station_gui.cpp

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00001 /* $Id: station_gui.cpp 23553 2011-12-16 18:33:02Z truebrain $ */
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 
00044 static int DrawCargoListText(uint32 cargo_mask, const Rect &r, StringID prefix)
00045 {
00046   bool first = true;
00047   char string[512];
00048   char *b = string;
00049 
00050   CargoID i;
00051   FOR_EACH_SET_CARGO_ID(i, cargo_mask) {
00052     if (b >= lastof(string) - (1 + 2 * 4)) break; // ',' or ' ' and two calls to Utf8Encode()
00053 
00054     if (first) {
00055       first = false;
00056     } else {
00057       /* Add a comma if this is not the first item */
00058       *b++ = ',';
00059       *b++ = ' ';
00060     }
00061     b = InlineString(b, CargoSpec::Get(i)->name);
00062   }
00063 
00064   /* If first is still true then no cargo is accepted */
00065   if (first) b = InlineString(b, STR_JUST_NOTHING);
00066 
00067   *b = '\0';
00068 
00069   /* Make sure we detect any buffer overflow */
00070   assert(b < endof(string));
00071 
00072   SetDParamStr(0, string);
00073   return DrawStringMultiLine(r.left, r.right, r.top, r.bottom, prefix);
00074 }
00075 
00086 int DrawStationCoverageAreaText(int left, int right, int top, StationCoverageType sct, int rad, bool supplies)
00087 {
00088   TileIndex tile = TileVirtXY(_thd.pos.x, _thd.pos.y);
00089   uint32 cargo_mask = 0;
00090   if (_thd.drawstyle == HT_RECT && tile < MapSize()) {
00091     CargoArray cargoes;
00092     if (supplies) {
00093       cargoes = GetProductionAroundTiles(tile, _thd.size.x / TILE_SIZE, _thd.size.y / TILE_SIZE, rad);
00094     } else {
00095       cargoes = GetAcceptanceAroundTiles(tile, _thd.size.x / TILE_SIZE, _thd.size.y / TILE_SIZE, rad);
00096     }
00097 
00098     /* Convert cargo counts to a set of cargo bits, and draw the result. */
00099     for (CargoID i = 0; i < NUM_CARGO; i++) {
00100       switch (sct) {
00101         case SCT_PASSENGERS_ONLY: if (!IsCargoInClass(i, CC_PASSENGERS)) continue; break;
00102         case SCT_NON_PASSENGERS_ONLY: if (IsCargoInClass(i, CC_PASSENGERS)) continue; break;
00103         case SCT_ALL: break;
00104         default: NOT_REACHED();
00105       }
00106       if (cargoes[i] >= (supplies ? 1U : 8U)) SetBit(cargo_mask, i);
00107     }
00108   }
00109   Rect r = {left, top, right, INT32_MAX};
00110   return DrawCargoListText(cargo_mask, r, supplies ? STR_STATION_BUILD_SUPPLIES_CARGO : STR_STATION_BUILD_ACCEPTS_CARGO);
00111 }
00112 
00118 void CheckRedrawStationCoverage(const Window *w)
00119 {
00120   if (_thd.dirty & 1) {
00121     _thd.dirty &= ~1;
00122     w->SetDirty();
00123   }
00124 }
00125 
00141 static void StationsWndShowStationRating(int left, int right, int y, CargoID type, uint amount, byte rating)
00142 {
00143   static const uint units_full  = 576; 
00144   static const uint rating_full = 224; 
00145 
00146   const CargoSpec *cs = CargoSpec::Get(type);
00147   if (!cs->IsValid()) return;
00148 
00149   int colour = cs->rating_colour;
00150   uint w = (minu(amount, units_full) + 5) / 36;
00151 
00152   int height = GetCharacterHeight(FS_SMALL);
00153 
00154   /* Draw total cargo (limited) on station (fits into 16 pixels) */
00155   if (w != 0) GfxFillRect(left, y, left + w - 1, y + height, colour);
00156 
00157   /* Draw a one pixel-wide bar of additional cargo meter, useful
00158    * for stations with only a small amount (<=30) */
00159   if (w == 0) {
00160     uint rest = amount / 5;
00161     if (rest != 0) {
00162       w += left;
00163       GfxFillRect(w, y + height - rest, w, y + height, colour);
00164     }
00165   }
00166 
00167   DrawString(left + 1, right, y, cs->abbrev, TC_BLACK);
00168 
00169   /* Draw green/red ratings bar (fits into 14 pixels) */
00170   y += height + 2;
00171   GfxFillRect(left + 1, y, left + 14, y, PC_RED);
00172   rating = minu(rating, rating_full) / 16;
00173   if (rating != 0) GfxFillRect(left + 1, y, left + rating, y, PC_GREEN);
00174 }
00175 
00176 typedef GUIList<const Station*> GUIStationList;
00177 
00181 class CompanyStationsWindow : public Window
00182 {
00183 protected:
00184   /* Runtime saved values */
00185   static Listing last_sorting;
00186   static byte facilities;               // types of stations of interest
00187   static bool include_empty;            // whether we should include stations without waiting cargo
00188   static const uint32 cargo_filter_max;
00189   static uint32 cargo_filter;           // bitmap of cargo types to include
00190   static const Station *last_station;
00191 
00192   /* Constants for sorting stations */
00193   static const StringID sorter_names[];
00194   static GUIStationList::SortFunction * const sorter_funcs[];
00195 
00196   GUIStationList stations;
00197   Scrollbar *vscroll;
00198 
00204   void BuildStationsList(const Owner owner)
00205   {
00206     if (!this->stations.NeedRebuild()) return;
00207 
00208     DEBUG(misc, 3, "Building station list for company %d", owner);
00209 
00210     this->stations.Clear();
00211 
00212     const Station *st;
00213     FOR_ALL_STATIONS(st) {
00214       if (st->owner == owner || (st->owner == OWNER_NONE && HasStationInUse(st->index, true, owner))) {
00215         if (this->facilities & st->facilities) { // only stations with selected facilities
00216           int num_waiting_cargo = 0;
00217           for (CargoID j = 0; j < NUM_CARGO; j++) {
00218             if (HasBit(st->goods[j].acceptance_pickup, GoodsEntry::GES_PICKUP)) {
00219               num_waiting_cargo++; // count number of waiting cargo
00220               if (HasBit(this->cargo_filter, j)) {
00221                 *this->stations.Append() = st;
00222                 break;
00223               }
00224             }
00225           }
00226           /* stations without waiting cargo */
00227           if (num_waiting_cargo == 0 && this->include_empty) {
00228             *this->stations.Append() = st;
00229           }
00230         }
00231       }
00232     }
00233 
00234     this->stations.Compact();
00235     this->stations.RebuildDone();
00236 
00237     this->vscroll->SetCount(this->stations.Length()); // Update the scrollbar
00238   }
00239 
00241   static int CDECL StationNameSorter(const Station * const *a, const Station * const *b)
00242   {
00243     static char buf_cache[64];
00244     char buf[64];
00245 
00246     SetDParam(0, (*a)->index);
00247     GetString(buf, STR_STATION_NAME, lastof(buf));
00248 
00249     if (*b != last_station) {
00250       last_station = *b;
00251       SetDParam(0, (*b)->index);
00252       GetString(buf_cache, STR_STATION_NAME, lastof(buf_cache));
00253     }
00254 
00255     return strcmp(buf, buf_cache);
00256   }
00257 
00259   static int CDECL StationTypeSorter(const Station * const *a, const Station * const *b)
00260   {
00261     return (*a)->facilities - (*b)->facilities;
00262   }
00263 
00265   static int CDECL StationWaitingSorter(const Station * const *a, const Station * const *b)
00266   {
00267     Money diff = 0;
00268 
00269     CargoID j;
00270     FOR_EACH_SET_CARGO_ID(j, cargo_filter) {
00271       if (!(*a)->goods[j].cargo.Empty()) diff += GetTransportedGoodsIncome((*a)->goods[j].cargo.Count(), 20, 50, j);
00272       if (!(*b)->goods[j].cargo.Empty()) diff -= GetTransportedGoodsIncome((*b)->goods[j].cargo.Count(), 20, 50, j);
00273     }
00274 
00275     return ClampToI32(diff);
00276   }
00277 
00279   static int CDECL StationRatingMaxSorter(const Station * const *a, const Station * const *b)
00280   {
00281     byte maxr1 = 0;
00282     byte maxr2 = 0;
00283 
00284     CargoID j;
00285     FOR_EACH_SET_CARGO_ID(j, cargo_filter) {
00286       if (HasBit((*a)->goods[j].acceptance_pickup, GoodsEntry::GES_PICKUP)) maxr1 = max(maxr1, (*a)->goods[j].rating);
00287       if (HasBit((*b)->goods[j].acceptance_pickup, GoodsEntry::GES_PICKUP)) maxr2 = max(maxr2, (*b)->goods[j].rating);
00288     }
00289 
00290     return maxr1 - maxr2;
00291   }
00292 
00294   static int CDECL StationRatingMinSorter(const Station * const *a, const Station * const *b)
00295   {
00296     byte minr1 = 255;
00297     byte minr2 = 255;
00298 
00299     for (CargoID j = 0; j < NUM_CARGO; j++) {
00300       if (!HasBit(cargo_filter, j)) continue;
00301       if (HasBit((*a)->goods[j].acceptance_pickup, GoodsEntry::GES_PICKUP)) minr1 = min(minr1, (*a)->goods[j].rating);
00302       if (HasBit((*b)->goods[j].acceptance_pickup, GoodsEntry::GES_PICKUP)) minr2 = min(minr2, (*b)->goods[j].rating);
00303     }
00304 
00305     return -(minr1 - minr2);
00306   }
00307 
00309   void SortStationsList()
00310   {
00311     if (!this->stations.Sort()) return;
00312 
00313     /* Reset name sorter sort cache */
00314     this->last_station = NULL;
00315 
00316     /* Set the modified widget dirty */
00317     this->SetWidgetDirty(WID_STL_LIST);
00318   }
00319 
00320 public:
00321   CompanyStationsWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
00322   {
00323     this->stations.SetListing(this->last_sorting);
00324     this->stations.SetSortFuncs(this->sorter_funcs);
00325     this->stations.ForceRebuild();
00326     this->stations.NeedResort();
00327     this->SortStationsList();
00328 
00329     this->CreateNestedTree(desc);
00330     this->vscroll = this->GetScrollbar(WID_STL_SCROLLBAR);
00331     this->FinishInitNested(desc, window_number);
00332     this->owner = (Owner)this->window_number;
00333 
00334     CargoID cid;
00335     FOR_EACH_SET_CARGO_ID(cid, this->cargo_filter) {
00336       if (CargoSpec::Get(cid)->IsValid()) this->LowerWidget(WID_STL_CARGOSTART + cid);
00337     }
00338 
00339     if (this->cargo_filter == this->cargo_filter_max) this->cargo_filter = _cargo_mask;
00340 
00341     for (uint i = 0; i < 5; i++) {
00342       if (HasBit(this->facilities, i)) this->LowerWidget(i + WID_STL_TRAIN);
00343     }
00344     this->SetWidgetLoweredState(WID_STL_NOCARGOWAITING, this->include_empty);
00345 
00346     this->GetWidget<NWidgetCore>(WID_STL_SORTDROPBTN)->widget_data = this->sorter_names[this->stations.SortType()];
00347   }
00348 
00349   ~CompanyStationsWindow()
00350   {
00351     this->last_sorting = this->stations.GetListing();
00352   }
00353 
00354   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00355   {
00356     switch (widget) {
00357       case WID_STL_SORTBY: {
00358         Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
00359         d.width += padding.width + WD_SORTBUTTON_ARROW_WIDTH * 2; // Doubled since the string is centred and it also looks better.
00360         d.height += padding.height;
00361         *size = maxdim(*size, d);
00362         break;
00363       }
00364 
00365       case WID_STL_SORTDROPBTN: {
00366         Dimension d = {0, 0};
00367         for (int i = 0; this->sorter_names[i] != INVALID_STRING_ID; i++) {
00368           d = maxdim(d, GetStringBoundingBox(this->sorter_names[i]));
00369         }
00370         d.width += padding.width;
00371         d.height += padding.height;
00372         *size = maxdim(*size, d);
00373         break;
00374       }
00375 
00376       case WID_STL_LIST:
00377         resize->height = FONT_HEIGHT_NORMAL;
00378         size->height = WD_FRAMERECT_TOP + 5 * resize->height + WD_FRAMERECT_BOTTOM;
00379         break;
00380 
00381       case WID_STL_TRAIN:
00382       case WID_STL_TRUCK:
00383       case WID_STL_BUS:
00384       case WID_STL_AIRPLANE:
00385       case WID_STL_SHIP:
00386         size->height = max<uint>(FONT_HEIGHT_SMALL, 10) + padding.height;
00387         break;
00388 
00389       case WID_STL_CARGOALL:
00390       case WID_STL_FACILALL:
00391       case WID_STL_NOCARGOWAITING: {
00392         Dimension d = GetStringBoundingBox(widget == WID_STL_NOCARGOWAITING ? STR_ABBREV_NONE : STR_ABBREV_ALL);
00393         d.width  += padding.width + 2;
00394         d.height += padding.height;
00395         *size = maxdim(*size, d);
00396         break;
00397       }
00398 
00399       default:
00400         if (widget >= WID_STL_CARGOSTART) {
00401           const CargoSpec *cs = CargoSpec::Get(widget - WID_STL_CARGOSTART);
00402           if (cs->IsValid()) {
00403             Dimension d = GetStringBoundingBox(cs->abbrev);
00404             d.width  += padding.width + 2;
00405             d.height += padding.height;
00406             *size = maxdim(*size, d);
00407           }
00408         }
00409         break;
00410     }
00411   }
00412 
00413   virtual void OnPaint()
00414   {
00415     this->BuildStationsList((Owner)this->window_number);
00416     this->SortStationsList();
00417 
00418     this->DrawWidgets();
00419   }
00420 
00421   virtual void DrawWidget(const Rect &r, int widget) const
00422   {
00423     switch (widget) {
00424       case WID_STL_SORTBY:
00425         /* draw arrow pointing up/down for ascending/descending sorting */
00426         this->DrawSortButtonState(WID_STL_SORTBY, this->stations.IsDescSortOrder() ? SBS_DOWN : SBS_UP);
00427         break;
00428 
00429       case WID_STL_LIST: {
00430         bool rtl = _current_text_dir == TD_RTL;
00431         int max = min(this->vscroll->GetPosition() + this->vscroll->GetCapacity(), this->stations.Length());
00432         int y = r.top + WD_FRAMERECT_TOP;
00433         for (int i = this->vscroll->GetPosition(); i < max; ++i) { // do until max number of stations of owner
00434           const Station *st = this->stations[i];
00435           assert(st->xy != INVALID_TILE);
00436 
00437           /* Do not do the complex check HasStationInUse here, it may be even false
00438            * when the order had been removed and the station list hasn't been removed yet */
00439           assert(st->owner == owner || st->owner == OWNER_NONE);
00440 
00441           SetDParam(0, st->index);
00442           SetDParam(1, st->facilities);
00443           int x = DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_LIST_STATION);
00444           x += rtl ? -5 : 5;
00445 
00446           /* show cargo waiting and station ratings */
00447           for (CargoID j = 0; j < NUM_CARGO; j++) {
00448             if (!st->goods[j].cargo.Empty()) {
00449               /* For RTL we work in exactly the opposite direction. So
00450                * decrement the space needed first, then draw to the left
00451                * instead of drawing to the left and then incrementing
00452                * the space. */
00453               if (rtl) {
00454                 x -= 20;
00455                 if (x < r.left + WD_FRAMERECT_LEFT) break;
00456               }
00457               StationsWndShowStationRating(x, x + 16, y, j, st->goods[j].cargo.Count(), st->goods[j].rating);
00458               if (!rtl) {
00459                 x += 20;
00460                 if (x > r.right - WD_FRAMERECT_RIGHT) break;
00461               }
00462             }
00463           }
00464           y += FONT_HEIGHT_NORMAL;
00465         }
00466 
00467         if (this->vscroll->GetCount() == 0) { // company has no stations
00468           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_LIST_NONE);
00469           return;
00470         }
00471         break;
00472       }
00473 
00474       case WID_STL_NOCARGOWAITING: {
00475         int cg_ofst = this->IsWidgetLowered(widget) ? 2 : 1;
00476         DrawString(r.left + cg_ofst, r.right + cg_ofst, r.top + cg_ofst, STR_ABBREV_NONE, TC_BLACK, SA_HOR_CENTER);
00477         break;
00478       }
00479 
00480       case WID_STL_CARGOALL: {
00481         int cg_ofst = this->IsWidgetLowered(widget) ? 2 : 1;
00482         DrawString(r.left + cg_ofst, r.right + cg_ofst, r.top + cg_ofst, STR_ABBREV_ALL, TC_BLACK, SA_HOR_CENTER);
00483         break;
00484       }
00485 
00486       case WID_STL_FACILALL: {
00487         int cg_ofst = this->IsWidgetLowered(widget) ? 2 : 1;
00488         DrawString(r.left + cg_ofst, r.right + cg_ofst, r.top + cg_ofst, STR_ABBREV_ALL, TC_BLACK);
00489         break;
00490       }
00491 
00492       default:
00493         if (widget >= WID_STL_CARGOSTART) {
00494           const CargoSpec *cs = CargoSpec::Get(widget - WID_STL_CARGOSTART);
00495           if (cs->IsValid()) {
00496             int cg_ofst = HasBit(this->cargo_filter, cs->Index()) ? 2 : 1;
00497             GfxFillRect(r.left + cg_ofst, r.top + cg_ofst, r.right - 2 + cg_ofst, r.bottom - 2 + cg_ofst, cs->rating_colour);
00498             DrawString(r.left + cg_ofst, r.right + cg_ofst, r.top + cg_ofst, cs->abbrev, TC_BLACK, SA_HOR_CENTER);
00499           }
00500         }
00501         break;
00502     }
00503   }
00504 
00505   virtual void SetStringParameters(int widget) const
00506   {
00507     if (widget == WID_STL_CAPTION) {
00508       SetDParam(0, this->window_number);
00509       SetDParam(1, this->vscroll->GetCount());
00510     }
00511   }
00512 
00513   virtual void OnClick(Point pt, int widget, int click_count)
00514   {
00515     switch (widget) {
00516       case WID_STL_LIST: {
00517         uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_STL_LIST, 0, FONT_HEIGHT_NORMAL);
00518         if (id_v >= this->stations.Length()) return; // click out of list bound
00519 
00520         const Station *st = this->stations[id_v];
00521         /* do not check HasStationInUse - it is slow and may be invalid */
00522         assert(st->owner == (Owner)this->window_number || st->owner == OWNER_NONE);
00523 
00524         if (_ctrl_pressed) {
00525           ShowExtraViewPortWindow(st->xy);
00526         } else {
00527           ScrollMainWindowToTile(st->xy);
00528         }
00529         break;
00530       }
00531 
00532       case WID_STL_TRAIN:
00533       case WID_STL_TRUCK:
00534       case WID_STL_BUS:
00535       case WID_STL_AIRPLANE:
00536       case WID_STL_SHIP:
00537         if (_ctrl_pressed) {
00538           ToggleBit(this->facilities, widget - WID_STL_TRAIN);
00539           this->ToggleWidgetLoweredState(widget);
00540         } else {
00541           uint i;
00542           FOR_EACH_SET_BIT(i, this->facilities) {
00543             this->RaiseWidget(i + WID_STL_TRAIN);
00544           }
00545           this->facilities = 1 << (widget - WID_STL_TRAIN);
00546           this->LowerWidget(widget);
00547         }
00548         this->stations.ForceRebuild();
00549         this->SetDirty();
00550         break;
00551 
00552       case WID_STL_FACILALL:
00553         for (uint i = WID_STL_TRAIN; i <= WID_STL_SHIP; i++) {
00554           this->LowerWidget(i);
00555         }
00556 
00557         this->facilities = FACIL_TRAIN | FACIL_TRUCK_STOP | FACIL_BUS_STOP | FACIL_AIRPORT | FACIL_DOCK;
00558         this->stations.ForceRebuild();
00559         this->SetDirty();
00560         break;
00561 
00562       case WID_STL_CARGOALL: {
00563         for (uint i = 0; i < NUM_CARGO; i++) {
00564           const CargoSpec *cs = CargoSpec::Get(i);
00565           if (cs->IsValid()) this->LowerWidget(WID_STL_CARGOSTART + i);
00566         }
00567         this->LowerWidget(WID_STL_NOCARGOWAITING);
00568 
00569         this->cargo_filter = _cargo_mask;
00570         this->include_empty = true;
00571         this->stations.ForceRebuild();
00572         this->SetDirty();
00573         break;
00574       }
00575 
00576       case WID_STL_SORTBY: // flip sorting method asc/desc
00577         this->stations.ToggleSortOrder();
00578         this->SetTimeout();
00579         this->LowerWidget(WID_STL_SORTBY);
00580         this->SetDirty();
00581         break;
00582 
00583       case WID_STL_SORTDROPBTN: // select sorting criteria dropdown menu
00584         ShowDropDownMenu(this, this->sorter_names, this->stations.SortType(), WID_STL_SORTDROPBTN, 0, 0);
00585         break;
00586 
00587       case WID_STL_NOCARGOWAITING:
00588         if (_ctrl_pressed) {
00589           this->include_empty = !this->include_empty;
00590           this->ToggleWidgetLoweredState(WID_STL_NOCARGOWAITING);
00591         } else {
00592           for (uint i = 0; i < NUM_CARGO; i++) {
00593             const CargoSpec *cs = CargoSpec::Get(i);
00594             if (cs->IsValid()) this->RaiseWidget(WID_STL_CARGOSTART + i);
00595           }
00596 
00597           this->cargo_filter = 0;
00598           this->include_empty = true;
00599 
00600           this->LowerWidget(WID_STL_NOCARGOWAITING);
00601         }
00602         this->stations.ForceRebuild();
00603         this->SetDirty();
00604         break;
00605 
00606       default:
00607         if (widget >= WID_STL_CARGOSTART) { // change cargo_filter
00608           /* Determine the selected cargo type */
00609           const CargoSpec *cs = CargoSpec::Get(widget - WID_STL_CARGOSTART);
00610           if (!cs->IsValid()) break;
00611 
00612           if (_ctrl_pressed) {
00613             ToggleBit(this->cargo_filter, cs->Index());
00614             this->ToggleWidgetLoweredState(widget);
00615           } else {
00616             for (uint i = 0; i < NUM_CARGO; i++) {
00617               const CargoSpec *cs = CargoSpec::Get(i);
00618               if (cs->IsValid()) this->RaiseWidget(WID_STL_CARGOSTART + i);
00619             }
00620             this->RaiseWidget(WID_STL_NOCARGOWAITING);
00621 
00622             this->cargo_filter = 0;
00623             this->include_empty = false;
00624 
00625             SetBit(this->cargo_filter, cs->Index());
00626             this->LowerWidget(widget);
00627           }
00628           this->stations.ForceRebuild();
00629           this->SetDirty();
00630         }
00631         break;
00632     }
00633   }
00634 
00635   virtual void OnDropdownSelect(int widget, int index)
00636   {
00637     if (this->stations.SortType() != index) {
00638       this->stations.SetSortType(index);
00639 
00640       /* Display the current sort variant */
00641       this->GetWidget<NWidgetCore>(WID_STL_SORTDROPBTN)->widget_data = this->sorter_names[this->stations.SortType()];
00642 
00643       this->SetDirty();
00644     }
00645   }
00646 
00647   virtual void OnTick()
00648   {
00649     if (_pause_mode != PM_UNPAUSED) return;
00650     if (this->stations.NeedResort()) {
00651       DEBUG(misc, 3, "Periodic rebuild station list company %d", this->window_number);
00652       this->SetDirty();
00653     }
00654   }
00655 
00656   virtual void OnTimeout()
00657   {
00658     this->RaiseWidget(WID_STL_SORTBY);
00659     this->SetDirty();
00660   }
00661 
00662   virtual void OnResize()
00663   {
00664     this->vscroll->SetCapacityFromWidget(this, WID_STL_LIST, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM);
00665   }
00666 
00672   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
00673   {
00674     if (data == 0) {
00675       /* This needs to be done in command-scope to enforce rebuilding before resorting invalid data */
00676       this->stations.ForceRebuild();
00677     } else {
00678       this->stations.ForceResort();
00679     }
00680   }
00681 };
00682 
00683 Listing CompanyStationsWindow::last_sorting = {false, 0};
00684 byte CompanyStationsWindow::facilities = FACIL_TRAIN | FACIL_TRUCK_STOP | FACIL_BUS_STOP | FACIL_AIRPORT | FACIL_DOCK;
00685 bool CompanyStationsWindow::include_empty = true;
00686 const uint32 CompanyStationsWindow::cargo_filter_max = UINT32_MAX;
00687 uint32 CompanyStationsWindow::cargo_filter = UINT32_MAX;
00688 const Station *CompanyStationsWindow::last_station = NULL;
00689 
00690 /* Availible station sorting functions */
00691 GUIStationList::SortFunction * const CompanyStationsWindow::sorter_funcs[] = {
00692   &StationNameSorter,
00693   &StationTypeSorter,
00694   &StationWaitingSorter,
00695   &StationRatingMaxSorter,
00696   &StationRatingMinSorter
00697 };
00698 
00699 /* Names of the sorting functions */
00700 const StringID CompanyStationsWindow::sorter_names[] = {
00701   STR_SORT_BY_NAME,
00702   STR_SORT_BY_FACILITY,
00703   STR_SORT_BY_WAITING,
00704   STR_SORT_BY_RATING_MAX,
00705   STR_SORT_BY_RATING_MIN,
00706   INVALID_STRING_ID
00707 };
00708 
00714 static NWidgetBase *CargoWidgets(int *biggest_index)
00715 {
00716   NWidgetHorizontal *container = new NWidgetHorizontal();
00717 
00718   for (uint i = 0; i < NUM_CARGO; i++) {
00719     const CargoSpec *cs = CargoSpec::Get(i);
00720     if (cs->IsValid()) {
00721       NWidgetBackground *panel = new NWidgetBackground(WWT_PANEL, COLOUR_GREY, WID_STL_CARGOSTART + i);
00722       panel->SetMinimalSize(14, 11);
00723       panel->SetResize(0, 0);
00724       panel->SetFill(0, 1);
00725       panel->SetDataTip(0, STR_STATION_LIST_USE_CTRL_TO_SELECT_MORE);
00726       container->Add(panel);
00727     } else {
00728       NWidgetLeaf *nwi = new NWidgetLeaf(WWT_EMPTY, COLOUR_GREY, WID_STL_CARGOSTART + i, 0x0, STR_NULL);
00729       nwi->SetMinimalSize(0, 11);
00730       nwi->SetResize(0, 0);
00731       nwi->SetFill(0, 1);
00732       container->Add(nwi);
00733     }
00734   }
00735   *biggest_index = WID_STL_CARGOSTART + NUM_CARGO;
00736   return container;
00737 }
00738 
00739 static const NWidgetPart _nested_company_stations_widgets[] = {
00740   NWidget(NWID_HORIZONTAL),
00741     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00742     NWidget(WWT_CAPTION, COLOUR_GREY, WID_STL_CAPTION), SetDataTip(STR_STATION_LIST_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00743     NWidget(WWT_SHADEBOX, COLOUR_GREY),
00744     NWidget(WWT_STICKYBOX, COLOUR_GREY),
00745   EndContainer(),
00746   NWidget(NWID_HORIZONTAL),
00747     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),
00748     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),
00749     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),
00750     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),
00751     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),
00752     NWidget(WWT_PUSHBTN, COLOUR_GREY, WID_STL_FACILALL), SetMinimalSize(14, 11), SetDataTip(0x0, STR_STATION_LIST_SELECT_ALL_FACILITIES), SetFill(0, 1),
00753     NWidget(WWT_PANEL, COLOUR_GREY), SetMinimalSize(5, 11), SetFill(0, 1), EndContainer(),
00754     NWidgetFunction(CargoWidgets),
00755     NWidget(WWT_PANEL, COLOUR_GREY, WID_STL_NOCARGOWAITING), SetMinimalSize(14, 11), SetDataTip(0x0, STR_STATION_LIST_NO_WAITING_CARGO), SetFill(0, 1), EndContainer(),
00756     NWidget(WWT_PUSHBTN, COLOUR_GREY, WID_STL_CARGOALL), SetMinimalSize(14, 11), SetDataTip(0x0, STR_STATION_LIST_SELECT_ALL_TYPES), SetFill(0, 1),
00757     NWidget(WWT_PANEL, COLOUR_GREY), SetDataTip(0x0, STR_NULL), SetResize(1, 0), SetFill(1, 1), EndContainer(),
00758   EndContainer(),
00759   NWidget(NWID_HORIZONTAL),
00760     NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_STL_SORTBY), SetMinimalSize(81, 12), SetDataTip(STR_BUTTON_SORT_BY, STR_TOOLTIP_SORT_ORDER),
00761     NWidget(WWT_DROPDOWN, COLOUR_GREY, WID_STL_SORTDROPBTN), SetMinimalSize(163, 12), SetDataTip(STR_SORT_BY_NAME, STR_TOOLTIP_SORT_CRITERIA), // widget_data gets overwritten.
00762     NWidget(WWT_PANEL, COLOUR_GREY), SetDataTip(0x0, STR_NULL), SetResize(1, 0), SetFill(1, 1), EndContainer(),
00763   EndContainer(),
00764   NWidget(NWID_HORIZONTAL),
00765     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(),
00766     NWidget(NWID_VERTICAL),
00767       NWidget(NWID_VSCROLLBAR, COLOUR_GREY, WID_STL_SCROLLBAR),
00768       NWidget(WWT_RESIZEBOX, COLOUR_GREY),
00769     EndContainer(),
00770   EndContainer(),
00771 };
00772 
00773 static const WindowDesc _company_stations_desc(
00774   WDP_AUTO, 358, 162,
00775   WC_STATION_LIST, WC_NONE,
00776   WDF_UNCLICK_BUTTONS,
00777   _nested_company_stations_widgets, lengthof(_nested_company_stations_widgets)
00778 );
00779 
00785 void ShowCompanyStations(CompanyID company)
00786 {
00787   if (!Company::IsValidID(company)) return;
00788 
00789   AllocateWindowDescFront<CompanyStationsWindow>(&_company_stations_desc, company);
00790 }
00791 
00792 static const NWidgetPart _nested_station_view_widgets[] = {
00793   NWidget(NWID_HORIZONTAL),
00794     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00795     NWidget(WWT_CAPTION, COLOUR_GREY, WID_SV_CAPTION), SetDataTip(STR_STATION_VIEW_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00796     NWidget(WWT_SHADEBOX, COLOUR_GREY),
00797     NWidget(WWT_STICKYBOX, COLOUR_GREY),
00798   EndContainer(),
00799   NWidget(NWID_HORIZONTAL),
00800     NWidget(WWT_PANEL, COLOUR_GREY, WID_SV_WAITING), SetMinimalSize(237, 52), SetResize(1, 10), SetScrollbar(WID_SV_SCROLLBAR), EndContainer(),
00801     NWidget(NWID_VSCROLLBAR, COLOUR_GREY, WID_SV_SCROLLBAR),
00802   EndContainer(),
00803   NWidget(WWT_PANEL, COLOUR_GREY, WID_SV_ACCEPT_RATING_LIST), SetMinimalSize(249, 32), SetResize(1, 0), EndContainer(),
00804   NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
00805     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_LOCATION), SetMinimalSize(60, 12), SetResize(1, 0), SetFill(1, 1),
00806         SetDataTip(STR_BUTTON_LOCATION, STR_STATION_VIEW_CENTER_TOOLTIP),
00807     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_ACCEPTS_RATINGS), SetMinimalSize(61, 12), SetResize(1, 0), SetFill(1, 1),
00808         SetDataTip(STR_STATION_VIEW_RATINGS_BUTTON, STR_STATION_VIEW_RATINGS_TOOLTIP),
00809     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_RENAME), SetMinimalSize(60, 12), SetResize(1, 0), SetFill(1, 1),
00810         SetDataTip(STR_BUTTON_RENAME, STR_STATION_VIEW_RENAME_TOOLTIP),
00811     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_TRAINS), SetMinimalSize(14, 12), SetFill(0, 1), SetDataTip(STR_TRAIN, STR_STATION_VIEW_SCHEDULED_TRAINS_TOOLTIP),
00812     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_ROADVEHS), SetMinimalSize(14, 12), SetFill(0, 1), SetDataTip(STR_LORRY, STR_STATION_VIEW_SCHEDULED_ROAD_VEHICLES_TOOLTIP),
00813     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_SHIPS), SetMinimalSize(14, 12), SetFill(0, 1), SetDataTip(STR_SHIP, STR_STATION_VIEW_SCHEDULED_SHIPS_TOOLTIP),
00814     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SV_PLANES),  SetMinimalSize(14, 12), SetFill(0, 1), SetDataTip(STR_PLANE, STR_STATION_VIEW_SCHEDULED_AIRCRAFT_TOOLTIP),
00815     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
00816   EndContainer(),
00817 };
00818 
00829 static void DrawCargoIcons(CargoID i, uint waiting, int left, int right, int y)
00830 {
00831   uint num = min((waiting + 5) / 10, (right - left) / 10); // maximum is width / 10 icons so it won't overflow
00832   if (num == 0) return;
00833 
00834   SpriteID sprite = CargoSpec::Get(i)->GetCargoIcon();
00835 
00836   int x = _current_text_dir == TD_RTL ? right - num * 10 : left;
00837   do {
00838     DrawSprite(sprite, PAL_NONE, x, y);
00839     x += 10;
00840   } while (--num);
00841 }
00842 
00843 struct CargoData {
00844   CargoID cargo;
00845   StationID source;
00846   uint count;
00847 
00848   CargoData(CargoID cargo, StationID source, uint count) :
00849     cargo(cargo),
00850     source(source),
00851     count(count)
00852   { }
00853 };
00854 
00855 typedef std::list<CargoData> CargoDataList;
00856 
00860 struct StationViewWindow : public Window {
00861   uint32 cargo;                 
00862   uint16 cargo_rows[NUM_CARGO]; 
00863   uint expand_shrink_width;     
00864   int rating_lines;             
00865   int accepts_lines;            
00866   Scrollbar *vscroll;
00867 
00869   enum AcceptListHeight {
00870     ALH_RATING  = 13, 
00871     ALH_ACCEPTS = 3,  
00872   };
00873 
00874   StationViewWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
00875   {
00876     this->rating_lines  = ALH_RATING;
00877     this->accepts_lines = ALH_ACCEPTS;
00878 
00879     this->CreateNestedTree(desc);
00880     this->vscroll = this->GetScrollbar(WID_SV_SCROLLBAR);
00881     /* Nested widget tree creation is done in two steps to ensure that this->GetWidget<NWidgetCore>(WID_SV_ACCEPTS_RATINGS) exists in UpdateWidgetSize(). */
00882     this->FinishInitNested(desc, window_number);
00883 
00884     Owner owner = Station::Get(window_number)->owner;
00885     if (owner != OWNER_NONE) this->owner = owner;
00886   }
00887 
00888   ~StationViewWindow()
00889   {
00890     Owner owner = Station::Get(this->window_number)->owner;
00891     if (!Company::IsValidID(owner)) owner = _local_company;
00892     if (!Company::IsValidID(owner)) return; // Spectators
00893     DeleteWindowById(WC_TRAINS_LIST,   VehicleListIdentifier(VL_STATION_LIST, VEH_TRAIN,    owner, this->window_number).Pack(), false);
00894     DeleteWindowById(WC_ROADVEH_LIST,  VehicleListIdentifier(VL_STATION_LIST, VEH_ROAD,     owner, this->window_number).Pack(), false);
00895     DeleteWindowById(WC_SHIPS_LIST,    VehicleListIdentifier(VL_STATION_LIST, VEH_SHIP,     owner, this->window_number).Pack(), false);
00896     DeleteWindowById(WC_AIRCRAFT_LIST, VehicleListIdentifier(VL_STATION_LIST, VEH_AIRCRAFT, owner, this->window_number).Pack(), false);
00897   }
00898 
00899   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00900   {
00901     switch (widget) {
00902       case WID_SV_WAITING:
00903         resize->height = FONT_HEIGHT_NORMAL;
00904         size->height = WD_FRAMERECT_TOP + 5 * resize->height + WD_FRAMERECT_BOTTOM;
00905         this->expand_shrink_width = max(GetStringBoundingBox("-").width, GetStringBoundingBox("+").width) + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
00906         break;
00907 
00908       case WID_SV_ACCEPT_RATING_LIST:
00909         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;
00910         break;
00911     }
00912   }
00913 
00914   virtual void OnPaint()
00915   {
00916     CargoDataList cargolist;
00917     uint32 transfers = 0;
00918     this->OrderWaitingCargo(&cargolist, &transfers);
00919 
00920     this->vscroll->SetCount((int)cargolist.size() + 1); // update scrollbar
00921 
00922     /* disable some buttons */
00923     const Station *st = Station::Get(this->window_number);
00924     this->SetWidgetDisabledState(WID_SV_RENAME,   st->owner != _local_company);
00925     this->SetWidgetDisabledState(WID_SV_TRAINS,   !(st->facilities & FACIL_TRAIN));
00926     this->SetWidgetDisabledState(WID_SV_ROADVEHS, !(st->facilities & FACIL_TRUCK_STOP) && !(st->facilities & FACIL_BUS_STOP));
00927     this->SetWidgetDisabledState(WID_SV_SHIPS,    !(st->facilities & FACIL_DOCK));
00928     this->SetWidgetDisabledState(WID_SV_PLANES,   !(st->facilities & FACIL_AIRPORT));
00929 
00930     this->DrawWidgets();
00931 
00932     if (!this->IsShaded()) {
00933       /* Draw 'accepted cargo' or 'cargo ratings'. */
00934       const NWidgetBase *wid = this->GetWidget<NWidgetBase>(WID_SV_ACCEPT_RATING_LIST);
00935       const Rect r = {wid->pos_x, wid->pos_y, wid->pos_x + wid->current_x - 1, wid->pos_y + wid->current_y - 1};
00936       if (this->GetWidget<NWidgetCore>(WID_SV_ACCEPTS_RATINGS)->widget_data == STR_STATION_VIEW_RATINGS_BUTTON) {
00937         int lines = this->DrawAcceptedCargo(r);
00938         if (lines > this->accepts_lines) { // Resize the widget, and perform re-initialization of the window.
00939           this->accepts_lines = lines;
00940           this->ReInit();
00941           return;
00942         }
00943       } else {
00944         int lines = this->DrawCargoRatings(r);
00945         if (lines > this->rating_lines) { // Resize the widget, and perform re-initialization of the window.
00946           this->rating_lines = lines;
00947           this->ReInit();
00948           return;
00949         }
00950       }
00951 
00952       /* Draw waiting cargo. */
00953       NWidgetBase *nwi = this->GetWidget<NWidgetBase>(WID_SV_WAITING);
00954       Rect waiting_rect = {nwi->pos_x, nwi->pos_y, nwi->pos_x + nwi->current_x - 1, nwi->pos_y + nwi->current_y - 1};
00955       this->DrawWaitingCargo(waiting_rect, cargolist, transfers);
00956     }
00957   }
00958 
00959   virtual void SetStringParameters(int widget) const
00960   {
00961     if (widget == WID_SV_CAPTION) {
00962       const Station *st = Station::Get(this->window_number);
00963       SetDParam(0, st->index);
00964       SetDParam(1, st->facilities);
00965     }
00966   }
00967 
00974   void OrderWaitingCargo(CargoDataList *cargolist, uint32 *transfers)
00975   {
00976     assert(cargolist->size() == 0);
00977     *transfers = 0;
00978 
00979     StationID station_id = this->window_number;
00980     const Station *st = Station::Get(station_id);
00981 
00982     /* count types of cargoes waiting in station */
00983     for (CargoID i = 0; i < NUM_CARGO; i++) {
00984       if (st->goods[i].cargo.Empty()) {
00985         this->cargo_rows[i] = 0;
00986       } else {
00987         /* Add an entry for total amount of cargo of this type waiting. */
00988         cargolist->push_back(CargoData(i, INVALID_STATION, st->goods[i].cargo.Count()));
00989 
00990         /* Set the row for this cargo entry for the expand/hide button */
00991         this->cargo_rows[i] = (uint16)cargolist->size();
00992 
00993         /* Add an entry for each distinct cargo source. */
00994         const StationCargoList::List *packets = st->goods[i].cargo.Packets();
00995         for (StationCargoList::ConstIterator it(packets->begin()); it != packets->end(); it++) {
00996           const CargoPacket *cp = *it;
00997           if (cp->SourceStation() != station_id) {
00998             bool added = false;
00999 
01000             /* Enable the expand/hide button for this cargo type */
01001             SetBit(*transfers, i);
01002 
01003             /* Don't add cargo lines if not expanded */
01004             if (!HasBit(this->cargo, i)) break;
01005 
01006             /* Check if we already have this source in the list */
01007             for (CargoDataList::iterator jt(cargolist->begin()); jt != cargolist->end(); jt++) {
01008               CargoData *cd = &(*jt);
01009               if (cd->cargo == i && cd->source == cp->SourceStation()) {
01010                 cd->count += cp->Count();
01011                 added = true;
01012                 break;
01013               }
01014             }
01015 
01016             if (!added) cargolist->push_back(CargoData(i, cp->SourceStation(), cp->Count()));
01017           }
01018         }
01019       }
01020     }
01021   }
01022 
01029   void DrawWaitingCargo(const Rect &r, const CargoDataList &cargolist, uint32 transfers) const
01030   {
01031     int y = r.top + WD_FRAMERECT_TOP;
01032     int pos = this->vscroll->GetPosition();
01033 
01034     const Station *st = Station::Get(this->window_number);
01035     if (--pos < 0) {
01036       StringID str = STR_JUST_NOTHING;
01037       for (CargoID i = 0; i < NUM_CARGO; i++) {
01038         if (!st->goods[i].cargo.Empty()) str = STR_EMPTY;
01039       }
01040       SetDParam(0, str);
01041       DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_VIEW_WAITING_TITLE);
01042       y += FONT_HEIGHT_NORMAL;
01043     }
01044 
01045     bool rtl = _current_text_dir == TD_RTL;
01046     int text_left    = rtl ? r.left + this->expand_shrink_width : r.left + WD_FRAMERECT_LEFT;
01047     int text_right   = rtl ? r.right - WD_FRAMERECT_LEFT : r.right - this->expand_shrink_width;
01048     int shrink_left  = rtl ? r.left + WD_FRAMERECT_LEFT : r.right - this->expand_shrink_width + WD_FRAMERECT_LEFT;
01049     int shrink_right = rtl ? r.left + this->expand_shrink_width - WD_FRAMERECT_RIGHT : r.right - WD_FRAMERECT_RIGHT;
01050 
01051 
01052     int maxrows = this->vscroll->GetCapacity();
01053     for (CargoDataList::const_iterator it = cargolist.begin(); it != cargolist.end() && pos > -maxrows; ++it) {
01054       if (--pos < 0) {
01055         const CargoData *cd = &(*it);
01056         if (cd->source == INVALID_STATION) {
01057           /* Heading */
01058           DrawCargoIcons(cd->cargo, cd->count, r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y);
01059           SetDParam(0, cd->cargo);
01060           SetDParam(1, cd->count);
01061           if (HasBit(transfers, cd->cargo)) {
01062             /* This cargo has transfers waiting so show the expand or shrink 'button' */
01063             const char *sym = HasBit(this->cargo, cd->cargo) ? "-" : "+";
01064             DrawString(text_left, text_right, y, STR_STATION_VIEW_WAITING_CARGO, TC_FROMSTRING, SA_RIGHT);
01065             DrawString(shrink_left, shrink_right, y, sym, TC_YELLOW, SA_RIGHT);
01066           } else {
01067             DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_VIEW_WAITING_CARGO, TC_FROMSTRING, SA_RIGHT);
01068           }
01069         } else {
01070           SetDParam(0, cd->cargo);
01071           SetDParam(1, cd->count);
01072           SetDParam(2, cd->source);
01073           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_VIEW_EN_ROUTE_FROM, TC_FROMSTRING, SA_RIGHT);
01074         }
01075 
01076         y += FONT_HEIGHT_NORMAL;
01077       }
01078     }
01079   }
01080 
01086   int DrawAcceptedCargo(const Rect &r) const
01087   {
01088     const Station *st = Station::Get(this->window_number);
01089 
01090     uint32 cargo_mask = 0;
01091     for (CargoID i = 0; i < NUM_CARGO; i++) {
01092       if (HasBit(st->goods[i].acceptance_pickup, GoodsEntry::GES_ACCEPTANCE)) SetBit(cargo_mask, i);
01093     }
01094     Rect s = {r.left + WD_FRAMERECT_LEFT, r.top + WD_FRAMERECT_TOP, r.right - WD_FRAMERECT_RIGHT, INT32_MAX};
01095     int bottom = DrawCargoListText(cargo_mask, s, STR_STATION_VIEW_ACCEPTS_CARGO);
01096     return CeilDiv(bottom - r.top - WD_FRAMERECT_TOP, FONT_HEIGHT_NORMAL);
01097   }
01098 
01104   int DrawCargoRatings(const Rect &r) const
01105   {
01106     const Station *st = Station::Get(this->window_number);
01107     int y = r.top + WD_FRAMERECT_TOP;
01108 
01109     DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_STATION_VIEW_CARGO_RATINGS_TITLE);
01110     y += FONT_HEIGHT_NORMAL;
01111 
01112     const CargoSpec *cs;
01113     FOR_ALL_SORTED_STANDARD_CARGOSPECS(cs) {
01114       const GoodsEntry *ge = &st->goods[cs->Index()];
01115       if (!HasBit(ge->acceptance_pickup, GoodsEntry::GES_PICKUP)) continue;
01116 
01117       SetDParam(0, cs->name);
01118       SetDParam(2, ToPercent8(ge->rating));
01119       SetDParam(1, STR_CARGO_RATING_APPALLING + (ge->rating >> 5));
01120       DrawString(r.left + WD_FRAMERECT_LEFT + 6, r.right - WD_FRAMERECT_RIGHT - 6, y, STR_STATION_VIEW_CARGO_RATING);
01121       y += FONT_HEIGHT_NORMAL;
01122     }
01123     return CeilDiv(y - r.top - WD_FRAMERECT_TOP, FONT_HEIGHT_NORMAL);
01124   }
01125 
01126   void HandleCargoWaitingClick(int row)
01127   {
01128     if (row == 0) return;
01129 
01130     for (CargoID c = 0; c < NUM_CARGO; c++) {
01131       if (this->cargo_rows[c] == row) {
01132         ToggleBit(this->cargo, c);
01133         this->SetWidgetDirty(WID_SV_WAITING);
01134         break;
01135       }
01136     }
01137   }
01138 
01139   virtual void OnClick(Point pt, int widget, int click_count)
01140   {
01141     switch (widget) {
01142       case WID_SV_WAITING:
01143         this->HandleCargoWaitingClick(this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_SV_WAITING, WD_FRAMERECT_TOP, FONT_HEIGHT_NORMAL));
01144         break;
01145 
01146       case WID_SV_LOCATION:
01147         if (_ctrl_pressed) {
01148           ShowExtraViewPortWindow(Station::Get(this->window_number)->xy);
01149         } else {
01150           ScrollMainWindowToTile(Station::Get(this->window_number)->xy);
01151         }
01152         break;
01153 
01154       case WID_SV_ACCEPTS_RATINGS: {
01155         /* Swap between 'accepts' and 'ratings' view. */
01156         int height_change;
01157         NWidgetCore *nwi = this->GetWidget<NWidgetCore>(WID_SV_ACCEPTS_RATINGS);
01158         if (this->GetWidget<NWidgetCore>(WID_SV_ACCEPTS_RATINGS)->widget_data == STR_STATION_VIEW_RATINGS_BUTTON) {
01159           nwi->SetDataTip(STR_STATION_VIEW_ACCEPTS_BUTTON, STR_STATION_VIEW_ACCEPTS_TOOLTIP); // Switch to accepts view.
01160           height_change = this->rating_lines - this->accepts_lines;
01161         } else {
01162           nwi->SetDataTip(STR_STATION_VIEW_RATINGS_BUTTON, STR_STATION_VIEW_RATINGS_TOOLTIP); // Switch to ratings view.
01163           height_change = this->accepts_lines - this->rating_lines;
01164         }
01165         this->ReInit(0, height_change * FONT_HEIGHT_NORMAL);
01166         break;
01167       }
01168 
01169       case WID_SV_RENAME:
01170         SetDParam(0, this->window_number);
01171         ShowQueryString(STR_STATION_NAME, STR_STATION_VIEW_RENAME_STATION_CAPTION, MAX_LENGTH_STATION_NAME_CHARS,
01172             this, CS_ALPHANUMERAL, QSF_ENABLE_DEFAULT | QSF_LEN_IN_CHARS);
01173         break;
01174 
01175       case WID_SV_TRAINS:   // Show list of scheduled trains to this station
01176       case WID_SV_ROADVEHS: // Show list of scheduled road-vehicles to this station
01177       case WID_SV_SHIPS:    // Show list of scheduled ships to this station
01178       case WID_SV_PLANES:   // Show list of scheduled aircraft to this station
01179         ShowVehicleListWindow(this->owner, (VehicleType)(widget - WID_SV_TRAINS), (StationID)this->window_number);
01180         break;
01181     }
01182   }
01183 
01184   virtual void OnQueryTextFinished(char *str)
01185   {
01186     if (str == NULL) return;
01187 
01188     DoCommandP(0, this->window_number, 0, CMD_RENAME_STATION | CMD_MSG(STR_ERROR_CAN_T_RENAME_STATION), NULL, str);
01189   }
01190 
01191   virtual void OnResize()
01192   {
01193     this->vscroll->SetCapacityFromWidget(this, WID_SV_WAITING, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM);
01194   }
01195 };
01196 
01197 
01198 static const WindowDesc _station_view_desc(
01199   WDP_AUTO, 249, 110,
01200   WC_STATION_VIEW, WC_NONE,
01201   WDF_UNCLICK_BUTTONS,
01202   _nested_station_view_widgets, lengthof(_nested_station_view_widgets)
01203 );
01204 
01210 void ShowStationViewWindow(StationID station)
01211 {
01212   AllocateWindowDescFront<StationViewWindow>(&_station_view_desc, station);
01213 }
01214 
01216 struct TileAndStation {
01217   TileIndex tile;    
01218   StationID station; 
01219 };
01220 
01221 static SmallVector<TileAndStation, 8> _deleted_stations_nearby;
01222 static SmallVector<StationID, 8> _stations_nearby_list;
01223 
01231 template <class T>
01232 static bool AddNearbyStation(TileIndex tile, void *user_data)
01233 {
01234   TileArea *ctx = (TileArea *)user_data;
01235 
01236   /* First check if there were deleted stations here */
01237   for (uint i = 0; i < _deleted_stations_nearby.Length(); i++) {
01238     TileAndStation *ts = _deleted_stations_nearby.Get(i);
01239     if (ts->tile == tile) {
01240       *_stations_nearby_list.Append() = _deleted_stations_nearby[i].station;
01241       _deleted_stations_nearby.Erase(ts);
01242       i--;
01243     }
01244   }
01245 
01246   /* Check if own station and if we stay within station spread */
01247   if (!IsTileType(tile, MP_STATION)) return false;
01248 
01249   StationID sid = GetStationIndex(tile);
01250 
01251   /* This station is (likely) a waypoint */
01252   if (!T::IsValidID(sid)) return false;
01253 
01254   T *st = T::Get(sid);
01255   if (st->owner != _local_company || _stations_nearby_list.Contains(sid)) return false;
01256 
01257   if (st->rect.BeforeAddRect(ctx->tile, ctx->w, ctx->h, StationRect::ADD_TEST).Succeeded()) {
01258     *_stations_nearby_list.Append() = sid;
01259   }
01260 
01261   return false; // We want to include *all* nearby stations
01262 }
01263 
01273 template <class T>
01274 static const T *FindStationsNearby(TileArea ta, bool distant_join)
01275 {
01276   TileArea ctx = ta;
01277 
01278   _stations_nearby_list.Clear();
01279   _deleted_stations_nearby.Clear();
01280 
01281   /* Check the inside, to return, if we sit on another station */
01282   TILE_AREA_LOOP(t, ta) {
01283     if (t < MapSize() && IsTileType(t, MP_STATION) && T::IsValidID(GetStationIndex(t))) return T::GetByTile(t);
01284   }
01285 
01286   /* Look for deleted stations */
01287   const BaseStation *st;
01288   FOR_ALL_BASE_STATIONS(st) {
01289     if (T::IsExpected(st) && !st->IsInUse() && st->owner == _local_company) {
01290       /* Include only within station spread (yes, it is strictly less than) */
01291       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) {
01292         TileAndStation *ts = _deleted_stations_nearby.Append();
01293         ts->tile = st->xy;
01294         ts->station = st->index;
01295 
01296         /* Add the station when it's within where we're going to build */
01297         if (IsInsideBS(TileX(st->xy), TileX(ctx.tile), ctx.w) &&
01298             IsInsideBS(TileY(st->xy), TileY(ctx.tile), ctx.h)) {
01299           AddNearbyStation<T>(st->xy, &ctx);
01300         }
01301       }
01302     }
01303   }
01304 
01305   /* Only search tiles where we have a chance to stay within the station spread.
01306    * The complete check needs to be done in the callback as we don't know the
01307    * extent of the found station, yet. */
01308   if (distant_join && min(ta.w, ta.h) >= _settings_game.station.station_spread) return NULL;
01309   uint max_dist = distant_join ? _settings_game.station.station_spread - min(ta.w, ta.h) : 1;
01310 
01311   TileIndex tile = TILE_ADD(ctx.tile, TileOffsByDir(DIR_N));
01312   CircularTileSearch(&tile, max_dist, ta.w, ta.h, AddNearbyStation<T>, &ctx);
01313 
01314   return NULL;
01315 }
01316 
01317 static const NWidgetPart _nested_select_station_widgets[] = {
01318   NWidget(NWID_HORIZONTAL),
01319     NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
01320     NWidget(WWT_CAPTION, COLOUR_DARK_GREEN, WID_JS_CAPTION), SetDataTip(STR_JOIN_STATION_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01321   EndContainer(),
01322   NWidget(NWID_HORIZONTAL),
01323     NWidget(WWT_PANEL, COLOUR_DARK_GREEN, WID_JS_PANEL), SetResize(1, 0), SetScrollbar(WID_JS_SCROLLBAR), EndContainer(),
01324     NWidget(NWID_VERTICAL),
01325       NWidget(NWID_VSCROLLBAR, COLOUR_DARK_GREEN, WID_JS_SCROLLBAR),
01326       NWidget(WWT_RESIZEBOX, COLOUR_DARK_GREEN),
01327     EndContainer(),
01328   EndContainer(),
01329 };
01330 
01335 template <class T>
01336 struct SelectStationWindow : Window {
01337   CommandContainer select_station_cmd; 
01338   TileArea area; 
01339   Scrollbar *vscroll;
01340 
01341   SelectStationWindow(const WindowDesc *desc, CommandContainer cmd, TileArea ta) :
01342     Window(),
01343     select_station_cmd(cmd),
01344     area(ta)
01345   {
01346     this->CreateNestedTree(desc);
01347     this->vscroll = this->GetScrollbar(WID_JS_SCROLLBAR);
01348     this->GetWidget<NWidgetCore>(WID_JS_CAPTION)->widget_data = T::EXPECTED_FACIL == FACIL_WAYPOINT ? STR_JOIN_WAYPOINT_CAPTION : STR_JOIN_STATION_CAPTION;
01349     this->FinishInitNested(desc, 0);
01350     this->OnInvalidateData(0);
01351   }
01352 
01353   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01354   {
01355     if (widget != WID_JS_PANEL) return;
01356 
01357     /* Determine the widest string */
01358     Dimension d = GetStringBoundingBox(T::EXPECTED_FACIL == FACIL_WAYPOINT ? STR_JOIN_WAYPOINT_CREATE_SPLITTED_WAYPOINT : STR_JOIN_STATION_CREATE_SPLITTED_STATION);
01359     for (uint i = 0; i < _stations_nearby_list.Length(); i++) {
01360       const T *st = T::Get(_stations_nearby_list[i]);
01361       SetDParam(0, st->index);
01362       SetDParam(1, st->facilities);
01363       d = maxdim(d, GetStringBoundingBox(T::EXPECTED_FACIL == FACIL_WAYPOINT ? STR_STATION_LIST_WAYPOINT : STR_STATION_LIST_STATION));
01364     }
01365 
01366     resize->height = d.height;
01367     d.height *= 5;
01368     d.width += WD_FRAMERECT_RIGHT + WD_FRAMERECT_LEFT;
01369     d.height += WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
01370     *size = d;
01371   }
01372 
01373   virtual void DrawWidget(const Rect &r, int widget) const
01374   {
01375     if (widget != WID_JS_PANEL) return;
01376 
01377     uint y = r.top + WD_FRAMERECT_TOP;
01378     if (this->vscroll->GetPosition() == 0) {
01379       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);
01380       y += this->resize.step_height;
01381     }
01382 
01383     for (uint i = max<uint>(1, this->vscroll->GetPosition()); i <= _stations_nearby_list.Length(); ++i, y += this->resize.step_height) {
01384       /* Don't draw anything if it extends past the end of the window. */
01385       if (i - this->vscroll->GetPosition() >= this->vscroll->GetCapacity()) break;
01386 
01387       const T *st = T::Get(_stations_nearby_list[i - 1]);
01388       SetDParam(0, st->index);
01389       SetDParam(1, st->facilities);
01390       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);
01391     }
01392   }
01393 
01394   virtual void OnClick(Point pt, int widget, int click_count)
01395   {
01396     if (widget != WID_JS_PANEL) return;
01397 
01398     uint st_index = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_JS_PANEL, WD_FRAMERECT_TOP);
01399     bool distant_join = (st_index > 0);
01400     if (distant_join) st_index--;
01401 
01402     if (distant_join && st_index >= _stations_nearby_list.Length()) return;
01403 
01404     /* Insert station to be joined into stored command */
01405     SB(this->select_station_cmd.p2, 16, 16,
01406        (distant_join ? _stations_nearby_list[st_index] : NEW_STATION));
01407 
01408     /* Execute stored Command */
01409     DoCommandP(&this->select_station_cmd);
01410 
01411     /* Close Window; this might cause double frees! */
01412     DeleteWindowById(WC_SELECT_STATION, 0);
01413   }
01414 
01415   virtual void OnTick()
01416   {
01417     if (_thd.dirty & 2) {
01418       _thd.dirty &= ~2;
01419       this->SetDirty();
01420     }
01421   }
01422 
01423   virtual void OnResize()
01424   {
01425     this->vscroll->SetCapacityFromWidget(this, WID_JS_PANEL, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM);
01426   }
01427 
01433   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
01434   {
01435     if (!gui_scope) return;
01436     FindStationsNearby<T>(this->area, true);
01437     this->vscroll->SetCount(_stations_nearby_list.Length() + 1);
01438     this->SetDirty();
01439   }
01440 };
01441 
01442 static const WindowDesc _select_station_desc(
01443   WDP_AUTO, 200, 180,
01444   WC_SELECT_STATION, WC_NONE,
01445   WDF_CONSTRUCTION,
01446   _nested_select_station_widgets, lengthof(_nested_select_station_widgets)
01447 );
01448 
01449 
01457 template <class T>
01458 static bool StationJoinerNeeded(CommandContainer cmd, TileArea ta)
01459 {
01460   /* Only show selection if distant join is enabled in the settings */
01461   if (!_settings_game.station.distant_join_stations) return false;
01462 
01463   /* If a window is already opened and we didn't ctrl-click,
01464    * return true (i.e. just flash the old window) */
01465   Window *selection_window = FindWindowById(WC_SELECT_STATION, 0);
01466   if (selection_window != NULL) {
01467     /* Abort current distant-join and start new one */
01468     delete selection_window;
01469     UpdateTileSelection();
01470   }
01471 
01472   /* only show the popup, if we press ctrl */
01473   if (!_ctrl_pressed) return false;
01474 
01475   /* Now check if we could build there */
01476   if (DoCommand(&cmd, CommandFlagsToDCFlags(GetCommandFlags(cmd.cmd))).Failed()) return false;
01477 
01478   /* Test for adjacent station or station below selection.
01479    * If adjacent-stations is disabled and we are building next to a station, do not show the selection window.
01480    * but join the other station immediately. */
01481   const T *st = FindStationsNearby<T>(ta, false);
01482   return st == NULL && (_settings_game.station.adjacent_stations || _stations_nearby_list.Length() == 0);
01483 }
01484 
01491 template <class T>
01492 void ShowSelectBaseStationIfNeeded(CommandContainer cmd, TileArea ta)
01493 {
01494   if (StationJoinerNeeded<T>(cmd, ta)) {
01495     if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
01496     new SelectStationWindow<T>(&_select_station_desc, cmd, ta);
01497   } else {
01498     DoCommandP(&cmd);
01499   }
01500 }
01501 
01507 void ShowSelectStationIfNeeded(CommandContainer cmd, TileArea ta)
01508 {
01509   ShowSelectBaseStationIfNeeded<Station>(cmd, ta);
01510 }
01511 
01517 void ShowSelectWaypointIfNeeded(CommandContainer cmd, TileArea ta)
01518 {
01519   ShowSelectBaseStationIfNeeded<Waypoint>(cmd, ta);
01520 }