station_gui.cpp

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00001 /* $Id: station_gui.cpp 18731 2010-01-05 16:59:57Z 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 "openttd.h"
00014 #include "debug.h"
00015 #include "gui.h"
00016 #include "window_gui.h"
00017 #include "textbuf_gui.h"
00018 #include "company_func.h"
00019 #include "command_func.h"
00020 #include "vehicle_gui.h"
00021 #include "cargotype.h"
00022 #include "station_gui.h"
00023 #include "strings_func.h"
00024 #include "window_func.h"
00025 #include "viewport_func.h"
00026 #include "gfx_func.h"
00027 #include "widgets/dropdown_func.h"
00028 #include "station_base.h"
00029 #include "waypoint_base.h"
00030 #include "tilehighlight_func.h"
00031 #include "company_base.h"
00032 #include "sortlist_type.h"
00033 
00034 #include "table/strings.h"
00035 #include "table/sprites.h"
00036 
00044 int DrawCargoListText(uint32 cargo_mask, const Rect &r, StringID prefix)
00045 {
00046   bool first = true;
00047   char string[512];
00048   char *b = InlineString(string, prefix);
00049 
00050   for (CargoID i = 0; i < NUM_CARGO; i++) {
00051     if (b >= lastof(string) - (1 + 2 * 4)) break; // ',' or ' ' and two calls to Utf8Encode()
00052     if (HasBit(cargo_mask, i)) {
00053       if (first) {
00054         first = false;
00055       } else {
00056         /* Add a comma if this is not the first item */
00057         *b++ = ',';
00058         *b++ = ' ';
00059       }
00060       b = InlineString(b, CargoSpec::Get(i)->name);
00061     }
00062   }
00063 
00064   /* If first is still true then no cargo is accepted */
00065   if (first) b = InlineString(b, STR_JUST_NOTHING);
00066 
00067   *b = '\0';
00068 
00069   /* Make sure we detect any buffer overflow */
00070   assert(b < endof(string));
00071 
00072   SetDParamStr(0, string);
00073   return DrawStringMultiLine(r.left, r.right, r.top, r.bottom, STR_JUST_RAW_STRING);
00074 }
00075 
00086 int DrawStationCoverageAreaText(int left, int right, int top, StationCoverageType sct, int rad, bool supplies)
00087 {
00088   TileIndex tile = TileVirtXY(_thd.pos.x, _thd.pos.y);
00089   if (tile < MapSize()) {
00090     CargoArray cargos;
00091     if (supplies) {
00092       cargos = GetProductionAroundTiles(tile, _thd.size.x / TILE_SIZE, _thd.size.y / TILE_SIZE, rad);
00093     } else {
00094       cargos = GetAcceptanceAroundTiles(tile, _thd.size.x / TILE_SIZE, _thd.size.y / TILE_SIZE, rad);
00095     }
00096 
00097     /* Convert cargo counts to a set of cargo bits, and draw the result. */
00098     uint32 cargo_mask = 0;
00099     for (CargoID i = 0; i < NUM_CARGO; i++) {
00100       switch (sct) {
00101         case SCT_PASSENGERS_ONLY: if (!IsCargoInClass(i, CC_PASSENGERS)) continue; break;
00102         case SCT_NON_PASSENGERS_ONLY: if (IsCargoInClass(i, CC_PASSENGERS)) continue; break;
00103         case SCT_ALL: break;
00104         default: NOT_REACHED();
00105       }
00106       if (cargos[i] >= (supplies ? 1U : 8U)) SetBit(cargo_mask, i);
00107     }
00108     Rect r = {left, top, right, INT32_MAX};
00109     return DrawCargoListText(cargo_mask, r, supplies ? STR_STATION_BUILD_SUPPLIES_CARGO : STR_STATION_BUILD_ACCEPTS_CARGO);
00110   }
00111 
00112   return top;
00113 }
00114 
00120 void CheckRedrawStationCoverage(const Window *w)
00121 {
00122   if (_thd.dirty & 1) {
00123     _thd.dirty &= ~1;
00124     w->SetDirty();
00125   }
00126 }
00127 
00143 static void StationsWndShowStationRating(int left, int right, int y, CargoID type, uint amount, byte rating)
00144 {
00145   static const uint units_full  = 576; 
00146   static const uint rating_full = 224; 
00147 
00148   const CargoSpec *cs = CargoSpec::Get(type);
00149   if (!cs->IsValid()) return;
00150 
00151   int colour = cs->rating_colour;
00152   uint w = (minu(amount, units_full) + 5) / 36;
00153 
00154   int height = GetCharacterHeight(FS_SMALL);
00155 
00156   /* Draw total cargo (limited) on station (fits into 16 pixels) */
00157   if (w != 0) GfxFillRect(left, y, left + w - 1, y + height, colour);
00158 
00159   /* Draw a one pixel-wide bar of additional cargo meter, useful
00160    * for stations with only a small amount (<=30) */
00161   if (w == 0) {
00162     uint rest = amount / 5;
00163     if (rest != 0) {
00164       w += left;
00165       GfxFillRect(w, y + height - rest, w, y + height, colour);
00166     }
00167   }
00168 
00169   DrawString(left + 1, right, y, cs->abbrev, TC_BLACK);
00170 
00171   /* Draw green/red ratings bar (fits into 14 pixels) */
00172   y += height + 2;
00173   GfxFillRect(left + 1, y, left + 14, y, 0xB8);
00174   rating = minu(rating, rating_full) / 16;
00175   if (rating != 0) GfxFillRect(left + 1, y, left + rating, y, 0xD0);
00176 }
00177 
00178 typedef GUIList<const Station*> GUIStationList;
00179 
00181 enum StationListWidgets {
00182   SLW_CAPTION,        
00183   SLW_LIST,           
00184   SLW_SCROLLBAR,      
00185 
00186   SLW_TRAIN,          
00187   SLW_TRUCK,          
00188   SLW_BUS,            
00189   SLW_AIRPLANE,       
00190   SLW_SHIP,           
00191   SLW_FACILALL,       
00192 
00193   SLW_NOCARGOWAITING, 
00194   SLW_CARGOALL,       
00195 
00196   SLW_SORTBY,         
00197   SLW_SORTDROPBTN,    
00198 
00199   SLW_CARGOSTART,     
00200 };
00201 
00205 class CompanyStationsWindow : public Window
00206 {
00207 protected:
00208   /* Runtime saved values */
00209   static Listing last_sorting;
00210   static byte facilities;               // types of stations of interest
00211   static bool include_empty;            // whether we should include stations without waiting cargo
00212   static const uint32 cargo_filter_max;
00213   static uint32 cargo_filter;           // bitmap of cargo types to include
00214   static const Station *last_station;
00215 
00216   /* Constants for sorting stations */
00217   static const StringID sorter_names[];
00218   static GUIStationList::SortFunction * const sorter_funcs[];
00219 
00220   GUIStationList stations;
00221 
00222 
00228   void BuildStationsList(const Owner owner)
00229   {
00230     if (!this->stations.NeedRebuild()) return;
00231 
00232     DEBUG(misc, 3, "Building station list for company %d", owner);
00233 
00234     this->stations.Clear();
00235 
00236     const Station *st;
00237     FOR_ALL_STATIONS(st) {
00238       if (st->owner == owner || (st->owner == OWNER_NONE && HasStationInUse(st->index, owner))) {
00239         if (this->facilities & st->facilities) { // only stations with selected facilities
00240           int num_waiting_cargo = 0;
00241           for (CargoID j = 0; j < NUM_CARGO; j++) {
00242             if (!st->goods[j].cargo.Empty()) {
00243               num_waiting_cargo++; // count number of waiting cargo
00244               if (HasBit(this->cargo_filter, j)) {
00245                 *this->stations.Append() = st;
00246                 break;
00247               }
00248             }
00249           }
00250           /* stations without waiting cargo */
00251           if (num_waiting_cargo == 0 && this->include_empty) {
00252             *this->stations.Append() = st;
00253           }
00254         }
00255       }
00256     }
00257 
00258     this->stations.Compact();
00259     this->stations.RebuildDone();
00260 
00261     this->vscroll.SetCount(this->stations.Length()); // Update the scrollbar
00262   }
00263 
00265   static int CDECL StationNameSorter(const Station * const *a, const Station * const *b)
00266   {
00267     static char buf_cache[64];
00268     char buf[64];
00269 
00270     SetDParam(0, (*a)->index);
00271     GetString(buf, STR_STATION_NAME, lastof(buf));
00272 
00273     if (*b != last_station) {
00274       last_station = *b;
00275       SetDParam(0, (*b)->index);
00276       GetString(buf_cache, STR_STATION_NAME, lastof(buf_cache));
00277     }
00278 
00279     return strcmp(buf, buf_cache);
00280   }
00281 
00283   static int CDECL StationTypeSorter(const Station * const *a, const Station * const *b)
00284   {
00285     return (*a)->facilities - (*b)->facilities;
00286   }
00287 
00289   static int CDECL StationWaitingSorter(const Station * const *a, const Station * const *b)
00290   {
00291     Money diff = 0;
00292 
00293     for (CargoID j = 0; j < NUM_CARGO; j++) {
00294       if (!HasBit(cargo_filter, j)) continue;
00295       if (!(*a)->goods[j].cargo.Empty()) diff += GetTransportedGoodsIncome((*a)->goods[j].cargo.Count(), 20, 50, j);
00296       if (!(*b)->goods[j].cargo.Empty()) diff -= GetTransportedGoodsIncome((*b)->goods[j].cargo.Count(), 20, 50, j);
00297     }
00298 
00299     return ClampToI32(diff);
00300   }
00301 
00303   static int CDECL StationRatingMaxSorter(const Station * const *a, const Station * const *b)
00304   {
00305     byte maxr1 = 0;
00306     byte maxr2 = 0;
00307 
00308     for (CargoID j = 0; j < NUM_CARGO; j++) {
00309       if (!HasBit(cargo_filter, j)) continue;
00310       if (HasBit((*a)->goods[j].acceptance_pickup, GoodsEntry::PICKUP)) maxr1 = max(maxr1, (*a)->goods[j].rating);
00311       if (HasBit((*b)->goods[j].acceptance_pickup, GoodsEntry::PICKUP)) maxr2 = max(maxr2, (*b)->goods[j].rating);
00312     }
00313 
00314     return maxr1 - maxr2;
00315   }
00316 
00318   static int CDECL StationRatingMinSorter(const Station * const *a, const Station * const *b)
00319   {
00320     byte minr1 = 255;
00321     byte minr2 = 255;
00322 
00323     for (CargoID j = 0; j < NUM_CARGO; j++) {
00324       if (!HasBit(cargo_filter, j)) continue;
00325       if (HasBit((*a)->goods[j].acceptance_pickup, GoodsEntry::PICKUP)) minr1 = min(minr1, (*a)->goods[j].rating);
00326       if (HasBit((*b)->goods[j].acceptance_pickup, GoodsEntry::PICKUP)) minr2 = min(minr2, (*b)->goods[j].rating);
00327     }
00328 
00329     return -(minr1 - minr2);
00330   }
00331 
00333   void SortStationsList()
00334   {
00335     if (!this->stations.Sort()) return;
00336 
00337     /* Reset name sorter sort cache */
00338     this->last_station = NULL;
00339 
00340     /* Set the modified widget dirty */
00341     this->SetWidgetDirty(SLW_LIST);
00342   }
00343 
00344 public:
00345   CompanyStationsWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
00346   {
00347     this->stations.SetListing(this->last_sorting);
00348     this->stations.SetSortFuncs(this->sorter_funcs);
00349     this->stations.ForceRebuild();
00350     this->stations.NeedResort();
00351     this->SortStationsList();
00352 
00353     this->InitNested(desc, window_number);
00354     this->owner = (Owner)this->window_number;
00355 
00356     for (uint i = 0; i < NUM_CARGO; i++) {
00357       const CargoSpec *cs = CargoSpec::Get(i);
00358       if (cs->IsValid() && HasBit(this->cargo_filter, i)) this->LowerWidget(SLW_CARGOSTART + i);
00359     }
00360 
00361     if (this->cargo_filter == this->cargo_filter_max) this->cargo_filter = _cargo_mask;
00362 
00363     for (uint i = 0; i < 5; i++) {
00364       if (HasBit(this->facilities, i)) this->LowerWidget(i + SLW_TRAIN);
00365     }
00366     this->SetWidgetLoweredState(SLW_FACILALL, this->facilities == (FACIL_TRAIN | FACIL_TRUCK_STOP | FACIL_BUS_STOP | FACIL_AIRPORT | FACIL_DOCK));
00367     this->SetWidgetLoweredState(SLW_CARGOALL, this->cargo_filter == _cargo_mask && this->include_empty);
00368     this->SetWidgetLoweredState(SLW_NOCARGOWAITING, this->include_empty);
00369 
00370     this->GetWidget<NWidgetCore>(SLW_SORTDROPBTN)->widget_data = this->sorter_names[this->stations.SortType()];
00371   }
00372 
00373   ~CompanyStationsWindow()
00374   {
00375     this->last_sorting = this->stations.GetListing();
00376   }
00377 
00378   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00379   {
00380     switch (widget) {
00381       case SLW_SORTBY: {
00382         Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
00383         d.width += padding.width + WD_SORTBUTTON_ARROW_WIDTH * 2; // Doubled since the word is centered, also looks nice.
00384         d.height += padding.height;
00385         *size = maxdim(*size, d);
00386         break;
00387       }
00388 
00389       case SLW_SORTDROPBTN: {
00390         Dimension d = {0, 0};
00391         for (int i = 0; this->sorter_names[i] != INVALID_STRING_ID; i++) {
00392           d = maxdim(d, GetStringBoundingBox(this->sorter_names[i]));
00393         }
00394         d.width += padding.width;
00395         d.height += padding.height;
00396         *size = maxdim(*size, d);
00397         break;
00398       }
00399 
00400       case SLW_LIST:
00401         resize->height = FONT_HEIGHT_NORMAL;
00402         size->height = WD_FRAMERECT_TOP + 5 * resize->height + WD_FRAMERECT_BOTTOM;
00403         break;
00404 
00405       case SLW_TRAIN:
00406       case SLW_TRUCK:
00407       case SLW_BUS:
00408       case SLW_AIRPLANE:
00409       case SLW_SHIP:
00410         size->height = max<uint>(FONT_HEIGHT_SMALL, 10) + padding.height;
00411         break;
00412 
00413       case SLW_CARGOALL:
00414       case SLW_FACILALL:
00415       case SLW_NOCARGOWAITING: {
00416         Dimension d = GetStringBoundingBox(widget == SLW_NOCARGOWAITING ? STR_ABBREV_NONE : STR_ABBREV_ALL);
00417         d.width  += padding.width + 2;
00418         d.height += padding.height;
00419         *size = maxdim(*size, d);
00420         break;
00421       }
00422 
00423       default:
00424         if (widget >= SLW_CARGOSTART) {
00425           const CargoSpec *cs = CargoSpec::Get(widget - SLW_CARGOSTART);
00426           if (cs->IsValid()) {
00427             Dimension d = GetStringBoundingBox(cs->abbrev);
00428             d.width  += padding.width + 2;
00429             d.height += padding.height;
00430             *size = maxdim(*size, d);
00431           }
00432         }
00433         break;
00434     }
00435   }
00436 
00437   virtual void OnPaint()
00438   {
00439     this->BuildStationsList((Owner)this->window_number);
00440     this->SortStationsList();
00441 
00442     this->DrawWidgets();
00443   }
00444 
00445   virtual void DrawWidget(const Rect &r, int widget) const
00446   {
00447     switch (widget) {
00448       case SLW_SORTBY:
00449         /* draw arrow pointing up/down for ascending/descending sorting */
00450         this->DrawSortButtonState(SLW_SORTBY, this->stations.IsDescSortOrder() ? SBS_DOWN : SBS_UP);
00451         break;
00452 
00453       case SLW_LIST: {
00454         bool rtl = _dynlang.text_dir == TD_RTL;
00455         int max = min(this->vscroll.GetPosition() + this->vscroll.GetCapacity(), this->stations.Length());
00456         int y = r.top + WD_FRAMERECT_TOP;
00457         for (int i = this->vscroll.GetPosition(); i < max; ++i) { // do until max number of stations of owner
00458           const Station *st = this->stations[i];
00459           assert(st->xy != INVALID_TILE);
00460 
00461           /* Do not do the complex check HasStationInUse here, it may be even false
00462            * when the order had been removed and the station list hasn't been removed yet */
00463           assert(st->owner == owner || st->owner == OWNER_NONE);
00464 
00465           SetDParam(0, st->index);
00466           SetDParam(1, st->facilities);
00467           int x = DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_LIST_STATION);
00468           x += rtl ? -5 : 5;
00469 
00470           /* show cargo waiting and station ratings */
00471           for (CargoID j = 0; j < NUM_CARGO; j++) {
00472             if (!st->goods[j].cargo.Empty()) {
00473               /* For RTL we work in exactly the opposite direction. So
00474                * decrement the space needed first, then draw to the left
00475                * instead of drawing to the left and then incrementing
00476                * the space. */
00477               if (rtl) {
00478                 x -= 20;
00479                 if (x < r.left + WD_FRAMERECT_LEFT) break;
00480               }
00481               StationsWndShowStationRating(x, x + 16, y, j, st->goods[j].cargo.Count(), st->goods[j].rating);
00482               if (!rtl) {
00483                 x += 20;
00484                 if (x > r.right - WD_FRAMERECT_RIGHT) break;
00485               }
00486             }
00487           }
00488           y += FONT_HEIGHT_NORMAL;
00489         }
00490 
00491         if (this->vscroll.GetCount() == 0) { // company has no stations
00492           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_LIST_NONE);
00493           return;
00494         }
00495         break;
00496       }
00497 
00498       case SLW_NOCARGOWAITING: {
00499         int cg_ofst = this->IsWidgetLowered(widget) ? 2 : 1;
00500         DrawString(r.left + cg_ofst, r.right + cg_ofst, r.top + cg_ofst, STR_ABBREV_NONE, TC_BLACK, SA_CENTER);
00501         break;
00502       }
00503 
00504       case SLW_CARGOALL: {
00505         int cg_ofst = this->IsWidgetLowered(widget) ? 2 : 1;
00506         DrawString(r.left + cg_ofst, r.right + cg_ofst, r.top + cg_ofst, STR_ABBREV_ALL, TC_BLACK, SA_CENTER);
00507         break;
00508       }
00509 
00510       case SLW_FACILALL: {
00511         int cg_ofst = this->IsWidgetLowered(widget) ? 2 : 1;
00512         DrawString(r.left + cg_ofst, r.right + cg_ofst, r.top + cg_ofst, STR_ABBREV_ALL, TC_BLACK);
00513         break;
00514       }
00515 
00516       default:
00517         if (widget >= SLW_CARGOSTART) {
00518           const CargoSpec *cs = CargoSpec::Get(widget - SLW_CARGOSTART);
00519           if (cs->IsValid()) {
00520             int cg_ofst = HasBit(this->cargo_filter, cs->Index()) ? 2 : 1;
00521             GfxFillRect(r.left + cg_ofst, r.top + cg_ofst, r.right - 2 + cg_ofst, r.bottom - 2 + cg_ofst, cs->rating_colour);
00522             DrawString(r.left + cg_ofst, r.right + cg_ofst, r.top + cg_ofst, cs->abbrev, TC_BLACK, SA_CENTER);
00523           }
00524         }
00525         break;
00526     }
00527   }
00528 
00529   virtual void SetStringParameters(int widget) const
00530   {
00531     if (widget == SLW_CAPTION) {
00532       SetDParam(0, this->window_number);
00533       SetDParam(1, this->vscroll.GetCount());
00534     }
00535   }
00536 
00537   virtual void OnClick(Point pt, int widget)
00538   {
00539     switch (widget) {
00540       case SLW_LIST: {
00541         uint32 id_v = (pt.y - this->GetWidget<NWidgetBase>(SLW_LIST)->pos_y - WD_FRAMERECT_TOP) / FONT_HEIGHT_NORMAL;
00542 
00543         if (id_v >= this->vscroll.GetCapacity()) return; // click out of bounds
00544 
00545         id_v += this->vscroll.GetPosition();
00546 
00547         if (id_v >= this->stations.Length()) return; // click out of list bound
00548 
00549         const Station *st = this->stations[id_v];
00550         /* do not check HasStationInUse - it is slow and may be invalid */
00551         assert(st->owner == (Owner)this->window_number || st->owner == OWNER_NONE);
00552 
00553         if (_ctrl_pressed) {
00554           ShowExtraViewPortWindow(st->xy);
00555         } else {
00556           ScrollMainWindowToTile(st->xy);
00557         }
00558         break;
00559       }
00560 
00561       case SLW_TRAIN:
00562       case SLW_TRUCK:
00563       case SLW_BUS:
00564       case SLW_AIRPLANE:
00565       case SLW_SHIP:
00566         if (_ctrl_pressed) {
00567           ToggleBit(this->facilities, widget - SLW_TRAIN);
00568           this->ToggleWidgetLoweredState(widget);
00569         } else {
00570           uint i;
00571           FOR_EACH_SET_BIT(i, this->facilities) {
00572             this->RaiseWidget(i + SLW_TRAIN);
00573           }
00574           SetBit(this->facilities, widget - SLW_TRAIN);
00575           this->LowerWidget(widget);
00576         }
00577         this->SetWidgetLoweredState(SLW_FACILALL, this->facilities == (FACIL_TRAIN | FACIL_TRUCK_STOP | FACIL_BUS_STOP | FACIL_AIRPORT | FACIL_DOCK));
00578         this->stations.ForceRebuild();
00579         this->SetDirty();
00580         break;
00581 
00582       case SLW_FACILALL:
00583         for (uint i = 0; i < 5; i++) {
00584           this->LowerWidget(i + SLW_TRAIN);
00585         }
00586         this->LowerWidget(SLW_FACILALL);
00587 
00588         this->facilities = FACIL_TRAIN | FACIL_TRUCK_STOP | FACIL_BUS_STOP | FACIL_AIRPORT | FACIL_DOCK;
00589         this->stations.ForceRebuild();
00590         this->SetDirty();
00591         break;
00592 
00593       case SLW_CARGOALL: {
00594         for (uint i = 0; i < NUM_CARGO; i++) {
00595           const CargoSpec *cs = CargoSpec::Get(i);
00596           if (cs->IsValid()) this->LowerWidget(SLW_CARGOSTART + i);
00597         }
00598         this->LowerWidget(SLW_NOCARGOWAITING);
00599         this->LowerWidget(SLW_CARGOALL);
00600 
00601         this->cargo_filter = _cargo_mask;
00602         this->include_empty = true;
00603         this->stations.ForceRebuild();
00604         this->SetDirty();
00605         break;
00606       }
00607 
00608       case SLW_SORTBY: // flip sorting method asc/desc
00609         this->stations.ToggleSortOrder();
00610         this->flags4 |= WF_TIMEOUT_BEGIN;
00611         this->LowerWidget(SLW_SORTBY);
00612         this->SetDirty();
00613         break;
00614 
00615       case SLW_SORTDROPBTN: // select sorting criteria dropdown menu
00616         ShowDropDownMenu(this, this->sorter_names, this->stations.SortType(), SLW_SORTDROPBTN, 0, 0);
00617         break;
00618 
00619       case SLW_NOCARGOWAITING:
00620         if (_ctrl_pressed) {
00621           this->include_empty = !this->include_empty;
00622           this->ToggleWidgetLoweredState(SLW_NOCARGOWAITING);
00623         } else {
00624           for (uint i = 0; i < NUM_CARGO; i++) {
00625             const CargoSpec *cs = CargoSpec::Get(i);
00626             if (cs->IsValid()) this->RaiseWidget(SLW_CARGOSTART + i);
00627           }
00628 
00629           this->cargo_filter = 0;
00630           this->include_empty = true;
00631 
00632           this->LowerWidget(SLW_NOCARGOWAITING);
00633         }
00634         this->SetWidgetLoweredState(SLW_CARGOALL, this->cargo_filter == _cargo_mask && this->include_empty);
00635         this->stations.ForceRebuild();
00636         this->SetDirty();
00637         break;
00638 
00639       default:
00640         if (widget >= SLW_CARGOSTART) { // change cargo_filter
00641           /* Determine the selected cargo type */
00642           const CargoSpec *cs = CargoSpec::Get(widget - SLW_CARGOSTART);
00643           if (!cs->IsValid()) break;
00644 
00645           if (_ctrl_pressed) {
00646             ToggleBit(this->cargo_filter, cs->Index());
00647             this->ToggleWidgetLoweredState(widget);
00648           } else {
00649             for (uint i = 0; i < NUM_CARGO; i++) {
00650               const CargoSpec *cs = CargoSpec::Get(i);
00651               if (cs->IsValid()) this->RaiseWidget(SLW_CARGOSTART + i);
00652             }
00653             this->RaiseWidget(SLW_NOCARGOWAITING);
00654 
00655             this->cargo_filter = 0;
00656             this->include_empty = false;
00657 
00658             SetBit(this->cargo_filter, cs->Index());
00659             this->LowerWidget(widget);
00660           }
00661           this->SetWidgetLoweredState(SLW_CARGOALL, this->cargo_filter == _cargo_mask && this->include_empty);
00662           this->stations.ForceRebuild();
00663           this->SetDirty();
00664         }
00665         break;
00666     }
00667   }
00668 
00669   virtual void OnDropdownSelect(int widget, int index)
00670   {
00671     if (this->stations.SortType() != index) {
00672       this->stations.SetSortType(index);
00673 
00674       /* Display the current sort variant */
00675       this->GetWidget<NWidgetCore>(SLW_SORTDROPBTN)->widget_data = this->sorter_names[this->stations.SortType()];
00676 
00677       this->SetDirty();
00678     }
00679   }
00680 
00681   virtual void OnTick()
00682   {
00683     if (_pause_mode != PM_UNPAUSED) return;
00684     if (this->stations.NeedResort()) {
00685       DEBUG(misc, 3, "Periodic rebuild station list company %d", this->window_number);
00686       this->SetDirty();
00687     }
00688   }
00689 
00690   virtual void OnTimeout()
00691   {
00692     this->RaiseWidget(SLW_SORTBY);
00693     this->SetDirty();
00694   }
00695 
00696   virtual void OnResize()
00697   {
00698     this->vscroll.SetCapacityFromWidget(this, SLW_LIST, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM);
00699   }
00700 
00701   virtual void OnInvalidateData(int data)
00702   {
00703     if (data == 0) {
00704       this->stations.ForceRebuild();
00705     } else {
00706       this->stations.ForceResort();
00707     }
00708   }
00709 };
00710 
00711 Listing CompanyStationsWindow::last_sorting = {false, 0};
00712 byte CompanyStationsWindow::facilities = FACIL_TRAIN | FACIL_TRUCK_STOP | FACIL_BUS_STOP | FACIL_AIRPORT | FACIL_DOCK;
00713 bool CompanyStationsWindow::include_empty = true;
00714 const uint32 CompanyStationsWindow::cargo_filter_max = UINT32_MAX;
00715 uint32 CompanyStationsWindow::cargo_filter = UINT32_MAX;
00716 const Station *CompanyStationsWindow::last_station = NULL;
00717 
00718 /* Availible station sorting functions */
00719 GUIStationList::SortFunction * const CompanyStationsWindow::sorter_funcs[] = {
00720   &StationNameSorter,
00721   &StationTypeSorter,
00722   &StationWaitingSorter,
00723   &StationRatingMaxSorter,
00724   &StationRatingMinSorter
00725 };
00726 
00727 /* Names of the sorting functions */
00728 const StringID CompanyStationsWindow::sorter_names[] = {
00729   STR_SORT_BY_NAME,
00730   STR_SORT_BY_FACILITY,
00731   STR_SORT_BY_WAITING,
00732   STR_SORT_BY_RATING_MAX,
00733   STR_SORT_BY_RATING_MIN,
00734   INVALID_STRING_ID
00735 };
00736 
00741 static NWidgetBase *CargoWidgets(int *biggest_index)
00742 {
00743   NWidgetHorizontal *container = new NWidgetHorizontal();
00744 
00745   for (uint i = 0; i < NUM_CARGO; i++) {
00746     const CargoSpec *cs = CargoSpec::Get(i);
00747     if (cs->IsValid()) {
00748       NWidgetBackground *panel = new NWidgetBackground(WWT_PANEL, COLOUR_GREY, SLW_CARGOSTART + i);
00749       panel->SetMinimalSize(14, 11);
00750       panel->SetResize(0, 0);
00751       panel->SetFill(0, 1);
00752       panel->SetDataTip(0, STR_STATION_LIST_USE_CTRL_TO_SELECT_MORE);
00753       container->Add(panel);
00754     } else {
00755       NWidgetLeaf *nwi = new NWidgetLeaf(WWT_EMPTY, COLOUR_GREY, SLW_CARGOSTART + i, 0x0, STR_NULL);
00756       nwi->SetMinimalSize(0, 11);
00757       nwi->SetResize(0, 0);
00758       nwi->SetFill(0, 1);
00759       container->Add(nwi);
00760     }
00761   }
00762   *biggest_index = SLW_CARGOSTART + NUM_CARGO;
00763   return container;
00764 }
00765 
00766 static const NWidgetPart _nested_company_stations_widgets[] = {
00767   NWidget(NWID_HORIZONTAL),
00768     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00769     NWidget(WWT_CAPTION, COLOUR_GREY, SLW_CAPTION), SetDataTip(STR_STATION_LIST_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00770     NWidget(WWT_SHADEBOX, COLOUR_GREY),
00771     NWidget(WWT_STICKYBOX, COLOUR_GREY),
00772   EndContainer(),
00773   NWidget(NWID_HORIZONTAL),
00774     NWidget(WWT_TEXTBTN, COLOUR_GREY, SLW_TRAIN), SetMinimalSize(14, 11), SetDataTip(STR_TRAIN, STR_STATION_LIST_USE_CTRL_TO_SELECT_MORE), SetFill(0, 1),
00775     NWidget(WWT_TEXTBTN, COLOUR_GREY, SLW_TRUCK), SetMinimalSize(14, 11), SetDataTip(STR_LORRY, STR_STATION_LIST_USE_CTRL_TO_SELECT_MORE), SetFill(0, 1),
00776     NWidget(WWT_TEXTBTN, COLOUR_GREY, SLW_BUS), SetMinimalSize(14, 11), SetDataTip(STR_BUS, STR_STATION_LIST_USE_CTRL_TO_SELECT_MORE), SetFill(0, 1),
00777     NWidget(WWT_TEXTBTN, COLOUR_GREY, SLW_AIRPLANE), SetMinimalSize(14, 11), SetDataTip(STR_PLANE, STR_STATION_LIST_USE_CTRL_TO_SELECT_MORE), SetFill(0, 1),
00778     NWidget(WWT_TEXTBTN, COLOUR_GREY, SLW_SHIP), SetMinimalSize(14, 11), SetDataTip(STR_SHIP, STR_STATION_LIST_USE_CTRL_TO_SELECT_MORE), SetFill(0, 1),
00779     NWidget(WWT_PANEL, COLOUR_GREY, SLW_FACILALL), SetMinimalSize(14, 11), SetDataTip(0x0, STR_STATION_LIST_SELECT_ALL_FACILITIES), SetFill(0, 1), EndContainer(),
00780     NWidget(WWT_PANEL, COLOUR_GREY), SetMinimalSize(5, 11), SetFill(0, 1), EndContainer(),
00781     NWidgetFunction(CargoWidgets),
00782     NWidget(WWT_PANEL, COLOUR_GREY, SLW_NOCARGOWAITING), SetMinimalSize(14, 11), SetDataTip(0x0, STR_STATION_LIST_NO_WAITING_CARGO), SetFill(0, 1), EndContainer(),
00783     NWidget(WWT_PANEL, COLOUR_GREY, SLW_CARGOALL), SetMinimalSize(14, 11), SetDataTip(0x0, STR_STATION_LIST_SELECT_ALL_TYPES), SetFill(0, 1), EndContainer(),
00784     NWidget(WWT_PANEL, COLOUR_GREY), SetDataTip(0x0, STR_NULL), SetResize(1, 0), SetFill(1, 1), EndContainer(),
00785   EndContainer(),
00786   NWidget(NWID_HORIZONTAL),
00787     NWidget(WWT_TEXTBTN, COLOUR_GREY, SLW_SORTBY), SetMinimalSize(81, 12), SetDataTip(STR_BUTTON_SORT_BY, STR_TOOLTIP_SORT_ORDER),
00788     NWidget(WWT_DROPDOWN, COLOUR_GREY, SLW_SORTDROPBTN), SetMinimalSize(163, 12), SetDataTip(STR_SORT_BY_NAME, STR_TOOLTIP_SORT_CRITERIAP), // widget_data gets overwritten.
00789     NWidget(WWT_PANEL, COLOUR_GREY), SetDataTip(0x0, STR_NULL), SetResize(1, 0), SetFill(1, 1), EndContainer(),
00790   EndContainer(),
00791   NWidget(NWID_HORIZONTAL),
00792     NWidget(WWT_PANEL, COLOUR_GREY, SLW_LIST), SetMinimalSize(346, 125), SetResize(1, 10), SetDataTip(0x0, STR_STATION_LIST_TOOLTIP), EndContainer(),
00793     NWidget(NWID_VERTICAL),
00794       NWidget(WWT_SCROLLBAR, COLOUR_GREY, SLW_SCROLLBAR),
00795       NWidget(WWT_RESIZEBOX, COLOUR_GREY),
00796     EndContainer(),
00797   EndContainer(),
00798 };
00799 
00800 static const WindowDesc _company_stations_desc(
00801   WDP_AUTO, 358, 162,
00802   WC_STATION_LIST, WC_NONE,
00803   0,
00804   _nested_company_stations_widgets, lengthof(_nested_company_stations_widgets)
00805 );
00806 
00812 void ShowCompanyStations(CompanyID company)
00813 {
00814   if (!Company::IsValidID(company)) return;
00815 
00816   AllocateWindowDescFront<CompanyStationsWindow>(&_company_stations_desc, company);
00817 }
00818 
00819 static const NWidgetPart _nested_station_view_widgets[] = {
00820   NWidget(NWID_HORIZONTAL),
00821     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00822     NWidget(WWT_CAPTION, COLOUR_GREY, SVW_CAPTION), SetDataTip(STR_STATION_VIEW_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00823     NWidget(WWT_SHADEBOX, COLOUR_GREY),
00824     NWidget(WWT_STICKYBOX, COLOUR_GREY),
00825   EndContainer(),
00826   NWidget(NWID_HORIZONTAL),
00827     NWidget(WWT_PANEL, COLOUR_GREY, SVW_WAITING), SetMinimalSize(237, 52), SetResize(1, 10), EndContainer(),
00828     NWidget(WWT_SCROLLBAR, COLOUR_GREY, SVW_SCROLLBAR),
00829   EndContainer(),
00830   NWidget(WWT_PANEL, COLOUR_GREY, SVW_ACCEPTLIST), SetMinimalSize(249, 32), SetResize(1, 0), EndContainer(),
00831   NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
00832     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, SVW_LOCATION), SetMinimalSize(60, 12), SetResize(1, 0), SetFill(1, 1),
00833         SetDataTip(STR_BUTTON_LOCATION, STR_STATION_VIEW_CENTER_TOOLTIP),
00834     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, SVW_ACCEPTS), SetMinimalSize(61, 12), SetResize(1, 0), SetFill(1, 1),
00835         SetDataTip(STR_STATION_VIEW_RATINGS_BUTTON, STR_STATION_VIEW_RATINGS_TOOLTIP),
00836     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, SVW_RENAME), SetMinimalSize(60, 12), SetResize(1, 0), SetFill(1, 1),
00837         SetDataTip(STR_BUTTON_RENAME, STR_STATION_VIEW_RENAME_TOOLTIP),
00838     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, SVW_TRAINS), SetMinimalSize(14, 12), SetFill(0, 1), SetDataTip(STR_TRAIN, STR_STATION_VIEW_SCHEDULED_TRAINS_TOOLTIP),
00839     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, SVW_ROADVEHS), SetMinimalSize(14, 12), SetFill(0, 1), SetDataTip(STR_LORRY, STR_STATION_VIEW_SCHEDULED_ROAD_VEHICLES_TOOLTIP),
00840     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, SVW_PLANES),  SetMinimalSize(14, 12), SetFill(0, 1), SetDataTip(STR_PLANE, STR_STATION_VIEW_SCHEDULED_AIRCRAFT_TOOLTIP),
00841     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, SVW_SHIPS), SetMinimalSize(14, 12), SetFill(0, 1), SetDataTip(STR_SHIP, STR_STATION_VIEW_SCHEDULED_SHIPS_TOOLTIP),
00842     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
00843   EndContainer(),
00844 };
00845 
00856 static void DrawCargoIcons(CargoID i, uint waiting, int left, int right, int y)
00857 {
00858   uint num = min((waiting + 5) / 10, (right - left) / 10); // maximum is width / 10 icons so it won't overflow
00859   if (num == 0) return;
00860 
00861   SpriteID sprite = CargoSpec::Get(i)->GetCargoIcon();
00862 
00863   int x = _dynlang.text_dir == TD_RTL ? right - num * 10 : left;
00864   do {
00865     DrawSprite(sprite, PAL_NONE, x, y);
00866     x += 10;
00867   } while (--num);
00868 }
00869 
00870 struct CargoData {
00871   CargoID cargo;
00872   StationID source;
00873   uint count;
00874 
00875   CargoData(CargoID cargo, StationID source, uint count) :
00876     cargo(cargo),
00877     source(source),
00878     count(count)
00879   { }
00880 };
00881 
00882 typedef std::list<CargoData> CargoDataList;
00883 
00887 struct StationViewWindow : public Window {
00888   uint32 cargo;                 
00889   uint16 cargo_rows[NUM_CARGO]; 
00890   uint expand_shrink_width;     
00891 
00893   enum AcceptListHeight {
00894     ALH_RATING  = 13, 
00895     ALH_ACCEPTS = 3,  
00896   };
00897 
00898   StationViewWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
00899   {
00900     this->CreateNestedTree(desc);
00901     /* Nested widget tree creation is done in two steps to ensure that this->GetWidget<NWidgetCore>(SVW_ACCEPTS) exists in UpdateWidgetSize(). */
00902     this->FinishInitNested(desc, window_number);
00903 
00904     Owner owner = Station::Get(window_number)->owner;
00905     if (owner != OWNER_NONE) this->owner = owner;
00906   }
00907 
00908   ~StationViewWindow()
00909   {
00910     WindowNumber wno = (this->window_number << 16) | VLW_STATION_LIST | Station::Get(this->window_number)->owner;
00911 
00912     DeleteWindowById(WC_TRAINS_LIST, wno | (VEH_TRAIN << 11), false);
00913     DeleteWindowById(WC_ROADVEH_LIST, wno | (VEH_ROAD << 11), false);
00914     DeleteWindowById(WC_SHIPS_LIST, wno | (VEH_SHIP << 11), false);
00915     DeleteWindowById(WC_AIRCRAFT_LIST, wno | (VEH_AIRCRAFT << 11), false);
00916   }
00917 
00918   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00919   {
00920     switch (widget) {
00921       case SVW_WAITING:
00922         resize->height = FONT_HEIGHT_NORMAL;
00923         size->height = WD_FRAMERECT_TOP + 5 * resize->height + WD_FRAMERECT_BOTTOM;
00924         this->expand_shrink_width = max(GetStringBoundingBox("-").width, GetStringBoundingBox("+").width) + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
00925         break;
00926 
00927       case SVW_ACCEPTLIST:
00928         size->height = WD_FRAMERECT_TOP + ((this->GetWidget<NWidgetCore>(SVW_ACCEPTS)->widget_data == STR_STATION_VIEW_RATINGS_BUTTON) ? ALH_ACCEPTS : ALH_RATING) * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM;
00929         break;
00930     }
00931   }
00932 
00933   virtual void OnPaint()
00934   {
00935     CargoDataList cargolist;
00936     uint32 transfers = 0;
00937     this->OrderWaitingCargo(&cargolist, &transfers);
00938 
00939     this->vscroll.SetCount((int)cargolist.size() + 1); // update scrollbar
00940 
00941     /* disable some buttons */
00942     const Station *st = Station::Get(this->window_number);
00943     this->SetWidgetDisabledState(SVW_RENAME,   st->owner != _local_company);
00944     this->SetWidgetDisabledState(SVW_TRAINS,   !(st->facilities & FACIL_TRAIN));
00945     this->SetWidgetDisabledState(SVW_ROADVEHS, !(st->facilities & FACIL_TRUCK_STOP) && !(st->facilities & FACIL_BUS_STOP));
00946     this->SetWidgetDisabledState(SVW_PLANES,   !(st->facilities & FACIL_AIRPORT));
00947     this->SetWidgetDisabledState(SVW_SHIPS,    !(st->facilities & FACIL_DOCK));
00948 
00949     this->DrawWidgets();
00950 
00951     if (!this->IsShaded()) {
00952       NWidgetBase *nwi = this->GetWidget<NWidgetBase>(SVW_WAITING);
00953       Rect waiting_rect = {nwi->pos_x, nwi->pos_y, nwi->pos_x + nwi->current_x - 1, nwi->pos_y + nwi->current_y - 1};
00954       this->DrawWaitingCargo(waiting_rect, cargolist, transfers);
00955     }
00956   }
00957 
00958   virtual void DrawWidget(const Rect &r, int widget) const
00959   {
00960     if (widget != SVW_ACCEPTLIST) return;
00961 
00962     if (this->GetWidget<NWidgetCore>(SVW_ACCEPTS)->widget_data == STR_STATION_VIEW_RATINGS_BUTTON) {
00963       this->DrawAcceptedCargo(r);
00964     } else {
00965       this->DrawCargoRatings(r);
00966     }
00967   }
00968 
00969   virtual void SetStringParameters(int widget) const
00970   {
00971     if (widget == SVW_CAPTION) {
00972       const Station *st = Station::Get(this->window_number);
00973       SetDParam(0, st->index);
00974       SetDParam(1, st->facilities);
00975     }
00976   }
00977 
00983   void OrderWaitingCargo(CargoDataList *cargolist, uint32 *transfers)
00984   {
00985     assert(cargolist->size() == 0);
00986     *transfers = 0;
00987 
00988     StationID station_id = this->window_number;
00989     const Station *st = Station::Get(station_id);
00990 
00991     /* count types of cargos waiting in station */
00992     for (CargoID i = 0; i < NUM_CARGO; i++) {
00993       if (st->goods[i].cargo.Empty()) {
00994         this->cargo_rows[i] = 0;
00995       } else {
00996         /* Add an entry for total amount of cargo of this type waiting. */
00997         cargolist->push_back(CargoData(i, INVALID_STATION, st->goods[i].cargo.Count()));
00998 
00999         /* Set the row for this cargo entry for the expand/hide button */
01000         this->cargo_rows[i] = (uint16)cargolist->size();
01001 
01002         /* Add an entry for each distinct cargo source. */
01003         const StationCargoList::List *packets = st->goods[i].cargo.Packets();
01004         for (StationCargoList::ConstIterator it(packets->begin()); it != packets->end(); it++) {
01005           const CargoPacket *cp = *it;
01006           if (cp->SourceStation() != station_id) {
01007             bool added = false;
01008 
01009             /* Enable the expand/hide button for this cargo type */
01010             SetBit(*transfers, i);
01011 
01012             /* Don't add cargo lines if not expanded */
01013             if (!HasBit(this->cargo, i)) break;
01014 
01015             /* Check if we already have this source in the list */
01016             for (CargoDataList::iterator jt(cargolist->begin()); jt != cargolist->end(); jt++) {
01017               CargoData *cd = &(*jt);
01018               if (cd->cargo == i && cd->source == cp->SourceStation()) {
01019                 cd->count += cp->Count();
01020                 added = true;
01021                 break;
01022               }
01023             }
01024 
01025             if (!added) cargolist->push_back(CargoData(i, cp->SourceStation(), cp->Count()));
01026           }
01027         }
01028       }
01029     }
01030   }
01031 
01037   void DrawWaitingCargo(const Rect &r, const CargoDataList &cargolist, uint32 transfers) const
01038   {
01039     int y = r.top + WD_FRAMERECT_TOP;
01040     int pos = this->vscroll.GetPosition();
01041 
01042     const Station *st = Station::Get(this->window_number);
01043     if (--pos < 0) {
01044       StringID str = STR_JUST_NOTHING;
01045       for (CargoID i = 0; i < NUM_CARGO; i++) {
01046         if (!st->goods[i].cargo.Empty()) str = STR_EMPTY;
01047       }
01048       SetDParam(0, str);
01049       DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_VIEW_WAITING_TITLE);
01050       y += FONT_HEIGHT_NORMAL;
01051     }
01052 
01053     bool rtl = _dynlang.text_dir == TD_RTL;
01054     int text_left    = rtl ? r.left + this->expand_shrink_width : r.left + WD_FRAMERECT_LEFT;
01055     int text_right   = rtl ? r.right - WD_FRAMERECT_LEFT : r.right - this->expand_shrink_width;
01056     int shrink_left  = rtl ? r.left + WD_FRAMERECT_LEFT : r.right - this->expand_shrink_width + WD_FRAMERECT_LEFT;
01057     int shrink_right = rtl ? r.left + this->expand_shrink_width - WD_FRAMERECT_RIGHT : r.right - WD_FRAMERECT_RIGHT;
01058 
01059 
01060     int maxrows = this->vscroll.GetCapacity();
01061     for (CargoDataList::const_iterator it = cargolist.begin(); it != cargolist.end() && pos > -maxrows; ++it) {
01062       if (--pos < 0) {
01063         const CargoData *cd = &(*it);
01064         if (cd->source == INVALID_STATION) {
01065           /* Heading */
01066           DrawCargoIcons(cd->cargo, cd->count, r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y);
01067           SetDParam(0, cd->cargo);
01068           SetDParam(1, cd->count);
01069           if (HasBit(transfers, cd->cargo)) {
01070             /* This cargo has transfers waiting so show the expand or shrink 'button' */
01071             const char *sym = HasBit(this->cargo, cd->cargo) ? "-" : "+";
01072             DrawString(text_left, text_right, y, STR_STATION_VIEW_WAITING_CARGO, TC_FROMSTRING, SA_RIGHT);
01073             DrawString(shrink_left, shrink_right, y, sym, TC_YELLOW, SA_RIGHT);
01074           } else {
01075             DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_VIEW_WAITING_CARGO, TC_FROMSTRING, SA_RIGHT);
01076           }
01077         } else {
01078           SetDParam(0, cd->cargo);
01079           SetDParam(1, cd->count);
01080           SetDParam(2, cd->source);
01081           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_VIEW_EN_ROUTE_FROM, TC_FROMSTRING, SA_RIGHT);
01082         }
01083 
01084         y += FONT_HEIGHT_NORMAL;
01085       }
01086     }
01087   }
01088 
01092   void DrawAcceptedCargo(const Rect &r) const
01093   {
01094     const Station *st = Station::Get(this->window_number);
01095 
01096     uint32 cargo_mask = 0;
01097     for (CargoID i = 0; i < NUM_CARGO; i++) {
01098       if (HasBit(st->goods[i].acceptance_pickup, GoodsEntry::ACCEPTANCE)) SetBit(cargo_mask, i);
01099     }
01100     Rect s = {r.left + WD_FRAMERECT_LEFT, r.top + WD_FRAMERECT_TOP, r.right - WD_FRAMERECT_RIGHT, r.bottom - WD_FRAMERECT_BOTTOM};
01101     DrawCargoListText(cargo_mask, s, STR_STATION_VIEW_ACCEPTS_CARGO);
01102   }
01103 
01107   void DrawCargoRatings(const Rect &r) const
01108   {
01109     const Station *st = Station::Get(this->window_number);
01110     int y = r.top + WD_FRAMERECT_TOP;
01111 
01112     DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_VIEW_CARGO_RATINGS_TITLE);
01113     y += FONT_HEIGHT_NORMAL;
01114 
01115     const CargoSpec *cs;
01116     FOR_ALL_CARGOSPECS(cs) {
01117       const GoodsEntry *ge = &st->goods[cs->Index()];
01118       if (!HasBit(ge->acceptance_pickup, GoodsEntry::PICKUP)) continue;
01119 
01120       SetDParam(0, cs->name);
01121       SetDParam(2, ToPercent8(ge->rating));
01122       SetDParam(1, STR_CARGO_RATING_APPALLING + (ge->rating >> 5));
01123       DrawString(r.left + WD_FRAMERECT_LEFT + 6, r.right - WD_FRAMERECT_RIGHT - 6, y, STR_STATION_VIEW_CARGO_RATING);
01124       y += FONT_HEIGHT_NORMAL;
01125     }
01126   }
01127 
01128   void HandleCargoWaitingClick(int row)
01129   {
01130     if (row == 0) return;
01131 
01132     for (CargoID c = 0; c < NUM_CARGO; c++) {
01133       if (this->cargo_rows[c] == row) {
01134         ToggleBit(this->cargo, c);
01135         this->SetWidgetDirty(SVW_WAITING);
01136         break;
01137       }
01138     }
01139   }
01140 
01141   virtual void OnClick(Point pt, int widget)
01142   {
01143     switch (widget) {
01144       case SVW_WAITING:
01145         this->HandleCargoWaitingClick((pt.y - this->GetWidget<NWidgetBase>(SVW_WAITING)->pos_y - WD_FRAMERECT_TOP) / FONT_HEIGHT_NORMAL + this->vscroll.GetPosition());
01146         break;
01147 
01148       case SVW_LOCATION:
01149         if (_ctrl_pressed) {
01150           ShowExtraViewPortWindow(Station::Get(this->window_number)->xy);
01151         } else {
01152           ScrollMainWindowToTile(Station::Get(this->window_number)->xy);
01153         }
01154         break;
01155 
01156       case SVW_RATINGS: {
01157         /* Swap between 'accepts' and 'ratings' view. */
01158         int height_change;
01159         NWidgetCore *nwi = this->GetWidget<NWidgetCore>(SVW_RATINGS);
01160         if (this->GetWidget<NWidgetCore>(SVW_RATINGS)->widget_data == STR_STATION_VIEW_RATINGS_BUTTON) {
01161           nwi->SetDataTip(STR_STATION_VIEW_ACCEPTS_BUTTON, STR_STATION_VIEW_ACCEPTS_TOOLTIP); // Switch to accepts view.
01162           height_change = ALH_RATING - ALH_ACCEPTS;
01163         } else {
01164           nwi->SetDataTip(STR_STATION_VIEW_RATINGS_BUTTON, STR_STATION_VIEW_RATINGS_TOOLTIP); // Switch to ratings view.
01165           height_change = ALH_ACCEPTS - ALH_RATING;
01166         }
01167         this->ReInit(0, height_change * FONT_HEIGHT_NORMAL);
01168         break;
01169       }
01170 
01171       case SVW_RENAME:
01172         SetDParam(0, this->window_number);
01173         ShowQueryString(STR_STATION_NAME, STR_STATION_VIEW_RENAME_STATION_CAPTION, MAX_LENGTH_STATION_NAME_BYTES, MAX_LENGTH_STATION_NAME_PIXELS,
01174             this, CS_ALPHANUMERAL, QSF_ENABLE_DEFAULT);
01175         break;
01176 
01177       case SVW_TRAINS: { // Show a list of scheduled trains to this station
01178         const Station *st = Station::Get(this->window_number);
01179         ShowVehicleListWindow(st->owner, VEH_TRAIN, (StationID)this->window_number);
01180         break;
01181       }
01182 
01183       case SVW_ROADVEHS: { // Show a list of scheduled road-vehicles to this station
01184         const Station *st = Station::Get(this->window_number);
01185         ShowVehicleListWindow(st->owner, VEH_ROAD, (StationID)this->window_number);
01186         break;
01187       }
01188 
01189       case SVW_PLANES: { // Show a list of scheduled aircraft to this station
01190         const Station *st = Station::Get(this->window_number);
01191         /* Since oilrigs have no owners, show the scheduled aircraft of local company */
01192         Owner owner = (st->owner == OWNER_NONE) ? _local_company : st->owner;
01193         ShowVehicleListWindow(owner, VEH_AIRCRAFT, (StationID)this->window_number);
01194         break;
01195       }
01196 
01197       case SVW_SHIPS: { // Show a list of scheduled ships to this station
01198         const Station *st = Station::Get(this->window_number);
01199         /* Since oilrigs/bouys have no owners, show the scheduled ships of local company */
01200         Owner owner = (st->owner == OWNER_NONE) ? _local_company : st->owner;
01201         ShowVehicleListWindow(owner, VEH_SHIP, (StationID)this->window_number);
01202         break;
01203       }
01204     }
01205   }
01206 
01207   virtual void OnQueryTextFinished(char *str)
01208   {
01209     if (str == NULL) return;
01210 
01211     DoCommandP(0, this->window_number, 0, CMD_RENAME_STATION | CMD_MSG(STR_ERROR_CAN_T_RENAME_STATION), NULL, str);
01212   }
01213 
01214   virtual void OnResize()
01215   {
01216     this->vscroll.SetCapacityFromWidget(this, SVW_WAITING, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM);
01217   }
01218 };
01219 
01220 
01221 static const WindowDesc _station_view_desc(
01222   WDP_AUTO, 249, 110,
01223   WC_STATION_VIEW, WC_NONE,
01224   WDF_UNCLICK_BUTTONS,
01225   _nested_station_view_widgets, lengthof(_nested_station_view_widgets)
01226 );
01227 
01233 void ShowStationViewWindow(StationID station)
01234 {
01235   AllocateWindowDescFront<StationViewWindow>(&_station_view_desc, station);
01236 }
01237 
01239 struct TileAndStation {
01240   TileIndex tile;    
01241   StationID station; 
01242 };
01243 
01244 static SmallVector<TileAndStation, 8> _deleted_stations_nearby;
01245 static SmallVector<StationID, 8> _stations_nearby_list;
01246 
01254 template <class T>
01255 static bool AddNearbyStation(TileIndex tile, void *user_data)
01256 {
01257   TileArea *ctx = (TileArea *)user_data;
01258 
01259   /* First check if there were deleted stations here */
01260   for (uint i = 0; i < _deleted_stations_nearby.Length(); i++) {
01261     TileAndStation *ts = _deleted_stations_nearby.Get(i);
01262     if (ts->tile == tile) {
01263       *_stations_nearby_list.Append() = _deleted_stations_nearby[i].station;
01264       _deleted_stations_nearby.Erase(ts);
01265       i--;
01266     }
01267   }
01268 
01269   /* Check if own station and if we stay within station spread */
01270   if (!IsTileType(tile, MP_STATION)) return false;
01271 
01272   StationID sid = GetStationIndex(tile);
01273 
01274   /* This station is (likely) a waypoint */
01275   if (!T::IsValidID(sid)) return false;
01276 
01277   T *st = T::Get(sid);
01278   if (st->owner != _local_company || _stations_nearby_list.Contains(sid)) return false;
01279 
01280   if (st->rect.BeforeAddRect(ctx->tile, ctx->w, ctx->h, StationRect::ADD_TEST)) {
01281     *_stations_nearby_list.Append() = sid;
01282   }
01283 
01284   return false; // We want to include *all* nearby stations
01285 }
01286 
01296 template <class T>
01297 static const T *FindStationsNearby(TileArea ta, bool distant_join)
01298 {
01299   TileArea ctx = ta;
01300 
01301   _stations_nearby_list.Clear();
01302   _deleted_stations_nearby.Clear();
01303 
01304   /* Check the inside, to return, if we sit on another station */
01305   TILE_AREA_LOOP(t, ta) {
01306     if (t < MapSize() && IsTileType(t, MP_STATION) && T::IsValidID(GetStationIndex(t))) return T::GetByTile(t);
01307   }
01308 
01309   /* Look for deleted stations */
01310   const BaseStation *st;
01311   FOR_ALL_BASE_STATIONS(st) {
01312     if (T::IsExpected(st) && !st->IsInUse() && st->owner == _local_company) {
01313       /* Include only within station spread (yes, it is strictly less than) */
01314       if (max(DistanceMax(ta.tile, st->xy), DistanceMax(TILE_ADDXY(ta.tile, ta.w - 1, ta.h - 1), st->xy)) < _settings_game.station.station_spread) {
01315         TileAndStation *ts = _deleted_stations_nearby.Append();
01316         ts->tile = st->xy;
01317         ts->station = st->index;
01318 
01319         /* Add the station when it's within where we're going to build */
01320         if (IsInsideBS(TileX(st->xy), TileX(ctx.tile), ctx.w) &&
01321             IsInsideBS(TileY(st->xy), TileY(ctx.tile), ctx.h)) {
01322           AddNearbyStation<T>(st->xy, &ctx);
01323         }
01324       }
01325     }
01326   }
01327 
01328   /* Only search tiles where we have a chance to stay within the station spread.
01329    * The complete check needs to be done in the callback as we don't know the
01330    * extent of the found station, yet. */
01331   if (distant_join && min(ta.w, ta.h) >= _settings_game.station.station_spread) return NULL;
01332   uint max_dist = distant_join ? _settings_game.station.station_spread - min(ta.w, ta.h) : 1;
01333 
01334   TileIndex tile = TILE_ADD(ctx.tile, TileOffsByDir(DIR_N));
01335   CircularTileSearch(&tile, max_dist, ta.w, ta.h, AddNearbyStation<T>, &ctx);
01336 
01337   return NULL;
01338 }
01339 
01340 enum JoinStationWidgets {
01341   JSW_WIDGET_CAPTION,
01342   JSW_PANEL,
01343   JSW_SCROLLBAR,
01344 };
01345 
01346 static const NWidgetPart _nested_select_station_widgets[] = {
01347   NWidget(NWID_HORIZONTAL),
01348     NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
01349     NWidget(WWT_CAPTION, COLOUR_DARK_GREEN, JSW_WIDGET_CAPTION), SetDataTip(STR_JOIN_STATION_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01350   EndContainer(),
01351   NWidget(NWID_HORIZONTAL),
01352     NWidget(WWT_PANEL, COLOUR_DARK_GREEN, JSW_PANEL), SetResize(1, 0), EndContainer(),
01353     NWidget(NWID_VERTICAL),
01354       NWidget(WWT_SCROLLBAR, COLOUR_DARK_GREEN, JSW_SCROLLBAR),
01355       NWidget(WWT_RESIZEBOX, COLOUR_DARK_GREEN),
01356     EndContainer(),
01357   EndContainer(),
01358 };
01359 
01364 template <class T>
01365 struct SelectStationWindow : Window {
01366   CommandContainer select_station_cmd; 
01367   TileArea area; 
01368 
01369   SelectStationWindow(const WindowDesc *desc, CommandContainer cmd, TileArea ta) :
01370     Window(),
01371     select_station_cmd(cmd),
01372     area(ta)
01373   {
01374     this->CreateNestedTree(desc);
01375     this->GetWidget<NWidgetCore>(JSW_WIDGET_CAPTION)->widget_data = T::EXPECTED_FACIL == FACIL_WAYPOINT ? STR_JOIN_WAYPOINT_CAPTION : STR_JOIN_STATION_CAPTION;
01376     this->FinishInitNested(desc, 0);
01377     this->OnInvalidateData(0);
01378   }
01379 
01380   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01381   {
01382     if (widget != JSW_PANEL) return;
01383 
01384     /* Determine the widest string */
01385     Dimension d = GetStringBoundingBox(T::EXPECTED_FACIL == FACIL_WAYPOINT ? STR_JOIN_WAYPOINT_CREATE_SPLITTED_WAYPOINT : STR_JOIN_STATION_CREATE_SPLITTED_STATION);
01386     for (uint i = 0; i < _stations_nearby_list.Length(); i++) {
01387       const T *st = T::Get(_stations_nearby_list[i]);
01388       SetDParam(0, st->index);
01389       SetDParam(1, st->facilities);
01390       d = maxdim(d, GetStringBoundingBox(T::EXPECTED_FACIL == FACIL_WAYPOINT ? STR_STATION_LIST_WAYPOINT : STR_STATION_LIST_STATION));
01391     }
01392 
01393     resize->height = d.height;
01394     d.height *= 5;
01395     d.width += WD_FRAMERECT_RIGHT + WD_FRAMERECT_LEFT;
01396     d.height += WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
01397     *size = d;
01398   }
01399 
01400   virtual void OnPaint()
01401   {
01402     this->DrawWidgets();
01403   }
01404 
01405   virtual void DrawWidget(const Rect &r, int widget) const
01406   {
01407     if (widget != JSW_PANEL) return;
01408 
01409     uint y = r.top + WD_FRAMERECT_TOP;
01410     if (this->vscroll.GetPosition() == 0) {
01411       DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, T::EXPECTED_FACIL == FACIL_WAYPOINT ? STR_JOIN_WAYPOINT_CREATE_SPLITTED_WAYPOINT : STR_JOIN_STATION_CREATE_SPLITTED_STATION);
01412       y += this->resize.step_height;
01413     }
01414 
01415     for (uint i = max<uint>(1, this->vscroll.GetPosition()); i <= _stations_nearby_list.Length(); ++i, y += this->resize.step_height) {
01416       /* Don't draw anything if it extends past the end of the window. */
01417       if (i - this->vscroll.GetPosition() >= this->vscroll.GetCapacity()) break;
01418 
01419       const T *st = T::Get(_stations_nearby_list[i - 1]);
01420       SetDParam(0, st->index);
01421       SetDParam(1, st->facilities);
01422       DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, T::EXPECTED_FACIL == FACIL_WAYPOINT ? STR_STATION_LIST_WAYPOINT : STR_STATION_LIST_STATION);
01423     }
01424   }
01425 
01426   virtual void OnClick(Point pt, int widget)
01427   {
01428     if (widget != JSW_PANEL) return;
01429 
01430     uint32 st_index = (pt.y - this->GetWidget<NWidgetBase>(JSW_PANEL)->pos_y - WD_FRAMERECT_TOP) / this->resize.step_height + this->vscroll.GetPosition();
01431     bool distant_join = (st_index > 0);
01432     if (distant_join) st_index--;
01433 
01434     if (distant_join && st_index >= _stations_nearby_list.Length()) return;
01435 
01436     /* Insert station to be joined into stored command */
01437     SB(this->select_station_cmd.p2, 16, 16,
01438        (distant_join ? _stations_nearby_list[st_index] : NEW_STATION));
01439 
01440     /* Execute stored Command */
01441     DoCommandP(&this->select_station_cmd);
01442 
01443     /* Close Window; this might cause double frees! */
01444     DeleteWindowById(WC_SELECT_STATION, 0);
01445   }
01446 
01447   virtual void OnTick()
01448   {
01449     if (_thd.dirty & 2) {
01450       _thd.dirty &= ~2;
01451       this->SetDirty();
01452     }
01453   }
01454 
01455   virtual void OnResize()
01456   {
01457     this->vscroll.SetCapacityFromWidget(this, JSW_PANEL, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM);
01458   }
01459 
01460   virtual void OnInvalidateData(int data)
01461   {
01462     FindStationsNearby<T>(this->area, true);
01463     this->vscroll.SetCount(_stations_nearby_list.Length() + 1);
01464     this->SetDirty();
01465   }
01466 };
01467 
01468 static const WindowDesc _select_station_desc(
01469   WDP_AUTO, 200, 180,
01470   WC_SELECT_STATION, WC_NONE,
01471   WDF_CONSTRUCTION,
01472   _nested_select_station_widgets, lengthof(_nested_select_station_widgets)
01473 );
01474 
01475 
01483 template <class T>
01484 static bool StationJoinerNeeded(CommandContainer cmd, TileArea ta)
01485 {
01486   /* Only show selection if distant join is enabled in the settings */
01487   if (!_settings_game.station.distant_join_stations) return false;
01488 
01489   /* If a window is already opened and we didn't ctrl-click,
01490    * return true (i.e. just flash the old window) */
01491   Window *selection_window = FindWindowById(WC_SELECT_STATION, 0);
01492   if (selection_window != NULL) {
01493     if (!_ctrl_pressed) return true;
01494 
01495     /* Abort current distant-join and start new one */
01496     delete selection_window;
01497     UpdateTileSelection();
01498   }
01499 
01500   /* only show the popup, if we press ctrl */
01501   if (!_ctrl_pressed) return false;
01502 
01503   /* Now check if we could build there */
01504   if (CmdFailed(DoCommand(&cmd, CommandFlagsToDCFlags(GetCommandFlags(cmd.cmd))))) return false;
01505 
01506   /* Test for adjacent station or station below selection.
01507    * If adjacent-stations is disabled and we are building next to a station, do not show the selection window.
01508    * but join the other station immediatelly. */
01509   const T *st = FindStationsNearby<T>(ta, false);
01510   return st == NULL && (_settings_game.station.adjacent_stations || _stations_nearby_list.Length() == 0);
01511 }
01512 
01519 template <class T>
01520 void ShowSelectBaseStationIfNeeded(CommandContainer cmd, TileArea ta)
01521 {
01522   if (StationJoinerNeeded<T>(cmd, ta)) {
01523     if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
01524     if (BringWindowToFrontById(WC_SELECT_STATION, 0)) return;
01525     new SelectStationWindow<T>(&_select_station_desc, cmd, ta);
01526   } else {
01527     DoCommandP(&cmd);
01528   }
01529 }
01530 
01536 void ShowSelectStationIfNeeded(CommandContainer cmd, TileArea ta)
01537 {
01538   ShowSelectBaseStationIfNeeded<Station>(cmd, ta);
01539 }
01540 
01546 void ShowSelectWaypointIfNeeded(CommandContainer cmd, TileArea ta)
01547 {
01548   ShowSelectBaseStationIfNeeded<Waypoint>(cmd, ta);
01549 }

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