vehicle_gui.cpp

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00001 /* $Id: vehicle_gui.cpp 21954 2011-02-04 14:37:24Z 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     Vehicle *v = Vehicle::Get(this->window_number);
00589     CommandCost cost = DoCommand(v->tile, this->selected_vehicle, option->cargo | option->subtype << 8 |
00590         this->num_vehicles << 16, DC_QUERY_COST, GetCmdRefitVeh(v->type));
00591 
00592     if (cost.Failed()) return INVALID_STRING_ID;
00593 
00594     SetDParam(0, option->cargo);
00595     SetDParam(1, _returned_refit_capacity);
00596 
00597     if (_returned_mail_refit_capacity > 0) {
00598       SetDParam(2, CT_MAIL);
00599       SetDParam(3, _returned_mail_refit_capacity);
00600       SetDParam(4, cost.GetCost());
00601       return STR_REFIT_NEW_CAPACITY_COST_OF_AIRCRAFT_REFIT;
00602     } else {
00603       SetDParam(2, cost.GetCost());
00604       return STR_REFIT_NEW_CAPACITY_COST_OF_REFIT;
00605     }
00606   }
00607 
00608   virtual void DrawWidget(const Rect &r, int widget) const
00609   {
00610     switch (widget) {
00611       case VRW_VEHICLE_PANEL_DISPLAY: {
00612         Vehicle *v = Vehicle::Get(this->window_number);
00613         DrawVehicleImage(v, this->sprite_left + WD_FRAMERECT_LEFT, this->sprite_right - WD_FRAMERECT_RIGHT,
00614           r.top + WD_FRAMERECT_TOP, INVALID_VEHICLE, this->hscroll != NULL ? this->hscroll->GetPosition() : 0);
00615 
00616         /* Highlight selected vehicles. */
00617         if (this->order != INVALID_VEH_ORDER_ID) break;
00618         int x = 0;
00619         switch (v->type) {
00620           case VEH_TRAIN: {
00621             VehicleSet vehicles_to_refit;
00622             GetVehicleSet(vehicles_to_refit, Vehicle::Get(this->selected_vehicle), this->num_vehicles);
00623 
00624             int left = INT32_MIN;
00625             int width = 0;
00626 
00627             for (Train *u = Train::From(v); u != NULL; u = u->Next()) {
00628               /* Start checking. */
00629               if (vehicles_to_refit.Contains(u->index) && left == INT32_MIN) {
00630                 left = x - this->hscroll->GetPosition() + r.left + this->vehicle_margin;
00631                 width = 0;
00632               }
00633 
00634               /* Draw a selection. */
00635               if ((!vehicles_to_refit.Contains(u->index) || u->Next() == NULL) && left != INT32_MIN) {
00636                 if (u->Next() == NULL && vehicles_to_refit.Contains(u->index)) {
00637                   int current_width = u->GetDisplayImageWidth();
00638                   width += current_width;
00639                   x += current_width;
00640                 }
00641 
00642                 int right = Clamp(left + width, 0, r.right);
00643                 left = max(0, left);
00644 
00645                 if (_current_text_dir == TD_RTL) {
00646                   right = this->GetWidget<NWidgetCore>(VRW_VEHICLE_PANEL_DISPLAY)->current_x - left;
00647                   left = right - width;
00648                 }
00649 
00650                 if (left != right) {
00651                   DrawFrameRect(left, r.top + WD_FRAMERECT_TOP, right, r.top + WD_FRAMERECT_TOP + 13, COLOUR_WHITE, FR_BORDERONLY);
00652                 }
00653 
00654                 left = INT32_MIN;
00655               }
00656 
00657               int current_width = u->GetDisplayImageWidth();
00658               width += current_width;
00659               x += current_width;
00660             }
00661             break;
00662           }
00663 
00664           default: break;
00665         }
00666         break;
00667       }
00668 
00669       case VRW_MATRIX:
00670         DrawVehicleRefitWindow(this->list, this->sel, this->vscroll->GetPosition(), this->vscroll->GetCapacity(), this->resize.step_height, r);
00671         break;
00672 
00673       case VRW_INFOPANEL:
00674         if (this->cargo != NULL) {
00675           StringID string = this->GetCapacityString(this->cargo);
00676           if (string != INVALID_STRING_ID) {
00677             DrawStringMultiLine(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT,
00678                 r.top + WD_FRAMERECT_TOP, r.bottom - WD_FRAMERECT_BOTTOM, string);
00679           }
00680         }
00681         break;
00682     }
00683   }
00684 
00685   virtual void OnInvalidateData(int data)
00686   {
00687     switch (data) {
00688       case 0: { // The consist has changed; rebuild the entire list.
00689         /* Clear the selection. */
00690         Vehicle *v = Vehicle::Get(this->window_number);
00691         this->selected_vehicle = v->index;
00692         this->num_vehicles = UINT8_MAX;
00693         /* FALL THROUGH */
00694       }
00695 
00696       case 2: { // The vehicle selection has changed; rebuild the entire list.
00697         this->BuildRefitList();
00698 
00699         /* The vehicle width has changed too. */
00700         this->vehicle_width = GetVehicleWidth(Vehicle::Get(this->window_number));
00701         uint max_width = 0;
00702 
00703         /* Check the width of all cargo information strings. */
00704         for (uint i = 0; i < NUM_CARGO; i++) {
00705           for (uint j = 0; j < this->list[i].Length(); j++) {
00706             StringID string = this->GetCapacityString(&list[i][j]);
00707             if (string != INVALID_STRING_ID) {
00708               Dimension dim = GetStringBoundingBox(string);
00709               max_width = max(dim.width, max_width);
00710             }
00711           }
00712         }
00713 
00714         if (this->information_width < max_width) {
00715           this->information_width = max_width;
00716           this->ReInit();
00717         }
00718         /* FALL THROUGH */
00719       }
00720 
00721       case 1: // A new cargo has been selected.
00722         this->cargo = GetRefitOption();
00723         break;
00724     }
00725   }
00726 
00727   int GetClickPosition(int click_x)
00728   {
00729     const NWidgetCore *matrix_widget = this->GetWidget<NWidgetCore>(VRW_VEHICLE_PANEL_DISPLAY);
00730     if (_current_text_dir == TD_RTL) click_x = matrix_widget->current_x - click_x;
00731     click_x -= this->vehicle_margin;
00732     if (this->hscroll != NULL) click_x += this->hscroll->GetPosition();
00733 
00734     return click_x;
00735   }
00736 
00737   void SetSelectedVehicles(int drag_x)
00738   {
00739     drag_x = GetClickPosition(drag_x);
00740 
00741     int left_x  = min(this->click_x, drag_x);
00742     int right_x = max(this->click_x, drag_x);
00743     this->num_vehicles = 0;
00744 
00745     Vehicle *v = Vehicle::Get(this->window_number);
00746     /* Find the vehicle part that was clicked. */
00747     switch (v->type) {
00748       case VEH_TRAIN: {
00749         /* Don't select anything if we are not clicking in the vehicle. */
00750         if (left_x >= 0) {
00751           const Train *u = Train::From(v);
00752           bool start_counting = false;
00753           for (; u != NULL; u = u->Next()) {
00754             int current_width = u->GetDisplayImageWidth();
00755             left_x  -= current_width;
00756             right_x -= current_width;
00757 
00758             if (left_x < 0 && !start_counting) {
00759               this->selected_vehicle = u->index;
00760               start_counting = true;
00761 
00762               /* Count the first vehicle, even if articulated part */
00763               this->num_vehicles++;
00764             } else if (start_counting && !u->IsArticulatedPart()) {
00765               /* Do not count articulated parts */
00766               this->num_vehicles++;
00767             }
00768 
00769             if (right_x < 0) break;
00770           }
00771         }
00772 
00773         /* If the selection is not correct, clear it. */
00774         if (this->num_vehicles != 0) {
00775           if (_ctrl_pressed) this->num_vehicles = UINT8_MAX;
00776           break;
00777         }
00778         /* FALL THROUGH */
00779       }
00780 
00781       default:
00782         /* Clear the selection. */
00783         this->selected_vehicle = v->index;
00784         this->num_vehicles = UINT8_MAX;
00785         break;
00786     }
00787   }
00788 
00789   virtual void OnClick(Point pt, int widget, int click_count)
00790   {
00791     switch (widget) {
00792       case VRW_VEHICLE_PANEL_DISPLAY: { // Vehicle image.
00793         if (this->order != INVALID_VEH_ORDER_ID) break;
00794         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(VRW_VEHICLE_PANEL_DISPLAY);
00795         this->click_x = GetClickPosition(pt.x - nwi->pos_x);
00796         this->SetSelectedVehicles(pt.x - nwi->pos_x);
00797         this->SetWidgetDirty(VRW_VEHICLE_PANEL_DISPLAY);
00798         if (!_ctrl_pressed) SetObjectToPlaceWnd(SPR_CURSOR_MOUSE, PAL_NONE, HT_DRAG, this);
00799         break;
00800       }
00801 
00802       case VRW_MATRIX: { // listbox
00803         this->sel = this->vscroll->GetScrolledRowFromWidget(pt.y, this, VRW_MATRIX);
00804         if (this->sel == INT_MAX) this->sel = -1;
00805         this->SetWidgetDisabledState(VRW_REFITBUTTON, this->sel == -1);
00806         this->InvalidateData(1);
00807 
00808         if (click_count == 1) break;
00809         /* FALL THROUGH */
00810       }
00811 
00812       case VRW_REFITBUTTON: // refit button
00813         if (this->cargo != NULL) {
00814           const Vehicle *v = Vehicle::Get(this->window_number);
00815 
00816           if (this->order == INVALID_VEH_ORDER_ID) {
00817             bool delete_window = this->selected_vehicle == v->index && this->num_vehicles == UINT8_MAX;
00818             if (DoCommandP(v->tile, this->selected_vehicle, this->cargo->cargo | this->cargo->subtype << 8 | this->num_vehicles << 16, GetCmdRefitVeh(v)) && delete_window) delete this;
00819           } else {
00820             if (DoCommandP(v->tile, v->index, this->cargo->cargo | this->cargo->subtype << 8 | this->order << 16, CMD_ORDER_REFIT)) delete this;
00821           }
00822         }
00823         break;
00824     }
00825   }
00826 
00827   virtual void OnMouseDrag(Point pt, int widget)
00828   {
00829     switch (widget) {
00830       case VRW_VEHICLE_PANEL_DISPLAY: { // Vehicle image.
00831         if (this->order != INVALID_VEH_ORDER_ID) break;
00832         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(VRW_VEHICLE_PANEL_DISPLAY);
00833         this->SetSelectedVehicles(pt.x - nwi->pos_x);
00834         this->SetWidgetDirty(VRW_VEHICLE_PANEL_DISPLAY);
00835         break;
00836       }
00837     }
00838   }
00839 
00840   virtual void OnDragDrop(Point pt, int widget)
00841   {
00842     switch (widget) {
00843       case VRW_VEHICLE_PANEL_DISPLAY: { // Vehicle image.
00844         if (this->order != INVALID_VEH_ORDER_ID) break;
00845         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(VRW_VEHICLE_PANEL_DISPLAY);
00846         this->SetSelectedVehicles(pt.x - nwi->pos_x);
00847         this->InvalidateData(2);
00848         break;
00849       }
00850     }
00851   }
00852 
00853   virtual void OnResize()
00854   {
00855     this->vehicle_width = GetVehicleWidth(Vehicle::Get(this->window_number));
00856     this->vscroll->SetCapacityFromWidget(this, VRW_MATRIX);
00857     if (this->hscroll != NULL) this->hscroll->SetCapacityFromWidget(this, VRW_VEHICLE_PANEL_DISPLAY);
00858     this->GetWidget<NWidgetCore>(VRW_MATRIX)->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
00859   }
00860 };
00861 
00862 static const NWidgetPart _nested_vehicle_refit_widgets[] = {
00863   NWidget(NWID_HORIZONTAL),
00864     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00865     NWidget(WWT_CAPTION, COLOUR_GREY, VRW_CAPTION), SetDataTip(STR_REFIT_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00866   EndContainer(),
00867   /* Vehicle display + scrollbar. */
00868   NWidget(NWID_VERTICAL),
00869     NWidget(WWT_PANEL, COLOUR_GREY, VRW_VEHICLE_PANEL_DISPLAY), SetMinimalSize(228, 14), SetResize(1, 0), SetScrollbar(VRW_HSCROLLBAR), EndContainer(),
00870     NWidget(NWID_SELECTION, INVALID_COLOUR, VRW_SHOW_HSCROLLBAR),
00871       NWidget(NWID_HSCROLLBAR, COLOUR_GREY, VRW_HSCROLLBAR),
00872     EndContainer(),
00873   EndContainer(),
00874   NWidget(WWT_TEXTBTN, COLOUR_GREY, VRW_SELECTHEADER), SetDataTip(STR_REFIT_TITLE, STR_NULL), SetResize(1, 0),
00875   /* Matrix + scrollbar. */
00876   NWidget(NWID_HORIZONTAL),
00877     NWidget(WWT_MATRIX, COLOUR_GREY, VRW_MATRIX), SetMinimalSize(228, 112), SetResize(1, 14), SetFill(1, 1), SetDataTip(0x801, STR_NULL), SetScrollbar(VRW_SCROLLBAR),
00878     NWidget(NWID_VSCROLLBAR, COLOUR_GREY, VRW_SCROLLBAR),
00879   EndContainer(),
00880   NWidget(WWT_PANEL, COLOUR_GREY, VRW_INFOPANEL), SetMinimalTextLines(2, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM), SetResize(1, 0), EndContainer(),
00881   NWidget(NWID_HORIZONTAL),
00882     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VRW_REFITBUTTON), SetFill(1, 0), SetResize(1, 0),
00883     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
00884   EndContainer(),
00885 };
00886 
00887 static const WindowDesc _vehicle_refit_desc(
00888   WDP_AUTO, 240, 174,
00889   WC_VEHICLE_REFIT, WC_VEHICLE_VIEW,
00890   WDF_UNCLICK_BUTTONS | WDF_CONSTRUCTION,
00891   _nested_vehicle_refit_widgets, lengthof(_nested_vehicle_refit_widgets)
00892 );
00893 
00900 void ShowVehicleRefitWindow(const Vehicle *v, VehicleOrderID order, Window *parent)
00901 {
00902   DeleteWindowById(WC_VEHICLE_REFIT, v->index);
00903   RefitWindow *w = new RefitWindow(&_vehicle_refit_desc, v, order);
00904   w->parent = parent;
00905 }
00906 
00908 uint ShowRefitOptionsList(int left, int right, int y, EngineID engine)
00909 {
00910   /* List of cargo types of this engine */
00911   uint32 cmask = GetUnionOfArticulatedRefitMasks(engine, false);
00912   /* List of cargo types available in this climate */
00913   uint32 lmask = _cargo_mask;
00914   char string[512];
00915   char *b = string;
00916 
00917   /* Draw nothing if the engine is not refittable */
00918   if (HasAtMostOneBit(cmask)) return y;
00919 
00920   b = InlineString(b, STR_PURCHASE_INFO_REFITTABLE_TO);
00921 
00922   if (cmask == lmask) {
00923     /* Engine can be refitted to all types in this climate */
00924     b = InlineString(b, STR_PURCHASE_INFO_ALL_TYPES);
00925   } else {
00926     /* Check if we are able to refit to more cargo types and unable to. If
00927      * so, invert the cargo types to list those that we can't refit to. */
00928     if (CountBits(cmask ^ lmask) < CountBits(cmask) && CountBits(cmask ^ lmask) <= 7) {
00929       cmask ^= lmask;
00930       b = InlineString(b, STR_PURCHASE_INFO_ALL_BUT);
00931     }
00932 
00933     bool first = true;
00934 
00935     /* Add each cargo type to the list */
00936     const CargoSpec *cs;
00937     FOR_ALL_SORTED_CARGOSPECS(cs) {
00938       if (!HasBit(cmask, cs->Index())) continue;
00939 
00940       if (b >= lastof(string) - (2 + 2 * 4)) break; // ", " and two calls to Utf8Encode()
00941 
00942       if (!first) b = strecpy(b, ", ", lastof(string));
00943       first = false;
00944 
00945       b = InlineString(b, cs->name);
00946     }
00947   }
00948 
00949   /* Terminate and display the completed string */
00950   *b = '\0';
00951 
00952   /* Make sure we detect any buffer overflow */
00953   assert(b < endof(string));
00954 
00955   SetDParamStr(0, string);
00956   return DrawStringMultiLine(left, right, y, INT32_MAX, STR_JUST_RAW_STRING);
00957 }
00958 
00960 StringID GetCargoSubtypeText(const Vehicle *v)
00961 {
00962   if (HasBit(EngInfo(v->engine_type)->callback_mask, CBM_VEHICLE_CARGO_SUFFIX)) {
00963     uint16 cb = GetVehicleCallback(CBID_VEHICLE_CARGO_SUFFIX, 0, 0, v->engine_type, v);
00964     if (cb != CALLBACK_FAILED) {
00965       return GetGRFStringID(GetEngineGRFID(v->engine_type), 0xD000 + cb);
00966     }
00967   }
00968   return STR_EMPTY;
00969 }
00970 
00972 static int CDECL VehicleNumberSorter(const Vehicle * const *a, const Vehicle * const *b)
00973 {
00974   return (*a)->unitnumber - (*b)->unitnumber;
00975 }
00976 
00978 static int CDECL VehicleNameSorter(const Vehicle * const *a, const Vehicle * const *b)
00979 {
00980   static char last_name[2][64];
00981 
00982   if (*a != _last_vehicle[0]) {
00983     _last_vehicle[0] = *a;
00984     SetDParam(0, (*a)->index);
00985     GetString(last_name[0], STR_VEHICLE_NAME, lastof(last_name[0]));
00986   }
00987 
00988   if (*b != _last_vehicle[1]) {
00989     _last_vehicle[1] = *b;
00990     SetDParam(0, (*b)->index);
00991     GetString(last_name[1], STR_VEHICLE_NAME, lastof(last_name[1]));
00992   }
00993 
00994   int r = strnatcmp(last_name[0], last_name[1]); // Sort by name (natural sorting).
00995   return (r != 0) ? r : VehicleNumberSorter(a, b);
00996 }
00997 
00999 static int CDECL VehicleAgeSorter(const Vehicle * const *a, const Vehicle * const *b)
01000 {
01001   int r = (*a)->age - (*b)->age;
01002   return (r != 0) ? r : VehicleNumberSorter(a, b);
01003 }
01004 
01006 static int CDECL VehicleProfitThisYearSorter(const Vehicle * const *a, const Vehicle * const *b)
01007 {
01008   int r = ClampToI32((*a)->GetDisplayProfitThisYear() - (*b)->GetDisplayProfitThisYear());
01009   return (r != 0) ? r : VehicleNumberSorter(a, b);
01010 }
01011 
01013 static int CDECL VehicleProfitLastYearSorter(const Vehicle * const *a, const Vehicle * const *b)
01014 {
01015   int r = ClampToI32((*a)->GetDisplayProfitLastYear() - (*b)->GetDisplayProfitLastYear());
01016   return (r != 0) ? r : VehicleNumberSorter(a, b);
01017 }
01018 
01020 static int CDECL VehicleCargoSorter(const Vehicle * const *a, const Vehicle * const *b)
01021 {
01022   const Vehicle *v;
01023   CargoArray diff;
01024 
01025   /* Append the cargo of the connected weagons */
01026   for (v = *a; v != NULL; v = v->Next()) diff[v->cargo_type] += v->cargo_cap;
01027   for (v = *b; v != NULL; v = v->Next()) diff[v->cargo_type] -= v->cargo_cap;
01028 
01029   int r = 0;
01030   for (CargoID i = 0; i < NUM_CARGO; i++) {
01031     r = diff[i];
01032     if (r != 0) break;
01033   }
01034 
01035   return (r != 0) ? r : VehicleNumberSorter(a, b);
01036 }
01037 
01039 static int CDECL VehicleReliabilitySorter(const Vehicle * const *a, const Vehicle * const *b)
01040 {
01041   int r = (*a)->reliability - (*b)->reliability;
01042   return (r != 0) ? r : VehicleNumberSorter(a, b);
01043 }
01044 
01046 static int CDECL VehicleMaxSpeedSorter(const Vehicle * const *a, const Vehicle * const *b)
01047 {
01048   int r = (*a)->vcache.cached_max_speed - (*b)->vcache.cached_max_speed;
01049   return (r != 0) ? r : VehicleNumberSorter(a, b);
01050 }
01051 
01053 static int CDECL VehicleModelSorter(const Vehicle * const *a, const Vehicle * const *b)
01054 {
01055   int r = (*a)->engine_type - (*b)->engine_type;
01056   return (r != 0) ? r : VehicleNumberSorter(a, b);
01057 }
01058 
01060 static int CDECL VehicleValueSorter(const Vehicle * const *a, const Vehicle * const *b)
01061 {
01062   const Vehicle *u;
01063   Money diff = 0;
01064 
01065   for (u = *a; u != NULL; u = u->Next()) diff += u->value;
01066   for (u = *b; u != NULL; u = u->Next()) diff -= u->value;
01067 
01068   int r = ClampToI32(diff);
01069   return (r != 0) ? r : VehicleNumberSorter(a, b);
01070 }
01071 
01073 static int CDECL VehicleLengthSorter(const Vehicle * const *a, const Vehicle * const *b)
01074 {
01075   int r = (*a)->GetGroundVehicleCache()->cached_total_length - (*b)->GetGroundVehicleCache()->cached_total_length;
01076   return (r != 0) ? r : VehicleNumberSorter(a, b);
01077 }
01078 
01080 static int CDECL VehicleTimeToLiveSorter(const Vehicle * const *a, const Vehicle * const *b)
01081 {
01082   int r = ClampToI32(((*a)->max_age - (*a)->age) - ((*b)->max_age - (*b)->age));
01083   return (r != 0) ? r : VehicleNumberSorter(a, b);
01084 }
01085 
01087 static int CDECL VehicleTimetableDelaySorter(const Vehicle * const *a, const Vehicle * const *b)
01088 {
01089   int r = (*a)->lateness_counter - (*b)->lateness_counter;
01090   return (r != 0) ? r : VehicleNumberSorter(a, b);
01091 }
01092 
01093 void InitializeGUI()
01094 {
01095   MemSetT(&_sorting, 0);
01096 }
01097 
01104 static inline void ChangeVehicleWindow(WindowClass window_class, VehicleID from_index, VehicleID to_index)
01105 {
01106   Window *w = FindWindowById(window_class, from_index);
01107   if (w != NULL) {
01108     w->window_number = to_index;
01109     if (w->viewport != NULL) w->viewport->follow_vehicle = to_index;
01110     if (to_index != INVALID_VEHICLE) w->InvalidateData();
01111   }
01112 }
01113 
01119 void ChangeVehicleViewWindow(VehicleID from_index, VehicleID to_index)
01120 {
01121   ChangeVehicleWindow(WC_VEHICLE_VIEW,      from_index, to_index);
01122   ChangeVehicleWindow(WC_VEHICLE_ORDERS,    from_index, to_index);
01123   ChangeVehicleWindow(WC_VEHICLE_REFIT,     from_index, to_index);
01124   ChangeVehicleWindow(WC_VEHICLE_DETAILS,   from_index, to_index);
01125   ChangeVehicleWindow(WC_VEHICLE_TIMETABLE, from_index, to_index);
01126 }
01127 
01128 enum VehicleListWindowWidgets {
01129   VLW_WIDGET_CAPTION,
01130   VLW_WIDGET_SORT_ORDER,
01131   VLW_WIDGET_SORT_BY_PULLDOWN,
01132   VLW_WIDGET_LIST,
01133   VLW_WIDGET_SCROLLBAR,
01134   VLW_WIDGET_HIDE_BUTTONS,
01135   VLW_WIDGET_AVAILABLE_VEHICLES,
01136   VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN,
01137   VLW_WIDGET_STOP_ALL,
01138   VLW_WIDGET_START_ALL,
01139 };
01140 
01141 static const NWidgetPart _nested_vehicle_list[] = {
01142   NWidget(NWID_HORIZONTAL),
01143     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01144     NWidget(WWT_CAPTION, COLOUR_GREY, VLW_WIDGET_CAPTION),
01145     NWidget(WWT_SHADEBOX, COLOUR_GREY),
01146     NWidget(WWT_STICKYBOX, COLOUR_GREY),
01147   EndContainer(),
01148 
01149   NWidget(NWID_HORIZONTAL),
01150     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLW_WIDGET_SORT_ORDER), SetMinimalSize(81, 12), SetFill(0, 1), SetDataTip(STR_BUTTON_SORT_BY, STR_TOOLTIP_SORT_ORDER),
01151     NWidget(WWT_DROPDOWN, COLOUR_GREY, VLW_WIDGET_SORT_BY_PULLDOWN), SetMinimalSize(167, 12), SetFill(0, 1), SetDataTip(0x0, STR_TOOLTIP_SORT_CRITERIA),
01152     NWidget(WWT_PANEL, COLOUR_GREY), SetMinimalSize(12, 12), SetFill(1, 1), SetResize(1, 0),
01153     EndContainer(),
01154   EndContainer(),
01155 
01156   NWidget(NWID_HORIZONTAL),
01157     NWidget(WWT_MATRIX, COLOUR_GREY, VLW_WIDGET_LIST), SetMinimalSize(248, 0), SetFill(1, 0), SetResize(1, 1), SetScrollbar(VLW_WIDGET_SCROLLBAR),
01158     NWidget(NWID_VSCROLLBAR, COLOUR_GREY, VLW_WIDGET_SCROLLBAR),
01159   EndContainer(),
01160 
01161   NWidget(NWID_HORIZONTAL),
01162     NWidget(NWID_SELECTION, INVALID_COLOUR, VLW_WIDGET_HIDE_BUTTONS),
01163       NWidget(NWID_HORIZONTAL),
01164         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLW_WIDGET_AVAILABLE_VEHICLES), SetMinimalSize(106, 12), SetFill(0, 1),
01165                 SetDataTip(STR_BLACK_STRING, STR_VEHICLE_LIST_AVAILABLE_ENGINES_TOOLTIP),
01166         NWidget(WWT_DROPDOWN, COLOUR_GREY, VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN), SetMinimalSize(118, 12), SetFill(0, 1),
01167                 SetDataTip(STR_VEHICLE_LIST_MANAGE_LIST, STR_VEHICLE_LIST_MANAGE_LIST_TOOLTIP),
01168         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VLW_WIDGET_STOP_ALL), SetMinimalSize(12, 12), SetFill(0, 1),
01169                 SetDataTip(SPR_FLAG_VEH_STOPPED, STR_VEHICLE_LIST_MASS_STOP_LIST_TOOLTIP),
01170         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VLW_WIDGET_START_ALL), SetMinimalSize(12, 12), SetFill(0, 1),
01171                 SetDataTip(SPR_FLAG_VEH_RUNNING, STR_VEHICLE_LIST_MASS_START_LIST_TOOLTIP),
01172         NWidget(WWT_PANEL, COLOUR_GREY), SetMinimalSize(0, 12), SetResize(1, 0), SetFill(1, 1), EndContainer(),
01173       EndContainer(),
01174       /* Widget to be shown for other companies hiding the previous 5 widgets. */
01175       NWidget(WWT_PANEL, COLOUR_GREY), SetFill(1, 1), SetResize(1, 0), EndContainer(),
01176     EndContainer(),
01177     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
01178   EndContainer(),
01179 };
01180 
01181 static void DrawSmallOrderList(const Vehicle *v, int left, int right, int y, VehicleOrderID start = 0)
01182 {
01183   const Order *order = v->GetOrder(start);
01184   if (order == NULL) return;
01185 
01186   int i = 0;
01187   VehicleOrderID oid = start;
01188 
01189   do {
01190     if (oid == v->cur_real_order_index) DrawString(left, right, y, STR_TINY_RIGHT_ARROW, TC_BLACK);
01191 
01192     if (order->IsType(OT_GOTO_STATION)) {
01193       SetDParam(0, order->GetDestination());
01194       DrawString(left + 6, right - 6, y, STR_TINY_BLACK_STATION);
01195 
01196       y += FONT_HEIGHT_SMALL;
01197       if (++i == 4) break;
01198     }
01199 
01200     oid++;
01201     order = order->next;
01202     if (order == NULL) {
01203       order = v->orders.list->GetFirstOrder();
01204       oid = 0;
01205     }
01206   } while (oid != start);
01207 }
01208 
01218 void DrawVehicleImage(const Vehicle *v, int left, int right, int y, VehicleID selection, int skip)
01219 {
01220   switch (v->type) {
01221     case VEH_TRAIN:    DrawTrainImage(Train::From(v), left, right, y, selection, skip); break;
01222     case VEH_ROAD:     DrawRoadVehImage(v, left, right, y, selection, skip);  break;
01223     case VEH_SHIP:     DrawShipImage(v, left, right, y, selection);     break;
01224     case VEH_AIRCRAFT: DrawAircraftImage(v, left, right, y, selection); break;
01225     default: NOT_REACHED();
01226   }
01227 }
01228 
01235 uint GetVehicleListHeight(VehicleType type, uint divisor)
01236 {
01237   /* Name + vehicle + profit */
01238   uint base = GetVehicleHeight(type) + 2 * FONT_HEIGHT_SMALL;
01239   /* Drawing of the 4 small orders + profit*/
01240   if (type >= VEH_SHIP) base = max(base, 5U * FONT_HEIGHT_SMALL);
01241 
01242   if (divisor == 1) return base;
01243 
01244   /* Make sure the height is dividable by divisor */
01245   uint rem = base % divisor;
01246   return base + (rem == 0 ? 0 : divisor - rem);
01247 }
01248 
01255 void BaseVehicleListWindow::DrawVehicleListItems(VehicleID selected_vehicle, int line_height, const Rect &r) const
01256 {
01257   int left = r.left + WD_MATRIX_LEFT;
01258   int right = r.right - WD_MATRIX_RIGHT;
01259   int width = right - left;
01260   bool rtl = _current_text_dir == TD_RTL;
01261 
01262   int text_offset = GetDigitWidth() * this->unitnumber_digits + WD_FRAMERECT_RIGHT;
01263   int text_left  = left  + (rtl ?           0 : text_offset);
01264   int text_right = right - (rtl ? text_offset :           0);
01265 
01266   bool show_orderlist = this->vli.vtype >= VEH_SHIP;
01267   int orderlist_left  = left  + (rtl ? 0 : max(100 + text_offset, width / 2));
01268   int orderlist_right = right - (rtl ? max(100 + text_offset, width / 2) : 0);
01269 
01270   int image_left  = (rtl && show_orderlist) ? orderlist_right : text_left;
01271   int image_right = (!rtl && show_orderlist) ? orderlist_left : text_right;
01272 
01273   int vehicle_button_x = rtl ? right - GetSpriteSize(SPR_PROFIT_LOT).width : left;
01274 
01275   int y = r.top;
01276   uint max = min(this->vscroll->GetPosition() + this->vscroll->GetCapacity(), this->vehicles.Length());
01277   for (uint i = this->vscroll->GetPosition(); i < max; ++i) {
01278     const Vehicle *v = this->vehicles[i];
01279     StringID str;
01280 
01281     SetDParam(0, v->GetDisplayProfitThisYear());
01282     SetDParam(1, v->GetDisplayProfitLastYear());
01283 
01284     DrawVehicleImage(v, image_left, image_right, y + FONT_HEIGHT_SMALL - 1, selected_vehicle, 0);
01285     DrawString(text_left, text_right, y + line_height - FONT_HEIGHT_SMALL - WD_FRAMERECT_BOTTOM - 1, STR_VEHICLE_LIST_PROFIT_THIS_YEAR_LAST_YEAR);
01286 
01287     if (v->name != NULL) {
01288       /* The vehicle got a name so we will print it */
01289       SetDParam(0, v->index);
01290       DrawString(text_left, text_right, y, STR_TINY_BLACK_VEHICLE);
01291     } else if (v->group_id != DEFAULT_GROUP) {
01292       /* The vehicle has no name, but is member of a group, so print group name */
01293       SetDParam(0, v->group_id);
01294       DrawString(text_left, text_right, y, STR_TINY_GROUP, TC_BLACK);
01295     }
01296 
01297     if (show_orderlist) DrawSmallOrderList(v, orderlist_left, orderlist_right, y, v->cur_real_order_index);
01298 
01299     if (v->IsInDepot()) {
01300       str = STR_BLUE_COMMA;
01301     } else {
01302       str = (v->age > v->max_age - DAYS_IN_LEAP_YEAR) ? STR_RED_COMMA : STR_BLACK_COMMA;
01303     }
01304 
01305     SetDParam(0, v->unitnumber);
01306     DrawString(left, right, y + 2, str);
01307 
01308     DrawVehicleProfitButton(v, vehicle_button_x, y + FONT_HEIGHT_NORMAL + 3);
01309 
01310     y += line_height;
01311   }
01312 }
01313 
01323 struct VehicleListWindow : public BaseVehicleListWindow {
01324 private:
01326   enum ButtonPlanes {
01327     BP_SHOW_BUTTONS, 
01328     BP_HIDE_BUTTONS, 
01329   };
01330 
01331 public:
01332   VehicleListWindow(const WindowDesc *desc, WindowNumber window_number) : BaseVehicleListWindow(window_number)
01333   {
01334     /* Set up sorting. Make the window-specific _sorting variable
01335      * point to the correct global _sorting struct so we are freed
01336      * from having conditionals during window operation */
01337     switch (this->vli.vtype) {
01338       case VEH_TRAIN:    this->sorting = &_sorting.train; break;
01339       case VEH_ROAD:     this->sorting = &_sorting.roadveh; break;
01340       case VEH_SHIP:     this->sorting = &_sorting.ship; break;
01341       case VEH_AIRCRAFT: this->sorting = &_sorting.aircraft; break;
01342       default: NOT_REACHED();
01343     }
01344 
01345     this->CreateNestedTree(desc);
01346 
01347     this->vscroll = this->GetScrollbar(VLW_WIDGET_SCROLLBAR);
01348 
01349     this->vehicles.SetListing(*this->sorting);
01350     this->vehicles.ForceRebuild();
01351     this->vehicles.NeedResort();
01352     this->BuildVehicleList();
01353     this->SortVehicleList();
01354 
01355     /* Set up the window widgets */
01356     this->GetWidget<NWidgetCore>(VLW_WIDGET_LIST)->tool_tip = STR_VEHICLE_LIST_TRAIN_LIST_TOOLTIP + this->vli.vtype;
01357 
01358     if (this->vli.type == VL_SHARED_ORDERS) {
01359       this->GetWidget<NWidgetCore>(VLW_WIDGET_CAPTION)->widget_data = STR_VEHICLE_LIST_SHARED_ORDERS_LIST_CAPTION;
01360     } else {
01361       this->GetWidget<NWidgetCore>(VLW_WIDGET_CAPTION)->widget_data = STR_VEHICLE_LIST_TRAIN_CAPTION + this->vli.vtype;
01362     }
01363 
01364     this->FinishInitNested(desc, window_number);
01365     this->owner = this->vli.company;
01366 
01367     if (this->vli.vtype == VEH_TRAIN) ResizeWindow(this, 65, 0);
01368   }
01369 
01370   ~VehicleListWindow()
01371   {
01372     *this->sorting = this->vehicles.GetListing();
01373   }
01374 
01375   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01376   {
01377     switch (widget) {
01378       case VLW_WIDGET_LIST:
01379         resize->height = GetVehicleListHeight(this->vli.vtype, 1);
01380 
01381         switch (this->vli.vtype) {
01382           case VEH_TRAIN:
01383           case VEH_ROAD:
01384             size->height = 6 * resize->height;
01385             break;
01386           case VEH_SHIP:
01387           case VEH_AIRCRAFT:
01388             size->height = 4 * resize->height;
01389             break;
01390           default: NOT_REACHED();
01391         }
01392         break;
01393 
01394       case VLW_WIDGET_SORT_ORDER: {
01395         Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
01396         d.width += padding.width + WD_SORTBUTTON_ARROW_WIDTH * 2; // Doubled since the string is centred and it also looks better.
01397         d.height += padding.height;
01398         *size = maxdim(*size, d);
01399         break;
01400       }
01401 
01402       case VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN: {
01403         Dimension d = this->GetActionDropdownSize(this->vli.type == VL_STANDARD, false);
01404         d.height += padding.height;
01405         d.width  += padding.width;
01406         *size = maxdim(*size, d);
01407         break;
01408       }
01409     }
01410   }
01411 
01412   virtual void SetStringParameters(int widget) const
01413   {
01414     switch (widget) {
01415       case VLW_WIDGET_AVAILABLE_VEHICLES:
01416         SetDParam(0, STR_VEHICLE_LIST_AVAILABLE_TRAINS + this->vli.vtype);
01417         break;
01418 
01419       case VLW_WIDGET_CAPTION: {
01420         switch (this->vli.type) {
01421           case VL_SHARED_ORDERS: // Shared Orders
01422             if (this->vehicles.Length() == 0) {
01423               /* We can't open this window without vehicles using this order
01424                * and we should close the window when deleting the order. */
01425               NOT_REACHED();
01426             }
01427             SetDParam(0, this->vscroll->GetCount());
01428             break;
01429 
01430           case VL_STANDARD: // Company Name
01431             SetDParam(0, STR_COMPANY_NAME);
01432             SetDParam(1, this->vli.index);
01433             SetDParam(3, this->vscroll->GetCount());
01434             break;
01435 
01436           case VL_STATION_LIST: // Station/Waypoint Name
01437             SetDParam(0, Station::IsExpected(BaseStation::Get(this->vli.index)) ? STR_STATION_NAME : STR_WAYPOINT_NAME);
01438             SetDParam(1, this->vli.index);
01439             SetDParam(3, this->vscroll->GetCount());
01440             break;
01441 
01442           case VL_DEPOT_LIST:
01443             SetDParam(0, STR_DEPOT_CAPTION);
01444             SetDParam(1, this->vli.vtype);
01445             SetDParam(2, this->vli.index);
01446             SetDParam(3, this->vscroll->GetCount());
01447             break;
01448           default: NOT_REACHED();
01449         }
01450         break;
01451       }
01452     }
01453   }
01454 
01455   virtual void DrawWidget(const Rect &r, int widget) const
01456   {
01457     switch (widget) {
01458       case VLW_WIDGET_SORT_ORDER:
01459         /* draw arrow pointing up/down for ascending/descending sorting */
01460         this->DrawSortButtonState(widget, this->vehicles.IsDescSortOrder() ? SBS_DOWN : SBS_UP);
01461         break;
01462 
01463       case VLW_WIDGET_LIST:
01464         this->DrawVehicleListItems(INVALID_VEHICLE, this->resize.step_height, r);
01465         break;
01466     }
01467   }
01468 
01469   virtual void OnPaint()
01470   {
01471     this->BuildVehicleList();
01472     this->SortVehicleList();
01473 
01474     if (this->vehicles.Length() == 0 && this->IsWidgetLowered(VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN)) {
01475       HideDropDownMenu(this);
01476     }
01477 
01478     /* Hide the widgets that we will not use in this window
01479      * Some windows contains actions only fit for the owner */
01480     int plane_to_show = (this->owner == _local_company) ? BP_SHOW_BUTTONS : BP_HIDE_BUTTONS;
01481     NWidgetStacked *nwi = this->GetWidget<NWidgetStacked>(VLW_WIDGET_HIDE_BUTTONS);
01482     if (plane_to_show != nwi->shown_plane) {
01483       nwi->SetDisplayedPlane(plane_to_show);
01484       nwi->SetDirty(this);
01485     }
01486     if (this->owner == _local_company) {
01487       this->SetWidgetDisabledState(VLW_WIDGET_AVAILABLE_VEHICLES, this->vli.type != VL_STANDARD);
01488       this->SetWidgetsDisabledState(this->vehicles.Length() == 0,
01489         VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN,
01490         VLW_WIDGET_STOP_ALL,
01491         VLW_WIDGET_START_ALL,
01492         WIDGET_LIST_END);
01493     }
01494 
01495     /* Set text of sort by dropdown widget. */
01496     this->GetWidget<NWidgetCore>(VLW_WIDGET_SORT_BY_PULLDOWN)->widget_data = this->vehicle_sorter_names[this->vehicles.SortType()];
01497 
01498     this->DrawWidgets();
01499   }
01500 
01501   virtual void OnClick(Point pt, int widget, int click_count)
01502   {
01503     switch (widget) {
01504       case VLW_WIDGET_SORT_ORDER: // Flip sorting method ascending/descending
01505         this->vehicles.ToggleSortOrder();
01506         this->SetDirty();
01507         break;
01508 
01509       case VLW_WIDGET_SORT_BY_PULLDOWN:// Select sorting criteria dropdown menu
01510         ShowDropDownMenu(this, this->vehicle_sorter_names, this->vehicles.SortType(), VLW_WIDGET_SORT_BY_PULLDOWN, 0,
01511             (this->vli.vtype == VEH_TRAIN || this->vli.vtype == VEH_ROAD) ? 0 : (1 << 10));
01512         return;
01513 
01514       case VLW_WIDGET_LIST: { // Matrix to show vehicles
01515         uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, VLW_WIDGET_LIST);
01516         if (id_v >= this->vehicles.Length()) return; // click out of list bound
01517 
01518         const Vehicle *v = this->vehicles[id_v];
01519         if (!VehicleClicked(v)) ShowVehicleViewWindow(v);
01520         break;
01521       }
01522 
01523       case VLW_WIDGET_AVAILABLE_VEHICLES:
01524         ShowBuildVehicleWindow(INVALID_TILE, this->vli.vtype);
01525         break;
01526 
01527       case VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN: {
01528         DropDownList *list = this->BuildActionDropdownList(VehicleListIdentifier(this->window_number).type == VL_STANDARD, false);
01529         ShowDropDownList(this, list, 0, VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN);
01530         break;
01531       }
01532 
01533       case VLW_WIDGET_STOP_ALL:
01534       case VLW_WIDGET_START_ALL:
01535         DoCommandP(0, (1 << 1) | (widget == VLW_WIDGET_START_ALL ? (1 << 0) : 0), this->window_number, CMD_MASS_START_STOP);
01536         break;
01537     }
01538   }
01539 
01540   virtual void OnDropdownSelect(int widget, int index)
01541   {
01542     switch (widget) {
01543       case VLW_WIDGET_SORT_BY_PULLDOWN:
01544         this->vehicles.SetSortType(index);
01545         break;
01546       case VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN:
01547         assert(this->vehicles.Length() != 0);
01548 
01549         switch (index) {
01550           case ADI_REPLACE: // Replace window
01551             ShowReplaceGroupVehicleWindow(DEFAULT_GROUP, this->vli.vtype);
01552             break;
01553           case ADI_SERVICE: // Send for servicing
01554           case ADI_DEPOT: // Send to Depots
01555             DoCommandP(0, DEPOT_MASS_SEND | (index == ADI_SERVICE ? DEPOT_SERVICE : (DepotCommand)0), this->window_number, GetCmdSendToDepot(this->vli.vtype));
01556             break;
01557 
01558           default: NOT_REACHED();
01559         }
01560         break;
01561       default: NOT_REACHED();
01562     }
01563     this->SetDirty();
01564   }
01565 
01566   virtual void OnTick()
01567   {
01568     if (_pause_mode != PM_UNPAUSED) return;
01569     if (this->vehicles.NeedResort()) {
01570       StationID station = (this->vli.type == VL_STATION_LIST) ? this->vli.index : INVALID_STATION;
01571 
01572       DEBUG(misc, 3, "Periodic resort %d list company %d at station %d", this->vli.vtype, this->owner, station);
01573       this->SetDirty();
01574     }
01575   }
01576 
01577   virtual void OnResize()
01578   {
01579     this->vscroll->SetCapacityFromWidget(this, VLW_WIDGET_LIST);
01580     this->GetWidget<NWidgetCore>(VLW_WIDGET_LIST)->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
01581   }
01582 
01583   virtual void OnInvalidateData(int data)
01584   {
01585     if (HasBit(data, 31) && this->vli.type == VL_SHARED_ORDERS) {
01586       this->vli.index = GB(data, 0, 20);
01587       this->window_number = this->vli.Pack();
01588       this->vehicles.ForceRebuild();
01589       return;
01590     }
01591 
01592     if (data == 0) {
01593       this->vehicles.ForceRebuild();
01594     } else {
01595       this->vehicles.ForceResort();
01596     }
01597   }
01598 };
01599 
01600 static WindowDesc _vehicle_list_desc(
01601   WDP_AUTO, 260, 246,
01602   WC_INVALID, WC_NONE,
01603   WDF_UNCLICK_BUTTONS,
01604   _nested_vehicle_list, lengthof(_nested_vehicle_list)
01605 );
01606 
01607 static void ShowVehicleListWindowLocal(CompanyID company, VehicleListType vlt, VehicleType vehicle_type, uint16 unique_number)
01608 {
01609   if (!Company::IsValidID(company)) {
01610     company = _local_company;
01611     /* This can happen when opening the vehicle list as a spectator.
01612      * While it would be cleaner to check this somewhere else, having
01613      * it here reduces code duplication */
01614     if (!Company::IsValidID(company)) return;
01615     _vehicle_list_desc.flags |= WDF_CONSTRUCTION;
01616   } else {
01617     _vehicle_list_desc.flags &= ~WDF_CONSTRUCTION;
01618   }
01619 
01620   _vehicle_list_desc.cls = GetWindowClassForVehicleType(vehicle_type);
01621   AllocateWindowDescFront<VehicleListWindow>(&_vehicle_list_desc, VehicleListIdentifier(vlt, vehicle_type, company, unique_number).Pack());
01622 }
01623 
01624 void ShowVehicleListWindow(CompanyID company, VehicleType vehicle_type)
01625 {
01626   /* If _settings_client.gui.advanced_vehicle_list > 1, display the Advanced list
01627    * if _settings_client.gui.advanced_vehicle_list == 1, display Advanced list only for local company
01628    * if _ctrl_pressed, do the opposite action (Advanced list x Normal list)
01629    */
01630 
01631   if ((_settings_client.gui.advanced_vehicle_list > (uint)(company != _local_company)) != _ctrl_pressed) {
01632     ShowCompanyGroup(company, vehicle_type);
01633   } else {
01634     ShowVehicleListWindowLocal(company, VL_STANDARD, vehicle_type, company);
01635   }
01636 }
01637 
01638 void ShowVehicleListWindow(const Vehicle *v)
01639 {
01640   ShowVehicleListWindowLocal(v->owner, VL_SHARED_ORDERS, v->type, v->FirstShared()->index);
01641 }
01642 
01643 void ShowVehicleListWindow(CompanyID company, VehicleType vehicle_type, StationID station)
01644 {
01645   ShowVehicleListWindowLocal(company, VL_STATION_LIST, vehicle_type, station);
01646 }
01647 
01648 void ShowVehicleListWindow(CompanyID company, VehicleType vehicle_type, TileIndex depot_tile)
01649 {
01650   uint16 depot_airport_index;
01651 
01652   if (vehicle_type == VEH_AIRCRAFT) {
01653     depot_airport_index = GetStationIndex(depot_tile);
01654   } else {
01655     depot_airport_index = GetDepotIndex(depot_tile);
01656   }
01657   ShowVehicleListWindowLocal(company, VL_DEPOT_LIST, vehicle_type, depot_airport_index);
01658 }
01659 
01660 
01661 /* Unified vehicle GUI - Vehicle Details Window */
01662 
01664 enum VehicleDetailsWindowWidgets {
01665   VLD_WIDGET_CAPTION,
01666   VLD_WIDGET_RENAME_VEHICLE,
01667   VLD_WIDGET_TOP_DETAILS,
01668   VLD_WIDGET_INCREASE_SERVICING_INTERVAL,
01669   VLD_WIDGET_DECREASE_SERVICING_INTERVAL,
01670   VLD_WIDGET_SERVICING_INTERVAL,
01671   VLD_WIDGET_MIDDLE_DETAILS,
01672   VLD_WIDGET_MATRIX,
01673   VLD_WIDGET_SCROLLBAR,
01674   VLD_WIDGET_DETAILS_CARGO_CARRIED,
01675   VLD_WIDGET_DETAILS_TRAIN_VEHICLES,
01676   VLD_WIDGET_DETAILS_CAPACITY_OF_EACH,
01677   VLD_WIDGET_DETAILS_TOTAL_CARGO,
01678 };
01679 
01680 assert_compile(VLD_WIDGET_DETAILS_CARGO_CARRIED    == VLD_WIDGET_DETAILS_CARGO_CARRIED + TDW_TAB_CARGO   );
01681 assert_compile(VLD_WIDGET_DETAILS_TRAIN_VEHICLES   == VLD_WIDGET_DETAILS_CARGO_CARRIED + TDW_TAB_INFO    );
01682 assert_compile(VLD_WIDGET_DETAILS_CAPACITY_OF_EACH == VLD_WIDGET_DETAILS_CARGO_CARRIED + TDW_TAB_CAPACITY);
01683 assert_compile(VLD_WIDGET_DETAILS_TOTAL_CARGO      == VLD_WIDGET_DETAILS_CARGO_CARRIED + TDW_TAB_TOTALS  );
01684 
01686 static const NWidgetPart _nested_nontrain_vehicle_details_widgets[] = {
01687   NWidget(NWID_HORIZONTAL),
01688     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01689     NWidget(WWT_CAPTION, COLOUR_GREY, VLD_WIDGET_CAPTION), SetDataTip(STR_VEHICLE_DETAILS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01690     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 */),
01691     NWidget(WWT_SHADEBOX, COLOUR_GREY),
01692     NWidget(WWT_STICKYBOX, COLOUR_GREY),
01693   EndContainer(),
01694   NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_TOP_DETAILS), SetMinimalSize(405, 42), SetResize(1, 0), EndContainer(),
01695   NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_MIDDLE_DETAILS), SetMinimalSize(405, 45), SetResize(1, 0), EndContainer(),
01696   NWidget(NWID_HORIZONTAL),
01697     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, VLD_WIDGET_DECREASE_SERVICING_INTERVAL), SetFill(0, 1),
01698         SetDataTip(AWV_DECREASE, STR_VEHICLE_DETAILS_DECREASE_SERVICING_INTERVAL_TOOLTIP),
01699     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, VLD_WIDGET_INCREASE_SERVICING_INTERVAL), SetFill(0, 1),
01700         SetDataTip(AWV_INCREASE, STR_VEHICLE_DETAILS_INCREASE_SERVICING_INTERVAL_TOOLTIP),
01701     NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_SERVICING_INTERVAL), SetFill(1, 1), SetResize(1, 0), EndContainer(),
01702     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
01703   EndContainer(),
01704 };
01705 
01707 static const NWidgetPart _nested_train_vehicle_details_widgets[] = {
01708   NWidget(NWID_HORIZONTAL),
01709     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01710     NWidget(WWT_CAPTION, COLOUR_GREY, VLD_WIDGET_CAPTION), SetDataTip(STR_VEHICLE_DETAILS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01711     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 */),
01712     NWidget(WWT_SHADEBOX, COLOUR_GREY),
01713     NWidget(WWT_STICKYBOX, COLOUR_GREY),
01714   EndContainer(),
01715   NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_TOP_DETAILS), SetResize(1, 0), SetMinimalSize(405, 42), EndContainer(),
01716   NWidget(NWID_HORIZONTAL),
01717     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),
01718     NWidget(NWID_VSCROLLBAR, COLOUR_GREY, VLD_WIDGET_SCROLLBAR),
01719   EndContainer(),
01720   NWidget(NWID_HORIZONTAL),
01721     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, VLD_WIDGET_DECREASE_SERVICING_INTERVAL), SetFill(0, 1),
01722         SetDataTip(AWV_DECREASE, STR_VEHICLE_DETAILS_DECREASE_SERVICING_INTERVAL_TOOLTIP),
01723     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, VLD_WIDGET_INCREASE_SERVICING_INTERVAL), SetFill(0, 1),
01724         SetDataTip(AWV_INCREASE, STR_VEHICLE_DETAILS_DECREASE_SERVICING_INTERVAL_TOOLTIP),
01725     NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_SERVICING_INTERVAL), SetFill(1, 1), SetResize(1, 0), EndContainer(),
01726   EndContainer(),
01727   NWidget(NWID_HORIZONTAL),
01728     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_DETAILS_CARGO_CARRIED), SetMinimalSize(96, 12),
01729         SetDataTip(STR_VEHICLE_DETAIL_TAB_CARGO, STR_VEHICLE_DETAILS_TRAIN_CARGO_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01730     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_DETAILS_TRAIN_VEHICLES), SetMinimalSize(99, 12),
01731         SetDataTip(STR_VEHICLE_DETAIL_TAB_INFORMATION, STR_VEHICLE_DETAILS_TRAIN_INFORMATION_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01732     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_DETAILS_CAPACITY_OF_EACH), SetMinimalSize(99, 12),
01733         SetDataTip(STR_VEHICLE_DETAIL_TAB_CAPACITIES, STR_VEHICLE_DETAILS_TRAIN_CAPACITIES_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01734     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_DETAILS_TOTAL_CARGO), SetMinimalSize(99, 12),
01735         SetDataTip(STR_VEHICLE_DETAIL_TAB_TOTAL_CARGO, STR_VEHICLE_DETAILS_TRAIN_TOTAL_CARGO_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01736     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
01737   EndContainer(),
01738 };
01739 
01740 
01741 extern int GetTrainDetailsWndVScroll(VehicleID veh_id, TrainDetailsWindowTabs det_tab);
01742 extern void DrawTrainDetails(const Train *v, int left, int right, int y, int vscroll_pos, uint16 vscroll_cap, TrainDetailsWindowTabs det_tab);
01743 extern void DrawRoadVehDetails(const Vehicle *v, int left, int right, int y);
01744 extern void DrawShipDetails(const Vehicle *v, int left, int right, int y);
01745 extern void DrawAircraftDetails(const Aircraft *v, int left, int right, int y);
01746 
01748 struct VehicleDetailsWindow : Window {
01749   TrainDetailsWindowTabs tab; 
01750   Scrollbar *vscroll;
01751 
01753   VehicleDetailsWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
01754   {
01755     const Vehicle *v = Vehicle::Get(window_number);
01756 
01757     this->CreateNestedTree(desc);
01758     this->vscroll = (v->type == VEH_TRAIN ? this->GetScrollbar(VLD_WIDGET_SCROLLBAR) : NULL);
01759     this->FinishInitNested(desc, window_number);
01760 
01761     this->GetWidget<NWidgetCore>(VLD_WIDGET_RENAME_VEHICLE)->tool_tip = STR_VEHICLE_DETAILS_TRAIN_RENAME + v->type;
01762 
01763     this->owner = v->owner;
01764     this->tab = TDW_TAB_CARGO;
01765   }
01766 
01767   virtual void OnInvalidateData(int data)
01768   {
01769     const Vehicle *v = Vehicle::Get(this->window_number);
01770     if (v->type == VEH_ROAD) {
01771       const NWidgetBase *nwid_info = this->GetWidget<NWidgetBase>(VLD_WIDGET_MIDDLE_DETAILS);
01772       uint aimed_height = this->GetRoadVehDetailsHeight(v);
01773       /* If the number of articulated parts changes, the size of the window must change too. */
01774       if (aimed_height != nwid_info->current_y) {
01775         this->ReInit();
01776       }
01777     }
01778   }
01779 
01785   uint GetRoadVehDetailsHeight(const Vehicle *v)
01786   {
01787     uint desired_height;
01788     if (v->HasArticulatedPart()) {
01789       /* An articulated RV has its text drawn under the sprite instead of after it, hence 15 pixels extra. */
01790       desired_height = WD_FRAMERECT_TOP + 15 + 3 * FONT_HEIGHT_NORMAL + 2 + WD_FRAMERECT_BOTTOM;
01791       /* Add space for the cargo amount for each part. */
01792       for (const Vehicle *u = v; u != NULL; u = u->Next()) {
01793         if (u->cargo_cap != 0) desired_height += FONT_HEIGHT_NORMAL + 1;
01794       }
01795     } else {
01796       desired_height = WD_FRAMERECT_TOP + 4 * FONT_HEIGHT_NORMAL + 3 + WD_FRAMERECT_BOTTOM;
01797     }
01798     return desired_height;
01799   }
01800 
01801   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01802   {
01803     switch (widget) {
01804       case VLD_WIDGET_TOP_DETAILS: {
01805         Dimension dim = { 0, 0 };
01806         size->height = WD_FRAMERECT_TOP + 4 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM;
01807 
01808         for (uint i = 0; i < 4; i++) SetDParam(i, INT16_MAX);
01809         static const StringID info_strings[] = {
01810           STR_VEHICLE_INFO_MAX_SPEED,
01811           STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED,
01812           STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED_MAX_TE,
01813           STR_VEHICLE_INFO_PROFIT_THIS_YEAR_LAST_YEAR,
01814           STR_VEHICLE_INFO_RELIABILITY_BREAKDOWNS
01815         };
01816         for (uint i = 0; i < lengthof(info_strings); i++) {
01817           dim = maxdim(dim, GetStringBoundingBox(info_strings[i]));
01818         }
01819         SetDParam(0, STR_VEHICLE_INFO_AGE);
01820         dim = maxdim(dim, GetStringBoundingBox(STR_VEHICLE_INFO_AGE_RUNNING_COST_YR));
01821         size->width = dim.width + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
01822         break;
01823       }
01824 
01825       case VLD_WIDGET_MIDDLE_DETAILS: {
01826         const Vehicle *v = Vehicle::Get(this->window_number);
01827         switch (v->type) {
01828           case VEH_ROAD:
01829             size->height = this->GetRoadVehDetailsHeight(v);
01830             break;
01831 
01832           case VEH_SHIP:
01833             size->height = WD_FRAMERECT_TOP + 4 * FONT_HEIGHT_NORMAL + 3 + WD_FRAMERECT_BOTTOM;
01834             break;
01835 
01836           case VEH_AIRCRAFT:
01837             size->height = WD_FRAMERECT_TOP + 5 * FONT_HEIGHT_NORMAL + 4 + WD_FRAMERECT_BOTTOM;
01838             break;
01839 
01840           default:
01841             NOT_REACHED(); // Train uses VLD_WIDGET_MATRIX instead.
01842         }
01843         break;
01844       }
01845 
01846       case VLD_WIDGET_MATRIX:
01847         resize->height = WD_MATRIX_TOP + FONT_HEIGHT_NORMAL + WD_MATRIX_BOTTOM;
01848         size->height = 4 * resize->height;
01849         break;
01850 
01851       case VLD_WIDGET_SERVICING_INTERVAL:
01852         SetDParam(0, 9999); // Roughly the maximum interval
01853         SetDParam(1, MAX_YEAR * DAYS_IN_YEAR); // Roughly the maximum year
01854         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;
01855         size->height = WD_FRAMERECT_TOP + FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM;
01856         break;
01857     }
01858   }
01859 
01861   static bool IsVehicleServiceIntervalEnabled(const VehicleType vehicle_type, CompanyID company_id)
01862   {
01863     const VehicleDefaultSettings *vds = &Company::Get(company_id)->settings.vehicle;
01864     switch (vehicle_type) {
01865       default: NOT_REACHED();
01866       case VEH_TRAIN:    return vds->servint_trains   != 0;
01867       case VEH_ROAD:     return vds->servint_roadveh  != 0;
01868       case VEH_SHIP:     return vds->servint_ships    != 0;
01869       case VEH_AIRCRAFT: return vds->servint_aircraft != 0;
01870     }
01871   }
01872 
01884   static void DrawVehicleDetails(const Vehicle *v, int left, int right, int y, int vscroll_pos, uint vscroll_cap, TrainDetailsWindowTabs det_tab)
01885   {
01886     switch (v->type) {
01887       case VEH_TRAIN:    DrawTrainDetails(Train::From(v), left, right, y, vscroll_pos, vscroll_cap, det_tab);  break;
01888       case VEH_ROAD:     DrawRoadVehDetails(v, left, right, y);  break;
01889       case VEH_SHIP:     DrawShipDetails(v, left, right, y);     break;
01890       case VEH_AIRCRAFT: DrawAircraftDetails(Aircraft::From(v), left, right, y); break;
01891       default: NOT_REACHED();
01892     }
01893   }
01894 
01895   virtual void SetStringParameters(int widget) const
01896   {
01897     if (widget == VLD_WIDGET_CAPTION) SetDParam(0, Vehicle::Get(this->window_number)->index);
01898   }
01899 
01900   virtual void DrawWidget(const Rect &r, int widget) const
01901   {
01902     const Vehicle *v = Vehicle::Get(this->window_number);
01903 
01904     switch (widget) {
01905       case VLD_WIDGET_TOP_DETAILS: {
01906         int y = r.top + WD_FRAMERECT_TOP;
01907 
01908         /* Draw running cost */
01909         SetDParam(1, v->age / DAYS_IN_LEAP_YEAR);
01910         SetDParam(0, (v->age + DAYS_IN_YEAR < v->max_age) ? STR_VEHICLE_INFO_AGE : STR_VEHICLE_INFO_AGE_RED);
01911         SetDParam(2, v->max_age / DAYS_IN_LEAP_YEAR);
01912         SetDParam(3, v->GetDisplayRunningCost());
01913         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_VEHICLE_INFO_AGE_RUNNING_COST_YR);
01914         y += FONT_HEIGHT_NORMAL;
01915 
01916         /* Draw max speed */
01917         StringID string;
01918         if (v->type == VEH_TRAIN ||
01919             (v->type == VEH_ROAD && _settings_game.vehicle.roadveh_acceleration_model != AM_ORIGINAL)) {
01920           const GroundVehicleCache *gcache = v->GetGroundVehicleCache();
01921           SetDParam(2, v->GetDisplayMaxSpeed());
01922           SetDParam(1, gcache->cached_power);
01923           SetDParam(0, gcache->cached_weight);
01924           SetDParam(3, gcache->cached_max_te / 1000);
01925           if (v->type == VEH_TRAIN && (_settings_game.vehicle.train_acceleration_model == AM_ORIGINAL ||
01926               GetRailTypeInfo(Train::From(v)->railtype)->acceleration_type == 2)) {
01927             string = STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED;
01928           } else {
01929             string = STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED_MAX_TE;
01930           }
01931         } else {
01932           SetDParam(0, v->GetDisplayMaxSpeed());
01933           string = STR_VEHICLE_INFO_MAX_SPEED;
01934         }
01935         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, string);
01936         y += FONT_HEIGHT_NORMAL;
01937 
01938         /* Draw profit */
01939         SetDParam(0, v->GetDisplayProfitThisYear());
01940         SetDParam(1, v->GetDisplayProfitLastYear());
01941         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_VEHICLE_INFO_PROFIT_THIS_YEAR_LAST_YEAR);
01942         y += FONT_HEIGHT_NORMAL;
01943 
01944         /* Draw breakdown & reliability */
01945         SetDParam(0, ToPercent16(v->reliability));
01946         SetDParam(1, v->breakdowns_since_last_service);
01947         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_VEHICLE_INFO_RELIABILITY_BREAKDOWNS);
01948         break;
01949       }
01950 
01951       case VLD_WIDGET_MATRIX:
01952         /* For trains only. */
01953         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);
01954         break;
01955 
01956       case VLD_WIDGET_MIDDLE_DETAILS: {
01957         /* For other vehicles, at the place of the matrix. */
01958         bool rtl = _current_text_dir == TD_RTL;
01959         uint sprite_width = max<uint>(GetSprite(v->GetImage(rtl ? DIR_E : DIR_W), ST_NORMAL)->width, 70U) + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
01960 
01961         uint text_left  = r.left  + (rtl ? 0 : sprite_width);
01962         uint text_right = r.right - (rtl ? sprite_width : 0);
01963 
01964         /* Articulated road vehicles use a complete line. */
01965         if (v->type == VEH_ROAD && v->HasArticulatedPart()) {
01966           DrawVehicleImage(v, r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, INVALID_VEHICLE, 0);
01967         } else {
01968           uint sprite_left  = rtl ? text_right : r.left;
01969           uint sprite_right = rtl ? r.right : text_left;
01970 
01971           DrawVehicleImage(v, sprite_left + WD_FRAMERECT_LEFT, sprite_right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, INVALID_VEHICLE, 0);
01972         }
01973         DrawVehicleDetails(v, text_left + WD_FRAMERECT_LEFT, text_right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, 0, 0, this->tab);
01974         break;
01975       }
01976 
01977       case VLD_WIDGET_SERVICING_INTERVAL:
01978         /* Draw service interval text */
01979         SetDParam(0, v->service_interval);
01980         SetDParam(1, v->date_of_last_service);
01981         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + (r.bottom - r.top + 1 - FONT_HEIGHT_NORMAL) / 2,
01982             Company::Get(v->owner)->settings.vehicle.servint_ispercent ? STR_VEHICLE_DETAILS_SERVICING_INTERVAL_PERCENT : STR_VEHICLE_DETAILS_SERVICING_INTERVAL_DAYS);
01983         break;
01984     }
01985   }
01986 
01988   virtual void OnPaint()
01989   {
01990     const Vehicle *v = Vehicle::Get(this->window_number);
01991 
01992     this->SetWidgetDisabledState(VLD_WIDGET_RENAME_VEHICLE, v->owner != _local_company);
01993 
01994     if (v->type == VEH_TRAIN) {
01995       this->DisableWidget(this->tab + VLD_WIDGET_DETAILS_CARGO_CARRIED);
01996       this->vscroll->SetCount(GetTrainDetailsWndVScroll(v->index, this->tab));
01997     }
01998 
01999     /* Disable service-scroller when interval is set to disabled */
02000     this->SetWidgetsDisabledState(!IsVehicleServiceIntervalEnabled(v->type, v->owner),
02001       VLD_WIDGET_INCREASE_SERVICING_INTERVAL,
02002       VLD_WIDGET_DECREASE_SERVICING_INTERVAL,
02003       WIDGET_LIST_END);
02004 
02005     this->DrawWidgets();
02006   }
02007 
02008   virtual void OnClick(Point pt, int widget, int click_count)
02009   {
02010     switch (widget) {
02011       case VLD_WIDGET_RENAME_VEHICLE: { // rename
02012         const Vehicle *v = Vehicle::Get(this->window_number);
02013         SetDParam(0, v->index);
02014         ShowQueryString(STR_VEHICLE_NAME, STR_QUERY_RENAME_TRAIN_CAPTION + v->type,
02015             MAX_LENGTH_VEHICLE_NAME_CHARS, MAX_LENGTH_VEHICLE_NAME_PIXELS, this, CS_ALPHANUMERAL, QSF_ENABLE_DEFAULT | QSF_LEN_IN_CHARS);
02016         break;
02017       }
02018 
02019       case VLD_WIDGET_INCREASE_SERVICING_INTERVAL:   // increase int
02020       case VLD_WIDGET_DECREASE_SERVICING_INTERVAL: { // decrease int
02021         int mod = _ctrl_pressed ? 5 : 10;
02022         const Vehicle *v = Vehicle::Get(this->window_number);
02023 
02024         mod = (widget == VLD_WIDGET_DECREASE_SERVICING_INTERVAL) ? -mod : mod;
02025         mod = GetServiceIntervalClamped(mod + v->service_interval, v->owner);
02026         if (mod == v->service_interval) return;
02027 
02028         DoCommandP(v->tile, v->index, mod, CMD_CHANGE_SERVICE_INT | CMD_MSG(STR_ERROR_CAN_T_CHANGE_SERVICING));
02029         break;
02030       }
02031 
02032       case VLD_WIDGET_DETAILS_CARGO_CARRIED:
02033       case VLD_WIDGET_DETAILS_TRAIN_VEHICLES:
02034       case VLD_WIDGET_DETAILS_CAPACITY_OF_EACH:
02035       case VLD_WIDGET_DETAILS_TOTAL_CARGO:
02036         this->SetWidgetsDisabledState(false,
02037           VLD_WIDGET_DETAILS_CARGO_CARRIED,
02038           VLD_WIDGET_DETAILS_TRAIN_VEHICLES,
02039           VLD_WIDGET_DETAILS_CAPACITY_OF_EACH,
02040           VLD_WIDGET_DETAILS_TOTAL_CARGO,
02041           widget,
02042           WIDGET_LIST_END);
02043 
02044         this->tab = (TrainDetailsWindowTabs)(widget - VLD_WIDGET_DETAILS_CARGO_CARRIED);
02045         this->SetDirty();
02046         break;
02047     }
02048   }
02049 
02050   virtual void OnQueryTextFinished(char *str)
02051   {
02052     if (str == NULL) return;
02053 
02054     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);
02055   }
02056 
02057   virtual void OnResize()
02058   {
02059     NWidgetCore *nwi = this->GetWidget<NWidgetCore>(VLD_WIDGET_MATRIX);
02060     if (nwi != NULL) {
02061       this->vscroll->SetCapacityFromWidget(this, VLD_WIDGET_MATRIX);
02062       nwi->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
02063     }
02064   }
02065 };
02066 
02068 static const WindowDesc _train_vehicle_details_desc(
02069   WDP_AUTO, 405, 178,
02070   WC_VEHICLE_DETAILS, WC_VEHICLE_VIEW,
02071   WDF_UNCLICK_BUTTONS,
02072   _nested_train_vehicle_details_widgets, lengthof(_nested_train_vehicle_details_widgets)
02073 );
02074 
02076 static const WindowDesc _nontrain_vehicle_details_desc(
02077   WDP_AUTO, 405, 113,
02078   WC_VEHICLE_DETAILS, WC_VEHICLE_VIEW,
02079   WDF_UNCLICK_BUTTONS,
02080   _nested_nontrain_vehicle_details_widgets, lengthof(_nested_nontrain_vehicle_details_widgets)
02081 );
02082 
02084 static void ShowVehicleDetailsWindow(const Vehicle *v)
02085 {
02086   DeleteWindowById(WC_VEHICLE_ORDERS, v->index, false);
02087   DeleteWindowById(WC_VEHICLE_TIMETABLE, v->index, false);
02088   AllocateWindowDescFront<VehicleDetailsWindow>((v->type == VEH_TRAIN) ? &_train_vehicle_details_desc : &_nontrain_vehicle_details_desc, v->index);
02089 }
02090 
02091 
02092 /* Unified vehicle GUI - Vehicle View Window */
02093 
02095 static const NWidgetPart _nested_vehicle_view_widgets[] = {
02096   NWidget(NWID_HORIZONTAL),
02097     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
02098     NWidget(WWT_CAPTION, COLOUR_GREY, VVW_WIDGET_CAPTION), SetDataTip(STR_VEHICLE_VIEW_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
02099     NWidget(WWT_DEBUGBOX, COLOUR_GREY),
02100     NWidget(WWT_SHADEBOX, COLOUR_GREY),
02101     NWidget(WWT_STICKYBOX, COLOUR_GREY),
02102   EndContainer(),
02103   NWidget(NWID_HORIZONTAL),
02104     NWidget(WWT_PANEL, COLOUR_GREY),
02105       NWidget(WWT_INSET, COLOUR_GREY), SetPadding(2, 2, 2, 2),
02106         NWidget(NWID_VIEWPORT, INVALID_COLOUR, VVW_WIDGET_VIEWPORT), SetMinimalSize(226, 84), SetResize(1, 1), SetPadding(1, 1, 1, 1),
02107       EndContainer(),
02108     EndContainer(),
02109     NWidget(NWID_VERTICAL),
02110       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_CENTER_MAIN_VIEH), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(SPR_CENTRE_VIEW_VEHICLE, 0x0 /* filled later */),
02111       NWidget(NWID_SELECTION, INVALID_COLOUR, VVW_WIDGET_SELECT_DEPOT_CLONE),
02112         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_GOTO_DEPOT), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(0x0 /* filled later */, 0x0 /* filled later */),
02113         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_CLONE_VEH), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(0x0 /* filled later */, 0x0 /* filled later */),
02114       EndContainer(),
02115       /* For trains only, 'ignore signal' button. */
02116       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_FORCE_PROCEED), SetMinimalSize(18, 18), SetFill(1, 1),
02117                       SetDataTip(SPR_IGNORE_SIGNALS, STR_VEHICLE_VIEW_TRAIN_IGNORE_SIGNAL_TOOLTIP),
02118       NWidget(NWID_SELECTION, INVALID_COLOUR, VVW_WIDGET_SELECT_REFIT_TURN),
02119         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_REFIT_VEH), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(SPR_REFIT_VEHICLE, 0x0 /* filled later */),
02120         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_TURN_AROUND), SetMinimalSize(18, 18), SetFill(1, 1),
02121                         SetDataTip(SPR_FORCE_VEHICLE_TURN, STR_VEHICLE_VIEW_ROAD_VEHICLE_REVERSE_TOOLTIP),
02122       EndContainer(),
02123       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_SHOW_ORDERS), SetFill(1, 1), SetMinimalSize(18, 18), SetDataTip(SPR_SHOW_ORDERS, 0x0 /* filled later */),
02124       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_SHOW_DETAILS), SetFill(1, 1), SetMinimalSize(18, 18), SetDataTip(SPR_SHOW_VEHICLE_DETAILS, 0x0 /* filled later */),
02125       NWidget(WWT_PANEL, COLOUR_GREY), SetFill(1, 1), SetMinimalSize(18, 0), SetResize(0, 1), EndContainer(),
02126     EndContainer(),
02127   EndContainer(),
02128   NWidget(NWID_HORIZONTAL),
02129     NWidget(WWT_PUSHBTN, COLOUR_GREY, VVW_WIDGET_START_STOP_VEH), SetMinimalTextLines(1, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM), SetResize(1, 0), SetFill(1, 0),
02130     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
02131   EndContainer(),
02132 };
02133 
02135 static const WindowDesc _vehicle_view_desc(
02136   WDP_AUTO, 250, 116,
02137   WC_VEHICLE_VIEW, WC_NONE,
02138   WDF_UNCLICK_BUTTONS,
02139   _nested_vehicle_view_widgets, lengthof(_nested_vehicle_view_widgets)
02140 );
02141 
02146 static const WindowDesc _train_view_desc(
02147   WDP_AUTO, 250, 134,
02148   WC_VEHICLE_VIEW, WC_NONE,
02149   WDF_UNCLICK_BUTTONS,
02150   _nested_vehicle_view_widgets, lengthof(_nested_vehicle_view_widgets)
02151 );
02152 
02153 
02154 /* Just to make sure, nobody has changed the vehicle type constants, as we are
02155    using them for array indexing in a number of places here. */
02156 assert_compile(VEH_TRAIN == 0);
02157 assert_compile(VEH_ROAD == 1);
02158 assert_compile(VEH_SHIP == 2);
02159 assert_compile(VEH_AIRCRAFT == 3);
02160 
02162 static const ZoomLevel _vehicle_view_zoom_levels[] = {
02163   ZOOM_LVL_TRAIN,
02164   ZOOM_LVL_ROADVEH,
02165   ZOOM_LVL_SHIP,
02166   ZOOM_LVL_AIRCRAFT,
02167 };
02168 
02169 /* Constants for geometry of vehicle view viewport */
02170 static const int VV_INITIAL_VIEWPORT_WIDTH = 226;
02171 static const int VV_INITIAL_VIEWPORT_HEIGHT = 84;
02172 static const int VV_INITIAL_VIEWPORT_HEIGHT_TRAIN = 102;
02173 
02175 enum VehicleCommandTranslation {
02176   VCT_CMD_START_STOP = 0,
02177   VCT_CMD_CLONE_VEH,
02178   VCT_CMD_TURN_AROUND,
02179 };
02180 
02182 static const uint32 _vehicle_command_translation_table[][4] = {
02183   { // VCT_CMD_START_STOP
02184     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_TRAIN),
02185     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_ROAD_VEHICLE),
02186     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_SHIP),
02187     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_AIRCRAFT)
02188   },
02189   { // VCT_CMD_CLONE_VEH
02190     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_TRAIN),
02191     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_ROAD_VEHICLE),
02192     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_SHIP),
02193     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_AIRCRAFT)
02194   },
02195   { // VCT_CMD_TURN_AROUND
02196     CMD_REVERSE_TRAIN_DIRECTION | CMD_MSG(STR_ERROR_CAN_T_REVERSE_DIRECTION_TRAIN),
02197     CMD_TURN_ROADVEH            | CMD_MSG(STR_ERROR_CAN_T_MAKE_ROAD_VEHICLE_TURN),
02198     0xffffffff, // invalid for ships
02199     0xffffffff  // invalid for aircrafts
02200   },
02201 };
02202 
02210 void CcStartStopVehicle(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
02211 {
02212   if (result.Failed()) return;
02213 
02214   const Vehicle *v = Vehicle::GetIfValid(p1);
02215   if (v == NULL || !v->IsPrimaryVehicle() || v->owner != _local_company) return;
02216 
02217   StringID msg = (v->vehstatus & VS_STOPPED) ? STR_VEHICLE_COMMAND_STOPPED : STR_VEHICLE_COMMAND_STARTED;
02218   Point pt = RemapCoords(v->x_pos, v->y_pos, v->z_pos);
02219   AddTextEffect(msg, pt.x, pt.y, DAY_TICKS, TE_RISING);
02220 }
02221 
02227 void StartStopVehicle(const Vehicle *v, bool texteffect)
02228 {
02229   assert(v->IsPrimaryVehicle());
02230   DoCommandP(v->tile, v->index, 0, _vehicle_command_translation_table[VCT_CMD_START_STOP][v->type], texteffect ? CcStartStopVehicle : NULL);
02231 }
02232 
02234 static bool IsVehicleRefitable(const Vehicle *v)
02235 {
02236   if (!v->IsStoppedInDepot()) return false;
02237 
02238   do {
02239     if (IsEngineRefittable(v->engine_type)) return true;
02240   } while (v->IsGroundVehicle() && (v = v->Next()) != NULL);
02241 
02242   return false;
02243 }
02244 
02246 struct VehicleViewWindow : Window {
02247 private:
02249   enum PlaneSelections {
02250     SEL_DC_GOTO_DEPOT,  
02251     SEL_DC_CLONE,       
02252 
02253     SEL_RT_REFIT,       
02254     SEL_RT_TURN_AROUND, 
02255 
02256     SEL_DC_BASEPLANE = SEL_DC_GOTO_DEPOT, 
02257     SEL_RT_BASEPLANE = SEL_RT_REFIT,      
02258   };
02259 
02264   void SelectPlane(PlaneSelections plane)
02265   {
02266     switch (plane) {
02267       case SEL_DC_GOTO_DEPOT:
02268       case SEL_DC_CLONE:
02269         this->GetWidget<NWidgetStacked>(VVW_WIDGET_SELECT_DEPOT_CLONE)->SetDisplayedPlane(plane - SEL_DC_BASEPLANE);
02270         break;
02271 
02272       case SEL_RT_REFIT:
02273       case SEL_RT_TURN_AROUND:
02274         this->GetWidget<NWidgetStacked>(VVW_WIDGET_SELECT_REFIT_TURN)->SetDisplayedPlane(plane - SEL_RT_BASEPLANE);
02275         break;
02276 
02277       default:
02278         NOT_REACHED();
02279     }
02280   }
02281 
02282 public:
02283   VehicleViewWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
02284   {
02285     this->CreateNestedTree(desc);
02286 
02287     /* Sprites for the 'send to depot' button indexed by vehicle type. */
02288     static const SpriteID vehicle_view_goto_depot_sprites[] = {
02289       SPR_SEND_TRAIN_TODEPOT,
02290       SPR_SEND_ROADVEH_TODEPOT,
02291       SPR_SEND_SHIP_TODEPOT,
02292       SPR_SEND_AIRCRAFT_TODEPOT,
02293     };
02294     const Vehicle *v = Vehicle::Get(window_number);
02295     this->GetWidget<NWidgetCore>(VVW_WIDGET_GOTO_DEPOT)->widget_data = vehicle_view_goto_depot_sprites[v->type];
02296 
02297     /* Sprites for the 'clone vehicle' button indexed by vehicle type. */
02298     static const SpriteID vehicle_view_clone_sprites[] = {
02299       SPR_CLONE_TRAIN,
02300       SPR_CLONE_ROADVEH,
02301       SPR_CLONE_SHIP,
02302       SPR_CLONE_AIRCRAFT,
02303     };
02304     this->GetWidget<NWidgetCore>(VVW_WIDGET_CLONE_VEH)->widget_data = vehicle_view_clone_sprites[v->type];
02305 
02306     switch (v->type) {
02307       case VEH_TRAIN:
02308         this->GetWidget<NWidgetCore>(VVW_WIDGET_TURN_AROUND)->tool_tip = STR_VEHICLE_VIEW_TRAIN_REVERSE_TOOLTIP;
02309         break;
02310 
02311       case VEH_ROAD:
02312         break;
02313 
02314       case VEH_SHIP:
02315       case VEH_AIRCRAFT:
02316         this->SelectPlane(SEL_RT_REFIT);
02317         break;
02318 
02319       default: NOT_REACHED();
02320     }
02321     this->FinishInitNested(desc, window_number);
02322     this->owner = v->owner;
02323     this->GetWidget<NWidgetViewport>(VVW_WIDGET_VIEWPORT)->InitializeViewport(this, this->window_number | (1 << 31), _vehicle_view_zoom_levels[v->type]);
02324 
02325     this->GetWidget<NWidgetCore>(VVW_WIDGET_START_STOP_VEH)->tool_tip   = STR_VEHICLE_VIEW_TRAIN_STATE_START_STOP_TOOLTIP + v->type;
02326     this->GetWidget<NWidgetCore>(VVW_WIDGET_CENTER_MAIN_VIEH)->tool_tip = STR_VEHICLE_VIEW_TRAIN_LOCATION_TOOLTIP + v->type;
02327     this->GetWidget<NWidgetCore>(VVW_WIDGET_REFIT_VEH)->tool_tip        = STR_VEHICLE_VIEW_TRAIN_REFIT_TOOLTIP + v->type;
02328     this->GetWidget<NWidgetCore>(VVW_WIDGET_GOTO_DEPOT)->tool_tip       = STR_VEHICLE_VIEW_TRAIN_SEND_TO_DEPOT_TOOLTIP + v->type;
02329     this->GetWidget<NWidgetCore>(VVW_WIDGET_SHOW_ORDERS)->tool_tip      = STR_VEHICLE_VIEW_TRAIN_ORDERS_TOOLTIP + v->type;
02330     this->GetWidget<NWidgetCore>(VVW_WIDGET_SHOW_DETAILS)->tool_tip     = STR_VEHICLE_VIEW_TRAIN_SHOW_DETAILS_TOOLTIP + v->type;
02331     this->GetWidget<NWidgetCore>(VVW_WIDGET_CLONE_VEH)->tool_tip        = STR_VEHICLE_VIEW_CLONE_TRAIN_INFO + v->type;
02332   }
02333 
02334   ~VehicleViewWindow()
02335   {
02336     DeleteWindowById(WC_VEHICLE_ORDERS, this->window_number, false);
02337     DeleteWindowById(WC_VEHICLE_REFIT, this->window_number, false);
02338     DeleteWindowById(WC_VEHICLE_DETAILS, this->window_number, false);
02339     DeleteWindowById(WC_VEHICLE_TIMETABLE, this->window_number, false);
02340   }
02341 
02342   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
02343   {
02344     const Vehicle *v = Vehicle::Get(this->window_number);
02345     switch (widget) {
02346       case VVW_WIDGET_FORCE_PROCEED:
02347         if (v->type != VEH_TRAIN) {
02348           size->height = 0;
02349           size->width = 0;
02350         }
02351         break;
02352 
02353       case VVW_WIDGET_VIEWPORT:
02354         size->width = VV_INITIAL_VIEWPORT_WIDTH;
02355         size->height = (v->type == VEH_TRAIN) ? VV_INITIAL_VIEWPORT_HEIGHT_TRAIN : VV_INITIAL_VIEWPORT_HEIGHT;
02356         break;
02357     }
02358   }
02359 
02360   virtual void OnPaint()
02361   {
02362     const Vehicle *v = Vehicle::Get(this->window_number);
02363     bool is_localcompany = v->owner == _local_company;
02364     bool refitable_and_stopped_in_depot = IsVehicleRefitable(v);
02365 
02366     this->SetWidgetDisabledState(VVW_WIDGET_GOTO_DEPOT, !is_localcompany);
02367     this->SetWidgetDisabledState(VVW_WIDGET_REFIT_VEH, !refitable_and_stopped_in_depot || !is_localcompany);
02368     this->SetWidgetDisabledState(VVW_WIDGET_CLONE_VEH, !is_localcompany);
02369 
02370     if (v->type == VEH_TRAIN) {
02371       this->SetWidgetLoweredState(VVW_WIDGET_FORCE_PROCEED, Train::From(v)->force_proceed == TFP_SIGNAL);
02372       this->SetWidgetDisabledState(VVW_WIDGET_FORCE_PROCEED, !is_localcompany);
02373       this->SetWidgetDisabledState(VVW_WIDGET_TURN_AROUND, !is_localcompany);
02374     }
02375 
02376     this->DrawWidgets();
02377   }
02378 
02379   virtual void SetStringParameters(int widget) const
02380   {
02381     if (widget != VVW_WIDGET_CAPTION) return;
02382 
02383     const Vehicle *v = Vehicle::Get(this->window_number);
02384     SetDParam(0, v->index);
02385   }
02386 
02387   virtual void DrawWidget(const Rect &r, int widget) const
02388   {
02389     if (widget != VVW_WIDGET_START_STOP_VEH) return;
02390 
02391     const Vehicle *v = Vehicle::Get(this->window_number);
02392     StringID str;
02393     if (v->vehstatus & VS_CRASHED) {
02394       str = STR_VEHICLE_STATUS_CRASHED;
02395     } else if (v->type != VEH_AIRCRAFT && v->breakdown_ctr == 1) { // check for aircraft necessary?
02396       str = STR_VEHICLE_STATUS_BROKEN_DOWN;
02397     } else if (v->vehstatus & VS_STOPPED) {
02398       if (v->type == VEH_TRAIN) {
02399         if (v->cur_speed == 0) {
02400           if (Train::From(v)->gcache.cached_power == 0) {
02401             str = STR_VEHICLE_STATUS_TRAIN_NO_POWER;
02402           } else {
02403             str = STR_VEHICLE_STATUS_STOPPED;
02404           }
02405         } else {
02406           SetDParam(0, v->GetDisplaySpeed());
02407           str = STR_VEHICLE_STATUS_TRAIN_STOPPING_VEL;
02408         }
02409       } else { // no train
02410         str = STR_VEHICLE_STATUS_STOPPED;
02411       }
02412     } else if (v->type == VEH_TRAIN && HasBit(Train::From(v)->flags, VRF_TRAIN_STUCK) && !v->current_order.IsType(OT_LOADING)) {
02413       str = STR_VEHICLE_STATUS_TRAIN_STUCK;
02414     } else { // vehicle is in a "normal" state, show current order
02415       switch (v->current_order.GetType()) {
02416         case OT_GOTO_STATION: {
02417           SetDParam(0, v->current_order.GetDestination());
02418           SetDParam(1, v->GetDisplaySpeed());
02419           str = STR_VEHICLE_STATUS_HEADING_FOR_STATION_VEL;
02420           break;
02421         }
02422 
02423         case OT_GOTO_DEPOT: {
02424           SetDParam(0, v->type);
02425           SetDParam(1, v->current_order.GetDestination());
02426           SetDParam(2, v->GetDisplaySpeed());
02427           if (v->current_order.GetDepotActionType() & ODATFB_HALT) {
02428             str = STR_VEHICLE_STATUS_HEADING_FOR_DEPOT_VEL;
02429           } else {
02430             str = STR_VEHICLE_STATUS_HEADING_FOR_DEPOT_SERVICE_VEL;
02431           }
02432           break;
02433         }
02434 
02435         case OT_LOADING:
02436           str = STR_VEHICLE_STATUS_LOADING_UNLOADING;
02437           break;
02438 
02439         case OT_GOTO_WAYPOINT: {
02440           assert(v->type == VEH_TRAIN || v->type == VEH_SHIP);
02441           SetDParam(0, v->current_order.GetDestination());
02442           str = STR_VEHICLE_STATUS_HEADING_FOR_WAYPOINT_VEL;
02443           SetDParam(1, v->GetDisplaySpeed());
02444           break;
02445         }
02446 
02447         case OT_LEAVESTATION:
02448           if (v->type != VEH_AIRCRAFT) {
02449             str = STR_VEHICLE_STATUS_LEAVING;
02450             break;
02451           }
02452           /* FALL THROUGH, if aircraft. Does this even happen? */
02453 
02454         default:
02455           if (v->GetNumManualOrders() == 0) {
02456             str = STR_VEHICLE_STATUS_NO_ORDERS_VEL;
02457             SetDParam(0, v->GetDisplaySpeed());
02458           } else {
02459             str = STR_EMPTY;
02460           }
02461           break;
02462       }
02463     }
02464 
02465     /* draw the flag plus orders */
02466     DrawSprite(v->vehstatus & VS_STOPPED ? SPR_FLAG_VEH_STOPPED : SPR_FLAG_VEH_RUNNING, PAL_NONE, WD_FRAMERECT_LEFT, r.top + WD_FRAMERECT_TOP);
02467     DrawString(r.left + WD_FRAMERECT_LEFT + 6, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, str, TC_FROMSTRING, SA_HOR_CENTER);
02468   }
02469 
02470   virtual void OnClick(Point pt, int widget, int click_count)
02471   {
02472     const Vehicle *v = Vehicle::Get(this->window_number);
02473 
02474     switch (widget) {
02475       case VVW_WIDGET_START_STOP_VEH: // start stop
02476         if (_ctrl_pressed) {
02477           /* Scroll to current order destination */
02478           TileIndex tile = v->current_order.GetLocation(v);
02479           if (tile != INVALID_TILE) ScrollMainWindowToTile(tile);
02480         } else {
02481           /* Start/Stop */
02482           StartStopVehicle(v, false);
02483         }
02484         break;
02485       case VVW_WIDGET_CENTER_MAIN_VIEH: {// center main view
02486         const Window *mainwindow = FindWindowById(WC_MAIN_WINDOW, 0);
02487         /* code to allow the main window to 'follow' the vehicle if the ctrl key is pressed */
02488         if (_ctrl_pressed && mainwindow->viewport->zoom == ZOOM_LVL_NORMAL) {
02489           mainwindow->viewport->follow_vehicle = v->index;
02490         } else {
02491           ScrollMainWindowTo(v->x_pos, v->y_pos, v->z_pos);
02492         }
02493         break;
02494       }
02495 
02496       case VVW_WIDGET_GOTO_DEPOT: // goto hangar
02497         DoCommandP(v->tile, v->index | (_ctrl_pressed ? DEPOT_SERVICE : 0U), 0, GetCmdSendToDepot(v));
02498         break;
02499       case VVW_WIDGET_REFIT_VEH: // refit
02500         ShowVehicleRefitWindow(v, INVALID_VEH_ORDER_ID, this);
02501         break;
02502       case VVW_WIDGET_SHOW_ORDERS: // show orders
02503         if (_ctrl_pressed) {
02504           ShowTimetableWindow(v);
02505         } else {
02506           ShowOrdersWindow(v);
02507         }
02508         break;
02509       case VVW_WIDGET_SHOW_DETAILS: // show details
02510         ShowVehicleDetailsWindow(v);
02511         break;
02512       case VVW_WIDGET_CLONE_VEH: // clone vehicle
02513         DoCommandP(v->tile, v->index, _ctrl_pressed ? 1 : 0,
02514                     _vehicle_command_translation_table[VCT_CMD_CLONE_VEH][v->type],
02515                     CcCloneVehicle);
02516         break;
02517       case VVW_WIDGET_TURN_AROUND: // turn around
02518         assert(v->IsGroundVehicle());
02519         DoCommandP(v->tile, v->index, 0,
02520                     _vehicle_command_translation_table[VCT_CMD_TURN_AROUND][v->type]);
02521         break;
02522       case VVW_WIDGET_FORCE_PROCEED: // force proceed
02523         assert(v->type == VEH_TRAIN);
02524         DoCommandP(v->tile, v->index, 0, CMD_FORCE_TRAIN_PROCEED | CMD_MSG(STR_ERROR_CAN_T_MAKE_TRAIN_PASS_SIGNAL));
02525         break;
02526     }
02527   }
02528 
02529   virtual void OnResize()
02530   {
02531     if (this->viewport != NULL) {
02532       NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(VVW_WIDGET_VIEWPORT);
02533       nvp->UpdateViewportCoordinates(this);
02534     }
02535   }
02536 
02537   virtual void OnTick()
02538   {
02539     const Vehicle *v = Vehicle::Get(this->window_number);
02540     bool veh_stopped = v->IsStoppedInDepot();
02541 
02542     /* Widget VVW_WIDGET_GOTO_DEPOT must be hidden if the vehicle is already stopped in depot.
02543      * Widget VVW_WIDGET_CLONE_VEH should then be shown, since cloning is allowed only while in depot and stopped.
02544      */
02545     PlaneSelections plane = veh_stopped ? SEL_DC_CLONE : SEL_DC_GOTO_DEPOT;
02546     NWidgetStacked *nwi = this->GetWidget<NWidgetStacked>(VVW_WIDGET_SELECT_DEPOT_CLONE); // Selection widget 'send to depot' / 'clone'.
02547     if (nwi->shown_plane + SEL_DC_BASEPLANE != plane) {
02548       this->SelectPlane(plane);
02549       this->SetWidgetDirty(VVW_WIDGET_SELECT_DEPOT_CLONE);
02550     }
02551     /* The same system applies to widget VVW_WIDGET_REFIT_VEH and VVW_WIDGET_TURN_AROUND.*/
02552     if (v->IsGroundVehicle()) {
02553       PlaneSelections plane = veh_stopped ? SEL_RT_REFIT : SEL_RT_TURN_AROUND;
02554       NWidgetStacked *nwi = this->GetWidget<NWidgetStacked>(VVW_WIDGET_SELECT_REFIT_TURN);
02555       if (nwi->shown_plane + SEL_RT_BASEPLANE != plane) {
02556         this->SelectPlane(plane);
02557         this->SetWidgetDirty(VVW_WIDGET_SELECT_REFIT_TURN);
02558       }
02559     }
02560   }
02561 
02562   virtual bool IsNewGRFInspectable() const
02563   {
02564     return ::IsNewGRFInspectable(GetGrfSpecFeature(Vehicle::Get(this->window_number)->type), this->window_number);
02565   }
02566 
02567   virtual void ShowNewGRFInspectWindow() const
02568   {
02569 		::ShowNewGRFInspectWindow(GetGrfSpecFeature(Vehicle::Get(this->window_number)->type), this->window_number);
02570   }
02571 };
02572 
02573 
02575 void ShowVehicleViewWindow(const Vehicle *v)
02576 {
02577   AllocateWindowDescFront<VehicleViewWindow>((v->type == VEH_TRAIN) ? &_train_view_desc : &_vehicle_view_desc, v->index);
02578 }
02579 
02585 bool VehicleClicked(const Vehicle *v)
02586 {
02587   assert(v != NULL);
02588   if (!(_thd.place_mode & HT_VEHICLE)) return false;
02589 
02590   v = v->First();
02591   if (!v->IsPrimaryVehicle()) return false;
02592 
02593   _thd.GetCallbackWnd()->OnVehicleSelect(v);
02594   return true;
02595 }
02596 
02597 void StopGlobalFollowVehicle(const Vehicle *v)
02598 {
02599   Window *w = FindWindowById(WC_MAIN_WINDOW, 0);
02600   if (w != NULL && w->viewport->follow_vehicle == v->index) {
02601     ScrollMainWindowTo(v->x_pos, v->y_pos, v->z_pos, true); // lock the main view on the vehicle's last position
02602     w->viewport->follow_vehicle = INVALID_VEHICLE;
02603   }
02604 }
02605 
02606 
02614 void CcBuildPrimaryVehicle(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
02615 {
02616   if (result.Failed()) return;
02617 
02618   const Vehicle *v = Vehicle::Get(_new_vehicle_id);
02619   ShowVehicleViewWindow(v);
02620 }
02621 
02627 int GetVehicleWidth(Vehicle *v)
02628 {
02629   int vehicle_width = 0;
02630 
02631   switch (v->type) {
02632     case VEH_TRAIN:
02633       for (const Train *u = Train::From(v); u != NULL; u = u->Next()) {
02634         vehicle_width += u->GetDisplayImageWidth();
02635       }
02636       break;
02637 
02638     case VEH_ROAD:
02639       for (const RoadVehicle *u = RoadVehicle::From(v); u != NULL; u = u->Next()) {
02640         vehicle_width += u->GetDisplayImageWidth();
02641       }
02642       break;
02643 
02644     default:
02645       bool rtl = _current_text_dir == TD_RTL;
02646       SpriteID sprite = v->GetImage(rtl ? DIR_E : DIR_W);
02647       const Sprite *real_sprite = GetSprite(sprite, ST_NORMAL);
02648       vehicle_width = real_sprite->width;
02649 
02650       break;
02651   }
02652 
02653   return vehicle_width;
02654 }

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