build_vehicle_gui.cpp

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00001 /* $Id: build_vehicle_gui.cpp 15592 2009-02-27 20:40:39Z frosch $ */
00002 
00005 #include "train.h"
00006 #include "roadveh.h"
00007 #include "ship.h"
00008 #include "aircraft.h"
00009 #include "articulated_vehicles.h"
00010 #include "textbuf_gui.h"
00011 #include "command_func.h"
00012 #include "company_func.h"
00013 #include "vehicle_gui.h"
00014 #include "newgrf_engine.h"
00015 #include "group.h"
00016 #include "strings_func.h"
00017 #include "window_func.h"
00018 #include "date_func.h"
00019 #include "vehicle_func.h"
00020 #include "gfx_func.h"
00021 #include "widgets/dropdown_func.h"
00022 #include "window_gui.h"
00023 #include "engine_gui.h"
00024 #include "settings_type.h"
00025 
00026 #include "table/sprites.h"
00027 #include "table/strings.h"
00028 
00029 enum BuildVehicleWidgets {
00030   BUILD_VEHICLE_WIDGET_CLOSEBOX = 0,
00031   BUILD_VEHICLE_WIDGET_CAPTION,
00032   BUILD_VEHICLE_WIDGET_SORT_ASSENDING_DESCENDING,
00033   BUILD_VEHICLE_WIDGET_SORT_DROPDOWN,
00034   BUILD_VEHICLE_WIDGET_LIST,
00035   BUILD_VEHICLE_WIDGET_SCROLLBAR,
00036   BUILD_VEHICLE_WIDGET_PANEL,
00037   BUILD_VEHICLE_WIDGET_BUILD,
00038   BUILD_VEHICLE_WIDGET_RENAME,
00039   BUILD_VEHICLE_WIDGET_RESIZE,
00040   BUILD_VEHICLE_WIDGET_END
00041 };
00042 
00043 static const Widget _build_vehicle_widgets[] = {
00044   {   WWT_CLOSEBOX,   RESIZE_NONE,  COLOUR_GREY,     0,    10,     0,    13, STR_00C5,                STR_018B_CLOSE_WINDOW },
00045   {    WWT_CAPTION,  RESIZE_RIGHT,  COLOUR_GREY,    11,   239,     0,    13, 0x0,                     STR_018C_WINDOW_TITLE_DRAG_THIS },
00046   { WWT_PUSHTXTBTN,   RESIZE_NONE,  COLOUR_GREY,     0,    80,    14,    25, STR_SORT_BY,             STR_SORT_ORDER_TIP},
00047   {   WWT_DROPDOWN,  RESIZE_RIGHT,  COLOUR_GREY,    81,   239,    14,    25, 0x0,                     STR_SORT_CRITERIA_TIP},
00048   {     WWT_MATRIX,     RESIZE_RB,  COLOUR_GREY,     0,   227,    26,    39, 0x101,                   STR_NULL },
00049   {  WWT_SCROLLBAR,    RESIZE_LRB,  COLOUR_GREY,   228,   239,    26,    39, 0x0,                     STR_0190_SCROLL_BAR_SCROLLS_LIST },
00050   {      WWT_PANEL,    RESIZE_RTB,  COLOUR_GREY,     0,   239,    40,   161, 0x0,                     STR_NULL },
00051 
00052   { WWT_PUSHTXTBTN,     RESIZE_TB,  COLOUR_GREY,     0,   114,   162,   173, 0x0,                     STR_NULL },
00053   { WWT_PUSHTXTBTN,    RESIZE_RTB,  COLOUR_GREY,   115,   227,   162,   173, 0x0,                     STR_NULL },
00054   {  WWT_RESIZEBOX,   RESIZE_LRTB,  COLOUR_GREY,   228,   239,   162,   173, 0x0,                     STR_RESIZE_BUTTON },
00055   {   WIDGETS_END},
00056 };
00057 
00058 static bool _internal_sort_order; // descending/ascending
00059 static byte _last_sort_criteria[]    = {0, 0, 0, 0};
00060 static bool _last_sort_order[]       = {false, false, false, false};
00061 
00062 static int CDECL EngineNumberSorter(const void *a, const void *b)
00063 {
00064   const EngineID va = *(const EngineID*)a;
00065   const EngineID vb = *(const EngineID*)b;
00066   int r = ListPositionOfEngine(va) - ListPositionOfEngine(vb);
00067 
00068   return _internal_sort_order ? -r : r;
00069 }
00070 
00071 static int CDECL EngineIntroDateSorter(const void *a, const void *b)
00072 {
00073   const int va = GetEngine(*(const EngineID*)a)->intro_date;
00074   const int vb = GetEngine(*(const EngineID*)b)->intro_date;
00075   const int r = va - vb;
00076 
00077   if (r == 0) {
00078     /* Use EngineID to sort instead since we want consistent sorting */
00079     return EngineNumberSorter(a, b);
00080   }
00081   return _internal_sort_order ? -r : r;
00082 }
00083 
00084 static int CDECL EngineNameSorter(const void *a, const void *b)
00085 {
00086   static EngineID last_engine[2] = { INVALID_ENGINE, INVALID_ENGINE };
00087   static char     last_name[2][64] = { "\0", "\0" };
00088 
00089   const EngineID va = *(const EngineID*)a;
00090   const EngineID vb = *(const EngineID*)b;
00091   int r;
00092 
00093   if (va != last_engine[0]) {
00094     last_engine[0] = va;
00095     SetDParam(0, va);
00096     GetString(last_name[0], STR_ENGINE_NAME, lastof(last_name[0]));
00097   }
00098 
00099   if (vb != last_engine[1]) {
00100     last_engine[1] = vb;
00101     SetDParam(0, vb);
00102     GetString(last_name[1], STR_ENGINE_NAME, lastof(last_name[1]));
00103   }
00104 
00105   r = strcmp(last_name[0], last_name[1]); // sort by name
00106 
00107   if (r == 0) {
00108     /* Use EngineID to sort instead since we want consistent sorting */
00109     return EngineNumberSorter(a, b);
00110   }
00111   return _internal_sort_order ? -r : r;
00112 }
00113 
00114 static int CDECL EngineReliabilitySorter(const void *a, const void *b)
00115 {
00116   const int va = GetEngine(*(const EngineID*)a)->reliability;
00117   const int vb = GetEngine(*(const EngineID*)b)->reliability;
00118   const int r = va - vb;
00119 
00120   if (r == 0) {
00121     /* Use EngineID to sort instead since we want consistent sorting */
00122     return EngineNumberSorter(a, b);
00123   }
00124   return _internal_sort_order ? -r : r;
00125 }
00126 
00127 /* Train sorting functions */
00128 static int CDECL TrainEngineCostSorter(const void *a, const void *b)
00129 {
00130   int va = RailVehInfo(*(const EngineID*)a)->cost_factor;
00131   int vb = RailVehInfo(*(const EngineID*)b)->cost_factor;
00132   int r = va - vb;
00133 
00134   return _internal_sort_order ? -r : r;
00135 }
00136 
00137 static int CDECL TrainEngineSpeedSorter(const void *a, const void *b)
00138 {
00139   int va = RailVehInfo(*(const EngineID*)a)->max_speed;
00140   int vb = RailVehInfo(*(const EngineID*)b)->max_speed;
00141   int r = va - vb;
00142 
00143   return _internal_sort_order ? -r : r;
00144 }
00145 
00146 static int CDECL TrainEnginePowerSorter(const void *a, const void *b)
00147 {
00148   const RailVehicleInfo *rvi_a = RailVehInfo(*(const EngineID*)a);
00149   const RailVehicleInfo *rvi_b = RailVehInfo(*(const EngineID*)b);
00150 
00151   int va = rvi_a->power;
00152   int vb = rvi_b->power;
00153   int r = va - vb;
00154 
00155   return _internal_sort_order ? -r : r;
00156 }
00157 
00158 static int CDECL TrainEngineRunningCostSorter(const void *a, const void *b)
00159 {
00160   Money va = GetEngine(*(const EngineID*)a)->GetRunningCost();
00161   Money vb = GetEngine(*(const EngineID*)b)->GetRunningCost();
00162   int r = ClampToI32(va - vb);
00163 
00164   return _internal_sort_order ? -r : r;
00165 }
00166 
00167 static int CDECL TrainEnginePowerVsRunningCostSorter(const void *a, const void *b)
00168 {
00169   const RailVehicleInfo *rvi_a = RailVehInfo(*(const EngineID*)a);
00170   const RailVehicleInfo *rvi_b = RailVehInfo(*(const EngineID*)b);
00171 
00172   /* Here we are using a few tricks to get the right sort.
00173     * We want power/running cost, but since we usually got higher running cost than power and we store the result in an int,
00174     * we will actually calculate cunning cost/power (to make it more than 1).
00175     * Because of this, the return value have to be reversed as well and we return b - a instead of a - b.
00176     * Another thing is that both power and running costs should be doubled for multiheaded engines.
00177     * Since it would be multipling with 2 in both numerator and denumerator, it will even themselves out and we skip checking for multiheaded. */
00178   Money va = (GetEngine(*(const EngineID*)a)->GetRunningCost()) / max(1U, (uint)rvi_a->power);
00179   Money vb = (GetEngine(*(const EngineID*)b)->GetRunningCost()) / max(1U, (uint)rvi_b->power);
00180   int r = ClampToI32(vb - va);
00181 
00182   return _internal_sort_order ? -r : r;
00183 }
00184 
00185 static int CDECL TrainEngineCapacitySorter(const void *a, const void *b)
00186 {
00187   const RailVehicleInfo *rvi_a = RailVehInfo(*(const EngineID*)a);
00188   const RailVehicleInfo *rvi_b = RailVehInfo(*(const EngineID*)b);
00189 
00190   int va = rvi_a->capacity * (rvi_a->railveh_type == RAILVEH_MULTIHEAD ? 2 : 1);
00191   int vb = rvi_b->capacity * (rvi_b->railveh_type == RAILVEH_MULTIHEAD ? 2 : 1);
00192   int r = va - vb;
00193 
00194   if (r == 0) {
00195     /* Use EngineID to sort instead since we want consistent sorting */
00196     return EngineNumberSorter(a, b);
00197   }
00198   return _internal_sort_order ? -r : r;
00199 }
00200 
00201 static int CDECL TrainEnginesThenWagonsSorter(const void *a, const void *b)
00202 {
00203   EngineID va = *(const EngineID*)a;
00204   EngineID vb = *(const EngineID*)b;
00205   int val_a = (RailVehInfo(va)->railveh_type == RAILVEH_WAGON ? 1 : 0);
00206   int val_b = (RailVehInfo(vb)->railveh_type == RAILVEH_WAGON ? 1 : 0);
00207   int r = val_a - val_b;
00208 
00209   /* Use EngineID to sort instead since we want consistent sorting */
00210   if (r == 0) return EngineNumberSorter(a, b);
00211 
00212   return _internal_sort_order ? -r : r;
00213 }
00214 
00215 /* Road vehicle sorting functions */
00216 static int CDECL RoadVehEngineCostSorter(const void *a, const void *b)
00217 {
00218   int va = RoadVehInfo(*(const EngineID*)a)->cost_factor;
00219   int vb = RoadVehInfo(*(const EngineID*)b)->cost_factor;
00220   int r = va - vb;
00221 
00222   return _internal_sort_order ? -r : r;
00223 }
00224 
00225 static int CDECL RoadVehEngineSpeedSorter(const void *a, const void *b)
00226 {
00227   int va = RoadVehInfo(*(const EngineID*)a)->max_speed;
00228   int vb = RoadVehInfo(*(const EngineID*)b)->max_speed;
00229   int r = va - vb;
00230 
00231   return _internal_sort_order ? -r : r;
00232 }
00233 
00234 static int CDECL RoadVehEngineRunningCostSorter(const void *a, const void *b)
00235 {
00236   Money va = GetEngine(*(const EngineID*)a)->GetRunningCost();
00237   Money vb = GetEngine(*(const EngineID*)b)->GetRunningCost();
00238   int r = ClampToI32(va - vb);
00239 
00240   if (r == 0) {
00241     /* Use EngineID to sort instead since we want consistent sorting */
00242     return EngineNumberSorter(a, b);
00243   }
00244   return _internal_sort_order ? -r : r;
00245 }
00246 
00247 static int CDECL RoadVehEngineCapacitySorter(const void *a, const void *b)
00248 {
00249   int va = RoadVehInfo(*(const EngineID*)a)->capacity;
00250   int vb = RoadVehInfo(*(const EngineID*)b)->capacity;
00251   int r = va - vb;
00252 
00253   if (r == 0) {
00254     /* Use EngineID to sort instead since we want consistent sorting */
00255     return EngineNumberSorter(a, b);
00256   }
00257   return _internal_sort_order ? -r : r;
00258 }
00259 
00260 /* Road vehicle sorting functions */
00261 static int CDECL ShipEngineCostSorter(const void *a, const void *b)
00262 {
00263   int va = ShipVehInfo(*(const EngineID*)a)->cost_factor;
00264   int vb = ShipVehInfo(*(const EngineID*)b)->cost_factor;
00265   int r = va - vb;
00266 
00267   return _internal_sort_order ? -r : r;
00268 }
00269 
00270 static int CDECL ShipEngineSpeedSorter(const void *a, const void *b)
00271 {
00272   int va = ShipVehInfo(*(const EngineID*)a)->max_speed;
00273   int vb = ShipVehInfo(*(const EngineID*)b)->max_speed;
00274   int r = va - vb;
00275 
00276   return _internal_sort_order ? -r : r;
00277 }
00278 
00279 static int CDECL ShipEngineRunningCostSorter(const void *a, const void *b)
00280 {
00281   const int va = GetEngine(*(const EngineID*)a)->GetRunningCost();
00282   const int vb = GetEngine(*(const EngineID*)b)->GetRunningCost();
00283   const int r = va - vb;
00284 
00285   if (r == 0) {
00286     /* Use EngineID to sort instead since we want consistent sorting */
00287     return EngineNumberSorter(a, b);
00288   }
00289   return _internal_sort_order ? -r : r;
00290 }
00291 
00292 static int CDECL ShipEngineCapacitySorter(const void *a, const void *b)
00293 {
00294   int va = ShipVehInfo(*(const EngineID*)a)->capacity;
00295   int vb = ShipVehInfo(*(const EngineID*)b)->capacity;
00296   int r = va - vb;
00297 
00298   if (r == 0) {
00299     /* Use EngineID to sort instead since we want consistent sorting */
00300     return EngineNumberSorter(a, b);
00301   }
00302   return _internal_sort_order ? -r : r;
00303 }
00304 
00305 /* Aircraft sorting functions */
00306 
00307 static int CDECL AircraftEngineCostSorter(const void *a, const void *b)
00308 {
00309   const int va = AircraftVehInfo(*(const EngineID*)a)->cost_factor;
00310   const int vb = AircraftVehInfo(*(const EngineID*)b)->cost_factor;
00311   int r = va - vb;
00312 
00313   return _internal_sort_order ? -r : r;
00314 }
00315 
00316 static int CDECL AircraftEngineSpeedSorter(const void *a, const void *b)
00317 {
00318   const int va = AircraftVehInfo(*(const EngineID*)a)->max_speed;
00319   const int vb = AircraftVehInfo(*(const EngineID*)b)->max_speed;
00320   const int r = va - vb;
00321 
00322   if (r == 0) {
00323     /* Use EngineID to sort instead since we want consistent sorting */
00324     return EngineNumberSorter(a, b);
00325   }
00326   return _internal_sort_order ? -r : r;
00327 }
00328 
00329 static int CDECL AircraftEngineRunningCostSorter(const void *a, const void *b)
00330 {
00331   const int va = GetEngine(*(const EngineID*)a)->GetRunningCost();
00332   const int vb = GetEngine(*(const EngineID*)b)->GetRunningCost();
00333   const int r = va - vb;
00334 
00335   if (r == 0) {
00336     /* Use EngineID to sort instead since we want consistent sorting */
00337     return EngineNumberSorter(a, b);
00338   }
00339   return _internal_sort_order ? -r : r;
00340 }
00341 
00342 static int CDECL AircraftEngineCargoSorter(const void *a, const void *b)
00343 {
00344   int va = AircraftVehInfo(*(const EngineID*)a)->passenger_capacity;
00345   int vb = AircraftVehInfo(*(const EngineID*)b)->passenger_capacity;
00346   int r = va - vb;
00347 
00348   if (r == 0) {
00349     /* The planes has the same passenger capacity. Check mail capacity instead */
00350     va = AircraftVehInfo(*(const EngineID*)a)->mail_capacity;
00351     vb = AircraftVehInfo(*(const EngineID*)b)->mail_capacity;
00352     r = va - vb;
00353 
00354     if (r == 0) {
00355       /* Use EngineID to sort instead since we want consistent sorting */
00356       return EngineNumberSorter(a, b);
00357     }
00358   }
00359   return _internal_sort_order ? -r : r;
00360 }
00361 
00362 static EngList_SortTypeFunction * const _sorter[][10] = {{
00363   /* Trains */
00364   &EngineNumberSorter,
00365   &TrainEngineCostSorter,
00366   &TrainEngineSpeedSorter,
00367   &TrainEnginePowerSorter,
00368   &EngineIntroDateSorter,
00369   &EngineNameSorter,
00370   &TrainEngineRunningCostSorter,
00371   &TrainEnginePowerVsRunningCostSorter,
00372   &EngineReliabilitySorter,
00373   &TrainEngineCapacitySorter,
00374 }, {
00375   /* Road vehicles */
00376   &EngineNumberSorter,
00377   &RoadVehEngineCostSorter,
00378   &RoadVehEngineSpeedSorter,
00379   &EngineIntroDateSorter,
00380   &EngineNameSorter,
00381   &RoadVehEngineRunningCostSorter,
00382   &EngineReliabilitySorter,
00383   &RoadVehEngineCapacitySorter,
00384 }, {
00385   /* Ships */
00386   &EngineNumberSorter,
00387   &ShipEngineCostSorter,
00388   &ShipEngineSpeedSorter,
00389   &EngineIntroDateSorter,
00390   &EngineNameSorter,
00391   &ShipEngineRunningCostSorter,
00392   &EngineReliabilitySorter,
00393   &ShipEngineCapacitySorter,
00394 }, {
00395   /* Aircraft */
00396   &EngineNumberSorter,
00397   &AircraftEngineCostSorter,
00398   &AircraftEngineSpeedSorter,
00399   &EngineIntroDateSorter,
00400   &EngineNameSorter,
00401   &AircraftEngineRunningCostSorter,
00402   &EngineReliabilitySorter,
00403   &AircraftEngineCargoSorter,
00404 }};
00405 
00406 static const StringID _sort_listing[][11] = {{
00407   /* Trains */
00408   STR_ENGINE_SORT_ENGINE_ID,
00409   STR_ENGINE_SORT_COST,
00410   STR_SORT_BY_MAX_SPEED,
00411   STR_ENGINE_SORT_POWER,
00412   STR_ENGINE_SORT_INTRO_DATE,
00413   STR_SORT_BY_DROPDOWN_NAME,
00414   STR_ENGINE_SORT_RUNNING_COST,
00415   STR_ENGINE_SORT_POWER_VS_RUNNING_COST,
00416   STR_SORT_BY_RELIABILITY,
00417   STR_ENGINE_SORT_CARGO_CAPACITY,
00418   INVALID_STRING_ID
00419 }, {
00420   /* Road vehicles */
00421   STR_ENGINE_SORT_ENGINE_ID,
00422   STR_ENGINE_SORT_COST,
00423   STR_SORT_BY_MAX_SPEED,
00424   STR_ENGINE_SORT_INTRO_DATE,
00425   STR_SORT_BY_DROPDOWN_NAME,
00426   STR_ENGINE_SORT_RUNNING_COST,
00427   STR_SORT_BY_RELIABILITY,
00428   STR_ENGINE_SORT_CARGO_CAPACITY,
00429   INVALID_STRING_ID
00430 }, {
00431   /* Ships */
00432   STR_ENGINE_SORT_ENGINE_ID,
00433   STR_ENGINE_SORT_COST,
00434   STR_SORT_BY_MAX_SPEED,
00435   STR_ENGINE_SORT_INTRO_DATE,
00436   STR_SORT_BY_DROPDOWN_NAME,
00437   STR_ENGINE_SORT_RUNNING_COST,
00438   STR_SORT_BY_RELIABILITY,
00439   STR_ENGINE_SORT_CARGO_CAPACITY,
00440   INVALID_STRING_ID
00441 }, {
00442   /* Aircraft */
00443   STR_ENGINE_SORT_ENGINE_ID,
00444   STR_ENGINE_SORT_COST,
00445   STR_SORT_BY_MAX_SPEED,
00446   STR_ENGINE_SORT_INTRO_DATE,
00447   STR_SORT_BY_DROPDOWN_NAME,
00448   STR_ENGINE_SORT_RUNNING_COST,
00449   STR_SORT_BY_RELIABILITY,
00450   STR_ENGINE_SORT_CARGO_CAPACITY,
00451   INVALID_STRING_ID
00452 }};
00453 
00454 static int DrawCargoCapacityInfo(int x, int y, EngineID engine, VehicleType type, bool refittable)
00455 {
00456   uint16 *cap = GetCapacityOfArticulatedParts(engine, type);
00457 
00458   for (uint c = 0; c < NUM_CARGO; c++) {
00459     if (cap[c] == 0) continue;
00460 
00461     SetDParam(0, c);
00462     SetDParam(1, cap[c]);
00463     SetDParam(2, refittable ? STR_9842_REFITTABLE : STR_EMPTY);
00464     DrawString(x, y, STR_PURCHASE_INFO_CAPACITY, TC_FROMSTRING);
00465     y += 10;
00466 
00467     /* Only show as refittable once */
00468     refittable = false;
00469   }
00470 
00471   return y;
00472 }
00473 
00474 /* Draw rail wagon specific details */
00475 static int DrawRailWagonPurchaseInfo(int x, int y, EngineID engine_number, const RailVehicleInfo *rvi)
00476 {
00477   const Engine *e = GetEngine(engine_number);
00478 
00479   /* Purchase cost */
00480   SetDParam(0, e->GetCost());
00481   DrawString(x, y, STR_PURCHASE_INFO_COST, TC_FROMSTRING);
00482   y += 10;
00483 
00484   /* Wagon weight - (including cargo) */
00485   uint weight = e->GetDisplayWeight();
00486   SetDParam(0, weight);
00487   uint cargo_weight = (e->CanCarryCargo() ? GetCargo(e->GetDefaultCargoType())->weight * GetEngineProperty(engine_number, 0x14, rvi->capacity) >> 4 : 0);
00488   SetDParam(1, cargo_weight + weight);
00489   DrawString(x, y, STR_PURCHASE_INFO_WEIGHT_CWEIGHT, TC_FROMSTRING);
00490   y += 10;
00491 
00492   /* Wagon speed limit, displayed if above zero */
00493   if (_settings_game.vehicle.wagon_speed_limits) {
00494     uint max_speed = e->GetDisplayMaxSpeed();
00495     if (max_speed > 0) {
00496       SetDParam(0, max_speed);
00497       DrawString(x, y, STR_PURCHASE_INFO_SPEED, TC_FROMSTRING);
00498       y += 10;
00499     }
00500   }
00501 
00502   /* Running cost */
00503   if (rvi->running_cost_class != 0xFF) {
00504     SetDParam(0, e->GetRunningCost());
00505     DrawString(x, y, STR_PURCHASE_INFO_RUNNINGCOST, TC_FROMSTRING);
00506     y += 10;
00507   }
00508 
00509   return y;
00510 }
00511 
00512 /* Draw locomotive specific details */
00513 static int DrawRailEnginePurchaseInfo(int x, int y, EngineID engine_number, const RailVehicleInfo *rvi)
00514 {
00515   const Engine *e = GetEngine(engine_number);
00516 
00517   /* Purchase Cost - Engine weight */
00518   SetDParam(0, e->GetCost());
00519   SetDParam(1, e->GetDisplayWeight());
00520   DrawString(x, y, STR_PURCHASE_INFO_COST_WEIGHT, TC_FROMSTRING);
00521   y += 10;
00522 
00523   /* Max speed - Engine power */
00524   SetDParam(0, e->GetDisplayMaxSpeed());
00525   SetDParam(1, e->GetPower());
00526   DrawString(x, y, STR_PURCHASE_INFO_SPEED_POWER, TC_FROMSTRING);
00527   y += 10;
00528 
00529   /* Max tractive effort - not applicable if old acceleration or maglev */
00530   if (_settings_game.vehicle.train_acceleration_model != TAM_ORIGINAL && rvi->railtype != RAILTYPE_MAGLEV) {
00531     SetDParam(0, e->GetDisplayMaxTractiveEffort());
00532     DrawString(x, y, STR_PURCHASE_INFO_MAX_TE, TC_FROMSTRING);
00533     y += 10;
00534   }
00535 
00536   /* Running cost */
00537   if (rvi->running_cost_class != 0xFF) {
00538     SetDParam(0, e->GetRunningCost());
00539     DrawString(x, y, STR_PURCHASE_INFO_RUNNINGCOST, TC_FROMSTRING);
00540     y += 10;
00541   }
00542 
00543   /* Powered wagons power - Powered wagons extra weight */
00544   if (rvi->pow_wag_power != 0) {
00545     SetDParam(0, rvi->pow_wag_power);
00546     SetDParam(1, rvi->pow_wag_weight);
00547     DrawString(x, y, STR_PURCHASE_INFO_PWAGPOWER_PWAGWEIGHT, TC_FROMSTRING);
00548     y += 10;
00549   };
00550 
00551   return y;
00552 }
00553 
00554 /* Draw road vehicle specific details */
00555 static int DrawRoadVehPurchaseInfo(int x, int y, EngineID engine_number)
00556 {
00557   const Engine *e = GetEngine(engine_number);
00558 
00559   /* Purchase cost - Max speed */
00560   SetDParam(0, e->GetCost());
00561   SetDParam(1, e->GetDisplayMaxSpeed());
00562   DrawString(x, y, STR_PURCHASE_INFO_COST_SPEED, TC_FROMSTRING);
00563   y += 10;
00564 
00565   /* Running cost */
00566   SetDParam(0, e->GetRunningCost());
00567   DrawString(x, y, STR_PURCHASE_INFO_RUNNINGCOST, TC_FROMSTRING);
00568   y += 10;
00569 
00570   return y;
00571 }
00572 
00573 /* Draw ship specific details */
00574 static int DrawShipPurchaseInfo(int x, int y, EngineID engine_number, const ShipVehicleInfo *svi, bool refittable)
00575 {
00576   const Engine *e = GetEngine(engine_number);
00577 
00578   /* Purchase cost - Max speed */
00579   SetDParam(0, e->GetCost());
00580   SetDParam(1, e->GetDisplayMaxSpeed());
00581   DrawString(x, y, STR_PURCHASE_INFO_COST_SPEED, TC_FROMSTRING);
00582   y += 10;
00583 
00584   /* Cargo type + capacity */
00585   SetDParam(0, e->GetDefaultCargoType());
00586   SetDParam(1, GetEngineProperty(engine_number, 0x0D, svi->capacity));
00587   SetDParam(2, refittable ? STR_9842_REFITTABLE : STR_EMPTY);
00588   DrawString(x, y, STR_PURCHASE_INFO_CAPACITY, TC_FROMSTRING);
00589   y += 10;
00590 
00591   /* Running cost */
00592   SetDParam(0, e->GetRunningCost());
00593   DrawString(x, y, STR_PURCHASE_INFO_RUNNINGCOST, TC_FROMSTRING);
00594   y += 10;
00595 
00596   return y;
00597 }
00598 
00599 /* Draw aircraft specific details */
00600 static int DrawAircraftPurchaseInfo(int x, int y, EngineID engine_number, const AircraftVehicleInfo *avi, bool refittable)
00601 {
00602   const Engine *e = GetEngine(engine_number);
00603   CargoID cargo = e->GetDefaultCargoType();
00604 
00605   /* Purchase cost - Max speed */
00606   SetDParam(0, e->GetCost());
00607   SetDParam(1, e->GetDisplayMaxSpeed());
00608   DrawString(x, y, STR_PURCHASE_INFO_COST_SPEED, TC_FROMSTRING);
00609   y += 10;
00610 
00611   /* Cargo capacity */
00612   if (cargo == CT_INVALID || cargo == CT_PASSENGERS) {
00613     SetDParam(0, avi->passenger_capacity);
00614     SetDParam(1, avi->mail_capacity);
00615     DrawString(x, y, STR_PURCHASE_INFO_AIRCRAFT_CAPACITY, TC_FROMSTRING);
00616   } else {
00617     /* Note, if the default capacity is selected by the refit capacity
00618     * callback, then the capacity shown is likely to be incorrect. */
00619     SetDParam(0, cargo);
00620     SetDParam(1, AircraftDefaultCargoCapacity(cargo, avi));
00621     SetDParam(2, refittable ? STR_9842_REFITTABLE : STR_EMPTY);
00622     DrawString(x, y, STR_PURCHASE_INFO_CAPACITY, TC_FROMSTRING);
00623   }
00624   y += 10;
00625 
00626   /* Running cost */
00627   SetDParam(0, e->GetRunningCost());
00628   DrawString(x, y, STR_PURCHASE_INFO_RUNNINGCOST, TC_FROMSTRING);
00629   y += 10;
00630 
00631   return y;
00632 }
00633 
00641 int DrawVehiclePurchaseInfo(int x, int y, uint w, EngineID engine_number)
00642 {
00643   const Engine *e = GetEngine(engine_number);
00644   YearMonthDay ymd;
00645   ConvertDateToYMD(e->intro_date, &ymd);
00646   bool refittable = IsArticulatedVehicleRefittable(engine_number);
00647 
00648   switch (e->type) {
00649     default: NOT_REACHED();
00650     case VEH_TRAIN: {
00651       const RailVehicleInfo *rvi = RailVehInfo(engine_number);
00652       if (rvi->railveh_type == RAILVEH_WAGON) {
00653         y = DrawRailWagonPurchaseInfo(x, y, engine_number, rvi);
00654       } else {
00655         y = DrawRailEnginePurchaseInfo(x, y, engine_number, rvi);
00656       }
00657 
00658       /* Cargo type + capacity, or N/A */
00659       int new_y = DrawCargoCapacityInfo(x, y, engine_number, VEH_TRAIN, refittable);
00660 
00661       if (new_y == y) {
00662         SetDParam(0, CT_INVALID);
00663         SetDParam(2, STR_EMPTY);
00664         DrawString(x, y, STR_PURCHASE_INFO_CAPACITY, TC_FROMSTRING);
00665         y += 10;
00666       } else {
00667         y = new_y;
00668       }
00669       break;
00670     }
00671     case VEH_ROAD: {
00672       y = DrawRoadVehPurchaseInfo(x, y, engine_number);
00673 
00674       /* Cargo type + capacity, or N/A */
00675       int new_y = DrawCargoCapacityInfo(x, y, engine_number, VEH_ROAD, refittable);
00676 
00677       if (new_y == y) {
00678         SetDParam(0, CT_INVALID);
00679         SetDParam(2, STR_EMPTY);
00680         DrawString(x, y, STR_PURCHASE_INFO_CAPACITY, TC_FROMSTRING);
00681         y += 10;
00682       } else {
00683         y = new_y;
00684       }
00685       break;
00686     }
00687     case VEH_SHIP:
00688       y = DrawShipPurchaseInfo(x, y, engine_number, ShipVehInfo(engine_number), refittable);
00689       break;
00690     case VEH_AIRCRAFT:
00691       y = DrawAircraftPurchaseInfo(x, y, engine_number, AircraftVehInfo(engine_number), refittable);
00692       break;
00693   }
00694 
00695   /* Draw details, that applies to all types except rail wagons */
00696   if (e->type != VEH_TRAIN || RailVehInfo(engine_number)->railveh_type != RAILVEH_WAGON) {
00697     /* Design date - Life length */
00698     SetDParam(0, ymd.year);
00699     SetDParam(1, e->lifelength);
00700     DrawString(x, y, STR_PURCHASE_INFO_DESIGNED_LIFE, TC_FROMSTRING);
00701     y += 10;
00702 
00703     /* Reliability */
00704     SetDParam(0, e->reliability * 100 >> 16);
00705     DrawString(x, y, STR_PURCHASE_INFO_RELIABILITY, TC_FROMSTRING);
00706     y += 10;
00707   }
00708 
00709   /* Additional text from NewGRF */
00710   y += ShowAdditionalText(x, y, w, engine_number);
00711   if (refittable) y += ShowRefitOptionsList(x, y, w, engine_number);
00712 
00713   return y;
00714 }
00715 
00716 static void DrawVehicleEngine(VehicleType type, int x, int y, EngineID engine, SpriteID pal)
00717 {
00718   switch (type) {
00719     case VEH_TRAIN:    DrawTrainEngine(   x, y, engine, pal); break;
00720     case VEH_ROAD:     DrawRoadVehEngine( x, y, engine, pal); break;
00721     case VEH_SHIP:     DrawShipEngine(    x, y, engine, pal); break;
00722     case VEH_AIRCRAFT: DrawAircraftEngine(x, y, engine, pal); break;
00723     default: NOT_REACHED();
00724   }
00725 }
00726 
00736 void DrawEngineList(VehicleType type, int x, int r, int y, const GUIEngineList *eng_list, uint16 min, uint16 max, EngineID selected_id, int count_location, GroupID selected_group)
00737 {
00738   byte step_size = GetVehicleListHeight(type);
00739   byte x_offset = 0;
00740   byte y_offset = 0;
00741 
00742   assert(max <= eng_list->Length());
00743 
00744   switch (type) {
00745     case VEH_TRAIN:
00746       x++; // train and road vehicles use the same offset, except trains are one more pixel to the right
00747       /* Fallthough */
00748     case VEH_ROAD:
00749       x += 26;
00750       x_offset = 30;
00751       y += 2;
00752       y_offset = 4;
00753       break;
00754     case VEH_SHIP:
00755       x += 35;
00756       x_offset = 40;
00757       y += 7;
00758       y_offset = 3;
00759       break;
00760     case VEH_AIRCRAFT:
00761       x += 27;
00762       x_offset = 33;
00763       y += 7;
00764       y_offset = 3;
00765       break;
00766     default: NOT_REACHED();
00767   }
00768 
00769   uint maxw = r - x - x_offset;
00770 
00771   for (; min < max; min++, y += step_size) {
00772     const EngineID engine = (*eng_list)[min];
00773     /* Note: num_engines is only used in the autoreplace GUI, so it is correct to use _local_company here. */
00774     const uint num_engines = GetGroupNumEngines(_local_company, selected_group, engine);
00775 
00776     SetDParam(0, engine);
00777     DrawStringTruncated(x + x_offset, y, STR_ENGINE_NAME, engine == selected_id ? TC_WHITE : TC_BLACK, maxw);
00778     DrawVehicleEngine(type, x, y + y_offset, engine, (count_location != 0 && num_engines == 0) ? PALETTE_CRASH : GetEnginePalette(engine, _local_company));
00779     if (count_location != 0) {
00780       SetDParam(0, num_engines);
00781       DrawStringRightAligned(count_location, y + (GetVehicleListHeight(type) == 14 ? 3 : 8), STR_TINY_BLACK, TC_FROMSTRING);
00782     }
00783   }
00784 }
00785 
00786 
00787 struct BuildVehicleWindow : Window {
00788   VehicleType vehicle_type;
00789   union {
00790     RailTypeByte railtype;
00791     AirportFTAClass::Flags flags;
00792     RoadTypes roadtypes;
00793   } filter;
00794   bool descending_sort_order;
00795   byte sort_criteria;
00796   bool regenerate_list;
00797   bool listview_mode;
00798   EngineID sel_engine;
00799   EngineID rename_engine;
00800   GUIEngineList eng_list;
00801 
00802   BuildVehicleWindow(const WindowDesc *desc, TileIndex tile, VehicleType type) : Window(desc, tile == INVALID_TILE ? (int)type : tile)
00803   {
00804     this->vehicle_type = type;
00805     int vlh = GetVehicleListHeight(this->vehicle_type);
00806 
00807     ResizeWindow(this, 0, vlh - 14);
00808     this->resize.step_height = vlh;
00809     this->vscroll.cap = 1;
00810     this->widget[BUILD_VEHICLE_WIDGET_LIST].data = 0x101;
00811 
00812     this->resize.width  = this->width;
00813     this->resize.height = this->height;
00814 
00815     this->owner = (tile != INVALID_TILE) ? GetTileOwner(tile) : _local_company;
00816 
00817     this->sel_engine      = INVALID_ENGINE;
00818     this->regenerate_list = false;
00819 
00820     this->sort_criteria         = _last_sort_criteria[type];
00821     this->descending_sort_order = _last_sort_order[type];
00822 
00823     switch (type) {
00824       default: NOT_REACHED();
00825       case VEH_TRAIN:
00826         this->filter.railtype = (tile == INVALID_TILE) ? RAILTYPE_END : GetRailType(tile);
00827         break;
00828       case VEH_ROAD:
00829         this->filter.roadtypes = (tile == INVALID_TILE) ? ROADTYPES_ALL : GetRoadTypes(tile);
00830       case VEH_SHIP:
00831         break;
00832       case VEH_AIRCRAFT:
00833         this->filter.flags =
00834           tile == INVALID_TILE ? AirportFTAClass::ALL : GetStationByTile(tile)->Airport()->flags;
00835         break;
00836     }
00837     this->SetupWindowStrings(type);
00838 
00839     this->listview_mode = (this->window_number <= VEH_END);
00840     /* If we are just viewing the list of vehicles, we do not need the Build button.
00841      * So we just hide it, and enlarge the Rename buton by the now vacant place. */
00842     if (this->listview_mode) {
00843       this->HideWidget(BUILD_VEHICLE_WIDGET_BUILD);
00844       this->widget[BUILD_VEHICLE_WIDGET_RENAME].left = this->widget[BUILD_VEHICLE_WIDGET_BUILD].left;
00845     } else {
00846       /* Both are visible, adjust the size of each */
00847       ResizeButtons(this, BUILD_VEHICLE_WIDGET_BUILD, BUILD_VEHICLE_WIDGET_RENAME);
00848     }
00849 
00850     this->GenerateBuildList(); // generate the list, since we need it in the next line
00851     /* Select the first engine in the list as default when opening the window */
00852     if (this->eng_list.Length() > 0) this->sel_engine = this->eng_list[0];
00853 
00854     this->FindWindowPlacementAndResize(desc);
00855   }
00856 
00857   /* Setup widget strings to fit the different types of vehicles */
00858   void SetupWindowStrings(VehicleType type)
00859   {
00860     switch (type) {
00861       default: NOT_REACHED();
00862 
00863       case VEH_TRAIN:
00864         this->widget[BUILD_VEHICLE_WIDGET_CAPTION].data    = this->listview_mode ? STR_AVAILABLE_TRAINS : STR_JUST_STRING;
00865         this->widget[BUILD_VEHICLE_WIDGET_LIST].tooltips   = STR_8843_TRAIN_VEHICLE_SELECTION;
00866         this->widget[BUILD_VEHICLE_WIDGET_BUILD].data      = STR_881F_BUILD_VEHICLE;
00867         this->widget[BUILD_VEHICLE_WIDGET_BUILD].tooltips  = STR_8844_BUILD_THE_HIGHLIGHTED_TRAIN;
00868         this->widget[BUILD_VEHICLE_WIDGET_RENAME].data     = STR_8820_RENAME;
00869         this->widget[BUILD_VEHICLE_WIDGET_RENAME].tooltips = STR_8845_RENAME_TRAIN_VEHICLE_TYPE;
00870         break;
00871 
00872       case VEH_ROAD:
00873         this->widget[BUILD_VEHICLE_WIDGET_CAPTION].data    = this->listview_mode ? STR_AVAILABLE_ROAD_VEHICLES : STR_9006_NEW_ROAD_VEHICLES;
00874         this->widget[BUILD_VEHICLE_WIDGET_LIST].tooltips   = STR_9026_ROAD_VEHICLE_SELECTION;
00875         this->widget[BUILD_VEHICLE_WIDGET_BUILD].data      = STR_9007_BUILD_VEHICLE;
00876         this->widget[BUILD_VEHICLE_WIDGET_BUILD].tooltips  = STR_9027_BUILD_THE_HIGHLIGHTED_ROAD;
00877         this->widget[BUILD_VEHICLE_WIDGET_RENAME].data     = STR_9034_RENAME;
00878         this->widget[BUILD_VEHICLE_WIDGET_RENAME].tooltips = STR_9035_RENAME_ROAD_VEHICLE_TYPE;
00879         break;
00880 
00881       case VEH_SHIP:
00882         this->widget[BUILD_VEHICLE_WIDGET_CAPTION].data    = this->listview_mode ? STR_AVAILABLE_SHIPS : STR_9808_NEW_SHIPS;
00883         this->widget[BUILD_VEHICLE_WIDGET_LIST].tooltips   = STR_9825_SHIP_SELECTION_LIST_CLICK;
00884         this->widget[BUILD_VEHICLE_WIDGET_BUILD].data      = STR_9809_BUILD_SHIP;
00885         this->widget[BUILD_VEHICLE_WIDGET_BUILD].tooltips  = STR_9826_BUILD_THE_HIGHLIGHTED_SHIP;
00886         this->widget[BUILD_VEHICLE_WIDGET_RENAME].data     = STR_9836_RENAME;
00887         this->widget[BUILD_VEHICLE_WIDGET_RENAME].tooltips = STR_9837_RENAME_SHIP_TYPE;
00888         break;
00889 
00890       case VEH_AIRCRAFT:
00891         this->widget[BUILD_VEHICLE_WIDGET_CAPTION].data    = this->listview_mode ? STR_AVAILABLE_AIRCRAFT : STR_A005_NEW_AIRCRAFT;
00892         this->widget[BUILD_VEHICLE_WIDGET_LIST].tooltips   = STR_A025_AIRCRAFT_SELECTION_LIST;
00893         this->widget[BUILD_VEHICLE_WIDGET_BUILD].data      = STR_A006_BUILD_AIRCRAFT;
00894         this->widget[BUILD_VEHICLE_WIDGET_BUILD].tooltips  = STR_A026_BUILD_THE_HIGHLIGHTED_AIRCRAFT;
00895         this->widget[BUILD_VEHICLE_WIDGET_RENAME].data     = STR_A037_RENAME;
00896         this->widget[BUILD_VEHICLE_WIDGET_RENAME].tooltips = STR_A038_RENAME_AIRCRAFT_TYPE;
00897         break;
00898     }
00899   }
00900 
00901   /* Figure out what train EngineIDs to put in the list */
00902   void GenerateBuildTrainList()
00903   {
00904     EngineID sel_id = INVALID_ENGINE;
00905     int num_engines = 0;
00906     int num_wagons  = 0;
00907 
00908     this->filter.railtype = (this->listview_mode) ? RAILTYPE_END : GetRailType(this->window_number);
00909 
00910     this->eng_list.Clear();
00911 
00912     /* Make list of all available train engines and wagons.
00913     * Also check to see if the previously selected engine is still available,
00914     * and if not, reset selection to INVALID_ENGINE. This could be the case
00915     * when engines become obsolete and are removed */
00916     const Engine *e;
00917     FOR_ALL_ENGINES_OF_TYPE(e, VEH_TRAIN) {
00918       EngineID eid = e->index;
00919       const RailVehicleInfo *rvi = &e->u.rail;
00920 
00921       if (this->filter.railtype != RAILTYPE_END && !HasPowerOnRail(rvi->railtype, this->filter.railtype)) continue;
00922       if (!IsEngineBuildable(eid, VEH_TRAIN, _local_company)) continue;
00923 
00924       *this->eng_list.Append() = eid;
00925 
00926       if (rvi->railveh_type != RAILVEH_WAGON) {
00927         num_engines++;
00928       } else {
00929         num_wagons++;
00930       }
00931 
00932       if (eid == this->sel_engine) sel_id = eid;
00933     }
00934 
00935     this->sel_engine = sel_id;
00936 
00937     /* make engines first, and then wagons, sorted by ListPositionOfEngine() */
00938     _internal_sort_order = false;
00939     EngList_Sort(&this->eng_list, TrainEnginesThenWagonsSorter);
00940 
00941     /* and then sort engines */
00942     _internal_sort_order = this->descending_sort_order;
00943     EngList_SortPartial(&this->eng_list, _sorter[0][this->sort_criteria], 0, num_engines);
00944 
00945     /* and finally sort wagons */
00946     EngList_SortPartial(&this->eng_list, _sorter[0][this->sort_criteria], num_engines, num_wagons);
00947   }
00948 
00949   /* Figure out what road vehicle EngineIDs to put in the list */
00950   void GenerateBuildRoadVehList()
00951   {
00952     EngineID sel_id = INVALID_ENGINE;
00953 
00954     this->eng_list.Clear();
00955 
00956     const Engine *e;
00957     FOR_ALL_ENGINES_OF_TYPE(e, VEH_ROAD) {
00958       EngineID eid = e->index;
00959       if (!IsEngineBuildable(eid, VEH_ROAD, _local_company)) continue;
00960       if (!HasBit(this->filter.roadtypes, HasBit(EngInfo(eid)->misc_flags, EF_ROAD_TRAM) ? ROADTYPE_TRAM : ROADTYPE_ROAD)) continue;
00961       *this->eng_list.Append() = eid;
00962 
00963       if (eid == this->sel_engine) sel_id = eid;
00964     }
00965     this->sel_engine = sel_id;
00966   }
00967 
00968   /* Figure out what ship EngineIDs to put in the list */
00969   void GenerateBuildShipList()
00970   {
00971     EngineID sel_id = INVALID_ENGINE;
00972     this->eng_list.Clear();
00973 
00974     const Engine *e;
00975     FOR_ALL_ENGINES_OF_TYPE(e, VEH_SHIP) {
00976       EngineID eid = e->index;
00977       if (!IsEngineBuildable(eid, VEH_SHIP, _local_company)) continue;
00978       *this->eng_list.Append() = eid;
00979 
00980       if (eid == this->sel_engine) sel_id = eid;
00981     }
00982     this->sel_engine = sel_id;
00983   }
00984 
00985   /* Figure out what aircraft EngineIDs to put in the list */
00986   void GenerateBuildAircraftList()
00987   {
00988     EngineID sel_id = INVALID_ENGINE;
00989 
00990     this->eng_list.Clear();
00991 
00992     const Station *st = this->listview_mode ? NULL : GetStationByTile(this->window_number);
00993 
00994     /* Make list of all available planes.
00995     * Also check to see if the previously selected plane is still available,
00996     * and if not, reset selection to INVALID_ENGINE. This could be the case
00997     * when planes become obsolete and are removed */
00998     const Engine *e;
00999     FOR_ALL_ENGINES_OF_TYPE(e, VEH_AIRCRAFT) {
01000       EngineID eid = e->index;
01001       if (!IsEngineBuildable(eid, VEH_AIRCRAFT, _local_company)) continue;
01002       /* First VEH_END window_numbers are fake to allow a window open for all different types at once */
01003       if (!this->listview_mode && !CanVehicleUseStation(eid, st)) continue;
01004 
01005       *this->eng_list.Append() = eid;
01006       if (eid == this->sel_engine) sel_id = eid;
01007     }
01008 
01009     this->sel_engine = sel_id;
01010   }
01011 
01012   /* Generate the list of vehicles */
01013   void GenerateBuildList()
01014   {
01015     switch (this->vehicle_type) {
01016       default: NOT_REACHED();
01017       case VEH_TRAIN:
01018         this->GenerateBuildTrainList();
01019         return; // trains should not reach the last sorting
01020       case VEH_ROAD:
01021         this->GenerateBuildRoadVehList();
01022         break;
01023       case VEH_SHIP:
01024         this->GenerateBuildShipList();
01025         break;
01026       case VEH_AIRCRAFT:
01027         this->GenerateBuildAircraftList();
01028         break;
01029     }
01030     _internal_sort_order = this->descending_sort_order;
01031     EngList_Sort(&this->eng_list, _sorter[this->vehicle_type][this->sort_criteria]);
01032   }
01033 
01034   void OnClick(Point pt, int widget)
01035   {
01036     switch (widget) {
01037       case BUILD_VEHICLE_WIDGET_SORT_ASSENDING_DESCENDING:
01038         this->descending_sort_order ^= true;
01039         _last_sort_order[this->vehicle_type] = this->descending_sort_order;
01040         this->regenerate_list = true;
01041         this->SetDirty();
01042         break;
01043 
01044       case BUILD_VEHICLE_WIDGET_LIST: {
01045         uint i = (pt.y - this->widget[BUILD_VEHICLE_WIDGET_LIST].top) / GetVehicleListHeight(this->vehicle_type) + this->vscroll.pos;
01046         size_t num_items = this->eng_list.Length();
01047         this->sel_engine = (i < num_items) ? this->eng_list[i] : INVALID_ENGINE;
01048         this->SetDirty();
01049         break;
01050       }
01051 
01052       case BUILD_VEHICLE_WIDGET_SORT_DROPDOWN: // Select sorting criteria dropdown menu
01053         ShowDropDownMenu(this, _sort_listing[this->vehicle_type], this->sort_criteria, BUILD_VEHICLE_WIDGET_SORT_DROPDOWN, 0, 0);
01054         break;
01055 
01056       case BUILD_VEHICLE_WIDGET_BUILD: {
01057         EngineID sel_eng = this->sel_engine;
01058         if (sel_eng != INVALID_ENGINE) {
01059           switch (this->vehicle_type) {
01060             default: NOT_REACHED();
01061             case VEH_TRAIN:
01062               DoCommandP(this->window_number, sel_eng, 0,
01063                   CMD_BUILD_RAIL_VEHICLE | CMD_MSG(STR_882B_CAN_T_BUILD_RAILROAD_VEHICLE),
01064                   (RailVehInfo(sel_eng)->railveh_type == RAILVEH_WAGON) ? CcBuildWagon : CcBuildLoco);
01065               break;
01066             case VEH_ROAD:
01067               DoCommandP(this->window_number, sel_eng, 0, CMD_BUILD_ROAD_VEH | CMD_MSG(STR_9009_CAN_T_BUILD_ROAD_VEHICLE), CcBuildRoadVeh);
01068               break;
01069             case VEH_SHIP:
01070               DoCommandP(this->window_number, sel_eng, 0, CMD_BUILD_SHIP | CMD_MSG(STR_980D_CAN_T_BUILD_SHIP), CcBuildShip);
01071               break;
01072             case VEH_AIRCRAFT:
01073               DoCommandP(this->window_number, sel_eng, 0, CMD_BUILD_AIRCRAFT | CMD_MSG(STR_A008_CAN_T_BUILD_AIRCRAFT), CcBuildAircraft);
01074               break;
01075           }
01076         }
01077         break;
01078       }
01079 
01080       case BUILD_VEHICLE_WIDGET_RENAME: {
01081         EngineID sel_eng = this->sel_engine;
01082         if (sel_eng != INVALID_ENGINE) {
01083           StringID str = STR_NULL;
01084 
01085           this->rename_engine = sel_eng;
01086           switch (this->vehicle_type) {
01087             default: NOT_REACHED();
01088             case VEH_TRAIN:    str = STR_886A_RENAME_TRAIN_VEHICLE_TYPE; break;
01089             case VEH_ROAD:     str = STR_9036_RENAME_ROAD_VEHICLE_TYPE;  break;
01090             case VEH_SHIP:     str = STR_9838_RENAME_SHIP_TYPE;          break;
01091             case VEH_AIRCRAFT: str = STR_A039_RENAME_AIRCRAFT_TYPE;      break;
01092           }
01093           SetDParam(0, sel_eng);
01094           ShowQueryString(STR_ENGINE_NAME, str, MAX_LENGTH_ENGINE_NAME_BYTES, MAX_LENGTH_ENGINE_NAME_PIXELS, this, CS_ALPHANUMERAL, QSF_ENABLE_DEFAULT);
01095         }
01096         break;
01097       }
01098     }
01099   }
01100 
01101   virtual void OnInvalidateData(int data)
01102   {
01103     this->regenerate_list = true;
01104   }
01105 
01106   virtual void OnPaint()
01107   {
01108     if (this->regenerate_list) {
01109       this->regenerate_list = false;
01110       this->GenerateBuildList();
01111     }
01112 
01113     uint max = min(this->vscroll.pos + this->vscroll.cap, this->eng_list.Length());
01114 
01115     SetVScrollCount(this, this->eng_list.Length());
01116     if (this->vehicle_type == VEH_TRAIN) {
01117       if (this->filter.railtype == RAILTYPE_END) {
01118         SetDParam(0, STR_ALL_AVAIL_RAIL_VEHICLES);
01119       } else {
01120         const RailtypeInfo *rti = GetRailTypeInfo(this->filter.railtype);
01121         SetDParam(0, rti->strings.build_caption);
01122       }
01123     }
01124 
01125     /* Set text of sort by dropdown */
01126     this->widget[BUILD_VEHICLE_WIDGET_SORT_DROPDOWN].data = _sort_listing[this->vehicle_type][this->sort_criteria];
01127 
01128     this->DrawWidgets();
01129 
01130     DrawEngineList(this->vehicle_type, this->widget[BUILD_VEHICLE_WIDGET_LIST].left + 2, this->widget[BUILD_VEHICLE_WIDGET_LIST].right, this->widget[BUILD_VEHICLE_WIDGET_LIST].top + 1, &this->eng_list, this->vscroll.pos, max, this->sel_engine, 0, DEFAULT_GROUP);
01131 
01132     if (this->sel_engine != INVALID_ENGINE) {
01133       const Widget *wi = &this->widget[BUILD_VEHICLE_WIDGET_PANEL];
01134       int text_end = DrawVehiclePurchaseInfo(2, wi->top + 1, wi->right - wi->left - 2, this->sel_engine);
01135 
01136       if (text_end > wi->bottom) {
01137         this->SetDirty();
01138         ResizeWindowForWidget(this, BUILD_VEHICLE_WIDGET_PANEL, 0, text_end - wi->bottom);
01139         this->SetDirty();
01140       }
01141     }
01142 
01143     this->DrawSortButtonState(BUILD_VEHICLE_WIDGET_SORT_ASSENDING_DESCENDING, this->descending_sort_order ? SBS_DOWN : SBS_UP);
01144   }
01145 
01146   virtual void OnDoubleClick(Point pt, int widget)
01147   {
01148     if (widget == BUILD_VEHICLE_WIDGET_LIST) {
01149       /* When double clicking, we want to buy a vehicle */
01150       this->OnClick(pt, BUILD_VEHICLE_WIDGET_BUILD);
01151     }
01152   }
01153 
01154   virtual void OnQueryTextFinished(char *str)
01155   {
01156     if (str == NULL) return;
01157 
01158     StringID err_str = STR_NULL;
01159     switch (this->vehicle_type) {
01160       default: NOT_REACHED();
01161       case VEH_TRAIN:    err_str = STR_886B_CAN_T_RENAME_TRAIN_VEHICLE; break;
01162       case VEH_ROAD:     err_str = STR_9037_CAN_T_RENAME_ROAD_VEHICLE;  break;
01163       case VEH_SHIP:     err_str = STR_9839_CAN_T_RENAME_SHIP_TYPE;     break;
01164       case VEH_AIRCRAFT: err_str = STR_A03A_CAN_T_RENAME_AIRCRAFT_TYPE; break;
01165     }
01166     DoCommandP(0, this->rename_engine, 0, CMD_RENAME_ENGINE | CMD_MSG(err_str), NULL, str);
01167   }
01168 
01169   virtual void OnDropdownSelect(int widget, int index)
01170   {
01171     if (this->sort_criteria != index) {
01172       this->sort_criteria = index;
01173       _last_sort_criteria[this->vehicle_type] = this->sort_criteria;
01174       this->regenerate_list = true;
01175     }
01176     this->SetDirty();
01177   }
01178 
01179   virtual void OnResize(Point new_size, Point delta)
01180   {
01181     if (delta.x != 0 && !this->listview_mode) {
01182       ResizeButtons(this, BUILD_VEHICLE_WIDGET_BUILD, BUILD_VEHICLE_WIDGET_RENAME);
01183     }
01184     if (delta.y == 0) return;
01185 
01186     this->vscroll.cap += delta.y / (int)GetVehicleListHeight(this->vehicle_type);
01187     this->widget[BUILD_VEHICLE_WIDGET_LIST].data = (this->vscroll.cap << 8) + 1;
01188   }
01189 };
01190 
01191 static const WindowDesc _build_vehicle_desc = {
01192   WDP_AUTO, WDP_AUTO, 240, 174, 240, 256,
01193   WC_BUILD_VEHICLE, WC_NONE,
01194   WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE | WDF_CONSTRUCTION,
01195   _build_vehicle_widgets,
01196 };
01197 
01198 void ShowBuildVehicleWindow(TileIndex tile, VehicleType type)
01199 {
01200   /* We want to be able to open both Available Train as Available Ships,
01201    *  so if tile == INVALID_TILE (Available XXX Window), use 'type' as unique number.
01202    *  As it always is a low value, it won't collide with any real tile
01203    *  number. */
01204   uint num = (tile == INVALID_TILE) ? (int)type : tile;
01205 
01206   assert(IsCompanyBuildableVehicleType(type));
01207 
01208   DeleteWindowById(WC_BUILD_VEHICLE, num);
01209 
01210   new BuildVehicleWindow(&_build_vehicle_desc, tile, type);
01211 }

Generated on Mon Mar 9 23:33:46 2009 for openttd by  doxygen 1.5.6