# town_gui.cpp

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    00001 /* $Id: town_gui.cpp 19665 2010-04-17 22:27:49Z rubidium $ */
    00002
    00003 /*
    00004  * This file is part of OpenTTD.
    00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
    00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
    00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
    00008  */
    00009
    00012 #include "stdafx.h"
    00013 #include "openttd.h"
    00014 #include "town.h"
    00015 #include "viewport_func.h"
    00016 #include "gfx_func.h"
    00017 #include "gui.h"
    00018 #include "command_func.h"
    00019 #include "company_func.h"
    00020 #include "company_base.h"
    00021 #include "company_gui.h"
    00022 #include "network/network.h"
    00023 #include "variables.h"
    00024 #include "strings_func.h"
    00025 #include "sound_func.h"
    00026 #include "economy_func.h"
    00027 #include "tilehighlight_func.h"
    00028 #include "sortlist_type.h"
    00029 #include "road_cmd.h"
    00030 #include "landscape.h"
    00031 #include "cargotype.h"
    00032 #include "querystring_gui.h"
    00033 #include "window_func.h"
    00034 #include "townname_func.h"
    00035 #include "townname_type.h"
    00036 #include "core/geometry_func.hpp"
    00037 #include "station_base.h"
    00038 #include "depot_base.h"
    00039
    00040 #include "table/sprites.h"
    00041 #include "table/strings.h"
    00042
    00043 typedef GUIList<const Town*> GUITownList;
    00044
    00046 enum TownAuthorityWidgets {
    00047   TWA_CAPTION,
    00048   TWA_RATING_INFO,
    00049   TWA_COMMAND_LIST,
    00050   TWA_SCROLLBAR,
    00051   TWA_ACTION_INFO,
    00052   TWA_EXECUTE,
    00053 };
    00054
    00055 static const NWidgetPart _nested_town_authority_widgets[] = {
    00056   NWidget(NWID_HORIZONTAL),
    00057     NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    00058     NWidget(WWT_CAPTION, COLOUR_BROWN, TWA_CAPTION), SetDataTip(STR_LOCAL_AUTHORITY_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00059     NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    00060     NWidget(WWT_STICKYBOX, COLOUR_BROWN),
    00061   EndContainer(),
    00062   NWidget(WWT_PANEL, COLOUR_BROWN, TWA_RATING_INFO), SetMinimalSize(317, 92), SetResize(1, 1), EndContainer(),
    00063   NWidget(NWID_HORIZONTAL),
    00064     NWidget(WWT_PANEL, COLOUR_BROWN, TWA_COMMAND_LIST), SetMinimalSize(305, 52), SetResize(1, 0), SetDataTip(0x0, STR_LOCAL_AUTHORITY_ACTIONS_TOOLTIP), EndContainer(),
    00065     NWidget(WWT_SCROLLBAR, COLOUR_BROWN, TWA_SCROLLBAR),
    00066   EndContainer(),
    00067   NWidget(WWT_PANEL, COLOUR_BROWN, TWA_ACTION_INFO), SetMinimalSize(317, 52), SetResize(1, 0), EndContainer(),
    00068   NWidget(NWID_HORIZONTAL),
    00069     NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TWA_EXECUTE),  SetMinimalSize(317, 12), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_LOCAL_AUTHORITY_DO_IT_BUTTON, STR_LOCAL_AUTHORITY_DO_IT_TOOLTIP),
    00070     NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
    00071   EndContainer()
    00072 };
    00073
    00075 struct TownAuthorityWindow : Window {
    00076 private:
    00077   Town *town;
    00078   int sel_index;
    00079
    00089   static int GetNthSetBit(uint32 bits, int n)
    00090   {
    00091     if (n >= 0) {
    00092       uint i;
    00093       FOR_EACH_SET_BIT(i, bits) {
    00094         n--;
    00095         if (n < 0) return i;
    00096       }
    00097     }
    00098     return -1;
    00099   }
    00100
    00101 public:
    00102   TownAuthorityWindow(const WindowDesc *desc, WindowNumber window_number) : Window(), sel_index(-1)
    00103   {
    00104     this->town = Town::Get(window_number);
    00105     this->InitNested(desc, window_number);
    00106     this->vscroll.SetCapacity((this->GetWidget<NWidgetBase>(TWA_COMMAND_LIST)->current_y - WD_FRAMERECT_TOP - WD_FRAMERECT_BOTTOM) / FONT_HEIGHT_NORMAL);
    00107   }
    00108
    00109   virtual void OnPaint()
    00110   {
    00111     int numact;
    00112     uint buttons = GetMaskOfTownActions(&numact, _local_company, this->town);
    00113
    00114     this->vscroll.SetCount(numact + 1);
    00115
    00116     if (this->sel_index != -1 && !HasBit(buttons, this->sel_index)) {
    00117       this->sel_index = -1;
    00118     }
    00119
    00120     this->SetWidgetDisabledState(TWA_EXECUTE, this->sel_index == -1);
    00121
    00122     this->DrawWidgets();
    00123     if (!this->IsShaded()) this->DrawRatings();
    00124   }
    00125
    00127   void DrawRatings()
    00128   {
    00129     NWidgetBase *nwid = this->GetWidget<NWidgetBase>(TWA_RATING_INFO);
    00130     uint left = nwid->pos_x + WD_FRAMERECT_LEFT;
    00131     uint right = nwid->pos_x + nwid->current_x - 1 - WD_FRAMERECT_RIGHT;
    00132
    00133     uint y = nwid->pos_y + WD_FRAMERECT_TOP;
    00134
    00135     DrawString(left, right, y, STR_LOCAL_AUTHORITY_COMPANY_RATINGS);
    00136     y += FONT_HEIGHT_NORMAL;
    00137
    00138     int sprite_y_offset = (FONT_HEIGHT_NORMAL - 10) / 2;
    00139     bool rtl = _dynlang.text_dir == TD_RTL;
    00140     uint text_left  = left + (rtl ? 0 : 26);
    00141     uint text_right = right - (rtl ? 26 : 0);
    00142     uint icon_left  = rtl ? right - 14 : left;
    00143     uint blob_left  = rtl ? right - 24 : left + 16;
    00144
    00145     /* Draw list of companies */
    00146     const Company *c;
    00147     FOR_ALL_COMPANIES(c) {
    00148       if ((HasBit(this->town->have_ratings, c->index) || this->town->exclusivity == c->index)) {
    00149         DrawCompanyIcon(c->index, icon_left, y + sprite_y_offset);
    00150
    00151         SetDParam(0, c->index);
    00152         SetDParam(1, c->index);
    00153
    00154         int r = this->town->ratings[c->index];
    00155         StringID str;
    00156         (str = STR_CARGO_RATING_APPALLING, r <= RATING_APPALLING) || // Apalling
    00157         (str++,                    r <= RATING_VERYPOOR)  || // Very Poor
    00158         (str++,                    r <= RATING_POOR)      || // Poor
    00159         (str++,                    r <= RATING_MEDIOCRE)  || // Mediocore
    00160         (str++,                    r <= RATING_GOOD)      || // Good
    00161         (str++,                    r <= RATING_VERYGOOD)  || // Very Good
    00162         (str++,                    r <= RATING_EXCELLENT) || // Excellent
    00163         (str++,                    true);                    // Outstanding
    00164
    00165         SetDParam(2, str);
    00166         if (this->town->exclusivity == c->index) { // red icon for company with exclusive rights
    00167           DrawSprite(SPR_BLOT, PALETTE_TO_RED, blob_left, y + sprite_y_offset);
    00168         }
    00169
    00170         DrawString(text_left, text_right, y, STR_LOCAL_AUTHORITY_COMPANY_RATING);
    00171         y += FONT_HEIGHT_NORMAL;
    00172       }
    00173     }
    00174
    00175     y = y + WD_FRAMERECT_BOTTOM - nwid->pos_y; // Compute needed size of the widget.
    00176     if (y > nwid->current_y) {
    00177       /* If the company list is too big to fit, mark ourself dirty and draw again. */
    00178       ResizeWindow(this, 0, y - nwid->current_y);
    00179     }
    00180   }
    00181
    00182   virtual void SetStringParameters(int widget) const
    00183   {
    00184     if (widget == TWA_CAPTION) SetDParam(0, this->window_number);
    00185   }
    00186
    00187   virtual void DrawWidget(const Rect &r, int widget) const
    00188   {
    00189     switch (widget) {
    00190       case TWA_ACTION_INFO:
    00191         if (this->sel_index != -1) {
    00192           SetDParam(0, _price[PR_TOWN_ACTION] * _town_action_costs[this->sel_index] >> 8);
    00193           DrawStringMultiLine(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, r.bottom - WD_FRAMERECT_BOTTOM,
    00194                 STR_LOCAL_AUTHORITY_ACTION_TOOLTIP_SMALL_ADVERTISING + this->sel_index);
    00195         }
    00196         break;
    00197       case TWA_COMMAND_LIST: {
    00198         int numact;
    00199         uint buttons = GetMaskOfTownActions(&numact, _local_company, this->town);
    00200         int y = r.top + WD_FRAMERECT_TOP;
    00201         int pos = this->vscroll.GetPosition();
    00202
    00203         if (--pos < 0) {
    00204           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_LOCAL_AUTHORITY_ACTIONS_TITLE);
    00205           y += FONT_HEIGHT_NORMAL;
    00206         }
    00207
    00208         for (int i = 0; buttons; i++, buttons >>= 1) {
    00209           if (pos <= -5) break;
    00210
    00211           if ((buttons & 1) && --pos < 0) {
    00212             DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y,
    00213                 STR_LOCAL_AUTHORITY_ACTION_SMALL_ADVERTISING_CAMPAIGN + i, this->sel_index == i ? TC_WHITE : TC_ORANGE);
    00214             y += FONT_HEIGHT_NORMAL;
    00215           }
    00216         }
    00217         break;
    00218       }
    00219     }
    00220   }
    00221
    00222   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00223   {
    00224     switch (widget) {
    00225       case TWA_ACTION_INFO: {
    00226         assert(size->width > padding.width && size->height > padding.height);
    00227         size->width -= WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
    00228         size->height -= WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
    00229         Dimension d = {0, 0};
    00230         for (int i = 0; i < TACT_COUNT; i++) {
    00231           SetDParam(0, _price[PR_TOWN_ACTION] * _town_action_costs[i] >> 8);
    00232           d = maxdim(d, GetStringMultiLineBoundingBox(STR_LOCAL_AUTHORITY_ACTION_TOOLTIP_SMALL_ADVERTISING + i, *size));
    00233         }
    00234         *size = maxdim(*size, d);
    00235         size->width += WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
    00236         size->height += WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
    00237         break;
    00238       }
    00239
    00240       case TWA_COMMAND_LIST:
    00241         size->height = WD_FRAMERECT_TOP + 5 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM;
    00242         size->width = GetStringBoundingBox(STR_LOCAL_AUTHORITY_ACTIONS_TITLE).width;
    00243         for (uint i = 0; i < TACT_COUNT; i++ ) {
    00244           size->width = max(size->width, GetStringBoundingBox(STR_LOCAL_AUTHORITY_ACTION_SMALL_ADVERTISING_CAMPAIGN + i).width);
    00245         }
    00246         size->width += WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
    00247         break;
    00248
    00249       case TWA_RATING_INFO:
    00250         resize->height = FONT_HEIGHT_NORMAL;
    00251         size->height = WD_FRAMERECT_TOP + 9 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM;
    00252         break;
    00253     }
    00254   }
    00255
    00256   virtual void OnClick(Point pt, int widget, int click_count)
    00257   {
    00258     switch (widget) {
    00259       case TWA_COMMAND_LIST: {
    00260         int y = (pt.y - this->GetWidget<NWidgetBase>(TWA_COMMAND_LIST)->pos_y - 1) / FONT_HEIGHT_NORMAL;
    00261
    00262         if (!IsInsideMM(y, 0, 5)) return;
    00263
    00264         y = GetNthSetBit(GetMaskOfTownActions(NULL, _local_company, this->town), y + this->vscroll.GetPosition() - 1);
    00265         if (y >= 0) {
    00266           this->sel_index = y;
    00267           this->SetDirty();
    00268         }
    00269         /* Fall through to clicking in case we are double-clicked */
    00270         if (click_count == 1 || y < 0) break;
    00271       }
    00272
    00273       case TWA_EXECUTE:
    00274         DoCommandP(this->town->xy, this->window_number, this->sel_index, CMD_DO_TOWN_ACTION | CMD_MSG(STR_ERROR_CAN_T_DO_THIS));
    00275         break;
    00276     }
    00277   }
    00278
    00279   virtual void OnHundredthTick()
    00280   {
    00281     this->SetDirty();
    00282   }
    00283 };
    00284
    00285 static const WindowDesc _town_authority_desc(
    00286   WDP_AUTO, 317, 222,
    00287   WC_TOWN_AUTHORITY, WC_NONE,
    00288   WDF_UNCLICK_BUTTONS,
    00289   _nested_town_authority_widgets, lengthof(_nested_town_authority_widgets)
    00290 );
    00291
    00292 static void ShowTownAuthorityWindow(uint town)
    00293 {
    00294   AllocateWindowDescFront<TownAuthorityWindow>(&_town_authority_desc, town);
    00295 }
    00296
    00298 enum TownViewWidgets {
    00299   TVW_CAPTION,
    00300   TVW_VIEWPORT,
    00301   TVW_INFOPANEL,
    00302   TVW_CENTERVIEW,
    00303   TVW_SHOWAUTHORITY,
    00304   TVW_CHANGENAME,
    00305   TVW_EXPAND,
    00306   TVW_DELETE,
    00307 };
    00308
    00309 /* Town view window. */
    00310 struct TownViewWindow : Window {
    00311 private:
    00312   Town *town;
    00313
    00314 public:
    00315   enum {
    00316     TVW_HEIGHT_NORMAL = 150,
    00317   };
    00318
    00319   TownViewWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
    00320   {
    00321     this->CreateNestedTree(desc);
    00322
    00323     this->town = Town::Get(window_number);
    00324     if (this->town->larger_town) this->GetWidget<NWidgetCore>(TVW_CAPTION)->widget_data = STR_TOWN_VIEW_CITY_CAPTION;
    00325
    00326     this->FinishInitNested(desc, window_number);
    00327
    00328     this->flags4 |= WF_DISABLE_VP_SCROLL;
    00329     NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(TVW_VIEWPORT);
    00330     nvp->InitializeViewport(this, this->town->xy, ZOOM_LVL_NEWS);
    00331
    00332     /* disable renaming town in network games if you are not the server */
    00333     this->SetWidgetDisabledState(TVW_CHANGENAME, _networking && !_network_server);
    00334   }
    00335
    00336   virtual void OnPaint()
    00337   {
    00338     this->DrawWidgets();
    00339   }
    00340
    00341   virtual void SetStringParameters(int widget) const
    00342   {
    00343     if (widget == TVW_CAPTION) SetDParam(0, this->town->index);
    00344   }
    00345
    00351   const CargoSpec *FindFirstCargoWithTownEffect(TownEffect effect) const
    00352   {
    00353     const CargoSpec *cs;
    00354     FOR_ALL_CARGOSPECS(cs) {
    00355       if (cs->town_effect == effect) return cs;
    00356     }
    00357     return NULL;
    00358   }
    00359
    00360   virtual void DrawWidget(const Rect &r, int widget) const
    00361   {
    00362     if (widget != TVW_INFOPANEL) return;
    00363
    00364     uint y = r.top + WD_FRAMERECT_TOP;
    00365
    00366     SetDParam(0, this->town->population);
    00367     SetDParam(1, this->town->num_houses);
    00368     DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y, STR_TOWN_VIEW_POPULATION_HOUSES);
    00369
    00370     SetDParam(0, this->town->act_pass);
    00371     SetDParam(1, this->town->max_pass);
    00372     DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_PASSENGERS_LAST_MONTH_MAX);
    00373
    00374     SetDParam(0, this->town->act_mail);
    00375     SetDParam(1, this->town->max_mail);
    00376     DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_MAIL_LAST_MONTH_MAX);
    00377
    00378     StringID required_text = STR_TOWN_VIEW_CARGO_FOR_TOWNGROWTH_REQUIRED;
    00379     uint cargo_needed_for_growth = 0;
    00380     switch (_settings_game.game_creation.landscape) {
    00381       case LT_ARCTIC:
    00382         if (TilePixelHeight(this->town->xy) >= LowestSnowLine()) cargo_needed_for_growth = 1;
    00383         if (TilePixelHeight(this->town->xy) < GetSnowLine()) required_text = STR_TOWN_VIEW_CARGO_FOR_TOWNGROWTH_REQUIRED_WINTER;
    00384         break;
    00385
    00386       case LT_TROPIC:
    00387         if (GetTropicZone(this->town->xy) == TROPICZONE_DESERT) cargo_needed_for_growth = 2;
    00388         break;
    00389
    00390       default: break;
    00391     }
    00392
    00393     if (cargo_needed_for_growth > 0) {
    00394       DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_CARGO_FOR_TOWNGROWTH);
    00395
    00396       bool rtl = _dynlang.text_dir == TD_RTL;
    00397       uint cargo_text_left = r.left + WD_FRAMERECT_LEFT + (rtl ? 0 : 20);
    00398       uint cargo_text_right = r.right - WD_FRAMERECT_RIGHT - (rtl ? 20 : 0);
    00399
    00400       const CargoSpec *food = FindFirstCargoWithTownEffect(TE_FOOD);
    00401       CargoID first_food_cargo = (food != NULL) ? food->Index() : (CargoID)CT_INVALID;
    00402       StringID food_name       = (food != NULL) ? food->name    : STR_CARGO_PLURAL_FOOD;
    00403
    00404       const CargoSpec *water = FindFirstCargoWithTownEffect(TE_WATER);
    00405       CargoID first_water_cargo = (water != NULL) ? water->Index() : (CargoID)CT_INVALID;
    00406       StringID water_name       = (water != NULL) ? water->name    : STR_CARGO_PLURAL_WATER;
    00407
    00408       if (first_food_cargo != CT_INVALID && this->town->act_food > 0) {
    00409         SetDParam(0, first_food_cargo);
    00410         SetDParam(1, this->town->act_food);
    00411         DrawString(cargo_text_left, cargo_text_right, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_CARGO_FOR_TOWNGROWTH_LAST_MONTH);
    00412       } else {
    00413         SetDParam(0, food_name);
    00414         DrawString(cargo_text_left, cargo_text_right, y += FONT_HEIGHT_NORMAL, required_text);
    00415       }
    00416
    00417       if (cargo_needed_for_growth > 1) {
    00418         if (first_water_cargo != CT_INVALID && this->town->act_water > 0) {
    00419           SetDParam(0, first_water_cargo);
    00420           SetDParam(1, this->town->act_water);
    00421           DrawString(cargo_text_left, cargo_text_right, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_CARGO_FOR_TOWNGROWTH_LAST_MONTH);
    00422         } else {
    00423           SetDParam(0, water_name);
    00424           DrawString(cargo_text_left, cargo_text_right, y += FONT_HEIGHT_NORMAL, required_text);
    00425         }
    00426       }
    00427     }
    00428
    00429     /* only show the town noise, if the noise option is activated. */
    00430     if (_settings_game.economy.station_noise_level) {
    00431       SetDParam(0, this->town->noise_reached);
    00432       SetDParam(1, this->town->MaxTownNoise());
    00433       DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_NOISE_IN_TOWN);
    00434     }
    00435   }
    00436
    00437   virtual void OnClick(Point pt, int widget, int click_count)
    00438   {
    00439     switch (widget) {
    00440       case TVW_CENTERVIEW: // scroll to location
    00441         if (_ctrl_pressed) {
    00442           ShowExtraViewPortWindow(this->town->xy);
    00443         } else {
    00444           ScrollMainWindowToTile(this->town->xy);
    00445         }
    00446         break;
    00447
    00448       case TVW_SHOWAUTHORITY: // town authority
    00449         ShowTownAuthorityWindow(this->window_number);
    00450         break;
    00451
    00452       case TVW_CHANGENAME: // rename
    00453         SetDParam(0, this->window_number);
    00454         ShowQueryString(STR_TOWN_NAME, STR_TOWN_VIEW_RENAME_TOWN_BUTTON, MAX_LENGTH_TOWN_NAME_BYTES, MAX_LENGTH_TOWN_NAME_PIXELS, this, CS_ALPHANUMERAL, QSF_ENABLE_DEFAULT);
    00455         break;
    00456
    00457       case TVW_EXPAND: // expand town - only available on Scenario editor
    00458         ExpandTown(this->town);
    00459         break;
    00460
    00461       case TVW_DELETE: // delete town - only available on Scenario editor
    00462         if (this->CanDeleteTown()) {
    00463           delete this->town;
    00464         } else {
    00465           ShowErrorMessage(STR_ERROR_TOWN_CAN_T_DELETE, INVALID_STRING_ID, 0, 0);
    00466         }
    00467         break;
    00468     }
    00469   }
    00470
    00476   bool CanDeleteTown() const
    00477   {
    00478     /* Stations refer to towns. */
    00479     const Station *st;
    00480     FOR_ALL_STATIONS(st) {
    00481       if (st->town == this->town) {
    00482         /* Non-oil rig stations are always a problem. */
    00483         if (!(st->facilities & FACIL_AIRPORT) || st->airport_type != AT_OILRIG) return false;
    00484         /* We can only automatically delete oil rigs *if* there's no vehicle on them. */
    00485         if (DoCommand(st->airport_tile, 0, 0, DC_NONE, CMD_LANDSCAPE_CLEAR).Failed()) return false;
    00486       }
    00487     }
    00488
    00489     /* Depots refer to towns. */
    00490     const Depot *d;
    00491     FOR_ALL_DEPOTS(d) {
    00492       if (d->town_index == this->town->index) return false;
    00493     }
    00494
    00495     /* Check all tiles for town ownership. */
    00496     for (TileIndex tile = 0; tile < MapSize(); ++tile) {
    00497       switch (GetTileType(tile)) {
    00498         case MP_ROAD:
    00499           if (HasTownOwnedRoad(tile) && GetTownIndex(tile) == this->town->index) {
    00500             /* Can we clear this tile? */
    00501             if (DoCommand(tile, 0, 0, DC_NONE, CMD_LANDSCAPE_CLEAR).Failed()) return false;
    00502           }
    00503           break;
    00504
    00505         case MP_TUNNELBRIDGE:
    00506           if (IsTileOwner(tile, OWNER_TOWN) &&
    00507               ClosestTownFromTile(tile, UINT_MAX) == this->town) {
    00508             /* Can we clear this bridge? */
    00509             if (DoCommand(tile, 0, 0, DC_NONE, CMD_LANDSCAPE_CLEAR).Failed()) return false;
    00510           }
    00511           break;
    00512
    00513         default:
    00514           break;
    00515       }
    00516     }
    00517
    00518     return true;
    00519   }
    00520
    00521   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00522   {
    00523     switch (widget) {
    00524       case TVW_INFOPANEL:
    00525         size->height = GetDesiredInfoHeight();
    00526         break;
    00527     }
    00528   }
    00529
    00534   uint GetDesiredInfoHeight() const
    00535   {
    00536     uint aimed_height = 3 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
    00537
    00538     switch (_settings_game.game_creation.landscape) {
    00539       case LT_ARCTIC:
    00540         if (TilePixelHeight(this->town->xy) >= LowestSnowLine()) aimed_height += 2 * FONT_HEIGHT_NORMAL;
    00541         break;
    00542
    00543       case LT_TROPIC:
    00544         if (GetTropicZone(this->town->xy) == TROPICZONE_DESERT) aimed_height += 3 * FONT_HEIGHT_NORMAL;
    00545         break;
    00546
    00547       default: break;
    00548     }
    00549
    00550     if (_settings_game.economy.station_noise_level) aimed_height += FONT_HEIGHT_NORMAL;
    00551
    00552     return aimed_height;
    00553   }
    00554
    00555   void ResizeWindowAsNeeded()
    00556   {
    00557     const NWidgetBase *nwid_info = this->GetWidget<NWidgetBase>(TVW_INFOPANEL);
    00558     uint aimed_height = GetDesiredInfoHeight();
    00559     if (aimed_height > nwid_info->current_y || (aimed_height < nwid_info->current_y && nwid_info->current_y > nwid_info->smallest_y)) {
    00560       this->ReInit();
    00561     }
    00562   }
    00563
    00564   virtual void OnResize()
    00565   {
    00566     if (this->viewport != NULL) {
    00567       NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(TVW_VIEWPORT);
    00568       nvp->UpdateViewportCoordinates(this);
    00569     }
    00570   }
    00571
    00572   virtual void OnInvalidateData(int data = 0)
    00573   {
    00574     /* Called when setting station noise have changed, in order to resize the window */
    00575     this->SetDirty(); // refresh display for current size. This will allow to avoid glitches when downgrading
    00576     this->ResizeWindowAsNeeded();
    00577   }
    00578
    00579   virtual void OnQueryTextFinished(char *str)
    00580   {
    00581     if (str == NULL) return;
    00582
    00583     DoCommandP(0, this->window_number, 0, CMD_RENAME_TOWN | CMD_MSG(STR_ERROR_CAN_T_RENAME_TOWN), NULL, str);
    00584   }
    00585 };
    00586
    00587 static const NWidgetPart _nested_town_game_view_widgets[] = {
    00588   NWidget(NWID_HORIZONTAL),
    00589     NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    00590     NWidget(WWT_CAPTION, COLOUR_BROWN, TVW_CAPTION), SetDataTip(STR_TOWN_VIEW_TOWN_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00591     NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    00592     NWidget(WWT_STICKYBOX, COLOUR_BROWN),
    00593   EndContainer(),
    00594   NWidget(WWT_PANEL, COLOUR_BROWN),
    00595     NWidget(WWT_INSET, COLOUR_BROWN), SetPadding(2, 2, 2, 2),
    00596       NWidget(NWID_VIEWPORT, INVALID_COLOUR, TVW_VIEWPORT), SetMinimalSize(254, 86), SetFill(1, 0), SetResize(1, 1), SetPadding(1, 1, 1, 1),
    00597     EndContainer(),
    00598   EndContainer(),
    00599   NWidget(WWT_PANEL, COLOUR_BROWN, TVW_INFOPANEL), SetMinimalSize(260, 32), SetResize(1, 0), SetFill(1, 0), EndContainer(),
    00600   NWidget(NWID_HORIZONTAL),
    00601     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
    00602       NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TVW_CENTERVIEW), SetMinimalSize(80, 12), SetFill(1, 1), SetResize(1, 0), SetDataTip(STR_BUTTON_LOCATION, STR_TOWN_VIEW_CENTER_TOOLTIP),
    00603       NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TVW_SHOWAUTHORITY), SetMinimalSize(80, 12), SetFill(1, 1), SetResize(1, 0), SetDataTip(STR_TOWN_VIEW_LOCAL_AUTHORITY_BUTTON, STR_TOWN_VIEW_LOCAL_AUTHORITY_TOOLTIP),
    00604       NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TVW_CHANGENAME), SetMinimalSize(80, 12), SetFill(1, 1), SetResize(1, 0), SetDataTip(STR_BUTTON_RENAME, STR_TOWN_VIEW_RENAME_TOOLTIP),
    00605     EndContainer(),
    00606     NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
    00607   EndContainer(),
    00608 };
    00609
    00610 static const WindowDesc _town_game_view_desc(
    00611   WDP_AUTO, 260, TownViewWindow::TVW_HEIGHT_NORMAL,
    00612   WC_TOWN_VIEW, WC_NONE,
    00613   WDF_UNCLICK_BUTTONS,
    00614   _nested_town_game_view_widgets, lengthof(_nested_town_game_view_widgets)
    00615 );
    00616
    00617 static const NWidgetPart _nested_town_editor_view_widgets[] = {
    00618   NWidget(NWID_HORIZONTAL),
    00619     NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    00620     NWidget(WWT_CAPTION, COLOUR_BROWN, TVW_CAPTION), SetDataTip(STR_TOWN_VIEW_TOWN_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00621     NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TVW_CHANGENAME), SetMinimalSize(76, 14), SetDataTip(STR_BUTTON_RENAME, STR_TOWN_VIEW_RENAME_TOOLTIP),
    00622     NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    00623     NWidget(WWT_STICKYBOX, COLOUR_BROWN),
    00624   EndContainer(),
    00625   NWidget(WWT_PANEL, COLOUR_BROWN),
    00626     NWidget(WWT_INSET, COLOUR_BROWN), SetPadding(2, 2, 2, 2),
    00627       NWidget(NWID_VIEWPORT, INVALID_COLOUR, TVW_VIEWPORT), SetMinimalSize(254, 86), SetFill(1, 1), SetResize(1, 1), SetPadding(1, 1, 1, 1),
    00628     EndContainer(),
    00629   EndContainer(),
    00630   NWidget(WWT_PANEL, COLOUR_BROWN, TVW_INFOPANEL), SetMinimalSize(260, 32), SetResize(1, 0), SetFill(1, 0), EndContainer(),
    00631   NWidget(NWID_HORIZONTAL),
    00632     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
    00633       NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TVW_CENTERVIEW), SetMinimalSize(80, 12), SetFill(1, 1), SetResize(1, 0), SetDataTip(STR_BUTTON_LOCATION, STR_TOWN_VIEW_CENTER_TOOLTIP),
    00634       NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TVW_EXPAND), SetMinimalSize(80, 12), SetFill(1, 1), SetResize(1, 0), SetDataTip(STR_TOWN_VIEW_EXPAND_BUTTON, STR_TOWN_VIEW_EXPAND_TOOLTIP),
    00635       NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TVW_DELETE), SetMinimalSize(80, 12), SetFill(1, 1), SetResize(1, 0), SetDataTip(STR_TOWN_VIEW_DELETE_BUTTON, STR_TOWN_VIEW_DELETE_TOOLTIP),
    00636     EndContainer(),
    00637     NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
    00638   EndContainer(),
    00639 };
    00640
    00641 static const WindowDesc _town_editor_view_desc(
    00642   WDP_AUTO, 260, TownViewWindow::TVW_HEIGHT_NORMAL,
    00643   WC_TOWN_VIEW, WC_NONE,
    00644   WDF_UNCLICK_BUTTONS,
    00645   _nested_town_editor_view_widgets, lengthof(_nested_town_editor_view_widgets)
    00646 );
    00647
    00648 void ShowTownViewWindow(TownID town)
    00649 {
    00650   if (_game_mode == GM_EDITOR) {
    00651     AllocateWindowDescFront<TownViewWindow>(&_town_editor_view_desc, town);
    00652   } else {
    00653     AllocateWindowDescFront<TownViewWindow>(&_town_game_view_desc, town);
    00654   }
    00655 }
    00656
    00658 enum TownDirectoryWidgets {
    00659   TDW_SORTNAME,
    00660   TDW_SORTPOPULATION,
    00661   TDW_CENTERTOWN,
    00662   TDW_SCROLLBAR,
    00663   TDW_BOTTOM_PANEL,
    00664   TDW_BOTTOM_TEXT,
    00665 };
    00666
    00667 static const NWidgetPart _nested_town_directory_widgets[] = {
    00668   NWidget(NWID_HORIZONTAL),
    00669     NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    00670     NWidget(WWT_CAPTION, COLOUR_BROWN), SetDataTip(STR_TOWN_DIRECTORY_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00671     NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    00672     NWidget(WWT_STICKYBOX, COLOUR_BROWN),
    00673   EndContainer(),
    00674   NWidget(NWID_HORIZONTAL),
    00675     NWidget(NWID_VERTICAL),
    00676       NWidget(NWID_HORIZONTAL),
    00677         NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TDW_SORTNAME), SetMinimalSize(99, 12), SetDataTip(STR_SORT_BY_CAPTION_NAME, STR_TOOLTIP_SORT_ORDER), SetFill(1, 0),
    00678         NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TDW_SORTPOPULATION), SetMinimalSize(97, 12), SetDataTip(STR_SORT_BY_CAPTION_POPULATION, STR_TOOLTIP_SORT_ORDER), SetFill(1, 0),
    00679       EndContainer(),
    00680       NWidget(WWT_PANEL, COLOUR_BROWN, TDW_CENTERTOWN), SetMinimalSize(196, 164), SetDataTip(0x0, STR_TOWN_DIRECTORY_LIST_TOOLTIP),
    00681               SetFill(1, 0), SetResize(0, 10), EndContainer(),
    00682       NWidget(WWT_PANEL, COLOUR_BROWN, TDW_BOTTOM_PANEL),
    00683         NWidget(WWT_TEXT, COLOUR_BROWN, TDW_BOTTOM_TEXT), SetPadding(2, 0, 0, 2), SetMinimalSize(196, 12), SetFill(1, 0), SetDataTip(STR_TOWN_POPULATION, STR_NULL),
    00684       EndContainer(),
    00685     EndContainer(),
    00686     NWidget(NWID_VERTICAL),
    00687       NWidget(WWT_SCROLLBAR, COLOUR_BROWN, TDW_SCROLLBAR),
    00688       NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
    00689     EndContainer(),
    00690   EndContainer(),
    00691 };
    00692
    00694 struct TownDirectoryWindow : public Window {
    00695 private:
    00696   /* Runtime saved values */
    00697   static Listing last_sorting;
    00698   static const Town *last_town;
    00699
    00700   /* Constants for sorting towns */
    00701   static GUITownList::SortFunction * const sorter_funcs[];
    00702
    00703   GUITownList towns;
    00704
    00705   void BuildSortTownList()
    00706   {
    00707     if (this->towns.NeedRebuild()) {
    00708       this->towns.Clear();
    00709
    00710       const Town *t;
    00711       FOR_ALL_TOWNS(t) {
    00712         *this->towns.Append() = t;
    00713       }
    00714
    00715       this->towns.Compact();
    00716       this->towns.RebuildDone();
    00717       this->vscroll.SetCount(this->towns.Length()); // Update scrollbar as well.
    00718     }
    00719     /* Always sort the towns. */
    00720     this->last_town = NULL;
    00721     this->towns.Sort();
    00722   }
    00723
    00725   static int CDECL TownNameSorter(const Town * const *a, const Town * const *b)
    00726   {
    00727     static char buf_cache[64];
    00728     const Town *ta = *a;
    00729     const Town *tb = *b;
    00730     char buf[64];
    00731
    00732     SetDParam(0, ta->index);
    00733     GetString(buf, STR_TOWN_NAME, lastof(buf));
    00734
    00735     /* If 'b' is the same town as in the last round, use the cached value
    00736      * We do this to speed stuff up ('b' is called with the same value a lot of
    00737      * times after eachother) */
    00738     if (tb != last_town) {
    00739       last_town = tb;
    00740       SetDParam(0, tb->index);
    00741       GetString(buf_cache, STR_TOWN_NAME, lastof(buf_cache));
    00742     }
    00743
    00744     return strcmp(buf, buf_cache);
    00745   }
    00746
    00748   static int CDECL TownPopulationSorter(const Town * const *a, const Town * const *b)
    00749   {
    00750     return (*a)->population - (*b)->population;
    00751   }
    00752
    00753 public:
    00754   TownDirectoryWindow(const WindowDesc *desc) : Window()
    00755   {
    00756     this->towns.SetListing(this->last_sorting);
    00757     this->towns.SetSortFuncs(TownDirectoryWindow::sorter_funcs);
    00758     this->towns.ForceRebuild();
    00759     this->BuildSortTownList();
    00760
    00761     this->InitNested(desc, 0);
    00762   }
    00763
    00764   ~TownDirectoryWindow()
    00765   {
    00766     this->last_sorting = this->towns.GetListing();
    00767   }
    00768
    00769   virtual void OnPaint()
    00770   {
    00771     this->DrawWidgets();
    00772   }
    00773
    00774   virtual void SetStringParameters(int widget) const
    00775   {
    00776     if (widget == TDW_BOTTOM_TEXT) SetDParam(0, GetWorldPopulation());
    00777   }
    00778
    00779   virtual void DrawWidget(const Rect &r, int widget) const
    00780   {
    00781     switch (widget) {
    00782       case TDW_SORTNAME:
    00783         if (this->towns.SortType() == 0) this->DrawSortButtonState(widget, this->towns.IsDescSortOrder() ? SBS_DOWN : SBS_UP);
    00784         break;
    00785
    00786       case TDW_SORTPOPULATION:
    00787         if (this->towns.SortType() != 0) this->DrawSortButtonState(widget, this->towns.IsDescSortOrder() ? SBS_DOWN : SBS_UP);
    00788         break;
    00789
    00790       case TDW_CENTERTOWN: {
    00791         int n = 0;
    00792         int y = r.top + WD_FRAMERECT_TOP;
    00793         if (this->towns.Length() == 0) { // No towns available.
    00794           DrawString(r.left + WD_FRAMERECT_LEFT, r.right, y, STR_TOWN_DIRECTORY_NONE);
    00795           break;
    00796         }
    00797         /* At least one town available. */
    00798         for (uint i = this->vscroll.GetPosition(); i < this->towns.Length(); i++) {
    00799           const Town *t = this->towns[i];
    00800
    00801           assert(t->xy != INVALID_TILE);
    00802
    00803           SetDParam(0, t->index);
    00804           SetDParam(1, t->population);
    00805           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_TOWN_DIRECTORY_TOWN);
    00806
    00807           y += this->resize.step_height;
    00808           if (++n == this->vscroll.GetCapacity()) break; // max number of towns in 1 window
    00809         }
    00810       } break;
    00811     }
    00812   }
    00813
    00814   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00815   {
    00816     switch (widget) {
    00817       case TDW_SORTNAME:
    00818       case TDW_SORTPOPULATION: {
    00819         Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
    00820         d.width += padding.width + WD_SORTBUTTON_ARROW_WIDTH * 2; // Doubled since the word is centered, also looks nice.
    00821         d.height += padding.height;
    00822         *size = maxdim(*size, d);
    00823         break;
    00824       }
    00825       case TDW_CENTERTOWN: {
    00826         Dimension d = GetStringBoundingBox(STR_TOWN_DIRECTORY_NONE);
    00827         for (uint i = 0; i < this->towns.Length(); i++) {
    00828           const Town *t = this->towns[i];
    00829
    00830           assert(t != NULL);
    00831
    00832           SetDParam(0, t->index);
    00833           SetDParam(1, 10000000); // 10^7
    00834           d = maxdim(d, GetStringBoundingBox(STR_TOWN_DIRECTORY_TOWN));
    00835         }
    00836         d.width += padding.width + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
    00837         d.height += padding.height;
    00838         *size = maxdim(*size, d);
    00839         resize->height = d.height;
    00840         break;
    00841       }
    00842       case TDW_BOTTOM_TEXT: {
    00843         SetDParam(0, 1000000000); // 10^9
    00844         Dimension d = GetStringBoundingBox(STR_TOWN_POPULATION);
    00845         d.width += padding.width;
    00846         d.height += padding.height;
    00847         *size = maxdim(*size, d);
    00848         break;
    00849       }
    00850     }
    00851   }
    00852
    00853   virtual void OnClick(Point pt, int widget, int click_count)
    00854   {
    00855     switch (widget) {
    00856       case TDW_SORTNAME: // Sort by Name ascending/descending
    00857         if (this->towns.SortType() == 0) {
    00858           this->towns.ToggleSortOrder();
    00859         } else {
    00860           this->towns.SetSortType(0);
    00861         }
    00862         this->BuildSortTownList();
    00863         this->SetDirty();
    00864         break;
    00865
    00866       case TDW_SORTPOPULATION: // Sort by Population ascending/descending
    00867         if (this->towns.SortType() == 1) {
    00868           this->towns.ToggleSortOrder();
    00869         } else {
    00870           this->towns.SetSortType(1);
    00871         }
    00872         this->BuildSortTownList();
    00873         this->SetDirty();
    00874         break;
    00875
    00876       case TDW_CENTERTOWN: { // Click on Town Matrix
    00877         uint16 id_v = (pt.y - this->GetWidget<NWidgetBase>(widget)->pos_y - WD_FRAMERECT_TOP) / this->resize.step_height;
    00878
    00879         if (id_v >= this->vscroll.GetCapacity()) return; // click out of bounds
    00880
    00881         id_v += this->vscroll.GetPosition();
    00882
    00883         if (id_v >= this->towns.Length()) return; // click out of town bounds
    00884
    00885         const Town *t = this->towns[id_v];
    00886         assert(t != NULL);
    00887         if (_ctrl_pressed) {
    00888           ShowExtraViewPortWindow(t->xy);
    00889         } else {
    00890           ScrollMainWindowToTile(t->xy);
    00891         }
    00892         break;
    00893       }
    00894     }
    00895   }
    00896
    00897   virtual void OnHundredthTick()
    00898   {
    00899     this->BuildSortTownList();
    00900     this->SetDirty();
    00901   }
    00902
    00903   virtual void OnResize()
    00904   {
    00905     this->vscroll.SetCapacityFromWidget(this, TDW_CENTERTOWN);
    00906   }
    00907
    00908   virtual void OnInvalidateData(int data)
    00909   {
    00910     if (data == 0) {
    00911       this->towns.ForceRebuild();
    00912     } else {
    00913       this->towns.ForceResort();
    00914     }
    00915     this->BuildSortTownList();
    00916   }
    00917 };
    00918
    00919 Listing TownDirectoryWindow::last_sorting = {false, 0};
    00920 const Town *TownDirectoryWindow::last_town = NULL;
    00921
    00922 /* Available town directory sorting functions */
    00923 GUITownList::SortFunction * const TownDirectoryWindow::sorter_funcs[] = {
    00924   &TownNameSorter,
    00925   &TownPopulationSorter,
    00926 };
    00927
    00928 static const WindowDesc _town_directory_desc(
    00929   WDP_AUTO, 208, 202,
    00930   WC_TOWN_DIRECTORY, WC_NONE,
    00931   WDF_UNCLICK_BUTTONS,
    00932   _nested_town_directory_widgets, lengthof(_nested_town_directory_widgets)
    00933 );
    00934
    00935 void ShowTownDirectory()
    00936 {
    00937   if (BringWindowToFrontById(WC_TOWN_DIRECTORY, 0)) return;
    00938   new TownDirectoryWindow(&_town_directory_desc);
    00939 }
    00940
    00941 void CcFoundTown(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
    00942 {
    00943   if (result.Failed()) return;
    00944
    00945   SndPlayTileFx(SND_1F_SPLAT, tile);
    00946   if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
    00947 }
    00948
    00949 void CcFoundRandomTown(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
    00950 {
    00951   if (result.Succeeded()) ScrollMainWindowToTile(Town::Get(_new_town_id)->xy);
    00952 }
    00953
    00955 enum TownScenarioEditorWidgets {
    00956   TSEW_BACKGROUND,
    00957   TSEW_NEWTOWN,
    00958   TSEW_RANDOMTOWN,
    00959   TSEW_MANYRANDOMTOWNS,
    00960   TSEW_TOWNNAME_TEXT,
    00961   TSEW_TOWNNAME_EDITBOX,
    00962   TSEW_TOWNNAME_RANDOM,
    00963   TSEW_TOWNSIZE,
    00964   TSEW_SIZE_SMALL,
    00965   TSEW_SIZE_MEDIUM,
    00966   TSEW_SIZE_LARGE,
    00967   TSEW_SIZE_RANDOM,
    00968   TSEW_CITY,
    00969   TSEW_TOWNLAYOUT,
    00970   TSEW_LAYOUT_ORIGINAL,
    00971   TSEW_LAYOUT_BETTER,
    00972   TSEW_LAYOUT_GRID2,
    00973   TSEW_LAYOUT_GRID3,
    00974   TSEW_LAYOUT_RANDOM,
    00975 };
    00976
    00977 static const NWidgetPart _nested_found_town_widgets[] = {
    00978   NWidget(NWID_HORIZONTAL),
    00979     NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
    00980     NWidget(WWT_CAPTION, COLOUR_DARK_GREEN), SetDataTip(STR_FOUND_TOWN_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00981     NWidget(WWT_SHADEBOX, COLOUR_DARK_GREEN),
    00982     NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
    00983   EndContainer(),
    00984   /* Construct new town(s) buttons. */
    00985   NWidget(WWT_PANEL, COLOUR_DARK_GREEN, TSEW_BACKGROUND),
    00986     NWidget(NWID_SPACER), SetMinimalSize(0, 2),
    00987     NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_NEWTOWN), SetMinimalSize(156, 12), SetFill(1, 0),
    00988                     SetDataTip(STR_FOUND_TOWN_NEW_TOWN_BUTTON, STR_FOUND_TOWN_NEW_TOWN_TOOLTIP), SetPadding(0, 2, 1, 2),
    00989     NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_RANDOMTOWN), SetMinimalSize(156, 12), SetFill(1, 0),
    00990                     SetDataTip(STR_FOUND_TOWN_RANDOM_TOWN_BUTTON, STR_FOUND_TOWN_RANDOM_TOWN_TOOLTIP), SetPadding(0, 2, 1, 2),
    00991     NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_MANYRANDOMTOWNS), SetMinimalSize(156, 12), SetFill(1, 0),
    00992                     SetDataTip(STR_FOUND_TOWN_MANY_RANDOM_TOWNS, STR_FOUND_TOWN_RANDOM_TOWNS_TOOLTIP), SetPadding(0, 2, 0, 2),
    00993     /* Town name selection. */
    00994     NWidget(WWT_LABEL, COLOUR_DARK_GREEN, TSEW_TOWNSIZE), SetMinimalSize(156, 14), SetPadding(0, 2, 0, 2), SetDataTip(STR_FOUND_TOWN_NAME_TITLE, STR_NULL),
    00995     NWidget(WWT_EDITBOX, COLOUR_WHITE, TSEW_TOWNNAME_EDITBOX), SetMinimalSize(156, 12), SetPadding(0, 2, 3, 2),
    00996                     SetDataTip(STR_FOUND_TOWN_NAME_EDITOR_TITLE, STR_FOUND_TOWN_NAME_EDITOR_HELP),
    00997     NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_TOWNNAME_RANDOM), SetMinimalSize(78, 12), SetPadding(0, 2, 0, 2), SetFill(1, 0),
    00998                     SetDataTip(STR_FOUND_TOWN_NAME_RANDOM_BUTTON, STR_FOUND_TOWN_NAME_RANDOM_TOOLTIP),
    00999     /* Town size selection. */
    01000     NWidget(NWID_HORIZONTAL), SetPIP(2, 0, 2),
    01001       NWidget(NWID_SPACER), SetFill(1, 0),
    01002       NWidget(WWT_LABEL, COLOUR_DARK_GREEN, TSEW_TOWNSIZE), SetMinimalSize(148, 14), SetDataTip(STR_FOUND_TOWN_INITIAL_SIZE_TITLE, STR_NULL),
    01003       NWidget(NWID_SPACER), SetFill(1, 0),
    01004     EndContainer(),
    01005     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(2, 0, 2),
    01006       NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_SIZE_SMALL), SetMinimalSize(78, 12), SetFill(1, 0),
    01007                     SetDataTip(STR_FOUND_TOWN_INITIAL_SIZE_SMALL_BUTTON, STR_FOUND_TOWN_INITIAL_SIZE_TOOLTIP),
    01008       NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_SIZE_MEDIUM), SetMinimalSize(78, 12), SetFill(1, 0),
    01009                     SetDataTip(STR_FOUND_TOWN_INITIAL_SIZE_MEDIUM_BUTTON, STR_FOUND_TOWN_INITIAL_SIZE_TOOLTIP),
    01010     EndContainer(),
    01011     NWidget(NWID_SPACER), SetMinimalSize(0, 1),
    01012     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(2, 0, 2),
    01013       NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_SIZE_LARGE), SetMinimalSize(78, 12), SetFill(1, 0),
    01014                     SetDataTip(STR_FOUND_TOWN_INITIAL_SIZE_LARGE_BUTTON, STR_FOUND_TOWN_INITIAL_SIZE_TOOLTIP),
    01015       NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_SIZE_RANDOM), SetMinimalSize(78, 12), SetFill(1, 0),
    01016                     SetDataTip(STR_FOUND_TOWN_SIZE_RANDOM, STR_FOUND_TOWN_INITIAL_SIZE_TOOLTIP),
    01017     EndContainer(),
    01018     NWidget(NWID_SPACER), SetMinimalSize(0, 3),
    01019     NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_CITY), SetPadding(0, 2, 0, 2), SetMinimalSize(156, 12), SetFill(1, 0),
    01020                     SetDataTip(STR_FOUND_TOWN_CITY, STR_FOUND_TOWN_CITY_TOOLTIP), SetFill(1, 0),
    01021     /* Town roads selection. */
    01022     NWidget(NWID_HORIZONTAL), SetPIP(2, 0, 2),
    01023       NWidget(NWID_SPACER), SetFill(1, 0),
    01024       NWidget(WWT_LABEL, COLOUR_DARK_GREEN, TSEW_TOWNLAYOUT), SetMinimalSize(148, 14), SetDataTip(STR_FOUND_TOWN_ROAD_LAYOUT, STR_NULL),
    01025       NWidget(NWID_SPACER), SetFill(1, 0),
    01026     EndContainer(),
    01027     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(2, 0, 2),
    01028       NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_LAYOUT_ORIGINAL), SetMinimalSize(78, 12), SetFill(1, 0), SetDataTip(STR_FOUND_TOWN_SELECT_LAYOUT_ORIGINAL, STR_FOUND_TOWN_SELECT_TOWN_ROAD_LAYOUT),
    01029       NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_LAYOUT_BETTER), SetMinimalSize(78, 12), SetFill(1, 0), SetDataTip(STR_FOUND_TOWN_SELECT_LAYOUT_BETTER_ROADS, STR_FOUND_TOWN_SELECT_TOWN_ROAD_LAYOUT),
    01030     EndContainer(),
    01031     NWidget(NWID_SPACER), SetMinimalSize(0, 1),
    01032     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(2, 0, 2),
    01033       NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_LAYOUT_GRID2), SetMinimalSize(78, 12), SetFill(1, 0), SetDataTip(STR_FOUND_TOWN_SELECT_LAYOUT_2X2_GRID, STR_FOUND_TOWN_SELECT_TOWN_ROAD_LAYOUT),
    01034       NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_LAYOUT_GRID3), SetMinimalSize(78, 12), SetFill(1, 0), SetDataTip(STR_FOUND_TOWN_SELECT_LAYOUT_3X3_GRID, STR_FOUND_TOWN_SELECT_TOWN_ROAD_LAYOUT),
    01035     EndContainer(),
    01036     NWidget(NWID_SPACER), SetMinimalSize(0, 1),
    01037     NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_LAYOUT_RANDOM), SetPadding(0, 2, 0, 2), SetMinimalSize(0, 12), SetFill(1, 0),
    01038                     SetDataTip(STR_FOUND_TOWN_SELECT_LAYOUT_RANDOM, STR_FOUND_TOWN_SELECT_TOWN_ROAD_LAYOUT), SetFill(1, 0),
    01039     NWidget(NWID_SPACER), SetMinimalSize(0, 2),
    01040   EndContainer(),
    01041 };
    01042
    01044 struct FoundTownWindow : QueryStringBaseWindow {
    01045 private:
    01046   TownSize town_size;
    01047   TownLayout town_layout;
    01048   bool city;
    01049   bool townnamevalid;
    01050   uint32 townnameparts;
    01051   TownNameParams params;
    01052
    01053 public:
    01054   FoundTownWindow(const WindowDesc *desc, WindowNumber window_number) :
    01055       QueryStringBaseWindow(MAX_LENGTH_TOWN_NAME_BYTES),
    01056       town_size(TSZ_MEDIUM),
    01057       town_layout(_settings_game.economy.town_layout),
    01058       params(_settings_game.game_creation.town_name)
    01059   {
    01060     this->InitNested(desc, window_number);
    01061     InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size, MAX_LENGTH_TOWN_NAME_PIXELS);
    01062     this->RandomTownName();
    01063     this->UpdateButtons(true);
    01064     this->SetFocusedWidget(TSEW_TOWNNAME_EDITBOX);
    01065   }
    01066
    01067   void RandomTownName()
    01068   {
    01069     this->townnamevalid = GenerateTownName(&this->townnameparts);
    01070
    01071     if (!this->townnamevalid) {
    01072       this->edit_str_buf[0] = '\0';
    01073     } else {
    01074       GetTownName(this->edit_str_buf, &this->params, this->townnameparts, &this->edit_str_buf[this->edit_str_size - 1]);
    01075     }
    01076     UpdateTextBufferSize(&this->text);
    01077     UpdateOSKOriginalText(this, TSEW_TOWNNAME_EDITBOX);
    01078
    01079     this->SetWidgetDirty(TSEW_TOWNNAME_EDITBOX);
    01080   }
    01081
    01082   void UpdateButtons(bool check_availability)
    01083   {
    01084     if (check_availability && _game_mode != GM_EDITOR) {
    01085       this->SetWidgetsDisabledState(true, TSEW_RANDOMTOWN, TSEW_MANYRANDOMTOWNS, TSEW_SIZE_LARGE, WIDGET_LIST_END);
    01086       this->SetWidgetsDisabledState(_settings_game.economy.found_town != TF_CUSTOM_LAYOUT,
    01087           TSEW_LAYOUT_ORIGINAL, TSEW_LAYOUT_BETTER, TSEW_LAYOUT_GRID2, TSEW_LAYOUT_GRID3, TSEW_LAYOUT_RANDOM, WIDGET_LIST_END);
    01088       if (_settings_game.economy.found_town != TF_CUSTOM_LAYOUT) town_layout = _settings_game.economy.town_layout;
    01089     }
    01090
    01091     for (int i = TSEW_SIZE_SMALL; i <= TSEW_SIZE_RANDOM; i++) {
    01092       this->SetWidgetLoweredState(i, i == TSEW_SIZE_SMALL + this->town_size);
    01093     }
    01094
    01095     this->SetWidgetLoweredState(TSEW_CITY, this->city);
    01096
    01097     for (int i = TSEW_LAYOUT_ORIGINAL; i <= TSEW_LAYOUT_RANDOM; i++) {
    01098       this->SetWidgetLoweredState(i, i == TSEW_LAYOUT_ORIGINAL + this->town_layout);
    01099     }
    01100
    01101     this->SetDirty();
    01102   }
    01103
    01104   void ExecuteFoundTownCommand(TileIndex tile, bool random, StringID errstr, CommandCallback cc)
    01105   {
    01106     const char *name = NULL;
    01107
    01108     if (!this->townnamevalid) {
    01109       name = this->edit_str_buf;
    01110     } else {
    01111       /* If user changed the name, send it */
    01112       char buf[MAX_LENGTH_TOWN_NAME_BYTES];
    01113       GetTownName(buf, &this->params, this->townnameparts, lastof(buf));
    01114       if (strcmp(buf, this->edit_str_buf) != 0) name = this->edit_str_buf;
    01115     }
    01116
    01117     bool success = DoCommandP(tile, this->town_size | this->city << 2 | this->town_layout << 3 | random << 6,
    01118         townnameparts, CMD_FOUND_TOWN | CMD_MSG(errstr), cc, name);
    01119
    01120     if (success) this->RandomTownName();
    01121   }
    01122
    01123   virtual void OnPaint()
    01124   {
    01125     this->DrawWidgets();
    01126     if (!this->IsShaded()) this->DrawEditBox(TSEW_TOWNNAME_EDITBOX);
    01127   }
    01128
    01129   virtual void OnClick(Point pt, int widget, int click_count)
    01130   {
    01131     switch (widget) {
    01132       case TSEW_NEWTOWN:
    01133         HandlePlacePushButton(this, TSEW_NEWTOWN, SPR_CURSOR_TOWN, HT_RECT, NULL);
    01134         break;
    01135
    01136       case TSEW_RANDOMTOWN:
    01137         this->HandleButtonClick(TSEW_RANDOMTOWN);
    01138         this->ExecuteFoundTownCommand(0, true, STR_ERROR_CAN_T_GENERATE_TOWN, CcFoundRandomTown);
    01139         break;
    01140
    01141       case TSEW_TOWNNAME_RANDOM:
    01142         this->RandomTownName();
    01143         this->SetFocusedWidget(TSEW_TOWNNAME_EDITBOX);
    01144         break;
    01145
    01146       case TSEW_MANYRANDOMTOWNS:
    01147         this->HandleButtonClick(TSEW_MANYRANDOMTOWNS);
    01148
    01149         _generating_world = true;
    01150         UpdateNearestTownForRoadTiles(true);
    01151         if (!GenerateTowns(this->town_layout)) {
    01152           ShowErrorMessage(STR_ERROR_CAN_T_GENERATE_TOWN, STR_ERROR_NO_SPACE_FOR_TOWN, 0, 0);
    01153         }
    01154         UpdateNearestTownForRoadTiles(false);
    01155         _generating_world = false;
    01156         break;
    01157
    01158       case TSEW_SIZE_SMALL: case TSEW_SIZE_MEDIUM: case TSEW_SIZE_LARGE: case TSEW_SIZE_RANDOM:
    01159         this->town_size = (TownSize)(widget - TSEW_SIZE_SMALL);
    01160         this->UpdateButtons(false);
    01161         break;
    01162
    01163       case TSEW_CITY:
    01164         this->city ^= true;
    01165         this->SetWidgetLoweredState(TSEW_CITY, this->city);
    01166         this->SetDirty();
    01167         break;
    01168
    01169       case TSEW_LAYOUT_ORIGINAL: case TSEW_LAYOUT_BETTER: case TSEW_LAYOUT_GRID2:
    01170       case TSEW_LAYOUT_GRID3: case TSEW_LAYOUT_RANDOM:
    01171         this->town_layout = (TownLayout)(widget - TSEW_LAYOUT_ORIGINAL);
    01172         this->UpdateButtons(false);
    01173         break;
    01174     }
    01175   }
    01176
    01177   virtual void OnTimeout()
    01178   {
    01179     this->RaiseWidget(TSEW_RANDOMTOWN);
    01180     this->RaiseWidget(TSEW_MANYRANDOMTOWNS);
    01181     this->SetDirty();
    01182   }
    01183
    01184   virtual void OnMouseLoop()
    01185   {
    01186     this->HandleEditBox(TSEW_TOWNNAME_EDITBOX);
    01187   }
    01188
    01189   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
    01190   {
    01191     EventState state;
    01192     if (this->HandleEditBoxKey(TSEW_TOWNNAME_EDITBOX, key, keycode, state) == HEBR_CANCEL) {
    01193       this->UnfocusFocusedWidget();
    01194     }
    01195     return state;
    01196   }
    01197
    01198   virtual void OnPlaceObject(Point pt, TileIndex tile)
    01199   {
    01200     this->ExecuteFoundTownCommand(tile, false, STR_ERROR_CAN_T_FOUND_TOWN_HERE, CcFoundTown);
    01201   }
    01202
    01203   virtual void OnPlaceObjectAbort()
    01204   {
    01205     this->RaiseButtons();
    01206     this->UpdateButtons(false);
    01207   }
    01208
    01209   virtual void OnInvalidateData(int)
    01210   {
    01211     this->UpdateButtons(true);
    01212   }
    01213 };
    01214
    01215 static const WindowDesc _found_town_desc(
    01216   WDP_AUTO, 160, 162,
    01217   WC_FOUND_TOWN, WC_NONE,
    01218   WDF_CONSTRUCTION,
    01219   _nested_found_town_widgets, lengthof(_nested_found_town_widgets)
    01220 );
    01221
    01222 void ShowFoundTownWindow()
    01223 {
    01224   if (_game_mode != GM_EDITOR && !Company::IsValidID(_local_company)) return;
    01225   AllocateWindowDescFront<FoundTownWindow>(&_found_town_desc, 0);
    01226 }