vehicle_gui.cpp

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00001 /* $Id: vehicle_gui.cpp 24034 2012-03-17 11:20:43Z 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_base.h"
00019 #include "viewport_func.h"
00020 #include "newgrf_text.h"
00021 #include "newgrf_debug.h"
00022 #include "roadveh.h"
00023 #include "train.h"
00024 #include "aircraft.h"
00025 #include "depot_map.h"
00026 #include "group_gui.h"
00027 #include "strings_func.h"
00028 #include "vehicle_func.h"
00029 #include "autoreplace_gui.h"
00030 #include "string_func.h"
00031 #include "widgets/dropdown_func.h"
00032 #include "timetable.h"
00033 #include "articulated_vehicles.h"
00034 #include "spritecache.h"
00035 #include "core/geometry_func.hpp"
00036 #include "company_base.h"
00037 #include "engine_func.h"
00038 #include "station_base.h"
00039 #include "tilehighlight_func.h"
00040 #include "zoom_func.h"
00041 
00042 
00043 Sorting _sorting;
00044 
00045 static GUIVehicleList::SortFunction VehicleNumberSorter;
00046 static GUIVehicleList::SortFunction VehicleNameSorter;
00047 static GUIVehicleList::SortFunction VehicleAgeSorter;
00048 static GUIVehicleList::SortFunction VehicleProfitThisYearSorter;
00049 static GUIVehicleList::SortFunction VehicleProfitLastYearSorter;
00050 static GUIVehicleList::SortFunction VehicleCargoSorter;
00051 static GUIVehicleList::SortFunction VehicleReliabilitySorter;
00052 static GUIVehicleList::SortFunction VehicleMaxSpeedSorter;
00053 static GUIVehicleList::SortFunction VehicleModelSorter;
00054 static GUIVehicleList::SortFunction VehicleValueSorter;
00055 static GUIVehicleList::SortFunction VehicleLengthSorter;
00056 static GUIVehicleList::SortFunction VehicleTimeToLiveSorter;
00057 static GUIVehicleList::SortFunction VehicleTimetableDelaySorter;
00058 
00059 GUIVehicleList::SortFunction * const BaseVehicleListWindow::vehicle_sorter_funcs[] = {
00060   &VehicleNumberSorter,
00061   &VehicleNameSorter,
00062   &VehicleAgeSorter,
00063   &VehicleProfitThisYearSorter,
00064   &VehicleProfitLastYearSorter,
00065   &VehicleCargoSorter,
00066   &VehicleReliabilitySorter,
00067   &VehicleMaxSpeedSorter,
00068   &VehicleModelSorter,
00069   &VehicleValueSorter,
00070   &VehicleLengthSorter,
00071   &VehicleTimeToLiveSorter,
00072   &VehicleTimetableDelaySorter,
00073 };
00074 
00075 const StringID BaseVehicleListWindow::vehicle_sorter_names[] = {
00076   STR_SORT_BY_NUMBER,
00077   STR_SORT_BY_NAME,
00078   STR_SORT_BY_AGE,
00079   STR_SORT_BY_PROFIT_THIS_YEAR,
00080   STR_SORT_BY_PROFIT_LAST_YEAR,
00081   STR_SORT_BY_TOTAL_CAPACITY_PER_CARGOTYPE,
00082   STR_SORT_BY_RELIABILITY,
00083   STR_SORT_BY_MAX_SPEED,
00084   STR_SORT_BY_MODEL,
00085   STR_SORT_BY_VALUE,
00086   STR_SORT_BY_LENGTH,
00087   STR_SORT_BY_LIFE_TIME,
00088   STR_SORT_BY_TIMETABLE_DELAY,
00089   INVALID_STRING_ID
00090 };
00091 
00092 const StringID BaseVehicleListWindow::vehicle_depot_name[] = {
00093   STR_VEHICLE_LIST_SEND_TRAIN_TO_DEPOT,
00094   STR_VEHICLE_LIST_SEND_ROAD_VEHICLE_TO_DEPOT,
00095   STR_VEHICLE_LIST_SEND_SHIP_TO_DEPOT,
00096   STR_VEHICLE_LIST_SEND_AIRCRAFT_TO_HANGAR
00097 };
00098 
00099 void BaseVehicleListWindow::BuildVehicleList()
00100 {
00101   if (!this->vehicles.NeedRebuild()) return;
00102 
00103   DEBUG(misc, 3, "Building vehicle list type %d for company %d given index %d", this->vli.type, this->vli.company, this->vli.index);
00104 
00105   GenerateVehicleSortList(&this->vehicles, this->vli);
00106 
00107   uint unitnumber = 0;
00108   for (const Vehicle **v = this->vehicles.Begin(); v != this->vehicles.End(); v++) {
00109     unitnumber = max<uint>(unitnumber, (*v)->unitnumber);
00110   }
00111 
00112   /* Because 111 is much less wide than e.g. 999 we use the
00113    * wider numbers to determine the width instead of just
00114    * the random number that it seems to be. */
00115   if (unitnumber >= 1000) {
00116     this->unitnumber_digits = 4;
00117   } else if (unitnumber >= 100) {
00118     this->unitnumber_digits = 3;
00119   } else {
00120     this->unitnumber_digits = 2;
00121   }
00122 
00123   this->vehicles.RebuildDone();
00124   this->vscroll->SetCount(this->vehicles.Length());
00125 }
00126 
00133 Dimension BaseVehicleListWindow::GetActionDropdownSize(bool show_autoreplace, bool show_group)
00134 {
00135   Dimension d = {0, 0};
00136 
00137   if (show_autoreplace) d = maxdim(d, GetStringBoundingBox(STR_VEHICLE_LIST_REPLACE_VEHICLES));
00138   d = maxdim(d, GetStringBoundingBox(STR_VEHICLE_LIST_SEND_FOR_SERVICING));
00139   d = maxdim(d, GetStringBoundingBox(this->vehicle_depot_name[this->vli.vtype]));
00140 
00141   if (show_group) {
00142     d = maxdim(d, GetStringBoundingBox(STR_GROUP_ADD_SHARED_VEHICLE));
00143     d = maxdim(d, GetStringBoundingBox(STR_GROUP_REMOVE_ALL_VEHICLES));
00144   }
00145 
00146   return d;
00147 }
00148 
00155 DropDownList *BaseVehicleListWindow::BuildActionDropdownList(bool show_autoreplace, bool show_group)
00156 {
00157   DropDownList *list = new DropDownList();
00158 
00159   if (show_autoreplace) list->push_back(new DropDownListStringItem(STR_VEHICLE_LIST_REPLACE_VEHICLES, ADI_REPLACE, false));
00160   list->push_back(new DropDownListStringItem(STR_VEHICLE_LIST_SEND_FOR_SERVICING, ADI_SERVICE, false));
00161   list->push_back(new DropDownListStringItem(this->vehicle_depot_name[this->vli.vtype], ADI_DEPOT, false));
00162 
00163   if (show_group) {
00164     list->push_back(new DropDownListStringItem(STR_GROUP_ADD_SHARED_VEHICLE, ADI_ADD_SHARED, false));
00165     list->push_back(new DropDownListStringItem(STR_GROUP_REMOVE_ALL_VEHICLES, ADI_REMOVE_ALL, false));
00166   }
00167 
00168   return list;
00169 }
00170 
00171 /* cached values for VehicleNameSorter to spare many GetString() calls */
00172 static const Vehicle *_last_vehicle[2] = { NULL, NULL };
00173 
00174 void BaseVehicleListWindow::SortVehicleList()
00175 {
00176   if (this->vehicles.Sort()) return;
00177 
00178   /* invalidate cached values for name sorter - vehicle names could change */
00179   _last_vehicle[0] = _last_vehicle[1] = NULL;
00180 }
00181 
00182 void DepotSortList(VehicleList *list)
00183 {
00184   if (list->Length() < 2) return;
00185   QSortT(list->Begin(), list->Length(), &VehicleNumberSorter);
00186 }
00187 
00189 static void DrawVehicleProfitButton(const Vehicle *v, int x, int y)
00190 {
00191   SpriteID spr;
00192 
00193   /* draw profit-based coloured icons */
00194   if (v->age <= VEHICLE_PROFIT_MIN_AGE) {
00195     spr = SPR_PROFIT_NA;
00196   } else if (v->GetDisplayProfitLastYear() < 0) {
00197     spr = SPR_PROFIT_NEGATIVE;
00198   } else if (v->GetDisplayProfitLastYear() < VEHICLE_PROFIT_THRESHOLD) {
00199     spr = SPR_PROFIT_SOME;
00200   } else {
00201     spr = SPR_PROFIT_LOT;
00202   }
00203   DrawSprite(spr, PAL_NONE, x, y);
00204 }
00205 
00207 static const uint MAX_REFIT_CYCLE = 256;
00208 
00218 byte GetBestFittingSubType(Vehicle *v_from, Vehicle *v_for, CargoID dest_cargo_type)
00219 {
00220   v_from = v_from->GetFirstEnginePart();
00221   v_for = v_for->GetFirstEnginePart();
00222 
00223   /* Create a list of subtypes used by the various parts of v_for */
00224   static SmallVector<StringID, 4> subtypes;
00225   subtypes.Clear();
00226   for (; v_from != NULL; v_from = v_from->HasArticulatedPart() ? v_from->GetNextArticulatedPart() : NULL) {
00227     const Engine *e_from = v_from->GetEngine();
00228     if (!e_from->CanCarryCargo() || !HasBit(e_from->info.callback_mask, CBM_VEHICLE_CARGO_SUFFIX)) continue;
00229     subtypes.Include(GetCargoSubtypeText(v_from));
00230   }
00231 
00232   byte ret_refit_cyc = 0;
00233   bool success = false;
00234   if (subtypes.Length() > 0) {
00235     /* Check whether any articulated part is refittable to 'dest_cargo_type' with a subtype listed in 'subtypes' */
00236     for (Vehicle *v = v_for; v != NULL; v = v->HasArticulatedPart() ? v->GetNextArticulatedPart() : NULL) {
00237       const Engine *e = v->GetEngine();
00238       if (!e->CanCarryCargo() || !HasBit(e->info.callback_mask, CBM_VEHICLE_CARGO_SUFFIX)) continue;
00239       if (!HasBit(e->info.refit_mask, dest_cargo_type) && v->cargo_type != dest_cargo_type) continue;
00240 
00241       CargoID old_cargo_type = v->cargo_type;
00242       byte old_cargo_subtype = v->cargo_subtype;
00243 
00244       /* Set the 'destination' cargo */
00245       v->cargo_type = dest_cargo_type;
00246 
00247       /* Cycle through the refits */
00248       for (uint refit_cyc = 0; refit_cyc < MAX_REFIT_CYCLE; refit_cyc++) {
00249         v->cargo_subtype = refit_cyc;
00250 
00251         /* Make sure we don't pick up anything cached. */
00252         v->First()->InvalidateNewGRFCache();
00253         v->InvalidateNewGRFCache();
00254         uint16 callback = GetVehicleCallback(CBID_VEHICLE_CARGO_SUFFIX, 0, 0, v->engine_type, v);
00255 
00256         if (callback != CALLBACK_FAILED) {
00257           if (callback > 0x400) ErrorUnknownCallbackResult(v->GetGRFID(), CBID_VEHICLE_CARGO_SUFFIX, callback);
00258           if (callback >= 0x400 || (v->GetGRF()->grf_version < 8 && callback == 0xFF)) callback = CALLBACK_FAILED;
00259         }
00260         if (callback == CALLBACK_FAILED) break;
00261 
00262         if (!subtypes.Contains(GetCargoSubtypeText(v))) continue;
00263 
00264         /* We found something matching. */
00265         ret_refit_cyc = refit_cyc;
00266         success = true;
00267         break;
00268       }
00269 
00270       /* Reset the vehicle's cargo type */
00271       v->cargo_type    = old_cargo_type;
00272       v->cargo_subtype = old_cargo_subtype;
00273 
00274       /* Make sure we don't taint the vehicle. */
00275       v->First()->InvalidateNewGRFCache();
00276       v->InvalidateNewGRFCache();
00277 
00278       if (success) break;
00279     }
00280   }
00281 
00282   return ret_refit_cyc;
00283 }
00284 
00286 struct RefitOption {
00287   CargoID cargo;    
00288   byte subtype;     
00289   uint16 value;     
00290   const Engine *engine;  
00291 
00297   inline bool operator != (const RefitOption &other) const
00298   {
00299     return other.cargo != this->cargo || other.value != this->value;
00300   }
00301 
00307   inline bool operator == (const RefitOption &other) const
00308   {
00309     return other.cargo == this->cargo && other.value == this->value;
00310   }
00311 };
00312 
00313 typedef SmallVector<RefitOption, 32> SubtypeList; 
00314 
00324 static void DrawVehicleRefitWindow(const SubtypeList list[NUM_CARGO], int sel, uint pos, uint rows, uint delta, const Rect &r)
00325 {
00326   uint y = r.top + WD_MATRIX_TOP;
00327   uint current = 0;
00328 
00329   /* Draw the list of subtypes for each cargo, and find the selected refit option (by its position). */
00330   for (uint i = 0; current < pos + rows && i < NUM_CARGO; i++) {
00331     for (uint j = 0; current < pos + rows && j < list[i].Length(); j++) {
00332       /* Refit options with a position smaller than pos don't have to be drawn. */
00333       if (current < pos) {
00334         current++;
00335         continue;
00336       }
00337 
00338       TextColour colour = (sel == (int)current) ? TC_WHITE : TC_BLACK;
00339       const RefitOption refit = list[i][j];
00340       /* Get the cargo name. */
00341       SetDParam(0, CargoSpec::Get(refit.cargo)->name);
00342       /* If the callback succeeded, draw the cargo suffix. */
00343       if (refit.value != CALLBACK_FAILED && refit.value < 0x400) {
00344         SetDParam(1, GetGRFStringID(refit.engine->GetGRFID(), 0xD000 + refit.value));
00345         DrawString(r.left + WD_MATRIX_LEFT, r.right - WD_MATRIX_RIGHT, y, STR_JUST_STRING_SPACE_STRING, colour);
00346       } else {
00347         DrawString(r.left + WD_MATRIX_LEFT, r.right - WD_MATRIX_RIGHT, y, STR_JUST_STRING, colour);
00348       }
00349 
00350       y += delta;
00351       current++;
00352     }
00353   }
00354 }
00355 
00357 struct RefitWindow : public Window {
00358   int sel;                     
00359   RefitOption *cargo;          
00360   SubtypeList list[NUM_CARGO]; 
00361   VehicleOrderID order;        
00362   uint information_width;      
00363   Scrollbar *vscroll;          
00364   Scrollbar *hscroll;          
00365   int vehicle_width;           
00366   int sprite_left;             
00367   int sprite_right;            
00368   uint vehicle_margin;         
00369   int click_x;                 
00370   VehicleID selected_vehicle;  
00371   uint8 num_vehicles;          
00372   bool auto_refit;             
00373 
00377   void BuildRefitList()
00378   {
00379     for (uint i = 0; i < NUM_CARGO; i++) this->list[i].Clear();
00380     Vehicle *v = Vehicle::Get(this->window_number);
00381 
00382     /* Check only the selected vehicles. */
00383     VehicleSet vehicles_to_refit;
00384     GetVehicleSet(vehicles_to_refit, Vehicle::Get(this->selected_vehicle), this->num_vehicles);
00385 
00386     do {
00387       if (v->type == VEH_TRAIN && !vehicles_to_refit.Contains(v->index)) continue;
00388       const Engine *e = v->GetEngine();
00389       uint32 cmask = e->info.refit_mask;
00390       byte callback_mask = e->info.callback_mask;
00391 
00392       /* Skip this engine if it does not carry anything */
00393       if (!e->CanCarryCargo()) continue;
00394       /* Skip this engine if we build the list for auto-refitting and engine doesn't allow it. */
00395       if (this->auto_refit && !HasBit(e->info.misc_flags, EF_AUTO_REFIT)) continue;
00396 
00397       /* Loop through all cargoes in the refit mask */
00398       int current_index = 0;
00399       const CargoSpec *cs;
00400       FOR_ALL_SORTED_CARGOSPECS(cs) {
00401         CargoID cid = cs->Index();
00402         /* Skip cargo type if it's not listed */
00403         if (!HasBit(cmask, cid)) {
00404           current_index++;
00405           continue;
00406         }
00407 
00408         /* Check the vehicle's callback mask for cargo suffixes */
00409         if (HasBit(callback_mask, CBM_VEHICLE_CARGO_SUFFIX)) {
00410           /* Make a note of the original cargo type. It has to be
00411            * changed to test the cargo & subtype... */
00412           CargoID temp_cargo = v->cargo_type;
00413           byte temp_subtype  = v->cargo_subtype;
00414 
00415           v->cargo_type = cid;
00416 
00417           for (uint refit_cyc = 0; refit_cyc < MAX_REFIT_CYCLE; refit_cyc++) {
00418             v->cargo_subtype = refit_cyc;
00419 
00420             /* Make sure we don't pick up anything cached. */
00421             v->First()->InvalidateNewGRFCache();
00422             v->InvalidateNewGRFCache();
00423             uint16 callback = GetVehicleCallback(CBID_VEHICLE_CARGO_SUFFIX, 0, 0, v->engine_type, v);
00424 
00425             if (callback != CALLBACK_FAILED) {
00426               if (callback > 0x400) ErrorUnknownCallbackResult(v->GetGRFID(), CBID_VEHICLE_CARGO_SUFFIX, callback);
00427               if (callback >= 0x400 || (v->GetGRF()->grf_version < 8 && callback == 0xFF)) callback = CALLBACK_FAILED;
00428             }
00429             if (refit_cyc != 0 && callback == CALLBACK_FAILED) break;
00430 
00431             RefitOption option;
00432             option.cargo   = cid;
00433             option.subtype = refit_cyc;
00434             option.value   = callback;
00435             option.engine  = v->GetEngine();
00436             this->list[current_index].Include(option);
00437           }
00438 
00439           /* Reset the vehicle's cargo type */
00440           v->cargo_type    = temp_cargo;
00441           v->cargo_subtype = temp_subtype;
00442 
00443           /* And make sure we haven't tainted the cache */
00444           v->First()->InvalidateNewGRFCache();
00445           v->InvalidateNewGRFCache();
00446         } else {
00447           /* No cargo suffix callback -- use no subtype */
00448           RefitOption option;
00449           option.cargo   = cid;
00450           option.subtype = 0;
00451           option.value   = CALLBACK_FAILED;
00452           option.engine  = NULL;
00453           this->list[current_index].Include(option);
00454         }
00455         current_index++;
00456       }
00457     } while (v->IsGroundVehicle() && (v = v->Next()) != NULL);
00458 
00459     int scroll_size = 0;
00460     for (uint i = 0; i < NUM_CARGO; i++) {
00461       scroll_size += (this->list[i].Length());
00462     }
00463     this->vscroll->SetCount(scroll_size);
00464   }
00465 
00470   RefitOption *GetRefitOption()
00471   {
00472     if (this->sel < 0) return NULL;
00473     int subtype = 0;
00474     for (uint i = 0; subtype <= this->sel && i < NUM_CARGO; i++) {
00475       for (uint j = 0; subtype <= this->sel && j < this->list[i].Length(); j++) {
00476         if (subtype == this->sel) {
00477           return &this->list[i][j];
00478         }
00479         subtype++;
00480       }
00481     }
00482 
00483     return NULL;
00484   }
00485 
00486   RefitWindow(const WindowDesc *desc, const Vehicle *v, VehicleOrderID order, bool auto_refit) : Window()
00487   {
00488     this->sel = -1;
00489     this->auto_refit = auto_refit;
00490     this->CreateNestedTree(desc);
00491 
00492     this->vscroll = this->GetScrollbar(WID_VR_SCROLLBAR);
00493     this->hscroll = (v->IsGroundVehicle() ? this->GetScrollbar(WID_VR_HSCROLLBAR) : NULL);
00494     this->GetWidget<NWidgetCore>(WID_VR_SELECT_HEADER)->tool_tip = STR_REFIT_TRAIN_LIST_TOOLTIP + v->type;
00495     this->GetWidget<NWidgetCore>(WID_VR_MATRIX)->tool_tip        = STR_REFIT_TRAIN_LIST_TOOLTIP + v->type;
00496     NWidgetCore *nwi = this->GetWidget<NWidgetCore>(WID_VR_REFIT);
00497     nwi->widget_data = STR_REFIT_TRAIN_REFIT_BUTTON + v->type;
00498     nwi->tool_tip    = STR_REFIT_TRAIN_REFIT_TOOLTIP + v->type;
00499     this->GetWidget<NWidgetStacked>(WID_VR_SHOW_HSCROLLBAR)->SetDisplayedPlane(v->IsGroundVehicle() ? 0 : SZSP_HORIZONTAL);
00500     this->GetWidget<NWidgetCore>(WID_VR_VEHICLE_PANEL_DISPLAY)->tool_tip = (v->type == VEH_TRAIN) ? STR_REFIT_SELECT_VEHICLES_TOOLTIP : STR_NULL;
00501 
00502     this->FinishInitNested(desc, v->index);
00503     this->owner = v->owner;
00504 
00505     this->order = order;
00506     this->SetWidgetDisabledState(WID_VR_REFIT, this->sel == -1);
00507   }
00508 
00509   virtual void OnInit()
00510   {
00511     if (this->cargo != NULL) {
00512       /* Store the RefitOption currently in use. */
00513       RefitOption current_refit_option = *(this->cargo);
00514 
00515       /* Rebuild the refit list */
00516       this->BuildRefitList();
00517       this->sel = -1;
00518       this->cargo = NULL;
00519       int current = 0;
00520       for (uint i = 0; this->cargo == NULL && i < NUM_CARGO; i++) {
00521         for (uint j = 0; j < list[i].Length(); j++) {
00522           if (list[i][j] == current_refit_option) {
00523             this->sel = current;
00524             this->cargo = &list[i][j];
00525             this->vscroll->ScrollTowards(current);
00526             break;
00527           }
00528           current++;
00529         }
00530       }
00531 
00532       this->SetWidgetDisabledState(WID_VR_REFIT, this->sel == -1);
00533       /* If the selected refit option was not found, scroll the window to the initial position. */
00534       if (this->sel == -1) this->vscroll->ScrollTowards(0);
00535     } else {
00536       /* Rebuild the refit list */
00537       this->OnInvalidateData(0);
00538     }
00539   }
00540 
00541   virtual void OnPaint()
00542   {
00543     /* Determine amount of items for scroller. */
00544     if (this->hscroll != NULL) this->hscroll->SetCount(this->vehicle_width);
00545 
00546     /* Calculate sprite position. */
00547     NWidgetCore *vehicle_panel_display = this->GetWidget<NWidgetCore>(WID_VR_VEHICLE_PANEL_DISPLAY);
00548     int sprite_width = max(0, ((int)vehicle_panel_display->current_x - this->vehicle_width) / 2);
00549     this->sprite_left = vehicle_panel_display->pos_x;
00550     this->sprite_right = vehicle_panel_display->pos_x + vehicle_panel_display->current_x - 1;
00551     if (_current_text_dir == TD_RTL) {
00552       this->sprite_right -= sprite_width;
00553       this->vehicle_margin = vehicle_panel_display->current_x - sprite_right;
00554     } else {
00555       this->sprite_left += sprite_width;
00556       this->vehicle_margin = sprite_left;
00557     }
00558 
00559     this->DrawWidgets();
00560   }
00561 
00562   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00563   {
00564     switch (widget) {
00565       case WID_VR_MATRIX:
00566         resize->height = WD_MATRIX_TOP + FONT_HEIGHT_NORMAL + WD_MATRIX_BOTTOM;
00567         size->height = resize->height * 8;
00568         break;
00569 
00570       case WID_VR_VEHICLE_PANEL_DISPLAY:
00571         size->height = GetVehicleHeight(Vehicle::Get(this->window_number)->type);
00572         break;
00573 
00574       case WID_VR_INFO:
00575         size->width = WD_FRAMERECT_LEFT + this->information_width + WD_FRAMERECT_RIGHT;
00576         break;
00577     }
00578   }
00579 
00580   virtual void SetStringParameters(int widget) const
00581   {
00582     if (widget == WID_VR_CAPTION) SetDParam(0, Vehicle::Get(this->window_number)->index);
00583   }
00584 
00591   StringID GetCapacityString(RefitOption *option) const
00592   {
00593     assert(_current_company == _local_company);
00594     Vehicle *v = Vehicle::Get(this->window_number);
00595     CommandCost cost = DoCommand(v->tile, this->selected_vehicle, option->cargo | (int)this->auto_refit << 6 | option->subtype << 8 |
00596         this->num_vehicles << 16, DC_QUERY_COST, GetCmdRefitVeh(v->type));
00597 
00598     if (cost.Failed()) return INVALID_STRING_ID;
00599 
00600     SetDParam(0, option->cargo);
00601     SetDParam(1, _returned_refit_capacity);
00602 
00603     if (_returned_mail_refit_capacity > 0) {
00604       SetDParam(2, CT_MAIL);
00605       SetDParam(3, _returned_mail_refit_capacity);
00606       SetDParam(4, cost.GetCost());
00607       return STR_REFIT_NEW_CAPACITY_COST_OF_AIRCRAFT_REFIT;
00608     } else {
00609       SetDParam(2, cost.GetCost());
00610       return STR_REFIT_NEW_CAPACITY_COST_OF_REFIT;
00611     }
00612   }
00613 
00614   virtual void DrawWidget(const Rect &r, int widget) const
00615   {
00616     switch (widget) {
00617       case WID_VR_VEHICLE_PANEL_DISPLAY: {
00618         Vehicle *v = Vehicle::Get(this->window_number);
00619         DrawVehicleImage(v, this->sprite_left + WD_FRAMERECT_LEFT, this->sprite_right - WD_FRAMERECT_RIGHT,
00620           r.top + WD_FRAMERECT_TOP, INVALID_VEHICLE, EIT_IN_DETAILS, this->hscroll != NULL ? this->hscroll->GetPosition() : 0);
00621 
00622         /* Highlight selected vehicles. */
00623         if (this->order != INVALID_VEH_ORDER_ID) break;
00624         int x = 0;
00625         switch (v->type) {
00626           case VEH_TRAIN: {
00627             VehicleSet vehicles_to_refit;
00628             GetVehicleSet(vehicles_to_refit, Vehicle::Get(this->selected_vehicle), this->num_vehicles);
00629 
00630             int left = INT32_MIN;
00631             int width = 0;
00632 
00633             for (Train *u = Train::From(v); u != NULL; u = u->Next()) {
00634               /* Start checking. */
00635               if (vehicles_to_refit.Contains(u->index) && left == INT32_MIN) {
00636                 left = x - this->hscroll->GetPosition() + r.left + this->vehicle_margin;
00637                 width = 0;
00638               }
00639 
00640               /* Draw a selection. */
00641               if ((!vehicles_to_refit.Contains(u->index) || u->Next() == NULL) && left != INT32_MIN) {
00642                 if (u->Next() == NULL && vehicles_to_refit.Contains(u->index)) {
00643                   int current_width = u->GetDisplayImageWidth();
00644                   width += current_width;
00645                   x += current_width;
00646                 }
00647 
00648                 int right = Clamp(left + width, 0, r.right);
00649                 left = max(0, left);
00650 
00651                 if (_current_text_dir == TD_RTL) {
00652                   right = this->GetWidget<NWidgetCore>(WID_VR_VEHICLE_PANEL_DISPLAY)->current_x - left;
00653                   left = right - width;
00654                 }
00655 
00656                 if (left != right) {
00657                   DrawFrameRect(left, r.top + WD_FRAMERECT_TOP, right, r.top + WD_FRAMERECT_TOP + 13, COLOUR_WHITE, FR_BORDERONLY);
00658                 }
00659 
00660                 left = INT32_MIN;
00661               }
00662 
00663               int current_width = u->GetDisplayImageWidth();
00664               width += current_width;
00665               x += current_width;
00666             }
00667             break;
00668           }
00669 
00670           default: break;
00671         }
00672         break;
00673       }
00674 
00675       case WID_VR_MATRIX:
00676         DrawVehicleRefitWindow(this->list, this->sel, this->vscroll->GetPosition(), this->vscroll->GetCapacity(), this->resize.step_height, r);
00677         break;
00678 
00679       case WID_VR_INFO:
00680         if (this->cargo != NULL) {
00681           StringID string = this->GetCapacityString(this->cargo);
00682           if (string != INVALID_STRING_ID) {
00683             DrawStringMultiLine(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT,
00684                 r.top + WD_FRAMERECT_TOP, r.bottom - WD_FRAMERECT_BOTTOM, string);
00685           }
00686         }
00687         break;
00688     }
00689   }
00690 
00696   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
00697   {
00698     switch (data) {
00699       case -666: // Autoreplace replaced the vehicle; selected_vehicle became invalid.
00700       case 0: { // The consist has changed; rebuild the entire list.
00701         /* Clear the selection. */
00702         Vehicle *v = Vehicle::Get(this->window_number);
00703         this->selected_vehicle = v->index;
00704         this->num_vehicles = UINT8_MAX;
00705         /* FALL THROUGH */
00706       }
00707 
00708       case 2: { // The vehicle selection has changed; rebuild the entire list.
00709         if (!gui_scope) break;
00710         this->BuildRefitList();
00711 
00712         /* The vehicle width has changed too. */
00713         this->vehicle_width = GetVehicleWidth(Vehicle::Get(this->window_number), EIT_IN_DETAILS);
00714         uint max_width = 0;
00715 
00716         /* Check the width of all cargo information strings. */
00717         for (uint i = 0; i < NUM_CARGO; i++) {
00718           for (uint j = 0; j < this->list[i].Length(); j++) {
00719             StringID string = this->GetCapacityString(&list[i][j]);
00720             if (string != INVALID_STRING_ID) {
00721               Dimension dim = GetStringBoundingBox(string);
00722               max_width = max(dim.width, max_width);
00723             }
00724           }
00725         }
00726 
00727         if (this->information_width < max_width) {
00728           this->information_width = max_width;
00729           this->ReInit();
00730         }
00731         /* FALL THROUGH */
00732       }
00733 
00734       case 1: // A new cargo has been selected.
00735         if (!gui_scope) break;
00736         this->cargo = GetRefitOption();
00737         break;
00738     }
00739   }
00740 
00741   int GetClickPosition(int click_x)
00742   {
00743     const NWidgetCore *matrix_widget = this->GetWidget<NWidgetCore>(WID_VR_VEHICLE_PANEL_DISPLAY);
00744     if (_current_text_dir == TD_RTL) click_x = matrix_widget->current_x - click_x;
00745     click_x -= this->vehicle_margin;
00746     if (this->hscroll != NULL) click_x += this->hscroll->GetPosition();
00747 
00748     return click_x;
00749   }
00750 
00751   void SetSelectedVehicles(int drag_x)
00752   {
00753     drag_x = GetClickPosition(drag_x);
00754 
00755     int left_x  = min(this->click_x, drag_x);
00756     int right_x = max(this->click_x, drag_x);
00757     this->num_vehicles = 0;
00758 
00759     Vehicle *v = Vehicle::Get(this->window_number);
00760     /* Find the vehicle part that was clicked. */
00761     switch (v->type) {
00762       case VEH_TRAIN: {
00763         /* Don't select anything if we are not clicking in the vehicle. */
00764         if (left_x >= 0) {
00765           const Train *u = Train::From(v);
00766           bool start_counting = false;
00767           for (; u != NULL; u = u->Next()) {
00768             int current_width = u->GetDisplayImageWidth();
00769             left_x  -= current_width;
00770             right_x -= current_width;
00771 
00772             if (left_x < 0 && !start_counting) {
00773               this->selected_vehicle = u->index;
00774               start_counting = true;
00775 
00776               /* Count the first vehicle, even if articulated part */
00777               this->num_vehicles++;
00778             } else if (start_counting && !u->IsArticulatedPart()) {
00779               /* Do not count articulated parts */
00780               this->num_vehicles++;
00781             }
00782 
00783             if (right_x < 0) break;
00784           }
00785         }
00786 
00787         /* If the selection is not correct, clear it. */
00788         if (this->num_vehicles != 0) {
00789           if (_ctrl_pressed) this->num_vehicles = UINT8_MAX;
00790           break;
00791         }
00792         /* FALL THROUGH */
00793       }
00794 
00795       default:
00796         /* Clear the selection. */
00797         this->selected_vehicle = v->index;
00798         this->num_vehicles = UINT8_MAX;
00799         break;
00800     }
00801   }
00802 
00803   virtual void OnClick(Point pt, int widget, int click_count)
00804   {
00805     switch (widget) {
00806       case WID_VR_VEHICLE_PANEL_DISPLAY: { // Vehicle image.
00807         if (this->order != INVALID_VEH_ORDER_ID) break;
00808         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(WID_VR_VEHICLE_PANEL_DISPLAY);
00809         this->click_x = GetClickPosition(pt.x - nwi->pos_x);
00810         this->SetSelectedVehicles(pt.x - nwi->pos_x);
00811         this->SetWidgetDirty(WID_VR_VEHICLE_PANEL_DISPLAY);
00812         if (!_ctrl_pressed) {
00813           SetObjectToPlaceWnd(SPR_CURSOR_MOUSE, PAL_NONE, HT_DRAG, this);
00814         } else {
00815           /* The vehicle selection has changed. */
00816           this->InvalidateData(2);
00817         }
00818         break;
00819       }
00820 
00821       case WID_VR_MATRIX: { // listbox
00822         this->sel = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_VR_MATRIX);
00823         if (this->sel == INT_MAX) this->sel = -1;
00824         this->SetWidgetDisabledState(WID_VR_REFIT, this->sel == -1);
00825         this->InvalidateData(1);
00826 
00827         if (click_count == 1) break;
00828         /* FALL THROUGH */
00829       }
00830 
00831       case WID_VR_REFIT: // refit button
00832         if (this->cargo != NULL) {
00833           const Vehicle *v = Vehicle::Get(this->window_number);
00834 
00835           if (this->order == INVALID_VEH_ORDER_ID) {
00836             bool delete_window = this->selected_vehicle == v->index && this->num_vehicles == UINT8_MAX;
00837             if (DoCommandP(v->tile, this->selected_vehicle, this->cargo->cargo | this->cargo->subtype << 8 | this->num_vehicles << 16, GetCmdRefitVeh(v)) && delete_window) delete this;
00838           } else {
00839             if (DoCommandP(v->tile, v->index, this->cargo->cargo | this->cargo->subtype << 8 | this->order << 16, CMD_ORDER_REFIT)) delete this;
00840           }
00841         }
00842         break;
00843     }
00844   }
00845 
00846   virtual void OnMouseDrag(Point pt, int widget)
00847   {
00848     switch (widget) {
00849       case WID_VR_VEHICLE_PANEL_DISPLAY: { // Vehicle image.
00850         if (this->order != INVALID_VEH_ORDER_ID) break;
00851         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(WID_VR_VEHICLE_PANEL_DISPLAY);
00852         this->SetSelectedVehicles(pt.x - nwi->pos_x);
00853         this->SetWidgetDirty(WID_VR_VEHICLE_PANEL_DISPLAY);
00854         break;
00855       }
00856     }
00857   }
00858 
00859   virtual void OnDragDrop(Point pt, int widget)
00860   {
00861     switch (widget) {
00862       case WID_VR_VEHICLE_PANEL_DISPLAY: { // Vehicle image.
00863         if (this->order != INVALID_VEH_ORDER_ID) break;
00864         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(WID_VR_VEHICLE_PANEL_DISPLAY);
00865         this->SetSelectedVehicles(pt.x - nwi->pos_x);
00866         this->InvalidateData(2);
00867         break;
00868       }
00869     }
00870   }
00871 
00872   virtual void OnResize()
00873   {
00874     this->vehicle_width = GetVehicleWidth(Vehicle::Get(this->window_number), EIT_IN_DETAILS);
00875     this->vscroll->SetCapacityFromWidget(this, WID_VR_MATRIX);
00876     if (this->hscroll != NULL) this->hscroll->SetCapacityFromWidget(this, WID_VR_VEHICLE_PANEL_DISPLAY);
00877     this->GetWidget<NWidgetCore>(WID_VR_MATRIX)->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
00878   }
00879 };
00880 
00881 static const NWidgetPart _nested_vehicle_refit_widgets[] = {
00882   NWidget(NWID_HORIZONTAL),
00883     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00884     NWidget(WWT_CAPTION, COLOUR_GREY, WID_VR_CAPTION), SetDataTip(STR_REFIT_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00885   EndContainer(),
00886   /* Vehicle display + scrollbar. */
00887   NWidget(NWID_VERTICAL),
00888     NWidget(WWT_PANEL, COLOUR_GREY, WID_VR_VEHICLE_PANEL_DISPLAY), SetMinimalSize(228, 14), SetResize(1, 0), SetScrollbar(WID_VR_HSCROLLBAR), EndContainer(),
00889     NWidget(NWID_SELECTION, INVALID_COLOUR, WID_VR_SHOW_HSCROLLBAR),
00890       NWidget(NWID_HSCROLLBAR, COLOUR_GREY, WID_VR_HSCROLLBAR),
00891     EndContainer(),
00892   EndContainer(),
00893   NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_VR_SELECT_HEADER), SetDataTip(STR_REFIT_TITLE, STR_NULL), SetResize(1, 0),
00894   /* Matrix + scrollbar. */
00895   NWidget(NWID_HORIZONTAL),
00896     NWidget(WWT_MATRIX, COLOUR_GREY, WID_VR_MATRIX), SetMinimalSize(228, 112), SetResize(1, 14), SetFill(1, 1), SetDataTip(0x801, STR_NULL), SetScrollbar(WID_VR_SCROLLBAR),
00897     NWidget(NWID_VSCROLLBAR, COLOUR_GREY, WID_VR_SCROLLBAR),
00898   EndContainer(),
00899   NWidget(WWT_PANEL, COLOUR_GREY, WID_VR_INFO), SetMinimalTextLines(2, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM), SetResize(1, 0), EndContainer(),
00900   NWidget(NWID_HORIZONTAL),
00901     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_VR_REFIT), SetFill(1, 0), SetResize(1, 0),
00902     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
00903   EndContainer(),
00904 };
00905 
00906 static const WindowDesc _vehicle_refit_desc(
00907   WDP_AUTO, 240, 174,
00908   WC_VEHICLE_REFIT, WC_VEHICLE_VIEW,
00909   WDF_UNCLICK_BUTTONS | WDF_CONSTRUCTION,
00910   _nested_vehicle_refit_widgets, lengthof(_nested_vehicle_refit_widgets)
00911 );
00912 
00920 void ShowVehicleRefitWindow(const Vehicle *v, VehicleOrderID order, Window *parent, bool auto_refit)
00921 {
00922   DeleteWindowById(WC_VEHICLE_REFIT, v->index);
00923   RefitWindow *w = new RefitWindow(&_vehicle_refit_desc, v, order, auto_refit);
00924   w->parent = parent;
00925 }
00926 
00928 uint ShowRefitOptionsList(int left, int right, int y, EngineID engine)
00929 {
00930   /* List of cargo types of this engine */
00931   uint32 cmask = GetUnionOfArticulatedRefitMasks(engine, false);
00932   /* List of cargo types available in this climate */
00933   uint32 lmask = _cargo_mask;
00934 
00935   /* Draw nothing if the engine is not refittable */
00936   if (HasAtMostOneBit(cmask)) return y;
00937 
00938   if (cmask == lmask) {
00939     /* Engine can be refitted to all types in this climate */
00940     SetDParam(0, STR_PURCHASE_INFO_ALL_TYPES);
00941   } else {
00942     /* Check if we are able to refit to more cargo types and unable to. If
00943      * so, invert the cargo types to list those that we can't refit to. */
00944     if (CountBits(cmask ^ lmask) < CountBits(cmask) && CountBits(cmask ^ lmask) <= 7) {
00945       cmask ^= lmask;
00946       SetDParam(0, STR_PURCHASE_INFO_ALL_BUT);
00947     } else {
00948       SetDParam(0, STR_JUST_CARGO_LIST);
00949     }
00950     SetDParam(1, cmask);
00951   }
00952 
00953   return DrawStringMultiLine(left, right, y, INT32_MAX, STR_PURCHASE_INFO_REFITTABLE_TO);
00954 }
00955 
00957 StringID GetCargoSubtypeText(const Vehicle *v)
00958 {
00959   if (HasBit(EngInfo(v->engine_type)->callback_mask, CBM_VEHICLE_CARGO_SUFFIX)) {
00960     uint16 cb = GetVehicleCallback(CBID_VEHICLE_CARGO_SUFFIX, 0, 0, v->engine_type, v);
00961     if (cb != CALLBACK_FAILED) {
00962       if (cb > 0x400) ErrorUnknownCallbackResult(v->GetGRFID(), CBID_VEHICLE_CARGO_SUFFIX, cb);
00963       if (cb >= 0x400 || (v->GetGRF()->grf_version < 8 && cb == 0xFF)) cb = CALLBACK_FAILED;
00964     }
00965     if (cb != CALLBACK_FAILED) {
00966       return GetGRFStringID(v->GetGRFID(), 0xD000 + cb);
00967     }
00968   }
00969   return STR_EMPTY;
00970 }
00971 
00973 static int CDECL VehicleNumberSorter(const Vehicle * const *a, const Vehicle * const *b)
00974 {
00975   return (*a)->unitnumber - (*b)->unitnumber;
00976 }
00977 
00979 static int CDECL VehicleNameSorter(const Vehicle * const *a, const Vehicle * const *b)
00980 {
00981   static char last_name[2][64];
00982 
00983   if (*a != _last_vehicle[0]) {
00984     _last_vehicle[0] = *a;
00985     SetDParam(0, (*a)->index);
00986     GetString(last_name[0], STR_VEHICLE_NAME, lastof(last_name[0]));
00987   }
00988 
00989   if (*b != _last_vehicle[1]) {
00990     _last_vehicle[1] = *b;
00991     SetDParam(0, (*b)->index);
00992     GetString(last_name[1], STR_VEHICLE_NAME, lastof(last_name[1]));
00993   }
00994 
00995   int r = strnatcmp(last_name[0], last_name[1]); // Sort by name (natural sorting).
00996   return (r != 0) ? r : VehicleNumberSorter(a, b);
00997 }
00998 
01000 static int CDECL VehicleAgeSorter(const Vehicle * const *a, const Vehicle * const *b)
01001 {
01002   int r = (*a)->age - (*b)->age;
01003   return (r != 0) ? r : VehicleNumberSorter(a, b);
01004 }
01005 
01007 static int CDECL VehicleProfitThisYearSorter(const Vehicle * const *a, const Vehicle * const *b)
01008 {
01009   int r = ClampToI32((*a)->GetDisplayProfitThisYear() - (*b)->GetDisplayProfitThisYear());
01010   return (r != 0) ? r : VehicleNumberSorter(a, b);
01011 }
01012 
01014 static int CDECL VehicleProfitLastYearSorter(const Vehicle * const *a, const Vehicle * const *b)
01015 {
01016   int r = ClampToI32((*a)->GetDisplayProfitLastYear() - (*b)->GetDisplayProfitLastYear());
01017   return (r != 0) ? r : VehicleNumberSorter(a, b);
01018 }
01019 
01021 static int CDECL VehicleCargoSorter(const Vehicle * const *a, const Vehicle * const *b)
01022 {
01023   const Vehicle *v;
01024   CargoArray diff;
01025 
01026   /* Append the cargo of the connected weagons */
01027   for (v = *a; v != NULL; v = v->Next()) diff[v->cargo_type] += v->cargo_cap;
01028   for (v = *b; v != NULL; v = v->Next()) diff[v->cargo_type] -= v->cargo_cap;
01029 
01030   int r = 0;
01031   for (CargoID i = 0; i < NUM_CARGO; i++) {
01032     r = diff[i];
01033     if (r != 0) break;
01034   }
01035 
01036   return (r != 0) ? r : VehicleNumberSorter(a, b);
01037 }
01038 
01040 static int CDECL VehicleReliabilitySorter(const Vehicle * const *a, const Vehicle * const *b)
01041 {
01042   int r = (*a)->reliability - (*b)->reliability;
01043   return (r != 0) ? r : VehicleNumberSorter(a, b);
01044 }
01045 
01047 static int CDECL VehicleMaxSpeedSorter(const Vehicle * const *a, const Vehicle * const *b)
01048 {
01049   int r = (*a)->vcache.cached_max_speed - (*b)->vcache.cached_max_speed;
01050   return (r != 0) ? r : VehicleNumberSorter(a, b);
01051 }
01052 
01054 static int CDECL VehicleModelSorter(const Vehicle * const *a, const Vehicle * const *b)
01055 {
01056   int r = (*a)->engine_type - (*b)->engine_type;
01057   return (r != 0) ? r : VehicleNumberSorter(a, b);
01058 }
01059 
01061 static int CDECL VehicleValueSorter(const Vehicle * const *a, const Vehicle * const *b)
01062 {
01063   const Vehicle *u;
01064   Money diff = 0;
01065 
01066   for (u = *a; u != NULL; u = u->Next()) diff += u->value;
01067   for (u = *b; u != NULL; u = u->Next()) diff -= u->value;
01068 
01069   int r = ClampToI32(diff);
01070   return (r != 0) ? r : VehicleNumberSorter(a, b);
01071 }
01072 
01074 static int CDECL VehicleLengthSorter(const Vehicle * const *a, const Vehicle * const *b)
01075 {
01076   int r = (*a)->GetGroundVehicleCache()->cached_total_length - (*b)->GetGroundVehicleCache()->cached_total_length;
01077   return (r != 0) ? r : VehicleNumberSorter(a, b);
01078 }
01079 
01081 static int CDECL VehicleTimeToLiveSorter(const Vehicle * const *a, const Vehicle * const *b)
01082 {
01083   int r = ClampToI32(((*a)->max_age - (*a)->age) - ((*b)->max_age - (*b)->age));
01084   return (r != 0) ? r : VehicleNumberSorter(a, b);
01085 }
01086 
01088 static int CDECL VehicleTimetableDelaySorter(const Vehicle * const *a, const Vehicle * const *b)
01089 {
01090   int r = (*a)->lateness_counter - (*b)->lateness_counter;
01091   return (r != 0) ? r : VehicleNumberSorter(a, b);
01092 }
01093 
01094 void InitializeGUI()
01095 {
01096   MemSetT(&_sorting, 0);
01097 }
01098 
01105 static inline void ChangeVehicleWindow(WindowClass window_class, VehicleID from_index, VehicleID to_index)
01106 {
01107   Window *w = FindWindowById(window_class, from_index);
01108   if (w != NULL) {
01109     /* Update window_number */
01110     w->window_number = to_index;
01111     if (w->viewport != NULL) w->viewport->follow_vehicle = to_index;
01112 
01113     /* Update vehicle drag data */
01114     if (_thd.window_class == window_class && _thd.window_number == (WindowNumber)from_index) {
01115       _thd.window_number = to_index;
01116     }
01117 
01118     /* Notify the window. */
01119     w->InvalidateData(-666, false);
01120   }
01121 }
01122 
01128 void ChangeVehicleViewWindow(VehicleID from_index, VehicleID to_index)
01129 {
01130   ChangeVehicleWindow(WC_VEHICLE_VIEW,      from_index, to_index);
01131   ChangeVehicleWindow(WC_VEHICLE_ORDERS,    from_index, to_index);
01132   ChangeVehicleWindow(WC_VEHICLE_REFIT,     from_index, to_index);
01133   ChangeVehicleWindow(WC_VEHICLE_DETAILS,   from_index, to_index);
01134   ChangeVehicleWindow(WC_VEHICLE_TIMETABLE, from_index, to_index);
01135 }
01136 
01137 static const NWidgetPart _nested_vehicle_list[] = {
01138   NWidget(NWID_HORIZONTAL),
01139     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01140     NWidget(WWT_CAPTION, COLOUR_GREY, WID_VL_CAPTION),
01141     NWidget(WWT_SHADEBOX, COLOUR_GREY),
01142     NWidget(WWT_STICKYBOX, COLOUR_GREY),
01143   EndContainer(),
01144 
01145   NWidget(NWID_HORIZONTAL),
01146     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_VL_SORT_ORDER), SetMinimalSize(81, 12), SetFill(0, 1), SetDataTip(STR_BUTTON_SORT_BY, STR_TOOLTIP_SORT_ORDER),
01147     NWidget(WWT_DROPDOWN, COLOUR_GREY, WID_VL_SORT_BY_PULLDOWN), SetMinimalSize(167, 12), SetFill(0, 1), SetDataTip(0x0, STR_TOOLTIP_SORT_CRITERIA),
01148     NWidget(WWT_PANEL, COLOUR_GREY), SetMinimalSize(12, 12), SetFill(1, 1), SetResize(1, 0),
01149     EndContainer(),
01150   EndContainer(),
01151 
01152   NWidget(NWID_HORIZONTAL),
01153     NWidget(WWT_MATRIX, COLOUR_GREY, WID_VL_LIST), SetMinimalSize(248, 0), SetFill(1, 0), SetResize(1, 1), SetScrollbar(WID_VL_SCROLLBAR),
01154     NWidget(NWID_VSCROLLBAR, COLOUR_GREY, WID_VL_SCROLLBAR),
01155   EndContainer(),
01156 
01157   NWidget(NWID_HORIZONTAL),
01158     NWidget(NWID_SELECTION, INVALID_COLOUR, WID_VL_HIDE_BUTTONS),
01159       NWidget(NWID_HORIZONTAL),
01160         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_VL_AVAILABLE_VEHICLES), SetMinimalSize(106, 12), SetFill(0, 1),
01161                 SetDataTip(STR_BLACK_STRING, STR_VEHICLE_LIST_AVAILABLE_ENGINES_TOOLTIP),
01162         NWidget(WWT_DROPDOWN, COLOUR_GREY, WID_VL_MANAGE_VEHICLES_DROPDOWN), SetMinimalSize(118, 12), SetFill(0, 1),
01163                 SetDataTip(STR_VEHICLE_LIST_MANAGE_LIST, STR_VEHICLE_LIST_MANAGE_LIST_TOOLTIP),
01164         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_VL_STOP_ALL), SetMinimalSize(12, 12), SetFill(0, 1),
01165                 SetDataTip(SPR_FLAG_VEH_STOPPED, STR_VEHICLE_LIST_MASS_STOP_LIST_TOOLTIP),
01166         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_VL_START_ALL), SetMinimalSize(12, 12), SetFill(0, 1),
01167                 SetDataTip(SPR_FLAG_VEH_RUNNING, STR_VEHICLE_LIST_MASS_START_LIST_TOOLTIP),
01168         NWidget(WWT_PANEL, COLOUR_GREY), SetMinimalSize(0, 12), SetResize(1, 0), SetFill(1, 1), EndContainer(),
01169       EndContainer(),
01170       /* Widget to be shown for other companies hiding the previous 5 widgets. */
01171       NWidget(WWT_PANEL, COLOUR_GREY), SetFill(1, 1), SetResize(1, 0), EndContainer(),
01172     EndContainer(),
01173     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
01174   EndContainer(),
01175 };
01176 
01177 static void DrawSmallOrderList(const Vehicle *v, int left, int right, int y, VehicleOrderID start = 0)
01178 {
01179   const Order *order = v->GetOrder(start);
01180   if (order == NULL) return;
01181 
01182   int i = 0;
01183   VehicleOrderID oid = start;
01184 
01185   do {
01186     if (oid == v->cur_real_order_index) DrawString(left, right, y, STR_TINY_RIGHT_ARROW, TC_BLACK);
01187 
01188     if (order->IsType(OT_GOTO_STATION)) {
01189       SetDParam(0, order->GetDestination());
01190       DrawString(left + 6, right - 6, y, STR_TINY_BLACK_STATION);
01191 
01192       y += FONT_HEIGHT_SMALL;
01193       if (++i == 4) break;
01194     }
01195 
01196     oid++;
01197     order = order->next;
01198     if (order == NULL) {
01199       order = v->orders.list->GetFirstOrder();
01200       oid = 0;
01201     }
01202   } while (oid != start);
01203 }
01204 
01214 void DrawVehicleImage(const Vehicle *v, int left, int right, int y, VehicleID selection, EngineImageType image_type, int skip)
01215 {
01216   switch (v->type) {
01217     case VEH_TRAIN:    DrawTrainImage(Train::From(v), left, right, y, selection, image_type, skip); break;
01218     case VEH_ROAD:     DrawRoadVehImage(v, left, right, y, selection, image_type, skip);  break;
01219     case VEH_SHIP:     DrawShipImage(v, left, right, y, selection, image_type);     break;
01220     case VEH_AIRCRAFT: DrawAircraftImage(v, left, right, y, selection, image_type); break;
01221     default: NOT_REACHED();
01222   }
01223 }
01224 
01231 uint GetVehicleListHeight(VehicleType type, uint divisor)
01232 {
01233   /* Name + vehicle + profit */
01234   uint base = GetVehicleHeight(type) + 2 * FONT_HEIGHT_SMALL;
01235   /* Drawing of the 4 small orders + profit*/
01236   if (type >= VEH_SHIP) base = max(base, 5U * FONT_HEIGHT_SMALL);
01237 
01238   if (divisor == 1) return base;
01239 
01240   /* Make sure the height is dividable by divisor */
01241   uint rem = base % divisor;
01242   return base + (rem == 0 ? 0 : divisor - rem);
01243 }
01244 
01251 void BaseVehicleListWindow::DrawVehicleListItems(VehicleID selected_vehicle, int line_height, const Rect &r) const
01252 {
01253   int left = r.left + WD_MATRIX_LEFT;
01254   int right = r.right - WD_MATRIX_RIGHT;
01255   int width = right - left;
01256   bool rtl = _current_text_dir == TD_RTL;
01257 
01258   int text_offset = GetDigitWidth() * this->unitnumber_digits + WD_FRAMERECT_RIGHT;
01259   int text_left  = left  + (rtl ?           0 : text_offset);
01260   int text_right = right - (rtl ? text_offset :           0);
01261 
01262   bool show_orderlist = this->vli.vtype >= VEH_SHIP;
01263   int orderlist_left  = left  + (rtl ? 0 : max(100 + text_offset, width / 2));
01264   int orderlist_right = right - (rtl ? max(100 + text_offset, width / 2) : 0);
01265 
01266   int image_left  = (rtl && show_orderlist) ? orderlist_right : text_left;
01267   int image_right = (!rtl && show_orderlist) ? orderlist_left : text_right;
01268 
01269   int vehicle_button_x = rtl ? right - GetSpriteSize(SPR_PROFIT_LOT).width : left;
01270 
01271   int y = r.top;
01272   uint max = min(this->vscroll->GetPosition() + this->vscroll->GetCapacity(), this->vehicles.Length());
01273   for (uint i = this->vscroll->GetPosition(); i < max; ++i) {
01274     const Vehicle *v = this->vehicles[i];
01275     StringID str;
01276 
01277     SetDParam(0, v->GetDisplayProfitThisYear());
01278     SetDParam(1, v->GetDisplayProfitLastYear());
01279 
01280     DrawVehicleImage(v, image_left, image_right, y + FONT_HEIGHT_SMALL - 1, selected_vehicle, EIT_IN_LIST, 0);
01281     DrawString(text_left, text_right, y + line_height - FONT_HEIGHT_SMALL - WD_FRAMERECT_BOTTOM - 1, STR_VEHICLE_LIST_PROFIT_THIS_YEAR_LAST_YEAR);
01282 
01283     if (v->name != NULL) {
01284       /* The vehicle got a name so we will print it */
01285       SetDParam(0, v->index);
01286       DrawString(text_left, text_right, y, STR_TINY_BLACK_VEHICLE);
01287     } else if (v->group_id != DEFAULT_GROUP) {
01288       /* The vehicle has no name, but is member of a group, so print group name */
01289       SetDParam(0, v->group_id);
01290       DrawString(text_left, text_right, y, STR_TINY_GROUP, TC_BLACK);
01291     }
01292 
01293     if (show_orderlist) DrawSmallOrderList(v, orderlist_left, orderlist_right, y, v->cur_real_order_index);
01294 
01295     if (v->IsInDepot()) {
01296       str = STR_BLUE_COMMA;
01297     } else {
01298       str = (v->age > v->max_age - DAYS_IN_LEAP_YEAR) ? STR_RED_COMMA : STR_BLACK_COMMA;
01299     }
01300 
01301     SetDParam(0, v->unitnumber);
01302     DrawString(left, right, y + 2, str);
01303 
01304     DrawVehicleProfitButton(v, vehicle_button_x, y + FONT_HEIGHT_NORMAL + 3);
01305 
01306     y += line_height;
01307   }
01308 }
01309 
01319 struct VehicleListWindow : public BaseVehicleListWindow {
01320 private:
01322   enum ButtonPlanes {
01323     BP_SHOW_BUTTONS, 
01324     BP_HIDE_BUTTONS, 
01325   };
01326 
01327 public:
01328   VehicleListWindow(const WindowDesc *desc, WindowNumber window_number) : BaseVehicleListWindow(window_number)
01329   {
01330     /* Set up sorting. Make the window-specific _sorting variable
01331      * point to the correct global _sorting struct so we are freed
01332      * from having conditionals during window operation */
01333     switch (this->vli.vtype) {
01334       case VEH_TRAIN:    this->sorting = &_sorting.train; break;
01335       case VEH_ROAD:     this->sorting = &_sorting.roadveh; break;
01336       case VEH_SHIP:     this->sorting = &_sorting.ship; break;
01337       case VEH_AIRCRAFT: this->sorting = &_sorting.aircraft; break;
01338       default: NOT_REACHED();
01339     }
01340 
01341     this->CreateNestedTree(desc);
01342 
01343     this->vscroll = this->GetScrollbar(WID_VL_SCROLLBAR);
01344 
01345     this->vehicles.SetListing(*this->sorting);
01346     this->vehicles.ForceRebuild();
01347     this->vehicles.NeedResort();
01348     this->BuildVehicleList();
01349     this->SortVehicleList();
01350 
01351     /* Set up the window widgets */
01352     this->GetWidget<NWidgetCore>(WID_VL_LIST)->tool_tip = STR_VEHICLE_LIST_TRAIN_LIST_TOOLTIP + this->vli.vtype;
01353 
01354     if (this->vli.type == VL_SHARED_ORDERS) {
01355       this->GetWidget<NWidgetCore>(WID_VL_CAPTION)->widget_data = STR_VEHICLE_LIST_SHARED_ORDERS_LIST_CAPTION;
01356     } else {
01357       this->GetWidget<NWidgetCore>(WID_VL_CAPTION)->widget_data = STR_VEHICLE_LIST_TRAIN_CAPTION + this->vli.vtype;
01358     }
01359 
01360     this->FinishInitNested(desc, window_number);
01361     this->owner = this->vli.company;
01362 
01363     if (this->vli.vtype == VEH_TRAIN) ResizeWindow(this, 65, 0);
01364   }
01365 
01366   ~VehicleListWindow()
01367   {
01368     *this->sorting = this->vehicles.GetListing();
01369   }
01370 
01371   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01372   {
01373     switch (widget) {
01374       case WID_VL_LIST:
01375         resize->height = GetVehicleListHeight(this->vli.vtype, 1);
01376 
01377         switch (this->vli.vtype) {
01378           case VEH_TRAIN:
01379           case VEH_ROAD:
01380             size->height = 6 * resize->height;
01381             break;
01382           case VEH_SHIP:
01383           case VEH_AIRCRAFT:
01384             size->height = 4 * resize->height;
01385             break;
01386           default: NOT_REACHED();
01387         }
01388         break;
01389 
01390       case WID_VL_SORT_ORDER: {
01391         Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
01392         d.width += padding.width + WD_SORTBUTTON_ARROW_WIDTH * 2; // Doubled since the string is centred and it also looks better.
01393         d.height += padding.height;
01394         *size = maxdim(*size, d);
01395         break;
01396       }
01397 
01398       case WID_VL_MANAGE_VEHICLES_DROPDOWN: {
01399         Dimension d = this->GetActionDropdownSize(this->vli.type == VL_STANDARD, false);
01400         d.height += padding.height;
01401         d.width  += padding.width;
01402         *size = maxdim(*size, d);
01403         break;
01404       }
01405     }
01406   }
01407 
01408   virtual void SetStringParameters(int widget) const
01409   {
01410     switch (widget) {
01411       case WID_VL_AVAILABLE_VEHICLES:
01412         SetDParam(0, STR_VEHICLE_LIST_AVAILABLE_TRAINS + this->vli.vtype);
01413         break;
01414 
01415       case WID_VL_CAPTION: {
01416         switch (this->vli.type) {
01417           case VL_SHARED_ORDERS: // Shared Orders
01418             if (this->vehicles.Length() == 0) {
01419               /* We can't open this window without vehicles using this order
01420                * and we should close the window when deleting the order. */
01421               NOT_REACHED();
01422             }
01423             SetDParam(0, this->vscroll->GetCount());
01424             break;
01425 
01426           case VL_STANDARD: // Company Name
01427             SetDParam(0, STR_COMPANY_NAME);
01428             SetDParam(1, this->vli.index);
01429             SetDParam(3, this->vscroll->GetCount());
01430             break;
01431 
01432           case VL_STATION_LIST: // Station/Waypoint Name
01433             SetDParam(0, Station::IsExpected(BaseStation::Get(this->vli.index)) ? STR_STATION_NAME : STR_WAYPOINT_NAME);
01434             SetDParam(1, this->vli.index);
01435             SetDParam(3, this->vscroll->GetCount());
01436             break;
01437 
01438           case VL_DEPOT_LIST:
01439             SetDParam(0, STR_DEPOT_CAPTION);
01440             SetDParam(1, this->vli.vtype);
01441             SetDParam(2, this->vli.index);
01442             SetDParam(3, this->vscroll->GetCount());
01443             break;
01444           default: NOT_REACHED();
01445         }
01446         break;
01447       }
01448     }
01449   }
01450 
01451   virtual void DrawWidget(const Rect &r, int widget) const
01452   {
01453     switch (widget) {
01454       case WID_VL_SORT_ORDER:
01455         /* draw arrow pointing up/down for ascending/descending sorting */
01456         this->DrawSortButtonState(widget, this->vehicles.IsDescSortOrder() ? SBS_DOWN : SBS_UP);
01457         break;
01458 
01459       case WID_VL_LIST:
01460         this->DrawVehicleListItems(INVALID_VEHICLE, this->resize.step_height, r);
01461         break;
01462     }
01463   }
01464 
01465   virtual void OnPaint()
01466   {
01467     this->BuildVehicleList();
01468     this->SortVehicleList();
01469 
01470     if (this->vehicles.Length() == 0 && this->IsWidgetLowered(WID_VL_MANAGE_VEHICLES_DROPDOWN)) {
01471       HideDropDownMenu(this);
01472     }
01473 
01474     /* Hide the widgets that we will not use in this window
01475      * Some windows contains actions only fit for the owner */
01476     int plane_to_show = (this->owner == _local_company) ? BP_SHOW_BUTTONS : BP_HIDE_BUTTONS;
01477     NWidgetStacked *nwi = this->GetWidget<NWidgetStacked>(WID_VL_HIDE_BUTTONS);
01478     if (plane_to_show != nwi->shown_plane) {
01479       nwi->SetDisplayedPlane(plane_to_show);
01480       nwi->SetDirty(this);
01481     }
01482     if (this->owner == _local_company) {
01483       this->SetWidgetDisabledState(WID_VL_AVAILABLE_VEHICLES, this->vli.type != VL_STANDARD);
01484       this->SetWidgetsDisabledState(this->vehicles.Length() == 0,
01485         WID_VL_MANAGE_VEHICLES_DROPDOWN,
01486         WID_VL_STOP_ALL,
01487         WID_VL_START_ALL,
01488         WIDGET_LIST_END);
01489     }
01490 
01491     /* Set text of sort by dropdown widget. */
01492     this->GetWidget<NWidgetCore>(WID_VL_SORT_BY_PULLDOWN)->widget_data = this->vehicle_sorter_names[this->vehicles.SortType()];
01493 
01494     this->DrawWidgets();
01495   }
01496 
01497   virtual void OnClick(Point pt, int widget, int click_count)
01498   {
01499     switch (widget) {
01500       case WID_VL_SORT_ORDER: // Flip sorting method ascending/descending
01501         this->vehicles.ToggleSortOrder();
01502         this->SetDirty();
01503         break;
01504 
01505       case WID_VL_SORT_BY_PULLDOWN:// Select sorting criteria dropdown menu
01506         ShowDropDownMenu(this, this->vehicle_sorter_names, this->vehicles.SortType(), WID_VL_SORT_BY_PULLDOWN, 0,
01507             (this->vli.vtype == VEH_TRAIN || this->vli.vtype == VEH_ROAD) ? 0 : (1 << 10));
01508         return;
01509 
01510       case WID_VL_LIST: { // Matrix to show vehicles
01511         uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_VL_LIST);
01512         if (id_v >= this->vehicles.Length()) return; // click out of list bound
01513 
01514         const Vehicle *v = this->vehicles[id_v];
01515         if (!VehicleClicked(v)) ShowVehicleViewWindow(v);
01516         break;
01517       }
01518 
01519       case WID_VL_AVAILABLE_VEHICLES:
01520         ShowBuildVehicleWindow(INVALID_TILE, this->vli.vtype);
01521         break;
01522 
01523       case WID_VL_MANAGE_VEHICLES_DROPDOWN: {
01524         DropDownList *list = this->BuildActionDropdownList(VehicleListIdentifier(this->window_number).type == VL_STANDARD, false);
01525         ShowDropDownList(this, list, 0, WID_VL_MANAGE_VEHICLES_DROPDOWN);
01526         break;
01527       }
01528 
01529       case WID_VL_STOP_ALL:
01530       case WID_VL_START_ALL:
01531         DoCommandP(0, (1 << 1) | (widget == WID_VL_START_ALL ? (1 << 0) : 0), this->window_number, CMD_MASS_START_STOP);
01532         break;
01533     }
01534   }
01535 
01536   virtual void OnDropdownSelect(int widget, int index)
01537   {
01538     switch (widget) {
01539       case WID_VL_SORT_BY_PULLDOWN:
01540         this->vehicles.SetSortType(index);
01541         break;
01542       case WID_VL_MANAGE_VEHICLES_DROPDOWN:
01543         assert(this->vehicles.Length() != 0);
01544 
01545         switch (index) {
01546           case ADI_REPLACE: // Replace window
01547             ShowReplaceGroupVehicleWindow(DEFAULT_GROUP, this->vli.vtype);
01548             break;
01549           case ADI_SERVICE: // Send for servicing
01550           case ADI_DEPOT: // Send to Depots
01551             DoCommandP(0, DEPOT_MASS_SEND | (index == ADI_SERVICE ? DEPOT_SERVICE : (DepotCommand)0), this->window_number, GetCmdSendToDepot(this->vli.vtype));
01552             break;
01553 
01554           default: NOT_REACHED();
01555         }
01556         break;
01557       default: NOT_REACHED();
01558     }
01559     this->SetDirty();
01560   }
01561 
01562   virtual void OnTick()
01563   {
01564     if (_pause_mode != PM_UNPAUSED) return;
01565     if (this->vehicles.NeedResort()) {
01566       StationID station = (this->vli.type == VL_STATION_LIST) ? this->vli.index : INVALID_STATION;
01567 
01568       DEBUG(misc, 3, "Periodic resort %d list company %d at station %d", this->vli.vtype, this->owner, station);
01569       this->SetDirty();
01570     }
01571   }
01572 
01573   virtual void OnResize()
01574   {
01575     this->vscroll->SetCapacityFromWidget(this, WID_VL_LIST);
01576     this->GetWidget<NWidgetCore>(WID_VL_LIST)->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
01577   }
01578 
01584   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
01585   {
01586     if (!gui_scope && HasBit(data, 31) && this->vli.type == VL_SHARED_ORDERS) {
01587       /* Needs to be done in command-scope, so everything stays valid */
01588       this->vli.index = GB(data, 0, 20);
01589       this->window_number = this->vli.Pack();
01590       this->vehicles.ForceRebuild();
01591       return;
01592     }
01593 
01594     if (data == 0) {
01595       /* This needs to be done in command-scope to enforce rebuilding before resorting invalid data */
01596       this->vehicles.ForceRebuild();
01597     } else {
01598       this->vehicles.ForceResort();
01599     }
01600   }
01601 };
01602 
01603 static WindowDesc _vehicle_list_desc(
01604   WDP_AUTO, 260, 246,
01605   WC_INVALID, WC_NONE,
01606   WDF_UNCLICK_BUTTONS,
01607   _nested_vehicle_list, lengthof(_nested_vehicle_list)
01608 );
01609 
01610 static void ShowVehicleListWindowLocal(CompanyID company, VehicleListType vlt, VehicleType vehicle_type, uint16 unique_number)
01611 {
01612   if (!Company::IsValidID(company)) return;
01613 
01614   _vehicle_list_desc.cls = GetWindowClassForVehicleType(vehicle_type);
01615   AllocateWindowDescFront<VehicleListWindow>(&_vehicle_list_desc, VehicleListIdentifier(vlt, vehicle_type, company, unique_number).Pack());
01616 }
01617 
01618 void ShowVehicleListWindow(CompanyID company, VehicleType vehicle_type)
01619 {
01620   /* If _settings_client.gui.advanced_vehicle_list > 1, display the Advanced list
01621    * if _settings_client.gui.advanced_vehicle_list == 1, display Advanced list only for local company
01622    * if _ctrl_pressed, do the opposite action (Advanced list x Normal list)
01623    */
01624 
01625   if ((_settings_client.gui.advanced_vehicle_list > (uint)(company != _local_company)) != _ctrl_pressed) {
01626     ShowCompanyGroup(company, vehicle_type);
01627   } else {
01628     ShowVehicleListWindowLocal(company, VL_STANDARD, vehicle_type, company);
01629   }
01630 }
01631 
01632 void ShowVehicleListWindow(const Vehicle *v)
01633 {
01634   ShowVehicleListWindowLocal(v->owner, VL_SHARED_ORDERS, v->type, v->FirstShared()->index);
01635 }
01636 
01637 void ShowVehicleListWindow(CompanyID company, VehicleType vehicle_type, StationID station)
01638 {
01639   if (!Company::IsValidID(company)) {
01640     company = _local_company;
01641     /* This can happen when opening the vehicle list as a spectator. */
01642     if (!Company::IsValidID(company)) return;
01643     _vehicle_list_desc.flags |= WDF_CONSTRUCTION;
01644   } else {
01645     _vehicle_list_desc.flags &= ~WDF_CONSTRUCTION;
01646   }
01647 
01648   ShowVehicleListWindowLocal(company, VL_STATION_LIST, vehicle_type, station);
01649 }
01650 
01651 void ShowVehicleListWindow(CompanyID company, VehicleType vehicle_type, TileIndex depot_tile)
01652 {
01653   uint16 depot_airport_index;
01654 
01655   if (vehicle_type == VEH_AIRCRAFT) {
01656     depot_airport_index = GetStationIndex(depot_tile);
01657   } else {
01658     depot_airport_index = GetDepotIndex(depot_tile);
01659   }
01660   ShowVehicleListWindowLocal(company, VL_DEPOT_LIST, vehicle_type, depot_airport_index);
01661 }
01662 
01663 
01664 /* Unified vehicle GUI - Vehicle Details Window */
01665 
01666 assert_compile(WID_VD_DETAILS_CARGO_CARRIED    == WID_VD_DETAILS_CARGO_CARRIED + TDW_TAB_CARGO   );
01667 assert_compile(WID_VD_DETAILS_TRAIN_VEHICLES   == WID_VD_DETAILS_CARGO_CARRIED + TDW_TAB_INFO    );
01668 assert_compile(WID_VD_DETAILS_CAPACITY_OF_EACH == WID_VD_DETAILS_CARGO_CARRIED + TDW_TAB_CAPACITY);
01669 assert_compile(WID_VD_DETAILS_TOTAL_CARGO      == WID_VD_DETAILS_CARGO_CARRIED + TDW_TAB_TOTALS  );
01670 
01672 static const NWidgetPart _nested_nontrain_vehicle_details_widgets[] = {
01673   NWidget(NWID_HORIZONTAL),
01674     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01675     NWidget(WWT_CAPTION, COLOUR_GREY, WID_VD_CAPTION), SetDataTip(STR_VEHICLE_DETAILS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01676     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_VD_RENAME_VEHICLE), SetMinimalSize(40, 0), SetMinimalTextLines(1, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + 2), SetDataTip(STR_VEHICLE_NAME_BUTTON, STR_NULL /* filled in later */),
01677     NWidget(WWT_SHADEBOX, COLOUR_GREY),
01678     NWidget(WWT_STICKYBOX, COLOUR_GREY),
01679   EndContainer(),
01680   NWidget(WWT_PANEL, COLOUR_GREY, WID_VD_TOP_DETAILS), SetMinimalSize(405, 42), SetResize(1, 0), EndContainer(),
01681   NWidget(WWT_PANEL, COLOUR_GREY, WID_VD_MIDDLE_DETAILS), SetMinimalSize(405, 45), SetResize(1, 0), EndContainer(),
01682   NWidget(NWID_HORIZONTAL),
01683     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, WID_VD_DECREASE_SERVICING_INTERVAL), SetFill(0, 1),
01684         SetDataTip(AWV_DECREASE, STR_VEHICLE_DETAILS_DECREASE_SERVICING_INTERVAL_TOOLTIP),
01685     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, WID_VD_INCREASE_SERVICING_INTERVAL), SetFill(0, 1),
01686         SetDataTip(AWV_INCREASE, STR_VEHICLE_DETAILS_INCREASE_SERVICING_INTERVAL_TOOLTIP),
01687     NWidget(WWT_PANEL, COLOUR_GREY, WID_VD_SERVICING_INTERVAL), SetFill(1, 1), SetResize(1, 0), EndContainer(),
01688     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
01689   EndContainer(),
01690 };
01691 
01693 static const NWidgetPart _nested_train_vehicle_details_widgets[] = {
01694   NWidget(NWID_HORIZONTAL),
01695     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01696     NWidget(WWT_CAPTION, COLOUR_GREY, WID_VD_CAPTION), SetDataTip(STR_VEHICLE_DETAILS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01697     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_VD_RENAME_VEHICLE), SetMinimalSize(40, 0), SetMinimalTextLines(1, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + 2), SetDataTip(STR_VEHICLE_NAME_BUTTON, STR_NULL /* filled in later */),
01698     NWidget(WWT_SHADEBOX, COLOUR_GREY),
01699     NWidget(WWT_STICKYBOX, COLOUR_GREY),
01700   EndContainer(),
01701   NWidget(WWT_PANEL, COLOUR_GREY, WID_VD_TOP_DETAILS), SetResize(1, 0), SetMinimalSize(405, 42), EndContainer(),
01702   NWidget(NWID_HORIZONTAL),
01703     NWidget(WWT_MATRIX, COLOUR_GREY, WID_VD_MATRIX), SetResize(1, 1), SetMinimalSize(393, 45), SetDataTip(0x701, STR_NULL), SetFill(1, 0), SetScrollbar(WID_VD_SCROLLBAR),
01704     NWidget(NWID_VSCROLLBAR, COLOUR_GREY, WID_VD_SCROLLBAR),
01705   EndContainer(),
01706   NWidget(NWID_HORIZONTAL),
01707     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, WID_VD_DECREASE_SERVICING_INTERVAL), SetFill(0, 1),
01708         SetDataTip(AWV_DECREASE, STR_VEHICLE_DETAILS_DECREASE_SERVICING_INTERVAL_TOOLTIP),
01709     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, WID_VD_INCREASE_SERVICING_INTERVAL), SetFill(0, 1),
01710         SetDataTip(AWV_INCREASE, STR_VEHICLE_DETAILS_DECREASE_SERVICING_INTERVAL_TOOLTIP),
01711     NWidget(WWT_PANEL, COLOUR_GREY, WID_VD_SERVICING_INTERVAL), SetFill(1, 1), SetResize(1, 0), EndContainer(),
01712   EndContainer(),
01713   NWidget(NWID_HORIZONTAL),
01714     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_VD_DETAILS_CARGO_CARRIED), SetMinimalSize(96, 12),
01715         SetDataTip(STR_VEHICLE_DETAIL_TAB_CARGO, STR_VEHICLE_DETAILS_TRAIN_CARGO_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01716     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_VD_DETAILS_TRAIN_VEHICLES), SetMinimalSize(99, 12),
01717         SetDataTip(STR_VEHICLE_DETAIL_TAB_INFORMATION, STR_VEHICLE_DETAILS_TRAIN_INFORMATION_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01718     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_VD_DETAILS_CAPACITY_OF_EACH), SetMinimalSize(99, 12),
01719         SetDataTip(STR_VEHICLE_DETAIL_TAB_CAPACITIES, STR_VEHICLE_DETAILS_TRAIN_CAPACITIES_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01720     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_VD_DETAILS_TOTAL_CARGO), SetMinimalSize(99, 12),
01721         SetDataTip(STR_VEHICLE_DETAIL_TAB_TOTAL_CARGO, STR_VEHICLE_DETAILS_TRAIN_TOTAL_CARGO_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01722     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
01723   EndContainer(),
01724 };
01725 
01726 
01727 extern int GetTrainDetailsWndVScroll(VehicleID veh_id, TrainDetailsWindowTabs det_tab);
01728 extern void DrawTrainDetails(const Train *v, int left, int right, int y, int vscroll_pos, uint16 vscroll_cap, TrainDetailsWindowTabs det_tab);
01729 extern void DrawRoadVehDetails(const Vehicle *v, int left, int right, int y);
01730 extern void DrawShipDetails(const Vehicle *v, int left, int right, int y);
01731 extern void DrawAircraftDetails(const Aircraft *v, int left, int right, int y);
01732 
01734 struct VehicleDetailsWindow : Window {
01735   TrainDetailsWindowTabs tab; 
01736   Scrollbar *vscroll;
01737 
01739   VehicleDetailsWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
01740   {
01741     const Vehicle *v = Vehicle::Get(window_number);
01742 
01743     this->CreateNestedTree(desc);
01744     this->vscroll = (v->type == VEH_TRAIN ? this->GetScrollbar(WID_VD_SCROLLBAR) : NULL);
01745     this->FinishInitNested(desc, window_number);
01746 
01747     this->GetWidget<NWidgetCore>(WID_VD_RENAME_VEHICLE)->tool_tip = STR_VEHICLE_DETAILS_TRAIN_RENAME + v->type;
01748 
01749     this->owner = v->owner;
01750     this->tab = TDW_TAB_CARGO;
01751   }
01752 
01758   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
01759   {
01760     if (data == -666) {
01761       /* Autoreplace replaced the vehicle.
01762        * Nothing to do for this window. */
01763       return;
01764     }
01765     if (!gui_scope) return;
01766     const Vehicle *v = Vehicle::Get(this->window_number);
01767     if (v->type == VEH_ROAD) {
01768       const NWidgetBase *nwid_info = this->GetWidget<NWidgetBase>(WID_VD_MIDDLE_DETAILS);
01769       uint aimed_height = this->GetRoadVehDetailsHeight(v);
01770       /* If the number of articulated parts changes, the size of the window must change too. */
01771       if (aimed_height != nwid_info->current_y) {
01772         this->ReInit();
01773       }
01774     }
01775   }
01776 
01782   uint GetRoadVehDetailsHeight(const Vehicle *v)
01783   {
01784     uint desired_height;
01785     if (v->HasArticulatedPart()) {
01786       /* An articulated RV has its text drawn under the sprite instead of after it, hence 15 pixels extra. */
01787       desired_height = WD_FRAMERECT_TOP + 15 + 3 * FONT_HEIGHT_NORMAL + 2 + WD_FRAMERECT_BOTTOM;
01788       /* Add space for the cargo amount for each part. */
01789       for (const Vehicle *u = v; u != NULL; u = u->Next()) {
01790         if (u->cargo_cap != 0) desired_height += FONT_HEIGHT_NORMAL + 1;
01791       }
01792     } else {
01793       desired_height = WD_FRAMERECT_TOP + 4 * FONT_HEIGHT_NORMAL + 3 + WD_FRAMERECT_BOTTOM;
01794     }
01795     return desired_height;
01796   }
01797 
01798   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01799   {
01800     switch (widget) {
01801       case WID_VD_TOP_DETAILS: {
01802         Dimension dim = { 0, 0 };
01803         size->height = WD_FRAMERECT_TOP + 4 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM;
01804 
01805         for (uint i = 0; i < 4; i++) SetDParam(i, INT16_MAX);
01806         static const StringID info_strings[] = {
01807           STR_VEHICLE_INFO_MAX_SPEED,
01808           STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED,
01809           STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED_MAX_TE,
01810           STR_VEHICLE_INFO_PROFIT_THIS_YEAR_LAST_YEAR,
01811           STR_VEHICLE_INFO_RELIABILITY_BREAKDOWNS
01812         };
01813         for (uint i = 0; i < lengthof(info_strings); i++) {
01814           dim = maxdim(dim, GetStringBoundingBox(info_strings[i]));
01815         }
01816         SetDParam(0, STR_VEHICLE_INFO_AGE);
01817         dim = maxdim(dim, GetStringBoundingBox(STR_VEHICLE_INFO_AGE_RUNNING_COST_YR));
01818         size->width = dim.width + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
01819         break;
01820       }
01821 
01822       case WID_VD_MIDDLE_DETAILS: {
01823         const Vehicle *v = Vehicle::Get(this->window_number);
01824         switch (v->type) {
01825           case VEH_ROAD:
01826             size->height = this->GetRoadVehDetailsHeight(v);
01827             break;
01828 
01829           case VEH_SHIP:
01830             size->height = WD_FRAMERECT_TOP + 4 * FONT_HEIGHT_NORMAL + 3 + WD_FRAMERECT_BOTTOM;
01831             break;
01832 
01833           case VEH_AIRCRAFT:
01834             size->height = WD_FRAMERECT_TOP + 5 * FONT_HEIGHT_NORMAL + 4 + WD_FRAMERECT_BOTTOM;
01835             break;
01836 
01837           default:
01838             NOT_REACHED(); // Train uses WID_VD_MATRIX instead.
01839         }
01840         break;
01841       }
01842 
01843       case WID_VD_MATRIX:
01844         resize->height = WD_MATRIX_TOP + FONT_HEIGHT_NORMAL + WD_MATRIX_BOTTOM;
01845         size->height = 4 * resize->height;
01846         break;
01847 
01848       case WID_VD_SERVICING_INTERVAL:
01849         SetDParam(0, 9999); // Roughly the maximum interval
01850         SetDParam(1, MAX_YEAR * DAYS_IN_YEAR); // Roughly the maximum year
01851         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;
01852         size->height = WD_FRAMERECT_TOP + FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM;
01853         break;
01854     }
01855   }
01856 
01858   static bool IsVehicleServiceIntervalEnabled(const VehicleType vehicle_type, CompanyID company_id)
01859   {
01860     const VehicleDefaultSettings *vds = &Company::Get(company_id)->settings.vehicle;
01861     switch (vehicle_type) {
01862       default: NOT_REACHED();
01863       case VEH_TRAIN:    return vds->servint_trains   != 0;
01864       case VEH_ROAD:     return vds->servint_roadveh  != 0;
01865       case VEH_SHIP:     return vds->servint_ships    != 0;
01866       case VEH_AIRCRAFT: return vds->servint_aircraft != 0;
01867     }
01868   }
01869 
01881   static void DrawVehicleDetails(const Vehicle *v, int left, int right, int y, int vscroll_pos, uint vscroll_cap, TrainDetailsWindowTabs det_tab)
01882   {
01883     switch (v->type) {
01884       case VEH_TRAIN:    DrawTrainDetails(Train::From(v), left, right, y, vscroll_pos, vscroll_cap, det_tab);  break;
01885       case VEH_ROAD:     DrawRoadVehDetails(v, left, right, y);  break;
01886       case VEH_SHIP:     DrawShipDetails(v, left, right, y);     break;
01887       case VEH_AIRCRAFT: DrawAircraftDetails(Aircraft::From(v), left, right, y); break;
01888       default: NOT_REACHED();
01889     }
01890   }
01891 
01892   virtual void SetStringParameters(int widget) const
01893   {
01894     if (widget == WID_VD_CAPTION) SetDParam(0, Vehicle::Get(this->window_number)->index);
01895   }
01896 
01897   virtual void DrawWidget(const Rect &r, int widget) const
01898   {
01899     const Vehicle *v = Vehicle::Get(this->window_number);
01900 
01901     switch (widget) {
01902       case WID_VD_TOP_DETAILS: {
01903         int y = r.top + WD_FRAMERECT_TOP;
01904 
01905         /* Draw running cost */
01906         SetDParam(1, v->age / DAYS_IN_LEAP_YEAR);
01907         SetDParam(0, (v->age + DAYS_IN_YEAR < v->max_age) ? STR_VEHICLE_INFO_AGE : STR_VEHICLE_INFO_AGE_RED);
01908         SetDParam(2, v->max_age / DAYS_IN_LEAP_YEAR);
01909         SetDParam(3, v->GetDisplayRunningCost());
01910         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_VEHICLE_INFO_AGE_RUNNING_COST_YR);
01911         y += FONT_HEIGHT_NORMAL;
01912 
01913         /* Draw max speed */
01914         StringID string;
01915         if (v->type == VEH_TRAIN ||
01916             (v->type == VEH_ROAD && _settings_game.vehicle.roadveh_acceleration_model != AM_ORIGINAL)) {
01917           const GroundVehicleCache *gcache = v->GetGroundVehicleCache();
01918           SetDParam(2, v->GetDisplayMaxSpeed());
01919           SetDParam(1, gcache->cached_power);
01920           SetDParam(0, gcache->cached_weight);
01921           SetDParam(3, gcache->cached_max_te / 1000);
01922           if (v->type == VEH_TRAIN && (_settings_game.vehicle.train_acceleration_model == AM_ORIGINAL ||
01923               GetRailTypeInfo(Train::From(v)->railtype)->acceleration_type == 2)) {
01924             string = STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED;
01925           } else {
01926             string = STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED_MAX_TE;
01927           }
01928         } else {
01929           SetDParam(0, v->GetDisplayMaxSpeed());
01930           if (v->type == VEH_AIRCRAFT && Aircraft::From(v)->GetRange() > 0) {
01931             SetDParam(1, Aircraft::From(v)->GetRange());
01932             string = STR_VEHICLE_INFO_MAX_SPEED_RANGE;
01933           } else {
01934             string = STR_VEHICLE_INFO_MAX_SPEED;
01935           }
01936         }
01937         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, string);
01938         y += FONT_HEIGHT_NORMAL;
01939 
01940         /* Draw profit */
01941         SetDParam(0, v->GetDisplayProfitThisYear());
01942         SetDParam(1, v->GetDisplayProfitLastYear());
01943         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_VEHICLE_INFO_PROFIT_THIS_YEAR_LAST_YEAR);
01944         y += FONT_HEIGHT_NORMAL;
01945 
01946         /* Draw breakdown & reliability */
01947         SetDParam(0, ToPercent16(v->reliability));
01948         SetDParam(1, v->breakdowns_since_last_service);
01949         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_VEHICLE_INFO_RELIABILITY_BREAKDOWNS);
01950         break;
01951       }
01952 
01953       case WID_VD_MATRIX:
01954         /* For trains only. */
01955         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);
01956         break;
01957 
01958       case WID_VD_MIDDLE_DETAILS: {
01959         /* For other vehicles, at the place of the matrix. */
01960         bool rtl = _current_text_dir == TD_RTL;
01961         uint sprite_width = max<uint>(UnScaleByZoom(GetSprite(v->GetImage(rtl ? DIR_E : DIR_W, EIT_IN_DETAILS), ST_NORMAL)->width, ZOOM_LVL_GUI), 70U) + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
01962 
01963         uint text_left  = r.left  + (rtl ? 0 : sprite_width);
01964         uint text_right = r.right - (rtl ? sprite_width : 0);
01965 
01966         /* Articulated road vehicles use a complete line. */
01967         if (v->type == VEH_ROAD && v->HasArticulatedPart()) {
01968           DrawVehicleImage(v, r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, INVALID_VEHICLE, EIT_IN_DETAILS, 0);
01969         } else {
01970           uint sprite_left  = rtl ? text_right : r.left;
01971           uint sprite_right = rtl ? r.right : text_left;
01972 
01973           DrawVehicleImage(v, sprite_left + WD_FRAMERECT_LEFT, sprite_right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, INVALID_VEHICLE, EIT_IN_DETAILS, 0);
01974         }
01975         DrawVehicleDetails(v, text_left + WD_FRAMERECT_LEFT, text_right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, 0, 0, this->tab);
01976         break;
01977       }
01978 
01979       case WID_VD_SERVICING_INTERVAL:
01980         /* Draw service interval text */
01981         SetDParam(0, v->service_interval);
01982         SetDParam(1, v->date_of_last_service);
01983         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + (r.bottom - r.top + 1 - FONT_HEIGHT_NORMAL) / 2,
01984             Company::Get(v->owner)->settings.vehicle.servint_ispercent ? STR_VEHICLE_DETAILS_SERVICING_INTERVAL_PERCENT : STR_VEHICLE_DETAILS_SERVICING_INTERVAL_DAYS);
01985         break;
01986     }
01987   }
01988 
01990   virtual void OnPaint()
01991   {
01992     const Vehicle *v = Vehicle::Get(this->window_number);
01993 
01994     this->SetWidgetDisabledState(WID_VD_RENAME_VEHICLE, v->owner != _local_company);
01995 
01996     if (v->type == VEH_TRAIN) {
01997       this->DisableWidget(this->tab + WID_VD_DETAILS_CARGO_CARRIED);
01998       this->vscroll->SetCount(GetTrainDetailsWndVScroll(v->index, this->tab));
01999     }
02000 
02001     /* Disable service-scroller when interval is set to disabled */
02002     this->SetWidgetsDisabledState(!IsVehicleServiceIntervalEnabled(v->type, v->owner),
02003       WID_VD_INCREASE_SERVICING_INTERVAL,
02004       WID_VD_DECREASE_SERVICING_INTERVAL,
02005       WIDGET_LIST_END);
02006 
02007     this->DrawWidgets();
02008   }
02009 
02010   virtual void OnClick(Point pt, int widget, int click_count)
02011   {
02012     switch (widget) {
02013       case WID_VD_RENAME_VEHICLE: { // rename
02014         const Vehicle *v = Vehicle::Get(this->window_number);
02015         SetDParam(0, v->index);
02016         ShowQueryString(STR_VEHICLE_NAME, STR_QUERY_RENAME_TRAIN_CAPTION + v->type,
02017             MAX_LENGTH_VEHICLE_NAME_CHARS, this, CS_ALPHANUMERAL, QSF_ENABLE_DEFAULT | QSF_LEN_IN_CHARS);
02018         break;
02019       }
02020 
02021       case WID_VD_INCREASE_SERVICING_INTERVAL:   // increase int
02022       case WID_VD_DECREASE_SERVICING_INTERVAL: { // decrease int
02023         int mod = _ctrl_pressed ? 5 : 10;
02024         const Vehicle *v = Vehicle::Get(this->window_number);
02025 
02026         mod = (widget == WID_VD_DECREASE_SERVICING_INTERVAL) ? -mod : mod;
02027         mod = GetServiceIntervalClamped(mod + v->service_interval, v->owner);
02028         if (mod == v->service_interval) return;
02029 
02030         DoCommandP(v->tile, v->index, mod, CMD_CHANGE_SERVICE_INT | CMD_MSG(STR_ERROR_CAN_T_CHANGE_SERVICING));
02031         break;
02032       }
02033 
02034       case WID_VD_DETAILS_CARGO_CARRIED:
02035       case WID_VD_DETAILS_TRAIN_VEHICLES:
02036       case WID_VD_DETAILS_CAPACITY_OF_EACH:
02037       case WID_VD_DETAILS_TOTAL_CARGO:
02038         this->SetWidgetsDisabledState(false,
02039           WID_VD_DETAILS_CARGO_CARRIED,
02040           WID_VD_DETAILS_TRAIN_VEHICLES,
02041           WID_VD_DETAILS_CAPACITY_OF_EACH,
02042           WID_VD_DETAILS_TOTAL_CARGO,
02043           widget,
02044           WIDGET_LIST_END);
02045 
02046         this->tab = (TrainDetailsWindowTabs)(widget - WID_VD_DETAILS_CARGO_CARRIED);
02047         this->SetDirty();
02048         break;
02049     }
02050   }
02051 
02052   virtual void OnQueryTextFinished(char *str)
02053   {
02054     if (str == NULL) return;
02055 
02056     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);
02057   }
02058 
02059   virtual void OnResize()
02060   {
02061     NWidgetCore *nwi = this->GetWidget<NWidgetCore>(WID_VD_MATRIX);
02062     if (nwi != NULL) {
02063       this->vscroll->SetCapacityFromWidget(this, WID_VD_MATRIX);
02064       nwi->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
02065     }
02066   }
02067 };
02068 
02070 static const WindowDesc _train_vehicle_details_desc(
02071   WDP_AUTO, 405, 178,
02072   WC_VEHICLE_DETAILS, WC_VEHICLE_VIEW,
02073   WDF_UNCLICK_BUTTONS,
02074   _nested_train_vehicle_details_widgets, lengthof(_nested_train_vehicle_details_widgets)
02075 );
02076 
02078 static const WindowDesc _nontrain_vehicle_details_desc(
02079   WDP_AUTO, 405, 113,
02080   WC_VEHICLE_DETAILS, WC_VEHICLE_VIEW,
02081   WDF_UNCLICK_BUTTONS,
02082   _nested_nontrain_vehicle_details_widgets, lengthof(_nested_nontrain_vehicle_details_widgets)
02083 );
02084 
02086 static void ShowVehicleDetailsWindow(const Vehicle *v)
02087 {
02088   DeleteWindowById(WC_VEHICLE_ORDERS, v->index, false);
02089   DeleteWindowById(WC_VEHICLE_TIMETABLE, v->index, false);
02090   AllocateWindowDescFront<VehicleDetailsWindow>((v->type == VEH_TRAIN) ? &_train_vehicle_details_desc : &_nontrain_vehicle_details_desc, v->index);
02091 }
02092 
02093 
02094 /* Unified vehicle GUI - Vehicle View Window */
02095 
02097 static const NWidgetPart _nested_vehicle_view_widgets[] = {
02098   NWidget(NWID_HORIZONTAL),
02099     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
02100     NWidget(WWT_CAPTION, COLOUR_GREY, WID_VV_CAPTION), SetDataTip(STR_VEHICLE_VIEW_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
02101     NWidget(WWT_DEBUGBOX, COLOUR_GREY),
02102     NWidget(WWT_SHADEBOX, COLOUR_GREY),
02103     NWidget(WWT_STICKYBOX, COLOUR_GREY),
02104   EndContainer(),
02105   NWidget(NWID_HORIZONTAL),
02106     NWidget(WWT_PANEL, COLOUR_GREY),
02107       NWidget(WWT_INSET, COLOUR_GREY), SetPadding(2, 2, 2, 2),
02108         NWidget(NWID_VIEWPORT, INVALID_COLOUR, WID_VV_VIEWPORT), SetMinimalSize(226, 84), SetResize(1, 1), SetPadding(1, 1, 1, 1),
02109       EndContainer(),
02110     EndContainer(),
02111     NWidget(NWID_VERTICAL),
02112       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_VV_CENTER_MAIN_VIEW), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(SPR_CENTRE_VIEW_VEHICLE, 0x0 /* filled later */),
02113       NWidget(NWID_SELECTION, INVALID_COLOUR, WID_VV_SELECT_DEPOT_CLONE),
02114         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_VV_GOTO_DEPOT), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(0x0 /* filled later */, 0x0 /* filled later */),
02115         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_VV_CLONE), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(0x0 /* filled later */, 0x0 /* filled later */),
02116       EndContainer(),
02117       /* For trains only, 'ignore signal' button. */
02118       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_VV_FORCE_PROCEED), SetMinimalSize(18, 18), SetFill(1, 1),
02119                       SetDataTip(SPR_IGNORE_SIGNALS, STR_VEHICLE_VIEW_TRAIN_IGNORE_SIGNAL_TOOLTIP),
02120       NWidget(NWID_SELECTION, INVALID_COLOUR, WID_VV_SELECT_REFIT_TURN),
02121         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_VV_REFIT), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(SPR_REFIT_VEHICLE, 0x0 /* filled later */),
02122         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_VV_TURN_AROUND), SetMinimalSize(18, 18), SetFill(1, 1),
02123                         SetDataTip(SPR_FORCE_VEHICLE_TURN, STR_VEHICLE_VIEW_ROAD_VEHICLE_REVERSE_TOOLTIP),
02124       EndContainer(),
02125       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_VV_SHOW_ORDERS), SetFill(1, 1), SetMinimalSize(18, 18), SetDataTip(SPR_SHOW_ORDERS, 0x0 /* filled later */),
02126       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_VV_SHOW_DETAILS), SetFill(1, 1), SetMinimalSize(18, 18), SetDataTip(SPR_SHOW_VEHICLE_DETAILS, 0x0 /* filled later */),
02127       NWidget(WWT_PANEL, COLOUR_GREY), SetFill(1, 1), SetMinimalSize(18, 0), SetResize(0, 1), EndContainer(),
02128     EndContainer(),
02129   EndContainer(),
02130   NWidget(NWID_HORIZONTAL),
02131     NWidget(WWT_PUSHBTN, COLOUR_GREY, WID_VV_START_STOP), SetMinimalTextLines(1, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + 2), SetResize(1, 0), SetFill(1, 0),
02132     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
02133   EndContainer(),
02134 };
02135 
02137 static const WindowDesc _vehicle_view_desc(
02138   WDP_AUTO, 250, 116,
02139   WC_VEHICLE_VIEW, WC_NONE,
02140   WDF_UNCLICK_BUTTONS,
02141   _nested_vehicle_view_widgets, lengthof(_nested_vehicle_view_widgets)
02142 );
02143 
02148 static const WindowDesc _train_view_desc(
02149   WDP_AUTO, 250, 134,
02150   WC_VEHICLE_VIEW, WC_NONE,
02151   WDF_UNCLICK_BUTTONS,
02152   _nested_vehicle_view_widgets, lengthof(_nested_vehicle_view_widgets)
02153 );
02154 
02155 
02156 /* Just to make sure, nobody has changed the vehicle type constants, as we are
02157    using them for array indexing in a number of places here. */
02158 assert_compile(VEH_TRAIN == 0);
02159 assert_compile(VEH_ROAD == 1);
02160 assert_compile(VEH_SHIP == 2);
02161 assert_compile(VEH_AIRCRAFT == 3);
02162 
02164 static const ZoomLevel _vehicle_view_zoom_levels[] = {
02165   ZOOM_LVL_TRAIN,
02166   ZOOM_LVL_ROADVEH,
02167   ZOOM_LVL_SHIP,
02168   ZOOM_LVL_AIRCRAFT,
02169 };
02170 
02171 /* Constants for geometry of vehicle view viewport */
02172 static const int VV_INITIAL_VIEWPORT_WIDTH = 226;
02173 static const int VV_INITIAL_VIEWPORT_HEIGHT = 84;
02174 static const int VV_INITIAL_VIEWPORT_HEIGHT_TRAIN = 102;
02175 
02177 enum VehicleCommandTranslation {
02178   VCT_CMD_START_STOP = 0,
02179   VCT_CMD_CLONE_VEH,
02180   VCT_CMD_TURN_AROUND,
02181 };
02182 
02184 static const uint32 _vehicle_command_translation_table[][4] = {
02185   { // VCT_CMD_START_STOP
02186     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_TRAIN),
02187     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_ROAD_VEHICLE),
02188     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_SHIP),
02189     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_AIRCRAFT)
02190   },
02191   { // VCT_CMD_CLONE_VEH
02192     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_TRAIN),
02193     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_ROAD_VEHICLE),
02194     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_SHIP),
02195     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_AIRCRAFT)
02196   },
02197   { // VCT_CMD_TURN_AROUND
02198     CMD_REVERSE_TRAIN_DIRECTION | CMD_MSG(STR_ERROR_CAN_T_REVERSE_DIRECTION_TRAIN),
02199     CMD_TURN_ROADVEH            | CMD_MSG(STR_ERROR_CAN_T_MAKE_ROAD_VEHICLE_TURN),
02200     0xffffffff, // invalid for ships
02201     0xffffffff  // invalid for aircrafts
02202   },
02203 };
02204 
02212 void CcStartStopVehicle(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
02213 {
02214   if (result.Failed()) return;
02215 
02216   const Vehicle *v = Vehicle::GetIfValid(p1);
02217   if (v == NULL || !v->IsPrimaryVehicle() || v->owner != _local_company) return;
02218 
02219   StringID msg = (v->vehstatus & VS_STOPPED) ? STR_VEHICLE_COMMAND_STOPPED : STR_VEHICLE_COMMAND_STARTED;
02220   Point pt = RemapCoords(v->x_pos, v->y_pos, v->z_pos);
02221   AddTextEffect(msg, pt.x, pt.y, DAY_TICKS, TE_RISING);
02222 }
02223 
02229 void StartStopVehicle(const Vehicle *v, bool texteffect)
02230 {
02231   assert(v->IsPrimaryVehicle());
02232   DoCommandP(v->tile, v->index, 0, _vehicle_command_translation_table[VCT_CMD_START_STOP][v->type], texteffect ? CcStartStopVehicle : NULL);
02233 }
02234 
02236 static bool IsVehicleRefitable(const Vehicle *v)
02237 {
02238   if (!v->IsStoppedInDepot()) return false;
02239 
02240   do {
02241     if (IsEngineRefittable(v->engine_type)) return true;
02242   } while (v->IsGroundVehicle() && (v = v->Next()) != NULL);
02243 
02244   return false;
02245 }
02246 
02248 struct VehicleViewWindow : Window {
02249 private:
02251   enum PlaneSelections {
02252     SEL_DC_GOTO_DEPOT,  
02253     SEL_DC_CLONE,       
02254 
02255     SEL_RT_REFIT,       
02256     SEL_RT_TURN_AROUND, 
02257 
02258     SEL_DC_BASEPLANE = SEL_DC_GOTO_DEPOT, 
02259     SEL_RT_BASEPLANE = SEL_RT_REFIT,      
02260   };
02261 
02266   void SelectPlane(PlaneSelections plane)
02267   {
02268     switch (plane) {
02269       case SEL_DC_GOTO_DEPOT:
02270       case SEL_DC_CLONE:
02271         this->GetWidget<NWidgetStacked>(WID_VV_SELECT_DEPOT_CLONE)->SetDisplayedPlane(plane - SEL_DC_BASEPLANE);
02272         break;
02273 
02274       case SEL_RT_REFIT:
02275       case SEL_RT_TURN_AROUND:
02276         this->GetWidget<NWidgetStacked>(WID_VV_SELECT_REFIT_TURN)->SetDisplayedPlane(plane - SEL_RT_BASEPLANE);
02277         break;
02278 
02279       default:
02280         NOT_REACHED();
02281     }
02282   }
02283 
02284 public:
02285   VehicleViewWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
02286   {
02287     this->CreateNestedTree(desc);
02288 
02289     /* Sprites for the 'send to depot' button indexed by vehicle type. */
02290     static const SpriteID vehicle_view_goto_depot_sprites[] = {
02291       SPR_SEND_TRAIN_TODEPOT,
02292       SPR_SEND_ROADVEH_TODEPOT,
02293       SPR_SEND_SHIP_TODEPOT,
02294       SPR_SEND_AIRCRAFT_TODEPOT,
02295     };
02296     const Vehicle *v = Vehicle::Get(window_number);
02297     this->GetWidget<NWidgetCore>(WID_VV_GOTO_DEPOT)->widget_data = vehicle_view_goto_depot_sprites[v->type];
02298 
02299     /* Sprites for the 'clone vehicle' button indexed by vehicle type. */
02300     static const SpriteID vehicle_view_clone_sprites[] = {
02301       SPR_CLONE_TRAIN,
02302       SPR_CLONE_ROADVEH,
02303       SPR_CLONE_SHIP,
02304       SPR_CLONE_AIRCRAFT,
02305     };
02306     this->GetWidget<NWidgetCore>(WID_VV_CLONE)->widget_data = vehicle_view_clone_sprites[v->type];
02307 
02308     switch (v->type) {
02309       case VEH_TRAIN:
02310         this->GetWidget<NWidgetCore>(WID_VV_TURN_AROUND)->tool_tip = STR_VEHICLE_VIEW_TRAIN_REVERSE_TOOLTIP;
02311         break;
02312 
02313       case VEH_ROAD:
02314         break;
02315 
02316       case VEH_SHIP:
02317       case VEH_AIRCRAFT:
02318         this->SelectPlane(SEL_RT_REFIT);
02319         break;
02320 
02321       default: NOT_REACHED();
02322     }
02323     this->FinishInitNested(desc, window_number);
02324     this->owner = v->owner;
02325     this->GetWidget<NWidgetViewport>(WID_VV_VIEWPORT)->InitializeViewport(this, this->window_number | (1 << 31), _vehicle_view_zoom_levels[v->type]);
02326 
02327     this->GetWidget<NWidgetCore>(WID_VV_START_STOP)->tool_tip       = STR_VEHICLE_VIEW_TRAIN_STATE_START_STOP_TOOLTIP + v->type;
02328     this->GetWidget<NWidgetCore>(WID_VV_CENTER_MAIN_VIEW)->tool_tip = STR_VEHICLE_VIEW_TRAIN_LOCATION_TOOLTIP + v->type;
02329     this->GetWidget<NWidgetCore>(WID_VV_REFIT)->tool_tip            = STR_VEHICLE_VIEW_TRAIN_REFIT_TOOLTIP + v->type;
02330     this->GetWidget<NWidgetCore>(WID_VV_GOTO_DEPOT)->tool_tip       = STR_VEHICLE_VIEW_TRAIN_SEND_TO_DEPOT_TOOLTIP + v->type;
02331     this->GetWidget<NWidgetCore>(WID_VV_SHOW_ORDERS)->tool_tip      = STR_VEHICLE_VIEW_TRAIN_ORDERS_TOOLTIP + v->type;
02332     this->GetWidget<NWidgetCore>(WID_VV_SHOW_DETAILS)->tool_tip     = STR_VEHICLE_VIEW_TRAIN_SHOW_DETAILS_TOOLTIP + v->type;
02333     this->GetWidget<NWidgetCore>(WID_VV_CLONE)->tool_tip            = STR_VEHICLE_VIEW_CLONE_TRAIN_INFO + v->type;
02334   }
02335 
02336   ~VehicleViewWindow()
02337   {
02338     DeleteWindowById(WC_VEHICLE_ORDERS, this->window_number, false);
02339     DeleteWindowById(WC_VEHICLE_REFIT, this->window_number, false);
02340     DeleteWindowById(WC_VEHICLE_DETAILS, this->window_number, false);
02341     DeleteWindowById(WC_VEHICLE_TIMETABLE, this->window_number, false);
02342   }
02343 
02344   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
02345   {
02346     const Vehicle *v = Vehicle::Get(this->window_number);
02347     switch (widget) {
02348       case WID_VV_FORCE_PROCEED:
02349         if (v->type != VEH_TRAIN) {
02350           size->height = 0;
02351           size->width = 0;
02352         }
02353         break;
02354 
02355       case WID_VV_VIEWPORT:
02356         size->width = VV_INITIAL_VIEWPORT_WIDTH;
02357         size->height = (v->type == VEH_TRAIN) ? VV_INITIAL_VIEWPORT_HEIGHT_TRAIN : VV_INITIAL_VIEWPORT_HEIGHT;
02358         break;
02359     }
02360   }
02361 
02362   virtual void OnPaint()
02363   {
02364     const Vehicle *v = Vehicle::Get(this->window_number);
02365     bool is_localcompany = v->owner == _local_company;
02366     bool refitable_and_stopped_in_depot = IsVehicleRefitable(v);
02367 
02368     this->SetWidgetDisabledState(WID_VV_GOTO_DEPOT, !is_localcompany);
02369     this->SetWidgetDisabledState(WID_VV_REFIT, !refitable_and_stopped_in_depot || !is_localcompany);
02370     this->SetWidgetDisabledState(WID_VV_CLONE, !is_localcompany);
02371 
02372     if (v->type == VEH_TRAIN) {
02373       this->SetWidgetLoweredState(WID_VV_FORCE_PROCEED, Train::From(v)->force_proceed == TFP_SIGNAL);
02374       this->SetWidgetDisabledState(WID_VV_FORCE_PROCEED, !is_localcompany);
02375       this->SetWidgetDisabledState(WID_VV_TURN_AROUND, !is_localcompany);
02376     }
02377 
02378     this->DrawWidgets();
02379   }
02380 
02381   virtual void SetStringParameters(int widget) const
02382   {
02383     if (widget != WID_VV_CAPTION) return;
02384 
02385     const Vehicle *v = Vehicle::Get(this->window_number);
02386     SetDParam(0, v->index);
02387   }
02388 
02389   virtual void DrawWidget(const Rect &r, int widget) const
02390   {
02391     if (widget != WID_VV_START_STOP) return;
02392 
02393     const Vehicle *v = Vehicle::Get(this->window_number);
02394     StringID str;
02395     if (v->vehstatus & VS_CRASHED) {
02396       str = STR_VEHICLE_STATUS_CRASHED;
02397     } else if (v->type != VEH_AIRCRAFT && v->breakdown_ctr == 1) { // check for aircraft necessary?
02398       str = STR_VEHICLE_STATUS_BROKEN_DOWN;
02399     } else if (v->vehstatus & VS_STOPPED) {
02400       if (v->type == VEH_TRAIN) {
02401         if (v->cur_speed == 0) {
02402           if (Train::From(v)->gcache.cached_power == 0) {
02403             str = STR_VEHICLE_STATUS_TRAIN_NO_POWER;
02404           } else {
02405             str = STR_VEHICLE_STATUS_STOPPED;
02406           }
02407         } else {
02408           SetDParam(0, v->GetDisplaySpeed());
02409           str = STR_VEHICLE_STATUS_TRAIN_STOPPING_VEL;
02410         }
02411       } else { // no train
02412         str = STR_VEHICLE_STATUS_STOPPED;
02413       }
02414     } else if (v->type == VEH_TRAIN && HasBit(Train::From(v)->flags, VRF_TRAIN_STUCK) && !v->current_order.IsType(OT_LOADING)) {
02415       str = STR_VEHICLE_STATUS_TRAIN_STUCK;
02416     } else if (v->type == VEH_AIRCRAFT && HasBit(Aircraft::From(v)->flags, VAF_DEST_TOO_FAR) && !v->current_order.IsType(OT_LOADING)) {
02417       str = STR_VEHICLE_STATUS_AIRCRAFT_TOO_FAR;
02418     } else { // vehicle is in a "normal" state, show current order
02419       switch (v->current_order.GetType()) {
02420         case OT_GOTO_STATION: {
02421           SetDParam(0, v->current_order.GetDestination());
02422           SetDParam(1, v->GetDisplaySpeed());
02423           str = STR_VEHICLE_STATUS_HEADING_FOR_STATION_VEL;
02424           break;
02425         }
02426 
02427         case OT_GOTO_DEPOT: {
02428           SetDParam(0, v->type);
02429           SetDParam(1, v->current_order.GetDestination());
02430           SetDParam(2, v->GetDisplaySpeed());
02431           if (v->current_order.GetDepotActionType() & ODATFB_NEAREST_DEPOT) {
02432             /* This case *only* happens when multiple nearest depot orders
02433              * follow eachother (including an order list only one order: a
02434              * nearest depot order) and there are no reachable depots.
02435              * It is primarily to guard for the case that there is no
02436              * depot with index 0, which would be used as fallback for
02437              * evaluating the string in the status bar. */
02438             str = STR_EMPTY;
02439           } else if (v->current_order.GetDepotActionType() & ODATFB_HALT) {
02440             str = STR_VEHICLE_STATUS_HEADING_FOR_DEPOT_VEL;
02441           } else {
02442             str = STR_VEHICLE_STATUS_HEADING_FOR_DEPOT_SERVICE_VEL;
02443           }
02444           break;
02445         }
02446 
02447         case OT_LOADING:
02448           str = STR_VEHICLE_STATUS_LOADING_UNLOADING;
02449           break;
02450 
02451         case OT_GOTO_WAYPOINT: {
02452           assert(v->type == VEH_TRAIN || v->type == VEH_SHIP);
02453           SetDParam(0, v->current_order.GetDestination());
02454           str = STR_VEHICLE_STATUS_HEADING_FOR_WAYPOINT_VEL;
02455           SetDParam(1, v->GetDisplaySpeed());
02456           break;
02457         }
02458 
02459         case OT_LEAVESTATION:
02460           if (v->type != VEH_AIRCRAFT) {
02461             str = STR_VEHICLE_STATUS_LEAVING;
02462             break;
02463           }
02464           /* FALL THROUGH, if aircraft. Does this even happen? */
02465 
02466         default:
02467           if (v->GetNumManualOrders() == 0) {
02468             str = STR_VEHICLE_STATUS_NO_ORDERS_VEL;
02469             SetDParam(0, v->GetDisplaySpeed());
02470           } else {
02471             str = STR_EMPTY;
02472           }
02473           break;
02474       }
02475     }
02476 
02477     /* draw the flag plus orders */
02478     DrawSprite(v->vehstatus & VS_STOPPED ? SPR_FLAG_VEH_STOPPED : SPR_FLAG_VEH_RUNNING, PAL_NONE, WD_FRAMERECT_LEFT, r.top + WD_FRAMERECT_TOP);
02479     DrawString(r.left + WD_FRAMERECT_LEFT + 6, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, str, TC_FROMSTRING, SA_HOR_CENTER);
02480   }
02481 
02482   virtual void OnClick(Point pt, int widget, int click_count)
02483   {
02484     const Vehicle *v = Vehicle::Get(this->window_number);
02485 
02486     switch (widget) {
02487       case WID_VV_START_STOP: // start stop
02488         if (_ctrl_pressed) {
02489           /* Scroll to current order destination */
02490           TileIndex tile = v->current_order.GetLocation(v);
02491           if (tile != INVALID_TILE) ScrollMainWindowToTile(tile);
02492         } else {
02493           /* Start/Stop */
02494           StartStopVehicle(v, false);
02495         }
02496         break;
02497       case WID_VV_CENTER_MAIN_VIEW: {// center main view
02498         const Window *mainwindow = FindWindowById(WC_MAIN_WINDOW, 0);
02499         /* code to allow the main window to 'follow' the vehicle if the ctrl key is pressed */
02500         if (_ctrl_pressed && mainwindow->viewport->zoom <= ZOOM_LVL_OUT_4X) {
02501           mainwindow->viewport->follow_vehicle = v->index;
02502         } else {
02503           ScrollMainWindowTo(v->x_pos, v->y_pos, v->z_pos);
02504         }
02505         break;
02506       }
02507 
02508       case WID_VV_GOTO_DEPOT: // goto hangar
02509         DoCommandP(v->tile, v->index | (_ctrl_pressed ? DEPOT_SERVICE : 0U), 0, GetCmdSendToDepot(v));
02510         break;
02511       case WID_VV_REFIT: // refit
02512         ShowVehicleRefitWindow(v, INVALID_VEH_ORDER_ID, this);
02513         break;
02514       case WID_VV_SHOW_ORDERS: // show orders
02515         if (_ctrl_pressed) {
02516           ShowTimetableWindow(v);
02517         } else {
02518           ShowOrdersWindow(v);
02519         }
02520         break;
02521       case WID_VV_SHOW_DETAILS: // show details
02522         ShowVehicleDetailsWindow(v);
02523         break;
02524       case WID_VV_CLONE: // clone vehicle
02525         DoCommandP(v->tile, v->index, _ctrl_pressed ? 1 : 0,
02526                     _vehicle_command_translation_table[VCT_CMD_CLONE_VEH][v->type],
02527                     CcCloneVehicle);
02528         break;
02529       case WID_VV_TURN_AROUND: // turn around
02530         assert(v->IsGroundVehicle());
02531         DoCommandP(v->tile, v->index, 0,
02532                     _vehicle_command_translation_table[VCT_CMD_TURN_AROUND][v->type]);
02533         break;
02534       case WID_VV_FORCE_PROCEED: // force proceed
02535         assert(v->type == VEH_TRAIN);
02536         DoCommandP(v->tile, v->index, 0, CMD_FORCE_TRAIN_PROCEED | CMD_MSG(STR_ERROR_CAN_T_MAKE_TRAIN_PASS_SIGNAL));
02537         break;
02538     }
02539   }
02540 
02541   virtual void OnResize()
02542   {
02543     if (this->viewport != NULL) {
02544       NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(WID_VV_VIEWPORT);
02545       nvp->UpdateViewportCoordinates(this);
02546     }
02547   }
02548 
02549   virtual void OnTick()
02550   {
02551     const Vehicle *v = Vehicle::Get(this->window_number);
02552     bool veh_stopped = v->IsStoppedInDepot();
02553 
02554     /* Widget WID_VV_GOTO_DEPOT must be hidden if the vehicle is already stopped in depot.
02555      * Widget WID_VV_CLONE_VEH should then be shown, since cloning is allowed only while in depot and stopped.
02556      */
02557     PlaneSelections plane = veh_stopped ? SEL_DC_CLONE : SEL_DC_GOTO_DEPOT;
02558     NWidgetStacked *nwi = this->GetWidget<NWidgetStacked>(WID_VV_SELECT_DEPOT_CLONE); // Selection widget 'send to depot' / 'clone'.
02559     if (nwi->shown_plane + SEL_DC_BASEPLANE != plane) {
02560       this->SelectPlane(plane);
02561       this->SetWidgetDirty(WID_VV_SELECT_DEPOT_CLONE);
02562     }
02563     /* The same system applies to widget WID_VV_REFIT_VEH and VVW_WIDGET_TURN_AROUND.*/
02564     if (v->IsGroundVehicle()) {
02565       PlaneSelections plane = veh_stopped ? SEL_RT_REFIT : SEL_RT_TURN_AROUND;
02566       NWidgetStacked *nwi = this->GetWidget<NWidgetStacked>(WID_VV_SELECT_REFIT_TURN);
02567       if (nwi->shown_plane + SEL_RT_BASEPLANE != plane) {
02568         this->SelectPlane(plane);
02569         this->SetWidgetDirty(WID_VV_SELECT_REFIT_TURN);
02570       }
02571     }
02572   }
02573 
02579   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
02580   {
02581     if (data == -666) {
02582       /* Autoreplace replaced the vehicle.
02583        * Nothing to do for this window. */
02584       return;
02585     }
02586   }
02587 
02588   virtual bool IsNewGRFInspectable() const
02589   {
02590     return ::IsNewGRFInspectable(GetGrfSpecFeature(Vehicle::Get(this->window_number)->type), this->window_number);
02591   }
02592 
02593   virtual void ShowNewGRFInspectWindow() const
02594   {
02595 		::ShowNewGRFInspectWindow(GetGrfSpecFeature(Vehicle::Get(this->window_number)->type), this->window_number);
02596   }
02597 };
02598 
02599 
02601 void ShowVehicleViewWindow(const Vehicle *v)
02602 {
02603   AllocateWindowDescFront<VehicleViewWindow>((v->type == VEH_TRAIN) ? &_train_view_desc : &_vehicle_view_desc, v->index);
02604 }
02605 
02611 bool VehicleClicked(const Vehicle *v)
02612 {
02613   assert(v != NULL);
02614   if (!(_thd.place_mode & HT_VEHICLE)) return false;
02615 
02616   v = v->First();
02617   if (!v->IsPrimaryVehicle()) return false;
02618 
02619   return _thd.GetCallbackWnd()->OnVehicleSelect(v);
02620 }
02621 
02622 void StopGlobalFollowVehicle(const Vehicle *v)
02623 {
02624   Window *w = FindWindowById(WC_MAIN_WINDOW, 0);
02625   if (w != NULL && w->viewport->follow_vehicle == v->index) {
02626     ScrollMainWindowTo(v->x_pos, v->y_pos, v->z_pos, true); // lock the main view on the vehicle's last position
02627     w->viewport->follow_vehicle = INVALID_VEHICLE;
02628   }
02629 }
02630 
02631 
02639 void CcBuildPrimaryVehicle(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
02640 {
02641   if (result.Failed()) return;
02642 
02643   const Vehicle *v = Vehicle::Get(_new_vehicle_id);
02644   ShowVehicleViewWindow(v);
02645 }
02646 
02652 int GetVehicleWidth(Vehicle *v, EngineImageType image_type)
02653 {
02654   int vehicle_width = 0;
02655 
02656   switch (v->type) {
02657     case VEH_TRAIN:
02658       for (const Train *u = Train::From(v); u != NULL; u = u->Next()) {
02659         vehicle_width += u->GetDisplayImageWidth();
02660       }
02661       break;
02662 
02663     case VEH_ROAD:
02664       for (const RoadVehicle *u = RoadVehicle::From(v); u != NULL; u = u->Next()) {
02665         vehicle_width += u->GetDisplayImageWidth();
02666       }
02667       break;
02668 
02669     default:
02670       bool rtl = _current_text_dir == TD_RTL;
02671       SpriteID sprite = v->GetImage(rtl ? DIR_E : DIR_W, image_type);
02672       const Sprite *real_sprite = GetSprite(sprite, ST_NORMAL);
02673       vehicle_width = UnScaleByZoom(real_sprite->width, ZOOM_LVL_GUI);
02674 
02675       break;
02676   }
02677 
02678   return vehicle_width;
02679 }