# station_gui.cpp

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    00001 /* $Id: station_gui.cpp 24703 2012-11-12 18:09:33Z frosch $ */
    00002
    00003 /*
    00004  * This file is part of OpenTTD.
    00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
    00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
    00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
    00008  */
    00009
    00012 #include "stdafx.h"
    00013 #include "debug.h"
    00014 #include "gui.h"
    00015 #include "textbuf_gui.h"
    00016 #include "company_func.h"
    00017 #include "command_func.h"
    00018 #include "vehicle_gui.h"
    00019 #include "cargotype.h"
    00020 #include "station_gui.h"
    00021 #include "strings_func.h"
    00022 #include "window_func.h"
    00023 #include "viewport_func.h"
    00024 #include "widgets/dropdown_func.h"
    00025 #include "station_base.h"
    00026 #include "waypoint_base.h"
    00027 #include "tilehighlight_func.h"
    00028 #include "company_base.h"
    00029 #include "sortlist_type.h"
    00030 #include "core/geometry_func.hpp"
    00031 #include "vehiclelist.h"
    00032 #include "town.h"
    00033
    00034 #include "widgets/station_widget.h"
    00035
    00036 #include "table/strings.h"
    00037
    00048 int DrawStationCoverageAreaText(int left, int right, int top, StationCoverageType sct, int rad, bool supplies)
    00049 {
    00050   TileIndex tile = TileVirtXY(_thd.pos.x, _thd.pos.y);
    00051   uint32 cargo_mask = 0;
    00052   if (_thd.drawstyle == HT_RECT && tile < MapSize()) {
    00053     CargoArray cargoes;
    00054     if (supplies) {
    00055       cargoes = GetProductionAroundTiles(tile, _thd.size.x / TILE_SIZE, _thd.size.y / TILE_SIZE, rad);
    00056     } else {
    00057       cargoes = GetAcceptanceAroundTiles(tile, _thd.size.x / TILE_SIZE, _thd.size.y / TILE_SIZE, rad);
    00058     }
    00059
    00060     /* Convert cargo counts to a set of cargo bits, and draw the result. */
    00061     for (CargoID i = 0; i < NUM_CARGO; i++) {
    00062       switch (sct) {
    00063         case SCT_PASSENGERS_ONLY: if (!IsCargoInClass(i, CC_PASSENGERS)) continue; break;
    00064         case SCT_NON_PASSENGERS_ONLY: if (IsCargoInClass(i, CC_PASSENGERS)) continue; break;
    00065         case SCT_ALL: break;
    00066         default: NOT_REACHED();
    00067       }
    00068       if (cargoes[i] >= (supplies ? 1U : 8U)) SetBit(cargo_mask, i);
    00069     }
    00070   }
    00071   SetDParam(0, cargo_mask);
    00072   return DrawStringMultiLine(left, right, top, INT32_MAX, supplies ? STR_STATION_BUILD_SUPPLIES_CARGO : STR_STATION_BUILD_ACCEPTS_CARGO);
    00073 }
    00074
    00080 void CheckRedrawStationCoverage(const Window *w)
    00081 {
    00082   if (_thd.dirty & 1) {
    00083     _thd.dirty &= ~1;
    00084     w->SetDirty();
    00085   }
    00086 }
    00087
    00103 static void StationsWndShowStationRating(int left, int right, int y, CargoID type, uint amount, byte rating)
    00104 {
    00105   static const uint units_full  = 576;
    00106   static const uint rating_full = 224;
    00107
    00108   const CargoSpec *cs = CargoSpec::Get(type);
    00109   if (!cs->IsValid()) return;
    00110
    00111   int colour = cs->rating_colour;
    00112   TextColour tc = GetContrastColour(colour);
    00113   uint w = (minu(amount, units_full) + 5) / 36;
    00114
    00115   int height = GetCharacterHeight(FS_SMALL);
    00116
    00117   /* Draw total cargo (limited) on station (fits into 16 pixels) */
    00118   if (w != 0) GfxFillRect(left, y, left + w - 1, y + height, colour);
    00119
    00120   /* Draw a one pixel-wide bar of additional cargo meter, useful
    00121    * for stations with only a small amount (<=30) */
    00122   if (w == 0) {
    00123     uint rest = amount / 5;
    00124     if (rest != 0) {
    00125       w += left;
    00126       GfxFillRect(w, y + height - rest, w, y + height, colour);
    00127     }
    00128   }
    00129
    00130   DrawString(left + 1, right, y, cs->abbrev, tc);
    00131
    00132   /* Draw green/red ratings bar (fits into 14 pixels) */
    00133   y += height + 2;
    00134   GfxFillRect(left + 1, y, left + 14, y, PC_RED);
    00135   rating = minu(rating, rating_full) / 16;
    00136   if (rating != 0) GfxFillRect(left + 1, y, left + rating, y, PC_GREEN);
    00137 }
    00138
    00139 typedef GUIList<const Station*> GUIStationList;
    00140
    00144 class CompanyStationsWindow : public Window
    00145 {
    00146 protected:
    00147   /* Runtime saved values */
    00148   static Listing last_sorting;
    00149   static byte facilities;               // types of stations of interest
    00150   static bool include_empty;            // whether we should include stations without waiting cargo
    00151   static const uint32 cargo_filter_max;
    00152   static uint32 cargo_filter;           // bitmap of cargo types to include
    00153   static const Station *last_station;
    00154
    00155   /* Constants for sorting stations */
    00156   static const StringID sorter_names[];
    00157   static GUIStationList::SortFunction * const sorter_funcs[];
    00158
    00159   GUIStationList stations;
    00160   Scrollbar *vscroll;
    00161
    00167   void BuildStationsList(const Owner owner)
    00168   {
    00169     if (!this->stations.NeedRebuild()) return;
    00170
    00171     DEBUG(misc, 3, "Building station list for company %d", owner);
    00172
    00173     this->stations.Clear();
    00174
    00175     const Station *st;
    00176     FOR_ALL_STATIONS(st) {
    00177       if (st->owner == owner || (st->owner == OWNER_NONE && HasStationInUse(st->index, true, owner))) {
    00178         if (this->facilities & st->facilities) { // only stations with selected facilities
    00179           int num_waiting_cargo = 0;
    00180           for (CargoID j = 0; j < NUM_CARGO; j++) {
    00181             if (HasBit(st->goods[j].acceptance_pickup, GoodsEntry::GES_PICKUP)) {
    00182               num_waiting_cargo++; // count number of waiting cargo
    00183               if (HasBit(this->cargo_filter, j)) {
    00184                 *this->stations.Append() = st;
    00185                 break;
    00186               }
    00187             }
    00188           }
    00189           /* stations without waiting cargo */
    00190           if (num_waiting_cargo == 0 && this->include_empty) {
    00191             *this->stations.Append() = st;
    00192           }
    00193         }
    00194       }
    00195     }
    00196
    00197     this->stations.Compact();
    00198     this->stations.RebuildDone();
    00199
    00200     this->vscroll->SetCount(this->stations.Length()); // Update the scrollbar
    00201   }
    00202
    00204   static int CDECL StationNameSorter(const Station * const *a, const Station * const *b)
    00205   {
    00206     static char buf_cache[64];
    00207     char buf[64];
    00208
    00209     SetDParam(0, (*a)->index);
    00210     GetString(buf, STR_STATION_NAME, lastof(buf));
    00211
    00212     if (*b != last_station) {
    00213       last_station = *b;
    00214       SetDParam(0, (*b)->index);
    00215       GetString(buf_cache, STR_STATION_NAME, lastof(buf_cache));
    00216     }
    00217
    00218     return strcmp(buf, buf_cache);
    00219   }
    00220
    00222   static int CDECL StationTypeSorter(const Station * const *a, const Station * const *b)
    00223   {
    00224     return (*a)->facilities - (*b)->facilities;
    00225   }
    00226
    00228   static int CDECL StationWaitingSorter(const Station * const *a, const Station * const *b)
    00229   {
    00230     Money diff = 0;
    00231
    00232     CargoID j;
    00233     FOR_EACH_SET_CARGO_ID(j, cargo_filter) {
    00234       if (!(*a)->goods[j].cargo.Empty()) diff += GetTransportedGoodsIncome((*a)->goods[j].cargo.Count(), 20, 50, j);
    00235       if (!(*b)->goods[j].cargo.Empty()) diff -= GetTransportedGoodsIncome((*b)->goods[j].cargo.Count(), 20, 50, j);
    00236     }
    00237
    00238     return ClampToI32(diff);
    00239   }
    00240
    00242   static int CDECL StationRatingMaxSorter(const Station * const *a, const Station * const *b)
    00243   {
    00244     byte maxr1 = 0;
    00245     byte maxr2 = 0;
    00246
    00247     CargoID j;
    00248     FOR_EACH_SET_CARGO_ID(j, cargo_filter) {
    00249       if (HasBit((*a)->goods[j].acceptance_pickup, GoodsEntry::GES_PICKUP)) maxr1 = max(maxr1, (*a)->goods[j].rating);
    00250       if (HasBit((*b)->goods[j].acceptance_pickup, GoodsEntry::GES_PICKUP)) maxr2 = max(maxr2, (*b)->goods[j].rating);
    00251     }
    00252
    00253     return maxr1 - maxr2;
    00254   }
    00255
    00257   static int CDECL StationRatingMinSorter(const Station * const *a, const Station * const *b)
    00258   {
    00259     byte minr1 = 255;
    00260     byte minr2 = 255;
    00261
    00262     for (CargoID j = 0; j < NUM_CARGO; j++) {
    00263       if (!HasBit(cargo_filter, j)) continue;
    00264       if (HasBit((*a)->goods[j].acceptance_pickup, GoodsEntry::GES_PICKUP)) minr1 = min(minr1, (*a)->goods[j].rating);
    00265       if (HasBit((*b)->goods[j].acceptance_pickup, GoodsEntry::GES_PICKUP)) minr2 = min(minr2, (*b)->goods[j].rating);
    00266     }
    00267
    00268     return -(minr1 - minr2);
    00269   }
    00270
    00272   void SortStationsList()
    00273   {
    00274     if (!this->stations.Sort()) return;
    00275
    00276     /* Reset name sorter sort cache */
    00277     this->last_station = NULL;
    00278
    00279     /* Set the modified widget dirty */
    00280     this->SetWidgetDirty(WID_STL_LIST);
    00281   }
    00282
    00283 public:
    00284   CompanyStationsWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
    00285   {
    00286     this->stations.SetListing(this->last_sorting);
    00287     this->stations.SetSortFuncs(this->sorter_funcs);
    00288     this->stations.ForceRebuild();
    00289     this->stations.NeedResort();
    00290     this->SortStationsList();
    00291
    00292     this->CreateNestedTree(desc);
    00293     this->vscroll = this->GetScrollbar(WID_STL_SCROLLBAR);
    00294     this->FinishInitNested(desc, window_number);
    00295     this->owner = (Owner)this->window_number;
    00296
    00297     const CargoSpec *cs;
    00298     FOR_ALL_SORTED_STANDARD_CARGOSPECS(cs) {
    00299       if (!HasBit(this->cargo_filter, cs->Index())) continue;
    00300       this->LowerWidget(WID_STL_CARGOSTART + index);
    00301     }
    00302
    00303     if (this->cargo_filter == this->cargo_filter_max) this->cargo_filter = _cargo_mask;
    00304
    00305     for (uint i = 0; i < 5; i++) {
    00306       if (HasBit(this->facilities, i)) this->LowerWidget(i + WID_STL_TRAIN);
    00307     }
    00308     this->SetWidgetLoweredState(WID_STL_NOCARGOWAITING, this->include_empty);
    00309
    00310     this->GetWidget<NWidgetCore>(WID_STL_SORTDROPBTN)->widget_data = this->sorter_names[this->stations.SortType()];
    00311   }
    00312
    00313   ~CompanyStationsWindow()
    00314   {
    00315     this->last_sorting = this->stations.GetListing();
    00316   }
    00317
    00318   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00319   {
    00320     switch (widget) {
    00321       case WID_STL_SORTBY: {
    00322         Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
    00323         d.width += padding.width + WD_SORTBUTTON_ARROW_WIDTH * 2; // Doubled since the string is centred and it also looks better.
    00324         d.height += padding.height;
    00325         *size = maxdim(*size, d);
    00326         break;
    00327       }
    00328
    00329       case WID_STL_SORTDROPBTN: {
    00330         Dimension d = {0, 0};
    00331         for (int i = 0; this->sorter_names[i] != INVALID_STRING_ID; i++) {
    00332           d = maxdim(d, GetStringBoundingBox(this->sorter_names[i]));
    00333         }
    00334         d.width += padding.width;
    00335         d.height += padding.height;
    00336         *size = maxdim(*size, d);
    00337         break;
    00338       }
    00339
    00340       case WID_STL_LIST:
    00341         resize->height = FONT_HEIGHT_NORMAL;
    00342         size->height = WD_FRAMERECT_TOP + 5 * resize->height + WD_FRAMERECT_BOTTOM;
    00343         break;
    00344
    00345       case WID_STL_TRAIN:
    00346       case WID_STL_TRUCK:
    00347       case WID_STL_BUS:
    00348       case WID_STL_AIRPLANE:
    00349       case WID_STL_SHIP:
    00350         size->height = max<uint>(FONT_HEIGHT_SMALL, 10) + padding.height;
    00351         break;
    00352
    00353       case WID_STL_CARGOALL:
    00354       case WID_STL_FACILALL:
    00355       case WID_STL_NOCARGOWAITING: {
    00356         Dimension d = GetStringBoundingBox(widget == WID_STL_NOCARGOWAITING ? STR_ABBREV_NONE : STR_ABBREV_ALL);
    00357         d.width  += padding.width + 2;
    00358         d.height += padding.height;
    00359         *size = maxdim(*size, d);
    00360         break;
    00361       }
    00362
    00363       default:
    00364         if (widget >= WID_STL_CARGOSTART) {
    00365           Dimension d = GetStringBoundingBox(_sorted_cargo_specs[widget - WID_STL_CARGOSTART]->abbrev);
    00366           d.width  += padding.width + 2;
    00367           d.height += padding.height;
    00368           *size = maxdim(*size, d);
    00369         }
    00370         break;
    00371     }
    00372   }
    00373
    00374   virtual void OnPaint()
    00375   {
    00376     this->BuildStationsList((Owner)this->window_number);
    00377     this->SortStationsList();
    00378
    00379     this->DrawWidgets();
    00380   }
    00381
    00382   virtual void DrawWidget(const Rect &r, int widget) const
    00383   {
    00384     switch (widget) {
    00385       case WID_STL_SORTBY:
    00386         /* draw arrow pointing up/down for ascending/descending sorting */
    00387         this->DrawSortButtonState(WID_STL_SORTBY, this->stations.IsDescSortOrder() ? SBS_DOWN : SBS_UP);
    00388         break;
    00389
    00390       case WID_STL_LIST: {
    00391         bool rtl = _current_text_dir == TD_RTL;
    00392         int max = min(this->vscroll->GetPosition() + this->vscroll->GetCapacity(), this->stations.Length());
    00393         int y = r.top + WD_FRAMERECT_TOP;
    00394         for (int i = this->vscroll->GetPosition(); i < max; ++i) { // do until max number of stations of owner
    00395           const Station *st = this->stations[i];
    00396           assert(st->xy != INVALID_TILE);
    00397
    00398           /* Do not do the complex check HasStationInUse here, it may be even false
    00399            * when the order had been removed and the station list hasn't been removed yet */
    00400           assert(st->owner == owner || st->owner == OWNER_NONE);
    00401
    00402           SetDParam(0, st->index);
    00403           SetDParam(1, st->facilities);
    00404           int x = DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_LIST_STATION);
    00405           x += rtl ? -5 : 5;
    00406
    00407           /* show cargo waiting and station ratings */
    00408           for (uint j = 0; j < _sorted_standard_cargo_specs_size; j++) {
    00409             CargoID cid = _sorted_cargo_specs[j]->Index();
    00410             if (!st->goods[cid].cargo.Empty()) {
    00411               /* For RTL we work in exactly the opposite direction. So
    00412                * decrement the space needed first, then draw to the left
    00413                * instead of drawing to the left and then incrementing
    00414                * the space. */
    00415               if (rtl) {
    00416                 x -= 20;
    00417                 if (x < r.left + WD_FRAMERECT_LEFT) break;
    00418               }
    00419               StationsWndShowStationRating(x, x + 16, y, cid, st->goods[cid].cargo.Count(), st->goods[cid].rating);
    00420               if (!rtl) {
    00421                 x += 20;
    00422                 if (x > r.right - WD_FRAMERECT_RIGHT) break;
    00423               }
    00424             }
    00425           }
    00426           y += FONT_HEIGHT_NORMAL;
    00427         }
    00428
    00429         if (this->vscroll->GetCount() == 0) { // company has no stations
    00430           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_LIST_NONE);
    00431           return;
    00432         }
    00433         break;
    00434       }
    00435
    00436       case WID_STL_NOCARGOWAITING: {
    00437         int cg_ofst = this->IsWidgetLowered(widget) ? 2 : 1;
    00438         DrawString(r.left + cg_ofst, r.right + cg_ofst, r.top + cg_ofst, STR_ABBREV_NONE, TC_BLACK, SA_HOR_CENTER);
    00439         break;
    00440       }
    00441
    00442       case WID_STL_CARGOALL: {
    00443         int cg_ofst = this->IsWidgetLowered(widget) ? 2 : 1;
    00444         DrawString(r.left + cg_ofst, r.right + cg_ofst, r.top + cg_ofst, STR_ABBREV_ALL, TC_BLACK, SA_HOR_CENTER);
    00445         break;
    00446       }
    00447
    00448       case WID_STL_FACILALL: {
    00449         int cg_ofst = this->IsWidgetLowered(widget) ? 2 : 1;
    00450         DrawString(r.left + cg_ofst, r.right + cg_ofst, r.top + cg_ofst, STR_ABBREV_ALL, TC_BLACK);
    00451         break;
    00452       }
    00453
    00454       default:
    00455         if (widget >= WID_STL_CARGOSTART) {
    00456           const CargoSpec *cs = _sorted_cargo_specs[widget - WID_STL_CARGOSTART];
    00457           int cg_ofst = HasBit(this->cargo_filter, cs->Index()) ? 2 : 1;
    00458           GfxFillRect(r.left + cg_ofst, r.top + cg_ofst, r.right - 2 + cg_ofst, r.bottom - 2 + cg_ofst, cs->rating_colour);
    00459           TextColour tc = GetContrastColour(cs->rating_colour);
    00460           DrawString(r.left + cg_ofst, r.right + cg_ofst, r.top + cg_ofst, cs->abbrev, tc, SA_HOR_CENTER);
    00461         }
    00462         break;
    00463     }
    00464   }
    00465
    00466   virtual void SetStringParameters(int widget) const
    00467   {
    00468     if (widget == WID_STL_CAPTION) {
    00469       SetDParam(0, this->window_number);
    00470       SetDParam(1, this->vscroll->GetCount());
    00471     }
    00472   }
    00473
    00474   virtual void OnClick(Point pt, int widget, int click_count)
    00475   {
    00476     switch (widget) {
    00477       case WID_STL_LIST: {
    00478         uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_STL_LIST, 0, FONT_HEIGHT_NORMAL);
    00479         if (id_v >= this->stations.Length()) return; // click out of list bound
    00480
    00481         const Station *st = this->stations[id_v];
    00482         /* do not check HasStationInUse - it is slow and may be invalid */
    00483         assert(st->owner == (Owner)this->window_number || st->owner == OWNER_NONE);
    00484
    00485         if (_ctrl_pressed) {
    00486           ShowExtraViewPortWindow(st->xy);
    00487         } else {
    00488           ScrollMainWindowToTile(st->xy);
    00489         }
    00490         break;
    00491       }
    00492
    00493       case WID_STL_TRAIN:
    00494       case WID_STL_TRUCK:
    00495       case WID_STL_BUS:
    00496       case WID_STL_AIRPLANE:
    00497       case WID_STL_SHIP:
    00498         if (_ctrl_pressed) {
    00499           ToggleBit(this->facilities, widget - WID_STL_TRAIN);
    00500           this->ToggleWidgetLoweredState(widget);
    00501         } else {
    00502           uint i;
    00503           FOR_EACH_SET_BIT(i, this->facilities) {
    00504             this->RaiseWidget(i + WID_STL_TRAIN);
    00505           }
    00506           this->facilities = 1 << (widget - WID_STL_TRAIN);
    00507           this->LowerWidget(widget);
    00508         }
    00509         this->stations.ForceRebuild();
    00510         this->SetDirty();
    00511         break;
    00512
    00513       case WID_STL_FACILALL:
    00514         for (uint i = WID_STL_TRAIN; i <= WID_STL_SHIP; i++) {
    00515           this->LowerWidget(i);
    00516         }
    00517
    00518         this->facilities = FACIL_TRAIN | FACIL_TRUCK_STOP | FACIL_BUS_STOP | FACIL_AIRPORT | FACIL_DOCK;
    00519         this->stations.ForceRebuild();
    00520         this->SetDirty();
    00521         break;
    00522
    00523       case WID_STL_CARGOALL: {
    00524         for (uint i = 0; i < _sorted_standard_cargo_specs_size; i++) {
    00525           this->LowerWidget(WID_STL_CARGOSTART + i);
    00526         }
    00527         this->LowerWidget(WID_STL_NOCARGOWAITING);
    00528
    00529         this->cargo_filter = _cargo_mask;
    00530         this->include_empty = true;
    00531         this->stations.ForceRebuild();
    00532         this->SetDirty();
    00533         break;
    00534       }
    00535
    00536       case WID_STL_SORTBY: // flip sorting method asc/desc
    00537         this->stations.ToggleSortOrder();
    00538         this->SetDirty();
    00539         break;
    00540
    00541       case WID_STL_SORTDROPBTN: // select sorting criteria dropdown menu
    00542         ShowDropDownMenu(this, this->sorter_names, this->stations.SortType(), WID_STL_SORTDROPBTN, 0, 0);
    00543         break;
    00544
    00545       case WID_STL_NOCARGOWAITING:
    00546         if (_ctrl_pressed) {
    00547           this->include_empty = !this->include_empty;
    00548           this->ToggleWidgetLoweredState(WID_STL_NOCARGOWAITING);
    00549         } else {
    00550           for (uint i = 0; i < _sorted_standard_cargo_specs_size; i++) {
    00551             this->RaiseWidget(WID_STL_CARGOSTART + i);
    00552           }
    00553
    00554           this->cargo_filter = 0;
    00555           this->include_empty = true;
    00556
    00557           this->LowerWidget(WID_STL_NOCARGOWAITING);
    00558         }
    00559         this->stations.ForceRebuild();
    00560         this->SetDirty();
    00561         break;
    00562
    00563       default:
    00564         if (widget >= WID_STL_CARGOSTART) { // change cargo_filter
    00565           /* Determine the selected cargo type */
    00566           const CargoSpec *cs = _sorted_cargo_specs[widget - WID_STL_CARGOSTART];
    00567
    00568           if (_ctrl_pressed) {
    00569             ToggleBit(this->cargo_filter, cs->Index());
    00570             this->ToggleWidgetLoweredState(widget);
    00571           } else {
    00572             for (uint i = 0; i < _sorted_standard_cargo_specs_size; i++) {
    00573               this->RaiseWidget(WID_STL_CARGOSTART + i);
    00574             }
    00575             this->RaiseWidget(WID_STL_NOCARGOWAITING);
    00576
    00577             this->cargo_filter = 0;
    00578             this->include_empty = false;
    00579
    00580             SetBit(this->cargo_filter, cs->Index());
    00581             this->LowerWidget(widget);
    00582           }
    00583           this->stations.ForceRebuild();
    00584           this->SetDirty();
    00585         }
    00586         break;
    00587     }
    00588   }
    00589
    00590   virtual void OnDropdownSelect(int widget, int index)
    00591   {
    00592     if (this->stations.SortType() != index) {
    00593       this->stations.SetSortType(index);
    00594
    00595       /* Display the current sort variant */
    00596       this->GetWidget<NWidgetCore>(WID_STL_SORTDROPBTN)->widget_data = this->sorter_names[this->stations.SortType()];
    00597
    00598       this->SetDirty();
    00599     }
    00600   }
    00601
    00602   virtual void OnTick()
    00603   {
    00604     if (_pause_mode != PM_UNPAUSED) return;
    00605     if (this->stations.NeedResort()) {
    00606       DEBUG(misc, 3, "Periodic rebuild station list company %d", this->window_number);
    00607       this->SetDirty();
    00608     }
    00609   }
    00610
    00611   virtual void OnResize()
    00612   {
    00613     this->vscroll->SetCapacityFromWidget(this, WID_STL_LIST, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM);
    00614   }
    00615
    00621   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    00622   {
    00623     if (data == 0) {
    00624       /* This needs to be done in command-scope to enforce rebuilding before resorting invalid data */
    00625       this->stations.ForceRebuild();
    00626     } else {
    00627       this->stations.ForceResort();
    00628     }
    00629   }
    00630 };
    00631
    00632 Listing CompanyStationsWindow::last_sorting = {false, 0};
    00633 byte CompanyStationsWindow::facilities = FACIL_TRAIN | FACIL_TRUCK_STOP | FACIL_BUS_STOP | FACIL_AIRPORT | FACIL_DOCK;
    00634 bool CompanyStationsWindow::include_empty = true;
    00635 const uint32 CompanyStationsWindow::cargo_filter_max = UINT32_MAX;
    00636 uint32 CompanyStationsWindow::cargo_filter = UINT32_MAX;
    00637 const Station *CompanyStationsWindow::last_station = NULL;
    00638
    00639 /* Availible station sorting functions */
    00640 GUIStationList::SortFunction * const CompanyStationsWindow::sorter_funcs[] = {
    00641   &StationNameSorter,
    00642   &StationTypeSorter,
    00643   &StationWaitingSorter,
    00644   &StationRatingMaxSorter,
    00645   &StationRatingMinSorter
    00646 };
    00647
    00648 /* Names of the sorting functions */
    00649 const StringID CompanyStationsWindow::sorter_names[] = {
    00650   STR_SORT_BY_NAME,
    00651   STR_SORT_BY_FACILITY,
    00652   STR_SORT_BY_WAITING,
    00653   STR_SORT_BY_RATING_MAX,
    00654   STR_SORT_BY_RATING_MIN,
    00655   INVALID_STRING_ID
    00656 };
    00657
    00663 static NWidgetBase *CargoWidgets(int *biggest_index)
    00664 {
    00665   NWidgetHorizontal *container = new NWidgetHorizontal();
    00666
    00667   for (uint i = 0; i < _sorted_standard_cargo_specs_size; i++) {
    00668     NWidgetBackground *panel = new NWidgetBackground(WWT_PANEL, COLOUR_GREY, WID_STL_CARGOSTART + i);
    00669     panel->SetMinimalSize(14, 11);
    00670     panel->SetResize(0, 0);
    00671     panel->SetFill(0, 1);
    00672     panel->SetDataTip(0, STR_STATION_LIST_USE_CTRL_TO_SELECT_MORE);
    00673     container->Add(panel);
    00674   }
    00675   *biggest_index = WID_STL_CARGOSTART + _sorted_standard_cargo_specs_size;
    00676   return container;
    00677 }
    00678
    00679 static const NWidgetPart _nested_company_stations_widgets[] = {
    00680   NWidget(NWID_HORIZONTAL),
    00681     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
    00682     NWidget(WWT_CAPTION, COLOUR_GREY, WID_STL_CAPTION), SetDataTip(STR_STATION_LIST_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00683     NWidget(WWT_SHADEBOX, COLOUR_GREY),
    00684     NWidget(WWT_STICKYBOX, COLOUR_GREY),
    00685   EndContainer(),
    00686   NWidget(NWID_HORIZONTAL),
    00687     NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_STL_TRAIN), SetMinimalSize(14, 11), SetDataTip(STR_TRAIN, STR_STATION_LIST_USE_CTRL_TO_SELECT_MORE), SetFill(0, 1),
    00688     NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_STL_TRUCK), SetMinimalSize(14, 11), SetDataTip(STR_LORRY, STR_STATION_LIST_USE_CTRL_TO_SELECT_MORE), SetFill(0, 1),
    00689     NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_STL_BUS), SetMinimalSize(14, 11), SetDataTip(STR_BUS, STR_STATION_LIST_USE_CTRL_TO_SELECT_MORE), SetFill(0, 1),
    00690     NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_STL_SHIP), SetMinimalSize(14, 11), SetDataTip(STR_SHIP, STR_STATION_LIST_USE_CTRL_TO_SELECT_MORE), SetFill(0, 1),
    00691     NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_STL_AIRPLANE), SetMinimalSize(14, 11), SetDataTip(STR_PLANE, STR_STATION_LIST_USE_CTRL_TO_SELECT_MORE), SetFill(0, 1),
    00692     NWidget(WWT_PUSHBTN, COLOUR_GREY, WID_STL_FACILALL), SetMinimalSize(14, 11), SetDataTip(0x0, STR_STATION_LIST_SELECT_ALL_FACILITIES), SetFill(0, 1),
    00693     NWidget(WWT_PANEL, COLOUR_GREY), SetMinimalSize(5, 11), SetFill(0, 1), EndContainer(),
    00694     NWidgetFunction(CargoWidgets),
    00695     NWidget(WWT_PANEL, COLOUR_GREY, WID_STL_NOCARGOWAITING), SetMinimalSize(14, 11), SetDataTip(0x0, STR_STATION_LIST_NO_WAITING_CARGO), SetFill(0, 1), EndContainer(),
    00696     NWidget(WWT_PUSHBTN, COLOUR_GREY, WID_STL_CARGOALL), SetMinimalSize(14, 11), SetDataTip(0x0, STR_STATION_LIST_SELECT_ALL_TYPES), SetFill(0, 1),
    00697     NWidget(WWT_PANEL, COLOUR_GREY), SetDataTip(0x0, STR_NULL), SetResize(1, 0), SetFill(1, 1), EndContainer(),
    00698   EndContainer(),
    00699   NWidget(NWID_HORIZONTAL),
    00700     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_STL_SORTBY), SetMinimalSize(81, 12), SetDataTip(STR_BUTTON_SORT_BY, STR_TOOLTIP_SORT_ORDER),
    00701     NWidget(WWT_DROPDOWN, COLOUR_GREY, WID_STL_SORTDROPBTN), SetMinimalSize(163, 12), SetDataTip(STR_SORT_BY_NAME, STR_TOOLTIP_SORT_CRITERIA), // widget_data gets overwritten.
    00702     NWidget(WWT_PANEL, COLOUR_GREY), SetDataTip(0x0, STR_NULL), SetResize(1, 0), SetFill(1, 1), EndContainer(),
    00703   EndContainer(),
    00704   NWidget(NWID_HORIZONTAL),
    00705     NWidget(WWT_PANEL, COLOUR_GREY, WID_STL_LIST), SetMinimalSize(346, 125), SetResize(1, 10), SetDataTip(0x0, STR_STATION_LIST_TOOLTIP), SetScrollbar(WID_STL_SCROLLBAR), EndContainer(),
    00706     NWidget(NWID_VERTICAL),
    00707       NWidget(NWID_VSCROLLBAR, COLOUR_GREY, WID_STL_SCROLLBAR),
    00708       NWidget(WWT_RESIZEBOX, COLOUR_GREY),
    00709     EndContainer(),
    00710   EndContainer(),
    00711 };
    00712
    00713 static const WindowDesc _company_stations_desc(
    00714   WDP_AUTO, 358, 162,
    00715   WC_STATION_LIST, WC_NONE,
    00716   0,
    00717   _nested_company_stations_widgets, lengthof(_nested_company_stations_widgets)
    00718 );
    00719
    00725 void ShowCompanyStations(CompanyID company)
    00726 {
    00727   if (!Company::IsValidID(company)) return;
    00728
    00729   AllocateWindowDescFront<CompanyStationsWindow>(&_company_stations_desc, company);
    00730 }
    00731
    00732 static const NWidgetPart _nested_station_view_widgets[] = {
    00733   NWidget(NWID_HORIZONTAL),
    00734     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
    00735     NWidget(WWT_CAPTION, COLOUR_GREY, WID_SV_CAPTION), SetDataTip(STR_STATION_VIEW_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00736     NWidget(WWT_SHADEBOX, COLOUR_GREY),
    00737     NWidget(WWT_STICKYBOX, COLOUR_GREY),
    00738   EndContainer(),
    00739   NWidget(NWID_HORIZONTAL),
    00740     NWidget(WWT_PANEL, COLOUR_GREY, WID_SV_WAITING), SetMinimalSize(237, 52), SetResize(1, 10), SetScrollbar(WID_SV_SCROLLBAR), EndContainer(),
    00741     NWidget(NWID_VSCROLLBAR, COLOUR_GREY, WID_SV_SCROLLBAR),
    00742   EndContainer(),
    00743   NWidget(WWT_PANEL, COLOUR_GREY, WID_SV_ACCEPT_RATING_LIST), SetMinimalSize(249, 32), SetResize(1, 0), EndContainer(),
    00744   NWidget(NWID_HORIZONTAL),
    00745     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
    00746       NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_LOCATION), SetMinimalSize(45, 12), SetResize(1, 0), SetFill(1, 1),
    00747           SetDataTip(STR_BUTTON_LOCATION, STR_STATION_VIEW_CENTER_TOOLTIP),
    00748       NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_ACCEPTS_RATINGS), SetMinimalSize(46, 12), SetResize(1, 0), SetFill(1, 1),
    00749           SetDataTip(STR_STATION_VIEW_RATINGS_BUTTON, STR_STATION_VIEW_RATINGS_TOOLTIP),
    00750       NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_RENAME), SetMinimalSize(45, 12), SetResize(1, 0), SetFill(1, 1),
    00751           SetDataTip(STR_BUTTON_RENAME, STR_STATION_VIEW_RENAME_TOOLTIP),
    00752     EndContainer(),
    00753     NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_SV_CLOSE_AIRPORT), SetMinimalSize(45, 12), SetResize(1, 0), SetFill(1, 1),
    00754         SetDataTip(STR_STATION_VIEW_CLOSE_AIRPORT, STR_STATION_VIEW_CLOSE_AIRPORT_TOOLTIP),
    00755     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_TRAINS), SetMinimalSize(14, 12), SetFill(0, 1), SetDataTip(STR_TRAIN, STR_STATION_VIEW_SCHEDULED_TRAINS_TOOLTIP),
    00756     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_ROADVEHS), SetMinimalSize(14, 12), SetFill(0, 1), SetDataTip(STR_LORRY, STR_STATION_VIEW_SCHEDULED_ROAD_VEHICLES_TOOLTIP),
    00757     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_SHIPS), SetMinimalSize(14, 12), SetFill(0, 1), SetDataTip(STR_SHIP, STR_STATION_VIEW_SCHEDULED_SHIPS_TOOLTIP),
    00758     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_PLANES),  SetMinimalSize(14, 12), SetFill(0, 1), SetDataTip(STR_PLANE, STR_STATION_VIEW_SCHEDULED_AIRCRAFT_TOOLTIP),
    00759     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
    00760   EndContainer(),
    00761 };
    00762
    00773 static void DrawCargoIcons(CargoID i, uint waiting, int left, int right, int y)
    00774 {
    00775   uint num = min((waiting + 5) / 10, (right - left) / 10); // maximum is width / 10 icons so it won't overflow
    00776   if (num == 0) return;
    00777
    00778   SpriteID sprite = CargoSpec::Get(i)->GetCargoIcon();
    00779
    00780   int x = _current_text_dir == TD_RTL ? right - num * 10 : left;
    00781   do {
    00782     DrawSprite(sprite, PAL_NONE, x, y);
    00783     x += 10;
    00784   } while (--num);
    00785 }
    00786
    00787 struct CargoData {
    00788   CargoID cargo;
    00789   StationID source;
    00790   uint count;
    00791
    00792   CargoData(CargoID cargo, StationID source, uint count) :
    00793     cargo(cargo),
    00794     source(source),
    00795     count(count)
    00796   { }
    00797 };
    00798
    00799 typedef std::list<CargoData> CargoDataList;
    00800
    00804 struct StationViewWindow : public Window {
    00805   uint32 cargo;
    00806   uint16 cargo_rows[NUM_CARGO];
    00807   uint expand_shrink_width;
    00808   int rating_lines;
    00809   int accepts_lines;
    00810   Scrollbar *vscroll;
    00811
    00813   enum AcceptListHeight {
    00814     ALH_RATING  = 13,
    00815     ALH_ACCEPTS = 3,
    00816   };
    00817
    00818   StationViewWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
    00819   {
    00820     this->rating_lines  = ALH_RATING;
    00821     this->accepts_lines = ALH_ACCEPTS;
    00822
    00823     this->CreateNestedTree(desc);
    00824     this->vscroll = this->GetScrollbar(WID_SV_SCROLLBAR);
    00825     /* Nested widget tree creation is done in two steps to ensure that this->GetWidget<NWidgetCore>(WID_SV_ACCEPTS_RATINGS) exists in UpdateWidgetSize(). */
    00826     this->FinishInitNested(desc, window_number);
    00827
    00828     Owner owner = Station::Get(window_number)->owner;
    00829     if (owner != OWNER_NONE) this->owner = owner;
    00830   }
    00831
    00832   ~StationViewWindow()
    00833   {
    00834     Owner owner = Station::Get(this->window_number)->owner;
    00835     DeleteWindowById(WC_TRAINS_LIST,   VehicleListIdentifier(VL_STATION_LIST, VEH_TRAIN,    owner, this->window_number).Pack(), false);
    00836     DeleteWindowById(WC_ROADVEH_LIST,  VehicleListIdentifier(VL_STATION_LIST, VEH_ROAD,     owner, this->window_number).Pack(), false);
    00837     DeleteWindowById(WC_SHIPS_LIST,    VehicleListIdentifier(VL_STATION_LIST, VEH_SHIP,     owner, this->window_number).Pack(), false);
    00838     DeleteWindowById(WC_AIRCRAFT_LIST, VehicleListIdentifier(VL_STATION_LIST, VEH_AIRCRAFT, owner, this->window_number).Pack(), false);
    00839   }
    00840
    00841   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00842   {
    00843     switch (widget) {
    00844       case WID_SV_WAITING:
    00845         resize->height = FONT_HEIGHT_NORMAL;
    00846         size->height = WD_FRAMERECT_TOP + 5 * resize->height + WD_FRAMERECT_BOTTOM;
    00847         this->expand_shrink_width = max(GetStringBoundingBox("-").width, GetStringBoundingBox("+").width) + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
    00848         break;
    00849
    00850       case WID_SV_ACCEPT_RATING_LIST:
    00851         size->height = WD_FRAMERECT_TOP + ((this->GetWidget<NWidgetCore>(WID_SV_ACCEPTS_RATINGS)->widget_data == STR_STATION_VIEW_RATINGS_BUTTON) ? this->accepts_lines : this->rating_lines) * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM;
    00852         break;
    00853
    00854       case WID_SV_CLOSE_AIRPORT:
    00855         if (!(Station::Get(this->window_number)->facilities & FACIL_AIRPORT)) {
    00856           /* Hide 'Close Airport' button if no airport present. */
    00857           size->width = 0;
    00858           resize->width = 0;
    00859           fill->width = 0;
    00860         }
    00861         break;
    00862     }
    00863   }
    00864
    00865   virtual void OnPaint()
    00866   {
    00867     CargoDataList cargolist;
    00868     uint32 transfers = 0;
    00869     this->OrderWaitingCargo(&cargolist, &transfers);
    00870
    00871     this->vscroll->SetCount((int)cargolist.size() + 1); // update scrollbar
    00872
    00873     /* disable some buttons */
    00874     const Station *st = Station::Get(this->window_number);
    00875     this->SetWidgetDisabledState(WID_SV_RENAME,   st->owner != _local_company);
    00876     this->SetWidgetDisabledState(WID_SV_TRAINS,   !(st->facilities & FACIL_TRAIN));
    00877     this->SetWidgetDisabledState(WID_SV_ROADVEHS, !(st->facilities & FACIL_TRUCK_STOP) && !(st->facilities & FACIL_BUS_STOP));
    00878     this->SetWidgetDisabledState(WID_SV_SHIPS,    !(st->facilities & FACIL_DOCK));
    00879     this->SetWidgetDisabledState(WID_SV_PLANES,   !(st->facilities & FACIL_AIRPORT));
    00880     this->SetWidgetDisabledState(WID_SV_CLOSE_AIRPORT, !(st->facilities & FACIL_AIRPORT) || st->owner != _local_company || st->owner == OWNER_NONE); // Also consider SE, where _local_company == OWNER_NONE
    00881     this->SetWidgetLoweredState(WID_SV_CLOSE_AIRPORT, (st->facilities & FACIL_AIRPORT) && (st->airport.flags & AIRPORT_CLOSED_block) != 0);
    00882
    00883     this->DrawWidgets();
    00884
    00885     if (!this->IsShaded()) {
    00886       /* Draw 'accepted cargo' or 'cargo ratings'. */
    00887       const NWidgetBase *wid = this->GetWidget<NWidgetBase>(WID_SV_ACCEPT_RATING_LIST);
    00888       const Rect r = {wid->pos_x, wid->pos_y, wid->pos_x + wid->current_x - 1, wid->pos_y + wid->current_y - 1};
    00889       if (this->GetWidget<NWidgetCore>(WID_SV_ACCEPTS_RATINGS)->widget_data == STR_STATION_VIEW_RATINGS_BUTTON) {
    00890         int lines = this->DrawAcceptedCargo(r);
    00891         if (lines > this->accepts_lines) { // Resize the widget, and perform re-initialization of the window.
    00892           this->accepts_lines = lines;
    00893           this->ReInit();
    00894           return;
    00895         }
    00896       } else {
    00897         int lines = this->DrawCargoRatings(r);
    00898         if (lines > this->rating_lines) { // Resize the widget, and perform re-initialization of the window.
    00899           this->rating_lines = lines;
    00900           this->ReInit();
    00901           return;
    00902         }
    00903       }
    00904
    00905       /* Draw waiting cargo. */
    00906       NWidgetBase *nwi = this->GetWidget<NWidgetBase>(WID_SV_WAITING);
    00907       Rect waiting_rect = {nwi->pos_x, nwi->pos_y, nwi->pos_x + nwi->current_x - 1, nwi->pos_y + nwi->current_y - 1};
    00908       this->DrawWaitingCargo(waiting_rect, cargolist, transfers);
    00909     }
    00910   }
    00911
    00912   virtual void SetStringParameters(int widget) const
    00913   {
    00914     if (widget == WID_SV_CAPTION) {
    00915       const Station *st = Station::Get(this->window_number);
    00916       SetDParam(0, st->index);
    00917       SetDParam(1, st->facilities);
    00918     }
    00919   }
    00920
    00927   void OrderWaitingCargo(CargoDataList *cargolist, uint32 *transfers)
    00928   {
    00929     assert(cargolist->size() == 0);
    00930     *transfers = 0;
    00931
    00932     StationID station_id = this->window_number;
    00933     const Station *st = Station::Get(station_id);
    00934
    00935     /* count types of cargoes waiting in station */
    00936     for (CargoID i = 0; i < NUM_CARGO; i++) {
    00937       if (st->goods[i].cargo.Empty()) {
    00938         this->cargo_rows[i] = 0;
    00939       } else {
    00940         /* Add an entry for total amount of cargo of this type waiting. */
    00941         cargolist->push_back(CargoData(i, INVALID_STATION, st->goods[i].cargo.Count()));
    00942
    00943         /* Set the row for this cargo entry for the expand/hide button */
    00944         this->cargo_rows[i] = (uint16)cargolist->size();
    00945
    00946         /* Add an entry for each distinct cargo source. */
    00947         const StationCargoList::List *packets = st->goods[i].cargo.Packets();
    00948         for (StationCargoList::ConstIterator it(packets->begin()); it != packets->end(); it++) {
    00949           const CargoPacket *cp = *it;
    00950           if (cp->SourceStation() != station_id) {
    00951             bool added = false;
    00952
    00953             /* Enable the expand/hide button for this cargo type */
    00954             SetBit(*transfers, i);
    00955
    00956             /* Don't add cargo lines if not expanded */
    00957             if (!HasBit(this->cargo, i)) break;
    00958
    00959             /* Check if we already have this source in the list */
    00960             for (CargoDataList::iterator jt(cargolist->begin()); jt != cargolist->end(); jt++) {
    00961               CargoData *cd = &(*jt);
    00962               if (cd->cargo == i && cd->source == cp->SourceStation()) {
    00963                 cd->count += cp->Count();
    00964                 added = true;
    00965                 break;
    00966               }
    00967             }
    00968
    00969             if (!added) cargolist->push_back(CargoData(i, cp->SourceStation(), cp->Count()));
    00970           }
    00971         }
    00972       }
    00973     }
    00974   }
    00975
    00982   void DrawWaitingCargo(const Rect &r, const CargoDataList &cargolist, uint32 transfers) const
    00983   {
    00984     int y = r.top + WD_FRAMERECT_TOP;
    00985     int pos = this->vscroll->GetPosition();
    00986
    00987     const Station *st = Station::Get(this->window_number);
    00988     if (--pos < 0) {
    00989       StringID str = STR_JUST_NOTHING;
    00990       for (CargoID i = 0; i < NUM_CARGO; i++) {
    00991         if (!st->goods[i].cargo.Empty()) str = STR_EMPTY;
    00992       }
    00993       SetDParam(0, str);
    00994       DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_VIEW_WAITING_TITLE);
    00995       y += FONT_HEIGHT_NORMAL;
    00996     }
    00997
    00998     bool rtl = _current_text_dir == TD_RTL;
    00999     int text_left    = rtl ? r.left + this->expand_shrink_width : r.left + WD_FRAMERECT_LEFT;
    01000     int text_right   = rtl ? r.right - WD_FRAMERECT_LEFT : r.right - this->expand_shrink_width;
    01001     int shrink_left  = rtl ? r.left + WD_FRAMERECT_LEFT : r.right - this->expand_shrink_width + WD_FRAMERECT_LEFT;
    01002     int shrink_right = rtl ? r.left + this->expand_shrink_width - WD_FRAMERECT_RIGHT : r.right - WD_FRAMERECT_RIGHT;
    01003
    01004
    01005     int maxrows = this->vscroll->GetCapacity();
    01006     for (CargoDataList::const_iterator it = cargolist.begin(); it != cargolist.end() && pos > -maxrows; ++it) {
    01007       if (--pos < 0) {
    01008         const CargoData *cd = &(*it);
    01009         if (cd->source == INVALID_STATION) {
    01010           /* Heading */
    01011           DrawCargoIcons(cd->cargo, cd->count, r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y);
    01012           SetDParam(0, cd->cargo);
    01013           SetDParam(1, cd->count);
    01014           if (HasBit(transfers, cd->cargo)) {
    01015             /* This cargo has transfers waiting so show the expand or shrink 'button' */
    01016             const char *sym = HasBit(this->cargo, cd->cargo) ? "-" : "+";
    01017             DrawString(text_left, text_right, y, STR_STATION_VIEW_WAITING_CARGO, TC_FROMSTRING, SA_RIGHT);
    01018             DrawString(shrink_left, shrink_right, y, sym, TC_YELLOW, SA_RIGHT);
    01019           } else {
    01020             DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_VIEW_WAITING_CARGO, TC_FROMSTRING, SA_RIGHT);
    01021           }
    01022         } else {
    01023           SetDParam(0, cd->cargo);
    01024           SetDParam(1, cd->count);
    01025           SetDParam(2, cd->source);
    01026           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_VIEW_EN_ROUTE_FROM, TC_FROMSTRING, SA_RIGHT);
    01027         }
    01028
    01029         y += FONT_HEIGHT_NORMAL;
    01030       }
    01031     }
    01032   }
    01033
    01039   int DrawAcceptedCargo(const Rect &r) const
    01040   {
    01041     const Station *st = Station::Get(this->window_number);
    01042
    01043     uint32 cargo_mask = 0;
    01044     for (CargoID i = 0; i < NUM_CARGO; i++) {
    01045       if (HasBit(st->goods[i].acceptance_pickup, GoodsEntry::GES_ACCEPTANCE)) SetBit(cargo_mask, i);
    01046     }
    01047     SetDParam(0, cargo_mask);
    01048     int bottom = DrawStringMultiLine(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, INT32_MAX, STR_STATION_VIEW_ACCEPTS_CARGO);
    01049     return CeilDiv(bottom - r.top - WD_FRAMERECT_TOP, FONT_HEIGHT_NORMAL);
    01050   }
    01051
    01057   int DrawCargoRatings(const Rect &r) const
    01058   {
    01059     const Station *st = Station::Get(this->window_number);
    01060     int y = r.top + WD_FRAMERECT_TOP;
    01061
    01062     if (st->town->exclusive_counter > 0) {
    01063       SetDParam(0, st->town->exclusivity);
    01064       y = DrawStringMultiLine(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, r.bottom, st->town->exclusivity == st->owner ? STR_STATIOV_VIEW_EXCLUSIVE_RIGHTS_SELF : STR_STATIOV_VIEW_EXCLUSIVE_RIGHTS_COMPANY);
    01065       y += WD_PAR_VSEP_WIDE;
    01066     }
    01067
    01068     DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_VIEW_CARGO_RATINGS_TITLE);
    01069     y += FONT_HEIGHT_NORMAL;
    01070
    01071     const CargoSpec *cs;
    01072     FOR_ALL_SORTED_STANDARD_CARGOSPECS(cs) {
    01073       const GoodsEntry *ge = &st->goods[cs->Index()];
    01074       if (!HasBit(ge->acceptance_pickup, GoodsEntry::GES_PICKUP)) continue;
    01075
    01076       SetDParam(0, cs->name);
    01077       SetDParam(2, ToPercent8(ge->rating));
    01078       SetDParam(1, STR_CARGO_RATING_APPALLING + (ge->rating >> 5));
    01079       DrawString(r.left + WD_FRAMERECT_LEFT + 6, r.right - WD_FRAMERECT_RIGHT - 6, y, STR_STATION_VIEW_CARGO_RATING);
    01080       y += FONT_HEIGHT_NORMAL;
    01081     }
    01082     return CeilDiv(y - r.top - WD_FRAMERECT_TOP, FONT_HEIGHT_NORMAL);
    01083   }
    01084
    01085   void HandleCargoWaitingClick(int row)
    01086   {
    01087     if (row == 0) return;
    01088
    01089     for (CargoID c = 0; c < NUM_CARGO; c++) {
    01090       if (this->cargo_rows[c] == row) {
    01091         ToggleBit(this->cargo, c);
    01092         this->SetWidgetDirty(WID_SV_WAITING);
    01093         break;
    01094       }
    01095     }
    01096   }
    01097
    01098   virtual void OnClick(Point pt, int widget, int click_count)
    01099   {
    01100     switch (widget) {
    01101       case WID_SV_WAITING:
    01102         this->HandleCargoWaitingClick(this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_SV_WAITING, WD_FRAMERECT_TOP, FONT_HEIGHT_NORMAL));
    01103         break;
    01104
    01105       case WID_SV_LOCATION:
    01106         if (_ctrl_pressed) {
    01107           ShowExtraViewPortWindow(Station::Get(this->window_number)->xy);
    01108         } else {
    01109           ScrollMainWindowToTile(Station::Get(this->window_number)->xy);
    01110         }
    01111         break;
    01112
    01113       case WID_SV_ACCEPTS_RATINGS: {
    01114         /* Swap between 'accepts' and 'ratings' view. */
    01115         int height_change;
    01116         NWidgetCore *nwi = this->GetWidget<NWidgetCore>(WID_SV_ACCEPTS_RATINGS);
    01117         if (this->GetWidget<NWidgetCore>(WID_SV_ACCEPTS_RATINGS)->widget_data == STR_STATION_VIEW_RATINGS_BUTTON) {
    01118           nwi->SetDataTip(STR_STATION_VIEW_ACCEPTS_BUTTON, STR_STATION_VIEW_ACCEPTS_TOOLTIP); // Switch to accepts view.
    01119           height_change = this->rating_lines - this->accepts_lines;
    01120         } else {
    01121           nwi->SetDataTip(STR_STATION_VIEW_RATINGS_BUTTON, STR_STATION_VIEW_RATINGS_TOOLTIP); // Switch to ratings view.
    01122           height_change = this->accepts_lines - this->rating_lines;
    01123         }
    01124         this->ReInit(0, height_change * FONT_HEIGHT_NORMAL);
    01125         break;
    01126       }
    01127
    01128       case WID_SV_RENAME:
    01129         SetDParam(0, this->window_number);
    01130         ShowQueryString(STR_STATION_NAME, STR_STATION_VIEW_RENAME_STATION_CAPTION, MAX_LENGTH_STATION_NAME_CHARS,
    01131             this, CS_ALPHANUMERAL, QSF_ENABLE_DEFAULT | QSF_LEN_IN_CHARS);
    01132         break;
    01133
    01134       case WID_SV_CLOSE_AIRPORT:
    01135         DoCommandP(0, this->window_number, 0, CMD_OPEN_CLOSE_AIRPORT);
    01136         break;
    01137
    01138       case WID_SV_TRAINS:   // Show list of scheduled trains to this station
    01139       case WID_SV_ROADVEHS: // Show list of scheduled road-vehicles to this station
    01140       case WID_SV_SHIPS:    // Show list of scheduled ships to this station
    01141       case WID_SV_PLANES: { // Show list of scheduled aircraft to this station
    01142         Owner owner = Station::Get(this->window_number)->owner;
    01143         ShowVehicleListWindow(owner, (VehicleType)(widget - WID_SV_TRAINS), (StationID)this->window_number);
    01144         break;
    01145       }
    01146     }
    01147   }
    01148
    01149   virtual void OnQueryTextFinished(char *str)
    01150   {
    01151     if (str == NULL) return;
    01152
    01153     DoCommandP(0, this->window_number, 0, CMD_RENAME_STATION | CMD_MSG(STR_ERROR_CAN_T_RENAME_STATION), NULL, str);
    01154   }
    01155
    01156   virtual void OnResize()
    01157   {
    01158     this->vscroll->SetCapacityFromWidget(this, WID_SV_WAITING, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM);
    01159   }
    01160
    01166   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    01167   {
    01168     if (gui_scope) this->ReInit();
    01169   }
    01170 };
    01171
    01172
    01173 static const WindowDesc _station_view_desc(
    01174   WDP_AUTO, 249, 110,
    01175   WC_STATION_VIEW, WC_NONE,
    01176   0,
    01177   _nested_station_view_widgets, lengthof(_nested_station_view_widgets)
    01178 );
    01179
    01185 void ShowStationViewWindow(StationID station)
    01186 {
    01187   AllocateWindowDescFront<StationViewWindow>(&_station_view_desc, station);
    01188 }
    01189
    01191 struct TileAndStation {
    01192   TileIndex tile;
    01193   StationID station;
    01194 };
    01195
    01196 static SmallVector<TileAndStation, 8> _deleted_stations_nearby;
    01197 static SmallVector<StationID, 8> _stations_nearby_list;
    01198
    01206 template <class T>
    01207 static bool AddNearbyStation(TileIndex tile, void *user_data)
    01208 {
    01209   TileArea *ctx = (TileArea *)user_data;
    01210
    01211   /* First check if there were deleted stations here */
    01212   for (uint i = 0; i < _deleted_stations_nearby.Length(); i++) {
    01213     TileAndStation *ts = _deleted_stations_nearby.Get(i);
    01214     if (ts->tile == tile) {
    01215       *_stations_nearby_list.Append() = _deleted_stations_nearby[i].station;
    01216       _deleted_stations_nearby.Erase(ts);
    01217       i--;
    01218     }
    01219   }
    01220
    01221   /* Check if own station and if we stay within station spread */
    01222   if (!IsTileType(tile, MP_STATION)) return false;
    01223
    01224   StationID sid = GetStationIndex(tile);
    01225
    01226   /* This station is (likely) a waypoint */
    01227   if (!T::IsValidID(sid)) return false;
    01228
    01229   T *st = T::Get(sid);
    01230   if (st->owner != _local_company || _stations_nearby_list.Contains(sid)) return false;
    01231
    01232   if (st->rect.BeforeAddRect(ctx->tile, ctx->w, ctx->h, StationRect::ADD_TEST).Succeeded()) {
    01233     *_stations_nearby_list.Append() = sid;
    01234   }
    01235
    01236   return false; // We want to include *all* nearby stations
    01237 }
    01238
    01248 template <class T>
    01249 static const T *FindStationsNearby(TileArea ta, bool distant_join)
    01250 {
    01251   TileArea ctx = ta;
    01252
    01253   _stations_nearby_list.Clear();
    01254   _deleted_stations_nearby.Clear();
    01255
    01256   /* Check the inside, to return, if we sit on another station */
    01257   TILE_AREA_LOOP(t, ta) {
    01258     if (t < MapSize() && IsTileType(t, MP_STATION) && T::IsValidID(GetStationIndex(t))) return T::GetByTile(t);
    01259   }
    01260
    01261   /* Look for deleted stations */
    01262   const BaseStation *st;
    01263   FOR_ALL_BASE_STATIONS(st) {
    01264     if (T::IsExpected(st) && !st->IsInUse() && st->owner == _local_company) {
    01265       /* Include only within station spread (yes, it is strictly less than) */
    01266       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) {
    01267         TileAndStation *ts = _deleted_stations_nearby.Append();
    01268         ts->tile = st->xy;
    01269         ts->station = st->index;
    01270
    01271         /* Add the station when it's within where we're going to build */
    01272         if (IsInsideBS(TileX(st->xy), TileX(ctx.tile), ctx.w) &&
    01273             IsInsideBS(TileY(st->xy), TileY(ctx.tile), ctx.h)) {
    01274           AddNearbyStation<T>(st->xy, &ctx);
    01275         }
    01276       }
    01277     }
    01278   }
    01279
    01280   /* Only search tiles where we have a chance to stay within the station spread.
    01281    * The complete check needs to be done in the callback as we don't know the
    01282    * extent of the found station, yet. */
    01283   if (distant_join && min(ta.w, ta.h) >= _settings_game.station.station_spread) return NULL;
    01284   uint max_dist = distant_join ? _settings_game.station.station_spread - min(ta.w, ta.h) : 1;
    01285
    01286   TileIndex tile = TILE_ADD(ctx.tile, TileOffsByDir(DIR_N));
    01287   CircularTileSearch(&tile, max_dist, ta.w, ta.h, AddNearbyStation<T>, &ctx);
    01288
    01289   return NULL;
    01290 }
    01291
    01292 static const NWidgetPart _nested_select_station_widgets[] = {
    01293   NWidget(NWID_HORIZONTAL),
    01294     NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
    01295     NWidget(WWT_CAPTION, COLOUR_DARK_GREEN, WID_JS_CAPTION), SetDataTip(STR_JOIN_STATION_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    01296   EndContainer(),
    01297   NWidget(NWID_HORIZONTAL),
    01298     NWidget(WWT_PANEL, COLOUR_DARK_GREEN, WID_JS_PANEL), SetResize(1, 0), SetScrollbar(WID_JS_SCROLLBAR), EndContainer(),
    01299     NWidget(NWID_VERTICAL),
    01300       NWidget(NWID_VSCROLLBAR, COLOUR_DARK_GREEN, WID_JS_SCROLLBAR),
    01301       NWidget(WWT_RESIZEBOX, COLOUR_DARK_GREEN),
    01302     EndContainer(),
    01303   EndContainer(),
    01304 };
    01305
    01310 template <class T>
    01311 struct SelectStationWindow : Window {
    01312   CommandContainer select_station_cmd;
    01313   TileArea area;
    01314   Scrollbar *vscroll;
    01315
    01316   SelectStationWindow(const WindowDesc *desc, CommandContainer cmd, TileArea ta) :
    01317     Window(),
    01318     select_station_cmd(cmd),
    01319     area(ta)
    01320   {
    01321     this->CreateNestedTree(desc);
    01322     this->vscroll = this->GetScrollbar(WID_JS_SCROLLBAR);
    01323     this->GetWidget<NWidgetCore>(WID_JS_CAPTION)->widget_data = T::EXPECTED_FACIL == FACIL_WAYPOINT ? STR_JOIN_WAYPOINT_CAPTION : STR_JOIN_STATION_CAPTION;
    01324     this->FinishInitNested(desc, 0);
    01325     this->OnInvalidateData(0);
    01326   }
    01327
    01328   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    01329   {
    01330     if (widget != WID_JS_PANEL) return;
    01331
    01332     /* Determine the widest string */
    01333     Dimension d = GetStringBoundingBox(T::EXPECTED_FACIL == FACIL_WAYPOINT ? STR_JOIN_WAYPOINT_CREATE_SPLITTED_WAYPOINT : STR_JOIN_STATION_CREATE_SPLITTED_STATION);
    01334     for (uint i = 0; i < _stations_nearby_list.Length(); i++) {
    01335       const T *st = T::Get(_stations_nearby_list[i]);
    01336       SetDParam(0, st->index);
    01337       SetDParam(1, st->facilities);
    01338       d = maxdim(d, GetStringBoundingBox(T::EXPECTED_FACIL == FACIL_WAYPOINT ? STR_STATION_LIST_WAYPOINT : STR_STATION_LIST_STATION));
    01339     }
    01340
    01341     resize->height = d.height;
    01342     d.height *= 5;
    01343     d.width += WD_FRAMERECT_RIGHT + WD_FRAMERECT_LEFT;
    01344     d.height += WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
    01345     *size = d;
    01346   }
    01347
    01348   virtual void DrawWidget(const Rect &r, int widget) const
    01349   {
    01350     if (widget != WID_JS_PANEL) return;
    01351
    01352     uint y = r.top + WD_FRAMERECT_TOP;
    01353     if (this->vscroll->GetPosition() == 0) {
    01354       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);
    01355       y += this->resize.step_height;
    01356     }
    01357
    01358     for (uint i = max<uint>(1, this->vscroll->GetPosition()); i <= _stations_nearby_list.Length(); ++i, y += this->resize.step_height) {
    01359       /* Don't draw anything if it extends past the end of the window. */
    01360       if (i - this->vscroll->GetPosition() >= this->vscroll->GetCapacity()) break;
    01361
    01362       const T *st = T::Get(_stations_nearby_list[i - 1]);
    01363       SetDParam(0, st->index);
    01364       SetDParam(1, st->facilities);
    01365       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);
    01366     }
    01367   }
    01368
    01369   virtual void OnClick(Point pt, int widget, int click_count)
    01370   {
    01371     if (widget != WID_JS_PANEL) return;
    01372
    01373     uint st_index = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_JS_PANEL, WD_FRAMERECT_TOP);
    01374     bool distant_join = (st_index > 0);
    01375     if (distant_join) st_index--;
    01376
    01377     if (distant_join && st_index >= _stations_nearby_list.Length()) return;
    01378
    01379     /* Insert station to be joined into stored command */
    01380     SB(this->select_station_cmd.p2, 16, 16,
    01381        (distant_join ? _stations_nearby_list[st_index] : NEW_STATION));
    01382
    01383     /* Execute stored Command */
    01384     DoCommandP(&this->select_station_cmd);
    01385
    01386     /* Close Window; this might cause double frees! */
    01387     DeleteWindowById(WC_SELECT_STATION, 0);
    01388   }
    01389
    01390   virtual void OnTick()
    01391   {
    01392     if (_thd.dirty & 2) {
    01393       _thd.dirty &= ~2;
    01394       this->SetDirty();
    01395     }
    01396   }
    01397
    01398   virtual void OnResize()
    01399   {
    01400     this->vscroll->SetCapacityFromWidget(this, WID_JS_PANEL, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM);
    01401   }
    01402
    01408   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    01409   {
    01410     if (!gui_scope) return;
    01411     FindStationsNearby<T>(this->area, true);
    01412     this->vscroll->SetCount(_stations_nearby_list.Length() + 1);
    01413     this->SetDirty();
    01414   }
    01415 };
    01416
    01417 static const WindowDesc _select_station_desc(
    01418   WDP_AUTO, 200, 180,
    01419   WC_SELECT_STATION, WC_NONE,
    01420   WDF_CONSTRUCTION,
    01421   _nested_select_station_widgets, lengthof(_nested_select_station_widgets)
    01422 );
    01423
    01424
    01432 template <class T>
    01433 static bool StationJoinerNeeded(CommandContainer cmd, TileArea ta)
    01434 {
    01435   /* Only show selection if distant join is enabled in the settings */
    01436   if (!_settings_game.station.distant_join_stations) return false;
    01437
    01438   /* If a window is already opened and we didn't ctrl-click,
    01439    * return true (i.e. just flash the old window) */
    01440   Window *selection_window = FindWindowById(WC_SELECT_STATION, 0);
    01441   if (selection_window != NULL) {
    01442     /* Abort current distant-join and start new one */
    01443     delete selection_window;
    01444     UpdateTileSelection();
    01445   }
    01446
    01447   /* only show the popup, if we press ctrl */
    01448   if (!_ctrl_pressed) return false;
    01449
    01450   /* Now check if we could build there */
    01451   if (DoCommand(&cmd, CommandFlagsToDCFlags(GetCommandFlags(cmd.cmd))).Failed()) return false;
    01452
    01453   /* Test for adjacent station or station below selection.
    01454    * If adjacent-stations is disabled and we are building next to a station, do not show the selection window.
    01455    * but join the other station immediately. */
    01456   const T *st = FindStationsNearby<T>(ta, false);
    01457   return st == NULL && (_settings_game.station.adjacent_stations || _stations_nearby_list.Length() == 0);
    01458 }
    01459
    01466 template <class T>
    01467 void ShowSelectBaseStationIfNeeded(CommandContainer cmd, TileArea ta)
    01468 {
    01469   if (StationJoinerNeeded<T>(cmd, ta)) {
    01470     if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
    01471     new SelectStationWindow<T>(&_select_station_desc, cmd, ta);
    01472   } else {
    01473     DoCommandP(&cmd);
    01474   }
    01475 }
    01476
    01482 void ShowSelectStationIfNeeded(CommandContainer cmd, TileArea ta)
    01483 {
    01484   ShowSelectBaseStationIfNeeded<Station>(cmd, ta);
    01485 }
    01486
    01492 void ShowSelectWaypointIfNeeded(CommandContainer cmd, TileArea ta)
    01493 {
    01494   ShowSelectBaseStationIfNeeded<Waypoint>(cmd, ta);
    01495 }