engine_gui.cpp

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00001 /* $Id: engine_gui.cpp 15723 2009-03-15 15:12:06Z rubidium $ */
00002 
00005 #include "stdafx.h"
00006 #include "window_gui.h"
00007 #include "gfx_func.h"
00008 #include "engine_func.h"
00009 #include "engine_base.h"
00010 #include "command_func.h"
00011 #include "news_type.h"
00012 #include "newgrf_engine.h"
00013 #include "strings_func.h"
00014 #include "engine_gui.h"
00015 #include "articulated_vehicles.h"
00016 #include "rail.h"
00017 #include "aircraft.h"
00018 
00019 #include "table/strings.h"
00020 #include "table/sprites.h"
00021 
00022 StringID GetEngineCategoryName(EngineID engine)
00023 {
00024   switch (GetEngine(engine)->type) {
00025     default: NOT_REACHED();
00026     case VEH_ROAD:              return STR_8103_ROAD_VEHICLE;
00027     case VEH_AIRCRAFT:          return STR_8104_AIRCRAFT;
00028     case VEH_SHIP:              return STR_8105_SHIP;
00029     case VEH_TRAIN:
00030       return GetRailTypeInfo(RailVehInfo(engine)->railtype)->strings.new_loco;
00031   }
00032 }
00033 
00034 static const Widget _engine_preview_widgets[] = {
00035 {   WWT_CLOSEBOX,  RESIZE_NONE,  COLOUR_LIGHT_BLUE,    0,   10,    0,   13, STR_00C5,                                  STR_018B_CLOSE_WINDOW},
00036 {    WWT_CAPTION,  RESIZE_NONE,  COLOUR_LIGHT_BLUE,   11,  299,    0,   13, STR_8100_MESSAGE_FROM_VEHICLE_MANUFACTURE, STR_018C_WINDOW_TITLE_DRAG_THIS},
00037 {      WWT_PANEL,  RESIZE_NONE,  COLOUR_LIGHT_BLUE,    0,  299,   14,  191, 0x0,                                       STR_NULL},
00038 { WWT_PUSHTXTBTN,  RESIZE_NONE,  COLOUR_LIGHT_BLUE,   85,  144,  172,  183, STR_00C9_NO,                               STR_NULL},
00039 { WWT_PUSHTXTBTN,  RESIZE_NONE,  COLOUR_LIGHT_BLUE,  155,  214,  172,  183, STR_00C8_YES,                              STR_NULL},
00040 {   WIDGETS_END},
00041 };
00042 
00043 typedef void DrawEngineProc(int x, int y, EngineID engine, SpriteID pal);
00044 typedef void DrawEngineInfoProc(EngineID, int x, int y, int maxw);
00045 
00046 struct DrawEngineInfo {
00047   DrawEngineProc *engine_proc;
00048   DrawEngineInfoProc *info_proc;
00049 };
00050 
00051 static void DrawTrainEngineInfo(EngineID engine, int x, int y, int maxw);
00052 static void DrawRoadVehEngineInfo(EngineID engine, int x, int y, int maxw);
00053 static void DrawShipEngineInfo(EngineID engine, int x, int y, int maxw);
00054 static void DrawAircraftEngineInfo(EngineID engine, int x, int y, int maxw);
00055 
00056 static const DrawEngineInfo _draw_engine_list[4] = {
00057   { DrawTrainEngine,    DrawTrainEngineInfo    },
00058   { DrawRoadVehEngine,  DrawRoadVehEngineInfo  },
00059   { DrawShipEngine,     DrawShipEngineInfo     },
00060   { DrawAircraftEngine, DrawAircraftEngineInfo },
00061 };
00062 
00063 struct EnginePreviewWindow : Window {
00064   EnginePreviewWindow(const WindowDesc *desc, WindowNumber window_number) : Window(desc, window_number)
00065   {
00066     this->FindWindowPlacementAndResize(desc);
00067   }
00068 
00069   virtual void OnPaint()
00070   {
00071     this->DrawWidgets();
00072 
00073     EngineID engine = this->window_number;
00074     SetDParam(0, GetEngineCategoryName(engine));
00075     DrawStringMultiCenter(150, 44, STR_8101_WE_HAVE_JUST_DESIGNED_A, 296);
00076 
00077     SetDParam(0, engine);
00078     DrawStringCentered(this->width >> 1, 80, STR_ENGINE_NAME, TC_BLACK);
00079 
00080     const DrawEngineInfo *dei = &_draw_engine_list[GetEngine(engine)->type];
00081 
00082     int width = this->width;
00083     dei->engine_proc(width >> 1, 100, engine, 0);
00084     dei->info_proc(engine, width >> 1, 130, width - 52);
00085   }
00086 
00087   virtual void OnClick(Point pt, int widget)
00088   {
00089     switch (widget) {
00090       case 4:
00091         DoCommandP(0, this->window_number, 0, CMD_WANT_ENGINE_PREVIEW);
00092         /* Fallthrough */
00093       case 3:
00094         delete this;
00095         break;
00096     }
00097   }
00098 };
00099 
00100 static const WindowDesc _engine_preview_desc(
00101   WDP_CENTER, WDP_CENTER, 300, 192, 300, 192,
00102   WC_ENGINE_PREVIEW, WC_NONE,
00103   WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_CONSTRUCTION,
00104   _engine_preview_widgets
00105 );
00106 
00107 
00108 void ShowEnginePreviewWindow(EngineID engine)
00109 {
00110   AllocateWindowDescFront<EnginePreviewWindow>(&_engine_preview_desc, engine);
00111 }
00112 
00113 uint GetTotalCapacityOfArticulatedParts(EngineID engine, VehicleType type)
00114 {
00115   uint total = 0;
00116 
00117   uint16 *cap = GetCapacityOfArticulatedParts(engine, type);
00118   for (uint c = 0; c < NUM_CARGO; c++) {
00119     total += cap[c];
00120   }
00121 
00122   return total;
00123 }
00124 
00125 static void DrawTrainEngineInfo(EngineID engine, int x, int y, int maxw)
00126 {
00127   const Engine *e = GetEngine(engine);
00128 
00129   SetDParam(0, e->GetCost());
00130   SetDParam(2, e->GetDisplayMaxSpeed());
00131   SetDParam(3, e->GetPower());
00132   SetDParam(1, e->GetDisplayWeight());
00133 
00134   SetDParam(4, e->GetRunningCost());
00135 
00136   uint capacity = GetTotalCapacityOfArticulatedParts(engine, VEH_TRAIN);
00137   if (capacity != 0) {
00138     SetDParam(5, e->GetDefaultCargoType());
00139     SetDParam(6, capacity);
00140   } else {
00141     SetDParam(5, CT_INVALID);
00142   }
00143   DrawStringMultiCenter(x, y, STR_VEHICLE_INFO_COST_WEIGHT_SPEED_POWER, maxw);
00144 }
00145 
00146 static void DrawAircraftEngineInfo(EngineID engine, int x, int y, int maxw)
00147 {
00148   const Engine *e = GetEngine(engine);
00149   CargoID cargo = e->GetDefaultCargoType();
00150 
00151   if (cargo == CT_INVALID || cargo == CT_PASSENGERS) {
00152     SetDParam(0, e->GetCost());
00153     SetDParam(1, e->GetDisplayMaxSpeed());
00154     SetDParam(2, e->u.air.passenger_capacity);
00155     SetDParam(3, e->u.air.mail_capacity);
00156     SetDParam(4, e->GetRunningCost());
00157 
00158     DrawStringMultiCenter(x, y, STR_A02E_COST_MAX_SPEED_CAPACITY, maxw);
00159   } else {
00160     SetDParam(0, e->GetCost());
00161     SetDParam(1, e->GetDisplayMaxSpeed());
00162     SetDParam(2, cargo);
00163     SetDParam(3, AircraftDefaultCargoCapacity(cargo, &e->u.air));
00164     SetDParam(4, e->GetRunningCost());
00165 
00166     DrawStringMultiCenter(x, y, STR_982E_COST_MAX_SPEED_CAPACITY, maxw);
00167   }
00168 }
00169 
00170 static void DrawRoadVehEngineInfo(EngineID engine, int x, int y, int maxw)
00171 {
00172   const Engine *e = GetEngine(engine);
00173 
00174   SetDParam(0, e->GetCost());
00175   SetDParam(1, e->GetDisplayMaxSpeed());
00176   SetDParam(2, e->GetRunningCost());
00177   uint capacity = GetTotalCapacityOfArticulatedParts(engine, VEH_ROAD);
00178   if (capacity != 0) {
00179     SetDParam(3, e->GetDefaultCargoType());
00180     SetDParam(4, capacity);
00181   } else {
00182     SetDParam(3, CT_INVALID);
00183   }
00184 
00185   DrawStringMultiCenter(x, y, STR_902A_COST_SPEED_RUNNING_COST, maxw);
00186 }
00187 
00188 static void DrawShipEngineInfo(EngineID engine, int x, int y, int maxw)
00189 {
00190   const ShipVehicleInfo *svi = ShipVehInfo(engine);
00191   const Engine *e = GetEngine(engine);
00192 
00193   SetDParam(0, e->GetCost());
00194   SetDParam(1, e->GetDisplayMaxSpeed());
00195   SetDParam(2, e->GetDefaultCargoType());
00196   SetDParam(3, GetEngineProperty(engine, 0x0D, svi->capacity));
00197   SetDParam(4, e->GetRunningCost());
00198   DrawStringMultiCenter(x, y, STR_982E_COST_MAX_SPEED_CAPACITY, maxw);
00199 }
00200 
00201 void DrawNewsNewVehicleAvail(Window *w, const NewsItem *ni)
00202 {
00203   EngineID engine = ni->data_a;
00204   const DrawEngineInfo *dei = &_draw_engine_list[GetEngine(engine)->type];
00205 
00206   SetDParam(0, GetEngineCategoryName(engine));
00207   DrawStringMultiCenter(w->width >> 1, 20, STR_NEW_VEHICLE_NOW_AVAILABLE, w->width - 2);
00208 
00209   GfxFillRect(25, 56, w->width - 25, w->height - 2, 10);
00210 
00211   SetDParam(0, engine);
00212   DrawStringMultiCenter(w->width >> 1, 57, STR_NEW_VEHICLE_TYPE, w->width - 2);
00213 
00214   dei->engine_proc(w->width >> 1, 88, engine, 0);
00215   GfxFillRect(25, 56, w->width - 56, 112, PALETTE_TO_STRUCT_GREY, FILLRECT_RECOLOUR);
00216   dei->info_proc(engine, w->width >> 1, 129, w->width - 52);
00217 }
00218 
00219 
00224 void EngList_Sort(GUIEngineList *el, EngList_SortTypeFunction compare)
00225 {
00226   uint size = el->Length();
00227   /* out-of-bounds access at the next line for size == 0 (even with operator[] at some systems)
00228    * generally, do not sort if there are less than 2 items */
00229   if (size < 2) return;
00230   qsort(el->Begin(), size, sizeof(*el->Begin()), compare); // MorphOS doesn't know vector::at(int) ...
00231 }
00232 
00239 void EngList_SortPartial(GUIEngineList *el, EngList_SortTypeFunction compare, uint begin, uint num_items)
00240 {
00241   if (num_items < 2) return;
00242   assert(begin < el->Length());
00243   assert(begin + num_items <= el->Length());
00244   qsort(el->Get(begin), num_items, sizeof(*el->Begin()), compare);
00245 }
00246 

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