataTip(STR_BUTTON_SORT_BY, STR_TOOLTIP_SORT_ORDER),
01146     NWidget(WWT_DROPDOWN, COLOUR_GREY, VLW_WIDGET_SORT_BY_PULLDOWN), SetMinimalSize(167, 12), SetFill(0, 1), SetDataTip(0x0, STR_TOOLTIP_SORT_CRITERIA),
01147     NWidget(WWT_PANEL, COLOUR_GREY), SetMinimalSize(12, 12), SetFill(1, 1), SetResize(1, 0),
01148     EndContainer(),
01149   EndContainer(),
01150 
01151   NWidget(NWID_HORIZONTAL),
01152     NWidget(WWT_MATRIX, COLOUR_GREY, VLW_WIDGET_LIST), SetMinimalSize(248, 0), SetFill(1, 0), SetResize(1, 1), SetScrollbar(VLW_WIDGET_SCROLLBAR),
01153     NWidget(NWID_VSCROLLBAR, COLOUR_GREY, VLW_WIDGET_SCROLLBAR),
01154   EndContainer(),
01155 
01156   NWidget(NWID_HORIZONTAL),
01157     NWidget(NWID_SELECTION, INVALID_COLOUR, VLW_WIDGET_HIDE_BUTTONS),
01158       NWidget(NWID_HORIZONTAL),
01159         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLW_WIDGET_AVAILABLE_VEHICLES), SetMinimalSize(106, 12), SetFill(0, 1),
01160                 SetDataTip(STR_BLACK_STRING, STR_VEHICLE_LIST_AVAILABLE_ENGINES_TOOLTIP),
01161         NWidget(WWT_DROPDOWN, COLOUR_GREY, VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN), SetMinimalSize(118, 12), SetFill(0, 1),
01162                 SetDataTip(STR_VEHICLE_LIST_MANAGE_LIST, STR_VEHICLE_LIST_MANAGE_LIST_TOOLTIP),
01163         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VLW_WIDGET_STOP_ALL), SetMinimalSize(12, 12), SetFill(0, 1),
01164                 SetDataTip(SPR_FLAG_VEH_STOPPED, STR_VEHICLE_LIST_MASS_STOP_LIST_TOOLTIP),
01165         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VLW_WIDGET_START_ALL), SetMinimalSize(12, 12), SetFill(0, 1),
01166                 SetDataTip(SPR_FLAG_VEH_RUNNING, STR_VEHICLE_LIST_MASS_START_LIST_TOOLTIP),
01167         NWidget(WWT_PANEL, COLOUR_GREY), SetMinimalSize(0, 12), SetResize(1, 0), SetFill(1, 1), EndContainer(),
01168       EndContainer(),
01169       /* Widget to be shown for other companies hiding the previous 5 widgets. */
01170       NWidget(WWT_PANEL, COLOUR_GREY), SetFill(1, 1), SetResize(1, 0), EndContainer(),
01171     EndContainer(),
01172     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
01173   EndContainer(),
01174 };
01175 
01176 static void DrawSmallOrderList(const Vehicle *v, int left, int right, int y, VehicleOrderID start = 0)
01177 {
01178   const Order *order = v->GetOrder(start);
01179   if (order == NULL) return;
01180 
01181   int i = 0;
01182   VehicleOrderID oid = start;
01183 
01184   do {
01185     if (oid == v->cur_order_index) DrawString(left, right, y, STR_TINY_RIGHT_ARROW, TC_BLACK);
01186 
01187     if (order->IsType(OT_GOTO_STATION)) {
01188       SetDParam(0, order->GetDestination());
01189       DrawString(left + 6, right - 6, y, STR_TINY_BLACK_STATION);
01190 
01191       y += FONT_HEIGHT_SMALL;
01192       if (++i == 4) break;
01193     }
01194 
01195     oid++;
01196     order = order->next;
01197     if (order == NULL) {
01198       order = v->orders.list->GetFirstOrder();
01199       oid = 0;
01200     }
01201   } while (oid != start);
01202 }
01203 
01213 void DrawVehicleImage(const Vehicle *v, int left, int right, int y, VehicleID selection, int skip)
01214 {
01215   switch (v->type) {
01216     case VEH_TRAIN:    DrawTrainImage(Train::From(v), left, right, y, selection, skip); break;
01217     case VEH_ROAD:     DrawRoadVehImage(v, left, right, y, selection, skip);  break;
01218     case VEH_SHIP:     DrawShipImage(v, left, right, y, selection);     break;
01219     case VEH_AIRCRAFT: DrawAircraftImage(v, left, right, y, selection); break;
01220     default: NOT_REACHED();
01221   }
01222 }
01223 
01230 uint GetVehicleListHeight(VehicleType type, uint divisor)
01231 {
01232   /* Name + vehicle + profit */
01233   uint base = GetVehicleHeight(type) + 2 * FONT_HEIGHT_SMALL;
01234   /* Drawing of the 4 small orders + profit*/
01235   if (type >= VEH_SHIP) base = max(base, 5U * FONT_HEIGHT_SMALL);
01236 
01237   if (divisor == 1) return base;
01238 
01239   /* Make sure the height is dividable by divisor */
01240   uint rem = base % divisor;
01241   return base + (rem == 0 ? 0 : divisor - rem);
01242 }
01243 
01250 void BaseVehicleListWindow::DrawVehicleListItems(VehicleID selected_vehicle, int line_height, const Rect &r) const
01251 {
01252   int left = r.left + WD_MATRIX_LEFT;
01253   int right = r.right - WD_MATRIX_RIGHT;
01254   int width = right - left;
01255   bool rtl = _current_text_dir == TD_RTL;
01256 
01257   int text_offset = GetDigitWidth() * this->unitnumber_digits + WD_FRAMERECT_RIGHT;
01258   int text_left  = left  + (rtl ?           0 : text_offset);
01259   int text_right = right - (rtl ? text_offset :           0);
01260 
01261   bool show_orderlist = this->vli.vtype >= VEH_SHIP;
01262   int orderlist_left  = left  + (rtl ? 0 : max(100 + text_offset, width / 2));
01263   int orderlist_right = right - (rtl ? max(100 + text_offset, width / 2) : 0);
01264 
01265   int image_left  = (rtl && show_orderlist) ? orderlist_right : text_left;
01266   int image_right = (!rtl && show_orderlist) ? orderlist_left : text_right;
01267 
01268   int vehicle_button_x = rtl ? right - GetSpriteSize(SPR_PROFIT_LOT).width : left;
01269 
01270   int y = r.top;
01271   uint max = min(this->vscroll->GetPosition() + this->vscroll->GetCapacity(), this->vehicles.Length());
01272   for (uint i = this->vscroll->GetPosition(); i < max; ++i) {
01273     const Vehicle *v = this->vehicles[i];
01274     StringID str;
01275 
01276     SetDParam(0, v->GetDisplayProfitThisYear());
01277     SetDParam(1, v->GetDisplayProfitLastYear());
01278 
01279     DrawVehicleImage(v, image_left, image_right, y + FONT_HEIGHT_SMALL - 1, selected_vehicle, 0);
01280     DrawString(text_left, text_right, y + line_height - FONT_HEIGHT_SMALL - WD_FRAMERECT_BOTTOM - 1, STR_VEHICLE_LIST_PROFIT_THIS_YEAR_LAST_YEAR);
01281 
01282     if (v->name != NULL) {
01283       /* The vehicle got a name so we will print it */
01284       SetDParam(0, v->index);
01285       DrawString(text_left, text_right, y, STR_TINY_BLACK_VEHICLE);
01286     } else if (v->group_id != DEFAULT_GROUP) {
01287       /* The vehicle has no name, but is member of a group, so print group name */
01288       SetDParam(0, v->group_id);
01289       DrawString(text_left, text_right, y, STR_TINY_GROUP, TC_BLACK);
01290     }
01291 
01292     if (show_orderlist) DrawSmallOrderList(v, orderlist_left, orderlist_right, y, v->cur_order_index);
01293 
01294     if (v->IsInDepot()) {
01295       str = STR_BLUE_COMMA;
01296     } else {
01297       str = (v->age > v->max_age - DAYS_IN_LEAP_YEAR) ? STR_RED_COMMA : STR_BLACK_COMMA;
01298     }
01299 
01300     SetDParam(0, v->unitnumber);
01301     DrawString(left, right, y + 2, str);
01302 
01303     DrawVehicleProfitButton(v, vehicle_button_x, y + FONT_HEIGHT_NORMAL + 3);
01304 
01305     y += line_height;
01306   }
01307 }
01308 
01318 struct VehicleListWindow : public BaseVehicleListWindow {
01319 private:
01321   enum ButtonPlanes {
01322     BP_SHOW_BUTTONS, 
01323     BP_HIDE_BUTTONS, 
01324   };
01325 
01326 public:
01327   VehicleListWindow(const WindowDesc *desc, WindowNumber window_number) : BaseVehicleListWindow(window_number)
01328   {
01329     /* Set up sorting. Make the window-specific _sorting variable
01330      * point to the correct global _sorting struct so we are freed
01331      * from having conditionals during window operation */
01332     switch (this->vli.vtype) {
01333       case VEH_TRAIN:    this->sorting = &_sorting.train; break;
01334       case VEH_ROAD:     this->sorting = &_sorting.roadveh; break;
01335       case VEH_SHIP:     this->sorting = &_sorting.ship; break;
01336       case VEH_AIRCRAFT: this->sorting = &_sorting.aircraft; break;
01337       default: NOT_REACHED();
01338     }
01339 
01340     this->CreateNestedTree(desc);
01341 
01342     this->vscroll = this->GetScrollbar(VLW_WIDGET_SCROLLBAR);
01343 
01344     this->vehicles.SetListing(*this->sorting);
01345     this->vehicles.ForceRebuild();
01346     this->vehicles.NeedResort();
01347     this->BuildVehicleList();
01348     this->SortVehicleList();
01349 
01350     /* Set up the window widgets */
01351     this->GetWidget<NWidgetCore>(VLW_WIDGET_LIST)->tool_tip = STR_VEHICLE_LIST_TRAIN_LIST_TOOLTIP + this->vli.vtype;
01352 
01353     if (this->vli.type == VL_SHARED_ORDERS) {
01354       this->GetWidget<NWidgetCore>(VLW_WIDGET_CAPTION)->widget_data = STR_VEHICLE_LIST_SHARED_ORDERS_LIST_CAPTION;
01355     } else {
01356       this->GetWidget<NWidgetCore>(VLW_WIDGET_CAPTION)->widget_data = STR_VEHICLE_LIST_TRAIN_CAPTION + this->vli.vtype;
01357     }
01358 
01359     this->FinishInitNested(desc, window_number);
01360     this->owner = this->vli.company;
01361 
01362     if (this->vli.vtype == VEH_TRAIN) ResizeWindow(this, 65, 0);
01363   }
01364 
01365   ~VehicleListWindow()
01366   {
01367     *this->sorting = this->vehicles.GetListing();
01368   }
01369 
01370   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01371   {
01372     switch (widget) {
01373       case VLW_WIDGET_LIST:
01374         resize->height = GetVehicleListHeight(this->vli.vtype, 1);
01375 
01376         switch (this->vli.vtype) {
01377           case VEH_TRAIN:
01378           case VEH_ROAD:
01379             size->height = 6 * resize->height;
01380             break;
01381           case VEH_SHIP:
01382           case VEH_AIRCRAFT:
01383             size->height = 4 * resize->height;
01384             break;
01385           default: NOT_REACHED();
01386         }
01387         break;
01388 
01389       case VLW_WIDGET_SORT_ORDER: {
01390         Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
01391         d.width += padding.width + WD_SORTBUTTON_ARROW_WIDTH * 2; // Doubled since the string is centred and it also looks better.
01392         d.height += padding.height;
01393         *size = maxdim(*size, d);
01394         break;
01395       }
01396 
01397       case VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN: {
01398         Dimension d = this->GetActionDropdownSize(this->vli.type == VL_STANDARD, false);
01399         d.height += padding.height;
01400         d.width  += padding.width;
01401         *size = maxdim(*size, d);
01402         break;
01403       }
01404     }
01405   }
01406 
01407   virtual void SetStringParameters(int widget) const
01408   {
01409     switch (widget) {
01410       case VLW_WIDGET_AVAILABLE_VEHICLES:
01411         SetDParam(0, STR_VEHICLE_LIST_AVAILABLE_TRAINS + this->vli.vtype);
01412         break;
01413 
01414       case VLW_WIDGET_CAPTION: {
01415         switch (this->vli.type) {
01416           case VL_SHARED_ORDERS: // Shared Orders
01417             if (this->vehicles.Length() == 0) {
01418               /* We can't open this window without vehicles using this order
01419               * and we should close the window when deleting the order      */
01420               NOT_REACHED();
01421             }
01422             SetDParam(0, this->vscroll->GetCount());
01423             break;
01424 
01425           case VL_STANDARD: // Company Name
01426             SetDParam(0, STR_COMPANY_NAME);
01427             SetDParam(1, this->vli.index);
01428             SetDParam(3, this->vscroll->GetCount());
01429             break;
01430 
01431           case VL_STATION_LIST: // Station/Waypoint Name
01432             SetDParam(0, Station::IsExpected(BaseStation::Get(this->vli.index)) ? STR_STATION_NAME : STR_WAYPOINT_NAME);
01433             SetDParam(1, this->vli.index);
01434             SetDParam(3, this->vscroll->GetCount());
01435             break;
01436 
01437           case VL_DEPOT_LIST:
01438             SetDParam(0, STR_DEPOT_CAPTION);
01439             SetDParam(1, this->vli.vtype);
01440             SetDParam(2, this->vli.index);
01441             SetDParam(3, this->vscroll->GetCount());
01442             break;
01443           default: NOT_REACHED();
01444         }
01445         break;
01446       }
01447     }
01448   }
01449 
01450   virtual void DrawWidget(const Rect &r, int widget) const
01451   {
01452     switch (widget) {
01453       case VLW_WIDGET_SORT_ORDER:
01454         /* draw arrow pointing up/down for ascending/descending sorting */
01455         this->DrawSortButtonState(widget, this->vehicles.IsDescSortOrder() ? SBS_DOWN : SBS_UP);
01456         break;
01457 
01458       case VLW_WIDGET_LIST:
01459         this->DrawVehicleListItems(INVALID_VEHICLE, this->resize.step_height, r);
01460         break;
01461     }
01462   }
01463 
01464   virtual void OnPaint()
01465   {
01466     this->BuildVehicleList();
01467     this->SortVehicleList();
01468 
01469     if (this->vehicles.Length() == 0 && this->IsWidgetLowered(VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN)) {
01470       HideDropDownMenu(this);
01471     }
01472 
01473     /* Hide the widgets that we will not use in this window
01474      * Some windows contains actions only fit for the owner */
01475     int plane_to_show = (this->owner == _local_company) ? BP_SHOW_BUTTONS : BP_HIDE_BUTTONS;
01476     NWidgetStacked *nwi = this->GetWidget<NWidgetStacked>(VLW_WIDGET_HIDE_BUTTONS);
01477     if (plane_to_show != nwi->shown_plane) {
01478       nwi->SetDisplayedPlane(plane_to_show);
01479       nwi->SetDirty(this);
01480     }
01481     if (this->owner == _local_company) {
01482       this->SetWidgetDisabledState(VLW_WIDGET_AVAILABLE_VEHICLES, this->vli.type != VL_STANDARD);
01483       this->SetWidgetsDisabledState(this->vehicles.Length() == 0,
01484         VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN,
01485         VLW_WIDGET_STOP_ALL,
01486         VLW_WIDGET_START_ALL,
01487         WIDGET_LIST_END);
01488     }
01489 
01490     /* Set text of sort by dropdown widget. */
01491     this->GetWidget<NWidgetCore>(VLW_WIDGET_SORT_BY_PULLDOWN)->widget_data = this->vehicle_sorter_names[this->vehicles.SortType()];
01492 
01493     this->DrawWidgets();
01494   }
01495 
01496   virtual void OnClick(Point pt, int widget, int click_count)
01497   {
01498     switch (widget) {
01499       case VLW_WIDGET_SORT_ORDER: // Flip sorting method ascending/descending
01500         this->vehicles.ToggleSortOrder();
01501         this->SetDirty();
01502         break;
01503 
01504       case VLW_WIDGET_SORT_BY_PULLDOWN:// Select sorting criteria dropdown menu
01505         ShowDropDownMenu(this, this->vehicle_sorter_names, this->vehicles.SortType(), VLW_WIDGET_SORT_BY_PULLDOWN, 0,
01506             (this->vli.vtype == VEH_TRAIN || this->vli.vtype == VEH_ROAD) ? 0 : (1 << 10));
01507         return;
01508 
01509       case VLW_WIDGET_LIST: { // Matrix to show vehicles
01510         uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, VLW_WIDGET_LIST);
01511         if (id_v >= this->vehicles.Length()) return; // click out of list bound
01512 
01513         const Vehicle *v = this->vehicles[id_v];
01514         if (!VehicleClicked(v)) ShowVehicleViewWindow(v);
01515         break;
01516       }
01517 
01518       case VLW_WIDGET_AVAILABLE_VEHICLES:
01519         ShowBuildVehicleWindow(INVALID_TILE, this->vli.vtype);
01520         break;
01521 
01522       case VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN: {
01523         DropDownList *list = this->BuildActionDropdownList(VehicleListIdentifier(this->window_number).type == VL_STANDARD, false);
01524         ShowDropDownList(this, list, 0, VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN);
01525         break;
01526       }
01527 
01528       case VLW_WIDGET_STOP_ALL:
01529       case VLW_WIDGET_START_ALL:
01530         DoCommandP(0, (1 << 1) | (widget == VLW_WIDGET_START_ALL ? (1 << 0) : 0), this->window_number, CMD_MASS_START_STOP);
01531         break;
01532     }
01533   }
01534 
01535   virtual void OnDropdownSelect(int widget, int index)
01536   {
01537     switch (widget) {
01538       case VLW_WIDGET_SORT_BY_PULLDOWN:
01539         this->vehicles.SetSortType(index);
01540         break;
01541       case VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN:
01542         assert(this->vehicles.Length() != 0);
01543 
01544         switch (index) {
01545           case ADI_REPLACE: // Replace window
01546             ShowReplaceGroupVehicleWindow(DEFAULT_GROUP, this->vli.vtype);
01547             break;
01548           case ADI_SERVICE: // Send for servicing
01549           case ADI_DEPOT: // Send to Depots
01550             DoCommandP(0, DEPOT_MASS_SEND | (index == ADI_SERVICE ? DEPOT_SERVICE : (DepotCommand)0), this->window_number, GetCmdSendToDepot(this->vli.vtype));
01551             break;
01552 
01553           default: NOT_REACHED();
01554         }
01555         break;
01556       default: NOT_REACHED();
01557     }
01558     this->SetDirty();
01559   }
01560 
01561   virtual void OnTick()
01562   {
01563     if (_pause_mode != PM_UNPAUSED) return;
01564     if (this->vehicles.NeedResort()) {
01565       StationID station = (this->vli.type == VL_STATION_LIST) ? this->vli.index : INVALID_STATION;
01566 
01567       DEBUG(misc, 3, "Periodic resort %d list company %d at station %d", this->vli.vtype, this->owner, station);
01568       this->SetDirty();
01569     }
01570   }
01571 
01572   virtual void OnResize()
01573   {
01574     this->vscroll->SetCapacityFromWidget(this, VLW_WIDGET_LIST);
01575     this->GetWidget<NWidgetCore>(VLW_WIDGET_LIST)->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
01576   }
01577 
01578   virtual void OnInvalidateData(int data)
01579   {
01580     if (HasBit(data, 31) && this->vli.type == VL_SHARED_ORDERS) {
01581       this->vli.index = GB(data, 0, 20);
01582       this->window_number = this->vli.Pack();
01583       this->vehicles.ForceRebuild();
01584       return;
01585     }
01586 
01587     if (data == 0) {
01588       this->vehicles.ForceRebuild();
01589     } else {
01590       this->vehicles.ForceResort();
01591     }
01592   }
01593 };
01594 
01595 static WindowDesc _vehicle_list_desc(
01596   WDP_AUTO, 260, 246,
01597   WC_INVALID, WC_NONE,
01598   WDF_UNCLICK_BUTTONS,
01599   _nested_vehicle_list, lengthof(_nested_vehicle_list)
01600 );
01601 
01602 static void ShowVehicleListWindowLocal(CompanyID company, VehicleListType vlt, VehicleType vehicle_type, uint16 unique_number)
01603 {
01604   if (!Company::IsValidID(company)) {
01605     company = _local_company;
01606     /* This can happen when opening the vehicle list as a spectator.
01607      * While it would be cleaner to check this somewhere else, having
01608      * it here reduces code duplication */
01609     if (!Company::IsValidID(company)) return;
01610     _vehicle_list_desc.flags |= WDF_CONSTRUCTION;
01611   } else {
01612     _vehicle_list_desc.flags &= ~WDF_CONSTRUCTION;
01613   }
01614 
01615   _vehicle_list_desc.cls = GetWindowClassForVehicleType(vehicle_type);
01616   AllocateWindowDescFront<VehicleListWindow>(&_vehicle_list_desc, VehicleListIdentifier(vlt, vehicle_type, company, unique_number).Pack());
01617 }
01618 
01619 void ShowVehicleListWindow(CompanyID company, VehicleType vehicle_type)
01620 {
01621   /* If _settings_client.gui.advanced_vehicle_list > 1, display the Advanced list
01622    * if _settings_client.gui.advanced_vehicle_list == 1, display Advanced list only for local company
01623    * if _ctrl_pressed, do the opposite action (Advanced list x Normal list)
01624    */
01625 
01626   if ((_settings_client.gui.advanced_vehicle_list > (uint)(company != _local_company)) != _ctrl_pressed) {
01627     ShowCompanyGroup(company, vehicle_type);
01628   } else {
01629     ShowVehicleListWindowLocal(company, VL_STANDARD, vehicle_type, company);
01630   }
01631 }
01632 
01633 void ShowVehicleListWindow(const Vehicle *v)
01634 {
01635   ShowVehicleListWindowLocal(v->owner, VL_SHARED_ORDERS, v->type, v->FirstShared()->index);
01636 }
01637 
01638 void ShowVehicleListWindow(CompanyID company, VehicleType vehicle_type, StationID station)
01639 {
01640   ShowVehicleListWindowLocal(company, VL_STATION_LIST, vehicle_type, station);
01641 }
01642 
01643 void ShowVehicleListWindow(CompanyID company, VehicleType vehicle_type, TileIndex depot_tile)
01644 {
01645   uint16 depot_airport_index;
01646 
01647   if (vehicle_type == VEH_AIRCRAFT) {
01648     depot_airport_index = GetStationIndex(depot_tile);
01649   } else {
01650     depot_airport_index = GetDepotIndex(depot_tile);
01651   }
01652   ShowVehicleListWindowLocal(company, VL_DEPOT_LIST, vehicle_type, depot_airport_index);
01653 }
01654 
01655 
01656 /* Unified vehicle GUI - Vehicle Details Window */
01657 
01659 enum VehicleDetailsWindowWidgets {
01660   VLD_WIDGET_CAPTION,
01661   VLD_WIDGET_RENAME_VEHICLE,
01662   VLD_WIDGET_TOP_DETAILS,
01663   VLD_WIDGET_INCREASE_SERVICING_INTERVAL,
01664   VLD_WIDGET_DECREASE_SERVICING_INTERVAL,
01665   VLD_WIDGET_SERVICING_INTERVAL,
01666   VLD_WIDGET_MIDDLE_DETAILS,
01667   VLD_WIDGET_MATRIX,
01668   VLD_WIDGET_SCROLLBAR,
01669   VLD_WIDGET_DETAILS_CARGO_CARRIED,
01670   VLD_WIDGET_DETAILS_TRAIN_VEHICLES,
01671   VLD_WIDGET_DETAILS_CAPACITY_OF_EACH,
01672   VLD_WIDGET_DETAILS_TOTAL_CARGO,
01673 };
01674 
01675 assert_compile(VLD_WIDGET_DETAILS_CARGO_CARRIED    == VLD_WIDGET_DETAILS_CARGO_CARRIED + TDW_TAB_CARGO   );
01676 assert_compile(VLD_WIDGET_DETAILS_TRAIN_VEHICLES   == VLD_WIDGET_DETAILS_CARGO_CARRIED + TDW_TAB_INFO    );
01677 assert_compile(VLD_WIDGET_DETAILS_CAPACITY_OF_EACH == VLD_WIDGET_DETAILS_CARGO_CARRIED + TDW_TAB_CAPACITY);
01678 assert_compile(VLD_WIDGET_DETAILS_TOTAL_CARGO      == VLD_WIDGET_DETAILS_CARGO_CARRIED + TDW_TAB_TOTALS  );
01679 
01681 static const NWidgetPart _nested_nontrain_vehicle_details_widgets[] = {
01682   NWidget(NWID_HORIZONTAL),
01683     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01684     NWidget(WWT_CAPTION, COLOUR_GREY, VLD_WIDGET_CAPTION), SetDataTip(STR_VEHICLE_DETAILS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01685     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_RENAME_VEHICLE), SetMinimalSize(40, 0), SetMinimalTextLines(1, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + 2), SetDataTip(STR_VEHICLE_NAME_BUTTON, STR_NULL /* filled in later */),
01686     NWidget(WWT_SHADEBOX, COLOUR_GREY),
01687     NWidget(WWT_STICKYBOX, COLOUR_GREY),
01688   EndContainer(),
01689   NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_TOP_DETAILS), SetMinimalSize(405, 42), SetResize(1, 0), EndContainer(),
01690   NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_MIDDLE_DETAILS), SetMinimalSize(405, 45), SetResize(1, 0), EndContainer(),
01691   NWidget(NWID_HORIZONTAL),
01692     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, VLD_WIDGET_DECREASE_SERVICING_INTERVAL), SetFill(0, 1),
01693         SetDataTip(AWV_DECREASE, STR_VEHICLE_DETAILS_DECREASE_SERVICING_INTERVAL_TOOLTIP),
01694     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, VLD_WIDGET_INCREASE_SERVICING_INTERVAL), SetFill(0, 1),
01695         SetDataTip(AWV_INCREASE, STR_VEHICLE_DETAILS_INCREASE_SERVICING_INTERVAL_TOOLTIP),
01696     NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_SERVICING_INTERVAL), SetFill(1, 1), SetResize(1, 0), EndContainer(),
01697     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
01698   EndContainer(),
01699 };
01700 
01702 static const NWidgetPart _nested_train_vehicle_details_widgets[] = {
01703   NWidget(NWID_HORIZONTAL),
01704     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01705     NWidget(WWT_CAPTION, COLOUR_GREY, VLD_WIDGET_CAPTION), SetDataTip(STR_VEHICLE_DETAILS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01706     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_RENAME_VEHICLE), SetMinimalSize(40, 0), SetMinimalTextLines(1, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + 2), SetDataTip(STR_VEHICLE_NAME_BUTTON, STR_NULL /* filled in later */),
01707     NWidget(WWT_SHADEBOX, COLOUR_GREY),
01708     NWidget(WWT_STICKYBOX, COLOUR_GREY),
01709   EndContainer(),
01710   NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_TOP_DETAILS), SetResize(1, 0), SetMinimalSize(405, 42), EndContainer(),
01711   NWidget(NWID_HORIZONTAL),
01712     NWidget(WWT_MATRIX, COLOUR_GREY, VLD_WIDGET_MATRIX), SetResize(1, 1), SetMinimalSize(393, 45), SetDataTip(0x701, STR_NULL), SetFill(1, 0), SetScrollbar(VLD_WIDGET_SCROLLBAR),
01713     NWidget(NWID_VSCROLLBAR, COLOUR_GREY, VLD_WIDGET_SCROLLBAR),
01714   EndContainer(),
01715   NWidget(NWID_HORIZONTAL),
01716     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, VLD_WIDGET_DECREASE_SERVICING_INTERVAL), SetFill(0, 1),
01717         SetDataTip(AWV_DECREASE, STR_VEHICLE_DETAILS_DECREASE_SERVICING_INTERVAL_TOOLTIP),
01718     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, VLD_WIDGET_INCREASE_SERVICING_INTERVAL), SetFill(0, 1),
01719         SetDataTip(AWV_INCREASE, STR_VEHICLE_DETAILS_DECREASE_SERVICING_INTERVAL_TOOLTIP),
01720     NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_SERVICING_INTERVAL), SetFill(1, 1), SetResize(1, 0), EndContainer(),
01721   EndContainer(),
01722   NWidget(NWID_HORIZONTAL),
01723     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_DETAILS_CARGO_CARRIED), SetMinimalSize(96, 12),
01724         SetDataTip(STR_VEHICLE_DETAIL_TAB_CARGO, STR_VEHICLE_DETAILS_TRAIN_CARGO_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01725     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_DETAILS_TRAIN_VEHICLES), SetMinimalSize(99, 12),
01726         SetDataTip(STR_VEHICLE_DETAIL_TAB_INFORMATION, STR_VEHICLE_DETAILS_TRAIN_INFORMATION_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01727     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_DETAILS_CAPACITY_OF_EACH), SetMinimalSize(99, 12),
01728         SetDataTip(STR_VEHICLE_DETAIL_TAB_CAPACITIES, STR_VEHICLE_DETAILS_TRAIN_CAPACITIES_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01729     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_DETAILS_TOTAL_CARGO), SetMinimalSize(99, 12),
01730         SetDataTip(STR_VEHICLE_DETAIL_TAB_TOTAL_CARGO, STR_VEHICLE_DETAILS_TRAIN_TOTAL_CARGO_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01731     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
01732   EndContainer(),
01733 };
01734 
01735 
01736 extern int GetTrainDetailsWndVScroll(VehicleID veh_id, TrainDetailsWindowTabs det_tab);
01737 extern void DrawTrainDetails(const Train *v, int left, int right, int y, int vscroll_pos, uint16 vscroll_cap, TrainDetailsWindowTabs det_tab);
01738 extern void DrawRoadVehDetails(const Vehicle *v, int left, int right, int y);
01739 extern void DrawShipDetails(const Vehicle *v, int left, int right, int y);
01740 extern void DrawAircraftDetails(const Aircraft *v, int left, int right, int y);
01741 
01743 struct VehicleDetailsWindow : Window {
01744   TrainDetailsWindowTabs tab; 
01745   Scrollbar *vscroll;
01746 
01748   VehicleDetailsWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
01749   {
01750     const Vehicle *v = Vehicle::Get(window_number);
01751 
01752     this->CreateNestedTree(desc);
01753     this->vscroll = (v->type == VEH_TRAIN ? this->GetScrollbar(VLD_WIDGET_SCROLLBAR) : NULL);
01754     this->FinishInitNested(desc, window_number);
01755 
01756     this->GetWidget<NWidgetCore>(VLD_WIDGET_RENAME_VEHICLE)->tool_tip = STR_VEHICLE_DETAILS_TRAIN_RENAME + v->type;
01757 
01758     this->owner = v->owner;
01759     this->tab = TDW_TAB_CARGO;
01760   }
01761 
01762   virtual void OnInvalidateData(int data)
01763   {
01764     const Vehicle *v = Vehicle::Get(this->window_number);
01765     if (v->type == VEH_ROAD) {
01766       const NWidgetBase *nwid_info = this->GetWidget<NWidgetBase>(VLD_WIDGET_MIDDLE_DETAILS);
01767       uint aimed_height = this->GetRoadVehDetailsHeight(v);
01768       /* If the number of articulated parts changes, the size of the window must change too. */
01769       if (aimed_height != nwid_info->current_y) {
01770         this->ReInit();
01771       }
01772     }
01773   }
01774 
01780   uint GetRoadVehDetailsHeight(const Vehicle *v)
01781   {
01782     uint desired_height;
01783     if (RoadVehicle::From(v)->HasArticulatedPart()) {
01784       /* An articulated RV has its text drawn under the sprite instead of after it, hence 15 pixels extra. */
01785       desired_height = WD_FRAMERECT_TOP + 15 + 3 * FONT_HEIGHT_NORMAL + 2 + WD_FRAMERECT_BOTTOM;
01786       /* Add space for the cargo amount for each part. */
01787       for (const Vehicle *u = v; u != NULL; u = u->Next()) {
01788         if (u->cargo_cap != 0) desired_height += FONT_HEIGHT_NORMAL + 1;
01789       }
01790     } else {
01791       desired_height = WD_FRAMERECT_TOP + 4 * FONT_HEIGHT_NORMAL + 3 + WD_FRAMERECT_BOTTOM;
01792     }
01793     return desired_height;
01794   }
01795 
01796   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01797   {
01798     switch (widget) {
01799       case VLD_WIDGET_TOP_DETAILS: {
01800         Dimension dim = { 0, 0 };
01801         size->height = WD_FRAMERECT_TOP + 4 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM;
01802 
01803         for (uint i = 0; i < 4; i++) SetDParam(i, INT16_MAX);
01804         static const StringID info_strings[] = {
01805           STR_VEHICLE_INFO_MAX_SPEED,
01806           STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED,
01807           STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED_MAX_TE,
01808           STR_VEHICLE_INFO_PROFIT_THIS_YEAR_LAST_YEAR,
01809           STR_VEHICLE_INFO_RELIABILITY_BREAKDOWNS
01810         };
01811         for (uint i = 0; i < lengthof(info_strings); i++) {
01812           dim = maxdim(dim, GetStringBoundingBox(info_strings[i]));
01813         }
01814         SetDParam(0, STR_VEHICLE_INFO_AGE);
01815         dim = maxdim(dim, GetStringBoundingBox(STR_VEHICLE_INFO_AGE_RUNNING_COST_YR));
01816         size->width = dim.width + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
01817         break;
01818       }
01819 
01820       case VLD_WIDGET_MIDDLE_DETAILS: {
01821         const Vehicle *v = Vehicle::Get(this->window_number);
01822         switch (v->type) {
01823           case VEH_ROAD:
01824             size->height = this->GetRoadVehDetailsHeight(v);
01825             break;
01826 
01827           case VEH_SHIP:
01828             size->height = WD_FRAMERECT_TOP + 4 * FONT_HEIGHT_NORMAL + 3 + WD_FRAMERECT_BOTTOM;
01829             break;
01830 
01831           case VEH_AIRCRAFT:
01832             size->height = WD_FRAMERECT_TOP + 5 * FONT_HEIGHT_NORMAL + 4 + WD_FRAMERECT_BOTTOM;
01833             break;
01834 
01835           default:
01836             NOT_REACHED(); // Train uses VLD_WIDGET_MATRIX instead.
01837         }
01838         break;
01839       }
01840 
01841       case VLD_WIDGET_MATRIX:
01842         resize->height = WD_MATRIX_TOP + FONT_HEIGHT_NORMAL + WD_MATRIX_BOTTOM;
01843         size->height = 4 * resize->height;
01844         break;
01845 
01846       case VLD_WIDGET_SERVICING_INTERVAL:
01847         SetDParam(0, 9999); // Roughly the maximum interval
01848         SetDParam(1, MAX_YEAR * DAYS_IN_YEAR); // Roughly the maximum year
01849         size->width = max(GetStringBoundingBox(STR_VEHICLE_DETAILS_SERVICING_INTERVAL_PERCENT).width, GetStringBoundingBox(STR_VEHICLE_DETAILS_SERVICING_INTERVAL_DAYS).width) + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
01850         size->height = WD_FRAMERECT_TOP + FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM;
01851         break;
01852     }
01853   }
01854 
01856   static bool IsVehicleServiceIntervalEnabled(const VehicleType vehicle_type, CompanyID company_id)
01857   {
01858     const VehicleDefaultSettings *vds = &Company::Get(company_id)->settings.vehicle;
01859     switch (vehicle_type) {
01860       default: NOT_REACHED();
01861       case VEH_TRAIN:    return vds->servint_trains   != 0;
01862       case VEH_ROAD:     return vds->servint_roadveh  != 0;
01863       case VEH_SHIP:     return vds->servint_ships    != 0;
01864       case VEH_AIRCRAFT: return vds->servint_aircraft != 0;
01865     }
01866   }
01867 
01879   static void DrawVehicleDetails(const Vehicle *v, int left, int right, int y, int vscroll_pos, uint vscroll_cap, TrainDetailsWindowTabs det_tab)
01880   {
01881     switch (v->type) {
01882       case VEH_TRAIN:    DrawTrainDetails(Train::From(v), left, right, y, vscroll_pos, vscroll_cap, det_tab);  break;
01883       case VEH_ROAD:     DrawRoadVehDetails(v, left, right, y);  break;
01884       case VEH_SHIP:     DrawShipDetails(v, left, right, y);     break;
01885       case VEH_AIRCRAFT: DrawAircraftDetails(Aircraft::From(v), left, right, y); break;
01886       default: NOT_REACHED();
01887     }
01888   }
01889 
01890   virtual void SetStringParameters(int widget) const
01891   {
01892     if (widget == VLD_WIDGET_CAPTION) SetDParam(0, Vehicle::Get(this->window_number)->index);
01893   }
01894 
01895   virtual void DrawWidget(const Rect &r, int widget) const
01896   {
01897     const Vehicle *v = Vehicle::Get(this->window_number);
01898 
01899     switch (widget) {
01900       case VLD_WIDGET_TOP_DETAILS: {
01901         int y = r.top + WD_FRAMERECT_TOP;
01902 
01903         /* Draw running cost */
01904         SetDParam(1, v->age / DAYS_IN_LEAP_YEAR);
01905         SetDParam(0, (v->age + DAYS_IN_YEAR < v->max_age) ? STR_VEHICLE_INFO_AGE : STR_VEHICLE_INFO_AGE_RED);
01906         SetDParam(2, v->max_age / DAYS_IN_LEAP_YEAR);
01907         SetDParam(3, v->GetDisplayRunningCost());
01908         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_VEHICLE_INFO_AGE_RUNNING_COST_YR);
01909         y += FONT_HEIGHT_NORMAL;
01910 
01911         /* Draw max speed */
01912         StringID string;
01913         if (v->type == VEH_TRAIN ||
01914             (v->type == VEH_ROAD && _settings_game.vehicle.roadveh_acceleration_model != AM_ORIGINAL)) {
01915           const GroundVehicleCache *gcache = v->GetGroundVehicleCache();
01916           SetDParam(2, v->GetDisplayMaxSpeed());
01917           SetDParam(1, gcache->cached_power);
01918           SetDParam(0, gcache->cached_weight);
01919           SetDParam(3, gcache->cached_max_te / 1000);
01920           if (v->type == VEH_TRAIN && (_settings_game.vehicle.train_acceleration_model == AM_ORIGINAL ||
01921               GetRailTypeInfo(Train::From(v)->railtype)->acceleration_type == 2)) {
01922             string = STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED;
01923           } else {
01924             string = STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED_MAX_TE;
01925           }
01926         } else {
01927           SetDParam(0, v->GetDisplayMaxSpeed());
01928           string = STR_VEHICLE_INFO_MAX_SPEED;
01929         }
01930         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, string);
01931         y += FONT_HEIGHT_NORMAL;
01932 
01933         /* Draw profit */
01934         SetDParam(0, v->GetDisplayProfitThisYear());
01935         SetDParam(1, v->GetDisplayProfitLastYear());
01936         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_VEHICLE_INFO_PROFIT_THIS_YEAR_LAST_YEAR);
01937         y += FONT_HEIGHT_NORMAL;
01938 
01939         /* Draw breakdown & reliability */
01940         SetDParam(0, ToPercent16(v->reliability));
01941         SetDParam(1, v->breakdowns_since_last_service);
01942         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_VEHICLE_INFO_RELIABILITY_BREAKDOWNS);
01943         break;
01944       }
01945 
01946       case VLD_WIDGET_MATRIX:
01947         /* For trains only. */
01948         DrawVehicleDetails(v, r.left + WD_MATRIX_LEFT, r.right - WD_MATRIX_RIGHT, r.top + WD_MATRIX_TOP, this->vscroll->GetPosition(), this->vscroll->GetCapacity(), this->tab);
01949         break;
01950 
01951       case VLD_WIDGET_MIDDLE_DETAILS: {
01952         /* For other vehicles, at the place of the matrix. */
01953         bool rtl = _current_text_dir == TD_RTL;
01954         uint sprite_width = max<uint>(GetSprite(v->GetImage(rtl ? DIR_E : DIR_W), ST_NORMAL)->width, 70U) + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
01955 
01956         uint text_left  = r.left  + (rtl ? 0 : sprite_width);
01957         uint text_right = r.right - (rtl ? sprite_width : 0);
01958 
01959         /* Articulated road vehicles use a complete line. */
01960         if (v->type == VEH_ROAD && RoadVehicle::From(v)->HasArticulatedPart()) {
01961           DrawVehicleImage(v, r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, INVALID_VEHICLE, 0);
01962         } else {
01963           uint sprite_left  = rtl ? text_right : r.left;
01964           uint sprite_right = rtl ? r.right : text_left;
01965 
01966           DrawVehicleImage(v, sprite_left + WD_FRAMERECT_LEFT, sprite_right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, INVALID_VEHICLE, 0);
01967         }
01968         DrawVehicleDetails(v, text_left + WD_FRAMERECT_LEFT, text_right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, 0, 0, this->tab);
01969         break;
01970       }
01971 
01972       case VLD_WIDGET_SERVICING_INTERVAL:
01973         /* Draw service interval text */
01974         SetDParam(0, v->service_interval);
01975         SetDParam(1, v->date_of_last_service);
01976         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + (r.bottom - r.top + 1 - FONT_HEIGHT_NORMAL) / 2,
01977             Company::Get(v->owner)->settings.vehicle.servint_ispercent ? STR_VEHICLE_DETAILS_SERVICING_INTERVAL_PERCENT : STR_VEHICLE_DETAILS_SERVICING_INTERVAL_DAYS);
01978         break;
01979     }
01980   }
01981 
01983   virtual void OnPaint()
01984   {
01985     const Vehicle *v = Vehicle::Get(this->window_number);
01986 
01987     this->SetWidgetDisabledState(VLD_WIDGET_RENAME_VEHICLE, v->owner != _local_company);
01988 
01989     if (v->type == VEH_TRAIN) {
01990       this->DisableWidget(this->tab + VLD_WIDGET_DETAILS_CARGO_CARRIED);
01991       this->vscroll->SetCount(GetTrainDetailsWndVScroll(v->index, this->tab));
01992     }
01993 
01994     /* Disable service-scroller when interval is set to disabled */
01995     this->SetWidgetsDisabledState(!IsVehicleServiceIntervalEnabled(v->type, v->owner),
01996       VLD_WIDGET_INCREASE_SERVICING_INTERVAL,
01997       VLD_WIDGET_DECREASE_SERVICING_INTERVAL,
01998       WIDGET_LIST_END);
01999 
02000     this->DrawWidgets();
02001   }
02002 
02003   virtual void OnClick(Point pt, int widget, int click_count)
02004   {
02005     switch (widget) {
02006       case VLD_WIDGET_RENAME_VEHICLE: { // rename
02007         const Vehicle *v = Vehicle::Get(this->window_number);
02008         SetDParam(0, v->index);
02009         ShowQueryString(STR_VEHICLE_NAME, STR_QUERY_RENAME_TRAIN_CAPTION + v->type,
02010             MAX_LENGTH_VEHICLE_NAME_CHARS, MAX_LENGTH_VEHICLE_NAME_PIXELS, this, CS_ALPHANUMERAL, QSF_ENABLE_DEFAULT | QSF_LEN_IN_CHARS);
02011         break;
02012       }
02013 
02014       case VLD_WIDGET_INCREASE_SERVICING_INTERVAL:   // increase int
02015       case VLD_WIDGET_DECREASE_SERVICING_INTERVAL: { // decrease int
02016         int mod = _ctrl_pressed ? 5 : 10;
02017         const Vehicle *v = Vehicle::Get(this->window_number);
02018 
02019         mod = (widget == VLD_WIDGET_DECREASE_SERVICING_INTERVAL) ? -mod : mod;
02020         mod = GetServiceIntervalClamped(mod + v->service_interval, v->owner);
02021         if (mod == v->service_interval) return;
02022 
02023         DoCommandP(v->tile, v->index, mod, CMD_CHANGE_SERVICE_INT | CMD_MSG(STR_ERROR_CAN_T_CHANGE_SERVICING));
02024         break;
02025       }
02026 
02027       case VLD_WIDGET_DETAILS_CARGO_CARRIED:
02028       case VLD_WIDGET_DETAILS_TRAIN_VEHICLES:
02029       case VLD_WIDGET_DETAILS_CAPACITY_OF_EACH:
02030       case VLD_WIDGET_DETAILS_TOTAL_CARGO:
02031         this->SetWidgetsDisabledState(false,
02032           VLD_WIDGET_DETAILS_CARGO_CARRIED,
02033           VLD_WIDGET_DETAILS_TRAIN_VEHICLES,
02034           VLD_WIDGET_DETAILS_CAPACITY_OF_EACH,
02035           VLD_WIDGET_DETAILS_TOTAL_CARGO,
02036           widget,
02037           WIDGET_LIST_END);
02038 
02039         this->tab = (TrainDetailsWindowTabs)(widget - VLD_WIDGET_DETAILS_CARGO_CARRIED);
02040         this->SetDirty();
02041         break;
02042     }
02043   }
02044 
02045   virtual void OnQueryTextFinished(char *str)
02046   {
02047     if (str == NULL) return;
02048 
02049     DoCommandP(0, this->window_number, 0, CMD_RENAME_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_RENAME_TRAIN + Vehicle::Get(this->window_number)->type), NULL, str);
02050   }
02051 
02052   virtual void OnResize()
02053   {
02054     NWidgetCore *nwi = this->GetWidget<NWidgetCore>(VLD_WIDGET_MATRIX);
02055     if (nwi != NULL) {
02056       this->vscroll->SetCapacityFromWidget(this, VLD_WIDGET_MATRIX);
02057       nwi->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
02058     }
02059   }
02060 };
02061 
02063 static const WindowDesc _train_vehicle_details_desc(
02064   WDP_AUTO, 405, 178,
02065   WC_VEHICLE_DETAILS, WC_VEHICLE_VIEW,
02066   WDF_UNCLICK_BUTTONS,
02067   _nested_train_vehicle_details_widgets, lengthof(_nested_train_vehicle_details_widgets)
02068 );
02069 
02071 static const WindowDesc _nontrain_vehicle_details_desc(
02072   WDP_AUTO, 405, 113,
02073   WC_VEHICLE_DETAILS, WC_VEHICLE_VIEW,
02074   WDF_UNCLICK_BUTTONS,
02075   _nested_nontrain_vehicle_details_widgets, lengthof(_nested_nontrain_vehicle_details_widgets)
02076 );
02077 
02079 static void ShowVehicleDetailsWindow(const Vehicle *v)
02080 {
02081   DeleteWindowById(WC_VEHICLE_ORDERS, v->index, false);
02082   DeleteWindowById(WC_VEHICLE_TIMETABLE, v->index, false);
02083   AllocateWindowDescFront<VehicleDetailsWindow>((v->type == VEH_TRAIN) ? &_train_vehicle_details_desc : &_nontrain_vehicle_details_desc, v->index);
02084 }
02085 
02086 
02087 /* Unified vehicle GUI - Vehicle View Window */
02088 
02090 static const NWidgetPart _nested_vehicle_view_widgets[] = {
02091   NWidget(NWID_HORIZONTAL),
02092     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
02093     NWidget(WWT_CAPTION, COLOUR_GREY, VVW_WIDGET_CAPTION), SetDataTip(STR_VEHICLE_VIEW_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
02094     NWidget(WWT_DEBUGBOX, COLOUR_GREY),
02095     NWidget(WWT_SHADEBOX, COLOUR_GREY),
02096     NWidget(WWT_STICKYBOX, COLOUR_GREY),
02097   EndContainer(),
02098   NWidget(NWID_HORIZONTAL),
02099     NWidget(WWT_PANEL, COLOUR_GREY),
02100       NWidget(WWT_INSET, COLOUR_GREY), SetPadding(2, 2, 2, 2),
02101         NWidget(NWID_VIEWPORT, INVALID_COLOUR, VVW_WIDGET_VIEWPORT), SetMinimalSize(226, 84), SetResize(1, 1), SetPadding(1, 1, 1, 1),
02102       EndContainer(),
02103     EndContainer(),
02104     NWidget(NWID_VERTICAL),
02105       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_CENTER_MAIN_VIEH), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(SPR_CENTRE_VIEW_VEHICLE, 0x0 /* filled later */),
02106       NWidget(NWID_SELECTION, INVALID_COLOUR, VVW_WIDGET_SELECT_DEPOT_CLONE),
02107         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_GOTO_DEPOT), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(0x0 /* filled later */, 0x0 /* filled later */),
02108         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_CLONE_VEH), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(0x0 /* filled later */, 0x0 /* filled later */),
02109       EndContainer(),
02110       /* For trains only, 'ignore signal' button. */
02111       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_FORCE_PROCEED), SetMinimalSize(18, 18), SetFill(1, 1),
02112                       SetDataTip(SPR_IGNORE_SIGNALS, STR_VEHICLE_VIEW_TRAIN_IGNORE_SIGNAL_TOOLTIP),
02113       NWidget(NWID_SELECTION, INVALID_COLOUR, VVW_WIDGET_SELECT_REFIT_TURN),
02114         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_REFIT_VEH), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(SPR_REFIT_VEHICLE, 0x0 /* filled later */),
02115         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_TURN_AROUND), SetMinimalSize(18, 18), SetFill(1, 1),
02116                         SetDataTip(SPR_FORCE_VEHICLE_TURN, STR_VEHICLE_VIEW_ROAD_VEHICLE_REVERSE_TOOLTIP),
02117       EndContainer(),
02118       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_SHOW_ORDERS), SetFill(1, 1), SetMinimalSize(18, 18), SetDataTip(SPR_SHOW_ORDERS, 0x0 /* filled later */),
02119       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_SHOW_DETAILS), SetFill(1, 1), SetMinimalSize(18, 18), SetDataTip(SPR_SHOW_VEHICLE_DETAILS, 0x0 /* filled later */),
02120       NWidget(WWT_PANEL, COLOUR_GREY), SetFill(1, 1), SetMinimalSize(18, 0), SetResize(0, 1), EndContainer(),
02121     EndContainer(),
02122   EndContainer(),
02123   NWidget(NWID_HORIZONTAL),
02124     NWidget(WWT_PUSHBTN, COLOUR_GREY, VVW_WIDGET_START_STOP_VEH), SetMinimalTextLines(1, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM), SetResize(1, 0), SetFill(1, 0),
02125     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
02126   EndContainer(),
02127 };
02128 
02130 static const WindowDesc _vehicle_view_desc(
02131   WDP_AUTO, 250, 116,
02132   WC_VEHICLE_VIEW, WC_NONE,
02133   WDF_UNCLICK_BUTTONS,
02134   _nested_vehicle_view_widgets, lengthof(_nested_vehicle_view_widgets)
02135 );
02136 
02141 static const WindowDesc _train_view_desc(
02142   WDP_AUTO, 250, 134,
02143   WC_VEHICLE_VIEW, WC_NONE,
02144   WDF_UNCLICK_BUTTONS,
02145   _nested_vehicle_view_widgets, lengthof(_nested_vehicle_view_widgets)
02146 );
02147 
02148 
02149 /* Just to make sure, nobody has changed the vehicle type constants, as we are
02150    using them for array indexing in a number of places here. */
02151 assert_compile(VEH_TRAIN == 0);
02152 assert_compile(VEH_ROAD == 1);
02153 assert_compile(VEH_SHIP == 2);
02154 assert_compile(VEH_AIRCRAFT == 3);
02155 
02157 static const ZoomLevel _vehicle_view_zoom_levels[] = {
02158   ZOOM_LVL_TRAIN,
02159   ZOOM_LVL_ROADVEH,
02160   ZOOM_LVL_SHIP,
02161   ZOOM_LVL_AIRCRAFT,
02162 };
02163 
02164 /* Constants for geometry of vehicle view viewport */
02165 static const int VV_INITIAL_VIEWPORT_WIDTH = 226;
02166 static const int VV_INITIAL_VIEWPORT_HEIGHT = 84;
02167 static const int VV_INITIAL_VIEWPORT_HEIGHT_TRAIN = 102;
02168 
02170 enum VehicleCommandTranslation {
02171   VCT_CMD_START_STOP = 0,
02172   VCT_CMD_CLONE_VEH,
02173   VCT_CMD_TURN_AROUND,
02174 };
02175 
02177 static const uint32 _vehicle_command_translation_table[][4] = {
02178   { // VCT_CMD_START_STOP
02179     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_TRAIN),
02180     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_ROAD_VEHICLE),
02181     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_SHIP),
02182     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_AIRCRAFT)
02183   },
02184   { // VCT_CMD_CLONE_VEH
02185     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_TRAIN),
02186     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_ROAD_VEHICLE),
02187     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_SHIP),
02188     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_AIRCRAFT)
02189   },
02190   { // VCT_CMD_TURN_AROUND
02191     CMD_REVERSE_TRAIN_DIRECTION | CMD_MSG(STR_ERROR_CAN_T_REVERSE_DIRECTION_TRAIN),
02192     CMD_TURN_ROADVEH            | CMD_MSG(STR_ERROR_CAN_T_MAKE_ROAD_VEHICLE_TURN),
02193     0xffffffff, // invalid for ships
02194     0xffffffff  // invalid for aircrafts
02195   },
02196 };
02197 
02205 void CcStartStopVehicle(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
02206 {
02207   if (result.Failed()) return;
02208 
02209   const Vehicle *v = Vehicle::GetIfValid(p1);
02210   if (v == NULL || !v->IsPrimaryVehicle() || v->owner != _local_company) return;
02211 
02212   StringID msg = (v->vehstatus & VS_STOPPED) ? STR_VEHICLE_COMMAND_STOPPED : STR_VEHICLE_COMMAND_STARTED;
02213   Point pt = RemapCoords(v->x_pos, v->y_pos, v->z_pos);
02214   AddTextEffect(msg, pt.x, pt.y, DAY_TICKS, TE_RISING);
02215 }
02216 
02222 void StartStopVehicle(const Vehicle *v, bool texteffect)
02223 {
02224   assert(v->IsPrimaryVehicle());
02225   DoCommandP(v->tile, v->index, 0, _vehicle_command_translation_table[VCT_CMD_START_STOP][v->type], texteffect ? CcStartStopVehicle : NULL);
02226 }
02227 
02229 static bool IsVehicleRefitable(const Vehicle *v)
02230 {
02231   if (!v->IsStoppedInDepot()) return false;
02232 
02233   do {
02234     if (IsEngineRefittable(v->engine_type)) return true;
02235   } while (v->IsGroundVehicle() && (v = v->Next()) != NULL);
02236 
02237   return false;
02238 }
02239 
02241 struct VehicleViewWindow : Window {
02242 private:
02244   enum PlaneSelections {
02245     SEL_DC_GOTO_DEPOT,  
02246     SEL_DC_CLONE,       
02247 
02248     SEL_RT_REFIT,       
02249     SEL_RT_TURN_AROUND, 
02250 
02251     SEL_DC_BASEPLANE = SEL_DC_GOTO_DEPOT, 
02252     SEL_RT_BASEPLANE = SEL_RT_REFIT,      
02253   };
02254 
02259   void SelectPlane(PlaneSelections plane)
02260   {
02261     switch (plane) {
02262       case SEL_DC_GOTO_DEPOT:
02263       case SEL_DC_CLONE:
02264         this->GetWidget<NWidgetStacked>(VVW_WIDGET_SELECT_DEPOT_CLONE)->SetDisplayedPlane(plane - SEL_DC_BASEPLANE);
02265         break;
02266 
02267       case SEL_RT_REFIT:
02268       case SEL_RT_TURN_AROUND:
02269         this->GetWidget<NWidgetStacked>(VVW_WIDGET_SELECT_REFIT_TURN)->SetDisplayedPlane(plane - SEL_RT_BASEPLANE);
02270         break;
02271 
02272       default:
02273         NOT_REACHED();
02274     }
02275   }
02276 
02277 public:
02278   VehicleViewWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
02279   {
02280     this->CreateNestedTree(desc);
02281 
02282     /* Sprites for the 'send to depot' button indexed by vehicle type. */
02283     static const SpriteID vehicle_view_goto_depot_sprites[] = {
02284       SPR_SEND_TRAIN_TODEPOT,
02285       SPR_SEND_ROADVEH_TODEPOT,
02286       SPR_SEND_SHIP_TODEPOT,
02287       SPR_SEND_AIRCRAFT_TODEPOT,
02288     };
02289     const Vehicle *v = Vehicle::Get(window_number);
02290     this->GetWidget<NWidgetCore>(VVW_WIDGET_GOTO_DEPOT)->widget_data = vehicle_view_goto_depot_sprites[v->type];
02291 
02292     /* Sprites for the 'clone vehicle' button indexed by vehicle type. */
02293     static const SpriteID vehicle_view_clone_sprites[] = {
02294       SPR_CLONE_TRAIN,
02295       SPR_CLONE_ROADVEH,
02296       SPR_CLONE_SHIP,
02297       SPR_CLONE_AIRCRAFT,
02298     };
02299     this->GetWidget<NWidgetCore>(VVW_WIDGET_CLONE_VEH)->widget_data = vehicle_view_clone_sprites[v->type];
02300 
02301     switch (v->type) {
02302       case VEH_TRAIN:
02303         this->GetWidget<NWidgetCore>(VVW_WIDGET_TURN_AROUND)->tool_tip = STR_VEHICLE_VIEW_TRAIN_REVERSE_TOOLTIP;
02304         break;
02305 
02306       case VEH_ROAD:
02307         break;
02308 
02309       case VEH_SHIP:
02310       case VEH_AIRCRAFT:
02311         this->SelectPlane(SEL_RT_REFIT);
02312         break;
02313 
02314       default: NOT_REACHED();
02315     }
02316     this->FinishInitNested(desc, window_number);
02317     this->owner = v->owner;
02318     this->GetWidget<NWidgetViewport>(VVW_WIDGET_VIEWPORT)->InitializeViewport(this, this->window_number | (1 << 31), _vehicle_view_zoom_levels[v->type]);
02319 
02320     this->GetWidget<NWidgetCore>(VVW_WIDGET_START_STOP_VEH)->tool_tip   = STR_VEHICLE_VIEW_TRAIN_STATE_START_STOP_TOOLTIP + v->type;
02321     this->GetWidget<NWidgetCore>(VVW_WIDGET_CENTER_MAIN_VIEH)->tool_tip = STR_VEHICLE_VIEW_TRAIN_LOCATION_TOOLTIP + v->type;
02322     this->GetWidget<NWidgetCore>(VVW_WIDGET_REFIT_VEH)->tool_tip        = STR_VEHICLE_VIEW_TRAIN_REFIT_TOOLTIP + v->type;
02323     this->GetWidget<NWidgetCore>(VVW_WIDGET_GOTO_DEPOT)->tool_tip       = STR_VEHICLE_VIEW_TRAIN_SEND_TO_DEPOT_TOOLTIP + v->type;
02324     this->GetWidget<NWidgetCore>(VVW_WIDGET_SHOW_ORDERS)->tool_tip      = STR_VEHICLE_VIEW_TRAIN_ORDERS_TOOLTIP + v->type;
02325     this->GetWidget<NWidgetCore>(VVW_WIDGET_SHOW_DETAILS)->tool_tip     = STR_VEHICLE_VIEW_TRAIN_SHOW_DETAILS_TOOLTIP + v->type;
02326     this->GetWidget<NWidgetCore>(VVW_WIDGET_CLONE_VEH)->tool_tip        = STR_VEHICLE_VIEW_CLONE_TRAIN_INFO + v->type;
02327   }
02328 
02329   ~VehicleViewWindow()
02330   {
02331     DeleteWindowById(WC_VEHICLE_ORDERS, this->window_number, false);
02332     DeleteWindowById(WC_VEHICLE_REFIT, this->window_number, false);
02333     DeleteWindowById(WC_VEHICLE_DETAILS, this->window_number, false);
02334     DeleteWindowById(WC_VEHICLE_TIMETABLE, this->window_number, false);
02335   }
02336 
02337   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
02338   {
02339     const Vehicle *v = Vehicle::Get(this->window_number);
02340     switch (widget) {
02341       case VVW_WIDGET_FORCE_PROCEED:
02342         if (v->type != VEH_TRAIN) {
02343           size->height = 0;
02344           size->width = 0;
02345         }
02346         break;
02347 
02348       case VVW_WIDGET_VIEWPORT:
02349         size->width = VV_INITIAL_VIEWPORT_WIDTH;
02350         size->height = (v->type == VEH_TRAIN) ? VV_INITIAL_VIEWPORT_HEIGHT_TRAIN : VV_INITIAL_VIEWPORT_HEIGHT;
02351         break;
02352     }
02353   }
02354 
02355   virtual void OnPaint()
02356   {
02357     const Vehicle *v = Vehicle::Get(this->window_number);
02358     bool is_localcompany = v->owner == _local_company;
02359     bool refitable_and_stopped_in_depot = IsVehicleRefitable(v);
02360 
02361     this->SetWidgetDisabledState(VVW_WIDGET_GOTO_DEPOT, !is_localcompany);
02362     this->SetWidgetDisabledState(VVW_WIDGET_REFIT_VEH, !refitable_and_stopped_in_depot || !is_localcompany);
02363     this->SetWidgetDisabledState(VVW_WIDGET_CLONE_VEH, !is_localcompany);
02364 
02365     if (v->type == VEH_TRAIN) {
02366       this->SetWidgetLoweredState(VVW_WIDGET_FORCE_PROCEED, Train::From(v)->force_proceed == TFP_SIGNAL);
02367       this->SetWidgetDisabledState(VVW_WIDGET_FORCE_PROCEED, !is_localcompany);
02368       this->SetWidgetDisabledState(VVW_WIDGET_TURN_AROUND, !is_localcompany);
02369     }
02370 
02371     this->DrawWidgets();
02372   }
02373 
02374   virtual void SetStringParameters(int widget) const
02375   {
02376     if (widget != VVW_WIDGET_CAPTION) return;
02377 
02378     const Vehicle *v = Vehicle::Get(this->window_number);
02379     SetDParam(0, v->index);
02380   }
02381 
02382   virtual void DrawWidget(const Rect &r, int widget) const
02383   {
02384     if (widget != VVW_WIDGET_START_STOP_VEH) return;
02385 
02386     const Vehicle *v = Vehicle::Get(this->window_number);
02387     StringID str;
02388     if (v->vehstatus & VS_CRASHED) {
02389       str = STR_VEHICLE_STATUS_CRASHED;
02390     } else if (v->type != VEH_AIRCRAFT && v->breakdown_ctr == 1) { // check for aircraft necessary?
02391       str = STR_VEHICLE_STATUS_BROKEN_DOWN;
02392     } else if (v->vehstatus & VS_STOPPED) {
02393       if (v->type == VEH_TRAIN) {
02394         if (v->cur_speed == 0) {
02395           if (Train::From(v)->gcache.cached_power == 0) {
02396             str = STR_VEHICLE_STATUS_TRAIN_NO_POWER;
02397           } else {
02398             str = STR_VEHICLE_STATUS_STOPPED;
02399           }
02400         } else {
02401           SetDParam(0, v->GetDisplaySpeed());
02402           str = STR_VEHICLE_STATUS_TRAIN_STOPPING + _settings_client.gui.vehicle_speed;
02403         }
02404       } else { // no train
02405         str = STR_VEHICLE_STATUS_STOPPED;
02406       }
02407     } else if (v->type == VEH_TRAIN && HasBit(Train::From(v)->flags, VRF_TRAIN_STUCK) && !v->current_order.IsType(OT_LOADING)) {
02408       str = STR_VEHICLE_STATUS_TRAIN_STUCK;
02409     } else { // vehicle is in a "normal" state, show current order
02410       switch (v->current_order.GetType()) {
02411         case OT_GOTO_STATION: {
02412           SetDParam(0, v->current_order.GetDestination());
02413           SetDParam(1, v->GetDisplaySpeed());
02414           str = STR_VEHICLE_STATUS_HEADING_FOR_STATION + _settings_client.gui.vehicle_speed;
02415           break;
02416         }
02417 
02418         case OT_GOTO_DEPOT: {
02419           SetDParam(0, v->type);
02420           SetDParam(1, v->current_order.GetDestination());
02421           SetDParam(2, v->GetDisplaySpeed());
02422           if (v->current_order.GetDepotActionType() & ODATFB_HALT) {
02423             str = STR_VEHICLE_STATUS_HEADING_FOR_DEPOT + _settings_client.gui.vehicle_speed;
02424           } else {
02425             str = STR_VEHICLE_STATUS_HEADING_FOR_DEPOT_SERVICE + _settings_client.gui.vehicle_speed;
02426           }
02427           break;
02428         }
02429 
02430         case OT_LOADING:
02431           str = STR_VEHICLE_STATUS_LOADING_UNLOADING;
02432           break;
02433 
02434         case OT_GOTO_WAYPOINT: {
02435           assert(v->type == VEH_TRAIN || v->type == VEH_SHIP);
02436           SetDParam(0, v->current_order.GetDestination());
02437           str = STR_VEHICLE_STATUS_HEADING_FOR_WAYPOINT + _settings_client.gui.vehicle_speed;
02438           SetDParam(1, v->GetDisplaySpeed());
02439           break;
02440         }
02441 
02442         case OT_LEAVESTATION:
02443           if (v->type != VEH_AIRCRAFT) {
02444             str = STR_VEHICLE_STATUS_LEAVING;
02445             break;
02446           }
02447           /* FALL THROUGH, if aircraft. Does this even happen? */
02448 
02449         default:
02450           if (v->GetNumManualOrders() == 0) {
02451             str = STR_VEHICLE_STATUS_NO_ORDERS + _settings_client.gui.vehicle_speed;
02452             SetDParam(0, v->GetDisplaySpeed());
02453           } else {
02454             str = STR_EMPTY;
02455           }
02456           break;
02457       }
02458     }
02459 
02460     /* draw the flag plus orders */
02461     DrawSprite(v->vehstatus & VS_STOPPED ? SPR_FLAG_VEH_STOPPED : SPR_FLAG_VEH_RUNNING, PAL_NONE, WD_FRAMERECT_LEFT, r.top + WD_FRAMERECT_TOP);
02462     DrawString(r.left + WD_FRAMERECT_LEFT + 6, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, str, TC_FROMSTRING, SA_HOR_CENTER);
02463   }
02464 
02465   virtual void OnClick(Point pt, int widget, int click_count)
02466   {
02467     const Vehicle *v = Vehicle::Get(this->window_number);
02468 
02469     switch (widget) {
02470       case VVW_WIDGET_START_STOP_VEH: // start stop
02471         if (_ctrl_pressed) {
02472           /* Scroll to current order destination */
02473           TileIndex tile = v->current_order.GetLocation(v);
02474           if (tile != INVALID_TILE) ScrollMainWindowToTile(tile);
02475         } else {
02476           /* Start/Stop */
02477           StartStopVehicle(v, false);
02478         }
02479         break;
02480       case VVW_WIDGET_CENTER_MAIN_VIEH: {// center main view
02481         const Window *mainwindow = FindWindowById(WC_MAIN_WINDOW, 0);
02482         /* code to allow the main window to 'follow' the vehicle if the ctrl key is pressed */
02483         if (_ctrl_pressed && mainwindow->viewport->zoom == ZOOM_LVL_NORMAL) {
02484           mainwindow->viewport->follow_vehicle = v->index;
02485         } else {
02486           ScrollMainWindowTo(v->x_pos, v->y_pos, v->z_pos);
02487         }
02488         break;
02489       }
02490 
02491       case VVW_WIDGET_GOTO_DEPOT: // goto hangar
02492         DoCommandP(v->tile, v->index | (_ctrl_pressed ? DEPOT_SERVICE : 0U), 0, GetCmdSendToDepot(v));
02493         break;
02494       case VVW_WIDGET_REFIT_VEH: // refit
02495         ShowVehicleRefitWindow(v, INVALID_VEH_ORDER_ID, this);
02496         break;
02497       case VVW_WIDGET_SHOW_ORDERS: // show orders
02498         if (_ctrl_pressed) {
02499           ShowTimetableWindow(v);
02500         } else {
02501           ShowOrdersWindow(v);
02502         }
02503         break;
02504       case VVW_WIDGET_SHOW_DETAILS: // show details
02505         ShowVehicleDetailsWindow(v);
02506         break;
02507       case VVW_WIDGET_CLONE_VEH: // clone vehicle
02508         DoCommandP(v->tile, v->index, _ctrl_pressed ? 1 : 0,
02509                     _vehicle_command_translation_table[VCT_CMD_CLONE_VEH][v->type],
02510                     CcCloneVehicle);
02511         break;
02512       case VVW_WIDGET_TURN_AROUND: // turn around
02513         assert(v->IsGroundVehicle());
02514         DoCommandP(v->tile, v->index, 0,
02515                     _vehicle_command_translation_table[VCT_CMD_TURN_AROUND][v->type]);
02516         break;
02517       case VVW_WIDGET_FORCE_PROCEED: // force proceed
02518         assert(v->type == VEH_TRAIN);
02519         DoCommandP(v->tile, v->index, 0, CMD_FORCE_TRAIN_PROCEED | CMD_MSG(STR_ERROR_CAN_T_MAKE_TRAIN_PASS_SIGNAL));
02520         break;
02521     }
02522   }
02523 
02524   virtual void OnResize()
02525   {
02526     if (this->viewport != NULL) {
02527       NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(VVW_WIDGET_VIEWPORT);
02528       nvp->UpdateViewportCoordinates(this);
02529     }
02530   }
02531 
02532   virtual void OnTick()
02533   {
02534     const Vehicle *v = Vehicle::Get(this->window_number);
02535     bool veh_stopped = v->IsStoppedInDepot();
02536 
02537     /* Widget VVW_WIDGET_GOTO_DEPOT must be hidden if the vehicle is already stopped in depot.
02538      * Widget VVW_WIDGET_CLONE_VEH should then be shown, since cloning is allowed only while in depot and stopped.
02539      */
02540     PlaneSelections plane = veh_stopped ? SEL_DC_CLONE : SEL_DC_GOTO_DEPOT;
02541     NWidgetStacked *nwi = this->GetWidget<NWidgetStacked>(VVW_WIDGET_SELECT_DEPOT_CLONE); // Selection widget 'send to depot' / 'clone'.
02542     if (nwi->shown_plane + SEL_DC_BASEPLANE != plane) {
02543       this->SelectPlane(plane);
02544       this->SetWidgetDirty(VVW_WIDGET_SELECT_DEPOT_CLONE);
02545     }
02546     /* The same system applies to widget VVW_WIDGET_REFIT_VEH and VVW_WIDGET_TURN_AROUND.*/
02547     if (v->IsGroundVehicle()) {
02548       PlaneSelections plane = veh_stopped ? SEL_RT_REFIT : SEL_RT_TURN_AROUND;
02549       NWidgetStacked *nwi = this->GetWidget<NWidgetStacked>(VVW_WIDGET_SELECT_REFIT_TURN);
02550       if (nwi->shown_plane + SEL_RT_BASEPLANE != plane) {
02551         this->SelectPlane(plane);
02552         this->SetWidgetDirty(VVW_WIDGET_SELECT_REFIT_TURN);
02553       }
02554     }
02555   }
02556 
02557   virtual bool IsNewGRFInspectable() const
02558   {
02559     return ::IsNewGRFInspectable(GetGrfSpecFeature(Vehicle::Get(this->window_number)->type), this->window_number);
02560   }
02561 
02562   virtual void ShowNewGRFInspectWindow() const
02563   {
02564 		::ShowNewGRFInspectWindow(GetGrfSpecFeature(Vehicle::Get(this->window_number)->type), this->window_number);
02565   }
02566 };
02567 
02568 
02570 void ShowVehicleViewWindow(const Vehicle *v)
02571 {
02572   AllocateWindowDescFront<VehicleViewWindow>((v->type == VEH_TRAIN) ? &_train_view_desc : &_vehicle_view_desc, v->index);
02573 }
02574 
02580 bool VehicleClicked(const Vehicle *v)
02581 {
02582   assert(v != NULL);
02583   if (!(_thd.place_mode & HT_VEHICLE)) return false;
02584 
02585   v = v->First();
02586   if (!v->IsPrimaryVehicle()) return false;
02587 
02588   _thd.GetCallbackWnd()->OnVehicleSelect(v);
02589   return true;
02590 }
02591 
02592 void StopGlobalFollowVehicle(const Vehicle *v)
02593 {
02594   Window *w = FindWindowById(WC_MAIN_WINDOW, 0);
02595   if (w != NULL && w->viewport->follow_vehicle == v->index) {
02596     ScrollMainWindowTo(v->x_pos, v->y_pos, v->z_pos, true); // lock the main view on the vehicle's last position
02597     w->viewport->follow_vehicle = INVALID_VEHICLE;
02598   }
02599 }
02600 
02601 
02609 void CcBuildPrimaryVehicle(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
02610 {
02611   if (result.Failed()) return;
02612 
02613   const Vehicle *v = Vehicle::Get(_new_vehicle_id);
02614   ShowVehicleViewWindow(v);
02615 }
02616 
02622 int GetVehicleWidth(Vehicle *v)
02623 {
02624   int vehicle_width = 0;
02625 
02626   switch (v->type) {
02627     case VEH_TRAIN:
02628       for (const Train *u = Train::From(v); u != NULL; u = u->Next()) {
02629         vehicle_width += u->GetDisplayImageWidth();
02630       }
02631       break;
02632 
02633     case VEH_ROAD:
02634       for (const RoadVehicle *u = RoadVehicle::From(v); u != NULL; u = u->Next()) {
02635         vehicle_width += u->GetDisplayImageWidth();
02636       }
02637       break;
02638 
02639     default:
02640       bool rtl = _current_text_dir == TD_RTL;
02641       SpriteID sprite = v->GetImage(rtl ? DIR_E : DIR_W);
02642       const Sprite *real_sprite = GetSprite(sprite, ST_NORMAL);
02643       vehicle_width = real_sprite->width;
02644 
02645       break;
02646   }
02647 
02648   return vehicle_width;
02649 }

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