vehicle_gui.cpp

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00001 /* $Id: vehicle_gui.cpp 22034 2011-02-08 22:36:16Z rubidium $ */
00002 
00003 /*
00004  * This file is part of OpenTTD.
00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
00008  */
00009 
00012 #include "stdafx.h"
00013 #include "debug.h"
00014 #include "company_func.h"
00015 #include "gui.h"
00016 #include "textbuf_gui.h"
00017 #include "command_func.h"
00018 #include "vehicle_gui.h"
00019 #include "vehicle_gui_base.h"
00020 #include "viewport_func.h"
00021 #include "newgrf_text.h"
00022 #include "newgrf_debug.h"
00023 #include "roadveh.h"
00024 #include "train.h"
00025 #include "aircraft.h"
00026 #include "depot_map.h"
00027 #include "group_gui.h"
00028 #include "strings_func.h"
00029 #include "window_func.h"
00030 #include "vehicle_func.h"
00031 #include "autoreplace_gui.h"
00032 #include "string_func.h"
00033 #include "widgets/dropdown_func.h"
00034 #include "timetable.h"
00035 #include "articulated_vehicles.h"
00036 #include "spritecache.h"
00037 #include "core/geometry_func.hpp"
00038 #include "company_base.h"
00039 #include "engine_func.h"
00040 #include "station_base.h"
00041 #include "tilehighlight_func.h"
00042 
00043 #include "table/strings.h"
00044 
00045 Sorting _sorting;
00046 
00047 static GUIVehicleList::SortFunction VehicleNumberSorter;
00048 static GUIVehicleList::SortFunction VehicleNameSorter;
00049 static GUIVehicleList::SortFunction VehicleAgeSorter;
00050 static GUIVehicleList::SortFunction VehicleProfitThisYearSorter;
00051 static GUIVehicleList::SortFunction VehicleProfitLastYearSorter;
00052 static GUIVehicleList::SortFunction VehicleCargoSorter;
00053 static GUIVehicleList::SortFunction VehicleReliabilitySorter;
00054 static GUIVehicleList::SortFunction VehicleMaxSpeedSorter;
00055 static GUIVehicleList::SortFunction VehicleModelSorter;
00056 static GUIVehicleList::SortFunction VehicleValueSorter;
00057 static GUIVehicleList::SortFunction VehicleLengthSorter;
00058 static GUIVehicleList::SortFunction VehicleTimeToLiveSorter;
00059 static GUIVehicleList::SortFunction VehicleTimetableDelaySorter;
00060 
00061 GUIVehicleList::SortFunction * const BaseVehicleListWindow::vehicle_sorter_funcs[] = {
00062   &VehicleNumberSorter,
00063   &VehicleNameSorter,
00064   &VehicleAgeSorter,
00065   &VehicleProfitThisYearSorter,
00066   &VehicleProfitLastYearSorter,
00067   &VehicleCargoSorter,
00068   &VehicleReliabilitySorter,
00069   &VehicleMaxSpeedSorter,
00070   &VehicleModelSorter,
00071   &VehicleValueSorter,
00072   &VehicleLengthSorter,
00073   &VehicleTimeToLiveSorter,
00074   &VehicleTimetableDelaySorter,
00075 };
00076 
00077 const StringID BaseVehicleListWindow::vehicle_sorter_names[] = {
00078   STR_SORT_BY_NUMBER,
00079   STR_SORT_BY_NAME,
00080   STR_SORT_BY_AGE,
00081   STR_SORT_BY_PROFIT_THIS_YEAR,
00082   STR_SORT_BY_PROFIT_LAST_YEAR,
00083   STR_SORT_BY_TOTAL_CAPACITY_PER_CARGOTYPE,
00084   STR_SORT_BY_RELIABILITY,
00085   STR_SORT_BY_MAX_SPEED,
00086   STR_SORT_BY_MODEL,
00087   STR_SORT_BY_VALUE,
00088   STR_SORT_BY_LENGTH,
00089   STR_SORT_BY_LIFE_TIME,
00090   STR_SORT_BY_TIMETABLE_DELAY,
00091   INVALID_STRING_ID
00092 };
00093 
00094 const StringID BaseVehicleListWindow::vehicle_depot_name[] = {
00095   STR_VEHICLE_LIST_SEND_TRAIN_TO_DEPOT,
00096   STR_VEHICLE_LIST_SEND_ROAD_VEHICLE_TO_DEPOT,
00097   STR_VEHICLE_LIST_SEND_SHIP_TO_DEPOT,
00098   STR_VEHICLE_LIST_SEND_AIRCRAFT_TO_HANGAR
00099 };
00100 
00101 void BaseVehicleListWindow::BuildVehicleList()
00102 {
00103   if (!this->vehicles.NeedRebuild()) return;
00104 
00105   DEBUG(misc, 3, "Building vehicle list type %d for company %d given index %d", this->vli.type, this->vli.company, this->vli.index);
00106 
00107   GenerateVehicleSortList(&this->vehicles, this->vli);
00108 
00109   uint unitnumber = 0;
00110   for (const Vehicle **v = this->vehicles.Begin(); v != this->vehicles.End(); v++) {
00111     unitnumber = max<uint>(unitnumber, (*v)->unitnumber);
00112   }
00113 
00114   /* Because 111 is much less wide than e.g. 999 we use the
00115    * wider numbers to determine the width instead of just
00116    * the random number that it seems to be. */
00117   if (unitnumber >= 1000) {
00118     this->unitnumber_digits = 4;
00119   } else if (unitnumber >= 100) {
00120     this->unitnumber_digits = 3;
00121   } else {
00122     this->unitnumber_digits = 2;
00123   }
00124 
00125   this->vehicles.RebuildDone();
00126   this->vscroll->SetCount(this->vehicles.Length());
00127 }
00128 
00135 Dimension BaseVehicleListWindow::GetActionDropdownSize(bool show_autoreplace, bool show_group)
00136 {
00137   Dimension d = {0, 0};
00138 
00139   if (show_autoreplace) d = maxdim(d, GetStringBoundingBox(STR_VEHICLE_LIST_REPLACE_VEHICLES));
00140   d = maxdim(d, GetStringBoundingBox(STR_VEHICLE_LIST_SEND_FOR_SERVICING));
00141   d = maxdim(d, GetStringBoundingBox(this->vehicle_depot_name[this->vli.vtype]));
00142 
00143   if (show_group) {
00144     d = maxdim(d, GetStringBoundingBox(STR_GROUP_ADD_SHARED_VEHICLE));
00145     d = maxdim(d, GetStringBoundingBox(STR_GROUP_REMOVE_ALL_VEHICLES));
00146   }
00147 
00148   return d;
00149 }
00150 
00157 DropDownList *BaseVehicleListWindow::BuildActionDropdownList(bool show_autoreplace, bool show_group)
00158 {
00159   DropDownList *list = new DropDownList();
00160 
00161   if (show_autoreplace) list->push_back(new DropDownListStringItem(STR_VEHICLE_LIST_REPLACE_VEHICLES, ADI_REPLACE, false));
00162   list->push_back(new DropDownListStringItem(STR_VEHICLE_LIST_SEND_FOR_SERVICING, ADI_SERVICE, false));
00163   list->push_back(new DropDownListStringItem(this->vehicle_depot_name[this->vli.vtype], ADI_DEPOT, false));
00164 
00165   if (show_group) {
00166     list->push_back(new DropDownListStringItem(STR_GROUP_ADD_SHARED_VEHICLE, ADI_ADD_SHARED, false));
00167     list->push_back(new DropDownListStringItem(STR_GROUP_REMOVE_ALL_VEHICLES, ADI_REMOVE_ALL, false));
00168   }
00169 
00170   return list;
00171 }
00172 
00173 /* cached values for VehicleNameSorter to spare many GetString() calls */
00174 static const Vehicle *_last_vehicle[2] = { NULL, NULL };
00175 
00176 void BaseVehicleListWindow::SortVehicleList()
00177 {
00178   if (this->vehicles.Sort()) return;
00179 
00180   /* invalidate cached values for name sorter - vehicle names could change */
00181   _last_vehicle[0] = _last_vehicle[1] = NULL;
00182 }
00183 
00184 void DepotSortList(VehicleList *list)
00185 {
00186   if (list->Length() < 2) return;
00187   QSortT(list->Begin(), list->Length(), &VehicleNumberSorter);
00188 }
00189 
00191 static void DrawVehicleProfitButton(const Vehicle *v, int x, int y)
00192 {
00193   SpriteID spr;
00194 
00195   /* draw profit-based coloured icons */
00196   if (v->age <= DAYS_IN_YEAR * 2) {
00197     spr = SPR_PROFIT_NA;
00198   } else if (v->GetDisplayProfitLastYear() < 0) {
00199     spr = SPR_PROFIT_NEGATIVE;
00200   } else if (v->GetDisplayProfitLastYear() < 10000) {
00201     spr = SPR_PROFIT_SOME;
00202   } else {
00203     spr = SPR_PROFIT_LOT;
00204   }
00205   DrawSprite(spr, PAL_NONE, x, y);
00206 }
00207 
00209 static const uint MAX_REFIT_CYCLE = 256;
00210 
00218 byte GetBestFittingSubType(Vehicle *v_from, Vehicle *v_for)
00219 {
00220   const Engine *e_from = Engine::Get(v_from->engine_type);
00221   const Engine *e_for  = Engine::Get(v_for->engine_type);
00222 
00223   /* If one them doesn't carry cargo, there's no need to find a sub type */
00224   if (!e_from->CanCarryCargo() || !e_for->CanCarryCargo()) return 0;
00225 
00226   if (!HasBit(e_from->info.callback_mask, CBM_VEHICLE_CARGO_SUFFIX) ||
00227       !HasBit(e_for->info.callback_mask,  CBM_VEHICLE_CARGO_SUFFIX)) {
00228     /* One of the engines doesn't have cargo suffixes, i.e. sub types. */
00229     return 0;
00230   }
00231 
00232   /* It has to be possible for v_for to carry the cargo of v_from. */
00233   if (!HasBit(e_for->info.refit_mask, v_from->cargo_type)) return 0;
00234 
00235   StringID expected_string = GetCargoSubtypeText(v_from);
00236 
00237   CargoID old_cargo_type = v_for->cargo_type;
00238   byte old_cargo_subtype = v_for->cargo_subtype;
00239   byte ret_refit_cyc = 0;
00240 
00241   /* Set the 'destination' cargo */
00242   v_for->cargo_type = v_from->cargo_type;
00243 
00244   /* Cycle through the refits */
00245   for (uint refit_cyc = 0; refit_cyc < MAX_REFIT_CYCLE; refit_cyc++) {
00246     v_for->cargo_subtype = refit_cyc;
00247 
00248     /* Make sure we don't pick up anything cached. */
00249     v_for->First()->InvalidateNewGRFCache();
00250     v_for->InvalidateNewGRFCache();
00251     uint16 callback = GetVehicleCallback(CBID_VEHICLE_CARGO_SUFFIX, 0, 0, v_for->engine_type, v_for);
00252 
00253     if (callback == 0xFF) callback = CALLBACK_FAILED;
00254     if (callback == CALLBACK_FAILED) break;
00255 
00256     if (GetCargoSubtypeText(v_for) != expected_string) continue;
00257 
00258     /* We found something matching. */
00259     ret_refit_cyc = refit_cyc;
00260     break;
00261   }
00262 
00263   /* Reset the vehicle's cargo type */
00264   v_for->cargo_type    = old_cargo_type;
00265   v_for->cargo_subtype = old_cargo_subtype;
00266 
00267   /* Make sure we don't taint the vehicle. */
00268   v_for->First()->InvalidateNewGRFCache();
00269   v_for->InvalidateNewGRFCache();
00270 
00271   return ret_refit_cyc;
00272 }
00273 
00275 struct RefitOption {
00276   CargoID cargo;    
00277   byte subtype;     
00278   uint16 value;     
00279   EngineID engine;  
00280 
00286   FORCEINLINE bool operator != (const RefitOption &other) const
00287   {
00288     return other.cargo != this->cargo || other.value != this->value;
00289   }
00290 
00296   FORCEINLINE bool operator == (const RefitOption &other) const
00297   {
00298     return other.cargo == this->cargo && other.value == this->value;
00299   }
00300 };
00301 
00302 typedef SmallVector<RefitOption, 32> SubtypeList; 
00303 
00313 static void DrawVehicleRefitWindow(const SubtypeList list[NUM_CARGO], int sel, uint pos, uint rows, uint delta, const Rect &r)
00314 {
00315   uint y = r.top + WD_MATRIX_TOP;
00316   uint current = 0;
00317 
00318   /* Draw the list of subtypes for each cargo, and find the selected refit option (by its position). */
00319   for (uint i = 0; current < pos + rows && i < NUM_CARGO; i++) {
00320     for (uint j = 0; current < pos + rows && j < list[i].Length(); j++) {
00321       /* Refit options with a position smaller than pos don't have to be drawn. */
00322       if (current < pos) {
00323         current++;
00324         continue;
00325       }
00326 
00327       TextColour colour = (sel == (int)current) ? TC_WHITE : TC_BLACK;
00328       const RefitOption refit = list[i][j];
00329       /* Get the cargo name. */
00330       SetDParam(0, CargoSpec::Get(refit.cargo)->name);
00331       /* If the callback succeeded, draw the cargo suffix. */
00332       if (refit.value != CALLBACK_FAILED) {
00333         SetDParam(1, GetGRFStringID(GetEngineGRFID(refit.engine), 0xD000 + refit.value));
00334         DrawString(r.left + WD_MATRIX_LEFT, r.right - WD_MATRIX_RIGHT, y, STR_JUST_STRING_SPACE_STRING, colour);
00335       } else {
00336         DrawString(r.left + WD_MATRIX_LEFT, r.right - WD_MATRIX_RIGHT, y, STR_JUST_STRING, colour);
00337       }
00338 
00339       y += delta;
00340       current++;
00341     }
00342   }
00343 }
00344 
00346 enum VehicleRefitWidgets {
00347   VRW_CAPTION,
00348   VRW_VEHICLE_PANEL_DISPLAY,
00349   VRW_SHOW_HSCROLLBAR,
00350   VRW_HSCROLLBAR,
00351   VRW_SELECTHEADER,
00352   VRW_MATRIX,
00353   VRW_SCROLLBAR,
00354   VRW_INFOPANEL,
00355   VRW_REFITBUTTON,
00356 };
00357 
00359 struct RefitWindow : public Window {
00360   int sel;                     
00361   RefitOption *cargo;          
00362   SubtypeList list[NUM_CARGO]; 
00363   VehicleOrderID order;        
00364   uint information_width;      
00365   Scrollbar *vscroll;          
00366   Scrollbar *hscroll;          
00367   int vehicle_width;           
00368   int sprite_left;             
00369   int sprite_right;            
00370   uint vehicle_margin;         
00371   int click_x;                 
00372   VehicleID selected_vehicle;  
00373   uint8 num_vehicles;          
00374 
00378   void BuildRefitList()
00379   {
00380     for (uint i = 0; i < NUM_CARGO; i++) this->list[i].Clear();
00381     Vehicle *v = Vehicle::Get(this->window_number);
00382 
00383     /* Check only the selected vehicles. */
00384     VehicleSet vehicles_to_refit;
00385     GetVehicleSet(vehicles_to_refit, Vehicle::Get(this->selected_vehicle), this->num_vehicles);
00386 
00387     do {
00388       if (v->type == VEH_TRAIN && !vehicles_to_refit.Contains(v->index)) continue;
00389       const Engine *e = Engine::Get(v->engine_type);
00390       uint32 cmask = e->info.refit_mask;
00391       byte callback_mask = e->info.callback_mask;
00392 
00393       /* Skip this engine if it does not carry anything */
00394       if (!e->CanCarryCargo()) continue;
00395 
00396       /* Loop through all cargos in the refit mask */
00397       int current_index = 0;
00398       const CargoSpec *cs;
00399       FOR_ALL_SORTED_CARGOSPECS(cs) {
00400         CargoID cid = cs->Index();
00401         /* Skip cargo type if it's not listed */
00402         if (!HasBit(cmask, cid)) {
00403           current_index++;
00404           continue;
00405         }
00406 
00407         /* Check the vehicle's callback mask for cargo suffixes */
00408         if (HasBit(callback_mask, CBM_VEHICLE_CARGO_SUFFIX)) {
00409           /* Make a note of the original cargo type. It has to be
00410            * changed to test the cargo & subtype... */
00411           CargoID temp_cargo = v->cargo_type;
00412           byte temp_subtype  = v->cargo_subtype;
00413 
00414           v->cargo_type = cid;
00415 
00416           for (uint refit_cyc = 0; refit_cyc < MAX_REFIT_CYCLE; refit_cyc++) {
00417             v->cargo_subtype = refit_cyc;
00418 
00419             /* Make sure we don't pick up anything cached. */
00420             v->First()->InvalidateNewGRFCache();
00421             v->InvalidateNewGRFCache();
00422             uint16 callback = GetVehicleCallback(CBID_VEHICLE_CARGO_SUFFIX, 0, 0, v->engine_type, v);
00423 
00424             if (callback == 0xFF) callback = CALLBACK_FAILED;
00425             if (refit_cyc != 0 && callback == CALLBACK_FAILED) break;
00426 
00427             RefitOption option;
00428             option.cargo   = cid;
00429             option.subtype = refit_cyc;
00430             option.value   = callback;
00431             option.engine  = v->engine_type;
00432             this->list[current_index].Include(option);
00433           }
00434 
00435           /* Reset the vehicle's cargo type */
00436           v->cargo_type    = temp_cargo;
00437           v->cargo_subtype = temp_subtype;
00438 
00439           /* And make sure we haven't tainted the cache */
00440           v->First()->InvalidateNewGRFCache();
00441           v->InvalidateNewGRFCache();
00442         } else {
00443           /* No cargo suffix callback -- use no subtype */
00444           RefitOption option;
00445           option.cargo   = cid;
00446           option.subtype = 0;
00447           option.value   = CALLBACK_FAILED;
00448           option.engine  = INVALID_ENGINE;
00449           this->list[current_index].Include(option);
00450         }
00451         current_index++;
00452       }
00453     } while (v->IsGroundVehicle() && (v = v->Next()) != NULL);
00454 
00455     int scroll_size = 0;
00456     for (uint i = 0; i < NUM_CARGO; i++) {
00457       scroll_size += (this->list[i].Length());
00458     }
00459     this->vscroll->SetCount(scroll_size);
00460   }
00461 
00466   RefitOption *GetRefitOption()
00467   {
00468     if (this->sel < 0) return NULL;
00469     int subtype = 0;
00470     for (uint i = 0; subtype <= this->sel && i < NUM_CARGO; i++) {
00471       for (uint j = 0; subtype <= this->sel && j < this->list[i].Length(); j++) {
00472         if (subtype == this->sel) {
00473           return &this->list[i][j];
00474         }
00475         subtype++;
00476       }
00477     }
00478 
00479     return NULL;
00480   }
00481 
00482   RefitWindow(const WindowDesc *desc, const Vehicle *v, VehicleOrderID order) : Window()
00483   {
00484     this->sel = -1;
00485     this->CreateNestedTree(desc);
00486 
00487     this->vscroll = this->GetScrollbar(VRW_SCROLLBAR);
00488     this->hscroll = (v->IsGroundVehicle() ? this->GetScrollbar(VRW_HSCROLLBAR) : NULL);
00489     this->GetWidget<NWidgetCore>(VRW_SELECTHEADER)->tool_tip = STR_REFIT_TRAIN_LIST_TOOLTIP + v->type;
00490     this->GetWidget<NWidgetCore>(VRW_MATRIX)->tool_tip       = STR_REFIT_TRAIN_LIST_TOOLTIP + v->type;
00491     NWidgetCore *nwi = this->GetWidget<NWidgetCore>(VRW_REFITBUTTON);
00492     nwi->widget_data = STR_REFIT_TRAIN_REFIT_BUTTON + v->type;
00493     nwi->tool_tip    = STR_REFIT_TRAIN_REFIT_TOOLTIP + v->type;
00494     this->GetWidget<NWidgetStacked>(VRW_SHOW_HSCROLLBAR)->SetDisplayedPlane(v->IsGroundVehicle() ? 0 : SZSP_HORIZONTAL);
00495     this->GetWidget<NWidgetCore>(VRW_VEHICLE_PANEL_DISPLAY)->tool_tip = (v->type == VEH_TRAIN) ? STR_REFIT_SELECT_VEHICLES_TOOLTIP : STR_NULL;
00496 
00497     this->FinishInitNested(desc, v->index);
00498     this->owner = v->owner;
00499 
00500     this->order = order;
00501     this->SetWidgetDisabledState(VRW_REFITBUTTON, this->sel == -1);
00502   }
00503 
00504   virtual void OnInit()
00505   {
00506     if (this->cargo != NULL) {
00507       /* Store the RefitOption currently in use. */
00508       RefitOption current_refit_option = *(this->cargo);
00509 
00510       /* Rebuild the refit list */
00511       this->BuildRefitList();
00512       this->sel = -1;
00513       this->cargo = NULL;
00514       int current = 0;
00515       for (uint i = 0; this->cargo == NULL && i < NUM_CARGO; i++) {
00516         for (uint j = 0; j < list[i].Length(); j++) {
00517           if (list[i][j] == current_refit_option) {
00518             this->sel = current;
00519             this->cargo = &list[i][j];
00520             this->vscroll->ScrollTowards(current);
00521             break;
00522           }
00523           current++;
00524         }
00525       }
00526 
00527       this->SetWidgetDisabledState(VRW_REFITBUTTON, this->sel == -1);
00528       /* If the selected refit option was not found, scroll the window to the initial position. */
00529       if (this->sel == -1) this->vscroll->ScrollTowards(0);
00530     } else {
00531       /* Rebuild the refit list */
00532       this->OnInvalidateData(0);
00533     }
00534   }
00535 
00536   virtual void OnPaint()
00537   {
00538     /* Determine amount of items for scroller. */
00539     if (this->hscroll != NULL) this->hscroll->SetCount(this->vehicle_width);
00540 
00541     /* Calculate sprite position. */
00542     NWidgetCore *vehicle_panel_display = this->GetWidget<NWidgetCore>(VRW_VEHICLE_PANEL_DISPLAY);
00543     int sprite_width = max(0, ((int)vehicle_panel_display->current_x - this->vehicle_width) / 2);
00544     this->sprite_left = vehicle_panel_display->pos_x;
00545     this->sprite_right = vehicle_panel_display->pos_x + vehicle_panel_display->current_x - 1;
00546     if (_current_text_dir == TD_RTL) {
00547       this->sprite_right -= sprite_width;
00548       this->vehicle_margin = vehicle_panel_display->current_x - sprite_right;
00549     } else {
00550       this->sprite_left += sprite_width;
00551       this->vehicle_margin = sprite_left;
00552     }
00553 
00554     this->DrawWidgets();
00555   }
00556 
00557   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00558   {
00559     switch (widget) {
00560       case VRW_MATRIX:
00561         resize->height = WD_MATRIX_TOP + FONT_HEIGHT_NORMAL + WD_MATRIX_BOTTOM;
00562         size->height = resize->height * 8;
00563         break;
00564 
00565       case VRW_VEHICLE_PANEL_DISPLAY:
00566         size->height = GetVehicleHeight(Vehicle::Get(this->window_number)->type);
00567         break;
00568 
00569       case VRW_INFOPANEL:
00570         size->width = WD_FRAMERECT_LEFT + this->information_width + WD_FRAMERECT_RIGHT;
00571         break;
00572     }
00573   }
00574 
00575   virtual void SetStringParameters(int widget) const
00576   {
00577     if (widget == VRW_CAPTION) SetDParam(0, Vehicle::Get(this->window_number)->index);
00578   }
00579 
00586   StringID GetCapacityString(RefitOption *option) const
00587   {
00588     Vehicle *v = Vehicle::Get(this->window_number);
00589     CommandCost cost = DoCommand(v->tile, this->selected_vehicle, option->cargo | option->subtype << 8 |
00590         this->num_vehicles << 16, DC_QUERY_COST, GetCmdRefitVeh(v->type));
00591 
00592     if (cost.Failed()) return INVALID_STRING_ID;
00593 
00594     SetDParam(0, option->cargo);
00595     SetDParam(1, _returned_refit_capacity);
00596 
00597     if (_returned_mail_refit_capacity > 0) {
00598       SetDParam(2, CT_MAIL);
00599       SetDParam(3, _returned_mail_refit_capacity);
00600       SetDParam(4, cost.GetCost());
00601       return STR_REFIT_NEW_CAPACITY_COST_OF_AIRCRAFT_REFIT;
00602     } else {
00603       SetDParam(2, cost.GetCost());
00604       return STR_REFIT_NEW_CAPACITY_COST_OF_REFIT;
00605     }
00606   }
00607 
00608   virtual void DrawWidget(const Rect &r, int widget) const
00609   {
00610     switch (widget) {
00611       case VRW_VEHICLE_PANEL_DISPLAY: {
00612         Vehicle *v = Vehicle::Get(this->window_number);
00613         DrawVehicleImage(v, this->sprite_left + WD_FRAMERECT_LEFT, this->sprite_right - WD_FRAMERECT_RIGHT,
00614           r.top + WD_FRAMERECT_TOP, INVALID_VEHICLE, this->hscroll != NULL ? this->hscroll->GetPosition() : 0);
00615 
00616         /* Highlight selected vehicles. */
00617         if (this->order != INVALID_VEH_ORDER_ID) break;
00618         int x = 0;
00619         switch (v->type) {
00620           case VEH_TRAIN: {
00621             VehicleSet vehicles_to_refit;
00622             GetVehicleSet(vehicles_to_refit, Vehicle::Get(this->selected_vehicle), this->num_vehicles);
00623 
00624             int left = INT32_MIN;
00625             int width = 0;
00626 
00627             for (Train *u = Train::From(v); u != NULL; u = u->Next()) {
00628               /* Start checking. */
00629               if (vehicles_to_refit.Contains(u->index) && left == INT32_MIN) {
00630                 left = x - this->hscroll->GetPosition() + r.left + this->vehicle_margin;
00631                 width = 0;
00632               }
00633 
00634               /* Draw a selection. */
00635               if ((!vehicles_to_refit.Contains(u->index) || u->Next() == NULL) && left != INT32_MIN) {
00636                 if (u->Next() == NULL && vehicles_to_refit.Contains(u->index)) {
00637                   int current_width = u->GetDisplayImageWidth();
00638                   width += current_width;
00639                   x += current_width;
00640                 }
00641 
00642                 int right = Clamp(left + width, 0, r.right);
00643                 left = max(0, left);
00644 
00645                 if (_current_text_dir == TD_RTL) {
00646                   right = this->GetWidget<NWidgetCore>(VRW_VEHICLE_PANEL_DISPLAY)->current_x - left;
00647                   left = right - width;
00648                 }
00649 
00650                 if (left != right) {
00651                   DrawFrameRect(left, r.top + WD_FRAMERECT_TOP, right, r.top + WD_FRAMERECT_TOP + 13, COLOUR_WHITE, FR_BORDERONLY);
00652                 }
00653 
00654                 left = INT32_MIN;
00655               }
00656 
00657               int current_width = u->GetDisplayImageWidth();
00658               width += current_width;
00659               x += current_width;
00660             }
00661             break;
00662           }
00663 
00664           default: break;
00665         }
00666         break;
00667       }
00668 
00669       case VRW_MATRIX:
00670         DrawVehicleRefitWindow(this->list, this->sel, this->vscroll->GetPosition(), this->vscroll->GetCapacity(), this->resize.step_height, r);
00671         break;
00672 
00673       case VRW_INFOPANEL:
00674         if (this->cargo != NULL) {
00675           StringID string = this->GetCapacityString(this->cargo);
00676           if (string != INVALID_STRING_ID) {
00677             DrawStringMultiLine(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT,
00678                 r.top + WD_FRAMERECT_TOP, r.bottom - WD_FRAMERECT_BOTTOM, string);
00679           }
00680         }
00681         break;
00682     }
00683   }
00684 
00685   virtual void OnInvalidateData(int data)
00686   {
00687     switch (data) {
00688       case 0: { // The consist has changed; rebuild the entire list.
00689         /* Clear the selection. */
00690         Vehicle *v = Vehicle::Get(this->window_number);
00691         this->selected_vehicle = v->index;
00692         this->num_vehicles = UINT8_MAX;
00693         /* FALL THROUGH */
00694       }
00695 
00696       case 2: { // The vehicle selection has changed; rebuild the entire list.
00697         this->BuildRefitList();
00698 
00699         /* The vehicle width has changed too. */
00700         this->vehicle_width = GetVehicleWidth(Vehicle::Get(this->window_number));
00701         uint max_width = 0;
00702 
00703         /* Check the width of all cargo information strings. */
00704         for (uint i = 0; i < NUM_CARGO; i++) {
00705           for (uint j = 0; j < this->list[i].Length(); j++) {
00706             StringID string = this->GetCapacityString(&list[i][j]);
00707             if (string != INVALID_STRING_ID) {
00708               Dimension dim = GetStringBoundingBox(string);
00709               max_width = max(dim.width, max_width);
00710             }
00711           }
00712         }
00713 
00714         if (this->information_width < max_width) {
00715           this->information_width = max_width;
00716           this->ReInit();
00717         }
00718         /* FALL THROUGH */
00719       }
00720 
00721       case 1: // A new cargo has been selected.
00722         this->cargo = GetRefitOption();
00723         break;
00724     }
00725   }
00726 
00727   int GetClickPosition(int click_x)
00728   {
00729     const NWidgetCore *matrix_widget = this->GetWidget<NWidgetCore>(VRW_VEHICLE_PANEL_DISPLAY);
00730     if (_current_text_dir == TD_RTL) click_x = matrix_widget->current_x - click_x;
00731     click_x -= this->vehicle_margin;
00732     if (this->hscroll != NULL) click_x += this->hscroll->GetPosition();
00733 
00734     return click_x;
00735   }
00736 
00737   void SetSelectedVehicles(int drag_x)
00738   {
00739     drag_x = GetClickPosition(drag_x);
00740 
00741     int left_x  = min(this->click_x, drag_x);
00742     int right_x = max(this->click_x, drag_x);
00743     this->num_vehicles = 0;
00744 
00745     Vehicle *v = Vehicle::Get(this->window_number);
00746     /* Find the vehicle part that was clicked. */
00747     switch (v->type) {
00748       case VEH_TRAIN: {
00749         /* Don't select anything if we are not clicking in the vehicle. */
00750         if (left_x >= 0) {
00751           const Train *u = Train::From(v);
00752           bool start_counting = false;
00753           for (; u != NULL; u = u->Next()) {
00754             int current_width = u->GetDisplayImageWidth();
00755             left_x  -= current_width;
00756             right_x -= current_width;
00757 
00758             if (left_x < 0 && !start_counting) {
00759               this->selected_vehicle = u->index;
00760               start_counting = true;
00761 
00762               /* Count the first vehicle, even if articulated part */
00763               this->num_vehicles++;
00764             } else if (start_counting && !u->IsArticulatedPart()) {
00765               /* Do not count articulated parts */
00766               this->num_vehicles++;
00767             }
00768 
00769             if (right_x < 0) break;
00770           }
00771         }
00772 
00773         /* If the selection is not correct, clear it. */
00774         if (this->num_vehicles != 0) {
00775           if (_ctrl_pressed) this->num_vehicles = UINT8_MAX;
00776           break;
00777         }
00778         /* FALL THROUGH */
00779       }
00780 
00781       default:
00782         /* Clear the selection. */
00783         this->selected_vehicle = v->index;
00784         this->num_vehicles = UINT8_MAX;
00785         break;
00786     }
00787   }
00788 
00789   virtual void OnClick(Point pt, int widget, int click_count)
00790   {
00791     switch (widget) {
00792       case VRW_VEHICLE_PANEL_DISPLAY: { // Vehicle image.
00793         if (this->order != INVALID_VEH_ORDER_ID) break;
00794         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(VRW_VEHICLE_PANEL_DISPLAY);
00795         this->click_x = GetClickPosition(pt.x - nwi->pos_x);
00796         this->SetSelectedVehicles(pt.x - nwi->pos_x);
00797         this->SetWidgetDirty(VRW_VEHICLE_PANEL_DISPLAY);
00798         if (!_ctrl_pressed) SetObjectToPlaceWnd(SPR_CURSOR_MOUSE, PAL_NONE, HT_DRAG, this);
00799         break;
00800       }
00801 
00802       case VRW_MATRIX: { // listbox
00803         this->sel = this->vscroll->GetScrolledRowFromWidget(pt.y, this, VRW_MATRIX);
00804         if (this->sel == INT_MAX) this->sel = -1;
00805         this->SetWidgetDisabledState(VRW_REFITBUTTON, this->sel == -1);
00806         this->InvalidateData(1);
00807 
00808         if (click_count == 1) break;
00809         /* FALL THROUGH */
00810       }
00811 
00812       case VRW_REFITBUTTON: // refit button
00813         if (this->cargo != NULL) {
00814           const Vehicle *v = Vehicle::Get(this->window_number);
00815 
00816           if (this->order == INVALID_VEH_ORDER_ID) {
00817             bool delete_window = this->selected_vehicle == v->index && this->num_vehicles == UINT8_MAX;
00818             if (DoCommandP(v->tile, this->selected_vehicle, this->cargo->cargo | this->cargo->subtype << 8 | this->num_vehicles << 16, GetCmdRefitVeh(v)) && delete_window) delete this;
00819           } else {
00820             if (DoCommandP(v->tile, v->index, this->cargo->cargo | this->cargo->subtype << 8 | this->order << 16, CMD_ORDER_REFIT)) delete this;
00821           }
00822         }
00823         break;
00824     }
00825   }
00826 
00827   virtual void OnMouseDrag(Point pt, int widget)
00828   {
00829     switch (widget) {
00830       case VRW_VEHICLE_PANEL_DISPLAY: { // Vehicle image.
00831         if (this->order != INVALID_VEH_ORDER_ID) break;
00832         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(VRW_VEHICLE_PANEL_DISPLAY);
00833         this->SetSelectedVehicles(pt.x - nwi->pos_x);
00834         this->SetWidgetDirty(VRW_VEHICLE_PANEL_DISPLAY);
00835         break;
00836       }
00837     }
00838   }
00839 
00840   virtual void OnDragDrop(Point pt, int widget)
00841   {
00842     switch (widget) {
00843       case VRW_VEHICLE_PANEL_DISPLAY: { // Vehicle image.
00844         if (this->order != INVALID_VEH_ORDER_ID) break;
00845         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(VRW_VEHICLE_PANEL_DISPLAY);
00846         this->SetSelectedVehicles(pt.x - nwi->pos_x);
00847         this->InvalidateData(2);
00848         break;
00849       }
00850     }
00851   }
00852 
00853   virtual void OnResize()
00854   {
00855     this->vehicle_width = GetVehicleWidth(Vehicle::Get(this->window_number));
00856     this->vscroll->SetCapacityFromWidget(this, VRW_MATRIX);
00857     if (this->hscroll != NULL) this->hscroll->SetCapacityFromWidget(this, VRW_VEHICLE_PANEL_DISPLAY);
00858     this->GetWidget<NWidgetCore>(VRW_MATRIX)->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
00859   }
00860 };
00861 
00862 static const NWidgetPart _nested_vehicle_refit_widgets[] = {
00863   NWidget(NWID_HORIZONTAL),
00864     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00865     NWidget(WWT_CAPTION, COLOUR_GREY, VRW_CAPTION), SetDataTip(STR_REFIT_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00866   EndContainer(),
00867   /* Vehicle display + scrollbar. */
00868   NWidget(NWID_VERTICAL),
00869     NWidget(WWT_PANEL, COLOUR_GREY, VRW_VEHICLE_PANEL_DISPLAY), SetMinimalSize(228, 14), SetResize(1, 0), SetScrollbar(VRW_HSCROLLBAR), EndContainer(),
00870     NWidget(NWID_SELECTION, INVALID_COLOUR, VRW_SHOW_HSCROLLBAR),
00871       NWidget(NWID_HSCROLLBAR, COLOUR_GREY, VRW_HSCROLLBAR),
00872     EndContainer(),
00873   EndContainer(),
00874   NWidget(WWT_TEXTBTN, COLOUR_GREY, VRW_SELECTHEADER), SetDataTip(STR_REFIT_TITLE, STR_NULL), SetResize(1, 0),
00875   /* Matrix + scrollbar. */
00876   NWidget(NWID_HORIZONTAL),
00877     NWidget(WWT_MATRIX, COLOUR_GREY, VRW_MATRIX), SetMinimalSize(228, 112), SetResize(1, 14), SetFill(1, 1), SetDataTip(0x801, STR_NULL), SetScrollbar(VRW_SCROLLBAR),
00878     NWidget(NWID_VSCROLLBAR, COLOUR_GREY, VRW_SCROLLBAR),
00879   EndContainer(),
00880   NWidget(WWT_PANEL, COLOUR_GREY, VRW_INFOPANEL), SetMinimalTextLines(2, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM), SetResize(1, 0), EndContainer(),
00881   NWidget(NWID_HORIZONTAL),
00882     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VRW_REFITBUTTON), SetFill(1, 0), SetResize(1, 0),
00883     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
00884   EndContainer(),
00885 };
00886 
00887 static const WindowDesc _vehicle_refit_desc(
00888   WDP_AUTO, 240, 174,
00889   WC_VEHICLE_REFIT, WC_VEHICLE_VIEW,
00890   WDF_UNCLICK_BUTTONS | WDF_CONSTRUCTION,
00891   _nested_vehicle_refit_widgets, lengthof(_nested_vehicle_refit_widgets)
00892 );
00893 
00900 void ShowVehicleRefitWindow(const Vehicle *v, VehicleOrderID order, Window *parent)
00901 {
00902   DeleteWindowById(WC_VEHICLE_REFIT, v->index);
00903   RefitWindow *w = new RefitWindow(&_vehicle_refit_desc, v, order);
00904   w->parent = parent;
00905 }
00906 
00908 uint ShowRefitOptionsList(int left, int right, int y, EngineID engine)
00909 {
00910   /* List of cargo types of this engine */
00911   uint32 cmask = GetUnionOfArticulatedRefitMasks(engine, false);
00912   /* List of cargo types available in this climate */
00913   uint32 lmask = _cargo_mask;
00914   char string[512];
00915   char *b = string;
00916 
00917   /* Draw nothing if the engine is not refittable */
00918   if (HasAtMostOneBit(cmask)) return y;
00919 
00920   b = InlineString(b, STR_PURCHASE_INFO_REFITTABLE_TO);
00921 
00922   if (cmask == lmask) {
00923     /* Engine can be refitted to all types in this climate */
00924     b = InlineString(b, STR_PURCHASE_INFO_ALL_TYPES);
00925   } else {
00926     /* Check if we are able to refit to more cargo types and unable to. If
00927      * so, invert the cargo types to list those that we can't refit to. */
00928     if (CountBits(cmask ^ lmask) < CountBits(cmask) && CountBits(cmask ^ lmask) <= 7) {
00929       cmask ^= lmask;
00930       b = InlineString(b, STR_PURCHASE_INFO_ALL_BUT);
00931     }
00932 
00933     bool first = true;
00934 
00935     /* Add each cargo type to the list */
00936     const CargoSpec *cs;
00937     FOR_ALL_SORTED_CARGOSPECS(cs) {
00938       if (!HasBit(cmask, cs->Index())) continue;
00939 
00940       if (b >= lastof(string) - (2 + 2 * 4)) break; // ", " and two calls to Utf8Encode()
00941 
00942       if (!first) b = strecpy(b, ", ", lastof(string));
00943       first = false;
00944 
00945       b = InlineString(b, cs->name);
00946     }
00947   }
00948 
00949   /* Terminate and display the completed string */
00950   *b = '\0';
00951 
00952   /* Make sure we detect any buffer overflow */
00953   assert(b < endof(string));
00954 
00955   SetDParamStr(0, string);
00956   return DrawStringMultiLine(left, right, y, INT32_MAX, STR_JUST_RAW_STRING);
00957 }
00958 
00960 StringID GetCargoSubtypeText(const Vehicle *v)
00961 {
00962   if (HasBit(EngInfo(v->engine_type)->callback_mask, CBM_VEHICLE_CARGO_SUFFIX)) {
00963     uint16 cb = GetVehicleCallback(CBID_VEHICLE_CARGO_SUFFIX, 0, 0, v->engine_type, v);
00964     if (cb != CALLBACK_FAILED) {
00965       return GetGRFStringID(GetEngineGRFID(v->engine_type), 0xD000 + cb);
00966     }
00967   }
00968   return STR_EMPTY;
00969 }
00970 
00972 static int CDECL VehicleNumberSorter(const Vehicle * const *a, const Vehicle * const *b)
00973 {
00974   return (*a)->unitnumber - (*b)->unitnumber;
00975 }
00976 
00978 static int CDECL VehicleNameSorter(const Vehicle * const *a, const Vehicle * const *b)
00979 {
00980   static char last_name[2][64];
00981 
00982   if (*a != _last_vehicle[0]) {
00983     _last_vehicle[0] = *a;
00984     SetDParam(0, (*a)->index);
00985     GetString(last_name[0], STR_VEHICLE_NAME, lastof(last_name[0]));
00986   }
00987 
00988   if (*b != _last_vehicle[1]) {
00989     _last_vehicle[1] = *b;
00990     SetDParam(0, (*b)->index);
00991     GetString(last_name[1], STR_VEHICLE_NAME, lastof(last_name[1]));
00992   }
00993 
00994   int r = strnatcmp(last_name[0], last_name[1]); // Sort by name (natural sorting).
00995   return (r != 0) ? r : VehicleNumberSorter(a, b);
00996 }
00997 
00999 static int CDECL VehicleAgeSorter(const Vehicle * const *a, const Vehicle * const *b)
01000 {
01001   int r = (*a)->age - (*b)->age;
01002   return (r != 0) ? r : VehicleNumberSorter(a, b);
01003 }
01004 
01006 static int CDECL VehicleProfitThisYearSorter(const Vehicle * const *a, const Vehicle * const *b)
01007 {
01008   int r = ClampToI32((*a)->GetDisplayProfitThisYear() - (*b)->GetDisplayProfitThisYear());
01009   return (r != 0) ? r : VehicleNumberSorter(a, b);
01010 }
01011 
01013 static int CDECL VehicleProfitLastYearSorter(const Vehicle * const *a, const Vehicle * const *b)
01014 {
01015   int r = ClampToI32((*a)->GetDisplayProfitLastYear() - (*b)->GetDisplayProfitLastYear());
01016   return (r != 0) ? r : VehicleNumberSorter(a, b);
01017 }
01018 
01020 static int CDECL VehicleCargoSorter(const Vehicle * const *a, const Vehicle * const *b)
01021 {
01022   const Vehicle *v;
01023   CargoArray diff;
01024 
01025   /* Append the cargo of the connected weagons */
01026   for (v = *a; v != NULL; v = v->Next()) diff[v->cargo_type] += v->cargo_cap;
01027   for (v = *b; v != NULL; v = v->Next()) diff[v->cargo_type] -= v->cargo_cap;
01028 
01029   int r = 0;
01030   for (CargoID i = 0; i < NUM_CARGO; i++) {
01031     r = diff[i];
01032     if (r != 0) break;
01033   }
01034 
01035   return (r != 0) ? r : VehicleNumberSorter(a, b);
01036 }
01037 
01039 static int CDECL VehicleReliabilitySorter(const Vehicle * const *a, const Vehicle * const *b)
01040 {
01041   int r = (*a)->reliability - (*b)->reliability;
01042   return (r != 0) ? r : VehicleNumberSorter(a, b);
01043 }
01044 
01046 static int CDECL VehicleMaxSpeedSorter(const Vehicle * const *a, const Vehicle * const *b)
01047 {
01048   int r = (*a)->vcache.cached_max_speed - (*b)->vcache.cached_max_speed;
01049   return (r != 0) ? r : VehicleNumberSorter(a, b);
01050 }
01051 
01053 static int CDECL VehicleModelSorter(const Vehicle * const *a, const Vehicle * const *b)
01054 {
01055   int r = (*a)->engine_type - (*b)->engine_type;
01056   return (r != 0) ? r : VehicleNumberSorter(a, b);
01057 }
01058 
01060 static int CDECL VehicleValueSorter(const Vehicle * const *a, const Vehicle * const *b)
01061 {
01062   const Vehicle *u;
01063   Money diff = 0;
01064 
01065   for (u = *a; u != NULL; u = u->Next()) diff += u->value;
01066   for (u = *b; u != NULL; u = u->Next()) diff -= u->value;
01067 
01068   int r = ClampToI32(diff);
01069   return (r != 0) ? r : VehicleNumberSorter(a, b);
01070 }
01071 
01073 static int CDECL VehicleLengthSorter(const Vehicle * const *a, const Vehicle * const *b)
01074 {
01075   int r = (*a)->GetGroundVehicleCache()->cached_total_length - (*b)->GetGroundVehicleCache()->cached_total_length;
01076   return (r != 0) ? r : VehicleNumberSorter(a, b);
01077 }
01078 
01080 static int CDECL VehicleTimeToLiveSorter(const Vehicle * const *a, const Vehicle * const *b)
01081 {
01082   int r = ClampToI32(((*a)->max_age - (*a)->age) - ((*b)->max_age - (*b)->age));
01083   return (r != 0) ? r : VehicleNumberSorter(a, b);
01084 }
01085 
01087 static int CDECL VehicleTimetableDelaySorter(const Vehicle * const *a, const Vehicle * const *b)
01088 {
01089   int r = (*a)->lateness_counter - (*b)->lateness_counter;
01090   return (r != 0) ? r : VehicleNumberSorter(a, b);
01091 }
01092 
01093 void InitializeGUI()
01094 {
01095   MemSetT(&_sorting, 0);
01096 }
01097 
01104 static inline void ChangeVehicleWindow(WindowClass window_class, VehicleID from_index, VehicleID to_index)
01105 {
01106   Window *w = FindWindowById(window_class, from_index);
01107   if (w != NULL) {
01108     /* Update window_number */
01109     w->window_number = to_index;
01110     if (w->viewport != NULL) w->viewport->follow_vehicle = to_index;
01111 
01112     /* Update vehicle drag data */
01113     if (_thd.window_class == window_class && _thd.window_number == (WindowNumber)from_index) {
01114       _thd.window_number = to_index;
01115     }
01116 
01117     /* Notify the window */
01118     w->InvalidateData();
01119   }
01120 }
01121 
01127 void ChangeVehicleViewWindow(VehicleID from_index, VehicleID to_index)
01128 {
01129   ChangeVehicleWindow(WC_VEHICLE_VIEW,      from_index, to_index);
01130   ChangeVehicleWindow(WC_VEHICLE_ORDERS,    from_index, to_index);
01131   ChangeVehicleWindow(WC_VEHICLE_REFIT,     from_index, to_index);
01132   ChangeVehicleWindow(WC_VEHICLE_DETAILS,   from_index, to_index);
01133   ChangeVehicleWindow(WC_VEHICLE_TIMETABLE, from_index, to_index);
01134 }
01135 
01136 enum VehicleListWindowWidgets {
01137   VLW_WIDGET_CAPTION,
01138   VLW_WIDGET_SORT_ORDER,
01139   VLW_WIDGET_SORT_BY_PULLDOWN,
01140   VLW_WIDGET_LIST,
01141   VLW_WIDGET_SCROLLBAR,
01142   VLW_WIDGET_HIDE_BUTTONS,
01143   VLW_WIDGET_AVAILABLE_VEHICLES,
01144   VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN,
01145   VLW_WIDGET_STOP_ALL,
01146   VLW_WIDGET_START_ALL,
01147 };
01148 
01149 static const NWidgetPart _nested_vehicle_list[] = {
01150   NWidget(NWID_HORIZONTAL),
01151     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01152     NWidget(WWT_CAPTION, COLOUR_GREY, VLW_WIDGET_CAPTION),
01153     NWidget(WWT_SHADEBOX, COLOUR_GREY),
01154     NWidget(WWT_STICKYBOX, COLOUR_GREY),
01155   EndContainer(),
01156 
01157   NWidget(NWID_HORIZONTAL),
01158     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLW_WIDGET_SORT_ORDER), SetMinimalSize(81, 12), SetFill(0, 1), SetDataTip(STR_BUTTON_SORT_BY, STR_TOOLTIP_SORT_ORDER),
01159     NWidget(WWT_DROPDOWN, COLOUR_GREY, VLW_WIDGET_SORT_BY_PULLDOWN), SetMinimalSize(167, 12), SetFill(0, 1), SetDataTip(0x0, STR_TOOLTIP_SORT_CRITERIA),
01160     NWidget(WWT_PANEL, COLOUR_GREY), SetMinimalSize(12, 12), SetFill(1, 1), SetResize(1, 0),
01161     EndContainer(),
01162   EndContainer(),
01163 
01164   NWidget(NWID_HORIZONTAL),
01165     NWidget(WWT_MATRIX, COLOUR_GREY, VLW_WIDGET_LIST), SetMinimalSize(248, 0), SetFill(1, 0), SetResize(1, 1), SetScrollbar(VLW_WIDGET_SCROLLBAR),
01166     NWidget(NWID_VSCROLLBAR, COLOUR_GREY, VLW_WIDGET_SCROLLBAR),
01167   EndContainer(),
01168 
01169   NWidget(NWID_HORIZONTAL),
01170     NWidget(NWID_SELECTION, INVALID_COLOUR, VLW_WIDGET_HIDE_BUTTONS),
01171       NWidget(NWID_HORIZONTAL),
01172         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLW_WIDGET_AVAILABLE_VEHICLES), SetMinimalSize(106, 12), SetFill(0, 1),
01173                 SetDataTip(STR_BLACK_STRING, STR_VEHICLE_LIST_AVAILABLE_ENGINES_TOOLTIP),
01174         NWidget(WWT_DROPDOWN, COLOUR_GREY, VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN), SetMinimalSize(118, 12), SetFill(0, 1),
01175                 SetDataTip(STR_VEHICLE_LIST_MANAGE_LIST, STR_VEHICLE_LIST_MANAGE_LIST_TOOLTIP),
01176         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VLW_WIDGET_STOP_ALL), SetMinimalSize(12, 12), SetFill(0, 1),
01177                 SetDataTip(SPR_FLAG_VEH_STOPPED, STR_VEHICLE_LIST_MASS_STOP_LIST_TOOLTIP),
01178         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VLW_WIDGET_START_ALL), SetMinimalSize(12, 12), SetFill(0, 1),
01179                 SetDataTip(SPR_FLAG_VEH_RUNNING, STR_VEHICLE_LIST_MASS_START_LIST_TOOLTIP),
01180         NWidget(WWT_PANEL, COLOUR_GREY), SetMinimalSize(0, 12), SetResize(1, 0), SetFill(1, 1), EndContainer(),
01181       EndContainer(),
01182       /* Widget to be shown for other companies hiding the previous 5 widgets. */
01183       NWidget(WWT_PANEL, COLOUR_GREY), SetFill(1, 1), SetResize(1, 0), EndContainer(),
01184     EndContainer(),
01185     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
01186   EndContainer(),
01187 };
01188 
01189 static void DrawSmallOrderList(const Vehicle *v, int left, int right, int y, VehicleOrderID start = 0)
01190 {
01191   const Order *order = v->GetOrder(start);
01192   if (order == NULL) return;
01193 
01194   int i = 0;
01195   VehicleOrderID oid = start;
01196 
01197   do {
01198     if (oid == v->cur_real_order_index) DrawString(left, right, y, STR_TINY_RIGHT_ARROW, TC_BLACK);
01199 
01200     if (order->IsType(OT_GOTO_STATION)) {
01201       SetDParam(0, order->GetDestination());
01202       DrawString(left + 6, right - 6, y, STR_TINY_BLACK_STATION);
01203 
01204       y += FONT_HEIGHT_SMALL;
01205       if (++i == 4) break;
01206     }
01207 
01208     oid++;
01209     order = order->next;
01210     if (order == NULL) {
01211       order = v->orders.list->GetFirstOrder();
01212       oid = 0;
01213     }
01214   } while (oid != start);
01215 }
01216 
01226 void DrawVehicleImage(const Vehicle *v, int left, int right, int y, VehicleID selection, int skip)
01227 {
01228   switch (v->type) {
01229     case VEH_TRAIN:    DrawTrainImage(Train::From(v), left, right, y, selection, skip); break;
01230     case VEH_ROAD:     DrawRoadVehImage(v, left, right, y, selection, skip);  break;
01231     case VEH_SHIP:     DrawShipImage(v, left, right, y, selection);     break;
01232     case VEH_AIRCRAFT: DrawAircraftImage(v, left, right, y, selection); break;
01233     default: NOT_REACHED();
01234   }
01235 }
01236 
01243 uint GetVehicleListHeight(VehicleType type, uint divisor)
01244 {
01245   /* Name + vehicle + profit */
01246   uint base = GetVehicleHeight(type) + 2 * FONT_HEIGHT_SMALL;
01247   /* Drawing of the 4 small orders + profit*/
01248   if (type >= VEH_SHIP) base = max(base, 5U * FONT_HEIGHT_SMALL);
01249 
01250   if (divisor == 1) return base;
01251 
01252   /* Make sure the height is dividable by divisor */
01253   uint rem = base % divisor;
01254   return base + (rem == 0 ? 0 : divisor - rem);
01255 }
01256 
01263 void BaseVehicleListWindow::DrawVehicleListItems(VehicleID selected_vehicle, int line_height, const Rect &r) const
01264 {
01265   int left = r.left + WD_MATRIX_LEFT;
01266   int right = r.right - WD_MATRIX_RIGHT;
01267   int width = right - left;
01268   bool rtl = _current_text_dir == TD_RTL;
01269 
01270   int text_offset = GetDigitWidth() * this->unitnumber_digits + WD_FRAMERECT_RIGHT;
01271   int text_left  = left  + (rtl ?           0 : text_offset);
01272   int text_right = right - (rtl ? text_offset :           0);
01273 
01274   bool show_orderlist = this->vli.vtype >= VEH_SHIP;
01275   int orderlist_left  = left  + (rtl ? 0 : max(100 + text_offset, width / 2));
01276   int orderlist_right = right - (rtl ? max(100 + text_offset, width / 2) : 0);
01277 
01278   int image_left  = (rtl && show_orderlist) ? orderlist_right : text_left;
01279   int image_right = (!rtl && show_orderlist) ? orderlist_left : text_right;
01280 
01281   int vehicle_button_x = rtl ? right - GetSpriteSize(SPR_PROFIT_LOT).width : left;
01282 
01283   int y = r.top;
01284   uint max = min(this->vscroll->GetPosition() + this->vscroll->GetCapacity(), this->vehicles.Length());
01285   for (uint i = this->vscroll->GetPosition(); i < max; ++i) {
01286     const Vehicle *v = this->vehicles[i];
01287     StringID str;
01288 
01289     SetDParam(0, v->GetDisplayProfitThisYear());
01290     SetDParam(1, v->GetDisplayProfitLastYear());
01291 
01292     DrawVehicleImage(v, image_left, image_right, y + FONT_HEIGHT_SMALL - 1, selected_vehicle, 0);
01293     DrawString(text_left, text_right, y + line_height - FONT_HEIGHT_SMALL - WD_FRAMERECT_BOTTOM - 1, STR_VEHICLE_LIST_PROFIT_THIS_YEAR_LAST_YEAR);
01294 
01295     if (v->name != NULL) {
01296       /* The vehicle got a name so we will print it */
01297       SetDParam(0, v->index);
01298       DrawString(text_left, text_right, y, STR_TINY_BLACK_VEHICLE);
01299     } else if (v->group_id != DEFAULT_GROUP) {
01300       /* The vehicle has no name, but is member of a group, so print group name */
01301       SetDParam(0, v->group_id);
01302       DrawString(text_left, text_right, y, STR_TINY_GROUP, TC_BLACK);
01303     }
01304 
01305     if (show_orderlist) DrawSmallOrderList(v, orderlist_left, orderlist_right, y, v->cur_real_order_index);
01306 
01307     if (v->IsInDepot()) {
01308       str = STR_BLUE_COMMA;
01309     } else {
01310       str = (v->age > v->max_age - DAYS_IN_LEAP_YEAR) ? STR_RED_COMMA : STR_BLACK_COMMA;
01311     }
01312 
01313     SetDParam(0, v->unitnumber);
01314     DrawString(left, right, y + 2, str);
01315 
01316     DrawVehicleProfitButton(v, vehicle_button_x, y + FONT_HEIGHT_NORMAL + 3);
01317 
01318     y += line_height;
01319   }
01320 }
01321 
01331 struct VehicleListWindow : public BaseVehicleListWindow {
01332 private:
01334   enum ButtonPlanes {
01335     BP_SHOW_BUTTONS, 
01336     BP_HIDE_BUTTONS, 
01337   };
01338 
01339 public:
01340   VehicleListWindow(const WindowDesc *desc, WindowNumber window_number) : BaseVehicleListWindow(window_number)
01341   {
01342     /* Set up sorting. Make the window-specific _sorting variable
01343      * point to the correct global _sorting struct so we are freed
01344      * from having conditionals during window operation */
01345     switch (this->vli.vtype) {
01346       case VEH_TRAIN:    this->sorting = &_sorting.train; break;
01347       case VEH_ROAD:     this->sorting = &_sorting.roadveh; break;
01348       case VEH_SHIP:     this->sorting = &_sorting.ship; break;
01349       case VEH_AIRCRAFT: this->sorting = &_sorting.aircraft; break;
01350       default: NOT_REACHED();
01351     }
01352 
01353     this->CreateNestedTree(desc);
01354 
01355     this->vscroll = this->GetScrollbar(VLW_WIDGET_SCROLLBAR);
01356 
01357     this->vehicles.SetListing(*this->sorting);
01358     this->vehicles.ForceRebuild();
01359     this->vehicles.NeedResort();
01360     this->BuildVehicleList();
01361     this->SortVehicleList();
01362 
01363     /* Set up the window widgets */
01364     this->GetWidget<NWidgetCore>(VLW_WIDGET_LIST)->tool_tip = STR_VEHICLE_LIST_TRAIN_LIST_TOOLTIP + this->vli.vtype;
01365 
01366     if (this->vli.type == VL_SHARED_ORDERS) {
01367       this->GetWidget<NWidgetCore>(VLW_WIDGET_CAPTION)->widget_data = STR_VEHICLE_LIST_SHARED_ORDERS_LIST_CAPTION;
01368     } else {
01369       this->GetWidget<NWidgetCore>(VLW_WIDGET_CAPTION)->widget_data = STR_VEHICLE_LIST_TRAIN_CAPTION + this->vli.vtype;
01370     }
01371 
01372     this->FinishInitNested(desc, window_number);
01373     this->owner = this->vli.company;
01374 
01375     if (this->vli.vtype == VEH_TRAIN) ResizeWindow(this, 65, 0);
01376   }
01377 
01378   ~VehicleListWindow()
01379   {
01380     *this->sorting = this->vehicles.GetListing();
01381   }
01382 
01383   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01384   {
01385     switch (widget) {
01386       case VLW_WIDGET_LIST:
01387         resize->height = GetVehicleListHeight(this->vli.vtype, 1);
01388 
01389         switch (this->vli.vtype) {
01390           case VEH_TRAIN:
01391           case VEH_ROAD:
01392             size->height = 6 * resize->height;
01393             break;
01394           case VEH_SHIP:
01395           case VEH_AIRCRAFT:
01396             size->height = 4 * resize->height;
01397             break;
01398           default: NOT_REACHED();
01399         }
01400         break;
01401 
01402       case VLW_WIDGET_SORT_ORDER: {
01403         Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
01404         d.width += padding.width + WD_SORTBUTTON_ARROW_WIDTH * 2; // Doubled since the string is centred and it also looks better.
01405         d.height += padding.height;
01406         *size = maxdim(*size, d);
01407         break;
01408       }
01409 
01410       case VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN: {
01411         Dimension d = this->GetActionDropdownSize(this->vli.type == VL_STANDARD, false);
01412         d.height += padding.height;
01413         d.width  += padding.width;
01414         *size = maxdim(*size, d);
01415         break;
01416       }
01417     }
01418   }
01419 
01420   virtual void SetStringParameters(int widget) const
01421   {
01422     switch (widget) {
01423       case VLW_WIDGET_AVAILABLE_VEHICLES:
01424         SetDParam(0, STR_VEHICLE_LIST_AVAILABLE_TRAINS + this->vli.vtype);
01425         break;
01426 
01427       case VLW_WIDGET_CAPTION: {
01428         switch (this->vli.type) {
01429           case VL_SHARED_ORDERS: // Shared Orders
01430             if (this->vehicles.Length() == 0) {
01431               /* We can't open this window without vehicles using this order
01432                * and we should close the window when deleting the order. */
01433               NOT_REACHED();
01434             }
01435             SetDParam(0, this->vscroll->GetCount());
01436             break;
01437 
01438           case VL_STANDARD: // Company Name
01439             SetDParam(0, STR_COMPANY_NAME);
01440             SetDParam(1, this->vli.index);
01441             SetDParam(3, this->vscroll->GetCount());
01442             break;
01443 
01444           case VL_STATION_LIST: // Station/Waypoint Name
01445             SetDParam(0, Station::IsExpected(BaseStation::Get(this->vli.index)) ? STR_STATION_NAME : STR_WAYPOINT_NAME);
01446             SetDParam(1, this->vli.index);
01447             SetDParam(3, this->vscroll->GetCount());
01448             break;
01449 
01450           case VL_DEPOT_LIST:
01451             SetDParam(0, STR_DEPOT_CAPTION);
01452             SetDParam(1, this->vli.vtype);
01453             SetDParam(2, this->vli.index);
01454             SetDParam(3, this->vscroll->GetCount());
01455             break;
01456           default: NOT_REACHED();
01457         }
01458         break;
01459       }
01460     }
01461   }
01462 
01463   virtual void DrawWidget(const Rect &r, int widget) const
01464   {
01465     switch (widget) {
01466       case VLW_WIDGET_SORT_ORDER:
01467         /* draw arrow pointing up/down for ascending/descending sorting */
01468         this->DrawSortButtonState(widget, this->vehicles.IsDescSortOrder() ? SBS_DOWN : SBS_UP);
01469         break;
01470 
01471       case VLW_WIDGET_LIST:
01472         this->DrawVehicleListItems(INVALID_VEHICLE, this->resize.step_height, r);
01473         break;
01474     }
01475   }
01476 
01477   virtual void OnPaint()
01478   {
01479     this->BuildVehicleList();
01480     this->SortVehicleList();
01481 
01482     if (this->vehicles.Length() == 0 && this->IsWidgetLowered(VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN)) {
01483       HideDropDownMenu(this);
01484     }
01485 
01486     /* Hide the widgets that we will not use in this window
01487      * Some windows contains actions only fit for the owner */
01488     int plane_to_show = (this->owner == _local_company) ? BP_SHOW_BUTTONS : BP_HIDE_BUTTONS;
01489     NWidgetStacked *nwi = this->GetWidget<NWidgetStacked>(VLW_WIDGET_HIDE_BUTTONS);
01490     if (plane_to_show != nwi->shown_plane) {
01491       nwi->SetDisplayedPlane(plane_to_show);
01492       nwi->SetDirty(this);
01493     }
01494     if (this->owner == _local_company) {
01495       this->SetWidgetDisabledState(VLW_WIDGET_AVAILABLE_VEHICLES, this->vli.type != VL_STANDARD);
01496       this->SetWidgetsDisabledState(this->vehicles.Length() == 0,
01497         VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN,
01498         VLW_WIDGET_STOP_ALL,
01499         VLW_WIDGET_START_ALL,
01500         WIDGET_LIST_END);
01501     }
01502 
01503     /* Set text of sort by dropdown widget. */
01504     this->GetWidget<NWidgetCore>(VLW_WIDGET_SORT_BY_PULLDOWN)->widget_data = this->vehicle_sorter_names[this->vehicles.SortType()];
01505 
01506     this->DrawWidgets();
01507   }
01508 
01509   virtual void OnClick(Point pt, int widget, int click_count)
01510   {
01511     switch (widget) {
01512       case VLW_WIDGET_SORT_ORDER: // Flip sorting method ascending/descending
01513         this->vehicles.ToggleSortOrder();
01514         this->SetDirty();
01515         break;
01516 
01517       case VLW_WIDGET_SORT_BY_PULLDOWN:// Select sorting criteria dropdown menu
01518         ShowDropDownMenu(this, this->vehicle_sorter_names, this->vehicles.SortType(), VLW_WIDGET_SORT_BY_PULLDOWN, 0,
01519             (this->vli.vtype == VEH_TRAIN || this->vli.vtype == VEH_ROAD) ? 0 : (1 << 10));
01520         return;
01521 
01522       case VLW_WIDGET_LIST: { // Matrix to show vehicles
01523         uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, VLW_WIDGET_LIST);
01524         if (id_v >= this->vehicles.Length()) return; // click out of list bound
01525 
01526         const Vehicle *v = this->vehicles[id_v];
01527         if (!VehicleClicked(v)) ShowVehicleViewWindow(v);
01528         break;
01529       }
01530 
01531       case VLW_WIDGET_AVAILABLE_VEHICLES:
01532         ShowBuildVehicleWindow(INVALID_TILE, this->vli.vtype);
01533         break;
01534 
01535       case VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN: {
01536         DropDownList *list = this->BuildActionDropdownList(VehicleListIdentifier(this->window_number).type == VL_STANDARD, false);
01537         ShowDropDownList(this, list, 0, VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN);
01538         break;
01539       }
01540 
01541       case VLW_WIDGET_STOP_ALL:
01542       case VLW_WIDGET_START_ALL:
01543         DoCommandP(0, (1 << 1) | (widget == VLW_WIDGET_START_ALL ? (1 << 0) : 0), this->window_number, CMD_MASS_START_STOP);
01544         break;
01545     }
01546   }
01547 
01548   virtual void OnDropdownSelect(int widget, int index)
01549   {
01550     switch (widget) {
01551       case VLW_WIDGET_SORT_BY_PULLDOWN:
01552         this->vehicles.SetSortType(index);
01553         break;
01554       case VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN:
01555         assert(this->vehicles.Length() != 0);
01556 
01557         switch (index) {
01558           case ADI_REPLACE: // Replace window
01559             ShowReplaceGroupVehicleWindow(DEFAULT_GROUP, this->vli.vtype);
01560             break;
01561           case ADI_SERVICE: // Send for servicing
01562           case ADI_DEPOT: // Send to Depots
01563             DoCommandP(0, DEPOT_MASS_SEND | (index == ADI_SERVICE ? DEPOT_SERVICE : (DepotCommand)0), this->window_number, GetCmdSendToDepot(this->vli.vtype));
01564             break;
01565 
01566           default: NOT_REACHED();
01567         }
01568         break;
01569       default: NOT_REACHED();
01570     }
01571     this->SetDirty();
01572   }
01573 
01574   virtual void OnTick()
01575   {
01576     if (_pause_mode != PM_UNPAUSED) return;
01577     if (this->vehicles.NeedResort()) {
01578       StationID station = (this->vli.type == VL_STATION_LIST) ? this->vli.index : INVALID_STATION;
01579 
01580       DEBUG(misc, 3, "Periodic resort %d list company %d at station %d", this->vli.vtype, this->owner, station);
01581       this->SetDirty();
01582     }
01583   }
01584 
01585   virtual void OnResize()
01586   {
01587     this->vscroll->SetCapacityFromWidget(this, VLW_WIDGET_LIST);
01588     this->GetWidget<NWidgetCore>(VLW_WIDGET_LIST)->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
01589   }
01590 
01591   virtual void OnInvalidateData(int data)
01592   {
01593     if (HasBit(data, 31) && this->vli.type == VL_SHARED_ORDERS) {
01594       this->vli.index = GB(data, 0, 20);
01595       this->window_number = this->vli.Pack();
01596       this->vehicles.ForceRebuild();
01597       return;
01598     }
01599 
01600     if (data == 0) {
01601       this->vehicles.ForceRebuild();
01602     } else {
01603       this->vehicles.ForceResort();
01604     }
01605   }
01606 };
01607 
01608 static WindowDesc _vehicle_list_desc(
01609   WDP_AUTO, 260, 246,
01610   WC_INVALID, WC_NONE,
01611   WDF_UNCLICK_BUTTONS,
01612   _nested_vehicle_list, lengthof(_nested_vehicle_list)
01613 );
01614 
01615 static void ShowVehicleListWindowLocal(CompanyID company, VehicleListType vlt, VehicleType vehicle_type, uint16 unique_number)
01616 {
01617   if (!Company::IsValidID(company)) {
01618     company = _local_company;
01619     /* This can happen when opening the vehicle list as a spectator.
01620      * While it would be cleaner to check this somewhere else, having
01621      * it here reduces code duplication */
01622     if (!Company::IsValidID(company)) return;
01623     _vehicle_list_desc.flags |= WDF_CONSTRUCTION;
01624   } else {
01625     _vehicle_list_desc.flags &= ~WDF_CONSTRUCTION;
01626   }
01627 
01628   _vehicle_list_desc.cls = GetWindowClassForVehicleType(vehicle_type);
01629   AllocateWindowDescFront<VehicleListWindow>(&_vehicle_list_desc, VehicleListIdentifier(vlt, vehicle_type, company, unique_number).Pack());
01630 }
01631 
01632 void ShowVehicleListWindow(CompanyID company, VehicleType vehicle_type)
01633 {
01634   /* If _settings_client.gui.advanced_vehicle_list > 1, display the Advanced list
01635    * if _settings_client.gui.advanced_vehicle_list == 1, display Advanced list only for local company
01636    * if _ctrl_pressed, do the opposite action (Advanced list x Normal list)
01637    */
01638 
01639   if ((_settings_client.gui.advanced_vehicle_list > (uint)(company != _local_company)) != _ctrl_pressed) {
01640     ShowCompanyGroup(company, vehicle_type);
01641   } else {
01642     ShowVehicleListWindowLocal(company, VL_STANDARD, vehicle_type, company);
01643   }
01644 }
01645 
01646 void ShowVehicleListWindow(const Vehicle *v)
01647 {
01648   ShowVehicleListWindowLocal(v->owner, VL_SHARED_ORDERS, v->type, v->FirstShared()->index);
01649 }
01650 
01651 void ShowVehicleListWindow(CompanyID company, VehicleType vehicle_type, StationID station)
01652 {
01653   ShowVehicleListWindowLocal(company, VL_STATION_LIST, vehicle_type, station);
01654 }
01655 
01656 void ShowVehicleListWindow(CompanyID company, VehicleType vehicle_type, TileIndex depot_tile)
01657 {
01658   uint16 depot_airport_index;
01659 
01660   if (vehicle_type == VEH_AIRCRAFT) {
01661     depot_airport_index = GetStationIndex(depot_tile);
01662   } else {
01663     depot_airport_index = GetDepotIndex(depot_tile);
01664   }
01665   ShowVehicleListWindowLocal(company, VL_DEPOT_LIST, vehicle_type, depot_airport_index);
01666 }
01667 
01668 
01669 /* Unified vehicle GUI - Vehicle Details Window */
01670 
01672 enum VehicleDetailsWindowWidgets {
01673   VLD_WIDGET_CAPTION,
01674   VLD_WIDGET_RENAME_VEHICLE,
01675   VLD_WIDGET_TOP_DETAILS,
01676   VLD_WIDGET_INCREASE_SERVICING_INTERVAL,
01677   VLD_WIDGET_DECREASE_SERVICING_INTERVAL,
01678   VLD_WIDGET_SERVICING_INTERVAL,
01679   VLD_WIDGET_MIDDLE_DETAILS,
01680   VLD_WIDGET_MATRIX,
01681   VLD_WIDGET_SCROLLBAR,
01682   VLD_WIDGET_DETAILS_CARGO_CARRIED,
01683   VLD_WIDGET_DETAILS_TRAIN_VEHICLES,
01684   VLD_WIDGET_DETAILS_CAPACITY_OF_EACH,
01685   VLD_WIDGET_DETAILS_TOTAL_CARGO,
01686 };
01687 
01688 assert_compile(VLD_WIDGET_DETAILS_CARGO_CARRIED    == VLD_WIDGET_DETAILS_CARGO_CARRIED + TDW_TAB_CARGO   );
01689 assert_compile(VLD_WIDGET_DETAILS_TRAIN_VEHICLES   == VLD_WIDGET_DETAILS_CARGO_CARRIED + TDW_TAB_INFO    );
01690 assert_compile(VLD_WIDGET_DETAILS_CAPACITY_OF_EACH == VLD_WIDGET_DETAILS_CARGO_CARRIED + TDW_TAB_CAPACITY);
01691 assert_compile(VLD_WIDGET_DETAILS_TOTAL_CARGO      == VLD_WIDGET_DETAILS_CARGO_CARRIED + TDW_TAB_TOTALS  );
01692 
01694 static const NWidgetPart _nested_nontrain_vehicle_details_widgets[] = {
01695   NWidget(NWID_HORIZONTAL),
01696     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01697     NWidget(WWT_CAPTION, COLOUR_GREY, VLD_WIDGET_CAPTION), SetDataTip(STR_VEHICLE_DETAILS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01698     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_RENAME_VEHICLE), SetMinimalSize(40, 0), SetMinimalTextLines(1, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + 2), SetDataTip(STR_VEHICLE_NAME_BUTTON, STR_NULL /* filled in later */),
01699     NWidget(WWT_SHADEBOX, COLOUR_GREY),
01700     NWidget(WWT_STICKYBOX, COLOUR_GREY),
01701   EndContainer(),
01702   NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_TOP_DETAILS), SetMinimalSize(405, 42), SetResize(1, 0), EndContainer(),
01703   NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_MIDDLE_DETAILS), SetMinimalSize(405, 45), SetResize(1, 0), EndContainer(),
01704   NWidget(NWID_HORIZONTAL),
01705     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, VLD_WIDGET_DECREASE_SERVICING_INTERVAL), SetFill(0, 1),
01706         SetDataTip(AWV_DECREASE, STR_VEHICLE_DETAILS_DECREASE_SERVICING_INTERVAL_TOOLTIP),
01707     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, VLD_WIDGET_INCREASE_SERVICING_INTERVAL), SetFill(0, 1),
01708         SetDataTip(AWV_INCREASE, STR_VEHICLE_DETAILS_INCREASE_SERVICING_INTERVAL_TOOLTIP),
01709     NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_SERVICING_INTERVAL), SetFill(1, 1), SetResize(1, 0), EndContainer(),
01710     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
01711   EndContainer(),
01712 };
01713 
01715 static const NWidgetPart _nested_train_vehicle_details_widgets[] = {
01716   NWidget(NWID_HORIZONTAL),
01717     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01718     NWidget(WWT_CAPTION, COLOUR_GREY, VLD_WIDGET_CAPTION), SetDataTip(STR_VEHICLE_DETAILS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01719     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_RENAME_VEHICLE), SetMinimalSize(40, 0), SetMinimalTextLines(1, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + 2), SetDataTip(STR_VEHICLE_NAME_BUTTON, STR_NULL /* filled in later */),
01720     NWidget(WWT_SHADEBOX, COLOUR_GREY),
01721     NWidget(WWT_STICKYBOX, COLOUR_GREY),
01722   EndContainer(),
01723   NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_TOP_DETAILS), SetResize(1, 0), SetMinimalSize(405, 42), EndContainer(),
01724   NWidget(NWID_HORIZONTAL),
01725     NWidget(WWT_MATRIX, COLOUR_GREY, VLD_WIDGET_MATRIX), SetResize(1, 1), SetMinimalSize(393, 45), SetDataTip(0x701, STR_NULL), SetFill(1, 0), SetScrollbar(VLD_WIDGET_SCROLLBAR),
01726     NWidget(NWID_VSCROLLBAR, COLOUR_GREY, VLD_WIDGET_SCROLLBAR),
01727   EndContainer(),
01728   NWidget(NWID_HORIZONTAL),
01729     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, VLD_WIDGET_DECREASE_SERVICING_INTERVAL), SetFill(0, 1),
01730         SetDataTip(AWV_DECREASE, STR_VEHICLE_DETAILS_DECREASE_SERVICING_INTERVAL_TOOLTIP),
01731     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, VLD_WIDGET_INCREASE_SERVICING_INTERVAL), SetFill(0, 1),
01732         SetDataTip(AWV_INCREASE, STR_VEHICLE_DETAILS_DECREASE_SERVICING_INTERVAL_TOOLTIP),
01733     NWidget(WWT_PANEL, COLOUR_GREY, VLD_WIDGET_SERVICING_INTERVAL), SetFill(1, 1), SetResize(1, 0), EndContainer(),
01734   EndContainer(),
01735   NWidget(NWID_HORIZONTAL),
01736     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_DETAILS_CARGO_CARRIED), SetMinimalSize(96, 12),
01737         SetDataTip(STR_VEHICLE_DETAIL_TAB_CARGO, STR_VEHICLE_DETAILS_TRAIN_CARGO_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01738     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_DETAILS_TRAIN_VEHICLES), SetMinimalSize(99, 12),
01739         SetDataTip(STR_VEHICLE_DETAIL_TAB_INFORMATION, STR_VEHICLE_DETAILS_TRAIN_INFORMATION_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01740     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_DETAILS_CAPACITY_OF_EACH), SetMinimalSize(99, 12),
01741         SetDataTip(STR_VEHICLE_DETAIL_TAB_CAPACITIES, STR_VEHICLE_DETAILS_TRAIN_CAPACITIES_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01742     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, VLD_WIDGET_DETAILS_TOTAL_CARGO), SetMinimalSize(99, 12),
01743         SetDataTip(STR_VEHICLE_DETAIL_TAB_TOTAL_CARGO, STR_VEHICLE_DETAILS_TRAIN_TOTAL_CARGO_TOOLTIP), SetFill(1, 0), SetResize(1, 0),
01744     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
01745   EndContainer(),
01746 };
01747 
01748 
01749 extern int GetTrainDetailsWndVScroll(VehicleID veh_id, TrainDetailsWindowTabs det_tab);
01750 extern void DrawTrainDetails(const Train *v, int left, int right, int y, int vscroll_pos, uint16 vscroll_cap, TrainDetailsWindowTabs det_tab);
01751 extern void DrawRoadVehDetails(const Vehicle *v, int left, int right, int y);
01752 extern void DrawShipDetails(const Vehicle *v, int left, int right, int y);
01753 extern void DrawAircraftDetails(const Aircraft *v, int left, int right, int y);
01754 
01756 struct VehicleDetailsWindow : Window {
01757   TrainDetailsWindowTabs tab; 
01758   Scrollbar *vscroll;
01759 
01761   VehicleDetailsWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
01762   {
01763     const Vehicle *v = Vehicle::Get(window_number);
01764 
01765     this->CreateNestedTree(desc);
01766     this->vscroll = (v->type == VEH_TRAIN ? this->GetScrollbar(VLD_WIDGET_SCROLLBAR) : NULL);
01767     this->FinishInitNested(desc, window_number);
01768 
01769     this->GetWidget<NWidgetCore>(VLD_WIDGET_RENAME_VEHICLE)->tool_tip = STR_VEHICLE_DETAILS_TRAIN_RENAME + v->type;
01770 
01771     this->owner = v->owner;
01772     this->tab = TDW_TAB_CARGO;
01773   }
01774 
01775   virtual void OnInvalidateData(int data)
01776   {
01777     const Vehicle *v = Vehicle::Get(this->window_number);
01778     if (v->type == VEH_ROAD) {
01779       const NWidgetBase *nwid_info = this->GetWidget<NWidgetBase>(VLD_WIDGET_MIDDLE_DETAILS);
01780       uint aimed_height = this->GetRoadVehDetailsHeight(v);
01781       /* If the number of articulated parts changes, the size of the window must change too. */
01782       if (aimed_height != nwid_info->current_y) {
01783         this->ReInit();
01784       }
01785     }
01786   }
01787 
01793   uint GetRoadVehDetailsHeight(const Vehicle *v)
01794   {
01795     uint desired_height;
01796     if (v->HasArticulatedPart()) {
01797       /* An articulated RV has its text drawn under the sprite instead of after it, hence 15 pixels extra. */
01798       desired_height = WD_FRAMERECT_TOP + 15 + 3 * FONT_HEIGHT_NORMAL + 2 + WD_FRAMERECT_BOTTOM;
01799       /* Add space for the cargo amount for each part. */
01800       for (const Vehicle *u = v; u != NULL; u = u->Next()) {
01801         if (u->cargo_cap != 0) desired_height += FONT_HEIGHT_NORMAL + 1;
01802       }
01803     } else {
01804       desired_height = WD_FRAMERECT_TOP + 4 * FONT_HEIGHT_NORMAL + 3 + WD_FRAMERECT_BOTTOM;
01805     }
01806     return desired_height;
01807   }
01808 
01809   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01810   {
01811     switch (widget) {
01812       case VLD_WIDGET_TOP_DETAILS: {
01813         Dimension dim = { 0, 0 };
01814         size->height = WD_FRAMERECT_TOP + 4 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM;
01815 
01816         for (uint i = 0; i < 4; i++) SetDParam(i, INT16_MAX);
01817         static const StringID info_strings[] = {
01818           STR_VEHICLE_INFO_MAX_SPEED,
01819           STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED,
01820           STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED_MAX_TE,
01821           STR_VEHICLE_INFO_PROFIT_THIS_YEAR_LAST_YEAR,
01822           STR_VEHICLE_INFO_RELIABILITY_BREAKDOWNS
01823         };
01824         for (uint i = 0; i < lengthof(info_strings); i++) {
01825           dim = maxdim(dim, GetStringBoundingBox(info_strings[i]));
01826         }
01827         SetDParam(0, STR_VEHICLE_INFO_AGE);
01828         dim = maxdim(dim, GetStringBoundingBox(STR_VEHICLE_INFO_AGE_RUNNING_COST_YR));
01829         size->width = dim.width + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
01830         break;
01831       }
01832 
01833       case VLD_WIDGET_MIDDLE_DETAILS: {
01834         const Vehicle *v = Vehicle::Get(this->window_number);
01835         switch (v->type) {
01836           case VEH_ROAD:
01837             size->height = this->GetRoadVehDetailsHeight(v);
01838             break;
01839 
01840           case VEH_SHIP:
01841             size->height = WD_FRAMERECT_TOP + 4 * FONT_HEIGHT_NORMAL + 3 + WD_FRAMERECT_BOTTOM;
01842             break;
01843 
01844           case VEH_AIRCRAFT:
01845             size->height = WD_FRAMERECT_TOP + 5 * FONT_HEIGHT_NORMAL + 4 + WD_FRAMERECT_BOTTOM;
01846             break;
01847 
01848           default:
01849             NOT_REACHED(); // Train uses VLD_WIDGET_MATRIX instead.
01850         }
01851         break;
01852       }
01853 
01854       case VLD_WIDGET_MATRIX:
01855         resize->height = WD_MATRIX_TOP + FONT_HEIGHT_NORMAL + WD_MATRIX_BOTTOM;
01856         size->height = 4 * resize->height;
01857         break;
01858 
01859       case VLD_WIDGET_SERVICING_INTERVAL:
01860         SetDParam(0, 9999); // Roughly the maximum interval
01861         SetDParam(1, MAX_YEAR * DAYS_IN_YEAR); // Roughly the maximum year
01862         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;
01863         size->height = WD_FRAMERECT_TOP + FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM;
01864         break;
01865     }
01866   }
01867 
01869   static bool IsVehicleServiceIntervalEnabled(const VehicleType vehicle_type, CompanyID company_id)
01870   {
01871     const VehicleDefaultSettings *vds = &Company::Get(company_id)->settings.vehicle;
01872     switch (vehicle_type) {
01873       default: NOT_REACHED();
01874       case VEH_TRAIN:    return vds->servint_trains   != 0;
01875       case VEH_ROAD:     return vds->servint_roadveh  != 0;
01876       case VEH_SHIP:     return vds->servint_ships    != 0;
01877       case VEH_AIRCRAFT: return vds->servint_aircraft != 0;
01878     }
01879   }
01880 
01892   static void DrawVehicleDetails(const Vehicle *v, int left, int right, int y, int vscroll_pos, uint vscroll_cap, TrainDetailsWindowTabs det_tab)
01893   {
01894     switch (v->type) {
01895       case VEH_TRAIN:    DrawTrainDetails(Train::From(v), left, right, y, vscroll_pos, vscroll_cap, det_tab);  break;
01896       case VEH_ROAD:     DrawRoadVehDetails(v, left, right, y);  break;
01897       case VEH_SHIP:     DrawShipDetails(v, left, right, y);     break;
01898       case VEH_AIRCRAFT: DrawAircraftDetails(Aircraft::From(v), left, right, y); break;
01899       default: NOT_REACHED();
01900     }
01901   }
01902 
01903   virtual void SetStringParameters(int widget) const
01904   {
01905     if (widget == VLD_WIDGET_CAPTION) SetDParam(0, Vehicle::Get(this->window_number)->index);
01906   }
01907 
01908   virtual void DrawWidget(const Rect &r, int widget) const
01909   {
01910     const Vehicle *v = Vehicle::Get(this->window_number);
01911 
01912     switch (widget) {
01913       case VLD_WIDGET_TOP_DETAILS: {
01914         int y = r.top + WD_FRAMERECT_TOP;
01915 
01916         /* Draw running cost */
01917         SetDParam(1, v->age / DAYS_IN_LEAP_YEAR);
01918         SetDParam(0, (v->age + DAYS_IN_YEAR < v->max_age) ? STR_VEHICLE_INFO_AGE : STR_VEHICLE_INFO_AGE_RED);
01919         SetDParam(2, v->max_age / DAYS_IN_LEAP_YEAR);
01920         SetDParam(3, v->GetDisplayRunningCost());
01921         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_VEHICLE_INFO_AGE_RUNNING_COST_YR);
01922         y += FONT_HEIGHT_NORMAL;
01923 
01924         /* Draw max speed */
01925         StringID string;
01926         if (v->type == VEH_TRAIN ||
01927             (v->type == VEH_ROAD && _settings_game.vehicle.roadveh_acceleration_model != AM_ORIGINAL)) {
01928           const GroundVehicleCache *gcache = v->GetGroundVehicleCache();
01929           SetDParam(2, v->GetDisplayMaxSpeed());
01930           SetDParam(1, gcache->cached_power);
01931           SetDParam(0, gcache->cached_weight);
01932           SetDParam(3, gcache->cached_max_te / 1000);
01933           if (v->type == VEH_TRAIN && (_settings_game.vehicle.train_acceleration_model == AM_ORIGINAL ||
01934               GetRailTypeInfo(Train::From(v)->railtype)->acceleration_type == 2)) {
01935             string = STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED;
01936           } else {
01937             string = STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED_MAX_TE;
01938           }
01939         } else {
01940           SetDParam(0, v->GetDisplayMaxSpeed());
01941           string = STR_VEHICLE_INFO_MAX_SPEED;
01942         }
01943         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, string);
01944         y += FONT_HEIGHT_NORMAL;
01945 
01946         /* Draw profit */
01947         SetDParam(0, v->GetDisplayProfitThisYear());
01948         SetDParam(1, v->GetDisplayProfitLastYear());
01949         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_VEHICLE_INFO_PROFIT_THIS_YEAR_LAST_YEAR);
01950         y += FONT_HEIGHT_NORMAL;
01951 
01952         /* Draw breakdown & reliability */
01953         SetDParam(0, ToPercent16(v->reliability));
01954         SetDParam(1, v->breakdowns_since_last_service);
01955         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_VEHICLE_INFO_RELIABILITY_BREAKDOWNS);
01956         break;
01957       }
01958 
01959       case VLD_WIDGET_MATRIX:
01960         /* For trains only. */
01961         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);
01962         break;
01963 
01964       case VLD_WIDGET_MIDDLE_DETAILS: {
01965         /* For other vehicles, at the place of the matrix. */
01966         bool rtl = _current_text_dir == TD_RTL;
01967         uint sprite_width = max<uint>(GetSprite(v->GetImage(rtl ? DIR_E : DIR_W), ST_NORMAL)->width, 70U) + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
01968 
01969         uint text_left  = r.left  + (rtl ? 0 : sprite_width);
01970         uint text_right = r.right - (rtl ? sprite_width : 0);
01971 
01972         /* Articulated road vehicles use a complete line. */
01973         if (v->type == VEH_ROAD && v->HasArticulatedPart()) {
01974           DrawVehicleImage(v, r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, INVALID_VEHICLE, 0);
01975         } else {
01976           uint sprite_left  = rtl ? text_right : r.left;
01977           uint sprite_right = rtl ? r.right : text_left;
01978 
01979           DrawVehicleImage(v, sprite_left + WD_FRAMERECT_LEFT, sprite_right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, INVALID_VEHICLE, 0);
01980         }
01981         DrawVehicleDetails(v, text_left + WD_FRAMERECT_LEFT, text_right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, 0, 0, this->tab);
01982         break;
01983       }
01984 
01985       case VLD_WIDGET_SERVICING_INTERVAL:
01986         /* Draw service interval text */
01987         SetDParam(0, v->service_interval);
01988         SetDParam(1, v->date_of_last_service);
01989         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + (r.bottom - r.top + 1 - FONT_HEIGHT_NORMAL) / 2,
01990             Company::Get(v->owner)->settings.vehicle.servint_ispercent ? STR_VEHICLE_DETAILS_SERVICING_INTERVAL_PERCENT : STR_VEHICLE_DETAILS_SERVICING_INTERVAL_DAYS);
01991         break;
01992     }
01993   }
01994 
01996   virtual void OnPaint()
01997   {
01998     const Vehicle *v = Vehicle::Get(this->window_number);
01999 
02000     this->SetWidgetDisabledState(VLD_WIDGET_RENAME_VEHICLE, v->owner != _local_company);
02001 
02002     if (v->type == VEH_TRAIN) {
02003       this->DisableWidget(this->tab + VLD_WIDGET_DETAILS_CARGO_CARRIED);
02004       this->vscroll->SetCount(GetTrainDetailsWndVScroll(v->index, this->tab));
02005     }
02006 
02007     /* Disable service-scroller when interval is set to disabled */
02008     this->SetWidgetsDisabledState(!IsVehicleServiceIntervalEnabled(v->type, v->owner),
02009       VLD_WIDGET_INCREASE_SERVICING_INTERVAL,
02010       VLD_WIDGET_DECREASE_SERVICING_INTERVAL,
02011       WIDGET_LIST_END);
02012 
02013     this->DrawWidgets();
02014   }
02015 
02016   virtual void OnClick(Point pt, int widget, int click_count)
02017   {
02018     switch (widget) {
02019       case VLD_WIDGET_RENAME_VEHICLE: { // rename
02020         const Vehicle *v = Vehicle::Get(this->window_number);
02021         SetDParam(0, v->index);
02022         ShowQueryString(STR_VEHICLE_NAME, STR_QUERY_RENAME_TRAIN_CAPTION + v->type,
02023             MAX_LENGTH_VEHICLE_NAME_CHARS, MAX_LENGTH_VEHICLE_NAME_PIXELS, this, CS_ALPHANUMERAL, QSF_ENABLE_DEFAULT | QSF_LEN_IN_CHARS);
02024         break;
02025       }
02026 
02027       case VLD_WIDGET_INCREASE_SERVICING_INTERVAL:   // increase int
02028       case VLD_WIDGET_DECREASE_SERVICING_INTERVAL: { // decrease int
02029         int mod = _ctrl_pressed ? 5 : 10;
02030         const Vehicle *v = Vehicle::Get(this->window_number);
02031 
02032         mod = (widget == VLD_WIDGET_DECREASE_SERVICING_INTERVAL) ? -mod : mod;
02033         mod = GetServiceIntervalClamped(mod + v->service_interval, v->owner);
02034         if (mod == v->service_interval) return;
02035 
02036         DoCommandP(v->tile, v->index, mod, CMD_CHANGE_SERVICE_INT | CMD_MSG(STR_ERROR_CAN_T_CHANGE_SERVICING));
02037         break;
02038       }
02039 
02040       case VLD_WIDGET_DETAILS_CARGO_CARRIED:
02041       case VLD_WIDGET_DETAILS_TRAIN_VEHICLES:
02042       case VLD_WIDGET_DETAILS_CAPACITY_OF_EACH:
02043       case VLD_WIDGET_DETAILS_TOTAL_CARGO:
02044         this->SetWidgetsDisabledState(false,
02045           VLD_WIDGET_DETAILS_CARGO_CARRIED,
02046           VLD_WIDGET_DETAILS_TRAIN_VEHICLES,
02047           VLD_WIDGET_DETAILS_CAPACITY_OF_EACH,
02048           VLD_WIDGET_DETAILS_TOTAL_CARGO,
02049           widget,
02050           WIDGET_LIST_END);
02051 
02052         this->tab = (TrainDetailsWindowTabs)(widget - VLD_WIDGET_DETAILS_CARGO_CARRIED);
02053         this->SetDirty();
02054         break;
02055     }
02056   }
02057 
02058   virtual void OnQueryTextFinished(char *str)
02059   {
02060     if (str == NULL) return;
02061 
02062     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);
02063   }
02064 
02065   virtual void OnResize()
02066   {
02067     NWidgetCore *nwi = this->GetWidget<NWidgetCore>(VLD_WIDGET_MATRIX);
02068     if (nwi != NULL) {
02069       this->vscroll->SetCapacityFromWidget(this, VLD_WIDGET_MATRIX);
02070       nwi->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
02071     }
02072   }
02073 };
02074 
02076 static const WindowDesc _train_vehicle_details_desc(
02077   WDP_AUTO, 405, 178,
02078   WC_VEHICLE_DETAILS, WC_VEHICLE_VIEW,
02079   WDF_UNCLICK_BUTTONS,
02080   _nested_train_vehicle_details_widgets, lengthof(_nested_train_vehicle_details_widgets)
02081 );
02082 
02084 static const WindowDesc _nontrain_vehicle_details_desc(
02085   WDP_AUTO, 405, 113,
02086   WC_VEHICLE_DETAILS, WC_VEHICLE_VIEW,
02087   WDF_UNCLICK_BUTTONS,
02088   _nested_nontrain_vehicle_details_widgets, lengthof(_nested_nontrain_vehicle_details_widgets)
02089 );
02090 
02092 static void ShowVehicleDetailsWindow(const Vehicle *v)
02093 {
02094   DeleteWindowById(WC_VEHICLE_ORDERS, v->index, false);
02095   DeleteWindowById(WC_VEHICLE_TIMETABLE, v->index, false);
02096   AllocateWindowDescFront<VehicleDetailsWindow>((v->type == VEH_TRAIN) ? &_train_vehicle_details_desc : &_nontrain_vehicle_details_desc, v->index);
02097 }
02098 
02099 
02100 /* Unified vehicle GUI - Vehicle View Window */
02101 
02103 static const NWidgetPart _nested_vehicle_view_widgets[] = {
02104   NWidget(NWID_HORIZONTAL),
02105     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
02106     NWidget(WWT_CAPTION, COLOUR_GREY, VVW_WIDGET_CAPTION), SetDataTip(STR_VEHICLE_VIEW_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
02107     NWidget(WWT_DEBUGBOX, COLOUR_GREY),
02108     NWidget(WWT_SHADEBOX, COLOUR_GREY),
02109     NWidget(WWT_STICKYBOX, COLOUR_GREY),
02110   EndContainer(),
02111   NWidget(NWID_HORIZONTAL),
02112     NWidget(WWT_PANEL, COLOUR_GREY),
02113       NWidget(WWT_INSET, COLOUR_GREY), SetPadding(2, 2, 2, 2),
02114         NWidget(NWID_VIEWPORT, INVALID_COLOUR, VVW_WIDGET_VIEWPORT), SetMinimalSize(226, 84), SetResize(1, 1), SetPadding(1, 1, 1, 1),
02115       EndContainer(),
02116     EndContainer(),
02117     NWidget(NWID_VERTICAL),
02118       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_CENTER_MAIN_VIEH), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(SPR_CENTRE_VIEW_VEHICLE, 0x0 /* filled later */),
02119       NWidget(NWID_SELECTION, INVALID_COLOUR, VVW_WIDGET_SELECT_DEPOT_CLONE),
02120         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_GOTO_DEPOT), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(0x0 /* filled later */, 0x0 /* filled later */),
02121         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_CLONE_VEH), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(0x0 /* filled later */, 0x0 /* filled later */),
02122       EndContainer(),
02123       /* For trains only, 'ignore signal' button. */
02124       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_FORCE_PROCEED), SetMinimalSize(18, 18), SetFill(1, 1),
02125                       SetDataTip(SPR_IGNORE_SIGNALS, STR_VEHICLE_VIEW_TRAIN_IGNORE_SIGNAL_TOOLTIP),
02126       NWidget(NWID_SELECTION, INVALID_COLOUR, VVW_WIDGET_SELECT_REFIT_TURN),
02127         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_REFIT_VEH), SetMinimalSize(18, 18), SetFill(1, 1), SetDataTip(SPR_REFIT_VEHICLE, 0x0 /* filled later */),
02128         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_TURN_AROUND), SetMinimalSize(18, 18), SetFill(1, 1),
02129                         SetDataTip(SPR_FORCE_VEHICLE_TURN, STR_VEHICLE_VIEW_ROAD_VEHICLE_REVERSE_TOOLTIP),
02130       EndContainer(),
02131       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_SHOW_ORDERS), SetFill(1, 1), SetMinimalSize(18, 18), SetDataTip(SPR_SHOW_ORDERS, 0x0 /* filled later */),
02132       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, VVW_WIDGET_SHOW_DETAILS), SetFill(1, 1), SetMinimalSize(18, 18), SetDataTip(SPR_SHOW_VEHICLE_DETAILS, 0x0 /* filled later */),
02133       NWidget(WWT_PANEL, COLOUR_GREY), SetFill(1, 1), SetMinimalSize(18, 0), SetResize(0, 1), EndContainer(),
02134     EndContainer(),
02135   EndContainer(),
02136   NWidget(NWID_HORIZONTAL),
02137     NWidget(WWT_PUSHBTN, COLOUR_GREY, VVW_WIDGET_START_STOP_VEH), SetMinimalTextLines(1, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM), SetResize(1, 0), SetFill(1, 0),
02138     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
02139   EndContainer(),
02140 };
02141 
02143 static const WindowDesc _vehicle_view_desc(
02144   WDP_AUTO, 250, 116,
02145   WC_VEHICLE_VIEW, WC_NONE,
02146   WDF_UNCLICK_BUTTONS,
02147   _nested_vehicle_view_widgets, lengthof(_nested_vehicle_view_widgets)
02148 );
02149 
02154 static const WindowDesc _train_view_desc(
02155   WDP_AUTO, 250, 134,
02156   WC_VEHICLE_VIEW, WC_NONE,
02157   WDF_UNCLICK_BUTTONS,
02158   _nested_vehicle_view_widgets, lengthof(_nested_vehicle_view_widgets)
02159 );
02160 
02161 
02162 /* Just to make sure, nobody has changed the vehicle type constants, as we are
02163    using them for array indexing in a number of places here. */
02164 assert_compile(VEH_TRAIN == 0);
02165 assert_compile(VEH_ROAD == 1);
02166 assert_compile(VEH_SHIP == 2);
02167 assert_compile(VEH_AIRCRAFT == 3);
02168 
02170 static const ZoomLevel _vehicle_view_zoom_levels[] = {
02171   ZOOM_LVL_TRAIN,
02172   ZOOM_LVL_ROADVEH,
02173   ZOOM_LVL_SHIP,
02174   ZOOM_LVL_AIRCRAFT,
02175 };
02176 
02177 /* Constants for geometry of vehicle view viewport */
02178 static const int VV_INITIAL_VIEWPORT_WIDTH = 226;
02179 static const int VV_INITIAL_VIEWPORT_HEIGHT = 84;
02180 static const int VV_INITIAL_VIEWPORT_HEIGHT_TRAIN = 102;
02181 
02183 enum VehicleCommandTranslation {
02184   VCT_CMD_START_STOP = 0,
02185   VCT_CMD_CLONE_VEH,
02186   VCT_CMD_TURN_AROUND,
02187 };
02188 
02190 static const uint32 _vehicle_command_translation_table[][4] = {
02191   { // VCT_CMD_START_STOP
02192     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_TRAIN),
02193     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_ROAD_VEHICLE),
02194     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_SHIP),
02195     CMD_START_STOP_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_STOP_START_AIRCRAFT)
02196   },
02197   { // VCT_CMD_CLONE_VEH
02198     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_TRAIN),
02199     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_ROAD_VEHICLE),
02200     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_SHIP),
02201     CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_AIRCRAFT)
02202   },
02203   { // VCT_CMD_TURN_AROUND
02204     CMD_REVERSE_TRAIN_DIRECTION | CMD_MSG(STR_ERROR_CAN_T_REVERSE_DIRECTION_TRAIN),
02205     CMD_TURN_ROADVEH            | CMD_MSG(STR_ERROR_CAN_T_MAKE_ROAD_VEHICLE_TURN),
02206     0xffffffff, // invalid for ships
02207     0xffffffff  // invalid for aircrafts
02208   },
02209 };
02210 
02218 void CcStartStopVehicle(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
02219 {
02220   if (result.Failed()) return;
02221 
02222   const Vehicle *v = Vehicle::GetIfValid(p1);
02223   if (v == NULL || !v->IsPrimaryVehicle() || v->owner != _local_company) return;
02224 
02225   StringID msg = (v->vehstatus & VS_STOPPED) ? STR_VEHICLE_COMMAND_STOPPED : STR_VEHICLE_COMMAND_STARTED;
02226   Point pt = RemapCoords(v->x_pos, v->y_pos, v->z_pos);
02227   AddTextEffect(msg, pt.x, pt.y, DAY_TICKS, TE_RISING);
02228 }
02229 
02235 void StartStopVehicle(const Vehicle *v, bool texteffect)
02236 {
02237   assert(v->IsPrimaryVehicle());
02238   DoCommandP(v->tile, v->index, 0, _vehicle_command_translation_table[VCT_CMD_START_STOP][v->type], texteffect ? CcStartStopVehicle : NULL);
02239 }
02240 
02242 static bool IsVehicleRefitable(const Vehicle *v)
02243 {
02244   if (!v->IsStoppedInDepot()) return false;
02245 
02246   do {
02247     if (IsEngineRefittable(v->engine_type)) return true;
02248   } while (v->IsGroundVehicle() && (v = v->Next()) != NULL);
02249 
02250   return false;
02251 }
02252 
02254 struct VehicleViewWindow : Window {
02255 private:
02257   enum PlaneSelections {
02258     SEL_DC_GOTO_DEPOT,  
02259     SEL_DC_CLONE,       
02260 
02261     SEL_RT_REFIT,       
02262     SEL_RT_TURN_AROUND, 
02263 
02264     SEL_DC_BASEPLANE = SEL_DC_GOTO_DEPOT, 
02265     SEL_RT_BASEPLANE = SEL_RT_REFIT,      
02266   };
02267 
02272   void SelectPlane(PlaneSelections plane)
02273   {
02274     switch (plane) {
02275       case SEL_DC_GOTO_DEPOT:
02276       case SEL_DC_CLONE:
02277         this->GetWidget<NWidgetStacked>(VVW_WIDGET_SELECT_DEPOT_CLONE)->SetDisplayedPlane(plane - SEL_DC_BASEPLANE);
02278         break;
02279 
02280       case SEL_RT_REFIT:
02281       case SEL_RT_TURN_AROUND:
02282         this->GetWidget<NWidgetStacked>(VVW_WIDGET_SELECT_REFIT_TURN)->SetDisplayedPlane(plane - SEL_RT_BASEPLANE);
02283         break;
02284 
02285       default:
02286         NOT_REACHED();
02287     }
02288   }
02289 
02290 public:
02291   VehicleViewWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
02292   {
02293     this->CreateNestedTree(desc);
02294 
02295     /* Sprites for the 'send to depot' button indexed by vehicle type. */
02296     static const SpriteID vehicle_view_goto_depot_sprites[] = {
02297       SPR_SEND_TRAIN_TODEPOT,
02298       SPR_SEND_ROADVEH_TODEPOT,
02299       SPR_SEND_SHIP_TODEPOT,
02300       SPR_SEND_AIRCRAFT_TODEPOT,
02301     };
02302     const Vehicle *v = Vehicle::Get(window_number);
02303     this->GetWidget<NWidgetCore>(VVW_WIDGET_GOTO_DEPOT)->widget_data = vehicle_view_goto_depot_sprites[v->type];
02304 
02305     /* Sprites for the 'clone vehicle' button indexed by vehicle type. */
02306     static const SpriteID vehicle_view_clone_sprites[] = {
02307       SPR_CLONE_TRAIN,
02308       SPR_CLONE_ROADVEH,
02309       SPR_CLONE_SHIP,
02310       SPR_CLONE_AIRCRAFT,
02311     };
02312     this->GetWidget<NWidgetCore>(VVW_WIDGET_CLONE_VEH)->widget_data = vehicle_view_clone_sprites[v->type];
02313 
02314     switch (v->type) {
02315       case VEH_TRAIN:
02316         this->GetWidget<NWidgetCore>(VVW_WIDGET_TURN_AROUND)->tool_tip = STR_VEHICLE_VIEW_TRAIN_REVERSE_TOOLTIP;
02317         break;
02318 
02319       case VEH_ROAD:
02320         break;
02321 
02322       case VEH_SHIP:
02323       case VEH_AIRCRAFT:
02324         this->SelectPlane(SEL_RT_REFIT);
02325         break;
02326 
02327       default: NOT_REACHED();
02328     }
02329     this->FinishInitNested(desc, window_number);
02330     this->owner = v->owner;
02331     this->GetWidget<NWidgetViewport>(VVW_WIDGET_VIEWPORT)->InitializeViewport(this, this->window_number | (1 << 31), _vehicle_view_zoom_levels[v->type]);
02332 
02333     this->GetWidget<NWidgetCore>(VVW_WIDGET_START_STOP_VEH)->tool_tip   = STR_VEHICLE_VIEW_TRAIN_STATE_START_STOP_TOOLTIP + v->type;
02334     this->GetWidget<NWidgetCore>(VVW_WIDGET_CENTER_MAIN_VIEH)->tool_tip = STR_VEHICLE_VIEW_TRAIN_LOCATION_TOOLTIP + v->type;
02335     this->GetWidget<NWidgetCore>(VVW_WIDGET_REFIT_VEH)->tool_tip        = STR_VEHICLE_VIEW_TRAIN_REFIT_TOOLTIP + v->type;
02336     this->GetWidget<NWidgetCore>(VVW_WIDGET_GOTO_DEPOT)->tool_tip       = STR_VEHICLE_VIEW_TRAIN_SEND_TO_DEPOT_TOOLTIP + v->type;
02337     this->GetWidget<NWidgetCore>(VVW_WIDGET_SHOW_ORDERS)->tool_tip      = STR_VEHICLE_VIEW_TRAIN_ORDERS_TOOLTIP + v->type;
02338     this->GetWidget<NWidgetCore>(VVW_WIDGET_SHOW_DETAILS)->tool_tip     = STR_VEHICLE_VIEW_TRAIN_SHOW_DETAILS_TOOLTIP + v->type;
02339     this->GetWidget<NWidgetCore>(VVW_WIDGET_CLONE_VEH)->tool_tip        = STR_VEHICLE_VIEW_CLONE_TRAIN_INFO + v->type;
02340   }
02341 
02342   ~VehicleViewWindow()
02343   {
02344     DeleteWindowById(WC_VEHICLE_ORDERS, this->window_number, false);
02345     DeleteWindowById(WC_VEHICLE_REFIT, this->window_number, false);
02346     DeleteWindowById(WC_VEHICLE_DETAILS, this->window_number, false);
02347     DeleteWindowById(WC_VEHICLE_TIMETABLE, this->window_number, false);
02348   }
02349 
02350   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
02351   {
02352     const Vehicle *v = Vehicle::Get(this->window_number);
02353     switch (widget) {
02354       case VVW_WIDGET_FORCE_PROCEED:
02355         if (v->type != VEH_TRAIN) {
02356           size->height = 0;
02357           size->width = 0;
02358         }
02359         break;
02360 
02361       case VVW_WIDGET_VIEWPORT:
02362         size->width = VV_INITIAL_VIEWPORT_WIDTH;
02363         size->height = (v->type == VEH_TRAIN) ? VV_INITIAL_VIEWPORT_HEIGHT_TRAIN : VV_INITIAL_VIEWPORT_HEIGHT;
02364         break;
02365     }
02366   }
02367 
02368   virtual void OnPaint()
02369   {
02370     const Vehicle *v = Vehicle::Get(this->window_number);
02371     bool is_localcompany = v->owner == _local_company;
02372     bool refitable_and_stopped_in_depot = IsVehicleRefitable(v);
02373 
02374     this->SetWidgetDisabledState(VVW_WIDGET_GOTO_DEPOT, !is_localcompany);
02375     this->SetWidgetDisabledState(VVW_WIDGET_REFIT_VEH, !refitable_and_stopped_in_depot || !is_localcompany);
02376     this->SetWidgetDisabledState(VVW_WIDGET_CLONE_VEH, !is_localcompany);
02377 
02378     if (v->type == VEH_TRAIN) {
02379       this->SetWidgetLoweredState(VVW_WIDGET_FORCE_PROCEED, Train::From(v)->force_proceed == TFP_SIGNAL);
02380       this->SetWidgetDisabledState(VVW_WIDGET_FORCE_PROCEED, !is_localcompany);
02381       this->SetWidgetDisabledState(VVW_WIDGET_TURN_AROUND, !is_localcompany);
02382     }
02383 
02384     this->DrawWidgets();
02385   }
02386 
02387   virtual void SetStringParameters(int widget) const
02388   {
02389     if (widget != VVW_WIDGET_CAPTION) return;
02390 
02391     const Vehicle *v = Vehicle::Get(this->window_number);
02392     SetDParam(0, v->index);
02393   }
02394 
02395   virtual void DrawWidget(const Rect &r, int widget) const
02396   {
02397     if (widget != VVW_WIDGET_START_STOP_VEH) return;
02398 
02399     const Vehicle *v = Vehicle::Get(this->window_number);
02400     StringID str;
02401     if (v->vehstatus & VS_CRASHED) {
02402       str = STR_VEHICLE_STATUS_CRASHED;
02403     } else if (v->type != VEH_AIRCRAFT && v->breakdown_ctr == 1) { // check for aircraft necessary?
02404       str = STR_VEHICLE_STATUS_BROKEN_DOWN;
02405     } else if (v->vehstatus & VS_STOPPED) {
02406       if (v->type == VEH_TRAIN) {
02407         if (v->cur_speed == 0) {
02408           if (Train::From(v)->gcache.cached_power == 0) {
02409             str = STR_VEHICLE_STATUS_TRAIN_NO_POWER;
02410           } else {
02411             str = STR_VEHICLE_STATUS_STOPPED;
02412           }
02413         } else {
02414           SetDParam(0, v->GetDisplaySpeed());
02415           str = STR_VEHICLE_STATUS_TRAIN_STOPPING_VEL;
02416         }
02417       } else { // no train
02418         str = STR_VEHICLE_STATUS_STOPPED;
02419       }
02420     } else if (v->type == VEH_TRAIN && HasBit(Train::From(v)->flags, VRF_TRAIN_STUCK) && !v->current_order.IsType(OT_LOADING)) {
02421       str = STR_VEHICLE_STATUS_TRAIN_STUCK;
02422     } else { // vehicle is in a "normal" state, show current order
02423       switch (v->current_order.GetType()) {
02424         case OT_GOTO_STATION: {
02425           SetDParam(0, v->current_order.GetDestination());
02426           SetDParam(1, v->GetDisplaySpeed());
02427           str = STR_VEHICLE_STATUS_HEADING_FOR_STATION_VEL;
02428           break;
02429         }
02430 
02431         case OT_GOTO_DEPOT: {
02432           SetDParam(0, v->type);
02433           SetDParam(1, v->current_order.GetDestination());
02434           SetDParam(2, v->GetDisplaySpeed());
02435           if (v->current_order.GetDepotActionType() & ODATFB_NEAREST_DEPOT) {
02436             /* This case *only* happens when multiple nearest depot orders
02437              * follow eachother (including an order list only one order: a
02438              * nearest depot order) and there are no reachable depots.
02439              * It is primarily to guard for the case that there is no
02440              * depot with index 0, which would be used as fallback for
02441              * evaluating the string in the status bar. */
02442             str = STR_EMPTY;
02443           } else if (v->current_order.GetDepotActionType() & ODATFB_HALT) {
02444             str = STR_VEHICLE_STATUS_HEADING_FOR_DEPOT_VEL;
02445           } else {
02446             str = STR_VEHICLE_STATUS_HEADING_FOR_DEPOT_SERVICE_VEL;
02447           }
02448           break;
02449         }
02450 
02451         case OT_LOADING:
02452           str = STR_VEHICLE_STATUS_LOADING_UNLOADING;
02453           break;
02454 
02455         case OT_GOTO_WAYPOINT: {
02456           assert(v->type == VEH_TRAIN || v->type == VEH_SHIP);
02457           SetDParam(0, v->current_order.GetDestination());
02458           str = STR_VEHICLE_STATUS_HEADING_FOR_WAYPOINT_VEL;
02459           SetDParam(1, v->GetDisplaySpeed());
02460           break;
02461         }
02462 
02463         case OT_LEAVESTATION:
02464           if (v->type != VEH_AIRCRAFT) {
02465             str = STR_VEHICLE_STATUS_LEAVING;
02466             break;
02467           }
02468           /* FALL THROUGH, if aircraft. Does this even happen? */
02469 
02470         default:
02471           if (v->GetNumManualOrders() == 0) {
02472             str = STR_VEHICLE_STATUS_NO_ORDERS_VEL;
02473             SetDParam(0, v->GetDisplaySpeed());
02474           } else {
02475             str = STR_EMPTY;
02476           }
02477           break;
02478       }
02479     }
02480 
02481     /* draw the flag plus orders */
02482     DrawSprite(v->vehstatus & VS_STOPPED ? SPR_FLAG_VEH_STOPPED : SPR_FLAG_VEH_RUNNING, PAL_NONE, WD_FRAMERECT_LEFT, r.top + WD_FRAMERECT_TOP);
02483     DrawString(r.left + WD_FRAMERECT_LEFT + 6, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, str, TC_FROMSTRING, SA_HOR_CENTER);
02484   }
02485 
02486   virtual void OnClick(Point pt, int widget, int click_count)
02487   {
02488     const Vehicle *v = Vehicle::Get(this->window_number);
02489 
02490     switch (widget) {
02491       case VVW_WIDGET_START_STOP_VEH: // start stop
02492         if (_ctrl_pressed) {
02493           /* Scroll to current order destination */
02494           TileIndex tile = v->current_order.GetLocation(v);
02495           if (tile != INVALID_TILE) ScrollMainWindowToTile(tile);
02496         } else {
02497           /* Start/Stop */
02498           StartStopVehicle(v, false);
02499         }
02500         break;
02501       case VVW_WIDGET_CENTER_MAIN_VIEH: {// center main view
02502         const Window *mainwindow = FindWindowById(WC_MAIN_WINDOW, 0);
02503         /* code to allow the main window to 'follow' the vehicle if the ctrl key is pressed */
02504         if (_ctrl_pressed && mainwindow->viewport->zoom == ZOOM_LVL_NORMAL) {
02505           mainwindow->viewport->follow_vehicle = v->index;
02506         } else {
02507           ScrollMainWindowTo(v->x_pos, v->y_pos, v->z_pos);
02508         }
02509         break;
02510       }
02511 
02512       case VVW_WIDGET_GOTO_DEPOT: // goto hangar
02513         DoCommandP(v->tile, v->index | (_ctrl_pressed ? DEPOT_SERVICE : 0U), 0, GetCmdSendToDepot(v));
02514         break;
02515       case VVW_WIDGET_REFIT_VEH: // refit
02516         ShowVehicleRefitWindow(v, INVALID_VEH_ORDER_ID, this);
02517         break;
02518       case VVW_WIDGET_SHOW_ORDERS: // show orders
02519         if (_ctrl_pressed) {
02520           ShowTimetableWindow(v);
02521         } else {
02522           ShowOrdersWindow(v);
02523         }
02524         break;
02525       case VVW_WIDGET_SHOW_DETAILS: // show details
02526         ShowVehicleDetailsWindow(v);
02527         break;
02528       case VVW_WIDGET_CLONE_VEH: // clone vehicle
02529         DoCommandP(v->tile, v->index, _ctrl_pressed ? 1 : 0,
02530                     _vehicle_command_translation_table[VCT_CMD_CLONE_VEH][v->type],
02531                     CcCloneVehicle);
02532         break;
02533       case VVW_WIDGET_TURN_AROUND: // turn around
02534         assert(v->IsGroundVehicle());
02535         DoCommandP(v->tile, v->index, 0,
02536                     _vehicle_command_translation_table[VCT_CMD_TURN_AROUND][v->type]);
02537         break;
02538       case VVW_WIDGET_FORCE_PROCEED: // force proceed
02539         assert(v->type == VEH_TRAIN);
02540         DoCommandP(v->tile, v->index, 0, CMD_FORCE_TRAIN_PROCEED | CMD_MSG(STR_ERROR_CAN_T_MAKE_TRAIN_PASS_SIGNAL));
02541         break;
02542     }
02543   }
02544 
02545   virtual void OnResize()
02546   {
02547     if (this->viewport != NULL) {
02548       NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(VVW_WIDGET_VIEWPORT);
02549       nvp->UpdateViewportCoordinates(this);
02550     }
02551   }
02552 
02553   virtual void OnTick()
02554   {
02555     const Vehicle *v = Vehicle::Get(this->window_number);
02556     bool veh_stopped = v->IsStoppedInDepot();
02557 
02558     /* Widget VVW_WIDGET_GOTO_DEPOT must be hidden if the vehicle is already stopped in depot.
02559      * Widget VVW_WIDGET_CLONE_VEH should then be shown, since cloning is allowed only while in depot and stopped.
02560      */
02561     PlaneSelections plane = veh_stopped ? SEL_DC_CLONE : SEL_DC_GOTO_DEPOT;
02562     NWidgetStacked *nwi = this->GetWidget<NWidgetStacked>(VVW_WIDGET_SELECT_DEPOT_CLONE); // Selection widget 'send to depot' / 'clone'.
02563     if (nwi->shown_plane + SEL_DC_BASEPLANE != plane) {
02564       this->SelectPlane(plane);
02565       this->SetWidgetDirty(VVW_WIDGET_SELECT_DEPOT_CLONE);
02566     }
02567     /* The same system applies to widget VVW_WIDGET_REFIT_VEH and VVW_WIDGET_TURN_AROUND.*/
02568     if (v->IsGroundVehicle()) {
02569       PlaneSelections plane = veh_stopped ? SEL_RT_REFIT : SEL_RT_TURN_AROUND;
02570       NWidgetStacked *nwi = this->GetWidget<NWidgetStacked>(VVW_WIDGET_SELECT_REFIT_TURN);
02571       if (nwi->shown_plane + SEL_RT_BASEPLANE != plane) {
02572         this->SelectPlane(plane);
02573         this->SetWidgetDirty(VVW_WIDGET_SELECT_REFIT_TURN);
02574       }
02575     }
02576   }
02577 
02578   virtual bool IsNewGRFInspectable() const
02579   {
02580     return ::IsNewGRFInspectable(GetGrfSpecFeature(Vehicle::Get(this->window_number)->type), this->window_number);
02581   }
02582 
02583   virtual void ShowNewGRFInspectWindow() const
02584   {
02585 		::ShowNewGRFInspectWindow(GetGrfSpecFeature(Vehicle::Get(this->window_number)->type), this->window_number);
02586   }
02587 };
02588 
02589 
02591 void ShowVehicleViewWindow(const Vehicle *v)
02592 {
02593   AllocateWindowDescFront<VehicleViewWindow>((v->type == VEH_TRAIN) ? &_train_view_desc : &_vehicle_view_desc, v->index);
02594 }
02595 
02601 bool VehicleClicked(const Vehicle *v)
02602 {
02603   assert(v != NULL);
02604   if (!(_thd.place_mode & HT_VEHICLE)) return false;
02605 
02606   v = v->First();
02607   if (!v->IsPrimaryVehicle()) return false;
02608 
02609   _thd.GetCallbackWnd()->OnVehicleSelect(v);
02610   return true;
02611 }
02612 
02613 void StopGlobalFollowVehicle(const Vehicle *v)
02614 {
02615   Window *w = FindWindowById(WC_MAIN_WINDOW, 0);
02616   if (w != NULL && w->viewport->follow_vehicle == v->index) {
02617     ScrollMainWindowTo(v->x_pos, v->y_pos, v->z_pos, true); // lock the main view on the vehicle's last position
02618     w->viewport->follow_vehicle = INVALID_VEHICLE;
02619   }
02620 }
02621 
02622 
02630 void CcBuildPrimaryVehicle(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
02631 {
02632   if (result.Failed()) return;
02633 
02634   const Vehicle *v = Vehicle::Get(_new_vehicle_id);
02635   ShowVehicleViewWindow(v);
02636 }
02637 
02643 int GetVehicleWidth(Vehicle *v)
02644 {
02645   int vehicle_width = 0;
02646 
02647   switch (v->type) {
02648     case VEH_TRAIN:
02649       for (const Train *u = Train::From(v); u != NULL; u = u->Next()) {
02650         vehicle_width += u->GetDisplayImageWidth();
02651       }
02652       break;
02653 
02654     case VEH_ROAD:
02655       for (const RoadVehicle *u = RoadVehicle::From(v); u != NULL; u = u->Next()) {
02656         vehicle_width += u->GetDisplayImageWidth();
02657       }
02658       break;
02659 
02660     default:
02661       bool rtl = _current_text_dir == TD_RTL;
02662       SpriteID sprite = v->GetImage(rtl ? DIR_E : DIR_W);
02663       const Sprite *real_sprite = GetSprite(sprite, ST_NORMAL);
02664       vehicle_width = real_sprite->width;
02665 
02666       break;
02667   }
02668 
02669   return vehicle_width;
02670 }

Generated on Fri Feb 18 21:53:49 2011 for OpenTTD by  doxygen 1.6.1