station_gui.cpp

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00001 /* $Id: station_gui.cpp 24034 2012-03-17 11:20:43Z rubidium $ */
00002 
00003 /*
00004  * This file is part of OpenTTD.
00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
00008  */
00009 
00012 #include "stdafx.h"
00013 #include "debug.h"
00014 #include "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 
00033 #include "widgets/station_widget.h"
00034 
00035 #include "table/strings.h"
00036 
00047 int DrawStationCoverageAreaText(int left, int right, int top, StationCoverageType sct, int rad, bool supplies)
00048 {
00049   TileIndex tile = TileVirtXY(_thd.pos.x, _thd.pos.y);
00050   uint32 cargo_mask = 0;
00051   if (_thd.drawstyle == HT_RECT && tile < MapSize()) {
00052     CargoArray cargoes;
00053     if (supplies) {
00054       cargoes = GetProductionAroundTiles(tile, _thd.size.x / TILE_SIZE, _thd.size.y / TILE_SIZE, rad);
00055     } else {
00056       cargoes = GetAcceptanceAroundTiles(tile, _thd.size.x / TILE_SIZE, _thd.size.y / TILE_SIZE, rad);
00057     }
00058 
00059     /* Convert cargo counts to a set of cargo bits, and draw the result. */
00060     for (CargoID i = 0; i < NUM_CARGO; i++) {
00061       switch (sct) {
00062         case SCT_PASSENGERS_ONLY: if (!IsCargoInClass(i, CC_PASSENGERS)) continue; break;
00063         case SCT_NON_PASSENGERS_ONLY: if (IsCargoInClass(i, CC_PASSENGERS)) continue; break;
00064         case SCT_ALL: break;
00065         default: NOT_REACHED();
00066       }
00067       if (cargoes[i] >= (supplies ? 1U : 8U)) SetBit(cargo_mask, i);
00068     }
00069   }
00070   SetDParam(0, cargo_mask);
00071   return DrawStringMultiLine(left, right, top, INT32_MAX, supplies ? STR_STATION_BUILD_SUPPLIES_CARGO : STR_STATION_BUILD_ACCEPTS_CARGO);
00072 }
00073 
00079 void CheckRedrawStationCoverage(const Window *w)
00080 {
00081   if (_thd.dirty & 1) {
00082     _thd.dirty &= ~1;
00083     w->SetDirty();
00084   }
00085 }
00086 
00102 static void StationsWndShowStationRating(int left, int right, int y, CargoID type, uint amount, byte rating)
00103 {
00104   static const uint units_full  = 576; 
00105   static const uint rating_full = 224; 
00106 
00107   const CargoSpec *cs = CargoSpec::Get(type);
00108   if (!cs->IsValid()) return;
00109 
00110   int colour = cs->rating_colour;
00111   uint w = (minu(amount, units_full) + 5) / 36;
00112 
00113   int height = GetCharacterHeight(FS_SMALL);
00114 
00115   /* Draw total cargo (limited) on station (fits into 16 pixels) */
00116   if (w != 0) GfxFillRect(left, y, left + w - 1, y + height, colour);
00117 
00118   /* Draw a one pixel-wide bar of additional cargo meter, useful
00119    * for stations with only a small amount (<=30) */
00120   if (w == 0) {
00121     uint rest = amount / 5;
00122     if (rest != 0) {
00123       w += left;
00124       GfxFillRect(w, y + height - rest, w, y + height, colour);
00125     }
00126   }
00127 
00128   DrawString(left + 1, right, y, cs->abbrev, TC_BLACK);
00129 
00130   /* Draw green/red ratings bar (fits into 14 pixels) */
00131   y += height + 2;
00132   GfxFillRect(left + 1, y, left + 14, y, PC_RED);
00133   rating = minu(rating, rating_full) / 16;
00134   if (rating != 0) GfxFillRect(left + 1, y, left + rating, y, PC_GREEN);
00135 }
00136 
00137 typedef GUIList<const Station*> GUIStationList;
00138 
00142 class CompanyStationsWindow : public Window
00143 {
00144 protected:
00145   /* Runtime saved values */
00146   static Listing last_sorting;
00147   static byte facilities;               // types of stations of interest
00148   static bool include_empty;            // whether we should include stations without waiting cargo
00149   static const uint32 cargo_filter_max;
00150   static uint32 cargo_filter;           // bitmap of cargo types to include
00151   static const Station *last_station;
00152 
00153   /* Constants for sorting stations */
00154   static const StringID sorter_names[];
00155   static GUIStationList::SortFunction * const sorter_funcs[];
00156 
00157   GUIStationList stations;
00158   Scrollbar *vscroll;
00159 
00165   void BuildStationsList(const Owner owner)
00166   {
00167     if (!this->stations.NeedRebuild()) return;
00168 
00169     DEBUG(misc, 3, "Building station list for company %d", owner);
00170 
00171     this->stations.Clear();
00172 
00173     const Station *st;
00174     FOR_ALL_STATIONS(st) {
00175       if (st->owner == owner || (st->owner == OWNER_NONE && HasStationInUse(st->index, true, owner))) {
00176         if (this->facilities & st->facilities) { // only stations with selected facilities
00177           int num_waiting_cargo = 0;
00178           for (CargoID j = 0; j < NUM_CARGO; j++) {
00179             if (HasBit(st->goods[j].acceptance_pickup, GoodsEntry::GES_PICKUP)) {
00180               num_waiting_cargo++; // count number of waiting cargo
00181               if (HasBit(this->cargo_filter, j)) {
00182                 *this->stations.Append() = st;
00183                 break;
00184               }
00185             }
00186           }
00187           /* stations without waiting cargo */
00188           if (num_waiting_cargo == 0 && this->include_empty) {
00189             *this->stations.Append() = st;
00190           }
00191         }
00192       }
00193     }
00194 
00195     this->stations.Compact();
00196     this->stations.RebuildDone();
00197 
00198     this->vscroll->SetCount(this->stations.Length()); // Update the scrollbar
00199   }
00200 
00202   static int CDECL StationNameSorter(const Station * const *a, const Station * const *b)
00203   {
00204     static char buf_cache[64];
00205     char buf[64];
00206 
00207     SetDParam(0, (*a)->index);
00208     GetString(buf, STR_STATION_NAME, lastof(buf));
00209 
00210     if (*b != last_station) {
00211       last_station = *b;
00212       SetDParam(0, (*b)->index);
00213       GetString(buf_cache, STR_STATION_NAME, lastof(buf_cache));
00214     }
00215 
00216     return strcmp(buf, buf_cache);
00217   }
00218 
00220   static int CDECL StationTypeSorter(const Station * const *a, const Station * const *b)
00221   {
00222     return (*a)->facilities - (*b)->facilities;
00223   }
00224 
00226   static int CDECL StationWaitingSorter(const Station * const *a, const Station * const *b)
00227   {
00228     Money diff = 0;
00229 
00230     CargoID j;
00231     FOR_EACH_SET_CARGO_ID(j, cargo_filter) {
00232       if (!(*a)->goods[j].cargo.Empty()) diff += GetTransportedGoodsIncome((*a)->goods[j].cargo.Count(), 20, 50, j);
00233       if (!(*b)->goods[j].cargo.Empty()) diff -= GetTransportedGoodsIncome((*b)->goods[j].cargo.Count(), 20, 50, j);
00234     }
00235 
00236     return ClampToI32(diff);
00237   }
00238 
00240   static int CDECL StationRatingMaxSorter(const Station * const *a, const Station * const *b)
00241   {
00242     byte maxr1 = 0;
00243     byte maxr2 = 0;
00244 
00245     CargoID j;
00246     FOR_EACH_SET_CARGO_ID(j, cargo_filter) {
00247       if (HasBit((*a)->goods[j].acceptance_pickup, GoodsEntry::GES_PICKUP)) maxr1 = max(maxr1, (*a)->goods[j].rating);
00248       if (HasBit((*b)->goods[j].acceptance_pickup, GoodsEntry::GES_PICKUP)) maxr2 = max(maxr2, (*b)->goods[j].rating);
00249     }
00250 
00251     return maxr1 - maxr2;
00252   }
00253 
00255   static int CDECL StationRatingMinSorter(const Station * const *a, const Station * const *b)
00256   {
00257     byte minr1 = 255;
00258     byte minr2 = 255;
00259 
00260     for (CargoID j = 0; j < NUM_CARGO; j++) {
00261       if (!HasBit(cargo_filter, j)) continue;
00262       if (HasBit((*a)->goods[j].acceptance_pickup, GoodsEntry::GES_PICKUP)) minr1 = min(minr1, (*a)->goods[j].rating);
00263       if (HasBit((*b)->goods[j].acceptance_pickup, GoodsEntry::GES_PICKUP)) minr2 = min(minr2, (*b)->goods[j].rating);
00264     }
00265 
00266     return -(minr1 - minr2);
00267   }
00268 
00270   void SortStationsList()
00271   {
00272     if (!this->stations.Sort()) return;
00273 
00274     /* Reset name sorter sort cache */
00275     this->last_station = NULL;
00276 
00277     /* Set the modified widget dirty */
00278     this->SetWidgetDirty(WID_STL_LIST);
00279   }
00280 
00281 public:
00282   CompanyStationsWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
00283   {
00284     this->stations.SetListing(this->last_sorting);
00285     this->stations.SetSortFuncs(this->sorter_funcs);
00286     this->stations.ForceRebuild();
00287     this->stations.NeedResort();
00288     this->SortStationsList();
00289 
00290     this->CreateNestedTree(desc);
00291     this->vscroll = this->GetScrollbar(WID_STL_SCROLLBAR);
00292     this->FinishInitNested(desc, window_number);
00293     this->owner = (Owner)this->window_number;
00294 
00295     CargoID cid;
00296     FOR_EACH_SET_CARGO_ID(cid, this->cargo_filter) {
00297       if (CargoSpec::Get(cid)->IsValid()) this->LowerWidget(WID_STL_CARGOSTART + cid);
00298     }
00299 
00300     if (this->cargo_filter == this->cargo_filter_max) this->cargo_filter = _cargo_mask;
00301 
00302     for (uint i = 0; i < 5; i++) {
00303       if (HasBit(this->facilities, i)) this->LowerWidget(i + WID_STL_TRAIN);
00304     }
00305     this->SetWidgetLoweredState(WID_STL_NOCARGOWAITING, this->include_empty);
00306 
00307     this->GetWidget<NWidgetCore>(WID_STL_SORTDROPBTN)->widget_data = this->sorter_names[this->stations.SortType()];
00308   }
00309 
00310   ~CompanyStationsWindow()
00311   {
00312     this->last_sorting = this->stations.GetListing();
00313   }
00314 
00315   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00316   {
00317     switch (widget) {
00318       case WID_STL_SORTBY: {
00319         Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
00320         d.width += padding.width + WD_SORTBUTTON_ARROW_WIDTH * 2; // Doubled since the string is centred and it also looks better.
00321         d.height += padding.height;
00322         *size = maxdim(*size, d);
00323         break;
00324       }
00325 
00326       case WID_STL_SORTDROPBTN: {
00327         Dimension d = {0, 0};
00328         for (int i = 0; this->sorter_names[i] != INVALID_STRING_ID; i++) {
00329           d = maxdim(d, GetStringBoundingBox(this->sorter_names[i]));
00330         }
00331         d.width += padding.width;
00332         d.height += padding.height;
00333         *size = maxdim(*size, d);
00334         break;
00335       }
00336 
00337       case WID_STL_LIST:
00338         resize->height = FONT_HEIGHT_NORMAL;
00339         size->height = WD_FRAMERECT_TOP + 5 * resize->height + WD_FRAMERECT_BOTTOM;
00340         break;
00341 
00342       case WID_STL_TRAIN:
00343       case WID_STL_TRUCK:
00344       case WID_STL_BUS:
00345       case WID_STL_AIRPLANE:
00346       case WID_STL_SHIP:
00347         size->height = max<uint>(FONT_HEIGHT_SMALL, 10) + padding.height;
00348         break;
00349 
00350       case WID_STL_CARGOALL:
00351       case WID_STL_FACILALL:
00352       case WID_STL_NOCARGOWAITING: {
00353         Dimension d = GetStringBoundingBox(widget == WID_STL_NOCARGOWAITING ? STR_ABBREV_NONE : STR_ABBREV_ALL);
00354         d.width  += padding.width + 2;
00355         d.height += padding.height;
00356         *size = maxdim(*size, d);
00357         break;
00358       }
00359 
00360       default:
00361         if (widget >= WID_STL_CARGOSTART) {
00362           const CargoSpec *cs = CargoSpec::Get(widget - WID_STL_CARGOSTART);
00363           if (cs->IsValid()) {
00364             Dimension d = GetStringBoundingBox(cs->abbrev);
00365             d.width  += padding.width + 2;
00366             d.height += padding.height;
00367             *size = maxdim(*size, d);
00368           }
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 (CargoID j = 0; j < NUM_CARGO; j++) {
00409             if (!st->goods[j].cargo.Empty()) {
00410               /* For RTL we work in exactly the opposite direction. So
00411                * decrement the space needed first, then draw to the left
00412                * instead of drawing to the left and then incrementing
00413                * the space. */
00414               if (rtl) {
00415                 x -= 20;
00416                 if (x < r.left + WD_FRAMERECT_LEFT) break;
00417               }
00418               StationsWndShowStationRating(x, x + 16, y, j, st->goods[j].cargo.Count(), st->goods[j].rating);
00419               if (!rtl) {
00420                 x += 20;
00421                 if (x > r.right - WD_FRAMERECT_RIGHT) break;
00422               }
00423             }
00424           }
00425           y += FONT_HEIGHT_NORMAL;
00426         }
00427 
00428         if (this->vscroll->GetCount() == 0) { // company has no stations
00429           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_LIST_NONE);
00430           return;
00431         }
00432         break;
00433       }
00434 
00435       case WID_STL_NOCARGOWAITING: {
00436         int cg_ofst = this->IsWidgetLowered(widget) ? 2 : 1;
00437         DrawString(r.left + cg_ofst, r.right + cg_ofst, r.top + cg_ofst, STR_ABBREV_NONE, TC_BLACK, SA_HOR_CENTER);
00438         break;
00439       }
00440 
00441       case WID_STL_CARGOALL: {
00442         int cg_ofst = this->IsWidgetLowered(widget) ? 2 : 1;
00443         DrawString(r.left + cg_ofst, r.right + cg_ofst, r.top + cg_ofst, STR_ABBREV_ALL, TC_BLACK, SA_HOR_CENTER);
00444         break;
00445       }
00446 
00447       case WID_STL_FACILALL: {
00448         int cg_ofst = this->IsWidgetLowered(widget) ? 2 : 1;
00449         DrawString(r.left + cg_ofst, r.right + cg_ofst, r.top + cg_ofst, STR_ABBREV_ALL, TC_BLACK);
00450         break;
00451       }
00452 
00453       default:
00454         if (widget >= WID_STL_CARGOSTART) {
00455           const CargoSpec *cs = CargoSpec::Get(widget - WID_STL_CARGOSTART);
00456           if (cs->IsValid()) {
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             DrawString(r.left + cg_ofst, r.right + cg_ofst, r.top + cg_ofst, cs->abbrev, TC_BLACK, SA_HOR_CENTER);
00460           }
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 < NUM_CARGO; i++) {
00525           const CargoSpec *cs = CargoSpec::Get(i);
00526           if (cs->IsValid()) this->LowerWidget(WID_STL_CARGOSTART + i);
00527         }
00528         this->LowerWidget(WID_STL_NOCARGOWAITING);
00529 
00530         this->cargo_filter = _cargo_mask;
00531         this->include_empty = true;
00532         this->stations.ForceRebuild();
00533         this->SetDirty();
00534         break;
00535       }
00536 
00537       case WID_STL_SORTBY: // flip sorting method asc/desc
00538         this->stations.ToggleSortOrder();
00539         this->SetTimeout();
00540         this->LowerWidget(WID_STL_SORTBY);
00541         this->SetDirty();
00542         break;
00543 
00544       case WID_STL_SORTDROPBTN: // select sorting criteria dropdown menu
00545         ShowDropDownMenu(this, this->sorter_names, this->stations.SortType(), WID_STL_SORTDROPBTN, 0, 0);
00546         break;
00547 
00548       case WID_STL_NOCARGOWAITING:
00549         if (_ctrl_pressed) {
00550           this->include_empty = !this->include_empty;
00551           this->ToggleWidgetLoweredState(WID_STL_NOCARGOWAITING);
00552         } else {
00553           for (uint i = 0; i < NUM_CARGO; i++) {
00554             const CargoSpec *cs = CargoSpec::Get(i);
00555             if (cs->IsValid()) this->RaiseWidget(WID_STL_CARGOSTART + i);
00556           }
00557 
00558           this->cargo_filter = 0;
00559           this->include_empty = true;
00560 
00561           this->LowerWidget(WID_STL_NOCARGOWAITING);
00562         }
00563         this->stations.ForceRebuild();
00564         this->SetDirty();
00565         break;
00566 
00567       default:
00568         if (widget >= WID_STL_CARGOSTART) { // change cargo_filter
00569           /* Determine the selected cargo type */
00570           const CargoSpec *cs = CargoSpec::Get(widget - WID_STL_CARGOSTART);
00571           if (!cs->IsValid()) break;
00572 
00573           if (_ctrl_pressed) {
00574             ToggleBit(this->cargo_filter, cs->Index());
00575             this->ToggleWidgetLoweredState(widget);
00576           } else {
00577             for (uint i = 0; i < NUM_CARGO; i++) {
00578               const CargoSpec *cs = CargoSpec::Get(i);
00579               if (cs->IsValid()) this->RaiseWidget(WID_STL_CARGOSTART + i);
00580             }
00581             this->RaiseWidget(WID_STL_NOCARGOWAITING);
00582 
00583             this->cargo_filter = 0;
00584             this->include_empty = false;
00585 
00586             SetBit(this->cargo_filter, cs->Index());
00587             this->LowerWidget(widget);
00588           }
00589           this->stations.ForceRebuild();
00590           this->SetDirty();
00591         }
00592         break;
00593     }
00594   }
00595 
00596   virtual void OnDropdownSelect(int widget, int index)
00597   {
00598     if (this->stations.SortType() != index) {
00599       this->stations.SetSortType(index);
00600 
00601       /* Display the current sort variant */
00602       this->GetWidget<NWidgetCore>(WID_STL_SORTDROPBTN)->widget_data = this->sorter_names[this->stations.SortType()];
00603 
00604       this->SetDirty();
00605     }
00606   }
00607 
00608   virtual void OnTick()
00609   {
00610     if (_pause_mode != PM_UNPAUSED) return;
00611     if (this->stations.NeedResort()) {
00612       DEBUG(misc, 3, "Periodic rebuild station list company %d", this->window_number);
00613       this->SetDirty();
00614     }
00615   }
00616 
00617   virtual void OnTimeout()
00618   {
00619     this->RaiseWidget(WID_STL_SORTBY);
00620     this->SetDirty();
00621   }
00622 
00623   virtual void OnResize()
00624   {
00625     this->vscroll->SetCapacityFromWidget(this, WID_STL_LIST, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM);
00626   }
00627 
00633   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
00634   {
00635     if (data == 0) {
00636       /* This needs to be done in command-scope to enforce rebuilding before resorting invalid data */
00637       this->stations.ForceRebuild();
00638     } else {
00639       this->stations.ForceResort();
00640     }
00641   }
00642 };
00643 
00644 Listing CompanyStationsWindow::last_sorting = {false, 0};
00645 byte CompanyStationsWindow::facilities = FACIL_TRAIN | FACIL_TRUCK_STOP | FACIL_BUS_STOP | FACIL_AIRPORT | FACIL_DOCK;
00646 bool CompanyStationsWindow::include_empty = true;
00647 const uint32 CompanyStationsWindow::cargo_filter_max = UINT32_MAX;
00648 uint32 CompanyStationsWindow::cargo_filter = UINT32_MAX;
00649 const Station *CompanyStationsWindow::last_station = NULL;
00650 
00651 /* Availible station sorting functions */
00652 GUIStationList::SortFunction * const CompanyStationsWindow::sorter_funcs[] = {
00653   &StationNameSorter,
00654   &StationTypeSorter,
00655   &StationWaitingSorter,
00656   &StationRatingMaxSorter,
00657   &StationRatingMinSorter
00658 };
00659 
00660 /* Names of the sorting functions */
00661 const StringID CompanyStationsWindow::sorter_names[] = {
00662   STR_SORT_BY_NAME,
00663   STR_SORT_BY_FACILITY,
00664   STR_SORT_BY_WAITING,
00665   STR_SORT_BY_RATING_MAX,
00666   STR_SORT_BY_RATING_MIN,
00667   INVALID_STRING_ID
00668 };
00669 
00675 static NWidgetBase *CargoWidgets(int *biggest_index)
00676 {
00677   NWidgetHorizontal *container = new NWidgetHorizontal();
00678 
00679   for (uint i = 0; i < NUM_CARGO; i++) {
00680     const CargoSpec *cs = CargoSpec::Get(i);
00681     if (cs->IsValid()) {
00682       NWidgetBackground *panel = new NWidgetBackground(WWT_PANEL, COLOUR_GREY, WID_STL_CARGOSTART + i);
00683       panel->SetMinimalSize(14, 11);
00684       panel->SetResize(0, 0);
00685       panel->SetFill(0, 1);
00686       panel->SetDataTip(0, STR_STATION_LIST_USE_CTRL_TO_SELECT_MORE);
00687       container->Add(panel);
00688     } else {
00689       NWidgetLeaf *nwi = new NWidgetLeaf(WWT_EMPTY, COLOUR_GREY, WID_STL_CARGOSTART + i, 0x0, STR_NULL);
00690       nwi->SetMinimalSize(0, 11);
00691       nwi->SetResize(0, 0);
00692       nwi->SetFill(0, 1);
00693       container->Add(nwi);
00694     }
00695   }
00696   *biggest_index = WID_STL_CARGOSTART + NUM_CARGO;
00697   return container;
00698 }
00699 
00700 static const NWidgetPart _nested_company_stations_widgets[] = {
00701   NWidget(NWID_HORIZONTAL),
00702     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00703     NWidget(WWT_CAPTION, COLOUR_GREY, WID_STL_CAPTION), SetDataTip(STR_STATION_LIST_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00704     NWidget(WWT_SHADEBOX, COLOUR_GREY),
00705     NWidget(WWT_STICKYBOX, COLOUR_GREY),
00706   EndContainer(),
00707   NWidget(NWID_HORIZONTAL),
00708     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),
00709     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),
00710     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),
00711     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),
00712     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),
00713     NWidget(WWT_PUSHBTN, COLOUR_GREY, WID_STL_FACILALL), SetMinimalSize(14, 11), SetDataTip(0x0, STR_STATION_LIST_SELECT_ALL_FACILITIES), SetFill(0, 1),
00714     NWidget(WWT_PANEL, COLOUR_GREY), SetMinimalSize(5, 11), SetFill(0, 1), EndContainer(),
00715     NWidgetFunction(CargoWidgets),
00716     NWidget(WWT_PANEL, COLOUR_GREY, WID_STL_NOCARGOWAITING), SetMinimalSize(14, 11), SetDataTip(0x0, STR_STATION_LIST_NO_WAITING_CARGO), SetFill(0, 1), EndContainer(),
00717     NWidget(WWT_PUSHBTN, COLOUR_GREY, WID_STL_CARGOALL), SetMinimalSize(14, 11), SetDataTip(0x0, STR_STATION_LIST_SELECT_ALL_TYPES), SetFill(0, 1),
00718     NWidget(WWT_PANEL, COLOUR_GREY), SetDataTip(0x0, STR_NULL), SetResize(1, 0), SetFill(1, 1), EndContainer(),
00719   EndContainer(),
00720   NWidget(NWID_HORIZONTAL),
00721     NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_STL_SORTBY), SetMinimalSize(81, 12), SetDataTip(STR_BUTTON_SORT_BY, STR_TOOLTIP_SORT_ORDER),
00722     NWidget(WWT_DROPDOWN, COLOUR_GREY, WID_STL_SORTDROPBTN), SetMinimalSize(163, 12), SetDataTip(STR_SORT_BY_NAME, STR_TOOLTIP_SORT_CRITERIA), // widget_data gets overwritten.
00723     NWidget(WWT_PANEL, COLOUR_GREY), SetDataTip(0x0, STR_NULL), SetResize(1, 0), SetFill(1, 1), EndContainer(),
00724   EndContainer(),
00725   NWidget(NWID_HORIZONTAL),
00726     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(),
00727     NWidget(NWID_VERTICAL),
00728       NWidget(NWID_VSCROLLBAR, COLOUR_GREY, WID_STL_SCROLLBAR),
00729       NWidget(WWT_RESIZEBOX, COLOUR_GREY),
00730     EndContainer(),
00731   EndContainer(),
00732 };
00733 
00734 static const WindowDesc _company_stations_desc(
00735   WDP_AUTO, 358, 162,
00736   WC_STATION_LIST, WC_NONE,
00737   WDF_UNCLICK_BUTTONS,
00738   _nested_company_stations_widgets, lengthof(_nested_company_stations_widgets)
00739 );
00740 
00746 void ShowCompanyStations(CompanyID company)
00747 {
00748   if (!Company::IsValidID(company)) return;
00749 
00750   AllocateWindowDescFront<CompanyStationsWindow>(&_company_stations_desc, company);
00751 }
00752 
00753 static const NWidgetPart _nested_station_view_widgets[] = {
00754   NWidget(NWID_HORIZONTAL),
00755     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00756     NWidget(WWT_CAPTION, COLOUR_GREY, WID_SV_CAPTION), SetDataTip(STR_STATION_VIEW_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00757     NWidget(WWT_SHADEBOX, COLOUR_GREY),
00758     NWidget(WWT_STICKYBOX, COLOUR_GREY),
00759   EndContainer(),
00760   NWidget(NWID_HORIZONTAL),
00761     NWidget(WWT_PANEL, COLOUR_GREY, WID_SV_WAITING), SetMinimalSize(237, 52), SetResize(1, 10), SetScrollbar(WID_SV_SCROLLBAR), EndContainer(),
00762     NWidget(NWID_VSCROLLBAR, COLOUR_GREY, WID_SV_SCROLLBAR),
00763   EndContainer(),
00764   NWidget(WWT_PANEL, COLOUR_GREY, WID_SV_ACCEPT_RATING_LIST), SetMinimalSize(249, 32), SetResize(1, 0), EndContainer(),
00765   NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
00766     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_LOCATION), SetMinimalSize(60, 12), SetResize(1, 0), SetFill(1, 1),
00767         SetDataTip(STR_BUTTON_LOCATION, STR_STATION_VIEW_CENTER_TOOLTIP),
00768     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_ACCEPTS_RATINGS), SetMinimalSize(61, 12), SetResize(1, 0), SetFill(1, 1),
00769         SetDataTip(STR_STATION_VIEW_RATINGS_BUTTON, STR_STATION_VIEW_RATINGS_TOOLTIP),
00770     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_RENAME), SetMinimalSize(60, 12), SetResize(1, 0), SetFill(1, 1),
00771         SetDataTip(STR_BUTTON_RENAME, STR_STATION_VIEW_RENAME_TOOLTIP),
00772     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_TRAINS), SetMinimalSize(14, 12), SetFill(0, 1), SetDataTip(STR_TRAIN, STR_STATION_VIEW_SCHEDULED_TRAINS_TOOLTIP),
00773     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_ROADVEHS), SetMinimalSize(14, 12), SetFill(0, 1), SetDataTip(STR_LORRY, STR_STATION_VIEW_SCHEDULED_ROAD_VEHICLES_TOOLTIP),
00774     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_SHIPS), SetMinimalSize(14, 12), SetFill(0, 1), SetDataTip(STR_SHIP, STR_STATION_VIEW_SCHEDULED_SHIPS_TOOLTIP),
00775     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_PLANES),  SetMinimalSize(14, 12), SetFill(0, 1), SetDataTip(STR_PLANE, STR_STATION_VIEW_SCHEDULED_AIRCRAFT_TOOLTIP),
00776     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
00777   EndContainer(),
00778 };
00779 
00790 static void DrawCargoIcons(CargoID i, uint waiting, int left, int right, int y)
00791 {
00792   uint num = min((waiting + 5) / 10, (right - left) / 10); // maximum is width / 10 icons so it won't overflow
00793   if (num == 0) return;
00794 
00795   SpriteID sprite = CargoSpec::Get(i)->GetCargoIcon();
00796 
00797   int x = _current_text_dir == TD_RTL ? right - num * 10 : left;
00798   do {
00799     DrawSprite(sprite, PAL_NONE, x, y);
00800     x += 10;
00801   } while (--num);
00802 }
00803 
00804 struct CargoData {
00805   CargoID cargo;
00806   StationID source;
00807   uint count;
00808 
00809   CargoData(CargoID cargo, StationID source, uint count) :
00810     cargo(cargo),
00811     source(source),
00812     count(count)
00813   { }
00814 };
00815 
00816 typedef std::list<CargoData> CargoDataList;
00817 
00821 struct StationViewWindow : public Window {
00822   uint32 cargo;                 
00823   uint16 cargo_rows[NUM_CARGO]; 
00824   uint expand_shrink_width;     
00825   int rating_lines;             
00826   int accepts_lines;            
00827   Scrollbar *vscroll;
00828 
00830   enum AcceptListHeight {
00831     ALH_RATING  = 13, 
00832     ALH_ACCEPTS = 3,  
00833   };
00834 
00835   StationViewWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
00836   {
00837     this->rating_lines  = ALH_RATING;
00838     this->accepts_lines = ALH_ACCEPTS;
00839 
00840     this->CreateNestedTree(desc);
00841     this->vscroll = this->GetScrollbar(WID_SV_SCROLLBAR);
00842     /* Nested widget tree creation is done in two steps to ensure that this->GetWidget<NWidgetCore>(WID_SV_ACCEPTS_RATINGS) exists in UpdateWidgetSize(). */
00843     this->FinishInitNested(desc, window_number);
00844 
00845     Owner owner = Station::Get(window_number)->owner;
00846     if (owner != OWNER_NONE) this->owner = owner;
00847   }
00848 
00849   ~StationViewWindow()
00850   {
00851     Owner owner = Station::Get(this->window_number)->owner;
00852     if (!Company::IsValidID(owner)) owner = _local_company;
00853     if (!Company::IsValidID(owner)) return; // Spectators
00854     DeleteWindowById(WC_TRAINS_LIST,   VehicleListIdentifier(VL_STATION_LIST, VEH_TRAIN,    owner, this->window_number).Pack(), false);
00855     DeleteWindowById(WC_ROADVEH_LIST,  VehicleListIdentifier(VL_STATION_LIST, VEH_ROAD,     owner, this->window_number).Pack(), false);
00856     DeleteWindowById(WC_SHIPS_LIST,    VehicleListIdentifier(VL_STATION_LIST, VEH_SHIP,     owner, this->window_number).Pack(), false);
00857     DeleteWindowById(WC_AIRCRAFT_LIST, VehicleListIdentifier(VL_STATION_LIST, VEH_AIRCRAFT, owner, this->window_number).Pack(), false);
00858   }
00859 
00860   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00861   {
00862     switch (widget) {
00863       case WID_SV_WAITING:
00864         resize->height = FONT_HEIGHT_NORMAL;
00865         size->height = WD_FRAMERECT_TOP + 5 * resize->height + WD_FRAMERECT_BOTTOM;
00866         this->expand_shrink_width = max(GetStringBoundingBox("-").width, GetStringBoundingBox("+").width) + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
00867         break;
00868 
00869       case WID_SV_ACCEPT_RATING_LIST:
00870         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;
00871         break;
00872     }
00873   }
00874 
00875   virtual void OnPaint()
00876   {
00877     CargoDataList cargolist;
00878     uint32 transfers = 0;
00879     this->OrderWaitingCargo(&cargolist, &transfers);
00880 
00881     this->vscroll->SetCount((int)cargolist.size() + 1); // update scrollbar
00882 
00883     /* disable some buttons */
00884     const Station *st = Station::Get(this->window_number);
00885     this->SetWidgetDisabledState(WID_SV_RENAME,   st->owner != _local_company);
00886     this->SetWidgetDisabledState(WID_SV_TRAINS,   !(st->facilities & FACIL_TRAIN));
00887     this->SetWidgetDisabledState(WID_SV_ROADVEHS, !(st->facilities & FACIL_TRUCK_STOP) && !(st->facilities & FACIL_BUS_STOP));
00888     this->SetWidgetDisabledState(WID_SV_SHIPS,    !(st->facilities & FACIL_DOCK));
00889     this->SetWidgetDisabledState(WID_SV_PLANES,   !(st->facilities & FACIL_AIRPORT));
00890 
00891     this->DrawWidgets();
00892 
00893     if (!this->IsShaded()) {
00894       /* Draw 'accepted cargo' or 'cargo ratings'. */
00895       const NWidgetBase *wid = this->GetWidget<NWidgetBase>(WID_SV_ACCEPT_RATING_LIST);
00896       const Rect r = {wid->pos_x, wid->pos_y, wid->pos_x + wid->current_x - 1, wid->pos_y + wid->current_y - 1};
00897       if (this->GetWidget<NWidgetCore>(WID_SV_ACCEPTS_RATINGS)->widget_data == STR_STATION_VIEW_RATINGS_BUTTON) {
00898         int lines = this->DrawAcceptedCargo(r);
00899         if (lines > this->accepts_lines) { // Resize the widget, and perform re-initialization of the window.
00900           this->accepts_lines = lines;
00901           this->ReInit();
00902           return;
00903         }
00904       } else {
00905         int lines = this->DrawCargoRatings(r);
00906         if (lines > this->rating_lines) { // Resize the widget, and perform re-initialization of the window.
00907           this->rating_lines = lines;
00908           this->ReInit();
00909           return;
00910         }
00911       }
00912 
00913       /* Draw waiting cargo. */
00914       NWidgetBase *nwi = this->GetWidget<NWidgetBase>(WID_SV_WAITING);
00915       Rect waiting_rect = {nwi->pos_x, nwi->pos_y, nwi->pos_x + nwi->current_x - 1, nwi->pos_y + nwi->current_y - 1};
00916       this->DrawWaitingCargo(waiting_rect, cargolist, transfers);
00917     }
00918   }
00919 
00920   virtual void SetStringParameters(int widget) const
00921   {
00922     if (widget == WID_SV_CAPTION) {
00923       const Station *st = Station::Get(this->window_number);
00924       SetDParam(0, st->index);
00925       SetDParam(1, st->facilities);
00926     }
00927   }
00928 
00935   void OrderWaitingCargo(CargoDataList *cargolist, uint32 *transfers)
00936   {
00937     assert(cargolist->size() == 0);
00938     *transfers = 0;
00939 
00940     StationID station_id = this->window_number;
00941     const Station *st = Station::Get(station_id);
00942 
00943     /* count types of cargoes waiting in station */
00944     for (CargoID i = 0; i < NUM_CARGO; i++) {
00945       if (st->goods[i].cargo.Empty()) {
00946         this->cargo_rows[i] = 0;
00947       } else {
00948         /* Add an entry for total amount of cargo of this type waiting. */
00949         cargolist->push_back(CargoData(i, INVALID_STATION, st->goods[i].cargo.Count()));
00950 
00951         /* Set the row for this cargo entry for the expand/hide button */
00952         this->cargo_rows[i] = (uint16)cargolist->size();
00953 
00954         /* Add an entry for each distinct cargo source. */
00955         const StationCargoList::List *packets = st->goods[i].cargo.Packets();
00956         for (StationCargoList::ConstIterator it(packets->begin()); it != packets->end(); it++) {
00957           const CargoPacket *cp = *it;
00958           if (cp->SourceStation() != station_id) {
00959             bool added = false;
00960 
00961             /* Enable the expand/hide button for this cargo type */
00962             SetBit(*transfers, i);
00963 
00964             /* Don't add cargo lines if not expanded */
00965             if (!HasBit(this->cargo, i)) break;
00966 
00967             /* Check if we already have this source in the list */
00968             for (CargoDataList::iterator jt(cargolist->begin()); jt != cargolist->end(); jt++) {
00969               CargoData *cd = &(*jt);
00970               if (cd->cargo == i && cd->source == cp->SourceStation()) {
00971                 cd->count += cp->Count();
00972                 added = true;
00973                 break;
00974               }
00975             }
00976 
00977             if (!added) cargolist->push_back(CargoData(i, cp->SourceStation(), cp->Count()));
00978           }
00979         }
00980       }
00981     }
00982   }
00983 
00990   void DrawWaitingCargo(const Rect &r, const CargoDataList &cargolist, uint32 transfers) const
00991   {
00992     int y = r.top + WD_FRAMERECT_TOP;
00993     int pos = this->vscroll->GetPosition();
00994 
00995     const Station *st = Station::Get(this->window_number);
00996     if (--pos < 0) {
00997       StringID str = STR_JUST_NOTHING;
00998       for (CargoID i = 0; i < NUM_CARGO; i++) {
00999         if (!st->goods[i].cargo.Empty()) str = STR_EMPTY;
01000       }
01001       SetDParam(0, str);
01002       DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_VIEW_WAITING_TITLE);
01003       y += FONT_HEIGHT_NORMAL;
01004     }
01005 
01006     bool rtl = _current_text_dir == TD_RTL;
01007     int text_left    = rtl ? r.left + this->expand_shrink_width : r.left + WD_FRAMERECT_LEFT;
01008     int text_right   = rtl ? r.right - WD_FRAMERECT_LEFT : r.right - this->expand_shrink_width;
01009     int shrink_left  = rtl ? r.left + WD_FRAMERECT_LEFT : r.right - this->expand_shrink_width + WD_FRAMERECT_LEFT;
01010     int shrink_right = rtl ? r.left + this->expand_shrink_width - WD_FRAMERECT_RIGHT : r.right - WD_FRAMERECT_RIGHT;
01011 
01012 
01013     int maxrows = this->vscroll->GetCapacity();
01014     for (CargoDataList::const_iterator it = cargolist.begin(); it != cargolist.end() && pos > -maxrows; ++it) {
01015       if (--pos < 0) {
01016         const CargoData *cd = &(*it);
01017         if (cd->source == INVALID_STATION) {
01018           /* Heading */
01019           DrawCargoIcons(cd->cargo, cd->count, r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y);
01020           SetDParam(0, cd->cargo);
01021           SetDParam(1, cd->count);
01022           if (HasBit(transfers, cd->cargo)) {
01023             /* This cargo has transfers waiting so show the expand or shrink 'button' */
01024             const char *sym = HasBit(this->cargo, cd->cargo) ? "-" : "+";
01025             DrawString(text_left, text_right, y, STR_STATION_VIEW_WAITING_CARGO, TC_FROMSTRING, SA_RIGHT);
01026             DrawString(shrink_left, shrink_right, y, sym, TC_YELLOW, SA_RIGHT);
01027           } else {
01028             DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_VIEW_WAITING_CARGO, TC_FROMSTRING, SA_RIGHT);
01029           }
01030         } else {
01031           SetDParam(0, cd->cargo);
01032           SetDParam(1, cd->count);
01033           SetDParam(2, cd->source);
01034           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_VIEW_EN_ROUTE_FROM, TC_FROMSTRING, SA_RIGHT);
01035         }
01036 
01037         y += FONT_HEIGHT_NORMAL;
01038       }
01039     }
01040   }
01041 
01047   int DrawAcceptedCargo(const Rect &r) const
01048   {
01049     const Station *st = Station::Get(this->window_number);
01050 
01051     uint32 cargo_mask = 0;
01052     for (CargoID i = 0; i < NUM_CARGO; i++) {
01053       if (HasBit(st->goods[i].acceptance_pickup, GoodsEntry::GES_ACCEPTANCE)) SetBit(cargo_mask, i);
01054     }
01055     SetDParam(0, cargo_mask);
01056     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);
01057     return CeilDiv(bottom - r.top - WD_FRAMERECT_TOP, FONT_HEIGHT_NORMAL);
01058   }
01059 
01065   int DrawCargoRatings(const Rect &r) const
01066   {
01067     const Station *st = Station::Get(this->window_number);
01068     int y = r.top + WD_FRAMERECT_TOP;
01069 
01070     DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_VIEW_CARGO_RATINGS_TITLE);
01071     y += FONT_HEIGHT_NORMAL;
01072 
01073     const CargoSpec *cs;
01074     FOR_ALL_SORTED_STANDARD_CARGOSPECS(cs) {
01075       const GoodsEntry *ge = &st->goods[cs->Index()];
01076       if (!HasBit(ge->acceptance_pickup, GoodsEntry::GES_PICKUP)) continue;
01077 
01078       SetDParam(0, cs->name);
01079       SetDParam(2, ToPercent8(ge->rating));
01080       SetDParam(1, STR_CARGO_RATING_APPALLING + (ge->rating >> 5));
01081       DrawString(r.left + WD_FRAMERECT_LEFT + 6, r.right - WD_FRAMERECT_RIGHT - 6, y, STR_STATION_VIEW_CARGO_RATING);
01082       y += FONT_HEIGHT_NORMAL;
01083     }
01084     return CeilDiv(y - r.top - WD_FRAMERECT_TOP, FONT_HEIGHT_NORMAL);
01085   }
01086 
01087   void HandleCargoWaitingClick(int row)
01088   {
01089     if (row == 0) return;
01090 
01091     for (CargoID c = 0; c < NUM_CARGO; c++) {
01092       if (this->cargo_rows[c] == row) {
01093         ToggleBit(this->cargo, c);
01094         this->SetWidgetDirty(WID_SV_WAITING);
01095         break;
01096       }
01097     }
01098   }
01099 
01100   virtual void OnClick(Point pt, int widget, int click_count)
01101   {
01102     switch (widget) {
01103       case WID_SV_WAITING:
01104         this->HandleCargoWaitingClick(this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_SV_WAITING, WD_FRAMERECT_TOP, FONT_HEIGHT_NORMAL));
01105         break;
01106 
01107       case WID_SV_LOCATION:
01108         if (_ctrl_pressed) {
01109           ShowExtraViewPortWindow(Station::Get(this->window_number)->xy);
01110         } else {
01111           ScrollMainWindowToTile(Station::Get(this->window_number)->xy);
01112         }
01113         break;
01114 
01115       case WID_SV_ACCEPTS_RATINGS: {
01116         /* Swap between 'accepts' and 'ratings' view. */
01117         int height_change;
01118         NWidgetCore *nwi = this->GetWidget<NWidgetCore>(WID_SV_ACCEPTS_RATINGS);
01119         if (this->GetWidget<NWidgetCore>(WID_SV_ACCEPTS_RATINGS)->widget_data == STR_STATION_VIEW_RATINGS_BUTTON) {
01120           nwi->SetDataTip(STR_STATION_VIEW_ACCEPTS_BUTTON, STR_STATION_VIEW_ACCEPTS_TOOLTIP); // Switch to accepts view.
01121           height_change = this->rating_lines - this->accepts_lines;
01122         } else {
01123           nwi->SetDataTip(STR_STATION_VIEW_RATINGS_BUTTON, STR_STATION_VIEW_RATINGS_TOOLTIP); // Switch to ratings view.
01124           height_change = this->accepts_lines - this->rating_lines;
01125         }
01126         this->ReInit(0, height_change * FONT_HEIGHT_NORMAL);
01127         break;
01128       }
01129 
01130       case WID_SV_RENAME:
01131         SetDParam(0, this->window_number);
01132         ShowQueryString(STR_STATION_NAME, STR_STATION_VIEW_RENAME_STATION_CAPTION, MAX_LENGTH_STATION_NAME_CHARS,
01133             this, CS_ALPHANUMERAL, QSF_ENABLE_DEFAULT | QSF_LEN_IN_CHARS);
01134         break;
01135 
01136       case WID_SV_TRAINS:   // Show list of scheduled trains to this station
01137       case WID_SV_ROADVEHS: // Show list of scheduled road-vehicles to this station
01138       case WID_SV_SHIPS:    // Show list of scheduled ships to this station
01139       case WID_SV_PLANES:   // Show list of scheduled aircraft to this station
01140         ShowVehicleListWindow(this->owner, (VehicleType)(widget - WID_SV_TRAINS), (StationID)this->window_number);
01141         break;
01142     }
01143   }
01144 
01145   virtual void OnQueryTextFinished(char *str)
01146   {
01147     if (str == NULL) return;
01148 
01149     DoCommandP(0, this->window_number, 0, CMD_RENAME_STATION | CMD_MSG(STR_ERROR_CAN_T_RENAME_STATION), NULL, str);
01150   }
01151 
01152   virtual void OnResize()
01153   {
01154     this->vscroll->SetCapacityFromWidget(this, WID_SV_WAITING, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM);
01155   }
01156 };
01157 
01158 
01159 static const WindowDesc _station_view_desc(
01160   WDP_AUTO, 249, 110,
01161   WC_STATION_VIEW, WC_NONE,
01162   WDF_UNCLICK_BUTTONS,
01163   _nested_station_view_widgets, lengthof(_nested_station_view_widgets)
01164 );
01165 
01171 void ShowStationViewWindow(StationID station)
01172 {
01173   AllocateWindowDescFront<StationViewWindow>(&_station_view_desc, station);
01174 }
01175 
01177 struct TileAndStation {
01178   TileIndex tile;    
01179   StationID station; 
01180 };
01181 
01182 static SmallVector<TileAndStation, 8> _deleted_stations_nearby;
01183 static SmallVector<StationID, 8> _stations_nearby_list;
01184 
01192 template <class T>
01193 static bool AddNearbyStation(TileIndex tile, void *user_data)
01194 {
01195   TileArea *ctx = (TileArea *)user_data;
01196 
01197   /* First check if there were deleted stations here */
01198   for (uint i = 0; i < _deleted_stations_nearby.Length(); i++) {
01199     TileAndStation *ts = _deleted_stations_nearby.Get(i);
01200     if (ts->tile == tile) {
01201       *_stations_nearby_list.Append() = _deleted_stations_nearby[i].station;
01202       _deleted_stations_nearby.Erase(ts);
01203       i--;
01204     }
01205   }
01206 
01207   /* Check if own station and if we stay within station spread */
01208   if (!IsTileType(tile, MP_STATION)) return false;
01209 
01210   StationID sid = GetStationIndex(tile);
01211 
01212   /* This station is (likely) a waypoint */
01213   if (!T::IsValidID(sid)) return false;
01214 
01215   T *st = T::Get(sid);
01216   if (st->owner != _local_company || _stations_nearby_list.Contains(sid)) return false;
01217 
01218   if (st->rect.BeforeAddRect(ctx->tile, ctx->w, ctx->h, StationRect::ADD_TEST).Succeeded()) {
01219     *_stations_nearby_list.Append() = sid;
01220   }
01221 
01222   return false; // We want to include *all* nearby stations
01223 }
01224 
01234 template <class T>
01235 static const T *FindStationsNearby(TileArea ta, bool distant_join)
01236 {
01237   TileArea ctx = ta;
01238 
01239   _stations_nearby_list.Clear();
01240   _deleted_stations_nearby.Clear();
01241 
01242   /* Check the inside, to return, if we sit on another station */
01243   TILE_AREA_LOOP(t, ta) {
01244     if (t < MapSize() && IsTileType(t, MP_STATION) && T::IsValidID(GetStationIndex(t))) return T::GetByTile(t);
01245   }
01246 
01247   /* Look for deleted stations */
01248   const BaseStation *st;
01249   FOR_ALL_BASE_STATIONS(st) {
01250     if (T::IsExpected(st) && !st->IsInUse() && st->owner == _local_company) {
01251       /* Include only within station spread (yes, it is strictly less than) */
01252       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) {
01253         TileAndStation *ts = _deleted_stations_nearby.Append();
01254         ts->tile = st->xy;
01255         ts->station = st->index;
01256 
01257         /* Add the station when it's within where we're going to build */
01258         if (IsInsideBS(TileX(st->xy), TileX(ctx.tile), ctx.w) &&
01259             IsInsideBS(TileY(st->xy), TileY(ctx.tile), ctx.h)) {
01260           AddNearbyStation<T>(st->xy, &ctx);
01261         }
01262       }
01263     }
01264   }
01265 
01266   /* Only search tiles where we have a chance to stay within the station spread.
01267    * The complete check needs to be done in the callback as we don't know the
01268    * extent of the found station, yet. */
01269   if (distant_join && min(ta.w, ta.h) >= _settings_game.station.station_spread) return NULL;
01270   uint max_dist = distant_join ? _settings_game.station.station_spread - min(ta.w, ta.h) : 1;
01271 
01272   TileIndex tile = TILE_ADD(ctx.tile, TileOffsByDir(DIR_N));
01273   CircularTileSearch(&tile, max_dist, ta.w, ta.h, AddNearbyStation<T>, &ctx);
01274 
01275   return NULL;
01276 }
01277 
01278 static const NWidgetPart _nested_select_station_widgets[] = {
01279   NWidget(NWID_HORIZONTAL),
01280     NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
01281     NWidget(WWT_CAPTION, COLOUR_DARK_GREEN, WID_JS_CAPTION), SetDataTip(STR_JOIN_STATION_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01282   EndContainer(),
01283   NWidget(NWID_HORIZONTAL),
01284     NWidget(WWT_PANEL, COLOUR_DARK_GREEN, WID_JS_PANEL), SetResize(1, 0), SetScrollbar(WID_JS_SCROLLBAR), EndContainer(),
01285     NWidget(NWID_VERTICAL),
01286       NWidget(NWID_VSCROLLBAR, COLOUR_DARK_GREEN, WID_JS_SCROLLBAR),
01287       NWidget(WWT_RESIZEBOX, COLOUR_DARK_GREEN),
01288     EndContainer(),
01289   EndContainer(),
01290 };
01291 
01296 template <class T>
01297 struct SelectStationWindow : Window {
01298   CommandContainer select_station_cmd; 
01299   TileArea area; 
01300   Scrollbar *vscroll;
01301 
01302   SelectStationWindow(const WindowDesc *desc, CommandContainer cmd, TileArea ta) :
01303     Window(),
01304     select_station_cmd(cmd),
01305     area(ta)
01306   {
01307     this->CreateNestedTree(desc);
01308     this->vscroll = this->GetScrollbar(WID_JS_SCROLLBAR);
01309     this->GetWidget<NWidgetCore>(WID_JS_CAPTION)->widget_data = T::EXPECTED_FACIL == FACIL_WAYPOINT ? STR_JOIN_WAYPOINT_CAPTION : STR_JOIN_STATION_CAPTION;
01310     this->FinishInitNested(desc, 0);
01311     this->OnInvalidateData(0);
01312   }
01313 
01314   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01315   {
01316     if (widget != WID_JS_PANEL) return;
01317 
01318     /* Determine the widest string */
01319     Dimension d = GetStringBoundingBox(T::EXPECTED_FACIL == FACIL_WAYPOINT ? STR_JOIN_WAYPOINT_CREATE_SPLITTED_WAYPOINT : STR_JOIN_STATION_CREATE_SPLITTED_STATION);
01320     for (uint i = 0; i < _stations_nearby_list.Length(); i++) {
01321       const T *st = T::Get(_stations_nearby_list[i]);
01322       SetDParam(0, st->index);
01323       SetDParam(1, st->facilities);
01324       d = maxdim(d, GetStringBoundingBox(T::EXPECTED_FACIL == FACIL_WAYPOINT ? STR_STATION_LIST_WAYPOINT : STR_STATION_LIST_STATION));
01325     }
01326 
01327     resize->height = d.height;
01328     d.height *= 5;
01329     d.width += WD_FRAMERECT_RIGHT + WD_FRAMERECT_LEFT;
01330     d.height += WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
01331     *size = d;
01332   }
01333 
01334   virtual void DrawWidget(const Rect &r, int widget) const
01335   {
01336     if (widget != WID_JS_PANEL) return;
01337 
01338     uint y = r.top + WD_FRAMERECT_TOP;
01339     if (this->vscroll->GetPosition() == 0) {
01340       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);
01341       y += this->resize.step_height;
01342     }
01343 
01344     for (uint i = max<uint>(1, this->vscroll->GetPosition()); i <= _stations_nearby_list.Length(); ++i, y += this->resize.step_height) {
01345       /* Don't draw anything if it extends past the end of the window. */
01346       if (i - this->vscroll->GetPosition() >= this->vscroll->GetCapacity()) break;
01347 
01348       const T *st = T::Get(_stations_nearby_list[i - 1]);
01349       SetDParam(0, st->index);
01350       SetDParam(1, st->facilities);
01351       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);
01352     }
01353   }
01354 
01355   virtual void OnClick(Point pt, int widget, int click_count)
01356   {
01357     if (widget != WID_JS_PANEL) return;
01358 
01359     uint st_index = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_JS_PANEL, WD_FRAMERECT_TOP);
01360     bool distant_join = (st_index > 0);
01361     if (distant_join) st_index--;
01362 
01363     if (distant_join && st_index >= _stations_nearby_list.Length()) return;
01364 
01365     /* Insert station to be joined into stored command */
01366     SB(this->select_station_cmd.p2, 16, 16,
01367        (distant_join ? _stations_nearby_list[st_index] : NEW_STATION));
01368 
01369     /* Execute stored Command */
01370     DoCommandP(&this->select_station_cmd);
01371 
01372     /* Close Window; this might cause double frees! */
01373     DeleteWindowById(WC_SELECT_STATION, 0);
01374   }
01375 
01376   virtual void OnTick()
01377   {
01378     if (_thd.dirty & 2) {
01379       _thd.dirty &= ~2;
01380       this->SetDirty();
01381     }
01382   }
01383 
01384   virtual void OnResize()
01385   {
01386     this->vscroll->SetCapacityFromWidget(this, WID_JS_PANEL, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM);
01387   }
01388 
01394   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
01395   {
01396     if (!gui_scope) return;
01397     FindStationsNearby<T>(this->area, true);
01398     this->vscroll->SetCount(_stations_nearby_list.Length() + 1);
01399     this->SetDirty();
01400   }
01401 };
01402 
01403 static const WindowDesc _select_station_desc(
01404   WDP_AUTO, 200, 180,
01405   WC_SELECT_STATION, WC_NONE,
01406   WDF_CONSTRUCTION,
01407   _nested_select_station_widgets, lengthof(_nested_select_station_widgets)
01408 );
01409 
01410 
01418 template <class T>
01419 static bool StationJoinerNeeded(CommandContainer cmd, TileArea ta)
01420 {
01421   /* Only show selection if distant join is enabled in the settings */
01422   if (!_settings_game.station.distant_join_stations) return false;
01423 
01424   /* If a window is already opened and we didn't ctrl-click,
01425    * return true (i.e. just flash the old window) */
01426   Window *selection_window = FindWindowById(WC_SELECT_STATION, 0);
01427   if (selection_window != NULL) {
01428     /* Abort current distant-join and start new one */
01429     delete selection_window;
01430     UpdateTileSelection();
01431   }
01432 
01433   /* only show the popup, if we press ctrl */
01434   if (!_ctrl_pressed) return false;
01435 
01436   /* Now check if we could build there */
01437   if (DoCommand(&cmd, CommandFlagsToDCFlags(GetCommandFlags(cmd.cmd))).Failed()) return false;
01438 
01439   /* Test for adjacent station or station below selection.
01440    * If adjacent-stations is disabled and we are building next to a station, do not show the selection window.
01441    * but join the other station immediately. */
01442   const T *st = FindStationsNearby<T>(ta, false);
01443   return st == NULL && (_settings_game.station.adjacent_stations || _stations_nearby_list.Length() == 0);
01444 }
01445 
01452 template <class T>
01453 void ShowSelectBaseStationIfNeeded(CommandContainer cmd, TileArea ta)
01454 {
01455   if (StationJoinerNeeded<T>(cmd, ta)) {
01456     if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
01457     new SelectStationWindow<T>(&_select_station_desc, cmd, ta);
01458   } else {
01459     DoCommandP(&cmd);
01460   }
01461 }
01462 
01468 void ShowSelectStationIfNeeded(CommandContainer cmd, TileArea ta)
01469 {
01470   ShowSelectBaseStationIfNeeded<Station>(cmd, ta);
01471 }
01472 
01478 void ShowSelectWaypointIfNeeded(CommandContainer cmd, TileArea ta)
01479 {
01480   ShowSelectBaseStationIfNeeded<Waypoint>(cmd, ta);
01481 }