industry_gui.cpp

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00001 /* $Id: industry_gui.cpp 19222 2010-02-23 23:18:41Z 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 "gui.h"
00015 #include "textbuf_gui.h"
00016 #include "command_func.h"
00017 #include "viewport_func.h"
00018 #include "gfx_func.h"
00019 #include "industry.h"
00020 #include "town.h"
00021 #include "variables.h"
00022 #include "cheat_type.h"
00023 #include "newgrf.h"
00024 #include "newgrf_industries.h"
00025 #include "newgrf_text.h"
00026 #include "strings_func.h"
00027 #include "company_func.h"
00028 #include "tilehighlight_func.h"
00029 #include "string_func.h"
00030 #include "sortlist_type.h"
00031 #include "widgets/dropdown_func.h"
00032 #include "company_base.h"
00033 #include "core/geometry_func.hpp"
00034 #include "core/random_func.hpp"
00035 
00036 #include "table/strings.h"
00037 #include "table/sprites.h"
00038 
00039 bool _ignore_restrictions;
00040 
00042 enum CargoSuffixType {
00043   CST_FUND,  
00044   CST_VIEW,  
00045   CST_DIR,   
00046 };
00047 
00063 static void GetCargoSuffix(uint cargo, CargoSuffixType cst, const Industry *ind, IndustryType ind_type, const IndustrySpec *indspec, char *suffix, const char *suffix_last)
00064 {
00065   suffix[0] = '\0';
00066   if (HasBit(indspec->callback_mask, CBM_IND_CARGO_SUFFIX)) {
00067     uint16 callback = GetIndustryCallback(CBID_INDUSTRY_CARGO_SUFFIX, 0, (cst << 8) | cargo, const_cast<Industry *>(ind), ind_type, (cst != CST_FUND) ? ind->location.tile : INVALID_TILE);
00068     if (GB(callback, 0, 8) != 0xFF) {
00069       PrepareTextRefStackUsage(6);
00070       GetString(suffix, GetGRFStringID(indspec->grf_prop.grffile->grfid, 0xD000 + callback), suffix_last);
00071       StopTextRefStackUsage();
00072     }
00073   }
00074 }
00075 
00086 template <typename TC, typename TS>
00087 static inline void GetAllCargoSuffixes(uint cb_offset, CargoSuffixType cst, const Industry *ind, IndustryType ind_type, const IndustrySpec *indspec, const TC &cargos, TS &suffixes)
00088 {
00089   assert_compile(lengthof(cargos) <= lengthof(suffixes));
00090   for (uint j = 0; j < lengthof(cargos); j++) {
00091     if (cargos[j] != CT_INVALID) {
00092       GetCargoSuffix(cb_offset + j, cst, ind, ind_type, indspec, suffixes[j], lastof(suffixes[j]));
00093     } else {
00094       suffixes[j][0] = '\0';
00095     }
00096   }
00097 }
00098 
00100 enum DynamicPlaceIndustriesWidgets {
00101   DPIW_MATRIX_WIDGET,
00102   DPIW_SCROLLBAR,
00103   DPIW_INFOPANEL,
00104   DPIW_FUND_WIDGET,
00105 };
00106 
00107 static const NWidgetPart _nested_build_industry_widgets[] = {
00108   NWidget(NWID_HORIZONTAL),
00109     NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
00110     NWidget(WWT_CAPTION, COLOUR_DARK_GREEN), SetDataTip(STR_FUND_INDUSTRY_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00111     NWidget(WWT_SHADEBOX, COLOUR_DARK_GREEN),
00112     NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
00113   EndContainer(),
00114   NWidget(NWID_HORIZONTAL),
00115     NWidget(WWT_MATRIX, COLOUR_DARK_GREEN, DPIW_MATRIX_WIDGET), SetDataTip(0x801, STR_FUND_INDUSTRY_SELECTION_TOOLTIP), SetFill(1, 0), SetResize(1, 1),
00116     NWidget(WWT_SCROLLBAR, COLOUR_DARK_GREEN, DPIW_SCROLLBAR),
00117   EndContainer(),
00118   NWidget(WWT_PANEL, COLOUR_DARK_GREEN, DPIW_INFOPANEL), SetResize(1, 0),
00119   EndContainer(),
00120   NWidget(NWID_HORIZONTAL),
00121     NWidget(WWT_TEXTBTN, COLOUR_DARK_GREEN, DPIW_FUND_WIDGET), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_JUST_STRING, STR_NULL),
00122     NWidget(WWT_RESIZEBOX, COLOUR_DARK_GREEN),
00123   EndContainer(),
00124 };
00125 
00127 static const WindowDesc _build_industry_desc(
00128   WDP_AUTO, 170, 212,
00129   WC_BUILD_INDUSTRY, WC_NONE,
00130   WDF_CONSTRUCTION,
00131   _nested_build_industry_widgets, lengthof(_nested_build_industry_widgets)
00132 );
00133 
00135 class BuildIndustryWindow : public Window {
00136   int selected_index;                         
00137   IndustryType selected_type;                 
00138   uint16 callback_timer;                      
00139   bool timer_enabled;                         
00140   uint16 count;                               
00141   IndustryType index[NUM_INDUSTRYTYPES + 1];  
00142   bool enabled[NUM_INDUSTRYTYPES + 1];        
00143 
00145   static const int MATRIX_TEXT_OFFSET = 17;
00146 
00147   void SetupArrays()
00148   {
00149     this->count = 0;
00150 
00151     for (uint i = 0; i < lengthof(this->index); i++) {
00152       this->index[i]   = INVALID_INDUSTRYTYPE;
00153       this->enabled[i] = false;
00154     }
00155 
00156     if (_game_mode == GM_EDITOR) { // give room for the Many Random "button"
00157       this->index[this->count] = INVALID_INDUSTRYTYPE;
00158       this->enabled[this->count] = true;
00159       this->count++;
00160       this->timer_enabled = false;
00161     }
00162     /* Fill the arrays with industries.
00163      * The tests performed after the enabled allow to load the industries
00164      * In the same way they are inserted by grf (if any)
00165      */
00166     for (IndustryType ind = 0; ind < NUM_INDUSTRYTYPES; ind++) {
00167       const IndustrySpec *indsp = GetIndustrySpec(ind);
00168       if (indsp->enabled) {
00169         /* Rule is that editor mode loads all industries.
00170          * In game mode, all non raw industries are loaded too
00171          * and raw ones are loaded only when setting allows it */
00172         if (_game_mode != GM_EDITOR && indsp->IsRawIndustry() && _settings_game.construction.raw_industry_construction == 0) {
00173           /* Unselect if the industry is no longer in the list */
00174           if (this->selected_type == ind) this->selected_index = -1;
00175           continue;
00176         }
00177         this->index[this->count] = ind;
00178         this->enabled[this->count] = (_game_mode == GM_EDITOR) || CheckIfCallBackAllowsAvailability(ind, IACT_USERCREATION);
00179         /* Keep the selection to the correct line */
00180         if (this->selected_type == ind) this->selected_index = this->count;
00181         this->count++;
00182       }
00183     }
00184 
00185     /* first indutry type is selected if the current selection is invalid.
00186      * I'll be damned if there are none available ;) */
00187     if (this->selected_index == -1) {
00188       this->selected_index = 0;
00189       this->selected_type = this->index[0];
00190     }
00191 
00192     this->vscroll.SetCount(this->count);
00193   }
00194 
00195 public:
00196   BuildIndustryWindow() : Window()
00197   {
00198     this->timer_enabled = _loaded_newgrf_features.has_newindustries;
00199 
00200     this->selected_index = -1;
00201     this->selected_type = INVALID_INDUSTRYTYPE;
00202 
00203     /* Initialize arrays */
00204     this->SetupArrays();
00205 
00206     this->callback_timer = DAY_TICKS;
00207 
00208     this->InitNested(&_build_industry_desc, 0);
00209   }
00210 
00211   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00212   {
00213     switch (widget) {
00214       case DPIW_MATRIX_WIDGET: {
00215         Dimension d = GetStringBoundingBox(STR_FUND_INDUSTRY_MANY_RANDOM_INDUSTRIES);
00216         for (byte i = 0; i < this->count; i++) {
00217           if (this->index[i] == INVALID_INDUSTRYTYPE) continue;
00218           d = maxdim(d, GetStringBoundingBox(GetIndustrySpec(this->index[i])->name));
00219         }
00220         resize->height = FONT_HEIGHT_NORMAL + WD_MATRIX_TOP + WD_MATRIX_BOTTOM;
00221         d.width += MATRIX_TEXT_OFFSET + padding.width;
00222         d.height = 5 * resize->height;
00223         *size = maxdim(*size, d);
00224         break;
00225       }
00226 
00227       case DPIW_INFOPANEL: {
00228         /* Extra line for cost outside of editor + extra lines for 'extra' information for NewGRFs. */
00229         int height = 2 + (_game_mode == GM_EDITOR ? 0 : 1) + (_loaded_newgrf_features.has_newindustries ? 4 : 0);
00230         Dimension d = {0, 0};
00231         for (byte i = 0; i < this->count; i++) {
00232           if (this->index[i] == INVALID_INDUSTRYTYPE) continue;
00233 
00234           const IndustrySpec *indsp = GetIndustrySpec(this->index[i]);
00235 
00236           char cargo_suffix[3][512];
00237           GetAllCargoSuffixes(0, CST_FUND, NULL, this->index[i], indsp, indsp->accepts_cargo, cargo_suffix);
00238           StringID str = STR_INDUSTRY_VIEW_REQUIRES_CARGO;
00239           byte p = 0;
00240           SetDParam(0, STR_JUST_NOTHING);
00241           SetDParamStr(1, "");
00242           for (byte j = 0; j < lengthof(indsp->accepts_cargo); j++) {
00243             if (indsp->accepts_cargo[j] == CT_INVALID) continue;
00244             if (p > 0) str++;
00245             SetDParam(p++, CargoSpec::Get(indsp->accepts_cargo[j])->name);
00246             SetDParamStr(p++, cargo_suffix[j]);
00247           }
00248           d = maxdim(d, GetStringBoundingBox(str));
00249 
00250           /* Draw the produced cargos, if any. Otherwhise, will print "Nothing" */
00251           GetAllCargoSuffixes(3, CST_FUND, NULL, this->index[i], indsp, indsp->produced_cargo, cargo_suffix);
00252           str = STR_INDUSTRY_VIEW_PRODUCES_CARGO;
00253           p = 0;
00254           SetDParam(0, STR_JUST_NOTHING);
00255           SetDParamStr(1, "");
00256           for (byte j = 0; j < lengthof(indsp->produced_cargo); j++) {
00257             if (indsp->produced_cargo[j] == CT_INVALID) continue;
00258             if (p > 0) str++;
00259             SetDParam(p++, CargoSpec::Get(indsp->produced_cargo[j])->name);
00260             SetDParamStr(p++, cargo_suffix[j]);
00261           }
00262           d = maxdim(d, GetStringBoundingBox(str));
00263         }
00264 
00265         /* Set it to something more sane :) */
00266         size->height = height * FONT_HEIGHT_NORMAL + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
00267         size->width  = d.width + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
00268       } break;
00269 
00270       case DPIW_FUND_WIDGET: {
00271         Dimension d = GetStringBoundingBox(STR_FUND_INDUSTRY_BUILD_NEW_INDUSTRY);
00272         d = maxdim(d, GetStringBoundingBox(STR_FUND_INDUSTRY_PROSPECT_NEW_INDUSTRY));
00273         d = maxdim(d, GetStringBoundingBox(STR_FUND_INDUSTRY_FUND_NEW_INDUSTRY));
00274         d.width += padding.width;
00275         d.height += padding.height;
00276         *size = maxdim(*size, d);
00277         break;
00278       }
00279     }
00280   }
00281 
00282   virtual void SetStringParameters(int widget) const
00283   {
00284     switch (widget) {
00285       case DPIW_FUND_WIDGET:
00286         /* Raw industries might be prospected. Show this fact by changing the string
00287          * In Editor, you just build, while ingame, or you fund or you prospect */
00288         if (_game_mode == GM_EDITOR) {
00289           /* We've chosen many random industries but no industries have been specified */
00290           SetDParam(0, STR_FUND_INDUSTRY_BUILD_NEW_INDUSTRY);
00291         } else {
00292           const IndustrySpec *indsp = GetIndustrySpec(this->index[this->selected_index]);
00293           SetDParam(0, (_settings_game.construction.raw_industry_construction == 2 && indsp->IsRawIndustry()) ? STR_FUND_INDUSTRY_PROSPECT_NEW_INDUSTRY : STR_FUND_INDUSTRY_FUND_NEW_INDUSTRY);
00294         }
00295         break;
00296     }
00297   }
00298 
00299   virtual void DrawWidget(const Rect &r, int widget) const
00300   {
00301     switch (widget) {
00302       case DPIW_MATRIX_WIDGET:
00303         for (byte i = 0; i < this->vscroll.GetCapacity() && i + this->vscroll.GetPosition() < this->count; i++) {
00304           int x = r.left + WD_MATRIX_LEFT;
00305           int y = r.top + WD_MATRIX_TOP + i * this->resize.step_height;
00306           bool selected = this->selected_index == i + this->vscroll.GetPosition();
00307 
00308           if (this->index[i + this->vscroll.GetPosition()] == INVALID_INDUSTRYTYPE) {
00309             DrawString(x + MATRIX_TEXT_OFFSET, r.right - WD_MATRIX_RIGHT, y, STR_FUND_INDUSTRY_MANY_RANDOM_INDUSTRIES, selected ? TC_WHITE : TC_ORANGE);
00310             continue;
00311           }
00312           const IndustrySpec *indsp = GetIndustrySpec(this->index[i + this->vscroll.GetPosition()]);
00313 
00314           /* Draw the name of the industry in white is selected, otherwise, in orange */
00315           DrawString(x + MATRIX_TEXT_OFFSET, r.right - WD_MATRIX_RIGHT, y, indsp->name, selected ? TC_WHITE : TC_ORANGE);
00316           GfxFillRect(x,     y + 1,  x + 10, y + 7, selected ? 15 : 0);
00317           GfxFillRect(x + 1, y + 2,  x +  9, y + 6, indsp->map_colour);
00318         }
00319         break;
00320 
00321       case DPIW_INFOPANEL: {
00322         int y      = r.top    + WD_FRAMERECT_TOP;
00323         int bottom = r.bottom - WD_FRAMERECT_BOTTOM;
00324         int left   = r.left   + WD_FRAMERECT_LEFT;
00325         int right  = r.right  - WD_FRAMERECT_RIGHT;
00326 
00327         if (this->selected_type == INVALID_INDUSTRYTYPE) {
00328           DrawStringMultiLine(left, right, y,  bottom, STR_FUND_INDUSTRY_MANY_RANDOM_INDUSTRIES_TOOLTIP);
00329           break;
00330         }
00331 
00332         const IndustrySpec *indsp = GetIndustrySpec(this->selected_type);
00333 
00334         if (_game_mode != GM_EDITOR) {
00335           SetDParam(0, indsp->GetConstructionCost());
00336           DrawString(left, right, y, STR_FUND_INDUSTRY_INDUSTRY_BUILD_COST);
00337           y += FONT_HEIGHT_NORMAL;
00338         }
00339 
00340         /* Draw the accepted cargos, if any. Otherwhise, will print "Nothing" */
00341         char cargo_suffix[3][512];
00342         GetAllCargoSuffixes(0, CST_FUND, NULL, this->selected_type, indsp, indsp->accepts_cargo, cargo_suffix);
00343         StringID str = STR_INDUSTRY_VIEW_REQUIRES_CARGO;
00344         byte p = 0;
00345         SetDParam(0, STR_JUST_NOTHING);
00346         SetDParamStr(1, "");
00347         for (byte j = 0; j < lengthof(indsp->accepts_cargo); j++) {
00348           if (indsp->accepts_cargo[j] == CT_INVALID) continue;
00349           if (p > 0) str++;
00350           SetDParam(p++, CargoSpec::Get(indsp->accepts_cargo[j])->name);
00351           SetDParamStr(p++, cargo_suffix[j]);
00352         }
00353         DrawString(left, right, y, str);
00354         y += FONT_HEIGHT_NORMAL;
00355 
00356         /* Draw the produced cargos, if any. Otherwhise, will print "Nothing" */
00357         GetAllCargoSuffixes(3, CST_FUND, NULL, this->selected_type, indsp, indsp->produced_cargo, cargo_suffix);
00358         str = STR_INDUSTRY_VIEW_PRODUCES_CARGO;
00359         p = 0;
00360         SetDParam(0, STR_JUST_NOTHING);
00361         SetDParamStr(1, "");
00362         for (byte j = 0; j < lengthof(indsp->produced_cargo); j++) {
00363           if (indsp->produced_cargo[j] == CT_INVALID) continue;
00364           if (p > 0) str++;
00365           SetDParam(p++, CargoSpec::Get(indsp->produced_cargo[j])->name);
00366           SetDParamStr(p++, cargo_suffix[j]);
00367         }
00368         DrawString(left, right, y, str);
00369         y += FONT_HEIGHT_NORMAL;
00370 
00371         /* Get the additional purchase info text, if it has not already been queried. */
00372         str = STR_NULL;
00373         if (HasBit(indsp->callback_mask, CBM_IND_FUND_MORE_TEXT)) {
00374           uint16 callback_res = GetIndustryCallback(CBID_INDUSTRY_FUND_MORE_TEXT, 0, 0, NULL, this->selected_type, INVALID_TILE);
00375           if (callback_res != CALLBACK_FAILED) {  // Did it fail?
00376             str = GetGRFStringID(indsp->grf_prop.grffile->grfid, 0xD000 + callback_res);  // No. here's the new string
00377           }
00378         }
00379 
00380         /* Draw the Additional purchase text, provided by newgrf callback, if any.
00381          * Otherwhise, will print Nothing */
00382         if (str != STR_NULL && str != STR_UNDEFINED) {
00383           SetDParam(0, str);
00384           DrawStringMultiLine(left, right, y, bottom, STR_JUST_STRING);
00385         }
00386       } break;
00387     }
00388   }
00389 
00390   virtual void OnPaint()
00391   {
00392     this->DrawWidgets();
00393   }
00394 
00395   virtual void OnClick(Point pt, int widget, int click_count)
00396   {
00397     switch (widget) {
00398       case DPIW_MATRIX_WIDGET: {
00399         const IndustrySpec *indsp;
00400         int y = (pt.y - this->GetWidget<NWidgetBase>(DPIW_MATRIX_WIDGET)->pos_y) / this->resize.step_height + this->vscroll.GetPosition();
00401 
00402         if (y >= 0 && y < count) { // Is it within the boundaries of available data?
00403           this->selected_index = y;
00404           this->selected_type = this->index[y];
00405           indsp = (this->selected_type == INVALID_INDUSTRYTYPE) ? NULL : GetIndustrySpec(this->selected_type);
00406 
00407           this->SetDirty();
00408 
00409           if ((_game_mode != GM_EDITOR && _settings_game.construction.raw_industry_construction == 2 && indsp != NULL && indsp->IsRawIndustry()) ||
00410               this->selected_type == INVALID_INDUSTRYTYPE) {
00411             /* Reset the button state if going to prospecting or "build many industries" */
00412             this->RaiseButtons();
00413             ResetObjectToPlace();
00414           }
00415 
00416           this->SetWidgetDisabledState(DPIW_FUND_WIDGET, !this->enabled[this->selected_index]);
00417           if (this->enabled[this->selected_index] && click_count > 1) this->OnClick(pt, DPIW_FUND_WIDGET, 1);
00418         }
00419       } break;
00420 
00421       case DPIW_FUND_WIDGET: {
00422         if (this->selected_type == INVALID_INDUSTRYTYPE) {
00423           this->HandleButtonClick(DPIW_FUND_WIDGET);
00424 
00425           if (Town::GetNumItems() == 0) {
00426             ShowErrorMessage(STR_ERROR_CAN_T_GENERATE_INDUSTRIES, STR_ERROR_MUST_FOUND_TOWN_FIRST, 0, 0);
00427           } else {
00428             extern void GenerateIndustries();
00429             _generating_world = true;
00430             GenerateIndustries();
00431             _generating_world = false;
00432           }
00433         } else if (_game_mode != GM_EDITOR && _settings_game.construction.raw_industry_construction == 2 && GetIndustrySpec(this->selected_type)->IsRawIndustry()) {
00434           DoCommandP(0, this->selected_type, InteractiveRandom(), CMD_BUILD_INDUSTRY | CMD_MSG(STR_ERROR_CAN_T_CONSTRUCT_THIS_INDUSTRY));
00435           this->HandleButtonClick(DPIW_FUND_WIDGET);
00436         } else {
00437           HandlePlacePushButton(this, DPIW_FUND_WIDGET, SPR_CURSOR_INDUSTRY, HT_RECT, NULL);
00438         }
00439       } break;
00440     }
00441   }
00442 
00443   virtual void OnResize()
00444   {
00445     /* Adjust the number of items in the matrix depending of the resize */
00446     this->vscroll.SetCapacityFromWidget(this, DPIW_MATRIX_WIDGET);
00447     this->GetWidget<NWidgetCore>(DPIW_MATRIX_WIDGET)->widget_data = (this->vscroll.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
00448   }
00449 
00450   virtual void OnPlaceObject(Point pt, TileIndex tile)
00451   {
00452     bool success = true;
00453     /* We do not need to protect ourselves against "Random Many Industries" in this mode */
00454     const IndustrySpec *indsp = GetIndustrySpec(this->selected_type);
00455     uint32 seed = InteractiveRandom();
00456 
00457     if (_game_mode == GM_EDITOR) {
00458       /* Show error if no town exists at all */
00459       if (Town::GetNumItems() == 0) {
00460         SetDParam(0, indsp->name);
00461         ShowErrorMessage(STR_ERROR_CAN_T_BUILD_HERE, STR_ERROR_MUST_FOUND_TOWN_FIRST, pt.x, pt.y);
00462         return;
00463       }
00464 
00465       _current_company = OWNER_NONE;
00466       _generating_world = true;
00467       _ignore_restrictions = true;
00468       success = DoCommandP(tile, (InteractiveRandomRange(indsp->num_table) << 8) | this->selected_type, seed, CMD_BUILD_INDUSTRY | CMD_MSG(STR_ERROR_CAN_T_CONSTRUCT_THIS_INDUSTRY));
00469       if (!success) {
00470         SetDParam(0, indsp->name);
00471         ShowErrorMessage(STR_ERROR_CAN_T_BUILD_HERE, _error_message, pt.x, pt.y);
00472       }
00473 
00474       _ignore_restrictions = false;
00475       _generating_world = false;
00476     } else {
00477       success = DoCommandP(tile, (InteractiveRandomRange(indsp->num_table) << 8) | this->selected_type, seed, CMD_BUILD_INDUSTRY | CMD_MSG(STR_ERROR_CAN_T_CONSTRUCT_THIS_INDUSTRY));
00478     }
00479 
00480     /* If an industry has been built, just reset the cursor and the system */
00481     if (success && !_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
00482   }
00483 
00484   virtual void OnTick()
00485   {
00486     if (_pause_mode != PM_UNPAUSED) return;
00487     if (!this->timer_enabled) return;
00488     if (--this->callback_timer == 0) {
00489       /* We have just passed another day.
00490        * See if we need to update availability of currently selected industry */
00491       this->callback_timer = DAY_TICKS; // restart counter
00492 
00493       const IndustrySpec *indsp = GetIndustrySpec(this->selected_type);
00494 
00495       if (indsp->enabled) {
00496         bool call_back_result = CheckIfCallBackAllowsAvailability(this->selected_type, IACT_USERCREATION);
00497 
00498         /* Only if result does match the previous state would it require a redraw. */
00499         if (call_back_result != this->enabled[this->selected_index]) {
00500           this->enabled[this->selected_index] = call_back_result;
00501           this->SetWidgetDisabledState(DPIW_FUND_WIDGET, !this->enabled[this->selected_index]);
00502           this->SetDirty();
00503         }
00504       }
00505     }
00506   }
00507 
00508   virtual void OnTimeout()
00509   {
00510     this->RaiseButtons();
00511   }
00512 
00513   virtual void OnPlaceObjectAbort()
00514   {
00515     this->RaiseButtons();
00516   }
00517 
00518   virtual void OnInvalidateData(int data = 0)
00519   {
00520     this->SetupArrays();
00521 
00522     const IndustrySpec *indsp = (this->selected_type == INVALID_INDUSTRYTYPE) ? NULL : GetIndustrySpec(this->selected_type);
00523     if (indsp == NULL) this->enabled[this->selected_index] = _settings_game.difficulty.number_industries != 0;
00524     this->SetWidgetDisabledState(DPIW_FUND_WIDGET, !this->enabled[this->selected_index]);
00525   }
00526 };
00527 
00528 void ShowBuildIndustryWindow()
00529 {
00530   if (_game_mode != GM_EDITOR && !Company::IsValidID(_local_company)) return;
00531   if (BringWindowToFrontById(WC_BUILD_INDUSTRY, 0)) return;
00532   new BuildIndustryWindow();
00533 }
00534 
00535 static void UpdateIndustryProduction(Industry *i);
00536 
00537 static inline bool IsProductionMinimum(const Industry *i, int pt)
00538 {
00539   return i->production_rate[pt] == 0;
00540 }
00541 
00542 static inline bool IsProductionMaximum(const Industry *i, int pt)
00543 {
00544   return i->production_rate[pt] >= 255;
00545 }
00546 
00547 static inline bool IsProductionAlterable(const Industry *i)
00548 {
00549   return ((_game_mode == GM_EDITOR || _cheats.setup_prod.value) &&
00550       (i->accepts_cargo[0] == CT_INVALID || i->accepts_cargo[0] == CT_VALUABLES));
00551 }
00552 
00554 enum IndustryViewWidgets {
00555   IVW_CAPTION,
00556   IVW_VIEWPORT,
00557   IVW_INFO,
00558   IVW_GOTO,
00559 };
00560 
00561 class IndustryViewWindow : public Window
00562 {
00563   byte editbox_line;        
00564   byte clicked_line;        
00565   byte clicked_button;      
00566   byte production_offset_y; 
00567   int info_height;          
00568 
00569 public:
00570   IndustryViewWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
00571   {
00572     this->flags4 |= WF_DISABLE_VP_SCROLL;
00573     this->editbox_line = 0;
00574     this->clicked_line = 0;
00575     this->clicked_button = 0;
00576     this->info_height = WD_FRAMERECT_TOP + 2 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM + 1; // Info panel has at least two lines text.
00577 
00578     this->InitNested(desc, window_number);
00579     NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(IVW_VIEWPORT);
00580     nvp->InitializeViewport(this, Industry::Get(window_number)->location.tile + TileDiffXY(1, 1), ZOOM_LVL_INDUSTRY);
00581   }
00582 
00583   virtual void OnPaint()
00584   {
00585     this->DrawWidgets();
00586 
00587     if (this->IsShaded()) return; // Don't draw anything when the window is shaded.
00588 
00589     NWidgetBase *nwi = this->GetWidget<NWidgetBase>(IVW_INFO);
00590     uint expected = this->DrawInfo(nwi->pos_x, nwi->pos_x + nwi->current_x - 1, nwi->pos_y) - nwi->pos_y;
00591     if (expected > nwi->current_y - 1) {
00592       this->info_height = expected + 1;
00593       this->ReInit();
00594       return;
00595     }
00596   }
00597 
00604   int DrawInfo(uint left, uint right, uint top)
00605   {
00606     Industry *i = Industry::Get(this->window_number);
00607     const IndustrySpec *ind = GetIndustrySpec(i->type);
00608     int y = top + WD_FRAMERECT_TOP;
00609     bool first = true;
00610     bool has_accept = false;
00611     char cargo_suffix[3][512];
00612 
00613     if (HasBit(ind->callback_mask, CBM_IND_PRODUCTION_CARGO_ARRIVAL) || HasBit(ind->callback_mask, CBM_IND_PRODUCTION_256_TICKS)) {
00614       GetAllCargoSuffixes(0, CST_VIEW, i, i->type, ind, i->accepts_cargo, cargo_suffix);
00615       for (byte j = 0; j < lengthof(i->accepts_cargo); j++) {
00616         if (i->accepts_cargo[j] == CT_INVALID) continue;
00617         has_accept = true;
00618         if (first) {
00619           DrawString(left + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_WAITING_FOR_PROCESSING);
00620           y += FONT_HEIGHT_NORMAL;
00621           first = false;
00622         }
00623         SetDParam(0, i->accepts_cargo[j]);
00624         SetDParam(1, i->incoming_cargo_waiting[j]);
00625         SetDParamStr(2, cargo_suffix[j]);
00626         DrawString(left + WD_FRAMETEXT_LEFT, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_WAITING_STOCKPILE_CARGO);
00627         y += FONT_HEIGHT_NORMAL;
00628       }
00629     } else {
00630       GetAllCargoSuffixes(0, CST_VIEW, i, i->type, ind, i->accepts_cargo, cargo_suffix);
00631       StringID str = STR_INDUSTRY_VIEW_REQUIRES_CARGO;
00632       byte p = 0;
00633       for (byte j = 0; j < lengthof(i->accepts_cargo); j++) {
00634         if (i->accepts_cargo[j] == CT_INVALID) continue;
00635         has_accept = true;
00636         if (p > 0) str++;
00637         SetDParam(p++, CargoSpec::Get(i->accepts_cargo[j])->name);
00638         SetDParamStr(p++, cargo_suffix[j]);
00639       }
00640       if (has_accept) {
00641         DrawString(left + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, y, str);
00642         y += FONT_HEIGHT_NORMAL;
00643       }
00644     }
00645 
00646     GetAllCargoSuffixes(3, CST_VIEW, i, i->type, ind, i->produced_cargo, cargo_suffix);
00647     first = true;
00648     for (byte j = 0; j < lengthof(i->produced_cargo); j++) {
00649       if (i->produced_cargo[j] == CT_INVALID) continue;
00650       if (first) {
00651         if (has_accept) y += WD_PAR_VSEP_WIDE;
00652         DrawString(left + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_PRODUCTION_LAST_MONTH_TITLE);
00653         y += FONT_HEIGHT_NORMAL;
00654         this->production_offset_y = y;
00655         first = false;
00656       }
00657 
00658       SetDParam(0, i->produced_cargo[j]);
00659       SetDParam(1, i->last_month_production[j]);
00660       SetDParamStr(2, cargo_suffix[j]);
00661       SetDParam(3, ToPercent8(i->last_month_pct_transported[j]));
00662       uint x = left + WD_FRAMETEXT_LEFT + (IsProductionAlterable(i) ? 30 : 0);
00663       DrawString(x, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_TRANSPORTED);
00664       /* Let's put out those buttons.. */
00665       if (IsProductionAlterable(i)) {
00666         DrawArrowButtons(left + WD_FRAMETEXT_LEFT, y, COLOUR_YELLOW, (this->clicked_line == j + 1) ? this->clicked_button : 0,
00667             !IsProductionMinimum(i, j), !IsProductionMaximum(i, j));
00668       }
00669       y += FONT_HEIGHT_NORMAL;
00670     }
00671 
00672     /* Get the extra message for the GUI */
00673     if (HasBit(ind->callback_mask, CBM_IND_WINDOW_MORE_TEXT)) {
00674       uint16 callback_res = GetIndustryCallback(CBID_INDUSTRY_WINDOW_MORE_TEXT, 0, 0, i, i->type, i->location.tile);
00675       if (callback_res != CALLBACK_FAILED) {
00676         StringID message = GetGRFStringID(ind->grf_prop.grffile->grfid, 0xD000 + callback_res);
00677         if (message != STR_NULL && message != STR_UNDEFINED) {
00678           y += WD_PAR_VSEP_WIDE;
00679 
00680           PrepareTextRefStackUsage(6);
00681           /* Use all the available space left from where we stand up to the
00682            * end of the window. We ALSO enlarge the window if needed, so we
00683            * can 'go' wild with the bottom of the window. */
00684           y = DrawStringMultiLine(left + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, y, UINT16_MAX, message);
00685           StopTextRefStackUsage();
00686         }
00687       }
00688     }
00689     return y + WD_FRAMERECT_BOTTOM;
00690   }
00691 
00692   virtual void SetStringParameters(int widget) const
00693   {
00694     if (widget== IVW_CAPTION) SetDParam(0, this->window_number);
00695   }
00696 
00697   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00698   {
00699     if (widget == IVW_INFO) size->height = this->info_height;
00700   }
00701 
00702   virtual void OnClick(Point pt, int widget, int click_count)
00703   {
00704     Industry *i;
00705 
00706     switch (widget) {
00707       case IVW_INFO: {
00708         i = Industry::Get(this->window_number);
00709 
00710         /* We should work if needed.. */
00711         if (!IsProductionAlterable(i)) return;
00712         uint x = pt.x;
00713         int line = (pt.y - this->production_offset_y) / FONT_HEIGHT_NORMAL;
00714         if (pt.y >= this->production_offset_y && IsInsideMM(line, 0, 2) && i->produced_cargo[line] != CT_INVALID) {
00715           NWidgetBase *nwi = this->GetWidget<NWidgetBase>(widget);
00716           uint left = nwi->pos_x + WD_FRAMETEXT_LEFT;
00717           uint right = nwi->pos_x + nwi->current_x - 1 - WD_FRAMERECT_RIGHT;
00718           if (IsInsideMM(x, left, left + 20) ) {
00719             /* Clicked buttons, decrease or increase production */
00720             if (x < left + 10) {
00721               if (IsProductionMinimum(i, line)) return;
00722               i->production_rate[line] = max(i->production_rate[line] / 2, 0);
00723             } else {
00724               /* a zero production industry is unlikely to give anything but zero, so push it a little bit */
00725               int new_prod = i->production_rate[line] == 0 ? 1 : i->production_rate[line] * 2;
00726               if (IsProductionMaximum(i, line)) return;
00727               i->production_rate[line] = minu(new_prod, 255);
00728             }
00729 
00730             UpdateIndustryProduction(i);
00731             this->SetDirty();
00732             this->flags4 |= WF_TIMEOUT_BEGIN;
00733             this->clicked_line = line + 1;
00734             this->clicked_button = (x < left + 10 ? 1 : 2);
00735           } else if (IsInsideMM(x, left + 30, right)) {
00736             /* clicked the text */
00737             this->editbox_line = line;
00738             SetDParam(0, i->production_rate[line] * 8);
00739             ShowQueryString(STR_JUST_INT, STR_CONFIG_GAME_PRODUCTION, 10, 100, this, CS_ALPHANUMERAL, QSF_NONE);
00740           }
00741         }
00742       } break;
00743 
00744       case IVW_GOTO:
00745         i = Industry::Get(this->window_number);
00746         if (_ctrl_pressed) {
00747           ShowExtraViewPortWindow(i->location.tile + TileDiffXY(1, 1));
00748         } else {
00749           ScrollMainWindowToTile(i->location.tile + TileDiffXY(1, 1));
00750         }
00751         break;
00752     }
00753   }
00754 
00755   virtual void OnTimeout()
00756   {
00757     this->clicked_line = 0;
00758     this->clicked_button = 0;
00759     this->SetDirty();
00760   }
00761 
00762   virtual void OnResize()
00763   {
00764     if (this->viewport != NULL) {
00765       NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(IVW_VIEWPORT);
00766       nvp->UpdateViewportCoordinates(this);
00767     }
00768   }
00769 
00770   virtual void OnQueryTextFinished(char *str)
00771   {
00772     if (StrEmpty(str)) return;
00773 
00774     Industry *i = Industry::Get(this->window_number);
00775     int line = this->editbox_line;
00776 
00777     i->production_rate[line] = ClampU(atoi(str) / 8, 0, 255);
00778     UpdateIndustryProduction(i);
00779     this->SetDirty();
00780   }
00781 };
00782 
00783 static void UpdateIndustryProduction(Industry *i)
00784 {
00785   for (byte j = 0; j < lengthof(i->produced_cargo); j++) {
00786     if (i->produced_cargo[j] != CT_INVALID) {
00787       i->last_month_production[j] = 8 * i->production_rate[j];
00788     }
00789   }
00790 }
00791 
00793 static const NWidgetPart _nested_industry_view_widgets[] = {
00794   NWidget(NWID_HORIZONTAL),
00795     NWidget(WWT_CLOSEBOX, COLOUR_CREAM),
00796     NWidget(WWT_CAPTION, COLOUR_CREAM, IVW_CAPTION), SetDataTip(STR_INDUSTRY_VIEW_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00797     NWidget(WWT_SHADEBOX, COLOUR_CREAM),
00798     NWidget(WWT_STICKYBOX, COLOUR_CREAM),
00799   EndContainer(),
00800   NWidget(WWT_PANEL, COLOUR_CREAM),
00801     NWidget(WWT_INSET, COLOUR_CREAM), SetPadding(2, 2, 2, 2),
00802       NWidget(NWID_VIEWPORT, INVALID_COLOUR, IVW_VIEWPORT), SetMinimalSize(254, 86), SetFill(1, 0), SetPadding(1, 1, 1, 1), SetResize(1, 1),
00803     EndContainer(),
00804   EndContainer(),
00805   NWidget(WWT_PANEL, COLOUR_CREAM, IVW_INFO), SetMinimalSize(260, 2), SetResize(1, 0),
00806   EndContainer(),
00807   NWidget(NWID_HORIZONTAL),
00808     NWidget(WWT_PUSHTXTBTN, COLOUR_CREAM, IVW_GOTO), SetMinimalSize(130, 12), SetDataTip(STR_BUTTON_LOCATION, STR_INDUSTRY_VIEW_LOCATION_TOOLTIP),
00809     NWidget(WWT_PANEL, COLOUR_CREAM), SetResize(1, 0), EndContainer(),
00810     NWidget(WWT_RESIZEBOX, COLOUR_CREAM),
00811   EndContainer(),
00812 };
00813 
00815 static const WindowDesc _industry_view_desc(
00816   WDP_AUTO, 260, 120,
00817   WC_INDUSTRY_VIEW, WC_NONE,
00818   WDF_UNCLICK_BUTTONS,
00819   _nested_industry_view_widgets, lengthof(_nested_industry_view_widgets)
00820 );
00821 
00822 void ShowIndustryViewWindow(int industry)
00823 {
00824   AllocateWindowDescFront<IndustryViewWindow>(&_industry_view_desc, industry);
00825 }
00826 
00828 enum IndustryDirectoryWidgets {
00829   IDW_DROPDOWN_ORDER,
00830   IDW_DROPDOWN_CRITERIA,
00831   IDW_INDUSTRY_LIST,
00832   IDW_SCROLLBAR,
00833 };
00834 
00836 static const NWidgetPart _nested_industry_directory_widgets[] = {
00837   NWidget(NWID_HORIZONTAL),
00838     NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
00839     NWidget(WWT_CAPTION, COLOUR_BROWN), SetDataTip(STR_INDUSTRY_DIRECTORY_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00840     NWidget(WWT_SHADEBOX, COLOUR_BROWN),
00841     NWidget(WWT_STICKYBOX, COLOUR_BROWN),
00842   EndContainer(),
00843   NWidget(NWID_HORIZONTAL),
00844     NWidget(NWID_VERTICAL),
00845       NWidget(NWID_HORIZONTAL),
00846         NWidget(WWT_TEXTBTN, COLOUR_BROWN, IDW_DROPDOWN_ORDER), SetDataTip(STR_BUTTON_SORT_BY, STR_TOOLTIP_SORT_ORDER),
00847         NWidget(WWT_DROPDOWN, COLOUR_BROWN, IDW_DROPDOWN_CRITERIA), SetDataTip(STR_JUST_STRING, STR_TOOLTIP_SORT_CRITERIA),
00848         NWidget(WWT_PANEL, COLOUR_BROWN), SetResize(1, 0), EndContainer(),
00849       EndContainer(),
00850       NWidget(WWT_PANEL, COLOUR_BROWN, IDW_INDUSTRY_LIST), SetDataTip(0x0, STR_INDUSTRY_DIRECTORY_LIST_CAPTION), SetResize(1, 1), EndContainer(),
00851     EndContainer(),
00852     NWidget(NWID_VERTICAL),
00853       NWidget(WWT_SCROLLBAR, COLOUR_BROWN, IDW_SCROLLBAR),
00854       NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
00855     EndContainer(),
00856   EndContainer(),
00857 };
00858 
00859 typedef GUIList<const Industry*> GUIIndustryList;
00860 
00861 
00865 class IndustryDirectoryWindow : public Window {
00866 protected:
00867   /* Runtime saved values */
00868   static Listing last_sorting;
00869   static const Industry *last_industry;
00870 
00871   /* Constants for sorting stations */
00872   static const StringID sorter_names[];
00873   static GUIIndustryList::SortFunction * const sorter_funcs[];
00874 
00875   GUIIndustryList industries;
00876 
00878   void BuildSortIndustriesList()
00879   {
00880     if (this->industries.NeedRebuild()) {
00881       this->industries.Clear();
00882 
00883       const Industry *i;
00884       FOR_ALL_INDUSTRIES(i) {
00885         *this->industries.Append() = i;
00886       }
00887 
00888       this->industries.Compact();
00889       this->industries.RebuildDone();
00890       this->vscroll.SetCount(this->industries.Length()); // Update scrollbar as well.
00891     }
00892 
00893     if (!this->industries.Sort()) return;
00894     IndustryDirectoryWindow::last_industry = NULL; // Reset name sorter sort cache
00895     this->SetWidgetDirty(IDW_INDUSTRY_LIST); // Set the modified widget dirty
00896   }
00897 
00905   static inline int GetCargoTransportedPercentsIfValid(const Industry *i, uint id)
00906   {
00907     assert(id < lengthof(i->produced_cargo));
00908 
00909     if (i->produced_cargo[id] == CT_INVALID) return 101;
00910     return ToPercent8(i->last_month_pct_transported[id]);
00911   }
00912 
00920   static int GetCargoTransportedSortValue(const Industry *i)
00921   {
00922     int p1 = GetCargoTransportedPercentsIfValid(i, 0);
00923     int p2 = GetCargoTransportedPercentsIfValid(i, 1);
00924 
00925     if (p1 > p2) Swap(p1, p2); // lower value has higher priority
00926 
00927     return (p1 << 8) + p2;
00928   }
00929 
00931   static int CDECL IndustryNameSorter(const Industry * const *a, const Industry * const *b)
00932   {
00933     static char buf_cache[96];
00934     static char buf[96];
00935 
00936     SetDParam(0, (*a)->town->index);
00937     GetString(buf, STR_TOWN_NAME, lastof(buf));
00938 
00939     if (*b != last_industry) {
00940       last_industry = *b;
00941       SetDParam(0, (*b)->town->index);
00942       GetString(buf_cache, STR_TOWN_NAME, lastof(buf_cache));
00943     }
00944 
00945     return strcmp(buf, buf_cache);
00946   }
00947 
00949   static int CDECL IndustryTypeSorter(const Industry * const *a, const Industry * const *b)
00950   {
00951     int r = (*a)->type - (*b)->type;
00952     return (r == 0) ? IndustryNameSorter(a, b) : r;
00953   }
00954 
00956   static int CDECL IndustryProductionSorter(const Industry * const *a, const Industry * const *b)
00957   {
00958     int r = 0;
00959 
00960     if ((*a)->produced_cargo[0] == CT_INVALID) {
00961       if ((*b)->produced_cargo[0] != CT_INVALID) return -1;
00962     } else {
00963       if ((*b)->produced_cargo[0] == CT_INVALID) return 1;
00964 
00965       r = ((*a)->last_month_production[0] + (*a)->last_month_production[1]) -
00966           ((*b)->last_month_production[0] + (*b)->last_month_production[1]);
00967     }
00968 
00969     return (r == 0) ? IndustryNameSorter(a, b) : r;
00970   }
00971 
00973   static int CDECL IndustryTransportedCargoSorter(const Industry * const *a, const Industry * const *b)
00974   {
00975     int r = GetCargoTransportedSortValue(*a) - GetCargoTransportedSortValue(*b);
00976     return (r == 0) ? IndustryNameSorter(a, b) : r;
00977   }
00978 
00984   StringID GetIndustryString(const Industry *i) const
00985   {
00986     const IndustrySpec *indsp = GetIndustrySpec(i->type);
00987     byte p = 0;
00988 
00989     /* Industry name */
00990     SetDParam(p++, i->index);
00991 
00992     static char cargo_suffix[lengthof(i->produced_cargo)][512];
00993     GetAllCargoSuffixes(3, CST_DIR, i, i->type, indsp, i->produced_cargo, cargo_suffix);
00994 
00995     /* Industry productions */
00996     for (byte j = 0; j < lengthof(i->produced_cargo); j++) {
00997       if (i->produced_cargo[j] == CT_INVALID) continue;
00998       SetDParam(p++, i->produced_cargo[j]);
00999       SetDParam(p++, i->last_month_production[j]);
01000       SetDParamStr(p++, cargo_suffix[j]);
01001     }
01002 
01003     /* Transported productions */
01004     for (byte j = 0; j < lengthof(i->produced_cargo); j++) {
01005       if (i->produced_cargo[j] == CT_INVALID) continue;
01006       SetDParam(p++, ToPercent8(i->last_month_pct_transported[j]));
01007     }
01008 
01009     /* Drawing the right string */
01010     switch (p) {
01011       case 1:  return STR_INDUSTRY_DIRECTORY_ITEM_NOPROD;
01012       case 5:  return STR_INDUSTRY_DIRECTORY_ITEM;
01013       default: return STR_INDUSTRY_DIRECTORY_ITEM_TWO;
01014     }
01015   }
01016 
01017 public:
01018   IndustryDirectoryWindow(const WindowDesc *desc, WindowNumber number) : Window()
01019   {
01020     this->industries.SetListing(this->last_sorting);
01021     this->industries.SetSortFuncs(IndustryDirectoryWindow::sorter_funcs);
01022     this->industries.ForceRebuild();
01023     this->BuildSortIndustriesList();
01024 
01025     this->InitNested(desc, 0);
01026   }
01027 
01028   ~IndustryDirectoryWindow()
01029   {
01030     this->last_sorting = this->industries.GetListing();
01031   }
01032 
01033   virtual void SetStringParameters(int widget) const
01034   {
01035     if (widget == IDW_DROPDOWN_CRITERIA) SetDParam(0, IndustryDirectoryWindow::sorter_names[this->industries.SortType()]);
01036   }
01037 
01038   virtual void OnPaint()
01039   {
01040     this->DrawWidgets();
01041   }
01042 
01043   virtual void DrawWidget(const Rect &r, int widget) const
01044   {
01045     switch (widget) {
01046       case IDW_DROPDOWN_ORDER:
01047         this->DrawSortButtonState(widget, this->industries.IsDescSortOrder() ? SBS_DOWN : SBS_UP);
01048         break;
01049 
01050       case IDW_INDUSTRY_LIST: {
01051         int n = 0;
01052         int y = r.top + WD_FRAMERECT_TOP;
01053         if (this->industries.Length() == 0) {
01054           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_DIRECTORY_NONE);
01055           break;
01056         }
01057         for (uint i = this->vscroll.GetPosition(); i < this->industries.Length(); i++) {
01058           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, this->GetIndustryString(this->industries[i]));
01059 
01060           y += this->resize.step_height;
01061           if (++n == this->vscroll.GetCapacity()) break; // max number of industries in 1 window
01062         }
01063       } break;
01064     }
01065   }
01066 
01067   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01068   {
01069     switch (widget) {
01070       case IDW_DROPDOWN_ORDER: {
01071         Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
01072         d.width += padding.width + WD_SORTBUTTON_ARROW_WIDTH * 2; // Doubled since the word is centered, also looks nice.
01073         d.height += padding.height;
01074         *size = maxdim(*size, d);
01075         break;
01076       }
01077 
01078       case IDW_DROPDOWN_CRITERIA: {
01079         Dimension d = {0, 0};
01080         for (uint i = 0; IndustryDirectoryWindow::sorter_names[i] != INVALID_STRING_ID; i++) {
01081           d = maxdim(d, GetStringBoundingBox(IndustryDirectoryWindow::sorter_names[i]));
01082         }
01083         d.width += padding.width;
01084         d.height += padding.height;
01085         *size = maxdim(*size, d);
01086         break;
01087       }
01088 
01089       case IDW_INDUSTRY_LIST: {
01090         Dimension d = GetStringBoundingBox(STR_INDUSTRY_DIRECTORY_NONE);
01091         for (uint i = 0; i < this->industries.Length(); i++) {
01092           d = maxdim(d, GetStringBoundingBox(this->GetIndustryString(this->industries[i])));
01093         }
01094         resize->height = d.height;
01095         d.width += padding.width + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
01096         d.height += padding.height + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
01097         *size = maxdim(*size, d);
01098         break;
01099       }
01100     }
01101   }
01102 
01103 
01104   virtual void OnClick(Point pt, int widget, int click_count)
01105   {
01106     switch (widget) {
01107       case IDW_DROPDOWN_ORDER:
01108         this->industries.ToggleSortOrder();
01109         this->SetDirty();
01110         break;
01111 
01112       case IDW_DROPDOWN_CRITERIA:
01113         ShowDropDownMenu(this, IndustryDirectoryWindow::sorter_names, this->industries.SortType(), IDW_DROPDOWN_CRITERIA, 0, 0);
01114         break;
01115 
01116       case IDW_INDUSTRY_LIST: {
01117         int y = (pt.y - this->GetWidget<NWidgetBase>(widget)->pos_y - WD_FRAMERECT_TOP) / this->resize.step_height;
01118         uint16 p;
01119 
01120         if (!IsInsideMM(y, 0, this->vscroll.GetCapacity())) return;
01121         p = y + this->vscroll.GetPosition();
01122         if (p < this->industries.Length()) {
01123           if (_ctrl_pressed) {
01124             ShowExtraViewPortWindow(this->industries[p]->location.tile);
01125           } else {
01126             ScrollMainWindowToTile(this->industries[p]->location.tile);
01127           }
01128         }
01129       } break;
01130     }
01131   }
01132 
01133   virtual void OnDropdownSelect(int widget, int index)
01134   {
01135     if (this->industries.SortType() != index) {
01136       this->industries.SetSortType(index);
01137       this->BuildSortIndustriesList();
01138     }
01139   }
01140 
01141   virtual void OnResize()
01142   {
01143     this->vscroll.SetCapacityFromWidget(this, IDW_INDUSTRY_LIST);
01144   }
01145 
01146   virtual void OnHundredthTick()
01147   {
01148     this->industries.ForceResort();
01149     this->BuildSortIndustriesList();
01150   }
01151 
01152   virtual void OnInvalidateData(int data)
01153   {
01154     if (data == 0) {
01155       this->industries.ForceRebuild();
01156     } else {
01157       this->industries.ForceResort();
01158     }
01159     this->BuildSortIndustriesList();
01160   }
01161 };
01162 
01163 Listing IndustryDirectoryWindow::last_sorting = {false, 0};
01164 const Industry *IndustryDirectoryWindow::last_industry = NULL;
01165 
01166 /* Availible station sorting functions */
01167 GUIIndustryList::SortFunction * const IndustryDirectoryWindow::sorter_funcs[] = {
01168   &IndustryNameSorter,
01169   &IndustryTypeSorter,
01170   &IndustryProductionSorter,
01171   &IndustryTransportedCargoSorter
01172 };
01173 
01174 /* Names of the sorting functions */
01175 const StringID IndustryDirectoryWindow::sorter_names[] = {
01176   STR_SORT_BY_NAME,
01177   STR_SORT_BY_TYPE,
01178   STR_SORT_BY_PRODUCTION,
01179   STR_SORT_BY_TRANSPORTED,
01180   INVALID_STRING_ID
01181 };
01182 
01183 
01185 static const WindowDesc _industry_directory_desc(
01186   WDP_AUTO, 428, 190,
01187   WC_INDUSTRY_DIRECTORY, WC_NONE,
01188   WDF_UNCLICK_BUTTONS,
01189   _nested_industry_directory_widgets, lengthof(_nested_industry_directory_widgets)
01190 );
01191 
01192 void ShowIndustryDirectory()
01193 {
01194   AllocateWindowDescFront<IndustryDirectoryWindow>(&_industry_directory_desc, 0);
01195 }

Generated on Wed Mar 3 23:32:21 2010 for OpenTTD by  doxygen 1.6.1