vehicle_gui.cpp

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00001 /* $Id: vehicle_gui.cpp 22152 2011-02-26 20:13:14Z rubidium $ */
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 "articulated_vehicles.h"
00036 #include "spritecache.h"
00037 #include "core/geometry_func.hpp"
00038 #include "company_base.h"
00039 #include "engine_func.h"
00040 #include "station_base.h"
00041 #include "tilehighlight_func.h"
00042 
00043 #include "table/strings.h"
00044 
00045 Sorting _sorting;
00046 
00047 static GUIVehicleList::SortFunction VehicleNumberSorter;
00048 static GUIVehicleList::SortFunction VehicleNameSorter;
00049 static GUIVehicleList::SortFunction VehicleAgeSorter;
00050 static GUIVehicleList::SortFunction VehicleProfitThisYearSorter;
00051 static GUIVehicleList::SortFunction VehicleProfitLastYearSorter;
00052 static GUIVehicleList::SortFunction VehicleCargoSorter;
00053 static GUIVehicleList::SortFunction VehicleReliabilitySorter;
00054 static GUIVehicleList::SortFunction VehicleMaxSpeedSorter;
00055 static GUIVehicleList::SortFunction VehicleModelSorter;
00056 static GUIVehicleList::SortFunction VehicleValueSorter;
00057 static GUIVehicleList::SortFunction VehicleLengthSorter;
00058 static GUIVehicleList::SortFunction VehicleTimeToLiveSorter;
00059 static GUIVehicleList::SortFunction VehicleTimetableDelaySorter;
00060 
00061 GUIVehicleList::SortFunction * const BaseVehicleListWindow::vehicle_sorter_funcs[] = {
00062   &VehicleNumberSorter,
00063   &VehicleNameSorter,
00064   &VehicleAgeSorter,
00065   &VehicleProfitThisYearSorter,
00066   &VehicleProfitLastYearSorter,
00067   &VehicleCargoSorter,
00068   &VehicleReliabilitySorter,
00069   &VehicleMaxSpeedSorter,
00070   &VehicleModelSorter,
00071   &VehicleValueSorter,
00072   &VehicleLengthSorter,
00073   &VehicleTimeToLiveSorter,
00074   &VehicleTimetableDelaySorter,
00075 };
00076 
00077 const StringID BaseVehicleListWindow::vehicle_sorter_names[] = {
00078   STR_SORT_BY_NUMBER,
00079   STR_SORT_BY_NAME,
00080   STR_SORT_BY_AGE,
00081   STR_SORT_BY_PROFIT_THIS_YEAR,
00082   STR_SORT_BY_PROFIT_LAST_YEAR,
00083   STR_SORT_BY_TOTAL_CAPACITY_PER_CARGOTYPE,
00084   STR_SORT_BY_RELIABILITY,
00085   STR_SORT_BY_MAX_SPEED,
00086   STR_SORT_BY_MODEL,
00087   STR_SORT_BY_VALUE,
00088   STR_SORT_BY_LENGTH,
00089   STR_SORT_BY_LIFE_TIME,
00090   STR_SORT_BY_TIMETABLE_DELAY,
00091   INVALID_STRING_ID
00092 };
00093 
00094 const StringID BaseVehicleListWindow::vehicle_depot_name[] = {
00095   STR_VEHICLE_LIST_SEND_TRAIN_TO_DEPOT,
00096   STR_VEHICLE_LIST_SEND_ROAD_VEHICLE_TO_DEPOT,
00097   STR_VEHICLE_LIST_SEND_SHIP_TO_DEPOT,
00098   STR_VEHICLE_LIST_SEND_AIRCRAFT_TO_HANGAR
00099 };
00100 
00101 void BaseVehicleListWindow::BuildVehicleList()
00102 {
00103   if (!this->vehicles.NeedRebuild()) return;
00104 
00105   DEBUG(misc, 3, "Building vehicle list type %d for company %d given index %d", this->vli.type, this->vli.company, this->vli.index);
00106 
00107   GenerateVehicleSortList(&this->vehicles, this->vli);
00108 
00109   uint unitnumber = 0;
00110   for (const Vehicle **v = this->vehicles.Begin(); v != this->vehicles.End(); v++) {
00111     unitnumber = max<uint>(unitnumber, (*v)->unitnumber);
00112   }
00113 
00114   /* Because 111 is much less wide than e.g. 999 we use the
00115    * wider numbers to determine the width instead of just
00116    * the random number that it seems to be. */
00117   if (unitnumber >= 1000) {
00118     this->unitnumber_digits = 4;
00119   } else if (unitnumber >= 100) {
00120     this->unitnumber_digits = 3;
00121   } else {
00122     this->unitnumber_digits = 2;
00123   }
00124 
00125   this->vehicles.RebuildDone();
00126   this->vscroll->SetCount(this->vehicles.Length());
00127 }
00128 
00135 Dimension BaseVehicleListWindow::GetActionDropdownSize(bool show_autoreplace, bool show_group)
00136 {
00137   Dimension d = {0, 0};
00138 
00139   if (show_autoreplace) d = maxdim(d, GetStringBoundingBox(STR_VEHICLE_LIST_REPLACE_VEHICLES));
00140   d = maxdim(d, GetStringBoundingBox(STR_VEHICLE_LIST_SEND_FOR_SERVICING));
00141   d = maxdim(d, GetStringBoundingBox(this->vehicle_depot_name[this->vli.vtype]));
00142 
00143   if (show_group) {
00144     d = maxdim(d, GetStringBoundingBox(STR_GROUP_ADD_SHARED_VEHICLE));
00145     d = maxdim(d, GetStringBoundingBox(STR_GROUP_REMOVE_ALL_VEHICLES));
00146   }
00147 
00148   return d;
00149 }
00150 
00157 DropDownList *BaseVehicleListWindow::BuildActionDropdownList(bool show_autoreplace, bool show_group)
00158 {
00159   DropDownList *list = new DropDownList();
00160 
00161   if (show_autoreplace) list->push_back(new DropDownListStringItem(STR_VEHICLE_LIST_REPLACE_VEHICLES, ADI_REPLACE, false));
00162   list->push_back(new DropDownListStringItem(STR_VEHICLE_LIST_SEND_FOR_SERVICING, ADI_SERVICE, false));
00163   list->push_back(new DropDownListStringItem(this->vehicle_depot_name[this->vli.vtype], ADI_DEPOT, false));
00164 
00165   if (show_group) {
00166     list->push_back(new DropDownListStringItem(STR_GROUP_ADD_SHARED_VEHICLE, ADI_ADD_SHARED, false));
00167     list->push_back(new DropDownListStringItem(STR_GROUP_REMOVE_ALL_VEHICLES, ADI_REMOVE_ALL, false));
00168   }
00169 
00170   return list;
00171 }
00172 
00173 /* cached values for VehicleNameSorter to spare many GetString() calls */
00174 static const Vehicle *_last_vehicle[2] = { NULL, NULL };
00175 
00176 void BaseVehicleListWindow::SortVehicleList()
00177 {
00178   if (this->vehicles.Sort()) return;
00179 
00180   /* invalidate cached values for name sorter - vehicle names could change */
00181   _last_vehicle[0] = _last_vehicle[1] = NULL;
00182 }
00183 
00184 void DepotSortList(VehicleList *list)
00185 {
00186   if (list->Length() < 2) return;
00187   QSortT(list->Begin(), list->Length(), &VehicleNumberSorter);
00188 }
00189 
00191 static void DrawVehicleProfitButton(const Vehicle *v, int x, int y)
00192 {
00193   SpriteID spr;
00194 
00195   /* draw profit-based coloured icons */
00196   if (v->age <= DAYS_IN_YEAR * 2) {
00197     spr = SPR_PROFIT_NA;
00198   } else if (v->GetDisplayProfitLastYear() < 0) {
00199     spr = SPR_PROFIT_NEGATIVE;
00200   } else if (v->GetDisplayProfitLastYear() < 10000) {
00201     spr = SPR_PROFIT_SOME;
00202   } else {
00203     spr = SPR_PROFIT_LOT;
00204   }
00205   DrawSprite(spr, PAL_NONE, x, y);
00206 }
00207 
00209 static const uint MAX_REFIT_CYCLE = 256;
00210 
00218 byte GetBestFittingSubType(Vehicle *v_from, Vehicle *v_for)
00219 {
00220   const Engine *e_from = Engine::Get(v_from->engine_type);
00221   const Engine *e_for  = Engine::Get(v_for->engine_type);
00222 
00223   /* If one them doesn't carry cargo, there's no need to find a sub type */
00224   if (!e_from->CanCarryCargo() || !e_for->CanCarryCargo()) return 0;
00225 
00226   if (!HasBit(e_from->info.callback_mask, CBM_VEHICLE_CARGO_SUFFIX) ||
00227       !HasBit(e_for->info.callback_mask,  CBM_VEHICLE_CARGO_SUFFIX)) {
00228     /* One of the engines doesn't have cargo suffixes, i.e. sub types. */
00229     return 0;
00230   }
00231 
00232   /* It has to be possible for v_for to carry the cargo of v_from. */
00233   if (!HasBit(e_for->info.refit_mask, v_from->cargo_type)) return 0;
00234 
00235   StringID expected_string = GetCargoSubtypeText(v_from);
00236 
00237   CargoID old_cargo_type = v_for->cargo_type;
00238   byte old_cargo_subtype = v_for->cargo_subtype;
00239   byte ret_refit_cyc = 0;
00240 
00241   /* Set the 'destination' cargo */
00242   v_for->cargo_type = v_from->cargo_type;
00243 
00244   /* Cycle through the refits */
00245   for (uint refit_cyc = 0; refit_cyc < MAX_REFIT_CYCLE; refit_cyc++) {
00246     v_for->cargo_subtype = refit_cyc;
00247 
00248     /* Make sure we don't pick up anything cached. */
00249     v_for->First()->InvalidateNewGRFCache();
00250     v_for->InvalidateNewGRFCache();
00251     uint16 callback = GetVehicleCallback(CBID_VEHICLE_CARGO_SUFFIX, 0, 0, v_for->engine_type, v_for);
00252 
00253     if (callback == 0xFF) callback = CALLBACK_FAILED;
00254     if (callback == CALLBACK_FAILED) break;
00255 
00256     if (GetCargoSubtypeText(v_for) != expected_string) continue;
00257 
00258     /* We found something matching. */
00259     ret_refit_cyc = refit_cyc;
00260     break;
00261   }
00262 
00263   /* Reset the vehicle's cargo type */
00264   v_for->cargo_type    = old_cargo_type;
00265   v_for->cargo_subtype = old_cargo_subtype;
00266 
00267   /* Make sure we don't taint the vehicle. */
00268   v_for->First()->InvalidateNewGRFCache();
00269   v_for->InvalidateNewGRFCache();
00270 
00271   return ret_refit_cyc;
00272 }
00273 
00275 struct RefitOption {
00276   CargoID cargo;    
00277   byte subtype;     
00278   uint16 value;     
00279   EngineID engine;  
00280 
00286   FORCEINLINE bool operator != (const RefitOption &other) const
00287   {
00288     return other.cargo != this->cargo || other.value != this->value;
00289   }
00290 
00296   FORCEINLINE bool operator == (const RefitOption &other) const
00297   {
00298     return other.cargo == this->cargo && other.value == this->value;
00299   }
00300 };
00301 
00302 typedef SmallVector<RefitOption, 32> SubtypeList; 
00303 
00313 static void DrawVehicleRefitWindow(const SubtypeList list[NUM_CARGO], int sel, uint pos, uint rows, uint delta, const Rect &r)
00314 {
00315   uint y = r.top + WD_MATRIX_TOP;
00316   uint current = 0;
00317 
00318   /* Draw the list of subtypes for each cargo, and find the selected refit option (by its position). */
00319   for (uint i = 0; current < pos + rows && i < NUM_CARGO; i++) {
00320     for (uint j = 0; current < pos + rows && j < list[i].Length(); j++) {
00321       /* Refit options with a position smaller than pos don't have to be drawn. */
00322       if (current < pos) {
00323         current++;
00324         continue;
00325       }
00326 
00327       TextColour colour = (sel == (int)current) ? TC_WHITE : TC_BLACK;
00328       const RefitOption refit = list[i][j];
00329       /* Get the cargo name. */
00330       SetDParam(0, CargoSpec::Get(refit.cargo)->name);
00331       /* If the callback succeeded, draw the cargo suffix. */
00332       if (refit.value != CALLBACK_FAILED) {
00333         SetDParam(1, GetGRFStringID(GetEngineGRFID(refit.engine), 0xD000 + refit.value));
00334         DrawString(r.left + WD_MATRIX_LEFT, r.right - WD_MATRIX_RIGHT, y, STR_JUST_STRING_SPACE_STRING, colour);
00335       } else {
00336         DrawString(r.left + WD_MATRIX_LEFT, r.right - WD_MATRIX_RIGHT, y, STR_JUST_STRING, colour);
00337       }
00338 
00339       y += delta;
00340       current++;
00341     }
00342   }
00343 }
00344 
00346 enum VehicleRefitWidgets {
00347   VRW_CAPTION,
00348   VRW_VEHICLE_PANEL_DISPLAY,
00349   VRW_SHOW_HSCROLLBAR,
00350   VRW_HSCROLLBAR,
00351   VRW_SELECTHEADER,
00352   VRW_MATRIX,
00353   VRW_SCROLLBAR,
00354   VRW_INFOPANEL,
00355   VRW_REFITBUTTON,
00356 };
00357 
00359 struct RefitWindow : public Window {
00360   int sel;                     
00361   RefitOption *cargo;          
00362   SubtypeList list[NUM_CARGO]; 
00363   VehicleOrderID order;        
00364   uint information_width;      
00365   Scrollbar *vscroll;          
00366   Scrollbar *hscroll;          
00367   int vehicle_width;           
00368   int sprite_left;             
00369   int sprite_right;            
00370   uint vehicle_margin;         
00371   int click_x;                 
00372   VehicleID selected_vehicle;  
00373   uint8 num_vehicles;          
00374 
00378   void BuildRefitList()
00379   {
00380     for (uint i = 0; i < NUM_CARGO; i++) this->list[i].Clear();
00381     Vehicle *v = Vehicle::Get(this->window_number);
00382 
00383     /* Check only the selected vehicles. */
00384     VehicleSet vehicles_to_refit;
00385     GetVehicleSet(vehicles_to_refit, Vehicle::Get(this->selected_vehicle), this->num_vehicles);
00386 
00387     do {
00388       if (v->type == VEH_TRAIN && !vehicles_to_refit.Contains(v->index)) continue;
00389       const Engine *e = Engine::Get(v->engine_type);
00390       uint32 cmask = e->info.refit_mask;
00391       byte callback_mask = e->info.callback_mask;
00392 
00393       /* Skip this engine if it does not carry anything */
00394       if (!e->CanCarryCargo()) continue;
00395 
00396       /* Loop through all cargos in the refit mask */
00397       int current_index = 0;
00398       const CargoSpec *cs;
00399       FOR_ALL_SORTED_CARGOSPECS(cs) {
00400         CargoID cid = cs->Index();
00401         /* Skip cargo type if it's not listed */
00402         if (!HasBit(cmask, cid)) {
00403           current_index++;
00404           continue;
00405         }
00406 
00407         /* Check the vehicle's callback mask for cargo suffixes */
00408         if (HasBit(callback_mask, CBM_VEHICLE_CARGO_SUFFIX)) {
00409           /* Make a note of the original cargo type. It has to be
00410            * changed to test the cargo & subtype... */
00411           CargoID temp_cargo = v->cargo_type;
00412           byte temp_subtype  = v->cargo_subtype;
00413 
00414           v->cargo_type = cid;
00415 
00416           for (uint refit_cyc = 0; refit_cyc < MAX_REFIT_CYCLE; refit_cyc++) {
00417             v->cargo_subtype = refit_cyc;
00418 
00419             /* Make sure we don't pick up anything cached. */
00420             v->First()->InvalidateNewGRFCache();
00421             v->InvalidateNewGRFCache();
00422             uint16 callback = GetVehicleCallback(CBID_VEHICLE_CARGO_SUFFIX, 0, 0, v->engine_type, v);
00423 
00424             if (callback == 0xFF) callback = CALLBACK_FAILED;
00425             if (refit_cyc != 0 && callback == CALLBACK_FAILED) break;
00426 
00427             RefitOption option;
00428             option.cargo   = cid;
00429             option.subtype = refit_cyc;
00430             option.value   = callback;
00431             option.engine  = v->engine_type;
00432             this->list[current_index].Include(option);
00433           }
00434 
00435           /* Reset the vehicle's cargo type */
00436           v->cargo_type    = temp_cargo;
00437           v->cargo_subtype = temp_subtype;
00438 
00439           /* And make sure we haven't tainted the cache */
00440           v->First()->InvalidateNewGRFCache();
00441           v->InvalidateNewGRFCache();
00442         } else {
00443           /* No cargo suffix callback -- use no subtype */
00444           RefitOption option;
00445           option.cargo   = cid;
00446           option.subtype = 0;
00447           option.value   = CALLBACK_FAILED;
00448           option.engine  = INVALID_ENGINE;
00449           this->list[current_index].Include(option);
00450         }
00451         current_index++;
00452       }
00453     } while (v->IsGroundVehicle() && (v = v->Next()) != NULL);
00454 
00455     int scroll_size = 0;
00456     for (uint i = 0; i < NUM_CARGO; i++) {
00457       scroll_size += (this->list[i].Length());
00458     }
00459     this->vscroll->SetCount(scroll_size);
00460   }
00461 
00466   RefitOption *GetRefitOption()
00467   {
00468     if (this->sel < 0) return NULL;
00469     int subtype = 0;
00470     for (uint i = 0; subtype <= this->sel && i < NUM_CARGO; i++) {
00471       for (uint j = 0; subtype <= this->sel && j < this->list[i].Length(); j++) {
00472         if (subtype == this->sel) {
00473           return &this->list[i][j];
00474         }
00475         subtype++;
00476       }
00477     }
00478 
00479     return NULL;
00480   }
00481 
00482   RefitWindow(const WindowDesc *desc, const Vehicle *v, VehicleOrderID order) : Window()
00483   {
00484     this->sel = -1;
00485     this->CreateNestedTree(desc);
00486 
00487     this->vscroll = this->GetScrollbar(VRW_SCROLLBAR);
00488     this->hscroll = (v->IsGroundVehicle() ? this->GetScrollbar(VRW_HSCROLLBAR) : NULL);
00489     this->GetWidget<NWidgetCore>(VRW_SELECTHEADER)->tool_tip = STR_REFIT_TRAIN_LIST_TOOLTIP + v->type;
00490     this->GetWidget<NWidgetCore>(VRW_MATRIX)->tool_tip       = STR_REFIT_TRAIN_LIST_TOOLTIP + v->type;
00491     NWidgetCore *nwi = this->GetWidget<NWidgetCore>(VRW_REFITBUTTON);
00492     nwi->widget_data = STR_REFIT_TRAIN_REFIT_BUTTON + v->type;
00493     nwi->tool_tip    = STR_REFIT_TRAIN_REFIT_TOOLTIP + v->type;
00494     this->GetWidget<NWidgetStacked>(VRW_SHOW_HSCROLLBAR)->SetDisplayedPlane(v->IsGroundVehicle() ? 0 : SZSP_HORIZONTAL);
00495     this->GetWidget<NWidgetCore>(VRW_VEHICLE_PANEL_DISPLAY)->tool_tip = (v->type == VEH_TRAIN) ? STR_REFIT_SELECT_VEHICLES_TOOLTIP : STR_NULL;
00496 
00497     this->FinishInitNested(desc, v->index);
00498     this->owner = v->owner;
00499 
00500     this->order = order;
00501     this->SetWidgetDisabledState(VRW_REFITBUTTON, this->sel == -1);
00502   }
00503 
00504   virtual void OnInit()
00505   {
00506     if (this->cargo != NULL) {
00507       /* Store the RefitOption currently in use. */
00508       RefitOption current_refit_option = *(this->cargo);
00509 
00510       /* Rebuild the refit list */
00511       this->BuildRefitList();
00512       this->sel = -1;
00513       this->cargo = NULL;
00514       int current = 0;
00515       for (uint i = 0; this->cargo == NULL && i < NUM_CARGO; i++) {
00516         for (uint j = 0; j < list[i].Length(); j++) {
00517           if (list[i][j] == current_refit_option) {
00518             this->sel = current;
00519             this->cargo = &list[i][j];
00520             this->vscroll->ScrollTowards(current);
00521             break;
00522           }
00523           current++;
00524         }
00525       }
00526 
00527       this->SetWidgetDisabledState(VRW_REFITBUTTON, this->sel == -1);
00528       /* If the selected refit option was not found, scroll the window to the initial position. */
00529       if (this->sel == -1) this->vscroll->ScrollTowards(0);
00530     } else {
00531       /* Rebuild the refit list */
00532       this->OnInvalidateData(0);
00533     }
00534   }
00535 
00536   virtual void OnPaint()
00537   {
00538     /* Determine amount of items for scroller. */
00539     if (this->hscroll != NULL) this->hscroll->SetCount(this->vehicle_width);
00540 
00541     /* Calculate sprite position. */
00542     NWidgetCore *vehicle_panel_display = this->GetWidget<NWidgetCore>(VRW_VEHICLE_PANEL_DISPLAY);
00543     int sprite_width = max(0, ((int)vehicle_panel_display->current_x - this->vehicle_width) / 2);
00544     this->sprite_left = vehicle_panel_display->pos_x;
00545     this->sprite_right = vehicle_panel_display->pos_x + vehicle_panel_display->current_x - 1;
00546     if (_current_text_dir == TD_RTL) {
00547       this->sprite_right -= sprite_width;
00548       this->vehicle_margin = vehicle_panel_display->current_x - sprite_right;
00549     } else {
00550       this->sprite_left += sprite_width;
00551       this->vehicle_margin = sprite_left;
00552     }
00553 
00554     this->DrawWidgets();
00555   }
00556 
00557   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00558   {
00559     switch (widget) {
00560       case VRW_MATRIX:
00561         resize->height = WD_MATRIX_TOP + FONT_HEIGHT_NORMAL + WD_MATRIX_BOTTOM;
00562         size->height = resize->height * 8;
00563         break;
00564 
00565       case VRW_VEHICLE_PANEL_DISPLAY:
00566         size->height = GetVehicleHeight(Vehicle::Get(this->window_number)->type);
00567         break;
00568 
00569       case VRW_INFOPANEL:
00570         size->width = WD_FRAMERECT_LEFT + this->information_width + WD_FRAMERECT_RIGHT;
00571         break;
00572     }
00573   }
00574 
00575   virtual void SetStringParameters(int widget) const
00576   {
00577     if (widget == VRW_CAPTION) SetDParam(0, Vehicle::Get(this->window_number)->index);
00578   }
00579 
00586   StringID GetCapacityString(RefitOption *option) const
00587   {
00588     assert(_current_company == _local_company);
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 << 16, 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         if (this->order != INVALID_VEH_ORDER_ID) break;
00619         int x = 0;
00620         switch (v->type) {
00621           case VEH_TRAIN: {
00622             VehicleSet vehicles_to_refit;
00623             GetVehicleSet(vehicles_to_refit, Vehicle::Get(this->selected_vehicle), this->num_vehicles);
00624 
00625             int left = INT32_MIN;
00626             int width = 0;
00627 
00628             for (Train *u = Train::From(v); u != NULL; u = u->Next()) {
00629               /* Start checking. */
00630               if (vehicles_to_refit.Contains(u->index) && left == INT32_MIN) {
00631                 left = x - this->hscroll->GetPosition() + r.left + this->vehicle_margin;
00632                 width = 0;
00633               }
00634 
00635               /* Draw a selection. */
00636               if ((!vehicles_to_refit.Contains(u->index) || u->Next() == NULL) && left != INT32_MIN) {
00637                 if (u->Next() == NULL && vehicles_to_refit.Contains(u->index)) {
00638                   int current_width = u->GetDisplayImageWidth();
00639                   width += current_width;
00640                   x += current_width;
00641                 }
00642 
00643                 int right = Clamp(left + width, 0, r.right);
00644                 left = max(0, left);
00645 
00646                 if (_current_text_dir == TD_RTL) {
00647                   right = this->GetWidget<NWidgetCore>(VRW_VEHICLE_PANEL_DISPLAY)->current_x - left;
00648                   left = right - width;
00649                 }
00650 
00651                 if (left != right) {
00652                   DrawFrameRect(left, r.top + WD_FRAMERECT_TOP, right, r.top + WD_FRAMERECT_TOP + 13, COLOUR_WHITE, FR_BORDERONLY);
00653                 }
00654 
00655                 left = INT32_MIN;
00656               }
00657 
00658               int current_width = u->GetDisplayImageWidth();
00659               width += current_width;
00660               x += current_width;
00661             }
00662             break;
00663           }
00664 
00665           default: break;
00666         }
00667         break;
00668       }
00669 
00670       case VRW_MATRIX:
00671         DrawVehicleRefitWindow(this->list, this->sel, this->vscroll->GetPosition(), this->vscroll->GetCapacity(), this->resize.step_height, r);
00672         break;
00673 
00674       case VRW_INFOPANEL:
00675         if (this->cargo != NULL) {
00676           StringID string = this->GetCapacityString(this->cargo);
00677           if (string != INVALID_STRING_ID) {
00678             DrawStringMultiLine(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT,
00679                 r.top + WD_FRAMERECT_TOP, r.bottom - WD_FRAMERECT_BOTTOM, string);
00680           }
00681         }
00682         break;
00683     }
00684   }
00685 
00686   virtual void OnInvalidateData(int data)
00687   {
00688     switch (data) {
00689       case 0: { // The consist has changed; rebuild the entire list.
00690         /* Clear the selection. */
00691         Vehicle *v = Vehicle::Get(this->window_number);
00692         this->selected_vehicle = v->index;
00693         this->num_vehicles = UINT8_MAX;
00694         /* FALL THROUGH */
00695       }
00696 
00697       case 2: { // The vehicle selection has changed; rebuild the entire list.
00698         this->BuildRefitList();
00699 
00700         /* The vehicle width has changed too. */
00701         this->vehicle_width = GetVehicleWidth(Vehicle::Get(this->window_number));
00702         uint max_width = 0;
00703 
00704         /* Check the width of all cargo information strings. */
00705         for (uint i = 0; i < NUM_CARGO; i++) {
00706           for (uint j = 0; j < this->list[i].Length(); j++) {
00707             StringID string = this->GetCapacityString(&list[i][j]);
00708             if (string != INVALID_STRING_ID) {
00709               Dimension dim = GetStringBoundingBox(string);
00710               max_width = max(dim.width, max_width);
00711             }
00712           }
00713         }
00714 
00715         if (this->information_width < max_width) {
00716           this->information_width = max_width;
00717           this->ReInit();
00718         }
00719         /* FALL THROUGH */
00720       }
00721 
00722       case 1: // A new cargo has been selected.
00723         this->cargo = GetRefitOption();
00724         break;
00725     }
00726   }
00727 
00728   int GetClickPosition(int click_x)
00729   {
00730     const NWidgetCore *matrix_widget = this->GetWidget<NWidgetCore>(VRW_VEHICLE_PANEL_DISPLAY);
00731     if (_current_text_dir == TD_RTL) click_x = matrix_widget->current_x - click_x;
00732     click_x -= this->vehicle_margin;
00733     if (this->hscroll != NULL) click_x += this->hscroll->GetPosition();
00734 
00735     return click_x;
00736   }
00737 
00738   void SetSelectedVehicles(int drag_x)
00739   {
00740     drag_x = GetClickPosition(drag_x);
00741 
00742     int left_x  = min(this->click_x, drag_x);
00743     int right_x = max(this->click_x, drag_x);
00744     this->num_vehicles = 0;
00745 
00746     Vehicle *v = Vehicle::Get(this->window_number);
00747     /* Find the vehicle part that was clicked. */
00748     switch (v->type) {
00749       case VEH_TRAIN: {
00750         /* Don't select anything if we are not clicking in the vehicle. */
00751         if (left_x >= 0) {
00752           const Train *u = Train::From(v);
00753           bool start_counting = false;
00754           for (; u != NULL; u = u->Next()) {
00755             int current_width = u->GetDisplayImageWidth();
00756             left_x  -= current_width;
00757             right_x -= current_width;
00758 
00759             if (left_x < 0 && !start_counting) {
00760               this->selected_vehicle = u->index;
00761               start_counting = true;
00762 
00763               /* Count the first vehicle, even if articulated part */
00764               this->num_vehicles++;
00765             } else if (start_counting && !u->IsArticulatedPart()) {
00766               /* Do not count articulated parts */
00767               this->num_vehicles++;
00768             }
00769 
00770             if (right_x < 0) break;
00771           }
00772         }
00773 
00774         /* If the selection is not correct, clear it. */
00775         if (this->num_vehicles != 0) {
00776           if (_ctrl_pressed) this->num_vehicles = UINT8_MAX;
00777           break;
00778         }
00779         /* FALL THROUGH */
00780       }
00781 
00782       default:
00783         /* Clear the selection. */
00784         this->selected_vehicle = v->index;
00785         this->num_vehicles = UINT8_MAX;
00786         break;
00787     }
00788   }
00789 
00790   virtual void OnClick(Point pt, int widget, int click_count)
00791   {
00792     switch (widget) {
00793       case VRW_VEHICLE_PANEL_DISPLAY: { // Vehicle image.
00794         if (this->order != INVALID_VEH_ORDER_ID) break;
00795         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(VRW_VEHICLE_PANEL_DISPLAY);
00796         this->click_x = GetClickPosition(pt.x - nwi->pos_x);
00797         this->SetSelectedVehicles(pt.x - nwi->pos_x);
00798         this->SetWidgetDirty(VRW_VEHICLE_PANEL_DISPLAY);
00799         if (!_ctrl_pressed) {
00800           SetObjectToPlaceWnd(SPR_CURSOR_MOUSE, PAL_NONE, HT_DRAG, this);
00801         } else {
00802           /* The vehicle selection has changed. */
00803           this->InvalidateData(2);
00804         }
00805         break;
00806       }
00807 
00808       case VRW_MATRIX: { // listbox
00809         this->sel = this->vscroll->GetScrolledRowFromWidget(pt.y, this, VRW_MATRIX);
00810         if (this->sel == INT_MAX) this->sel = -1;
00811         this->SetWidgetDisabledState(VRW_REFITBUTTON, this->sel == -1);
00812         this->InvalidateData(1);
00813 
00814         if (click_count == 1) break;
00815         /* FALL THROUGH */
00816       }
00817 
00818       case VRW_REFITBUTTON: // refit button
00819         if (this->cargo != NULL) {
00820           const Vehicle *v = Vehicle::Get(this->window_number);
00821 
00822           if (this->order == INVALID_VEH_ORDER_ID) {
00823             bool delete_window = this->selected_vehicle == v->index && this->num_vehicles == UINT8_MAX;
00824             if (DoCommandP(v->tile, this->selected_vehicle, this->cargo->cargo | this->cargo->subtype << 8 | this->num_vehicles << 16, GetCmdRefitVeh(v)) && delete_window) delete this;
00825           } else {
00826             if (DoCommandP(v->tile, v->index, this->cargo->cargo | this->cargo->subtype << 8 | this->order << 16, CMD_ORDER_REFIT)) delete this;
00827           }
00828         }
00829         break;
00830     }
00831   }
00832 
00833   virtual void OnMouseDrag(Point pt, int widget)
00834   {
00835     switch (widget) {
00836       case VRW_VEHICLE_PANEL_DISPLAY: { // Vehicle image.
00837         if (this->order != INVALID_VEH_ORDER_ID) break;
00838         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(VRW_VEHICLE_PANEL_DISPLAY);
00839         this->SetSelectedVehicles(pt.x - nwi->pos_x);
00840         this->SetWidgetDirty(VRW_VEHICLE_PANEL_DISPLAY);
00841         break;
00842       }
00843     }
00844   }
00845 
00846   virtual void OnDragDrop(Point pt, int widget)
00847   {
00848     switch (widget) {
00849       case VRW_VEHICLE_PANEL_DISPLAY: { // Vehicle image.
00850         if (this->order != INVALID_VEH_ORDER_ID) break;
00851         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(VRW_VEHICLE_PANEL_DISPLAY);
00852         this->SetSelectedVehicles(pt.x - nwi->pos_x);
00853         this->InvalidateData(2);
00854         break;
00855       }
00856     }
00857   }
00858 
00859   virtual void OnResize()
00860   {
00861     this->vehicle_width = GetVehicleWidth(Vehicle::Get(this->window_number));
00862     this->vscroll->SetCapacityFromWidget(this, VRW_MATRIX);
00863     if (this->hscroll != NULL) this->hscroll->SetCapacityFromWidget(this, VRW_VEHICLE_PANEL_DISPLAY);
00864     this->GetWidget<NWidgetCore>(VRW_MATRIX)->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
00865   }
00866 };
00867 
00868 static const NWidgetPart _nested_vehicle_refit_widgets[] = {
00869   NWidget(NWID_HORIZONTAL),
00870     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00871     NWidget(WWT_CAPTION, COLOUR_GREY, VRW_CAPTION), SetDataTip(STR_REFIT_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00872   EndContainer(),
00873   /* Vehicle display + scrollbar. */
00874   NWidget(NWID_VERTICAL),
00875     NWidget(WWT_PANEL, COLOUR_GREY, VRW_VEHICLE_PANEL_DISPLAY), SetMinimalSize(228, 14), SetResize(1, 0), SetScrollbar(VRW_HSCROLLBAR), EndContainer(),
00876     NWidget(NWID_SELECTION, INVALID_COLOUR, VRW_SHOW_HSCROLLBAR),
00877       NWidget(NWID_HSCROLLBAR, COLOUR_GREY, VRW_HSCROLLBAR),
00878     EndContainer(),
00879   EndContainer(),
00880   NWidget(WWT_TEXTBTN, COLOUR_GREY, VRW_SELECTHEADER), SetDataTip(STR_REFIT_TITLE, STR_NULL), SetResize(1, 0),
00881   /* Matrix + scrollbar. */
00882   NWidget(NWID_HORIZONTAL),
00883     NWidget(WWT_MATRIX, COLOUR_GREY, VRW_MATRIX), SetMinimalSize(228, 112), SetResize(1, 14), SetFill(1, 1), SetDataTip(0x801, STR_NULL), SetScrollbar(VRW_SCROLLBAR),
00884     NWidget(NWID_VSCROLLBAR, COLOUR_GREY, VRW_SCROLLBAR),
00885   EndContainer(),
00886   NWidget(WWT_PANEL, COLOUR_GREY, VRW_INFOPANEL), SetMinimalTextLines(2, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM), SetResize(1, 0), EndContainer(),
00887   NWidget(NWID_HORIZONTAL),
00888     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VRW_REFITBUTTON), SetFill(1, 0), SetResize(1, 0),
00889     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
00890   EndContainer(),
00891 };
00892 
00893 static const WindowDesc _vehicle_refit_desc(
00894   WDP_AUTO, 240, 174,
00895   WC_VEHICLE_REFIT, WC_VEHICLE_VIEW,
00896   WDF_UNCLICK_BUTTONS | WDF_CONSTRUCTION,
00897   _nested_vehicle_refit_widgets, lengthof(_nested_vehicle_refit_widgets)
00898 );
00899 
00906 void ShowVehicleRefitWindow(const Vehicle *v, VehicleOrderID order, Window *parent)
00907 {
00908   DeleteWindowById(WC_VEHICLE_REFIT, v->index);
00909   RefitWindow *w = new RefitWindow(&_vehicle_refit_desc, v, order);
00910   w->parent = parent;
00911 }
00912 
00914 uint ShowRefitOptionsList(int left, int right, int y, EngineID engine)
00915 {
00916   /* List of cargo types of this engine */
00917   uint32 cmask = GetUnionOfArticulatedRefitMasks(engine, false);
00918   /* List of cargo types available in this climate */
00919   uint32 lmask = _cargo_mask;
00920   char string[512];
00921   char *b = string;
00922 
00923   /* Draw nothing if the engine is not refittable */
00924   if (HasAtMostOneBit(cmask)) return y;
00925 
00926   b = InlineString(b, STR_PURCHASE_INFO_REFITTABLE_TO);
00927 
00928   if (cmask == lmask) {
00929     /* Engine can be refitted to all types in this climate */
00930     b = InlineString(b, STR_PURCHASE_INFO_ALL_TYPES);
00931   } else {
00932     /* Check if we are able to refit to more cargo types and unable to. If
00933      * so, invert the cargo types to list those that we can't refit to. */
00934     if (CountBits(cmask ^ lmask) < CountBits(cmask) && CountBits(cmask ^ lmask) <= 7) {
00935       cmask ^= lmask;
00936       b = InlineString(b, STR_PURCHASE_INFO_ALL_BUT);
00937     }
00938 
00939     bool first = true;
00940 
00941     /* Add each cargo type to the list */
00942     const CargoSpec *cs;
00943     FOR_ALL_SORTED_CARGOSPECS(cs) {
00944       if (!HasBit(cmask, cs->Index())) continue;
00945 
00946       if (b >= lastof(string) - (2 + 2 * 4)) break; // ", " and two calls to Utf8Encode()
00947 
00948       if (!first) b = strecpy(b, ", ", lastof(string));
00949       first = false;
00950 
00951       b = InlineString(b, cs->name);
00952     }
00953   }
00954 
00955   /* Terminate and display the completed string */
00956   *b = '\0';
00957 
00958   /* Make sure we detect any buffer overflow */
00959   assert(b < endof(string));
00960 
00961   SetDParamStr(0, string);
00962   return DrawStringMultiLine(left, right, y, INT32_MAX, STR_JUST_RAW_STRING);
00963 }
00964 
00966 StringID GetCargoSubtypeText(const Vehicle *v)
00967 {
00968   if (HasBit(EngInfo(v->engine_type)->callback_mask, CBM_VEHICLE_CARGO_SUFFIX)) {
00969     uint16 cb = GetVehicleCallback(CBID_VEHICLE_CARGO_SUFFIX, 0, 0, v->engine_type, v);
00970     if (cb != CALLBACK_FAILED) {
00971       return GetGRFStringID(GetEngineGRFID(v->engine_type), 0xD000 + cb);
00972     }
00973   }
00974   return STR_EMPTY;
00975 }
00976 
00978 static int CDECL VehicleNumberSorter(const Vehicle * const *a, const Vehicle * const *b)
00979 {
00980   return (*a)->unitnumber - (*b)->unitnumber;
00981 }
00982 
00984 static int CDECL VehicleNameSorter(const Vehicle * const *a, const Vehicle * const *b)
00985 {
00986   static char last_name[2][64];
00987 
00988   if (*a != _last_vehicle[0]) {
00989     _last_vehicle[0] = *a;
00990     SetDParam(0, (*a)->index);
00991     GetString(last_name[0], STR_VEHICLE_NAME, lastof(last_name[0]));
00992   }
00993 
00994   if (*b != _last_vehicle[1]) {
00995     _last_vehicle[1] = *b;
00996     SetDParam(0, (*b)->index);
00997     GetString(last_name[1], STR_VEHICLE_NAME, lastof(last_name[1]));
00998   }
00999 
01000   int r = strnatcmp(last_name[0], last_name[1]); // Sort by name (natural sorting).
01001   return (r != 0) ? r : VehicleNumberSorter(a, b);
01002 }
01003 
01005 static int CDECL VehicleAgeSorter(const Vehicle * const *a, const Vehicle * const *b)
01006 {
01007   int r = (*a)->age - (*b)->age;
01008   return (r != 0) ? r : VehicleNumberSorter(a, b);
01009 }
01010 
01012 static int CDECL VehicleProfitThisYearSorter(const Vehicle * const *a, const Vehicle * const *b)
01013 {
01014   int r = ClampToI32((*a)->GetDisplayProfitThisYear() - (*b)->GetDisplayProfitThisYear());
01015   return (r != 0) ? r : VehicleNumberSorter(a, b);
01016 }
01017 
01019 static int CDECL VehicleProfitLastYearSorter(const Vehicle * const *a, const Vehicle * const *b)
01020 {
01021   int r = ClampToI32((*a)->GetDisplayProfitLastYear() - (*b)->GetDisplayProfitLastYear());
01022   return (r != 0) ? r : VehicleNumberSorter(a, b);
01023 }
01024 
01026 static int CDECL VehicleCargoSorter(const Vehicle * const *a, const Vehicle * const *b)
01027 {
01028   const Vehicle *v;
01029   CargoArray diff;
01030 
01031   /* Append the cargo of the connected weagons */
01032   for (v = *a; v != NULL; v = v->Next()) diff[v->cargo_type] += v->cargo_cap;
01033   for (v = *b; v != NULL; v = v->Next()) diff[v->cargo_type] -= v->cargo_cap;
01034 
01035   int r = 0;
01036   for (CargoID i = 0; i < NUM_CARGO; i++) {
01037     r = diff[i];
01038     if (r != 0) break;
01039   }
01040 
01041   return (r != 0) ? r : VehicleNumberSorter(a, b);
01042 }
01043 
01045 static int CDECL VehicleReliabilitySorter(const Vehicle * const *a, const Vehicle * const *b)
01046 {
01047   int r = (*a)->reliability - (*b)->reliability;
01048   return (r != 0) ? r : VehicleNumberSorter(a, b);
01049 }
01050 
01052 static int CDECL VehicleMaxSpeedSorter(const Vehicle * const *a, const Vehicle * const *b)
01053 {
01054   int r = (*a)->vcache.cached_max_speed - (*b)->vcache.cached_max_speed;
01055   return (r != 0) ? r : VehicleNumberSorter(a, b);
01056 }
01057 
01059 static int CDECL VehicleModelSorter(const Vehicle * const *a, const Vehicle * const *b)
01060 {
01061   int r = (*a)->engine_type - (*b)->engine_type;
01062   return (r != 0) ? r : VehicleNumberSorter(a, b);
01063 }
01064 
01066 static int CDECL VehicleValueSorter(const Vehicle * const *a, const Vehicle * const *b)
01067 {
01068   const Vehicle *u;
01069   Money diff = 0;
01070 
01071   for (u = *a; u != NULL; u = u->Next()) diff += u->value;
01072   for (u = *b; u != NULL; u = u->Next()) diff -= u->value;
01073 
01074   int r = ClampToI32(diff);
01075   return (r != 0) ? r : VehicleNumberSorter(a, b);
01076 }
01077 
01079 static int CDECL VehicleLengthSorter(const Vehicle * const *a, const Vehicle * const *b)
01080 {
01081   int r = (*a)->GetGroundVehicleCache()->cached_total_length - (*b)->GetGroundVehicleCache()->cached_total_length;
01082   return (r != 0) ? r : VehicleNumberSorter(a, b);
01083 }
01084 
01086 static int CDECL VehicleTimeToLiveSorter(const Vehicle * const *a, const Vehicle * const *b)
01087 {
01088   int r = ClampToI32(((*a)->max_age - (*a)->age) - ((*b)->max_age - (*b)->age));
01089   return (r != 0) ? r : VehicleNumberSorter(a, b);
01090 }
01091 
01093 static int CDECL VehicleTimetableDelaySorter(const Vehicle * const *a, const Vehicle * const *b)
01094 {
01095   int r = (*a)->lateness_counter - (*b)->lateness_counter;
01096   return (r != 0) ? r : VehicleNumberSorter(a, b);
01097 }
01098 
01099 void InitializeGUI()
01100 {
01101   MemSetT(&_sorting, 0);
01102 }
01103 
01110 static inline void ChangeVehicleWindow(WindowClass window_class, VehicleID from_index, VehicleID to_index)
01111 {
01112   Window *w = FindWindowById(window_class, from_index);
01113   if (w != NULL) {
01114     /* Update window_number */
01115     w->window_number = to_index;
01116     if (w->viewport != NULL) w->viewport->follow_vehicle = to_index;
01117 
01118     /* Update vehicle drag data */
01119     if (_thd.window_class == window_class && _thd.window_number == (WindowNumber)from_index) {
01120       _thd.window_number = to_index;
01121     }
01122 
01123     /* Notify the window immediately, without scheduling. */
01124     w->InvalidateData();
01125   }
01126 }
01127 
01133 void ChangeVehicleViewWindow(VehicleID from_index, VehicleID to_index)
01134 {
01135   ChangeVehicleWindow(WC_VEHICLE_VIEW,      from_index, to_index);
01136   ChangeVehicleWindow(WC_VEHICLE_ORDERS,    from_index, to_index);
01137   ChangeVehicleWindow(WC_VEHICLE_REFIT,     from_index, to_index);
01138   ChangeVehicleWindow(WC_VEHICLE_DETAILS,   from_index, to_index);
01139   ChangeVehicleWindow(WC_VEHICLE_TIMETABLE, from_index, to_index);
01140 }
01141 
01142 enum VehicleListWindowWidgets {
01143   VLW_WIDGET_CAPTION,
01144   VLW_WIDGET_SORT_ORDER,
01145   VLW_WIDGET_SORT_BY_PULLDOWN,
01146   VLW_WIDGET_LIST,
01147   VLW_WIDGET_SCROLLBAR,
01148   VLW_WIDGET_HIDE_BUTTONS,
01149   VLW_WIDGET_AVAILABLE_VEHICLES,
01150   VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN,
01151   VLW_WIDGET_STOP_ALL,
01152   VLW_WIDGET_START_ALL,
01153 };
01154 
01155 static const NWidgetPart _nested_vehicle_list[] = {
01156   NWidget(NWID_HORIZONTAL),
01157     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01158     NWidget(WWT_CAPTION, COLOUR_GREY, VLW_WIDGET_CAPTION),
01159     NWidget(WWT_SHADEBOX, COLOUR_GREY),
01160     NWidget(WWT_STICKYBOX, COLOUR_GREY),
01161   EndContainer(),
01162 
01163   NWidget(NWID_HORIZONTAL),
01164     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLW_WIDGET_SORT_ORDER), SetMinimalSize(81, 12), SetFill(0, 1), SetDataTip(STR_BUTTON_SORT_BY, STR_TOOLTIP_SORT_ORDER),
01165     NWidget(WWT_DROPDOWN, COLOUR_GREY, VLW_WIDGET_SORT_BY_PULLDOWN), SetMinimalSize(167, 12), SetFill(0, 1), SetDataTip(0x0, STR_TOOLTIP_SORT_CRITERIA),
01166     NWidget(WWT_PANEL, COLOUR_GREY), SetMinimalSize(12, 12), SetFill(1, 1), SetResize(1, 0),
01167     EndContainer(),
01168   EndContainer(),
01169 
01170   NWidget(NWID_HORIZONTAL),
01171     NWidget(WWT_MATRIX, COLOUR_GREY, VLW_WIDGET_LIST), SetMinimalSize(248, 0), SetFill(1, 0), SetResize(1, 1), SetScrollbar(VLW_WIDGET_SCROLLBAR),
01172     NWidget(NWID_VSCROLLBAR, COLOUR_GREY, VLW_WIDGET_SCROLLBAR),
01173   EndContainer(),
01174 
01175   NWidget(NWID_HORIZONTAL),
01176     NWidget(NWID_SELECTION, INVALID_COLOUR, VLW_WIDGET_HIDE_BUTTONS),
01177       NWidget(NWID_HORIZONTAL),
01178         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLW_WIDGET_AVAILABLE_VEHICLES), SetMinimalSize(106, 12), SetFill(0, 1),
01179                 SetDataTip(STR_BLACK_STRING, STR_VEHICLE_LIST_AVAILABLE_ENGINES_TOOLTIP),
01180         NWidget(WWT_DROPDOWN, COLOUR_GREY, VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN), SetMinimalSize(118, 12), SetFill(0, 1),
01181                 SetDataTip(STR_VEHICLE_LIST_MANAGE_LIST, STR_VEHICLE_LIST_MANAGE_LIST_TOOLTIP),
01182         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VLW_WIDGET_STOP_ALL), SetMinimalSize(12, 12), SetFill(0, 1),
01183                 SetDataTip(SPR_FLAG_VEH_STOPPED, STR_VEHICLE_LIST_MASS_STOP_LIST_TOOLTIP),
01184         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VLW_WIDGET_START_ALL), SetMinimalSize(12, 12), SetFill(0, 1),
01185                 SetDataTip(SPR_FLAG_VEH_RUNNING, STR_VEHICLE_LIST_MASS_START_LIST_TOOLTIP),
01186         NWidget(WWT_PANEL, COLOUR_GREY), SetMinimalSize(0, 12), SetResize(1, 0), SetFill(1, 1), EndContainer(),
01187       EndContainer(),
01188       /* Widget to be shown for other companies hiding the previous 5 widgets. */
01189       NWidget(WWT_PANEL, COLOUR_GREY), SetFill(1, 1), SetResize(1, 0), EndContainer(),
01190     EndContainer(),
01191     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
01192   EndContainer(),
01193 };
01194 
01195 static void DrawSmallOrderList(const Vehicle *v, int left, int right, int y, VehicleOrderID start = 0)
01196 {
01197   const Order *order = v->GetOrder(start);
01198   if (order == NULL) return;
01199 
01200   int i = 0;
01201   VehicleOrderID oid = start;
01202 
01203   do {
01204     if (oid == v->cur_real_order_index) DrawString(left, right, y, STR_TINY_RIGHT_ARROW, TC_BLACK);
01205 
01206     if (order->IsType(OT_GOTO_STATION)) {
01207       SetDParam(0, order->GetDestination());
01208       DrawString(left + 6, right - 6, y, STR_TINY_BLACK_STATION);
01209 
01210       y += FONT_HEIGHT_SMALL;
01211       if (++i == 4) break;
01212     }
01213 
01214     oid++;
01215     order = order->next;
01216     if (order == NULL) {
01217       order = v->orders.list->GetFirstOrder();
01218       oid = 0;
01219     }
01220   } while (oid != start);
01221 }
01222 
01232 void DrawVehicleImage(const Vehicle *v, int left, int right, int y, VehicleID selection, int skip)
01233 {
01234   switch (v->type) {
01235     case VEH_TRAIN:    DrawTrainImage(Train::From(v), left, right, y, selection, skip); break;
01236     case VEH_ROAD:     DrawRoadVehImage(v, left, right, y, selection, skip);  break;
01237     case VEH_SHIP:     DrawShipImage(v, left, right, y, selection);     break;
01238     case VEH_AIRCRAFT: DrawAircraftImage(v, left, right, y, selection); break;
01239     default: NOT_REACHED();
01240   }
01241 }
01242 
01249 uint GetVehicleListHeight(VehicleType type, uint divisor)
01250 {
01251   /* Name + vehicle + profit */
01252   uint base = GetVehicleHeight(type) + 2 * FONT_HEIGHT_SMALL;
01253   /* Drawing of the 4 small orders + profit*/
01254   if (type >= VEH_SHIP) base = max(base, 5U * FONT_HEIGHT_SMALL);
01255 
01256   if (divisor == 1) return base;
01257 
01258   /* Make sure the height is dividable by divisor */
01259   uint rem = base % divisor;
01260   return base + (rem == 0 ? 0 : divisor - rem);
01261 }
01262 
01269 void BaseVehicleListWindow::DrawVehicleListItems(VehicleID selected_vehicle, int line_height, const Rect &r) const
01270 {
01271   int left = r.left + WD_MATRIX_LEFT;
01272   int right = r.right - WD_MATRIX_RIGHT;
01273   int width = right - left;
01274   bool rtl = _current_text_dir == TD_RTL;
01275 
01276   int text_offset = GetDigitWidth() * this->unitnumber_digits + WD_FRAMERECT_RIGHT;
01277   int text_left  = left  + (rtl ?           0 : text_offset);
01278   int text_right = right - (rtl ? text_offset :           0);
01279 
01280   bool show_orderlist = this->vli.vtype >= VEH_SHIP;
01281   int orderlist_left  = left  + (rtl ? 0 : max(100 + text_offset, width / 2));
01282   int orderlist_right = right - (rtl ? max(100 + text_offset, width / 2) : 0);
01283 
01284   int image_left  = (rtl && show_orderlist) ? orderlist_right : text_left;
01285   int image_right = (!rtl && show_orderlist) ? orderlist_left : text_right;
01286 
01287   int vehicle_button_x = rtl ? right - GetSpriteSize(SPR_PROFIT_LOT).width : left;
01288 
01289   int y = r.top;
01290   uint max = min(this->vscroll->GetPosition() + this->vscroll->GetCapacity(), this->vehicles.Length());
01291   for (uint i = this->vscroll->GetPosition(); i < max; ++i) {
01292     const Vehicle *v = this->vehicles[i];
01293     StringID str;
01294 
01295     SetDParam(0, v->GetDisplayProfitThisYear());
01296     SetDParam(1, v->GetDisplayProfitLastYear());
01297 
01298     DrawVehicleImage(v, image_left, image_right, y + FONT_HEIGHT_SMALL - 1, selected_vehicle, 0);
01299     DrawString(text_left, text_right, y + line_height - FONT_HEIGHT_SMALL - WD_FRAMERECT_BOTTOM - 1, STR_VEHICLE_LIST_PROFIT_THIS_YEAR_LAST_YEAR);
01300 
01301     if (v->name != NULL) {
01302       /* The vehicle got a name so we will print it */
01303       SetDParam(0, v->index);
01304       DrawString(text_left, text_right, y, STR_TINY_BLACK_VEHICLE);
01305     } else if (v->group_id != DEFAULT_GROUP) {
01306       /* The vehicle has no name, but is member of a group, so print group name */
01307       SetDParam(0, v->group_id);
01308       DrawString(text_left, text_right, y, STR_TINY_GROUP, TC_BLACK);
01309     }
01310 
01311     if (show_orderlist) DrawSmallOrderList(v, orderlist_left, orderlist_right, y, v->cur_real_order_index);
01312 
01313     if (v->IsInDepot()) {
01314       str = STR_BLUE_COMMA;
01315     } else {
01316       str = (v->age > v->max_age - DAYS_IN_LEAP_YEAR) ? STR_RED_COMMA : STR_BLACK_COMMA;
01317     }
01318 
01319     SetDParam(0, v->unitnumber);
01320     DrawString(left, right, y + 2, str);
01321 
01322     DrawVehicleProfitButton(v, vehicle_button_x, y + FONT_HEIGHT_NORMAL + 3);
01323 
01324     y += line_height;
01325   }
01326 }
01327 
01337 struct VehicleListWindow : public BaseVehicleListWindow {
01338 private:
01340   enum ButtonPlanes {
01341     BP_SHOW_BUTTONS, 
01342     BP_HIDE_BUTTONS, 
01343   };
01344 
01345 public:
01346   VehicleListWindow(const WindowDesc *desc, WindowNumber window_number) : BaseVehicleListWindow(window_number)
01347   {
01348     /* Set up sorting. Make the window-specific _sorting variable
01349      * point to the correct global _sorting struct so we are freed
01350      * from having conditionals during window operation */
01351     switch (this->vli.vtype) {
01352       case VEH_TRAIN:    this->sorting = &_sorting.train; break;
01353       case VEH_ROAD:     this->sorting = &_sorting.roadveh; break;
01354       case VEH_SHIP:     this->sorting = &_sorting.ship; break;
01355       case VEH_AIRCRAFT: this->sorting = &_sorting.aircraft; break;
01356       default: NOT_REACHED();
01357     }
01358 
01359     this->CreateNestedTree(desc);
01360 
01361     this->vscroll = this->GetScrollbar(VLW_WIDGET_SCROLLBAR);
01362 
01363     this->vehicles.SetListing(*this->sorting);
01364     this->vehicles.ForceRebuild();
01365     this->vehicles.NeedResort();
01366     this->BuildVehicleList();
01367     this->SortVehicleList();
01368 
01369     /* Set up the window widgets */
01370     this->GetWidget<NWidgetCore>(VLW_WIDGET_LIST)->tool_tip = STR_VEHICLE_LIST_TRAIN_LIST_TOOLTIP + this->vli.vtype;
01371 
01372     if (this->vli.type == VL_SHARED_ORDERS) {
01373       this->GetWidget<NWidgetCore>(VLW_WIDGET_CAPTION)->widget_data = STR_VEHICLE_LIST_SHARED_ORDERS_LIST_CAPTION;
01374     } else {
01375       this->GetWidget<NWidgetCore>(VLW_WIDGET_CAPTION)->widget_data = STR_VEHICLE_LIST_TRAIN_CAPTION + this->vli.vtype;
01376     }
01377 
01378     this->FinishInitNested(desc, window_number);
01379     this->owner = this->vli.company;
01380 
01381     if (this->vli.vtype == VEH_TRAIN) ResizeWindow(this, 65, 0);
01382   }
01383 
01384   ~VehicleListWindow()
01385   {
01386     *this->sorting = this->vehicles.GetListing();
01387   }
01388 
01389   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01390   {
01391     switch (widget) {
01392       case VLW_WIDGET_LIST:
01393         resize->height = GetVehicleListHeight(this->vli.vtype, 1);
01394 
01395         switch (this->vli.vtype) {
01396           case VEH_TRAIN:
01397           case VEH_ROAD:
01398             size->height = 6 * resize->height;
01399             break;
01400           case VEH_SHIP:
01401           case VEH_AIRCRAFT:
01402             size->height = 4 * resize->height;
01403             break;
01404           default: NOT_REACHED();
01405         }
01406         break;
01407 
01408       case VLW_WIDGET_SORT_ORDER: {
01409         Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
01410         d.width += padding.width + WD_SORTBUTTON_ARROW_WIDTH * 2; // Doubled since the string is centred and it also looks better.
01411         d.height += padding.height;
01412         *size = maxdim(*size, d);
01413         break;
01414       }
01415 
01416       case VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN: {
01417         Dimension d = this->GetActionDropdownSize(this->vli.type == VL_STANDARD, false);
01418         d.height += padding.height;
01419         d.width  += padding.width;
01420         *size = maxdim(*size, d);
01421         break;
01422       }
01423     }
01424   }
01425 
01426   virtual void SetStringParameters(int widget) const
01427   {
01428     switch (widget) {
01429       case VLW_WIDGET_AVAILABLE_VEHICLES:
01430         SetDParam(0, STR_VEHICLE_LIST_AVAILABLE_TRAINS + this->vli.vtype);
01431         break;
01432 
01433       case VLW_WIDGET_CAPTION: {
01434         switch (this->vli.type) {
01435           case VL_SHARED_ORDERS: // Shared Orders
01436             if (this->vehicles.Length() == 0) {
01437               /* We can't open this window without vehicles using this order
01438                * and we should close the window when deleting the order. */
01439               NOT_REACHED();
01440             }
01441             SetDParam(0, this->vscroll->GetCount());
01442             break;
01443 
01444           case VL_STANDARD: // Company Name
01445             SetDParam(0, STR_COMPANY_NAME);
01446             SetDParam(1, this->vli.index);
01447             SetDParam(3, this->vscroll->GetCount());
01448             break;
01449 
01450           case VL_STATION_LIST: // Station/Waypoint Name
01451             SetDParam(0, Station::IsExpected(BaseStation::Get(this->vli.index)) ? STR_STATION_NAME : STR_WAYPOINT_NAME);
01452             SetDParam(1, this->vli.index);
01453             SetDParam(3, this->vscroll->GetCount());
01454             break;
01455 
01456           case VL_DEPOT_LIST:
01457             SetDParam(0, STR_DEPOT_CAPTION);
01458             SetDParam(1, this->vli.vtype);
01459             SetDParam(2, this->vli.index);
01460             SetDParam(3, this->vscroll->GetCount());
01461             break;
01462           default: NOT_REACHED();
01463         }
01464         break;
01465       }
01466     }
01467   }
01468 
01469   virtual void DrawWidget(const Rect &r, int widget) const
01470   {
01471     switch (widget) {
01472       case VLW_WIDGET_SORT_ORDER:
01473         /* draw arrow pointing up/down for ascending/descending sorting */
01474         this->DrawSortButtonState(widget, this->vehicles.IsDescSortOrder() ? SBS_DOWN : SBS_UP);
01475         break;
01476 
01477       case VLW_WIDGET_LIST:
01478         this->DrawVehicleListItems(INVALID_VEHICLE, this->resize.step_height, r);
01479         break;
01480     }
01481   }
01482 
01483   virtual void OnPaint()
01484   {
01485     this->BuildVehicleList();
01486     this->SortVehicleList();
01487 
01488     if (this->vehicles.Length() == 0 && this->IsWidgetLowered(VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN)) {
01489       HideDropDownMenu(this);
01490     }
01491 
01492     /* Hide the widgets that we will not use in this window
01493      * Some windows contains actions only fit for the owner */
01494     int plane_to_show = (this->owner == _local_company) ? BP_SHOW_BUTTONS : BP_HIDE_BUTTONS;
01495     NWidgetStacked *nwi = this->GetWidget<NWidgetStacked>(VLW_WIDGET_HIDE_BUTTONS);
01496     if (plane_to_show != nwi->shown_plane) {
01497       nwi->SetDisplayedPlane(plane_to_show);
01498       nwi->SetDirty(this);
01499     }
01500     if (this->owner == _local_company) {
01501       this->SetWidgetDisabledState(VLW_WIDGET_AVAILABLE_VEHICLES, this->vli.type != VL_STANDARD);
01502       this->SetWidgetsDisabledState(this->vehicles.Length() == 0,
01503         VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN,
01504         VLW_WIDGET_STOP_ALL,
01505         VLW_WIDGET_START_ALL,
01506         WIDGET_LIST_END);
01507     }
01508 
01509     /* Set text of sort by dropdown widget. */
01510     this->GetWidget<NWidgetCore>(VLW_WIDGET_SORT_BY_PULLDOWN)->widget_data = this->vehicle_sorter_names[this->vehicles.SortType()];
01511 
01512     this->DrawWidgets();
01513   }
01514 
01515   virtual void OnClick(Point pt, int widget, int click_count)
01516   {
01517     switch (widget) {
01518       case VLW_WIDGET_SORT_ORDER: // Flip sorting method ascending/descending
01519         this->vehicles.ToggleSortOrder();
01520         this->SetDirty();
01521         break;
01522 
01523       case VLW_WIDGET_SORT_BY_PULLDOWN:// Select sorting criteria dropdown menu
01524         ShowDropDownMenu(this, this->vehicle_sorter_names, this->vehicles.SortType(), VLW_WIDGET_SORT_BY_PULLDOWN, 0,
01525             (this->vli.vtype == VEH_TRAIN || this->vli.vtype == VEH_ROAD) ? 0 : (1 << 10));
01526         return;
01527 
01528       case VLW_WIDGET_LIST: { // Matrix to show vehicles
01529         uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, VLW_WIDGET_LIST);
01530         if (id_v >= this->vehicles.Length()) return; // click out of list bound
01531 
01532         const Vehicle *v = this->vehicles[id_v];
01533         if (!VehicleClicked(v)) ShowVehicleViewWindow(v);
01534         break;
01535       }
01536 
01537       case VLW_WIDGET_AVAILABLE_VEHICLES:
01538         ShowBuildVehicleWindow(INVALID_TILE, this->vli.vtype);
01539         break;
01540 
01541       case VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN: {
01542         DropDownList *list = this->BuildActionDropdownList(VehicleListIdentifier(this->window_number).type == VL_STANDARD, false);
01543         ShowDropDownList(this, list, 0, VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN);
01544         break;
01545       }
01546 
01547       case VLW_WIDGET_STOP_ALL:
01548       case VLW_WIDGET_START_ALL:
01549         DoCommandP(0, (1 << 1) | (widget == VLW_WIDGET_START_ALL ? (1 << 0) : 0), this->window_number, CMD_MASS_START_STOP);
01550         break;
01551     }
01552   }
01553 
01554   virtual void OnDropdownSelect(int widget, int index)
01555   {
01556     switch (widget) {
01557       case VLW_WIDGET_SORT_BY_PULLDOWN:
01558         this->vehicles.SetSortType(index);
01559         break;
01560       case VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN:
01561         assert(this->vehicles.Length() != 0);
01562 
01563         switch (index) {
01564           case ADI_REPLACE: // Replace window
01565             ShowReplaceGroupVehicleWindow(DEFAULT_GROUP, this->vli.vtype);
01566             break;
01567           case ADI_SERVICE: // Send for servicing
01568           case ADI_DEPOT: // Send to Depots
01569             DoCommandP(0, DEPOT_MASS_SEND | (index == ADI_SERVICE ? DEPOT_SERVICE : (DepotCommand)0), this->window_number, GetCmdSendToDepot(this->vli.vtype));
01570             break;
01571 
01572           default: NOT_REACHED();
01573         }
01574         break;
01575       default: NOT_REACHED();
01576     }
01577     this->SetDirty();
01578   }
01579 
01580   virtual void OnTick()
01581   {
01582     if (_pause_mode != PM_UNPAUSED) return;
01583     if (this->vehicles.NeedResort()) {
01584       StationID station = (this->vli.type == VL_STATION_LIST) ? this->vli.index : INVALID_STATION;
01585 
01586       DEBUG(misc, 3, "Periodic resort %d list company %d at station %d", this->vli.vtype, this->owner, station);
01587       this->SetDirty();
01588     }
01589   }
01590 
01591   virtual void OnResize()
01592   {
01593     this->vscroll->SetCapacityFromWidget(this, VLW_WIDGET_LIST);
01594     this->GetWidget<NWidgetCore>(VLW_WIDGET_LIST)->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
01595   }
01596 
01597   virtual void OnInvalidateData(int data)
01598   {
01599     if (HasBit(data, 31) && this->vli.type == VL_SHARED_ORDERS) {
01600       this->vli.index = GB(data, 0, 20);
01601       this->window_number = this->vli.Pack();
01602       this->vehicles.ForceRebuild();
01603       return;
01604     }
01605 
01606     if (data == 0) {
01607       this->vehicles.ForceRebuild();
01608     } else {
01609       this->vehicles.ForceResort();
01610     }
01611   }
01612 };
01613 
01614 static WindowDesc _vehicle_list_desc(
01615   WDP_AUTO, 260, 246,
01616   WC_INVALID, WC_NONE,
01617   WDF_UNCLICK_BUTTONS,
01618   _nested_vehicle_list, lengthof(_nested_vehicle_list)
01619 );
01620 
01621 static void ShowVehicleListWindowLocal(CompanyID company, VehicleListType vlt, VehicleType vehicle_type, uint16 unique_number)
01622 {
01623   if (!Company::IsValidID(company)) {
01624     company = _local_company;
01625     /* This can happen when opening the vehicle list as a spectator.
01626      * While it would be cleaner to check this somewhere else, having
01627      * it here reduces code duplication */
01628     if (!Company::IsValidID(company)) return;
01629     _vehicle_list_desc.flags |= WDF_CONSTRUCTION;
01630   } else {
01631     _vehicle_list_desc.flags &= ~WDF_CONSTRUCTION;
01632   }
01633 
01634   _vehicle_list_desc.cls = GetWindowClassForVehicleType(vehicle_type);
01635   AllocateWindowDescFront<VehicleListWindow>(&_vehicle_list_desc, VehicleListIdentifier(vlt, vehicle_type, company, unique_number).Pack());
01636 }
01637 
01638 void ShowVehicleListWindow(CompanyID company, VehicleType vehicle_type)
01639 {
01640   /* If _settings_client.gui.advanced_vehicle_list > 1, display the Advanced list
01641    * if _settings_client.gui.advanced_vehicle_list == 1, display Advanced list only for local company
01642    * if _ctrl_pressed, do the opposite action (Advanced list x Normal list)
01643    */
01644 
01645   if ((_settings_client.gui.advanced_vehicle_list > (uint)(company != _local_company)) != _ctrl_pressed) {
01646     ShowCompanyGroup(company, vehicle_type);
01647   } else {
01648     ShowVehicleListWindowLocal(company, VL_STANDARD, vehicle_type, company);
01649   }
01650 }
01651 
01652 void ShowVehicleListWindow(const Vehicle *v)
01653 {
01654   ShowVehicleListWindowLocal(v->owner, VL_SHARED_ORDERS, v->type, v->FirstShared()->index);
01655 }
01656 
01657 void ShowVehicleListWindow(CompanyID company, VehicleType vehicle_type, StationID station)
01658 {
01659   ShowVehicleListWindowLocal(company, VL_STATION_LIST, vehicle_type, station);
01660 }
01661 
01662 void ShowVehicleListWindow(CompanyID company, VehicleType vehicle_type, TileIndex depot_tile)
01663 {
01664   uint16 depot_airport_index;
01665 
01666   if (vehicle_type == VEH_AIRCRAFT) {
01667     depot_airport_index = GetStationIndex(depot_tile);
01668   } else {
01669     depot_airport_index = GetDepotIndex(depot_tile);
01670   }
01671   ShowVehicleListWindowLocal(company, VL_DEPOT_LIST, vehicle_type, depot_airport_index);
01672 }
01673 
01674 
01675 /* Unified vehicle GUI - Vehicle Details Window */
01676 
01678 enum VehicleDetailsWindowWidgets {
01679   VLD_WIDGET_CAPTION,
01680   VLD_WIDGET_RENAME_VEHICLE,
01681   VLD_WIDGET_TOP_DETAILS,
01682   VLD_WIDGET_INCREASE_SERVICING_INTERVAL,
01683   VLD_WIDGET_DECREASE_SERVICING_INTERVAL,
01684   VLD_WIDGET_SERVICING_INTERVAL,
01685   VLD_WIDGET_MIDDLE_DETAILS,
01686   VLD_WIDGET_MATRIX,
01687   VLD_WIDGET_SCROLLBAR,
01688   VLD_WIDGET_DETAILS_CARGO_CARRIED,
01689   VLD_WIDGET_DETAILS_TRAIN_VEHICLES,
01690   VLD_WIDGET_DETAILS_CAPACITY_OF_EACH,
01691   VLD_WIDGET_DETAILS_TOTAL_CARGO,
01692 };
01693 
01694 assert_compile(VLD_WIDGET_DETAILS_CARGO_CARRIED    == VLD_WIDGET_DETAILS_CARGO_CARRIED + TDW_TAB_CARGO   );
01695 assert_compile(VLD_WIDGET_DETAILS_TRAIN_VEHICLES   == VLD_WIDGET_DETAILS_CARGO_CARRIED + TDW_TAB_INFO    );
01696 assert_compile(VLD_WIDGET_DETAILS_CAPACITY_OF_EACH == VLD_WIDGET_DETAILS_CARGO_CARRIED + TDW_TAB_CAPACITY);
01697 assert_compile(VLD_WIDGET_DETAILS_TOTAL_CARGO      == VLD_WIDGET_DETAILS_CARGO_CARRIED + TDW_TAB_TOTALS  );
01698 
01700 static const NWidgetPart _nested_nontrain_vehicle_details_widgets[] = {
01701   NWidget(NWID_HORIZONTAL),
01702     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01703     NWidget(WWT_CAPTION, COLOUR_GREY, VLD_WIDGET_CAPTION), SetDataTip(STR_VEHICLE_DETAILS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01704     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 */),
01705     NWidget(WWT_SHADEBOX, COLOUR_GREY),
01706     NWidget(WWT_STICKYBOX, COLOUR_GREY),
01707   EndContainer(),
01708   NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_TOP_DETAILS), SetMinimalSize(405, 42), SetResize(1, 0), EndContainer(),
01709   NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_MIDDLE_DETAILS), SetMinimalSize(405, 45), SetResize(1, 0), EndContainer(),
01710   NWidget(NWID_HORIZONTAL),
01711     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, VLD_WIDGET_DECREASE_SERVICING_INTERVAL), SetFill(0, 1),
01712         SetDataTip(AWV_DECREASE, STR_VEHICLE_DETAILS_DECREASE_SERVICING_INTERVAL_TOOLTIP),
01713     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, VLD_WIDGET_INCREASE_SERVICING_INTERVAL), SetFill(0, 1),
01714         SetDataTip(AWV_INCREASE, STR_VEHICLE_DETAILS_INCREASE_SERVICING_INTERVAL_TOOLTIP),
01715     NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_SERVICING_INTERVAL), SetFill(1, 1), SetResize(1, 0), EndContainer(),
01716     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
01717   EndContainer(),
01718 };
01719 
01721 static const NWidgetPart _nested_train_vehicle_details_widgets[] = {
01722   NWidget(NWID_HORIZONTAL),
01723     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01724     NWidget(WWT_CAPTION, COLOUR_GREY, VLD_WIDGET_CAPTION), SetDataTip(STR_VEHICLE_DETAILS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01725     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 */),
01726     NWidget(WWT_SHADEBOX, COLOUR_GREY),
01727     NWidget(WWT_STICKYBOX, COLOUR_GREY),
01728   EndContainer(),
01729   NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_TOP_DETAILS), SetResize(1, 0), SetMinimalSize(405, 42), EndContainer(),
01730   NWidget(NWID_HORIZONTAL),
01731     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),
01732     NWidget(NWID_VSCROLLBAR, COLOUR_GREY, VLD_WIDGET_SCROLLBAR),
01733   EndContainer(),
01734   NWidget(NWID_HORIZONTAL),
01735     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, VLD_WIDGET_DECREASE_SERVICING_INTERVAL), SetFill(0, 1),
01736         SetDataTip(AWV_DECREASE, STR_VEHICLE_DETAILS_DECREASE_SERVICING_INTERVAL_TOOLTIP),
01737     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, VLD_WIDGET_INCREASE_SERVICING_INTERVAL), SetFill(0, 1),
01738         SetDataTip(AWV_INCREASE, STR_VEHICLE_DETAILS_DECREASE_SERVICING_INTERVAL_TOOLTIP),
01739     NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_SERVICING_INTERVAL), SetFill(1, 1), SetResize(1, 0), EndContainer(),
01740   EndContainer(),
01741   NWidget(NWID_HORIZONTAL),
01742     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_DETAILS_CARGO_CARRIED), SetMinimalSize(96, 12),
01743         SetDataTip(STR_VEHICLE_DETAIL_TAB_CARGO, STR_VEHICLE_DETAILS_TRAIN_CARGO_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01744     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_DETAILS_TRAIN_VEHICLES), SetMinimalSize(99, 12),
01745         SetDataTip(STR_VEHICLE_DETAIL_TAB_INFORMATION, STR_VEHICLE_DETAILS_TRAIN_INFORMATION_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01746     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_DETAILS_CAPACITY_OF_EACH), SetMinimalSize(99, 12),
01747         SetDataTip(STR_VEHICLE_DETAIL_TAB_CAPACITIES, STR_VEHICLE_DETAILS_TRAIN_CAPACITIES_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01748     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_DETAILS_TOTAL_CARGO), SetMinimalSize(99, 12),
01749         SetDataTip(STR_VEHICLE_DETAIL_TAB_TOTAL_CARGO, STR_VEHICLE_DETAILS_TRAIN_TOTAL_CARGO_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01750     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
01751   EndContainer(),
01752 };
01753 
01754 
01755 extern int GetTrainDetailsWndVScroll(VehicleID veh_id, TrainDetailsWindowTabs det_tab);
01756 extern void DrawTrainDetails(const Train *v, int left, int right, int y, int vscroll_pos, uint16 vscroll_cap, TrainDetailsWindowTabs det_tab);
01757 extern void DrawRoadVehDetails(const Vehicle *v, int left, int right, int y);
01758 extern void DrawShipDetails(const Vehicle *v, int left, int right, int y);
01759 extern void DrawAircraftDetails(const Aircraft *v, int left, int right, int y);
01760 
01762 struct VehicleDetailsWindow : Window {
01763   TrainDetailsWindowTabs tab; 
01764   Scrollbar *vscroll;
01765 
01767   VehicleDetailsWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
01768   {
01769     const Vehicle *v = Vehicle::Get(window_number);
01770 
01771     this->CreateNestedTree(desc);
01772     this->vscroll = (v->type == VEH_TRAIN ? this->GetScrollbar(VLD_WIDGET_SCROLLBAR) : NULL);
01773     this->FinishInitNested(desc, window_number);
01774 
01775     this->GetWidget<NWidgetCore>(VLD_WIDGET_RENAME_VEHICLE)->tool_tip = STR_VEHICLE_DETAILS_TRAIN_RENAME + v->type;
01776 
01777     this->owner = v->owner;
01778     this->tab = TDW_TAB_CARGO;
01779   }
01780 
01781   virtual void OnInvalidateData(int data)
01782   {
01783     const Vehicle *v = Vehicle::Get(this->window_number);
01784     if (v->type == VEH_ROAD) {
01785       const NWidgetBase *nwid_info = this->GetWidget<NWidgetBase>(VLD_WIDGET_MIDDLE_DETAILS);
01786       uint aimed_height = this->GetRoadVehDetailsHeight(v);
01787       /* If the number of articulated parts changes, the size of the window must change too. */
01788       if (aimed_height != nwid_info->current_y) {
01789         this->ReInit();
01790       }
01791     }
01792   }
01793 
01799   uint GetRoadVehDetailsHeight(const Vehicle *v)
01800   {
01801     uint desired_height;
01802     if (v->HasArticulatedPart()) {
01803       /* An articulated RV has its text drawn under the sprite instead of after it, hence 15 pixels extra. */
01804       desired_height = WD_FRAMERECT_TOP + 15 + 3 * FONT_HEIGHT_NORMAL + 2 + WD_FRAMERECT_BOTTOM;
01805       /* Add space for the cargo amount for each part. */
01806       for (const Vehicle *u = v; u != NULL; u = u->Next()) {
01807         if (u->cargo_cap != 0) desired_height += FONT_HEIGHT_NORMAL + 1;
01808       }
01809     } else {
01810       desired_height = WD_FRAMERECT_TOP + 4 * FONT_HEIGHT_NORMAL + 3 + WD_FRAMERECT_BOTTOM;
01811     }
01812     return desired_height;
01813   }
01814 
01815   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01816   {
01817     switch (widget) {
01818       case VLD_WIDGET_TOP_DETAILS: {
01819         Dimension dim = { 0, 0 };
01820         size->height = WD_FRAMERECT_TOP + 4 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM;
01821 
01822         for (uint i = 0; i < 4; i++) SetDParam(i, INT16_MAX);
01823         static const StringID info_strings[] = {
01824           STR_VEHICLE_INFO_MAX_SPEED,
01825           STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED,
01826           STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED_MAX_TE,
01827           STR_VEHICLE_INFO_PROFIT_THIS_YEAR_LAST_YEAR,
01828           STR_VEHICLE_INFO_RELIABILITY_BREAKDOWNS
01829         };
01830         for (uint i = 0; i < lengthof(info_strings); i++) {
01831           dim = maxdim(dim, GetStringBoundingBox(info_strings[i]));
01832         }
01833         SetDParam(0, STR_VEHICLE_INFO_AGE);
01834         dim = maxdim(dim, GetStringBoundingBox(STR_VEHICLE_INFO_AGE_RUNNING_COST_YR));
01835         size->width = dim.width + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
01836         break;
01837       }
01838 
01839       case VLD_WIDGET_MIDDLE_DETAILS: {
01840         const Vehicle *v = Vehicle::Get(this->window_number);
01841         switch (v->type) {
01842           case VEH_ROAD:
01843             size->height = this->GetRoadVehDetailsHeight(v);
01844             break;
01845 
01846           case VEH_SHIP:
01847             size->height = WD_FRAMERECT_TOP + 4 * FONT_HEIGHT_NORMAL + 3 + WD_FRAMERECT_BOTTOM;
01848             break;
01849 
01850           case VEH_AIRCRAFT:
01851             size->height = WD_FRAMERECT_TOP + 5 * FONT_HEIGHT_NORMAL + 4 + WD_FRAMERECT_BOTTOM;
01852             break;
01853 
01854           default:
01855             NOT_REACHED(); // Train uses VLD_WIDGET_MATRIX instead.
01856         }
01857         break;
01858       }
01859 
01860       case VLD_WIDGET_MATRIX:
01861         resize->height = WD_MATRIX_TOP + FONT_HEIGHT_NORMAL + WD_MATRIX_BOTTOM;
01862         size->height = 4 * resize->height;
01863         break;
01864 
01865       case VLD_WIDGET_SERVICING_INTERVAL:
01866         SetDParam(0, 9999); // Roughly the maximum interval
01867         SetDParam(1, MAX_YEAR * DAYS_IN_YEAR); // Roughly the maximum year
01868         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;
01869         size->height = WD_FRAMERECT_TOP + FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM;
01870         break;
01871     }
01872   }
01873 
01875   static bool IsVehicleServiceIntervalEnabled(const VehicleType vehicle_type, CompanyID company_id)
01876   {
01877     const VehicleDefaultSettings *vds = &Company::Get(company_id)->settings.vehicle;
01878     switch (vehicle_type) {
01879       default: NOT_REACHED();
01880       case VEH_TRAIN:    return vds->servint_trains   != 0;
01881       case VEH_ROAD:     return vds->servint_roadveh  != 0;
01882       case VEH_SHIP:     return vds->servint_ships    != 0;
01883       case VEH_AIRCRAFT: return vds->servint_aircraft != 0;
01884     }
01885   }
01886 
01898   static void DrawVehicleDetails(const Vehicle *v, int left, int right, int y, int vscroll_pos, uint vscroll_cap, TrainDetailsWindowTabs det_tab)
01899   {
01900     switch (v->type) {
01901       case VEH_TRAIN:    DrawTrainDetails(Train::From(v), left, right, y, vscroll_pos, vscroll_cap, det_tab);  break;
01902       case VEH_ROAD:     DrawRoadVehDetails(v, left, right, y);  break;
01903       case VEH_SHIP:     DrawShipDetails(v, left, right, y);     break;
01904       case VEH_AIRCRAFT: DrawAircraftDetails(Aircraft::From(v), left, right, y); break;
01905       default: NOT_REACHED();
01906     }
01907   }
01908 
01909   virtual void SetStringParameters(int widget) const
01910   {
01911     if (widget == VLD_WIDGET_CAPTION) SetDParam(0, Vehicle::Get(this->window_number)->index);
01912   }
01913 
01914   virtual void DrawWidget(const Rect &r, int widget) const
01915   {
01916     const Vehicle *v = Vehicle::Get(this->window_number);
01917 
01918     switch (widget) {
01919       case VLD_WIDGET_TOP_DETAILS: {
01920         int y = r.top + WD_FRAMERECT_TOP;
01921 
01922         /* Draw running cost */
01923         SetDParam(1, v->age / DAYS_IN_LEAP_YEAR);
01924         SetDParam(0, (v->age + DAYS_IN_YEAR < v->max_age) ? STR_VEHICLE_INFO_AGE : STR_VEHICLE_INFO_AGE_RED);
01925         SetDParam(2, v->max_age / DAYS_IN_LEAP_YEAR);
01926         SetDParam(3, v->GetDisplayRunningCost());
01927         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_VEHICLE_INFO_AGE_RUNNING_COST_YR);
01928         y += FONT_HEIGHT_NORMAL;
01929 
01930         /* Draw max speed */
01931         StringID string;
01932         if (v->type == VEH_TRAIN ||
01933             (v->type == VEH_ROAD && _settings_game.vehicle.roadveh_acceleration_model != AM_ORIGINAL)) {
01934           const GroundVehicleCache *gcache = v->GetGroundVehicleCache();
01935           SetDParam(2, v->GetDisplayMaxSpeed());
01936           SetDParam(1, gcache->cached_power);
01937           SetDParam(0, gcache->cached_weight);
01938           SetDParam(3, gcache->cached_max_te / 1000);
01939           if (v->type == VEH_TRAIN && (_settings_game.vehicle.train_acceleration_model == AM_ORIGINAL ||
01940               GetRailTypeInfo(Train::From(v)->railtype)->acceleration_type == 2)) {
01941             string = STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED;
01942           } else {
01943             string = STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED_MAX_TE;
01944           }
01945         } else {
01946           SetDParam(0, v->GetDisplayMaxSpeed());
01947           string = STR_VEHICLE_INFO_MAX_SPEED;
01948         }
01949         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, string);
01950         y += FONT_HEIGHT_NORMAL;
01951 
01952         /* Draw profit */
01953         SetDParam(0, v->GetDisplayProfitThisYear());
01954         SetDParam(1, v->GetDisplayProfitLastYear());
01955         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_VEHICLE_INFO_PROFIT_THIS_YEAR_LAST_YEAR);
01956         y += FONT_HEIGHT_NORMAL;
01957 
01958         /* Draw breakdown & reliability */
01959         SetDParam(0, ToPercent16(v->reliability));
01960         SetDParam(1, v->breakdowns_since_last_service);
01961         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_VEHICLE_INFO_RELIABILITY_BREAKDOWNS);
01962         break;
01963       }
01964 
01965       case VLD_WIDGET_MATRIX:
01966         /* For trains only. */
01967         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);
01968         break;
01969 
01970       case VLD_WIDGET_MIDDLE_DETAILS: {
01971         /* For other vehicles, at the place of the matrix. */
01972         bool rtl = _current_text_dir == TD_RTL;
01973         uint sprite_width = max<uint>(GetSprite(v->GetImage(rtl ? DIR_E : DIR_W), ST_NORMAL)->width, 70U) + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
01974 
01975         uint text_left  = r.left  + (rtl ? 0 : sprite_width);
01976         uint text_right = r.right - (rtl ? sprite_width : 0);
01977 
01978         /* Articulated road vehicles use a complete line. */
01979         if (v->type == VEH_ROAD && v->HasArticulatedPart()) {
01980           DrawVehicleImage(v, r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, INVALID_VEHICLE, 0);
01981         } else {
01982           uint sprite_left  = rtl ? text_right : r.left;
01983           uint sprite_right = rtl ? r.right : text_left;
01984 
01985           DrawVehicleImage(v, sprite_left + WD_FRAMERECT_LEFT, sprite_right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, INVALID_VEHICLE, 0);
01986         }
01987         DrawVehicleDetails(v, text_left + WD_FRAMERECT_LEFT, text_right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, 0, 0, this->tab);
01988         break;
01989       }
01990 
01991       case VLD_WIDGET_SERVICING_INTERVAL:
01992         /* Draw service interval text */
01993         SetDParam(0, v->service_interval);
01994         SetDParam(1, v->date_of_last_service);
01995         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + (r.bottom - r.top + 1 - FONT_HEIGHT_NORMAL) / 2,
01996             Company::Get(v->owner)->settings.vehicle.servint_ispercent ? STR_VEHICLE_DETAILS_SERVICING_INTERVAL_PERCENT : STR_VEHICLE_DETAILS_SERVICING_INTERVAL_DAYS);
01997         break;
01998     }
01999   }
02000 
02002   virtual void OnPaint()
02003   {
02004     const Vehicle *v = Vehicle::Get(this->window_number);
02005 
02006     this->SetWidgetDisabledState(VLD_WIDGET_RENAME_VEHICLE, v->owner != _local_company);
02007 
02008     if (v->type == VEH_TRAIN) {
02009       this->DisableWidget(this->tab + VLD_WIDGET_DETAILS_CARGO_CARRIED);
02010       this->vscroll->SetCount(GetTrainDetailsWndVScroll(v->index, this->tab));
02011     }
02012 
02013     /* Disable service-scroller when interval is set to disabled */
02014     this->SetWidgetsDisabledState(!IsVehicleServiceIntervalEnabled(v->type, v->owner),
02015       VLD_WIDGET_INCREASE_SERVICING_INTERVAL,
02016       VLD_WIDGET_DECREASE_SERVICING_INTERVAL,
02017       WIDGET_LIST_END);
02018 
02019     this->DrawWidgets();
02020   }
02021 
02022   virtual void OnClick(Point pt, int widget, int click_count)
02023   {
02024     switch (widget) {
02025       case VLD_WIDGET_RENAME_VEHICLE: { // rename
02026         const Vehicle *v = Vehicle::Get(this->window_number);
02027         SetDParam(0, v->index);
02028         ShowQueryString(STR_VEHICLE_NAME, STR_QUERY_RENAME_TRAIN_CAPTION + v->type,
02029             MAX_LENGTH_VEHICLE_NAME_CHARS, MAX_LENGTH_VEHICLE_NAME_PIXELS, this, CS_ALPHANUMERAL, QSF_ENABLE_DEFAULT | QSF_LEN_IN_CHARS);
02030         break;
02031       }
02032 
02033       case VLD_WIDGET_INCREASE_SERVICING_INTERVAL:   // increase int
02034       case VLD_WIDGET_DECREASE_SERVICING_INTERVAL: { // decrease int
02035         int mod = _ctrl_pressed ? 5 : 10;
02036         const Vehicle *v = Vehicle::Get(this->window_number);
02037 
02038         mod = (widget == VLD_WIDGET_DECREASE_SERVICING_INTERVAL) ? -mod : mod;
02039         mod = GetServiceIntervalClamped(mod + v->service_interval, v->owner);
02040         if (mod == v->service_interval) return;
02041 
02042         DoCommandP(v->tile, v->index, mod, CMD_CHANGE_SERVICE_INT | CMD_MSG(STR_ERROR_CAN_T_CHANGE_SERVICING));
02043         break;
02044       }
02045 
02046       case VLD_WIDGET_DETAILS_CARGO_CARRIED:
02047       case VLD_WIDGET_DETAILS_TRAIN_VEHICLES:
02048       case VLD_WIDGET_DETAILS_CAPACITY_OF_EACH:
02049       case VLD_WIDGET_DETAILS_TOTAL_CARGO:
02050         this->SetWidgetsDisabledState(false,
02051           VLD_WIDGET_DETAILS_CARGO_CARRIED,
02052           VLD_WIDGET_DETAILS_TRAIN_VEHICLES,
02053           VLD_WIDGET_DETAILS_CAPACITY_OF_EACH,
02054           VLD_WIDGET_DETAILS_TOTAL_CARGO,
02055           widget,
02056           WIDGET_LIST_END);
02057 
02058         this->tab = (TrainDetailsWindowTabs)(widget - VLD_WIDGET_DETAILS_CARGO_CARRIED);
02059         this->SetDirty();
02060         break;
02061     }
02062   }
02063 
02064   virtual void OnQueryTextFinished(char *str)
02065   {
02066     if (str == NULL) return;
02067 
02068     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);
02069   }
02070 
02071   virtual void OnResize()
02072   {
02073     NWidgetCore *nwi = this->GetWidget<NWidgetCore>(VLD_WIDGET_MATRIX);
02074     if (nwi != NULL) {
02075       this->vscroll->SetCapacityFromWidget(this, VLD_WIDGET_MATRIX);
02076       nwi->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
02077     }
02078   }
02079 };
02080 
02082 static const WindowDesc _train_vehicle_details_desc(
02083   WDP_AUTO, 405, 178,
02084   WC_VEHICLE_DETAILS, WC_VEHICLE_VIEW,
02085   WDF_UNCLICK_BUTTONS,
02086   _nested_train_vehicle_details_widgets, lengthof(_nested_train_vehicle_details_widgets)
02087 );
02088 
02090 static const WindowDesc _nontrain_vehicle_details_desc(
02091   WDP_AUTO, 405, 113,
02092   WC_VEHICLE_DETAILS, WC_VEHICLE_VIEW,
02093   WDF_UNCLICK_BUTTONS,
02094   _nested_nontrain_vehicle_details_widgets, lengthof(_nested_nontrain_vehicle_details_widgets)
02095 );
02096 
02098 static void ShowVehicleDetailsWindow(const Vehicle *v)
02099 {
02100   DeleteWindowById(WC_VEHICLE_ORDERS, v->index, false);
02101   DeleteWindowById(WC_VEHICLE_TIMETABLE, v->index, false);
02102   AllocateWindowDescFront<VehicleDetailsWindow>((v->type == VEH_TRAIN) ? &_train_vehicle_details_desc : &_nontrain_vehicle_details_desc, v->index);
02103 }
02104 
02105 
02106 /* Unified vehicle GUI - Vehicle View Window */
02107 
02109 static const NWidgetPart _nested_vehicle_view_widgets[] = {
02110   NWidget(NWID_HORIZONTAL),
02111     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
02112     NWidget(WWT_CAPTION, COLOUR_GREY, VVW_WIDGET_CAPTION), SetDataTip(STR_VEHICLE_VIEW_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
02113     NWidget(WWT_DEBUGBOX, COLOUR_GREY),
02114     NWidget(WWT_SHADEBOX, COLOUR_GREY),
02115     NWidget(WWT_STICKYBOX, COLOUR_GREY),
02116   EndContainer(),
02117   NWidget(NWID_HORIZONTAL),
02118     NWidget(WWT_PANEL, COLOUR_GREY),
02119       NWidget(WWT_INSET, COLOUR_GREY), SetPadding(2, 2, 2, 2),
02120         NWidget(NWID_VIEWPORT, INVALID_COLOUR, VVW_WIDGET_VIEWPORT), SetMinimalSize(226, 84), SetResize(1, 1), SetPadding(1, 1, 1, 1),
02121       EndContainer(),
02122     EndContainer(),
02123     NWidget(NWID_VERTICAL),
02124       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_CENTER_MAIN_VIEH), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(SPR_CENTRE_VIEW_VEHICLE, 0x0 /* filled later */),
02125       NWidget(NWID_SELECTION, INVALID_COLOUR, VVW_WIDGET_SELECT_DEPOT_CLONE),
02126         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_GOTO_DEPOT), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(0x0 /* filled later */, 0x0 /* filled later */),
02127         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_CLONE_VEH), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(0x0 /* filled later */, 0x0 /* filled later */),
02128       EndContainer(),
02129       /* For trains only, 'ignore signal' button. */
02130       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_FORCE_PROCEED), SetMinimalSize(18, 18), SetFill(1, 1),
02131                       SetDataTip(SPR_IGNORE_SIGNALS, STR_VEHICLE_VIEW_TRAIN_IGNORE_SIGNAL_TOOLTIP),
02132       NWidget(NWID_SELECTION, INVALID_COLOUR, VVW_WIDGET_SELECT_REFIT_TURN),
02133         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_REFIT_VEH), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(SPR_REFIT_VEHICLE, 0x0 /* filled later */),
02134         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_TURN_AROUND), SetMinimalSize(18, 18), SetFill(1, 1),
02135                         SetDataTip(SPR_FORCE_VEHICLE_TURN, STR_VEHICLE_VIEW_ROAD_VEHICLE_REVERSE_TOOLTIP),
02136       EndContainer(),
02137       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_SHOW_ORDERS), SetFill(1, 1), SetMinimalSize(18, 18), SetDataTip(SPR_SHOW_ORDERS, 0x0 /* filled later */),
02138       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_SHOW_DETAILS), SetFill(1, 1), SetMinimalSize(18, 18), SetDataTip(SPR_SHOW_VEHICLE_DETAILS, 0x0 /* filled later */),
02139       NWidget(WWT_PANEL, COLOUR_GREY), SetFill(1, 1), SetMinimalSize(18, 0), SetResize(0, 1), EndContainer(),
02140     EndContainer(),
02141   EndContainer(),
02142   NWidget(NWID_HORIZONTAL),
02143     NWidget(WWT_PUSHBTN, COLOUR_GREY, VVW_WIDGET_START_STOP_VEH), SetMinimalTextLines(1, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM), SetResize(1, 0), SetFill(1, 0),
02144     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
02145   EndContainer(),
02146 };
02147 
02149 static const WindowDesc _vehicle_view_desc(
02150   WDP_AUTO, 250, 116,
02151   WC_VEHICLE_VIEW, WC_NONE,
02152   WDF_UNCLICK_BUTTONS,
02153   _nested_vehicle_view_widgets, lengthof(_nested_vehicle_view_widgets)
02154 );
02155 
02160 static const WindowDesc _train_view_desc(
02161   WDP_AUTO, 250, 134,
02162   WC_VEHICLE_VIEW, WC_NONE,
02163   WDF_UNCLICK_BUTTONS,
02164   _nested_vehicle_view_widgets, lengthof(_nested_vehicle_view_widgets)
02165 );
02166 
02167 
02168 /* Just to make sure, nobody has changed the vehicle type constants, as we are
02169    using them for array indexing in a number of places here. */
02170 assert_compile(VEH_TRAIN == 0);
02171 assert_compile(VEH_ROAD == 1);
02172 assert_compile(VEH_SHIP == 2);
02173 assert_compile(VEH_AIRCRAFT == 3);
02174 
02176 static const ZoomLevel _vehicle_view_zoom_levels[] = {
02177   ZOOM_LVL_TRAIN,
02178   ZOOM_LVL_ROADVEH,
02179   ZOOM_LVL_SHIP,
02180   ZOOM_LVL_AIRCRAFT,
02181 };
02182 
02183 /* Constants for geometry of vehicle view viewport */
02184 static const int VV_INITIAL_VIEWPORT_WIDTH = 226;
02185 static const int VV_INITIAL_VIEWPORT_HEIGHT = 84;
02186 static const int VV_INITIAL_VIEWPORT_HEIGHT_TRAIN = 102;
02187 
02189 enum VehicleCommandTranslation {
02190   VCT_CMD_START_STOP = 0,
02191   VCT_CMD_CLONE_VEH,
02192   VCT_CMD_TURN_AROUND,
02193 };
02194 
02196 static const uint32 _vehicle_command_translation_table[][4] = {
02197   { // VCT_CMD_START_STOP
02198     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_TRAIN),
02199     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_ROAD_VEHICLE),
02200     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_SHIP),
02201     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_AIRCRAFT)
02202   },
02203   { // VCT_CMD_CLONE_VEH
02204     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_TRAIN),
02205     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_ROAD_VEHICLE),
02206     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_SHIP),
02207     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_AIRCRAFT)
02208   },
02209   { // VCT_CMD_TURN_AROUND
02210     CMD_REVERSE_TRAIN_DIRECTION | CMD_MSG(STR_ERROR_CAN_T_REVERSE_DIRECTION_TRAIN),
02211     CMD_TURN_ROADVEH            | CMD_MSG(STR_ERROR_CAN_T_MAKE_ROAD_VEHICLE_TURN),
02212     0xffffffff, // invalid for ships
02213     0xffffffff  // invalid for aircrafts
02214   },
02215 };
02216 
02224 void CcStartStopVehicle(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
02225 {
02226   if (result.Failed()) return;
02227 
02228   const Vehicle *v = Vehicle::GetIfValid(p1);
02229   if (v == NULL || !v->IsPrimaryVehicle() || v->owner != _local_company) return;
02230 
02231   StringID msg = (v->vehstatus & VS_STOPPED) ? STR_VEHICLE_COMMAND_STOPPED : STR_VEHICLE_COMMAND_STARTED;
02232   Point pt = RemapCoords(v->x_pos, v->y_pos, v->z_pos);
02233   AddTextEffect(msg, pt.x, pt.y, DAY_TICKS, TE_RISING);
02234 }
02235 
02241 void StartStopVehicle(const Vehicle *v, bool texteffect)
02242 {
02243   assert(v->IsPrimaryVehicle());
02244   DoCommandP(v->tile, v->index, 0, _vehicle_command_translation_table[VCT_CMD_START_STOP][v->type], texteffect ? CcStartStopVehicle : NULL);
02245 }
02246 
02248 static bool IsVehicleRefitable(const Vehicle *v)
02249 {
02250   if (!v->IsStoppedInDepot()) return false;
02251 
02252   do {
02253     if (IsEngineRefittable(v->engine_type)) return true;
02254   } while (v->IsGroundVehicle() && (v = v->Next()) != NULL);
02255 
02256   return false;
02257 }
02258 
02260 struct VehicleViewWindow : Window {
02261 private:
02263   enum PlaneSelections {
02264     SEL_DC_GOTO_DEPOT,  
02265     SEL_DC_CLONE,       
02266 
02267     SEL_RT_REFIT,       
02268     SEL_RT_TURN_AROUND, 
02269 
02270     SEL_DC_BASEPLANE = SEL_DC_GOTO_DEPOT, 
02271     SEL_RT_BASEPLANE = SEL_RT_REFIT,      
02272   };
02273 
02278   void SelectPlane(PlaneSelections plane)
02279   {
02280     switch (plane) {
02281       case SEL_DC_GOTO_DEPOT:
02282       case SEL_DC_CLONE:
02283         this->GetWidget<NWidgetStacked>(VVW_WIDGET_SELECT_DEPOT_CLONE)->SetDisplayedPlane(plane - SEL_DC_BASEPLANE);
02284         break;
02285 
02286       case SEL_RT_REFIT:
02287       case SEL_RT_TURN_AROUND:
02288         this->GetWidget<NWidgetStacked>(VVW_WIDGET_SELECT_REFIT_TURN)->SetDisplayedPlane(plane - SEL_RT_BASEPLANE);
02289         break;
02290 
02291       default:
02292         NOT_REACHED();
02293     }
02294   }
02295 
02296 public:
02297   VehicleViewWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
02298   {
02299     this->CreateNestedTree(desc);
02300 
02301     /* Sprites for the 'send to depot' button indexed by vehicle type. */
02302     static const SpriteID vehicle_view_goto_depot_sprites[] = {
02303       SPR_SEND_TRAIN_TODEPOT,
02304       SPR_SEND_ROADVEH_TODEPOT,
02305       SPR_SEND_SHIP_TODEPOT,
02306       SPR_SEND_AIRCRAFT_TODEPOT,
02307     };
02308     const Vehicle *v = Vehicle::Get(window_number);
02309     this->GetWidget<NWidgetCore>(VVW_WIDGET_GOTO_DEPOT)->widget_data = vehicle_view_goto_depot_sprites[v->type];
02310 
02311     /* Sprites for the 'clone vehicle' button indexed by vehicle type. */
02312     static const SpriteID vehicle_view_clone_sprites[] = {
02313       SPR_CLONE_TRAIN,
02314       SPR_CLONE_ROADVEH,
02315       SPR_CLONE_SHIP,
02316       SPR_CLONE_AIRCRAFT,
02317     };
02318     this->GetWidget<NWidgetCore>(VVW_WIDGET_CLONE_VEH)->widget_data = vehicle_view_clone_sprites[v->type];
02319 
02320     switch (v->type) {
02321       case VEH_TRAIN:
02322         this->GetWidget<NWidgetCore>(VVW_WIDGET_TURN_AROUND)->tool_tip = STR_VEHICLE_VIEW_TRAIN_REVERSE_TOOLTIP;
02323         break;
02324 
02325       case VEH_ROAD:
02326         break;
02327 
02328       case VEH_SHIP:
02329       case VEH_AIRCRAFT:
02330         this->SelectPlane(SEL_RT_REFIT);
02331         break;
02332 
02333       default: NOT_REACHED();
02334     }
02335     this->FinishInitNested(desc, window_number);
02336     this->owner = v->owner;
02337     this->GetWidget<NWidgetViewport>(VVW_WIDGET_VIEWPORT)->InitializeViewport(this, this->window_number | (1 << 31), _vehicle_view_zoom_levels[v->type]);
02338 
02339     this->GetWidget<NWidgetCore>(VVW_WIDGET_START_STOP_VEH)->tool_tip   = STR_VEHICLE_VIEW_TRAIN_STATE_START_STOP_TOOLTIP + v->type;
02340     this->GetWidget<NWidgetCore>(VVW_WIDGET_CENTER_MAIN_VIEH)->tool_tip = STR_VEHICLE_VIEW_TRAIN_LOCATION_TOOLTIP + v->type;
02341     this->GetWidget<NWidgetCore>(VVW_WIDGET_REFIT_VEH)->tool_tip        = STR_VEHICLE_VIEW_TRAIN_REFIT_TOOLTIP + v->type;
02342     this->GetWidget<NWidgetCore>(VVW_WIDGET_GOTO_DEPOT)->tool_tip       = STR_VEHICLE_VIEW_TRAIN_SEND_TO_DEPOT_TOOLTIP + v->type;
02343     this->GetWidget<NWidgetCore>(VVW_WIDGET_SHOW_ORDERS)->tool_tip      = STR_VEHICLE_VIEW_TRAIN_ORDERS_TOOLTIP + v->type;
02344     this->GetWidget<NWidgetCore>(VVW_WIDGET_SHOW_DETAILS)->tool_tip     = STR_VEHICLE_VIEW_TRAIN_SHOW_DETAILS_TOOLTIP + v->type;
02345     this->GetWidget<NWidgetCore>(VVW_WIDGET_CLONE_VEH)->tool_tip        = STR_VEHICLE_VIEW_CLONE_TRAIN_INFO + v->type;
02346   }
02347 
02348   ~VehicleViewWindow()
02349   {
02350     DeleteWindowById(WC_VEHICLE_ORDERS, this->window_number, false);
02351     DeleteWindowById(WC_VEHICLE_REFIT, this->window_number, false);
02352     DeleteWindowById(WC_VEHICLE_DETAILS, this->window_number, false);
02353     DeleteWindowById(WC_VEHICLE_TIMETABLE, this->window_number, false);
02354   }
02355 
02356   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
02357   {
02358     const Vehicle *v = Vehicle::Get(this->window_number);
02359     switch (widget) {
02360       case VVW_WIDGET_FORCE_PROCEED:
02361         if (v->type != VEH_TRAIN) {
02362           size->height = 0;
02363           size->width = 0;
02364         }
02365         break;
02366 
02367       case VVW_WIDGET_VIEWPORT:
02368         size->width = VV_INITIAL_VIEWPORT_WIDTH;
02369         size->height = (v->type == VEH_TRAIN) ? VV_INITIAL_VIEWPORT_HEIGHT_TRAIN : VV_INITIAL_VIEWPORT_HEIGHT;
02370         break;
02371     }
02372   }
02373 
02374   virtual void OnPaint()
02375   {
02376     const Vehicle *v = Vehicle::Get(this->window_number);
02377     bool is_localcompany = v->owner == _local_company;
02378     bool refitable_and_stopped_in_depot = IsVehicleRefitable(v);
02379 
02380     this->SetWidgetDisabledState(VVW_WIDGET_GOTO_DEPOT, !is_localcompany);
02381     this->SetWidgetDisabledState(VVW_WIDGET_REFIT_VEH, !refitable_and_stopped_in_depot || !is_localcompany);
02382     this->SetWidgetDisabledState(VVW_WIDGET_CLONE_VEH, !is_localcompany);
02383 
02384     if (v->type == VEH_TRAIN) {
02385       this->SetWidgetLoweredState(VVW_WIDGET_FORCE_PROCEED, Train::From(v)->force_proceed == TFP_SIGNAL);
02386       this->SetWidgetDisabledState(VVW_WIDGET_FORCE_PROCEED, !is_localcompany);
02387       this->SetWidgetDisabledState(VVW_WIDGET_TURN_AROUND, !is_localcompany);
02388     }
02389 
02390     this->DrawWidgets();
02391   }
02392 
02393   virtual void SetStringParameters(int widget) const
02394   {
02395     if (widget != VVW_WIDGET_CAPTION) return;
02396 
02397     const Vehicle *v = Vehicle::Get(this->window_number);
02398     SetDParam(0, v->index);
02399   }
02400 
02401   virtual void DrawWidget(const Rect &r, int widget) const
02402   {
02403     if (widget != VVW_WIDGET_START_STOP_VEH) return;
02404 
02405     const Vehicle *v = Vehicle::Get(this->window_number);
02406     StringID str;
02407     if (v->vehstatus & VS_CRASHED) {
02408       str = STR_VEHICLE_STATUS_CRASHED;
02409     } else if (v->type != VEH_AIRCRAFT && v->breakdown_ctr == 1) { // check for aircraft necessary?
02410       str = STR_VEHICLE_STATUS_BROKEN_DOWN;
02411     } else if (v->vehstatus & VS_STOPPED) {
02412       if (v->type == VEH_TRAIN) {
02413         if (v->cur_speed == 0) {
02414           if (Train::From(v)->gcache.cached_power == 0) {
02415             str = STR_VEHICLE_STATUS_TRAIN_NO_POWER;
02416           } else {
02417             str = STR_VEHICLE_STATUS_STOPPED;
02418           }
02419         } else {
02420           SetDParam(0, v->GetDisplaySpeed());
02421           str = STR_VEHICLE_STATUS_TRAIN_STOPPING_VEL;
02422         }
02423       } else { // no train
02424         str = STR_VEHICLE_STATUS_STOPPED;
02425       }
02426     } else if (v->type == VEH_TRAIN && HasBit(Train::From(v)->flags, VRF_TRAIN_STUCK) && !v->current_order.IsType(OT_LOADING)) {
02427       str = STR_VEHICLE_STATUS_TRAIN_STUCK;
02428     } else { // vehicle is in a "normal" state, show current order
02429       switch (v->current_order.GetType()) {
02430         case OT_GOTO_STATION: {
02431           SetDParam(0, v->current_order.GetDestination());
02432           SetDParam(1, v->GetDisplaySpeed());
02433           str = STR_VEHICLE_STATUS_HEADING_FOR_STATION_VEL;
02434           break;
02435         }
02436 
02437         case OT_GOTO_DEPOT: {
02438           SetDParam(0, v->type);
02439           SetDParam(1, v->current_order.GetDestination());
02440           SetDParam(2, v->GetDisplaySpeed());
02441           if (v->current_order.GetDepotActionType() & ODATFB_NEAREST_DEPOT) {
02442             /* This case *only* happens when multiple nearest depot orders
02443              * follow eachother (including an order list only one order: a
02444              * nearest depot order) and there are no reachable depots.
02445              * It is primarily to guard for the case that there is no
02446              * depot with index 0, which would be used as fallback for
02447              * evaluating the string in the status bar. */
02448             str = STR_EMPTY;
02449           } else if (v->current_order.GetDepotActionType() & ODATFB_HALT) {
02450             str = STR_VEHICLE_STATUS_HEADING_FOR_DEPOT_VEL;
02451           } else {
02452             str = STR_VEHICLE_STATUS_HEADING_FOR_DEPOT_SERVICE_VEL;
02453           }
02454           break;
02455         }
02456 
02457         case OT_LOADING:
02458           str = STR_VEHICLE_STATUS_LOADING_UNLOADING;
02459           break;
02460 
02461         case OT_GOTO_WAYPOINT: {
02462           assert(v->type == VEH_TRAIN || v->type == VEH_SHIP);
02463           SetDParam(0, v->current_order.GetDestination());
02464           str = STR_VEHICLE_STATUS_HEADING_FOR_WAYPOINT_VEL;
02465           SetDParam(1, v->GetDisplaySpeed());
02466           break;
02467         }
02468 
02469         case OT_LEAVESTATION:
02470           if (v->type != VEH_AIRCRAFT) {
02471             str = STR_VEHICLE_STATUS_LEAVING;
02472             break;
02473           }
02474           /* FALL THROUGH, if aircraft. Does this even happen? */
02475 
02476         default:
02477           if (v->GetNumManualOrders() == 0) {
02478             str = STR_VEHICLE_STATUS_NO_ORDERS_VEL;
02479             SetDParam(0, v->GetDisplaySpeed());
02480           } else {
02481             str = STR_EMPTY;
02482           }
02483           break;
02484       }
02485     }
02486 
02487     /* draw the flag plus orders */
02488     DrawSprite(v->vehstatus & VS_STOPPED ? SPR_FLAG_VEH_STOPPED : SPR_FLAG_VEH_RUNNING, PAL_NONE, WD_FRAMERECT_LEFT, r.top + WD_FRAMERECT_TOP);
02489     DrawString(r.left + WD_FRAMERECT_LEFT + 6, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, str, TC_FROMSTRING, SA_HOR_CENTER);
02490   }
02491 
02492   virtual void OnClick(Point pt, int widget, int click_count)
02493   {
02494     const Vehicle *v = Vehicle::Get(this->window_number);
02495 
02496     switch (widget) {
02497       case VVW_WIDGET_START_STOP_VEH: // start stop
02498         if (_ctrl_pressed) {
02499           /* Scroll to current order destination */
02500           TileIndex tile = v->current_order.GetLocation(v);
02501           if (tile != INVALID_TILE) ScrollMainWindowToTile(tile);
02502         } else {
02503           /* Start/Stop */
02504           StartStopVehicle(v, false);
02505         }
02506         break;
02507       case VVW_WIDGET_CENTER_MAIN_VIEH: {// center main view
02508         const Window *mainwindow = FindWindowById(WC_MAIN_WINDOW, 0);
02509         /* code to allow the main window to 'follow' the vehicle if the ctrl key is pressed */
02510         if (_ctrl_pressed && mainwindow->viewport->zoom == ZOOM_LVL_NORMAL) {
02511           mainwindow->viewport->follow_vehicle = v->index;
02512         } else {
02513           ScrollMainWindowTo(v->x_pos, v->y_pos, v->z_pos);
02514         }
02515         break;
02516       }
02517 
02518       case VVW_WIDGET_GOTO_DEPOT: // goto hangar
02519         DoCommandP(v->tile, v->index | (_ctrl_pressed ? DEPOT_SERVICE : 0U), 0, GetCmdSendToDepot(v));
02520         break;
02521       case VVW_WIDGET_REFIT_VEH: // refit
02522         ShowVehicleRefitWindow(v, INVALID_VEH_ORDER_ID, this);
02523         break;
02524       case VVW_WIDGET_SHOW_ORDERS: // show orders
02525         if (_ctrl_pressed) {
02526           ShowTimetableWindow(v);
02527         } else {
02528           ShowOrdersWindow(v);
02529         }
02530         break;
02531       case VVW_WIDGET_SHOW_DETAILS: // show details
02532         ShowVehicleDetailsWindow(v);
02533         break;
02534       case VVW_WIDGET_CLONE_VEH: // clone vehicle
02535         DoCommandP(v->tile, v->index, _ctrl_pressed ? 1 : 0,
02536                     _vehicle_command_translation_table[VCT_CMD_CLONE_VEH][v->type],
02537                     CcCloneVehicle);
02538         break;
02539       case VVW_WIDGET_TURN_AROUND: // turn around
02540         assert(v->IsGroundVehicle());
02541         DoCommandP(v->tile, v->index, 0,
02542                     _vehicle_command_translation_table[VCT_CMD_TURN_AROUND][v->type]);
02543         break;
02544       case VVW_WIDGET_FORCE_PROCEED: // force proceed
02545         assert(v->type == VEH_TRAIN);
02546         DoCommandP(v->tile, v->index, 0, CMD_FORCE_TRAIN_PROCEED | CMD_MSG(STR_ERROR_CAN_T_MAKE_TRAIN_PASS_SIGNAL));
02547         break;
02548     }
02549   }
02550 
02551   virtual void OnResize()
02552   {
02553     if (this->viewport != NULL) {
02554       NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(VVW_WIDGET_VIEWPORT);
02555       nvp->UpdateViewportCoordinates(this);
02556     }
02557   }
02558 
02559   virtual void OnTick()
02560   {
02561     const Vehicle *v = Vehicle::Get(this->window_number);
02562     bool veh_stopped = v->IsStoppedInDepot();
02563 
02564     /* Widget VVW_WIDGET_GOTO_DEPOT must be hidden if the vehicle is already stopped in depot.
02565      * Widget VVW_WIDGET_CLONE_VEH should then be shown, since cloning is allowed only while in depot and stopped.
02566      */
02567     PlaneSelections plane = veh_stopped ? SEL_DC_CLONE : SEL_DC_GOTO_DEPOT;
02568     NWidgetStacked *nwi = this->GetWidget<NWidgetStacked>(VVW_WIDGET_SELECT_DEPOT_CLONE); // Selection widget 'send to depot' / 'clone'.
02569     if (nwi->shown_plane + SEL_DC_BASEPLANE != plane) {
02570       this->SelectPlane(plane);
02571       this->SetWidgetDirty(VVW_WIDGET_SELECT_DEPOT_CLONE);
02572     }
02573     /* The same system applies to widget VVW_WIDGET_REFIT_VEH and VVW_WIDGET_TURN_AROUND.*/
02574     if (v->IsGroundVehicle()) {
02575       PlaneSelections plane = veh_stopped ? SEL_RT_REFIT : SEL_RT_TURN_AROUND;
02576       NWidgetStacked *nwi = this->GetWidget<NWidgetStacked>(VVW_WIDGET_SELECT_REFIT_TURN);
02577       if (nwi->shown_plane + SEL_RT_BASEPLANE != plane) {
02578         this->SelectPlane(plane);
02579         this->SetWidgetDirty(VVW_WIDGET_SELECT_REFIT_TURN);
02580       }
02581     }
02582   }
02583 
02584   virtual bool IsNewGRFInspectable() const
02585   {
02586     return ::IsNewGRFInspectable(GetGrfSpecFeature(Vehicle::Get(this->window_number)->type), this->window_number);
02587   }
02588 
02589   virtual void ShowNewGRFInspectWindow() const
02590   {
02591 		::ShowNewGRFInspectWindow(GetGrfSpecFeature(Vehicle::Get(this->window_number)->type), this->window_number);
02592   }
02593 };
02594 
02595 
02597 void ShowVehicleViewWindow(const Vehicle *v)
02598 {
02599   AllocateWindowDescFront<VehicleViewWindow>((v->type == VEH_TRAIN) ? &_train_view_desc : &_vehicle_view_desc, v->index);
02600 }
02601 
02607 bool VehicleClicked(const Vehicle *v)
02608 {
02609   assert(v != NULL);
02610   if (!(_thd.place_mode & HT_VEHICLE)) return false;
02611 
02612   v = v->First();
02613   if (!v->IsPrimaryVehicle()) return false;
02614 
02615   _thd.GetCallbackWnd()->OnVehicleSelect(v);
02616   return true;
02617 }
02618 
02619 void StopGlobalFollowVehicle(const Vehicle *v)
02620 {
02621   Window *w = FindWindowById(WC_MAIN_WINDOW, 0);
02622   if (w != NULL && w->viewport->follow_vehicle == v->index) {
02623     ScrollMainWindowTo(v->x_pos, v->y_pos, v->z_pos, true); // lock the main view on the vehicle's last position
02624     w->viewport->follow_vehicle = INVALID_VEHICLE;
02625   }
02626 }
02627 
02628 
02636 void CcBuildPrimaryVehicle(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
02637 {
02638   if (result.Failed()) return;
02639 
02640   const Vehicle *v = Vehicle::Get(_new_vehicle_id);
02641   ShowVehicleViewWindow(v);
02642 }
02643 
02649 int GetVehicleWidth(Vehicle *v)
02650 {
02651   int vehicle_width = 0;
02652 
02653   switch (v->type) {
02654     case VEH_TRAIN:
02655       for (const Train *u = Train::From(v); u != NULL; u = u->Next()) {
02656         vehicle_width += u->GetDisplayImageWidth();
02657       }
02658       break;
02659 
02660     case VEH_ROAD:
02661       for (const RoadVehicle *u = RoadVehicle::From(v); u != NULL; u = u->Next()) {
02662         vehicle_width += u->GetDisplayImageWidth();
02663       }
02664       break;
02665 
02666     default:
02667       bool rtl = _current_text_dir == TD_RTL;
02668       SpriteID sprite = v->GetImage(rtl ? DIR_E : DIR_W);
02669       const Sprite *real_sprite = GetSprite(sprite, ST_NORMAL);
02670       vehicle_width = real_sprite->width;
02671 
02672       break;
02673   }
02674 
02675   return vehicle_width;
02676 }

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