# industry_gui.cpp

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    00001 /* $Id$ */
    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 "error.h"
    00014 #include "gui.h"
    00015 #include "settings_gui.h"
    00016 #include "sound_func.h"
    00017 #include "window_func.h"
    00018 #include "textbuf_gui.h"
    00019 #include "command_func.h"
    00020 #include "viewport_func.h"
    00021 #include "industry.h"
    00022 #include "town.h"
    00023 #include "cheat_type.h"
    00024 #include "newgrf_industries.h"
    00025 #include "newgrf_text.h"
    00026 #include "newgrf_debug.h"
    00027 #include "strings_func.h"
    00028 #include "company_func.h"
    00029 #include "tilehighlight_func.h"
    00030 #include "string_func.h"
    00031 #include "sortlist_type.h"
    00032 #include "widgets/dropdown_func.h"
    00033 #include "company_base.h"
    00034 #include "core/geometry_func.hpp"
    00035 #include "core/random_func.hpp"
    00036 #include "core/backup_type.hpp"
    00037 #include "genworld.h"
    00038 #include "smallmap_gui.h"
    00039 #include "widgets/dropdown_type.h"
    00040 #include "widgets/industry_widget.h"
    00041
    00042 #include "table/strings.h"
    00043
    00044 bool _ignore_restrictions;
    00045 uint64 _displayed_industries;
    00046
    00047 assert_compile(NUM_INDUSTRYTYPES <= 64); // Make sure all industry types fit in _displayed_industries.
    00048
    00050 enum CargoSuffixType {
    00051   CST_FUND,
    00052   CST_VIEW,
    00053   CST_DIR,
    00054 };
    00055
    00056 static void ShowIndustryCargoesWindow(IndustryType id);
    00057
    00073 static void GetCargoSuffix(uint cargo, CargoSuffixType cst, const Industry *ind, IndustryType ind_type, const IndustrySpec *indspec, char *suffix, const char *suffix_last)
    00074 {
    00075   suffix[0] = '\0';
    00076   if (HasBit(indspec->callback_mask, CBM_IND_CARGO_SUFFIX)) {
    00077     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);
    00078     if (callback == CALLBACK_FAILED || callback == 0x400) return;
    00079     if (callback > 0x400) {
    00080       ErrorUnknownCallbackResult(indspec->grf_prop.grffile->grfid, CBID_INDUSTRY_CARGO_SUFFIX, callback);
    00081     } else if (indspec->grf_prop.grffile->grf_version >= 8 || GB(callback, 0, 8) != 0xFF) {
    00082       StartTextRefStackUsage(6);
    00083       GetString(suffix, GetGRFStringID(indspec->grf_prop.grffile->grfid, 0xD000 + callback), suffix_last);
    00084       StopTextRefStackUsage();
    00085     }
    00086   }
    00087 }
    00088
    00099 template <typename TC, typename TS>
    00100 static inline void GetAllCargoSuffixes(uint cb_offset, CargoSuffixType cst, const Industry *ind, IndustryType ind_type, const IndustrySpec *indspec, const TC &cargoes, TS &suffixes)
    00101 {
    00102   assert_compile(lengthof(cargoes) <= lengthof(suffixes));
    00103   for (uint j = 0; j < lengthof(cargoes); j++) {
    00104     if (cargoes[j] != CT_INVALID) {
    00105       GetCargoSuffix(cb_offset + j, cst, ind, ind_type, indspec, suffixes[j], lastof(suffixes[j]));
    00106     } else {
    00107       suffixes[j][0] = '\0';
    00108     }
    00109   }
    00110 }
    00111
    00112 IndustryType _sorted_industry_types[NUM_INDUSTRYTYPES];
    00113
    00115 static int CDECL IndustryTypeNameSorter(const IndustryType *a, const IndustryType *b)
    00116 {
    00117   static char industry_name[2][64];
    00118
    00119   const IndustrySpec *indsp1 = GetIndustrySpec(*a);
    00120   SetDParam(0, indsp1->name);
    00121   GetString(industry_name[0], STR_JUST_STRING, lastof(industry_name[0]));
    00122
    00123   const IndustrySpec *indsp2 = GetIndustrySpec(*b);
    00124   SetDParam(0, indsp2->name);
    00125   GetString(industry_name[1], STR_JUST_STRING, lastof(industry_name[1]));
    00126
    00127   int r = strnatcmp(industry_name[0], industry_name[1]); // Sort by name (natural sorting).
    00128
    00129   /* If the names are equal, sort by industry type. */
    00130   return (r != 0) ? r : (*a - *b);
    00131 }
    00132
    00136 void SortIndustryTypes()
    00137 {
    00138   /* Add each industry type to the list. */
    00139   for (IndustryType i = 0; i < NUM_INDUSTRYTYPES; i++) {
    00140     _sorted_industry_types[i] = i;
    00141   }
    00142
    00143   /* Sort industry types by name. */
    00144   QSortT(_sorted_industry_types, NUM_INDUSTRYTYPES, &IndustryTypeNameSorter);
    00145 }
    00146
    00154 void CcBuildIndustry(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
    00155 {
    00156   if (result.Succeeded()) return;
    00157
    00158   uint8 indtype = GB(p1, 0, 8);
    00159   if (indtype < NUM_INDUSTRYTYPES) {
    00160     const IndustrySpec *indsp = GetIndustrySpec(indtype);
    00161     if (indsp->enabled) {
    00162       SetDParam(0, indsp->name);
    00163       ShowErrorMessage(STR_ERROR_CAN_T_BUILD_HERE, result.GetErrorMessage(), WL_INFO, TileX(tile) * TILE_SIZE, TileY(tile) * TILE_SIZE);
    00164     }
    00165   }
    00166 }
    00167
    00168 static const NWidgetPart _nested_build_industry_widgets[] = {
    00169   NWidget(NWID_HORIZONTAL),
    00170     NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
    00171     NWidget(WWT_CAPTION, COLOUR_DARK_GREEN), SetDataTip(STR_FUND_INDUSTRY_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00172     NWidget(WWT_SHADEBOX, COLOUR_DARK_GREEN),
    00173     NWidget(WWT_DEFSIZEBOX, COLOUR_DARK_GREEN),
    00174     NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
    00175   EndContainer(),
    00176   NWidget(NWID_HORIZONTAL),
    00177     NWidget(WWT_MATRIX, COLOUR_DARK_GREEN, WID_DPI_MATRIX_WIDGET), SetDataTip(0x801, STR_FUND_INDUSTRY_SELECTION_TOOLTIP), SetFill(1, 0), SetResize(1, 1), SetScrollbar(WID_DPI_SCROLLBAR),
    00178     NWidget(NWID_VSCROLLBAR, COLOUR_DARK_GREEN, WID_DPI_SCROLLBAR),
    00179   EndContainer(),
    00180   NWidget(WWT_PANEL, COLOUR_DARK_GREEN, WID_DPI_INFOPANEL), SetResize(1, 0),
    00181   EndContainer(),
    00182   NWidget(NWID_HORIZONTAL),
    00183     NWidget(WWT_TEXTBTN, COLOUR_DARK_GREEN, WID_DPI_DISPLAY_WIDGET), SetFill(1, 0), SetResize(1, 0),
    00184         SetDataTip(STR_INDUSTRY_DISPLAY_CHAIN, STR_INDUSTRY_DISPLAY_CHAIN_TOOLTIP),
    00185     NWidget(WWT_TEXTBTN, COLOUR_DARK_GREEN, WID_DPI_FUND_WIDGET), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_JUST_STRING, STR_NULL),
    00186     NWidget(WWT_RESIZEBOX, COLOUR_DARK_GREEN),
    00187   EndContainer(),
    00188 };
    00189
    00191 static WindowDesc _build_industry_desc(
    00192   WDP_AUTO, "build_industry", 170, 212,
    00193   WC_BUILD_INDUSTRY, WC_NONE,
    00194   WDF_CONSTRUCTION,
    00195   _nested_build_industry_widgets, lengthof(_nested_build_industry_widgets)
    00196 );
    00197
    00199 class BuildIndustryWindow : public Window {
    00200   int selected_index;
    00201   IndustryType selected_type;
    00202   uint16 callback_timer;
    00203   bool timer_enabled;
    00204   uint16 count;
    00205   IndustryType index[NUM_INDUSTRYTYPES + 1];
    00206   bool enabled[NUM_INDUSTRYTYPES + 1];
    00207   Scrollbar *vscroll;
    00208
    00210   static const int MATRIX_TEXT_OFFSET = 17;
    00211
    00212   void SetupArrays()
    00213   {
    00214     this->count = 0;
    00215
    00216     for (uint i = 0; i < lengthof(this->index); i++) {
    00217       this->index[i]   = INVALID_INDUSTRYTYPE;
    00218       this->enabled[i] = false;
    00219     }
    00220
    00221     if (_game_mode == GM_EDITOR) { // give room for the Many Random "button"
    00222       this->index[this->count] = INVALID_INDUSTRYTYPE;
    00223       this->enabled[this->count] = true;
    00224       this->count++;
    00225       this->timer_enabled = false;
    00226     }
    00227     /* Fill the arrays with industries.
    00228      * The tests performed after the enabled allow to load the industries
    00229      * In the same way they are inserted by grf (if any)
    00230      */
    00231     for (uint8 i = 0; i < NUM_INDUSTRYTYPES; i++) {
    00232       IndustryType ind = _sorted_industry_types[i];
    00233       const IndustrySpec *indsp = GetIndustrySpec(ind);
    00234       if (indsp->enabled) {
    00235         /* Rule is that editor mode loads all industries.
    00236          * In game mode, all non raw industries are loaded too
    00237          * and raw ones are loaded only when setting allows it */
    00238         if (_game_mode != GM_EDITOR && indsp->IsRawIndustry() && _settings_game.construction.raw_industry_construction == 0) {
    00239           /* Unselect if the industry is no longer in the list */
    00240           if (this->selected_type == ind) this->selected_index = -1;
    00241           continue;
    00242         }
    00243         this->index[this->count] = ind;
    00244         this->enabled[this->count] = (_game_mode == GM_EDITOR) || GetIndustryProbabilityCallback(ind, IACT_USERCREATION, 1) > 0;
    00245         /* Keep the selection to the correct line */
    00246         if (this->selected_type == ind) this->selected_index = this->count;
    00247         this->count++;
    00248       }
    00249     }
    00250
    00251     /* first industry type is selected if the current selection is invalid.
    00252      * I'll be damned if there are none available ;) */
    00253     if (this->selected_index == -1) {
    00254       this->selected_index = 0;
    00255       this->selected_type = this->index[0];
    00256     }
    00257
    00258     this->vscroll->SetCount(this->count);
    00259   }
    00260
    00262   void SetButtons()
    00263   {
    00264     this->SetWidgetDisabledState(WID_DPI_FUND_WIDGET, this->selected_type != INVALID_INDUSTRYTYPE && !this->enabled[this->selected_index]);
    00265     this->SetWidgetDisabledState(WID_DPI_DISPLAY_WIDGET, this->selected_type == INVALID_INDUSTRYTYPE && this->enabled[this->selected_index]);
    00266   }
    00267
    00268 public:
    00269   BuildIndustryWindow() : Window(&_build_industry_desc)
    00270   {
    00271     this->timer_enabled = _loaded_newgrf_features.has_newindustries;
    00272
    00273     this->selected_index = -1;
    00274     this->selected_type = INVALID_INDUSTRYTYPE;
    00275
    00276     this->callback_timer = DAY_TICKS;
    00277
    00278     this->CreateNestedTree();
    00279     this->vscroll = this->GetScrollbar(WID_DPI_SCROLLBAR);
    00280     this->FinishInitNested(0);
    00281
    00282     this->SetButtons();
    00283   }
    00284
    00285   virtual void OnInit()
    00286   {
    00287     this->SetupArrays();
    00288   }
    00289
    00290   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00291   {
    00292     switch (widget) {
    00293       case WID_DPI_MATRIX_WIDGET: {
    00294         Dimension d = GetStringBoundingBox(STR_FUND_INDUSTRY_MANY_RANDOM_INDUSTRIES);
    00295         for (byte i = 0; i < this->count; i++) {
    00296           if (this->index[i] == INVALID_INDUSTRYTYPE) continue;
    00297           d = maxdim(d, GetStringBoundingBox(GetIndustrySpec(this->index[i])->name));
    00298         }
    00299         resize->height = FONT_HEIGHT_NORMAL + WD_MATRIX_TOP + WD_MATRIX_BOTTOM;
    00300         d.width += MATRIX_TEXT_OFFSET + padding.width;
    00301         d.height = 5 * resize->height;
    00302         *size = maxdim(*size, d);
    00303         break;
    00304       }
    00305
    00306       case WID_DPI_INFOPANEL: {
    00307         /* Extra line for cost outside of editor + extra lines for 'extra' information for NewGRFs. */
    00308         int height = 2 + (_game_mode == GM_EDITOR ? 0 : 1) + (_loaded_newgrf_features.has_newindustries ? 4 : 0);
    00309         Dimension d = {0, 0};
    00310         for (byte i = 0; i < this->count; i++) {
    00311           if (this->index[i] == INVALID_INDUSTRYTYPE) continue;
    00312
    00313           const IndustrySpec *indsp = GetIndustrySpec(this->index[i]);
    00314
    00315           char cargo_suffix[3][512];
    00316           GetAllCargoSuffixes(0, CST_FUND, NULL, this->index[i], indsp, indsp->accepts_cargo, cargo_suffix);
    00317           StringID str = STR_INDUSTRY_VIEW_REQUIRES_CARGO;
    00318           byte p = 0;
    00319           SetDParam(0, STR_JUST_NOTHING);
    00320           SetDParamStr(1, "");
    00321           for (byte j = 0; j < lengthof(indsp->accepts_cargo); j++) {
    00322             if (indsp->accepts_cargo[j] == CT_INVALID) continue;
    00323             if (p > 0) str++;
    00324             SetDParam(p++, CargoSpec::Get(indsp->accepts_cargo[j])->name);
    00325             SetDParamStr(p++, cargo_suffix[j]);
    00326           }
    00327           d = maxdim(d, GetStringBoundingBox(str));
    00328
    00329           /* Draw the produced cargoes, if any. Otherwise, will print "Nothing". */
    00330           GetAllCargoSuffixes(3, CST_FUND, NULL, this->index[i], indsp, indsp->produced_cargo, cargo_suffix);
    00331           str = STR_INDUSTRY_VIEW_PRODUCES_CARGO;
    00332           p = 0;
    00333           SetDParam(0, STR_JUST_NOTHING);
    00334           SetDParamStr(1, "");
    00335           for (byte j = 0; j < lengthof(indsp->produced_cargo); j++) {
    00336             if (indsp->produced_cargo[j] == CT_INVALID) continue;
    00337             if (p > 0) str++;
    00338             SetDParam(p++, CargoSpec::Get(indsp->produced_cargo[j])->name);
    00339             SetDParamStr(p++, cargo_suffix[j]);
    00340           }
    00341           d = maxdim(d, GetStringBoundingBox(str));
    00342         }
    00343
    00344         /* Set it to something more sane :) */
    00345         size->height = height * FONT_HEIGHT_NORMAL + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
    00346         size->width  = d.width + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
    00347         break;
    00348       }
    00349
    00350       case WID_DPI_FUND_WIDGET: {
    00351         Dimension d = GetStringBoundingBox(STR_FUND_INDUSTRY_BUILD_NEW_INDUSTRY);
    00352         d = maxdim(d, GetStringBoundingBox(STR_FUND_INDUSTRY_PROSPECT_NEW_INDUSTRY));
    00353         d = maxdim(d, GetStringBoundingBox(STR_FUND_INDUSTRY_FUND_NEW_INDUSTRY));
    00354         d.width += padding.width;
    00355         d.height += padding.height;
    00356         *size = maxdim(*size, d);
    00357         break;
    00358       }
    00359     }
    00360   }
    00361
    00362   virtual void SetStringParameters(int widget) const
    00363   {
    00364     switch (widget) {
    00365       case WID_DPI_FUND_WIDGET:
    00366         /* Raw industries might be prospected. Show this fact by changing the string
    00367          * In Editor, you just build, while ingame, or you fund or you prospect */
    00368         if (_game_mode == GM_EDITOR) {
    00369           /* We've chosen many random industries but no industries have been specified */
    00370           SetDParam(0, STR_FUND_INDUSTRY_BUILD_NEW_INDUSTRY);
    00371         } else {
    00372           const IndustrySpec *indsp = GetIndustrySpec(this->index[this->selected_index]);
    00373           SetDParam(0, (_settings_game.construction.raw_industry_construction == 2 && indsp->IsRawIndustry()) ? STR_FUND_INDUSTRY_PROSPECT_NEW_INDUSTRY : STR_FUND_INDUSTRY_FUND_NEW_INDUSTRY);
    00374         }
    00375         break;
    00376     }
    00377   }
    00378
    00379   virtual void DrawWidget(const Rect &r, int widget) const
    00380   {
    00381     switch (widget) {
    00382       case WID_DPI_MATRIX_WIDGET:
    00383         for (byte i = 0; i < this->vscroll->GetCapacity() && i + this->vscroll->GetPosition() < this->count; i++) {
    00384           int x = r.left + WD_MATRIX_LEFT;
    00385           int y = r.top + WD_MATRIX_TOP + i * this->resize.step_height;
    00386           bool selected = this->selected_index == i + this->vscroll->GetPosition();
    00387
    00388           if (this->index[i + this->vscroll->GetPosition()] == INVALID_INDUSTRYTYPE) {
    00389             DrawString(x + MATRIX_TEXT_OFFSET, r.right - WD_MATRIX_RIGHT, y, STR_FUND_INDUSTRY_MANY_RANDOM_INDUSTRIES, selected ? TC_WHITE : TC_ORANGE);
    00390             continue;
    00391           }
    00392           const IndustrySpec *indsp = GetIndustrySpec(this->index[i + this->vscroll->GetPosition()]);
    00393
    00394           /* Draw the name of the industry in white is selected, otherwise, in orange */
    00395           DrawString(x + MATRIX_TEXT_OFFSET, r.right - WD_MATRIX_RIGHT, y, indsp->name, selected ? TC_WHITE : TC_ORANGE);
    00396           GfxFillRect(x,     y + 1,  x + 10, y + 7, selected ? PC_WHITE : PC_BLACK);
    00397           GfxFillRect(x + 1, y + 2,  x +  9, y + 6, indsp->map_colour);
    00398         }
    00399         break;
    00400
    00401       case WID_DPI_INFOPANEL: {
    00402         int y      = r.top    + WD_FRAMERECT_TOP;
    00403         int bottom = r.bottom - WD_FRAMERECT_BOTTOM;
    00404         int left   = r.left   + WD_FRAMERECT_LEFT;
    00405         int right  = r.right  - WD_FRAMERECT_RIGHT;
    00406
    00407         if (this->selected_type == INVALID_INDUSTRYTYPE) {
    00408           DrawStringMultiLine(left, right, y,  bottom, STR_FUND_INDUSTRY_MANY_RANDOM_INDUSTRIES_TOOLTIP);
    00409           break;
    00410         }
    00411
    00412         const IndustrySpec *indsp = GetIndustrySpec(this->selected_type);
    00413
    00414         if (_game_mode != GM_EDITOR) {
    00415           SetDParam(0, indsp->GetConstructionCost());
    00416           DrawString(left, right, y, STR_FUND_INDUSTRY_INDUSTRY_BUILD_COST);
    00417           y += FONT_HEIGHT_NORMAL;
    00418         }
    00419
    00420         /* Draw the accepted cargoes, if any. Otherwise, will print "Nothing". */
    00421         char cargo_suffix[3][512];
    00422         GetAllCargoSuffixes(0, CST_FUND, NULL, this->selected_type, indsp, indsp->accepts_cargo, cargo_suffix);
    00423         StringID str = STR_INDUSTRY_VIEW_REQUIRES_CARGO;
    00424         byte p = 0;
    00425         SetDParam(0, STR_JUST_NOTHING);
    00426         SetDParamStr(1, "");
    00427         for (byte j = 0; j < lengthof(indsp->accepts_cargo); j++) {
    00428           if (indsp->accepts_cargo[j] == CT_INVALID) continue;
    00429           if (p > 0) str++;
    00430           SetDParam(p++, CargoSpec::Get(indsp->accepts_cargo[j])->name);
    00431           SetDParamStr(p++, cargo_suffix[j]);
    00432         }
    00433         DrawString(left, right, y, str);
    00434         y += FONT_HEIGHT_NORMAL;
    00435
    00436         /* Draw the produced cargoes, if any. Otherwise, will print "Nothing". */
    00437         GetAllCargoSuffixes(3, CST_FUND, NULL, this->selected_type, indsp, indsp->produced_cargo, cargo_suffix);
    00438         str = STR_INDUSTRY_VIEW_PRODUCES_CARGO;
    00439         p = 0;
    00440         SetDParam(0, STR_JUST_NOTHING);
    00441         SetDParamStr(1, "");
    00442         for (byte j = 0; j < lengthof(indsp->produced_cargo); j++) {
    00443           if (indsp->produced_cargo[j] == CT_INVALID) continue;
    00444           if (p > 0) str++;
    00445           SetDParam(p++, CargoSpec::Get(indsp->produced_cargo[j])->name);
    00446           SetDParamStr(p++, cargo_suffix[j]);
    00447         }
    00448         DrawString(left, right, y, str);
    00449         y += FONT_HEIGHT_NORMAL;
    00450
    00451         /* Get the additional purchase info text, if it has not already been queried. */
    00452         str = STR_NULL;
    00453         if (HasBit(indsp->callback_mask, CBM_IND_FUND_MORE_TEXT)) {
    00454           uint16 callback_res = GetIndustryCallback(CBID_INDUSTRY_FUND_MORE_TEXT, 0, 0, NULL, this->selected_type, INVALID_TILE);
    00455           if (callback_res != CALLBACK_FAILED && callback_res != 0x400) {
    00456             if (callback_res > 0x400) {
    00457               ErrorUnknownCallbackResult(indsp->grf_prop.grffile->grfid, CBID_INDUSTRY_FUND_MORE_TEXT, callback_res);
    00458             } else {
    00459               str = GetGRFStringID(indsp->grf_prop.grffile->grfid, 0xD000 + callback_res);  // No. here's the new string
    00460               if (str != STR_UNDEFINED) {
    00461                 StartTextRefStackUsage(6);
    00462                 DrawStringMultiLine(left, right, y, bottom, str, TC_YELLOW);
    00463                 StopTextRefStackUsage();
    00464               }
    00465             }
    00466           }
    00467         }
    00468         break;
    00469       }
    00470     }
    00471   }
    00472
    00473   virtual void OnClick(Point pt, int widget, int click_count)
    00474   {
    00475     switch (widget) {
    00476       case WID_DPI_MATRIX_WIDGET: {
    00477         int y = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_DPI_MATRIX_WIDGET);
    00478         if (y < this->count) { // Is it within the boundaries of available data?
    00479           this->selected_index = y;
    00480           this->selected_type = this->index[y];
    00481           const IndustrySpec *indsp = (this->selected_type == INVALID_INDUSTRYTYPE) ? NULL : GetIndustrySpec(this->selected_type);
    00482
    00483           this->SetDirty();
    00484
    00485           if (_thd.GetCallbackWnd() == this &&
    00486               ((_game_mode != GM_EDITOR && _settings_game.construction.raw_industry_construction == 2 && indsp != NULL && indsp->IsRawIndustry()) ||
    00487               this->selected_type == INVALID_INDUSTRYTYPE ||
    00488               !this->enabled[this->selected_index])) {
    00489             /* Reset the button state if going to prospecting or "build many industries" */
    00490             this->RaiseButtons();
    00491             ResetObjectToPlace();
    00492           }
    00493
    00494           this->SetButtons();
    00495           if (this->enabled[this->selected_index] && click_count > 1) this->OnClick(pt, WID_DPI_FUND_WIDGET, 1);
    00496         }
    00497         break;
    00498       }
    00499
    00500       case WID_DPI_DISPLAY_WIDGET:
    00501         if (this->selected_type != INVALID_INDUSTRYTYPE) ShowIndustryCargoesWindow(this->selected_type);
    00502         break;
    00503
    00504       case WID_DPI_FUND_WIDGET: {
    00505         if (this->selected_type == INVALID_INDUSTRYTYPE) {
    00506           this->HandleButtonClick(WID_DPI_FUND_WIDGET);
    00507
    00508           if (Town::GetNumItems() == 0) {
    00509             ShowErrorMessage(STR_ERROR_CAN_T_GENERATE_INDUSTRIES, STR_ERROR_MUST_FOUND_TOWN_FIRST, WL_INFO);
    00510           } else {
    00511             extern void GenerateIndustries();
    00512             _generating_world = true;
    00513             GenerateIndustries();
    00514             _generating_world = false;
    00515           }
    00516         } else if (_game_mode != GM_EDITOR && _settings_game.construction.raw_industry_construction == 2 && GetIndustrySpec(this->selected_type)->IsRawIndustry()) {
    00517           DoCommandP(0, this->selected_type, InteractiveRandom(), CMD_BUILD_INDUSTRY | CMD_MSG(STR_ERROR_CAN_T_CONSTRUCT_THIS_INDUSTRY));
    00518           this->HandleButtonClick(WID_DPI_FUND_WIDGET);
    00519         } else {
    00520           HandlePlacePushButton(this, WID_DPI_FUND_WIDGET, SPR_CURSOR_INDUSTRY, HT_RECT);
    00521         }
    00522         break;
    00523       }
    00524     }
    00525   }
    00526
    00527   virtual void OnResize()
    00528   {
    00529     /* Adjust the number of items in the matrix depending of the resize */
    00530     this->vscroll->SetCapacityFromWidget(this, WID_DPI_MATRIX_WIDGET);
    00531     this->GetWidget<NWidgetCore>(WID_DPI_MATRIX_WIDGET)->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
    00532   }
    00533
    00534   virtual void OnPlaceObject(Point pt, TileIndex tile)
    00535   {
    00536     bool success = true;
    00537     /* We do not need to protect ourselves against "Random Many Industries" in this mode */
    00538     const IndustrySpec *indsp = GetIndustrySpec(this->selected_type);
    00539     uint32 seed = InteractiveRandom();
    00540
    00541     if (_game_mode == GM_EDITOR) {
    00542       /* Show error if no town exists at all */
    00543       if (Town::GetNumItems() == 0) {
    00544         SetDParam(0, indsp->name);
    00545         ShowErrorMessage(STR_ERROR_CAN_T_BUILD_HERE, STR_ERROR_MUST_FOUND_TOWN_FIRST, WL_INFO, pt.x, pt.y);
    00546         return;
    00547       }
    00548
    00549       Backup<CompanyByte> cur_company(_current_company, OWNER_NONE, FILE_LINE);
    00550       _generating_world = true;
    00551       _ignore_restrictions = true;
    00552
    00553       DoCommandP(tile, (InteractiveRandomRange(indsp->num_table) << 8) | this->selected_type, seed,
    00554           CMD_BUILD_INDUSTRY | CMD_MSG(STR_ERROR_CAN_T_CONSTRUCT_THIS_INDUSTRY), &CcBuildIndustry);
    00555
    00556       cur_company.Restore();
    00557       _ignore_restrictions = false;
    00558       _generating_world = false;
    00559     } else {
    00560       success = DoCommandP(tile, (InteractiveRandomRange(indsp->num_table) << 8) | this->selected_type, seed, CMD_BUILD_INDUSTRY | CMD_MSG(STR_ERROR_CAN_T_CONSTRUCT_THIS_INDUSTRY));
    00561     }
    00562
    00563     /* If an industry has been built, just reset the cursor and the system */
    00564     if (success && !_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
    00565   }
    00566
    00567   virtual void OnTick()
    00568   {
    00569     if (_pause_mode != PM_UNPAUSED) return;
    00570     if (!this->timer_enabled) return;
    00571     if (--this->callback_timer == 0) {
    00572       /* We have just passed another day.
    00573        * See if we need to update availability of currently selected industry */
    00574       this->callback_timer = DAY_TICKS; // restart counter
    00575
    00576       const IndustrySpec *indsp = GetIndustrySpec(this->selected_type);
    00577
    00578       if (indsp->enabled) {
    00579         bool call_back_result = GetIndustryProbabilityCallback(this->selected_type, IACT_USERCREATION, 1) > 0;
    00580
    00581         /* Only if result does match the previous state would it require a redraw. */
    00582         if (call_back_result != this->enabled[this->selected_index]) {
    00583           this->enabled[this->selected_index] = call_back_result;
    00584           this->SetButtons();
    00585           this->SetDirty();
    00586         }
    00587       }
    00588     }
    00589   }
    00590
    00591   virtual void OnTimeout()
    00592   {
    00593     this->RaiseButtons();
    00594   }
    00595
    00596   virtual void OnPlaceObjectAbort()
    00597   {
    00598     this->RaiseButtons();
    00599   }
    00600
    00606   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    00607   {
    00608     if (!gui_scope) return;
    00609     this->SetupArrays();
    00610
    00611     const IndustrySpec *indsp = (this->selected_type == INVALID_INDUSTRYTYPE) ? NULL : GetIndustrySpec(this->selected_type);
    00612     if (indsp == NULL) this->enabled[this->selected_index] = _settings_game.difficulty.industry_density != ID_FUND_ONLY;
    00613     this->SetButtons();
    00614   }
    00615 };
    00616
    00617 void ShowBuildIndustryWindow()
    00618 {
    00619   if (_game_mode != GM_EDITOR && !Company::IsValidID(_local_company)) return;
    00620   if (BringWindowToFrontById(WC_BUILD_INDUSTRY, 0)) return;
    00621   new BuildIndustryWindow();
    00622 }
    00623
    00624 static void UpdateIndustryProduction(Industry *i);
    00625
    00626 static inline bool IsProductionAlterable(const Industry *i)
    00627 {
    00628   const IndustrySpec *is = GetIndustrySpec(i->type);
    00629   return ((_game_mode == GM_EDITOR || _cheats.setup_prod.value) &&
    00630       (is->production_rate[0] != 0 || is->production_rate[1] != 0 || is->IsRawIndustry()));
    00631 }
    00632
    00633 class IndustryViewWindow : public Window
    00634 {
    00636   enum Editability {
    00637     EA_NONE,
    00638     EA_MULTIPLIER,
    00639     EA_RATE,
    00640   };
    00641
    00643   enum InfoLine {
    00644     IL_NONE,
    00645     IL_MULTIPLIER,
    00646     IL_RATE1,
    00647     IL_RATE2,
    00648   };
    00649
    00650   Editability editable;
    00651   InfoLine editbox_line;
    00652   InfoLine clicked_line;
    00653   byte clicked_button;
    00654   int production_offset_y;
    00655   int info_height;
    00656
    00657 public:
    00658   IndustryViewWindow(WindowDesc *desc, WindowNumber window_number) : Window(desc)
    00659   {
    00660     this->flags |= WF_DISABLE_VP_SCROLL;
    00661     this->editbox_line = IL_NONE;
    00662     this->clicked_line = IL_NONE;
    00663     this->clicked_button = 0;
    00664     this->info_height = WD_FRAMERECT_TOP + 2 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM + 1; // Info panel has at least two lines text.
    00665
    00666     this->InitNested(window_number);
    00667     NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(WID_IV_VIEWPORT);
    00668     nvp->InitializeViewport(this, Industry::Get(window_number)->location.GetCenterTile(), ZOOM_LVL_INDUSTRY);
    00669
    00670     this->InvalidateData();
    00671   }
    00672
    00673   virtual void OnPaint()
    00674   {
    00675     this->DrawWidgets();
    00676
    00677     if (this->IsShaded()) return; // Don't draw anything when the window is shaded.
    00678
    00679     NWidgetBase *nwi = this->GetWidget<NWidgetBase>(WID_IV_INFO);
    00680     uint expected = this->DrawInfo(nwi->pos_x, nwi->pos_x + nwi->current_x - 1, nwi->pos_y) - nwi->pos_y;
    00681     if (expected > nwi->current_y - 1) {
    00682       this->info_height = expected + 1;
    00683       this->ReInit();
    00684       return;
    00685     }
    00686   }
    00687
    00695   int DrawInfo(uint left, uint right, uint top)
    00696   {
    00697     Industry *i = Industry::Get(this->window_number);
    00698     const IndustrySpec *ind = GetIndustrySpec(i->type);
    00699     int y = top + WD_FRAMERECT_TOP;
    00700     bool first = true;
    00701     bool has_accept = false;
    00702     char cargo_suffix[3][512];
    00703
    00704     if (i->prod_level == PRODLEVEL_CLOSURE) {
    00705       DrawString(left + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_INDUSTRY_ANNOUNCED_CLOSURE);
    00706       y += 2 * FONT_HEIGHT_NORMAL;
    00707     }
    00708
    00709     if (HasBit(ind->callback_mask, CBM_IND_PRODUCTION_CARGO_ARRIVAL) || HasBit(ind->callback_mask, CBM_IND_PRODUCTION_256_TICKS)) {
    00710       GetAllCargoSuffixes(0, CST_VIEW, i, i->type, ind, i->accepts_cargo, cargo_suffix);
    00711       for (byte j = 0; j < lengthof(i->accepts_cargo); j++) {
    00712         if (i->accepts_cargo[j] == CT_INVALID) continue;
    00713         has_accept = true;
    00714         if (first) {
    00715           DrawString(left + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_WAITING_FOR_PROCESSING);
    00716           y += FONT_HEIGHT_NORMAL;
    00717           first = false;
    00718         }
    00719         SetDParam(0, i->accepts_cargo[j]);
    00720         SetDParam(1, i->incoming_cargo_waiting[j]);
    00721         SetDParamStr(2, cargo_suffix[j]);
    00722         DrawString(left + WD_FRAMETEXT_LEFT, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_WAITING_STOCKPILE_CARGO);
    00723         y += FONT_HEIGHT_NORMAL;
    00724       }
    00725     } else {
    00726       GetAllCargoSuffixes(0, CST_VIEW, i, i->type, ind, i->accepts_cargo, cargo_suffix);
    00727       StringID str = STR_INDUSTRY_VIEW_REQUIRES_CARGO;
    00728       byte p = 0;
    00729       for (byte j = 0; j < lengthof(i->accepts_cargo); j++) {
    00730         if (i->accepts_cargo[j] == CT_INVALID) continue;
    00731         has_accept = true;
    00732         if (p > 0) str++;
    00733         SetDParam(p++, CargoSpec::Get(i->accepts_cargo[j])->name);
    00734         SetDParamStr(p++, cargo_suffix[j]);
    00735       }
    00736       if (has_accept) {
    00737         DrawString(left + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, y, str);
    00738         y += FONT_HEIGHT_NORMAL;
    00739       }
    00740     }
    00741
    00742     GetAllCargoSuffixes(3, CST_VIEW, i, i->type, ind, i->produced_cargo, cargo_suffix);
    00743     first = true;
    00744     for (byte j = 0; j < lengthof(i->produced_cargo); j++) {
    00745       if (i->produced_cargo[j] == CT_INVALID) continue;
    00746       if (first) {
    00747         if (has_accept) y += WD_PAR_VSEP_WIDE;
    00748         DrawString(left + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_PRODUCTION_LAST_MONTH_TITLE);
    00749         y += FONT_HEIGHT_NORMAL;
    00750         if (this->editable == EA_RATE) this->production_offset_y = y;
    00751         first = false;
    00752       }
    00753
    00754       SetDParam(0, i->produced_cargo[j]);
    00755       SetDParam(1, i->last_month_production[j]);
    00756       SetDParamStr(2, cargo_suffix[j]);
    00757       SetDParam(3, ToPercent8(i->last_month_pct_transported[j]));
    00758       uint x = left + WD_FRAMETEXT_LEFT + (this->editable == EA_RATE ? SETTING_BUTTON_WIDTH + 10 : 0);
    00759       DrawString(x, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_TRANSPORTED);
    00760       /* Let's put out those buttons.. */
    00761       if (this->editable == EA_RATE) {
    00762         DrawArrowButtons(left + WD_FRAMETEXT_LEFT, y, COLOUR_YELLOW, (this->clicked_line == IL_RATE1 + j) ? this->clicked_button : 0,
    00763             i->production_rate[j] > 0, i->production_rate[j] < 255);
    00764       }
    00765       y += FONT_HEIGHT_NORMAL;
    00766     }
    00767
    00768     /* Display production multiplier if editable */
    00769     if (this->editable == EA_MULTIPLIER) {
    00770       y += WD_PAR_VSEP_WIDE;
    00771       this->production_offset_y = y;
    00772       SetDParam(0, RoundDivSU(i->prod_level * 100, PRODLEVEL_DEFAULT));
    00773       uint x = left + WD_FRAMETEXT_LEFT + SETTING_BUTTON_WIDTH + 10;
    00774       DrawString(x, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_PRODUCTION_LEVEL);
    00775       DrawArrowButtons(left + WD_FRAMETEXT_LEFT, y, COLOUR_YELLOW, (this->clicked_line == IL_MULTIPLIER) ? this->clicked_button : 0,
    00776           i->prod_level > PRODLEVEL_MINIMUM, i->prod_level < PRODLEVEL_MAXIMUM);
    00777       y += FONT_HEIGHT_NORMAL;
    00778     }
    00779
    00780     /* Get the extra message for the GUI */
    00781     if (HasBit(ind->callback_mask, CBM_IND_WINDOW_MORE_TEXT)) {
    00782       uint16 callback_res = GetIndustryCallback(CBID_INDUSTRY_WINDOW_MORE_TEXT, 0, 0, i, i->type, i->location.tile);
    00783       if (callback_res != CALLBACK_FAILED && callback_res != 0x400) {
    00784         if (callback_res > 0x400) {
    00785           ErrorUnknownCallbackResult(ind->grf_prop.grffile->grfid, CBID_INDUSTRY_WINDOW_MORE_TEXT, callback_res);
    00786         } else {
    00787           StringID message = GetGRFStringID(ind->grf_prop.grffile->grfid, 0xD000 + callback_res);
    00788           if (message != STR_NULL && message != STR_UNDEFINED) {
    00789             y += WD_PAR_VSEP_WIDE;
    00790
    00791             StartTextRefStackUsage(6);
    00792             /* Use all the available space left from where we stand up to the
    00793              * end of the window. We ALSO enlarge the window if needed, so we
    00794              * can 'go' wild with the bottom of the window. */
    00795             y = DrawStringMultiLine(left + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, y, UINT16_MAX, message, TC_BLACK);
    00796             StopTextRefStackUsage();
    00797           }
    00798         }
    00799       }
    00800     }
    00801     return y + WD_FRAMERECT_BOTTOM;
    00802   }
    00803
    00804   virtual void SetStringParameters(int widget) const
    00805   {
    00806     if (widget == WID_IV_CAPTION) SetDParam(0, this->window_number);
    00807   }
    00808
    00809   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00810   {
    00811     if (widget == WID_IV_INFO) size->height = this->info_height;
    00812   }
    00813
    00814   virtual void OnClick(Point pt, int widget, int click_count)
    00815   {
    00816     switch (widget) {
    00817       case WID_IV_INFO: {
    00818         Industry *i = Industry::Get(this->window_number);
    00819         InfoLine line = IL_NONE;
    00820
    00821         switch (this->editable) {
    00822           case EA_NONE: break;
    00823
    00824           case EA_MULTIPLIER:
    00825             if (IsInsideBS(pt.y, this->production_offset_y, FONT_HEIGHT_NORMAL)) line = IL_MULTIPLIER;
    00826             break;
    00827
    00828           case EA_RATE:
    00829             if (pt.y >= this->production_offset_y) {
    00830               int row = (pt.y - this->production_offset_y) / FONT_HEIGHT_NORMAL;
    00831               for (uint j = 0; j < lengthof(i->produced_cargo); j++) {
    00832                 if (i->produced_cargo[j] == CT_INVALID) continue;
    00833                 row--;
    00834                 if (row < 0) {
    00835                   line = (InfoLine)(IL_RATE1 + j);
    00836                   break;
    00837                 }
    00838               }
    00839             }
    00840             break;
    00841         }
    00842         if (line == IL_NONE) return;
    00843
    00844         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(widget);
    00845         int left = nwi->pos_x + WD_FRAMETEXT_LEFT;
    00846         int right = nwi->pos_x + nwi->current_x - 1 - WD_FRAMERECT_RIGHT;
    00847         if (IsInsideMM(pt.x, left, left + SETTING_BUTTON_WIDTH)) {
    00848           /* Clicked buttons, decrease or increase production */
    00849           byte button = (pt.x < left + SETTING_BUTTON_WIDTH / 2) ? 1 : 2;
    00850           switch (this->editable) {
    00851             case EA_MULTIPLIER:
    00852               if (button == 1) {
    00853                 if (i->prod_level <= PRODLEVEL_MINIMUM) return;
    00854                 i->prod_level = max<uint>(i->prod_level / 2, PRODLEVEL_MINIMUM);
    00855               } else {
    00856                 if (i->prod_level >= PRODLEVEL_MAXIMUM) return;
    00857                 i->prod_level = minu(i->prod_level * 2, PRODLEVEL_MAXIMUM);
    00858               }
    00859               break;
    00860
    00861             case EA_RATE:
    00862               if (button == 1) {
    00863                 if (i->production_rate[line - IL_RATE1] <= 0) return;
    00864                 i->production_rate[line - IL_RATE1] = max(i->production_rate[line - IL_RATE1] / 2, 0);
    00865               } else {
    00866                 if (i->production_rate[line - IL_RATE1] >= 255) return;
    00867                 /* a zero production industry is unlikely to give anything but zero, so push it a little bit */
    00868                 int new_prod = i->production_rate[line - IL_RATE1] == 0 ? 1 : i->production_rate[line - IL_RATE1] * 2;
    00869                 i->production_rate[line - IL_RATE1] = minu(new_prod, 255);
    00870               }
    00871               break;
    00872
    00873             default: NOT_REACHED();
    00874           }
    00875
    00876           UpdateIndustryProduction(i);
    00877           this->SetDirty();
    00878           this->SetTimeout();
    00879           this->clicked_line = line;
    00880           this->clicked_button = button;
    00881         } else if (IsInsideMM(pt.x, left + SETTING_BUTTON_WIDTH + 10, right)) {
    00882           /* clicked the text */
    00883           this->editbox_line = line;
    00884           switch (this->editable) {
    00885             case EA_MULTIPLIER:
    00886               SetDParam(0, RoundDivSU(i->prod_level * 100, PRODLEVEL_DEFAULT));
    00887               ShowQueryString(STR_JUST_INT, STR_CONFIG_GAME_PRODUCTION_LEVEL, 10, this, CS_ALPHANUMERAL, QSF_NONE);
    00888               break;
    00889
    00890             case EA_RATE:
    00891               SetDParam(0, i->production_rate[line - IL_RATE1] * 8);
    00892               ShowQueryString(STR_JUST_INT, STR_CONFIG_GAME_PRODUCTION, 10, this, CS_ALPHANUMERAL, QSF_NONE);
    00893               break;
    00894
    00895             default: NOT_REACHED();
    00896           }
    00897         }
    00898         break;
    00899       }
    00900
    00901       case WID_IV_GOTO: {
    00902         Industry *i = Industry::Get(this->window_number);
    00903         if (_ctrl_pressed) {
    00904           ShowExtraViewPortWindow(i->location.GetCenterTile());
    00905         } else {
    00906           ScrollMainWindowToTile(i->location.GetCenterTile());
    00907         }
    00908         break;
    00909       }
    00910
    00911       case WID_IV_DISPLAY: {
    00912         Industry *i = Industry::Get(this->window_number);
    00913         ShowIndustryCargoesWindow(i->type);
    00914         break;
    00915       }
    00916     }
    00917   }
    00918
    00919   virtual void OnTimeout()
    00920   {
    00921     this->clicked_line = IL_NONE;
    00922     this->clicked_button = 0;
    00923     this->SetDirty();
    00924   }
    00925
    00926   virtual void OnResize()
    00927   {
    00928     if (this->viewport != NULL) {
    00929       NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(WID_IV_VIEWPORT);
    00930       nvp->UpdateViewportCoordinates(this);
    00931
    00932       ScrollWindowToTile(Industry::Get(this->window_number)->location.GetCenterTile(), this, true); // Re-center viewport.
    00933     }
    00934   }
    00935
    00936   virtual void OnQueryTextFinished(char *str)
    00937   {
    00938     if (StrEmpty(str)) return;
    00939
    00940     Industry *i = Industry::Get(this->window_number);
    00941     uint value = atoi(str);
    00942     switch (this->editbox_line) {
    00943       case IL_NONE: NOT_REACHED();
    00944
    00945       case IL_MULTIPLIER:
    00946         i->prod_level = ClampU(RoundDivSU(value * PRODLEVEL_DEFAULT, 100), PRODLEVEL_MINIMUM, PRODLEVEL_MAXIMUM);
    00947         break;
    00948
    00949       default:
    00950         i->production_rate[this->editbox_line - IL_RATE1] = ClampU(RoundDivSU(value, 8), 0, 255);
    00951         break;
    00952     }
    00953     UpdateIndustryProduction(i);
    00954     this->SetDirty();
    00955   }
    00956
    00962   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    00963   {
    00964     if (!gui_scope) return;
    00965     const Industry *i = Industry::Get(this->window_number);
    00966     if (IsProductionAlterable(i)) {
    00967       const IndustrySpec *ind = GetIndustrySpec(i->type);
    00968       this->editable = ind->UsesSmoothEconomy() ? EA_RATE : EA_MULTIPLIER;
    00969     } else {
    00970       this->editable = EA_NONE;
    00971     }
    00972   }
    00973
    00974   virtual bool IsNewGRFInspectable() const
    00975   {
    00976     return ::IsNewGRFInspectable(GSF_INDUSTRIES, this->window_number);
    00977   }
    00978
    00979   virtual void ShowNewGRFInspectWindow() const
    00980   {
    00981 		::ShowNewGRFInspectWindow(GSF_INDUSTRIES, this->window_number);
    00982   }
    00983 };
    00984
    00985 static void UpdateIndustryProduction(Industry *i)
    00986 {
    00987   const IndustrySpec *indspec = GetIndustrySpec(i->type);
    00988   if (!indspec->UsesSmoothEconomy()) i->RecomputeProductionMultipliers();
    00989
    00990   for (byte j = 0; j < lengthof(i->produced_cargo); j++) {
    00991     if (i->produced_cargo[j] != CT_INVALID) {
    00992       i->last_month_production[j] = 8 * i->production_rate[j];
    00993     }
    00994   }
    00995 }
    00996
    00998 static const NWidgetPart _nested_industry_view_widgets[] = {
    00999   NWidget(NWID_HORIZONTAL),
    01000     NWidget(WWT_CLOSEBOX, COLOUR_CREAM),
    01001     NWidget(WWT_CAPTION, COLOUR_CREAM, WID_IV_CAPTION), SetDataTip(STR_INDUSTRY_VIEW_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    01002     NWidget(WWT_DEBUGBOX, COLOUR_CREAM),
    01003     NWidget(WWT_SHADEBOX, COLOUR_CREAM),
    01004     NWidget(WWT_DEFSIZEBOX, COLOUR_CREAM),
    01005     NWidget(WWT_STICKYBOX, COLOUR_CREAM),
    01006   EndContainer(),
    01007   NWidget(WWT_PANEL, COLOUR_CREAM),
    01008     NWidget(WWT_INSET, COLOUR_CREAM), SetPadding(2, 2, 2, 2),
    01009       NWidget(NWID_VIEWPORT, INVALID_COLOUR, WID_IV_VIEWPORT), SetMinimalSize(254, 86), SetFill(1, 0), SetPadding(1, 1, 1, 1), SetResize(1, 1),
    01010     EndContainer(),
    01011   EndContainer(),
    01012   NWidget(WWT_PANEL, COLOUR_CREAM, WID_IV_INFO), SetMinimalSize(260, 2), SetResize(1, 0),
    01013   EndContainer(),
    01014   NWidget(NWID_HORIZONTAL),
    01015     NWidget(WWT_PUSHTXTBTN, COLOUR_CREAM, WID_IV_GOTO), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_BUTTON_LOCATION, STR_INDUSTRY_VIEW_LOCATION_TOOLTIP),
    01016     NWidget(WWT_PUSHTXTBTN, COLOUR_CREAM, WID_IV_DISPLAY), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_INDUSTRY_DISPLAY_CHAIN, STR_INDUSTRY_DISPLAY_CHAIN_TOOLTIP),
    01017     NWidget(WWT_RESIZEBOX, COLOUR_CREAM),
    01018   EndContainer(),
    01019 };
    01020
    01022 static WindowDesc _industry_view_desc(
    01023   WDP_AUTO, "view_industry", 260, 120,
    01024   WC_INDUSTRY_VIEW, WC_NONE,
    01025   0,
    01026   _nested_industry_view_widgets, lengthof(_nested_industry_view_widgets)
    01027 );
    01028
    01029 void ShowIndustryViewWindow(int industry)
    01030 {
    01031   AllocateWindowDescFront<IndustryViewWindow>(&_industry_view_desc, industry);
    01032 }
    01033
    01035 static const NWidgetPart _nested_industry_directory_widgets[] = {
    01036   NWidget(NWID_HORIZONTAL),
    01037     NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    01038     NWidget(WWT_CAPTION, COLOUR_BROWN), SetDataTip(STR_INDUSTRY_DIRECTORY_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    01039     NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    01040     NWidget(WWT_DEFSIZEBOX, COLOUR_BROWN),
    01041     NWidget(WWT_STICKYBOX, COLOUR_BROWN),
    01042   EndContainer(),
    01043   NWidget(NWID_HORIZONTAL),
    01044     NWidget(NWID_VERTICAL),
    01045       NWidget(NWID_HORIZONTAL),
    01046         NWidget(WWT_TEXTBTN, COLOUR_BROWN, WID_ID_DROPDOWN_ORDER), SetDataTip(STR_BUTTON_SORT_BY, STR_TOOLTIP_SORT_ORDER),
    01047         NWidget(WWT_DROPDOWN, COLOUR_BROWN, WID_ID_DROPDOWN_CRITERIA), SetDataTip(STR_JUST_STRING, STR_TOOLTIP_SORT_CRITERIA),
    01048         NWidget(WWT_PANEL, COLOUR_BROWN), SetResize(1, 0), EndContainer(),
    01049       EndContainer(),
    01050       NWidget(WWT_PANEL, COLOUR_BROWN, WID_ID_INDUSTRY_LIST), SetDataTip(0x0, STR_INDUSTRY_DIRECTORY_LIST_CAPTION), SetResize(1, 1), SetScrollbar(WID_ID_SCROLLBAR), EndContainer(),
    01051     EndContainer(),
    01052     NWidget(NWID_VERTICAL),
    01053       NWidget(NWID_VSCROLLBAR, COLOUR_BROWN, WID_ID_SCROLLBAR),
    01054       NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
    01055     EndContainer(),
    01056   EndContainer(),
    01057 };
    01058
    01059 typedef GUIList<const Industry*> GUIIndustryList;
    01060
    01061
    01065 class IndustryDirectoryWindow : public Window {
    01066 protected:
    01067   /* Runtime saved values */
    01068   static Listing last_sorting;
    01069   static const Industry *last_industry;
    01070
    01071   /* Constants for sorting stations */
    01072   static const StringID sorter_names[];
    01073   static GUIIndustryList::SortFunction * const sorter_funcs[];
    01074
    01075   GUIIndustryList industries;
    01076   Scrollbar *vscroll;
    01077
    01079   void BuildSortIndustriesList()
    01080   {
    01081     if (this->industries.NeedRebuild()) {
    01082       this->industries.Clear();
    01083
    01084       const Industry *i;
    01085       FOR_ALL_INDUSTRIES(i) {
    01086         *this->industries.Append() = i;
    01087       }
    01088
    01089       this->industries.Compact();
    01090       this->industries.RebuildDone();
    01091       this->vscroll->SetCount(this->industries.Length()); // Update scrollbar as well.
    01092     }
    01093
    01094     if (!this->industries.Sort()) return;
    01095     IndustryDirectoryWindow::last_industry = NULL; // Reset name sorter sort cache
    01096     this->SetWidgetDirty(WID_ID_INDUSTRY_LIST); // Set the modified widget dirty
    01097   }
    01098
    01106   static inline int GetCargoTransportedPercentsIfValid(const Industry *i, uint id)
    01107   {
    01108     assert(id < lengthof(i->produced_cargo));
    01109
    01110     if (i->produced_cargo[id] == CT_INVALID) return 101;
    01111     return ToPercent8(i->last_month_pct_transported[id]);
    01112   }
    01113
    01121   static int GetCargoTransportedSortValue(const Industry *i)
    01122   {
    01123     int p1 = GetCargoTransportedPercentsIfValid(i, 0);
    01124     int p2 = GetCargoTransportedPercentsIfValid(i, 1);
    01125
    01126     if (p1 > p2) Swap(p1, p2); // lower value has higher priority
    01127
    01128     return (p1 << 8) + p2;
    01129   }
    01130
    01132   static int CDECL IndustryNameSorter(const Industry * const *a, const Industry * const *b)
    01133   {
    01134     static char buf_cache[96];
    01135     static char buf[96];
    01136
    01137     SetDParam(0, (*a)->index);
    01138     GetString(buf, STR_INDUSTRY_NAME, lastof(buf));
    01139
    01140     if (*b != last_industry) {
    01141       last_industry = *b;
    01142       SetDParam(0, (*b)->index);
    01143       GetString(buf_cache, STR_INDUSTRY_NAME, lastof(buf_cache));
    01144     }
    01145
    01146     return strnatcmp(buf, buf_cache); // Sort by name (natural sorting).
    01147   }
    01148
    01150   static int CDECL IndustryTypeSorter(const Industry * const *a, const Industry * const *b)
    01151   {
    01152     int it_a = 0;
    01153     while (it_a != NUM_INDUSTRYTYPES && (*a)->type != _sorted_industry_types[it_a]) it_a++;
    01154     int it_b = 0;
    01155     while (it_b != NUM_INDUSTRYTYPES && (*b)->type != _sorted_industry_types[it_b]) it_b++;
    01156     int r = it_a - it_b;
    01157     return (r == 0) ? IndustryNameSorter(a, b) : r;
    01158   }
    01159
    01161   static int CDECL IndustryProductionSorter(const Industry * const *a, const Industry * const *b)
    01162   {
    01163     uint prod_a = 0, prod_b = 0;
    01164     for (uint i = 0; i < lengthof((*a)->produced_cargo); i++) {
    01165       if ((*a)->produced_cargo[i] != CT_INVALID) prod_a += (*a)->last_month_production[i];
    01166       if ((*b)->produced_cargo[i] != CT_INVALID) prod_b += (*b)->last_month_production[i];
    01167     }
    01168     int r = prod_a - prod_b;
    01169
    01170     return (r == 0) ? IndustryTypeSorter(a, b) : r;
    01171   }
    01172
    01174   static int CDECL IndustryTransportedCargoSorter(const Industry * const *a, const Industry * const *b)
    01175   {
    01176     int r = GetCargoTransportedSortValue(*a) - GetCargoTransportedSortValue(*b);
    01177     return (r == 0) ? IndustryNameSorter(a, b) : r;
    01178   }
    01179
    01185   StringID GetIndustryString(const Industry *i) const
    01186   {
    01187     const IndustrySpec *indsp = GetIndustrySpec(i->type);
    01188     byte p = 0;
    01189
    01190     /* Industry name */
    01191     SetDParam(p++, i->index);
    01192
    01193     static char cargo_suffix[lengthof(i->produced_cargo)][512];
    01194     GetAllCargoSuffixes(3, CST_DIR, i, i->type, indsp, i->produced_cargo, cargo_suffix);
    01195
    01196     /* Industry productions */
    01197     for (byte j = 0; j < lengthof(i->produced_cargo); j++) {
    01198       if (i->produced_cargo[j] == CT_INVALID) continue;
    01199       SetDParam(p++, i->produced_cargo[j]);
    01200       SetDParam(p++, i->last_month_production[j]);
    01201       SetDParamStr(p++, cargo_suffix[j]);
    01202     }
    01203
    01204     /* Transported productions */
    01205     for (byte j = 0; j < lengthof(i->produced_cargo); j++) {
    01206       if (i->produced_cargo[j] == CT_INVALID) continue;
    01207       SetDParam(p++, ToPercent8(i->last_month_pct_transported[j]));
    01208     }
    01209
    01210     /* Drawing the right string */
    01211     switch (p) {
    01212       case 1:  return STR_INDUSTRY_DIRECTORY_ITEM_NOPROD;
    01213       case 5:  return STR_INDUSTRY_DIRECTORY_ITEM;
    01214       default: return STR_INDUSTRY_DIRECTORY_ITEM_TWO;
    01215     }
    01216   }
    01217
    01218 public:
    01219   IndustryDirectoryWindow(WindowDesc *desc, WindowNumber number) : Window(desc)
    01220   {
    01221     this->CreateNestedTree();
    01222     this->vscroll = this->GetScrollbar(WID_ID_SCROLLBAR);
    01223
    01224     this->industries.SetListing(this->last_sorting);
    01225     this->industries.SetSortFuncs(IndustryDirectoryWindow::sorter_funcs);
    01226     this->industries.ForceRebuild();
    01227     this->BuildSortIndustriesList();
    01228
    01229     this->FinishInitNested(0);
    01230   }
    01231
    01232   ~IndustryDirectoryWindow()
    01233   {
    01234     this->last_sorting = this->industries.GetListing();
    01235   }
    01236
    01237   virtual void SetStringParameters(int widget) const
    01238   {
    01239     if (widget == WID_ID_DROPDOWN_CRITERIA) SetDParam(0, IndustryDirectoryWindow::sorter_names[this->industries.SortType()]);
    01240   }
    01241
    01242   virtual void DrawWidget(const Rect &r, int widget) const
    01243   {
    01244     switch (widget) {
    01245       case WID_ID_DROPDOWN_ORDER:
    01246         this->DrawSortButtonState(widget, this->industries.IsDescSortOrder() ? SBS_DOWN : SBS_UP);
    01247         break;
    01248
    01249       case WID_ID_INDUSTRY_LIST: {
    01250         int n = 0;
    01251         int y = r.top + WD_FRAMERECT_TOP;
    01252         if (this->industries.Length() == 0) {
    01253           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_DIRECTORY_NONE);
    01254           break;
    01255         }
    01256         for (uint i = this->vscroll->GetPosition(); i < this->industries.Length(); i++) {
    01257           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, this->GetIndustryString(this->industries[i]));
    01258
    01259           y += this->resize.step_height;
    01260           if (++n == this->vscroll->GetCapacity()) break; // max number of industries in 1 window
    01261         }
    01262         break;
    01263       }
    01264     }
    01265   }
    01266
    01267   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    01268   {
    01269     switch (widget) {
    01270       case WID_ID_DROPDOWN_ORDER: {
    01271         Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
    01272         d.width += padding.width + WD_SORTBUTTON_ARROW_WIDTH * 2; // Doubled since the string is centred and it also looks better.
    01273         d.height += padding.height;
    01274         *size = maxdim(*size, d);
    01275         break;
    01276       }
    01277
    01278       case WID_ID_DROPDOWN_CRITERIA: {
    01279         Dimension d = {0, 0};
    01280         for (uint i = 0; IndustryDirectoryWindow::sorter_names[i] != INVALID_STRING_ID; i++) {
    01281           d = maxdim(d, GetStringBoundingBox(IndustryDirectoryWindow::sorter_names[i]));
    01282         }
    01283         d.width += padding.width;
    01284         d.height += padding.height;
    01285         *size = maxdim(*size, d);
    01286         break;
    01287       }
    01288
    01289       case WID_ID_INDUSTRY_LIST: {
    01290         Dimension d = GetStringBoundingBox(STR_INDUSTRY_DIRECTORY_NONE);
    01291         for (uint i = 0; i < this->industries.Length(); i++) {
    01292           d = maxdim(d, GetStringBoundingBox(this->GetIndustryString(this->industries[i])));
    01293         }
    01294         resize->height = d.height;
    01295         d.height *= 5;
    01296         d.width += padding.width + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
    01297         d.height += padding.height + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
    01298         *size = maxdim(*size, d);
    01299         break;
    01300       }
    01301     }
    01302   }
    01303
    01304
    01305   virtual void OnClick(Point pt, int widget, int click_count)
    01306   {
    01307     switch (widget) {
    01308       case WID_ID_DROPDOWN_ORDER:
    01309         this->industries.ToggleSortOrder();
    01310         this->SetDirty();
    01311         break;
    01312
    01313       case WID_ID_DROPDOWN_CRITERIA:
    01314         ShowDropDownMenu(this, IndustryDirectoryWindow::sorter_names, this->industries.SortType(), WID_ID_DROPDOWN_CRITERIA, 0, 0);
    01315         break;
    01316
    01317       case WID_ID_INDUSTRY_LIST: {
    01318         uint p = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_ID_INDUSTRY_LIST, WD_FRAMERECT_TOP);
    01319         if (p < this->industries.Length()) {
    01320           if (_ctrl_pressed) {
    01321             ShowExtraViewPortWindow(this->industries[p]->location.tile);
    01322           } else {
    01323             ScrollMainWindowToTile(this->industries[p]->location.tile);
    01324           }
    01325         }
    01326         break;
    01327       }
    01328     }
    01329   }
    01330
    01331   virtual void OnDropdownSelect(int widget, int index)
    01332   {
    01333     if (this->industries.SortType() != index) {
    01334       this->industries.SetSortType(index);
    01335       this->BuildSortIndustriesList();
    01336     }
    01337   }
    01338
    01339   virtual void OnResize()
    01340   {
    01341     this->vscroll->SetCapacityFromWidget(this, WID_ID_INDUSTRY_LIST);
    01342   }
    01343
    01344   virtual void OnPaint()
    01345   {
    01346     if (this->industries.NeedRebuild()) this->BuildSortIndustriesList();
    01347     this->DrawWidgets();
    01348   }
    01349
    01350   virtual void OnHundredthTick()
    01351   {
    01352     this->industries.ForceResort();
    01353     this->BuildSortIndustriesList();
    01354   }
    01355
    01361   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    01362   {
    01363     if (data == 0) {
    01364       /* This needs to be done in command-scope to enforce rebuilding before resorting invalid data */
    01365       this->industries.ForceRebuild();
    01366     } else {
    01367       this->industries.ForceResort();
    01368     }
    01369   }
    01370 };
    01371
    01372 Listing IndustryDirectoryWindow::last_sorting = {false, 0};
    01373 const Industry *IndustryDirectoryWindow::last_industry = NULL;
    01374
    01375 /* Available station sorting functions. */
    01376 GUIIndustryList::SortFunction * const IndustryDirectoryWindow::sorter_funcs[] = {
    01377   &IndustryNameSorter,
    01378   &IndustryTypeSorter,
    01379   &IndustryProductionSorter,
    01380   &IndustryTransportedCargoSorter
    01381 };
    01382
    01383 /* Names of the sorting functions */
    01384 const StringID IndustryDirectoryWindow::sorter_names[] = {
    01385   STR_SORT_BY_NAME,
    01386   STR_SORT_BY_TYPE,
    01387   STR_SORT_BY_PRODUCTION,
    01388   STR_SORT_BY_TRANSPORTED,
    01389   INVALID_STRING_ID
    01390 };
    01391
    01392
    01394 static WindowDesc _industry_directory_desc(
    01395   WDP_AUTO, "list_industries", 428, 190,
    01396   WC_INDUSTRY_DIRECTORY, WC_NONE,
    01397   0,
    01398   _nested_industry_directory_widgets, lengthof(_nested_industry_directory_widgets)
    01399 );
    01400
    01401 void ShowIndustryDirectory()
    01402 {
    01403   AllocateWindowDescFront<IndustryDirectoryWindow>(&_industry_directory_desc, 0);
    01404 }
    01405
    01407 static const NWidgetPart _nested_industry_cargoes_widgets[] = {
    01408   NWidget(NWID_HORIZONTAL),
    01409     NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    01410     NWidget(WWT_CAPTION, COLOUR_BROWN, WID_IC_CAPTION), SetDataTip(STR_INDUSTRY_CARGOES_INDUSTRY_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    01411     NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    01412     NWidget(WWT_DEFSIZEBOX, COLOUR_BROWN),
    01413     NWidget(WWT_STICKYBOX, COLOUR_BROWN),
    01414   EndContainer(),
    01415   NWidget(NWID_HORIZONTAL),
    01416     NWidget(NWID_VERTICAL),
    01417       NWidget(WWT_PANEL, COLOUR_BROWN, WID_IC_PANEL), SetResize(1, 10), SetMinimalSize(200, 90), SetScrollbar(WID_IC_SCROLLBAR), EndContainer(),
    01418       NWidget(NWID_HORIZONTAL),
    01419         NWidget(WWT_TEXTBTN, COLOUR_BROWN, WID_IC_NOTIFY),
    01420           SetDataTip(STR_INDUSTRY_CARGOES_NOTIFY_SMALLMAP, STR_INDUSTRY_CARGOES_NOTIFY_SMALLMAP_TOOLTIP),
    01421         NWidget(WWT_PANEL, COLOUR_BROWN), SetFill(1, 0), SetResize(0, 0), EndContainer(),
    01422         NWidget(WWT_DROPDOWN, COLOUR_BROWN, WID_IC_IND_DROPDOWN), SetFill(0, 0), SetResize(0, 0),
    01423             SetDataTip(STR_INDUSTRY_CARGOES_SELECT_INDUSTRY, STR_INDUSTRY_CARGOES_SELECT_INDUSTRY_TOOLTIP),
    01424         NWidget(WWT_DROPDOWN, COLOUR_BROWN, WID_IC_CARGO_DROPDOWN), SetFill(0, 0), SetResize(0, 0),
    01425             SetDataTip(STR_INDUSTRY_CARGOES_SELECT_CARGO, STR_INDUSTRY_CARGOES_SELECT_CARGO_TOOLTIP),
    01426       EndContainer(),
    01427     EndContainer(),
    01428     NWidget(NWID_VERTICAL),
    01429       NWidget(NWID_VSCROLLBAR, COLOUR_BROWN, WID_IC_SCROLLBAR),
    01430       NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
    01431     EndContainer(),
    01432   EndContainer(),
    01433 };
    01434
    01436 static WindowDesc _industry_cargoes_desc(
    01437   WDP_AUTO, "industry_cargoes", 300, 210,
    01438   WC_INDUSTRY_CARGOES, WC_NONE,
    01439   0,
    01440   _nested_industry_cargoes_widgets, lengthof(_nested_industry_cargoes_widgets)
    01441 );
    01442
    01444 enum CargoesFieldType {
    01445   CFT_EMPTY,
    01446   CFT_SMALL_EMPTY,
    01447   CFT_INDUSTRY,
    01448   CFT_CARGO,
    01449   CFT_CARGO_LABEL,
    01450   CFT_HEADER,
    01451 };
    01452
    01453 static const uint MAX_CARGOES = 3;
    01454
    01456 struct CargoesField {
    01457   static const int VERT_INTER_INDUSTRY_SPACE;
    01458   static const int HOR_CARGO_BORDER_SPACE;
    01459   static const int CARGO_STUB_WIDTH;
    01460   static const int HOR_CARGO_WIDTH, HOR_CARGO_SPACE;
    01461   static const int CARGO_FIELD_WIDTH;
    01462   static const int VERT_CARGO_SPACE, VERT_CARGO_EDGE;
    01463   static const int BLOB_DISTANCE, BLOB_WIDTH, BLOB_HEIGHT;
    01464
    01465   static const int INDUSTRY_LINE_COLOUR;
    01466   static const int CARGO_LINE_COLOUR;
    01467
    01468   static int small_height, normal_height;
    01469   static int industry_width;
    01470
    01471   CargoesFieldType type;
    01472   union {
    01473     struct {
    01474       IndustryType ind_type;
    01475       CargoID other_produced[MAX_CARGOES];
    01476       CargoID other_accepted[MAX_CARGOES];
    01477     } industry;
    01478     struct {
    01479       CargoID vertical_cargoes[MAX_CARGOES];
    01480       byte num_cargoes;
    01481       CargoID supp_cargoes[MAX_CARGOES];
    01482       byte top_end;
    01483       CargoID cust_cargoes[MAX_CARGOES];
    01484       byte bottom_end;
    01485     } cargo;
    01486     struct {
    01487       CargoID cargoes[MAX_CARGOES];
    01488       bool left_align;
    01489     } cargo_label;
    01490     StringID header;
    01491   } u; // Data for each type.
    01492
    01497   void MakeEmpty(CargoesFieldType type)
    01498   {
    01499     this->type = type;
    01500   }
    01501
    01507   void MakeIndustry(IndustryType ind_type)
    01508   {
    01509     this->type = CFT_INDUSTRY;
    01510     this->u.industry.ind_type = ind_type;
    01511     MemSetT(this->u.industry.other_accepted, INVALID_CARGO, MAX_CARGOES);
    01512     MemSetT(this->u.industry.other_produced, INVALID_CARGO, MAX_CARGOES);
    01513   }
    01514
    01521   int ConnectCargo(CargoID cargo, bool producer)
    01522   {
    01523     assert(this->type == CFT_CARGO);
    01524     if (cargo == INVALID_CARGO) return -1;
    01525
    01526     /* Find the vertical cargo column carrying the cargo. */
    01527     int column = -1;
    01528     for (int i = 0; i < this->u.cargo.num_cargoes; i++) {
    01529       if (cargo == this->u.cargo.vertical_cargoes[i]) {
    01530         column = i;
    01531         break;
    01532       }
    01533     }
    01534     if (column < 0) return -1;
    01535
    01536     if (producer) {
    01537       assert(this->u.cargo.supp_cargoes[column] == INVALID_CARGO);
    01538       this->u.cargo.supp_cargoes[column]  = column;
    01539     } else {
    01540       assert(this->u.cargo.cust_cargoes[column] == INVALID_CARGO);
    01541       this->u.cargo.cust_cargoes[column] = column;
    01542     }
    01543     return column;
    01544   }
    01545
    01550   bool HasConnection()
    01551   {
    01552     assert(this->type == CFT_CARGO);
    01553
    01554     for (uint i = 0; i < MAX_CARGOES; i++) {
    01555       if (this->u.cargo.supp_cargoes[i] != INVALID_CARGO) return true;
    01556       if (this->u.cargo.cust_cargoes[i] != INVALID_CARGO) return true;
    01557     }
    01558     return false;
    01559   }
    01560
    01570   void MakeCargo(const CargoID *cargoes, uint length, int count = -1, bool top_end = false, bool bottom_end = false)
    01571   {
    01572     this->type = CFT_CARGO;
    01573     uint i;
    01574     uint num = 0;
    01575     for (i = 0; i < MAX_CARGOES && i < length; i++) {
    01576       if (cargoes[i] != INVALID_CARGO) {
    01577         this->u.cargo.vertical_cargoes[num] = cargoes[i];
    01578         num++;
    01579       }
    01580     }
    01581     this->u.cargo.num_cargoes = (count < 0) ? num : count;
    01582     for (; num < MAX_CARGOES; num++) this->u.cargo.vertical_cargoes[num] = INVALID_CARGO;
    01583     this->u.cargo.top_end = top_end;
    01584     this->u.cargo.bottom_end = bottom_end;
    01585     MemSetT(this->u.cargo.supp_cargoes, INVALID_CARGO, MAX_CARGOES);
    01586     MemSetT(this->u.cargo.cust_cargoes, INVALID_CARGO, MAX_CARGOES);
    01587   }
    01588
    01595   void MakeCargoLabel(const CargoID *cargoes, uint length, bool left_align)
    01596   {
    01597     this->type = CFT_CARGO_LABEL;
    01598     uint i;
    01599     for (i = 0; i < MAX_CARGOES && i < length; i++) this->u.cargo_label.cargoes[i] = cargoes[i];
    01600     for (; i < MAX_CARGOES; i++) this->u.cargo_label.cargoes[i] = INVALID_CARGO;
    01601     this->u.cargo_label.left_align = left_align;
    01602   }
    01603
    01608   void MakeHeader(StringID textid)
    01609   {
    01610     this->type = CFT_HEADER;
    01611     this->u.header = textid;
    01612   }
    01613
    01619   int GetCargoBase(int xpos) const
    01620   {
    01621     assert(this->type == CFT_CARGO);
    01622
    01623     switch (this->u.cargo.num_cargoes) {
    01624       case 0: return xpos + CARGO_FIELD_WIDTH / 2;
    01625       case 1: return xpos + CARGO_FIELD_WIDTH / 2 - HOR_CARGO_WIDTH / 2;
    01626       case 2: return xpos + CARGO_FIELD_WIDTH / 2 - HOR_CARGO_WIDTH - HOR_CARGO_SPACE / 2;
    01627       case 3: return xpos + CARGO_FIELD_WIDTH / 2 - HOR_CARGO_WIDTH - HOR_CARGO_SPACE - HOR_CARGO_WIDTH / 2;
    01628       default: NOT_REACHED();
    01629     }
    01630   }
    01631
    01637   void Draw(int xpos, int ypos) const
    01638   {
    01639     switch (this->type) {
    01640       case CFT_EMPTY:
    01641       case CFT_SMALL_EMPTY:
    01642         break;
    01643
    01644       case CFT_HEADER:
    01645         ypos += (small_height - FONT_HEIGHT_NORMAL) / 2;
    01646         DrawString(xpos, xpos + industry_width, ypos, this->u.header, TC_WHITE, SA_HOR_CENTER);
    01647         break;
    01648
    01649       case CFT_INDUSTRY: {
    01650         int ypos1 = ypos + VERT_INTER_INDUSTRY_SPACE / 2;
    01651         int ypos2 = ypos + normal_height - 1 - VERT_INTER_INDUSTRY_SPACE / 2;
    01652         int xpos2 = xpos + industry_width - 1;
    01653         GfxDrawLine(xpos,  ypos1, xpos2, ypos1, INDUSTRY_LINE_COLOUR);
    01654         GfxDrawLine(xpos,  ypos1, xpos,  ypos2, INDUSTRY_LINE_COLOUR);
    01655         GfxDrawLine(xpos,  ypos2, xpos2, ypos2, INDUSTRY_LINE_COLOUR);
    01656         GfxDrawLine(xpos2, ypos1, xpos2, ypos2, INDUSTRY_LINE_COLOUR);
    01657         ypos += (normal_height - FONT_HEIGHT_NORMAL) / 2;
    01658         if (this->u.industry.ind_type < NUM_INDUSTRYTYPES) {
    01659           const IndustrySpec *indsp = GetIndustrySpec(this->u.industry.ind_type);
    01660           SetDParam(0, indsp->name);
    01661           DrawString(xpos, xpos2, ypos, STR_JUST_STRING, TC_WHITE, SA_HOR_CENTER);
    01662
    01663           /* Draw the industry legend. */
    01664           int blob_left, blob_right;
    01665           if (_current_text_dir == TD_RTL) {
    01666             blob_right = xpos2 - BLOB_DISTANCE;
    01667             blob_left  = blob_right - BLOB_WIDTH;
    01668           } else {
    01669             blob_left  = xpos + BLOB_DISTANCE;
    01670             blob_right = blob_left + BLOB_WIDTH;
    01671           }
    01672           GfxFillRect(blob_left,     ypos2 - BLOB_DISTANCE - BLOB_HEIGHT,     blob_right,     ypos2 - BLOB_DISTANCE,     PC_BLACK); // Border
    01673           GfxFillRect(blob_left + 1, ypos2 - BLOB_DISTANCE - BLOB_HEIGHT + 1, blob_right - 1, ypos2 - BLOB_DISTANCE - 1, indsp->map_colour);
    01674         } else {
    01675           DrawString(xpos, xpos2, ypos, STR_INDUSTRY_CARGOES_HOUSES, TC_FROMSTRING, SA_HOR_CENTER);
    01676         }
    01677
    01678         /* Draw the other_produced/other_accepted cargoes. */
    01679         const CargoID *other_right, *other_left;
    01680         if (_current_text_dir == TD_RTL) {
    01681           other_right = this->u.industry.other_accepted;
    01682           other_left  = this->u.industry.other_produced;
    01683         } else {
    01684           other_right = this->u.industry.other_produced;
    01685           other_left  = this->u.industry.other_accepted;
    01686         }
    01687         ypos1 += VERT_CARGO_EDGE;
    01688         for (uint i = 0; i < MAX_CARGOES; i++) {
    01689           if (other_right[i] != INVALID_CARGO) {
    01690             const CargoSpec *csp = CargoSpec::Get(other_right[i]);
    01691             int xp = xpos + industry_width + CARGO_STUB_WIDTH;
    01692             DrawHorConnection(xpos + industry_width, xp - 1, ypos1, csp);
    01693             GfxDrawLine(xp, ypos1, xp, ypos1 + FONT_HEIGHT_NORMAL - 1, CARGO_LINE_COLOUR);
    01694           }
    01695           if (other_left[i] != INVALID_CARGO) {
    01696             const CargoSpec *csp = CargoSpec::Get(other_left[i]);
    01697             int xp = xpos - CARGO_STUB_WIDTH;
    01698             DrawHorConnection(xp + 1, xpos - 1, ypos1, csp);
    01699             GfxDrawLine(xp, ypos1, xp, ypos1 + FONT_HEIGHT_NORMAL - 1, CARGO_LINE_COLOUR);
    01700           }
    01701           ypos1 += FONT_HEIGHT_NORMAL + VERT_CARGO_SPACE;
    01702         }
    01703         break;
    01704       }
    01705
    01706       case CFT_CARGO: {
    01707         int cargo_base = this->GetCargoBase(xpos);
    01708         int top = ypos + (this->u.cargo.top_end ? VERT_INTER_INDUSTRY_SPACE / 2 + 1 : 0);
    01709         int bot = ypos - (this->u.cargo.bottom_end ? VERT_INTER_INDUSTRY_SPACE / 2 + 1 : 0) + normal_height - 1;
    01710         int colpos = cargo_base;
    01711         for (int i = 0; i < this->u.cargo.num_cargoes; i++) {
    01712           if (this->u.cargo.top_end) GfxDrawLine(colpos, top - 1, colpos + HOR_CARGO_WIDTH - 1, top - 1, CARGO_LINE_COLOUR);
    01713           if (this->u.cargo.bottom_end) GfxDrawLine(colpos, bot + 1, colpos + HOR_CARGO_WIDTH - 1, bot + 1, CARGO_LINE_COLOUR);
    01714           GfxDrawLine(colpos, top, colpos, bot, CARGO_LINE_COLOUR);
    01715           colpos++;
    01716           const CargoSpec *csp = CargoSpec::Get(this->u.cargo.vertical_cargoes[i]);
    01717           GfxFillRect(colpos, top, colpos + HOR_CARGO_WIDTH - 2, bot, csp->legend_colour, FILLRECT_OPAQUE);
    01718           colpos += HOR_CARGO_WIDTH - 2;
    01719           GfxDrawLine(colpos, top, colpos, bot, CARGO_LINE_COLOUR);
    01720           colpos += 1 + HOR_CARGO_SPACE;
    01721         }
    01722
    01723         const CargoID *hor_left, *hor_right;
    01724         if (_current_text_dir == TD_RTL) {
    01725           hor_left  = this->u.cargo.cust_cargoes;
    01726           hor_right = this->u.cargo.supp_cargoes;
    01727         } else {
    01728           hor_left  = this->u.cargo.supp_cargoes;
    01729           hor_right = this->u.cargo.cust_cargoes;
    01730         }
    01731         ypos += VERT_CARGO_EDGE + VERT_INTER_INDUSTRY_SPACE / 2;
    01732         for (uint i = 0; i < MAX_CARGOES; i++) {
    01733           if (hor_left[i] != INVALID_CARGO) {
    01734             int col = hor_left[i];
    01735             int dx = 0;
    01736             const CargoSpec *csp = CargoSpec::Get(this->u.cargo.vertical_cargoes[col]);
    01737             for (; col > 0; col--) {
    01738               int lf = cargo_base + col * HOR_CARGO_WIDTH + (col - 1) * HOR_CARGO_SPACE;
    01739               DrawHorConnection(lf, lf + HOR_CARGO_SPACE - dx, ypos, csp);
    01740               dx = 1;
    01741             }
    01742             DrawHorConnection(xpos, cargo_base - dx, ypos, csp);
    01743           }
    01744           if (hor_right[i] != INVALID_CARGO) {
    01745             int col = hor_right[i];
    01746             int dx = 0;
    01747             const CargoSpec *csp = CargoSpec::Get(this->u.cargo.vertical_cargoes[col]);
    01748             for (; col < this->u.cargo.num_cargoes - 1; col++) {
    01749               int lf = cargo_base + (col + 1) * HOR_CARGO_WIDTH + col * HOR_CARGO_SPACE;
    01750               DrawHorConnection(lf + dx - 1, lf + HOR_CARGO_SPACE - 1, ypos, csp);
    01751               dx = 1;
    01752             }
    01753             DrawHorConnection(cargo_base + col * HOR_CARGO_SPACE + (col + 1) * HOR_CARGO_WIDTH - 1 + dx, xpos + CARGO_FIELD_WIDTH - 1, ypos, csp);
    01754           }
    01755           ypos += FONT_HEIGHT_NORMAL + VERT_CARGO_SPACE;
    01756         }
    01757         break;
    01758       }
    01759
    01760       case CFT_CARGO_LABEL:
    01761         ypos += VERT_CARGO_EDGE + VERT_INTER_INDUSTRY_SPACE / 2;
    01762         for (uint i = 0; i < MAX_CARGOES; i++) {
    01763           if (this->u.cargo_label.cargoes[i] != INVALID_CARGO) {
    01764             const CargoSpec *csp = CargoSpec::Get(this->u.cargo_label.cargoes[i]);
    01765             DrawString(xpos + WD_FRAMERECT_LEFT, xpos + industry_width - 1 - WD_FRAMERECT_RIGHT, ypos, csp->name, TC_WHITE,
    01766                 (this->u.cargo_label.left_align) ? SA_LEFT : SA_RIGHT);
    01767           }
    01768           ypos += FONT_HEIGHT_NORMAL + VERT_CARGO_SPACE;
    01769         }
    01770         break;
    01771
    01772       default:
    01773         NOT_REACHED();
    01774     }
    01775   }
    01776
    01784   CargoID CargoClickedAt(const CargoesField *left, const CargoesField *right, Point pt) const
    01785   {
    01786     assert(this->type == CFT_CARGO);
    01787
    01788     /* Vertical matching. */
    01789     int cpos = this->GetCargoBase(0);
    01790     uint col;
    01791     for (col = 0; col < this->u.cargo.num_cargoes; col++) {
    01792       if (pt.x < cpos) break;
    01793       if (pt.x < cpos + CargoesField::HOR_CARGO_WIDTH) return this->u.cargo.vertical_cargoes[col];
    01794       cpos += CargoesField::HOR_CARGO_WIDTH + CargoesField::HOR_CARGO_SPACE;
    01795     }
    01796     /* col = 0 -> left of first col, 1 -> left of 2nd col, ... this->u.cargo.num_cargoes right of last-col. */
    01797
    01798     int vpos = VERT_INTER_INDUSTRY_SPACE / 2 + VERT_CARGO_EDGE;
    01799     uint row;
    01800     for (row = 0; row < MAX_CARGOES; row++) {
    01801       if (pt.y < vpos) return INVALID_CARGO;
    01802       if (pt.y < vpos + FONT_HEIGHT_NORMAL) break;
    01803       vpos += FONT_HEIGHT_NORMAL + VERT_CARGO_SPACE;
    01804     }
    01805     if (row == MAX_CARGOES) return INVALID_CARGO;
    01806
    01807     /* row = 0 -> at first horizontal row, row = 1 -> second horizontal row, 2 = 3rd horizontal row. */
    01808     if (col == 0) {
    01809       if (this->u.cargo.supp_cargoes[row] != INVALID_CARGO) return this->u.cargo.vertical_cargoes[this->u.cargo.supp_cargoes[row]];
    01810       if (left != NULL) {
    01811         if (left->type == CFT_INDUSTRY) return left->u.industry.other_produced[row];
    01812         if (left->type == CFT_CARGO_LABEL && !left->u.cargo_label.left_align) return left->u.cargo_label.cargoes[row];
    01813       }
    01814       return INVALID_CARGO;
    01815     }
    01816     if (col == this->u.cargo.num_cargoes) {
    01817       if (this->u.cargo.cust_cargoes[row] != INVALID_CARGO) return this->u.cargo.vertical_cargoes[this->u.cargo.cust_cargoes[row]];
    01818       if (right != NULL) {
    01819         if (right->type == CFT_INDUSTRY) return right->u.industry.other_accepted[row];
    01820         if (right->type == CFT_CARGO_LABEL && right->u.cargo_label.left_align) return right->u.cargo_label.cargoes[row];
    01821       }
    01822       return INVALID_CARGO;
    01823     }
    01824     if (row >= col) {
    01825       /* Clicked somewhere in-between vertical cargo connection.
    01826        * Since the horizontal connection is made in the same order as the vertical list, the above condition
    01827        * ensures we are left-below the main diagonal, thus at the supplying side.
    01828        */
    01829       return (this->u.cargo.supp_cargoes[row] != INVALID_CARGO) ? this->u.cargo.vertical_cargoes[this->u.cargo.supp_cargoes[row]] : INVALID_CARGO;
    01830     } else {
    01831       /* Clicked at a customer connection. */
    01832       return (this->u.cargo.cust_cargoes[row] != INVALID_CARGO) ? this->u.cargo.vertical_cargoes[this->u.cargo.cust_cargoes[row]] : INVALID_CARGO;
    01833     }
    01834   }
    01835
    01841   CargoID CargoLabelClickedAt(Point pt) const
    01842   {
    01843     assert(this->type == CFT_CARGO_LABEL);
    01844
    01845     int vpos = VERT_INTER_INDUSTRY_SPACE / 2 + VERT_CARGO_EDGE;
    01846     uint row;
    01847     for (row = 0; row < MAX_CARGOES; row++) {
    01848       if (pt.y < vpos) return INVALID_CARGO;
    01849       if (pt.y < vpos + FONT_HEIGHT_NORMAL) break;
    01850       vpos += FONT_HEIGHT_NORMAL + VERT_CARGO_SPACE;
    01851     }
    01852     if (row == MAX_CARGOES) return INVALID_CARGO;
    01853     return this->u.cargo_label.cargoes[row];
    01854   }
    01855
    01856 private:
    01864   static void DrawHorConnection(int left, int right, int top, const CargoSpec *csp)
    01865   {
    01866     GfxDrawLine(left, top, right, top, CARGO_LINE_COLOUR);
    01867     GfxFillRect(left, top + 1, right, top + FONT_HEIGHT_NORMAL - 2, csp->legend_colour, FILLRECT_OPAQUE);
    01868     GfxDrawLine(left, top + FONT_HEIGHT_NORMAL - 1, right, top + FONT_HEIGHT_NORMAL - 1, CARGO_LINE_COLOUR);
    01869   }
    01870 };
    01871
    01872 assert_compile(MAX_CARGOES >= cpp_lengthof(IndustrySpec, produced_cargo));
    01873 assert_compile(MAX_CARGOES >= cpp_lengthof(IndustrySpec, accepts_cargo));
    01874
    01875 int CargoesField::small_height;
    01876 int CargoesField::normal_height;
    01877 int CargoesField::industry_width;
    01878 const int CargoesField::VERT_INTER_INDUSTRY_SPACE = 6;
    01879
    01880 const int CargoesField::HOR_CARGO_BORDER_SPACE = 15;
    01881 const int CargoesField::CARGO_STUB_WIDTH       = 10;
    01882 const int CargoesField::HOR_CARGO_WIDTH        = 15;
    01883 const int CargoesField::HOR_CARGO_SPACE        =  5;
    01884 const int CargoesField::VERT_CARGO_EDGE        =  4;
    01885 const int CargoesField::VERT_CARGO_SPACE       =  4;
    01886
    01887 const int CargoesField::BLOB_DISTANCE =  5;
    01888 const int CargoesField::BLOB_WIDTH    = 12;
    01889 const int CargoesField::BLOB_HEIGHT   =  9;
    01890
    01892 const int CargoesField::CARGO_FIELD_WIDTH = HOR_CARGO_BORDER_SPACE * 2 + HOR_CARGO_WIDTH * MAX_CARGOES + HOR_CARGO_SPACE * (MAX_CARGOES - 1);
    01893
    01894 const int CargoesField::INDUSTRY_LINE_COLOUR = PC_YELLOW;
    01895 const int CargoesField::CARGO_LINE_COLOUR    = PC_YELLOW;
    01896
    01898 struct CargoesRow {
    01899   CargoesField columns[5];
    01900
    01905   void ConnectIndustryProduced(int column)
    01906   {
    01907     CargoesField *ind_fld   = this->columns + column;
    01908     CargoesField *cargo_fld = this->columns + column + 1;
    01909     assert(ind_fld->type == CFT_INDUSTRY && cargo_fld->type == CFT_CARGO);
    01910
    01911     MemSetT(ind_fld->u.industry.other_produced, INVALID_CARGO, MAX_CARGOES);
    01912
    01913     if (ind_fld->u.industry.ind_type < NUM_INDUSTRYTYPES) {
    01914       CargoID others[MAX_CARGOES]; // Produced cargoes not carried in the cargo column.
    01915       int other_count = 0;
    01916
    01917       const IndustrySpec *indsp = GetIndustrySpec(ind_fld->u.industry.ind_type);
    01918       for (uint i = 0; i < lengthof(indsp->produced_cargo); i++) {
    01919         int col = cargo_fld->ConnectCargo(indsp->produced_cargo[i], true);
    01920         if (col < 0) others[other_count++] = indsp->produced_cargo[i];
    01921       }
    01922
    01923       /* Allocate other cargoes in the empty holes of the horizontal cargo connections. */
    01924       for (uint i = 0; i < MAX_CARGOES && other_count > 0; i++) {
    01925         if (cargo_fld->u.cargo.supp_cargoes[i] == INVALID_CARGO) ind_fld->u.industry.other_produced[i] = others[--other_count];
    01926       }
    01927     } else {
    01928       /* Houses only display what is demanded. */
    01929       for (uint i = 0; i < cargo_fld->u.cargo.num_cargoes; i++) {
    01930         CargoID cid = cargo_fld->u.cargo.vertical_cargoes[i];
    01931         if (cid == CT_PASSENGERS || cid == CT_MAIL) cargo_fld->ConnectCargo(cid, true);
    01932       }
    01933     }
    01934   }
    01935
    01941   void MakeCargoLabel(int column, bool accepting)
    01942   {
    01943     CargoID cargoes[MAX_CARGOES];
    01944     MemSetT(cargoes, INVALID_CARGO, lengthof(cargoes));
    01945
    01946     CargoesField *label_fld = this->columns + column;
    01947     CargoesField *cargo_fld = this->columns + (accepting ? column - 1 : column + 1);
    01948
    01949     assert(cargo_fld->type == CFT_CARGO && label_fld->type == CFT_EMPTY);
    01950     for (uint i = 0; i < cargo_fld->u.cargo.num_cargoes; i++) {
    01951       int col = cargo_fld->ConnectCargo(cargo_fld->u.cargo.vertical_cargoes[i], !accepting);
    01952       cargoes[col] = cargo_fld->u.cargo.vertical_cargoes[i];
    01953     }
    01954     label_fld->MakeCargoLabel(cargoes, lengthof(cargoes), accepting);
    01955   }
    01956
    01957
    01962   void ConnectIndustryAccepted(int column)
    01963   {
    01964     CargoesField *ind_fld   = this->columns + column;
    01965     CargoesField *cargo_fld = this->columns + column - 1;
    01966     assert(ind_fld->type == CFT_INDUSTRY && cargo_fld->type == CFT_CARGO);
    01967
    01968     MemSetT(ind_fld->u.industry.other_accepted, INVALID_CARGO, MAX_CARGOES);
    01969
    01970     if (ind_fld->u.industry.ind_type < NUM_INDUSTRYTYPES) {
    01971       CargoID others[MAX_CARGOES]; // Accepted cargoes not carried in the cargo column.
    01972       int other_count = 0;
    01973
    01974       const IndustrySpec *indsp = GetIndustrySpec(ind_fld->u.industry.ind_type);
    01975       for (uint i = 0; i < lengthof(indsp->accepts_cargo); i++) {
    01976         int col = cargo_fld->ConnectCargo(indsp->accepts_cargo[i], false);
    01977         if (col < 0) others[other_count++] = indsp->accepts_cargo[i];
    01978       }
    01979
    01980       /* Allocate other cargoes in the empty holes of the horizontal cargo connections. */
    01981       for (uint i = 0; i < MAX_CARGOES && other_count > 0; i++) {
    01982         if (cargo_fld->u.cargo.cust_cargoes[i] == INVALID_CARGO) ind_fld->u.industry.other_accepted[i] = others[--other_count];
    01983       }
    01984     } else {
    01985       /* Houses only display what is demanded. */
    01986       for (uint i = 0; i < cargo_fld->u.cargo.num_cargoes; i++) {
    01987         for (uint h = 0; h < HOUSE_MAX; h++) {
    01988           HouseSpec *hs = HouseSpec::Get(h);
    01989           if (!hs->enabled) continue;
    01990
    01991           for (uint j = 0; j < lengthof(hs->accepts_cargo); j++) {
    01992             if (cargo_fld->u.cargo.vertical_cargoes[i] == hs->accepts_cargo[j]) {
    01993               cargo_fld->ConnectCargo(cargo_fld->u.cargo.vertical_cargoes[i], false);
    01994               goto next_cargo;
    01995             }
    01996           }
    01997         }
    01998 next_cargo: ;
    01999       }
    02000     }
    02001   }
    02002 };
    02003
    02004
    02032 struct IndustryCargoesWindow : public Window {
    02033   static const int HOR_TEXT_PADDING, VERT_TEXT_PADDING;
    02034
    02035   typedef SmallVector<CargoesRow, 4> Fields;
    02036
    02037   Fields fields;
    02038   uint ind_cargo;
    02039   Dimension cargo_textsize;
    02040   Dimension ind_textsize;
    02041   Scrollbar *vscroll;
    02042
    02043   IndustryCargoesWindow(int id) : Window(&_industry_cargoes_desc)
    02044   {
    02045     this->OnInit();
    02046     this->CreateNestedTree();
    02047     this->vscroll = this->GetScrollbar(WID_IC_SCROLLBAR);
    02048     this->FinishInitNested(0);
    02049     this->OnInvalidateData(id);
    02050   }
    02051
    02052   virtual void OnInit()
    02053   {
    02054     /* Initialize static CargoesField size variables. */
    02055     Dimension d = GetStringBoundingBox(STR_INDUSTRY_CARGOES_PRODUCERS);
    02056     d = maxdim(d, GetStringBoundingBox(STR_INDUSTRY_CARGOES_CUSTOMERS));
    02057     d.width  += WD_FRAMETEXT_LEFT + WD_FRAMETEXT_RIGHT;
    02058     d.height += WD_FRAMETEXT_TOP + WD_FRAMETEXT_BOTTOM;
    02059     CargoesField::small_height = d.height;
    02060
    02061     /* Decide about the size of the box holding the text of an industry type. */
    02062     this->ind_textsize.width = 0;
    02063     this->ind_textsize.height = 0;
    02064     for (IndustryType it = 0; it < NUM_INDUSTRYTYPES; it++) {
    02065       const IndustrySpec *indsp = GetIndustrySpec(it);
    02066       if (!indsp->enabled) continue;
    02067       this->ind_textsize = maxdim(this->ind_textsize, GetStringBoundingBox(indsp->name));
    02068     }
    02069     d.width = max(d.width, this->ind_textsize.width);
    02070     d.height = this->ind_textsize.height;
    02071     this->ind_textsize = maxdim(this->ind_textsize, GetStringBoundingBox(STR_INDUSTRY_CARGOES_SELECT_INDUSTRY));
    02072
    02073     /* Compute max size of the cargo texts. */
    02074     this->cargo_textsize.width = 0;
    02075     this->cargo_textsize.height = 0;
    02076     for (uint i = 0; i < NUM_CARGO; i++) {
    02077       const CargoSpec *csp = CargoSpec::Get(i);
    02078       if (!csp->IsValid()) continue;
    02079       this->cargo_textsize = maxdim(this->cargo_textsize, GetStringBoundingBox(csp->name));
    02080     }
    02081     d = maxdim(d, this->cargo_textsize); // Box must also be wide enough to hold any cargo label.
    02082     this->cargo_textsize = maxdim(this->cargo_textsize, GetStringBoundingBox(STR_INDUSTRY_CARGOES_SELECT_CARGO));
    02083
    02084     d.width  += 2 * HOR_TEXT_PADDING;
    02085     /* Ensure the height is enough for the industry type text, for the horizontal connections, and for the cargo labels. */
    02086     uint min_ind_height = CargoesField::VERT_CARGO_EDGE * 2 + MAX_CARGOES * FONT_HEIGHT_NORMAL + (MAX_CARGOES - 1) *  CargoesField::VERT_CARGO_SPACE;
    02087     d.height = max(d.height + 2 * VERT_TEXT_PADDING, min_ind_height);
    02088
    02089     CargoesField::industry_width = d.width;
    02090     CargoesField::normal_height = d.height + CargoesField::VERT_INTER_INDUSTRY_SPACE;
    02091   }
    02092
    02093   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    02094   {
    02095     switch (widget) {
    02096       case WID_IC_PANEL:
    02097         size->width = WD_FRAMETEXT_LEFT + CargoesField::industry_width * 3 + CargoesField::CARGO_FIELD_WIDTH * 2 + WD_FRAMETEXT_RIGHT;
    02098         break;
    02099
    02100       case WID_IC_IND_DROPDOWN:
    02101         size->width = max(size->width, this->ind_textsize.width + padding.width);
    02102         break;
    02103
    02104       case WID_IC_CARGO_DROPDOWN:
    02105         size->width = max(size->width, this->cargo_textsize.width + padding.width);
    02106         break;
    02107     }
    02108   }
    02109
    02110
    02111   CargoesFieldType type;
    02112   virtual void SetStringParameters  (int widget) const
    02113   {
    02114     if (widget != WID_IC_CAPTION) return;
    02115
    02116     if (this->ind_cargo < NUM_INDUSTRYTYPES) {
    02117       const IndustrySpec *indsp = GetIndustrySpec(this->ind_cargo);
    02118       SetDParam(0, indsp->name);
    02119     } else {
    02120       const CargoSpec *csp = CargoSpec::Get(this->ind_cargo - NUM_INDUSTRYTYPES);
    02121       SetDParam(0, csp->name);
    02122     }
    02123   }
    02124
    02133   static bool HasCommonValidCargo(const CargoID *cargoes1, uint length1, const CargoID *cargoes2, uint length2)
    02134   {
    02135     while (length1 > 0) {
    02136       if (*cargoes1 != INVALID_CARGO) {
    02137         for (uint i = 0; i < length2; i++) if (*cargoes1 == cargoes2[i]) return true;
    02138       }
    02139       cargoes1++;
    02140       length1--;
    02141     }
    02142     return false;
    02143   }
    02144
    02151   static bool HousesCanSupply(const CargoID *cargoes, uint length)
    02152   {
    02153     for (uint i = 0; i < length; i++) {
    02154       if (cargoes[i] == INVALID_CARGO) continue;
    02155       if (cargoes[i] == CT_PASSENGERS || cargoes[i] == CT_MAIL) return true;
    02156     }
    02157     return false;
    02158   }
    02159
    02166   static bool HousesCanAccept(const CargoID *cargoes, uint length)
    02167   {
    02168     HouseZones climate_mask;
    02169     switch (_settings_game.game_creation.landscape) {
    02170       case LT_TEMPERATE: climate_mask = HZ_TEMP; break;
    02171       case LT_ARCTIC:    climate_mask = HZ_SUBARTC_ABOVE | HZ_SUBARTC_BELOW; break;
    02172       case LT_TROPIC:    climate_mask = HZ_SUBTROPIC; break;
    02173       case LT_TOYLAND:   climate_mask = HZ_TOYLND; break;
    02174       default: NOT_REACHED();
    02175     }
    02176     for (uint i = 0; i < length; i++) {
    02177       if (cargoes[i] == INVALID_CARGO) continue;
    02178
    02179       for (uint h = 0; h < HOUSE_MAX; h++) {
    02180         HouseSpec *hs = HouseSpec::Get(h);
    02181         if (!hs->enabled || !(hs->building_availability & climate_mask)) continue;
    02182
    02183         for (uint j = 0; j < lengthof(hs->accepts_cargo); j++) {
    02184           if (cargoes[i] == hs->accepts_cargo[j]) return true;
    02185         }
    02186       }
    02187     }
    02188     return false;
    02189   }
    02190
    02197   static int CountMatchingAcceptingIndustries(const CargoID *cargoes, uint length)
    02198   {
    02199     int count = 0;
    02200     for (IndustryType it = 0; it < NUM_INDUSTRYTYPES; it++) {
    02201       const IndustrySpec *indsp = GetIndustrySpec(it);
    02202       if (!indsp->enabled) continue;
    02203
    02204       if (HasCommonValidCargo(cargoes, length, indsp->accepts_cargo, lengthof(indsp->accepts_cargo))) count++;
    02205     }
    02206     return count;
    02207   }
    02208
    02215   static int CountMatchingProducingIndustries(const CargoID *cargoes, uint length)
    02216   {
    02217     int count = 0;
    02218     for (IndustryType it = 0; it < NUM_INDUSTRYTYPES; it++) {
    02219       const IndustrySpec *indsp = GetIndustrySpec(it);
    02220       if (!indsp->enabled) continue;
    02221
    02222       if (HasCommonValidCargo(cargoes, length, indsp->produced_cargo, lengthof(indsp->produced_cargo))) count++;
    02223     }
    02224     return count;
    02225   }
    02226
    02233   void ShortenCargoColumn(int column, int top, int bottom)
    02234   {
    02235     while (top < bottom && !this->fields[top].columns[column].HasConnection()) {
    02236       this->fields[top].columns[column].MakeEmpty(CFT_EMPTY);
    02237       top++;
    02238     }
    02239     this->fields[top].columns[column].u.cargo.top_end = true;
    02240
    02241     while (bottom > top && !this->fields[bottom].columns[column].HasConnection()) {
    02242       this->fields[bottom].columns[column].MakeEmpty(CFT_EMPTY);
    02243       bottom--;
    02244     }
    02245     this->fields[bottom].columns[column].u.cargo.bottom_end = true;
    02246   }
    02247
    02254   void PlaceIndustry(int row, int col, IndustryType it)
    02255   {
    02256     assert(this->fields[row].columns[col].type == CFT_EMPTY);
    02257     this->fields[row].columns[col].MakeIndustry(it);
    02258     if (col == 0) {
    02259       this->fields[row].ConnectIndustryProduced(col);
    02260     } else {
    02261       this->fields[row].ConnectIndustryAccepted(col);
    02262     }
    02263   }
    02264
    02268   void NotifySmallmap()
    02269   {
    02270     if (!this->IsWidgetLowered(WID_IC_NOTIFY)) return;
    02271
    02272     /* Only notify the smallmap window if it exists. In particular, do not
    02273      * bring it to the front to prevent messing up any nice layout of the user. */
    02274     InvalidateWindowClassesData(WC_SMALLMAP, 0);
    02275   }
    02276
    02281   void ComputeIndustryDisplay(IndustryType it)
    02282   {
    02283     this->GetWidget<NWidgetCore>(WID_IC_CAPTION)->widget_data = STR_INDUSTRY_CARGOES_INDUSTRY_CAPTION;
    02284     this->ind_cargo = it;
    02285     _displayed_industries = 1ULL << it;
    02286
    02287     this->fields.Clear();
    02288     CargoesRow *row = this->fields.Append();
    02289     row->columns[0].MakeHeader(STR_INDUSTRY_CARGOES_PRODUCERS);
    02290     row->columns[1].MakeEmpty(CFT_SMALL_EMPTY);
    02291     row->columns[2].MakeEmpty(CFT_SMALL_EMPTY);
    02292     row->columns[3].MakeEmpty(CFT_SMALL_EMPTY);
    02293     row->columns[4].MakeHeader(STR_INDUSTRY_CARGOES_CUSTOMERS);
    02294
    02295     const IndustrySpec *central_sp = GetIndustrySpec(it);
    02296     bool houses_supply = HousesCanSupply(central_sp->accepts_cargo, lengthof(central_sp->accepts_cargo));
    02297     bool houses_accept = HousesCanAccept(central_sp->produced_cargo, lengthof(central_sp->produced_cargo));
    02298     /* Make a field consisting of two cargo columns. */
    02299     int num_supp = CountMatchingProducingIndustries(central_sp->accepts_cargo, lengthof(central_sp->accepts_cargo)) + houses_supply;
    02300     int num_cust = CountMatchingAcceptingIndustries(central_sp->produced_cargo, lengthof(central_sp->produced_cargo)) + houses_accept;
    02301     int num_indrows = max(3, max(num_supp, num_cust)); // One is needed for the 'it' industry, and 2 for the cargo labels.
    02302     for (int i = 0; i < num_indrows; i++) {
    02303       CargoesRow *row = this->fields.Append();
    02304       row->columns[0].MakeEmpty(CFT_EMPTY);
    02305       row->columns[1].MakeCargo(central_sp->accepts_cargo, lengthof(central_sp->accepts_cargo));
    02306       row->columns[2].MakeEmpty(CFT_EMPTY);
    02307       row->columns[3].MakeCargo(central_sp->produced_cargo, lengthof(central_sp->produced_cargo));
    02308       row->columns[4].MakeEmpty(CFT_EMPTY);
    02309     }
    02310     /* Add central industry. */
    02311     int central_row = 1 + num_indrows / 2;
    02312     this->fields[central_row].columns[2].MakeIndustry(it);
    02313     this->fields[central_row].ConnectIndustryProduced(2);
    02314     this->fields[central_row].ConnectIndustryAccepted(2);
    02315
    02316     /* Add cargo labels. */
    02317     this->fields[central_row - 1].MakeCargoLabel(2, true);
    02318     this->fields[central_row + 1].MakeCargoLabel(2, false);
    02319
    02320     /* Add suppliers and customers of the 'it' industry. */
    02321     int supp_count = 0;
    02322     int cust_count = 0;
    02323     for (IndustryType it = 0; it < NUM_INDUSTRYTYPES; it++) {
    02324       const IndustrySpec *indsp = GetIndustrySpec(it);
    02325       if (!indsp->enabled) continue;
    02326
    02327       if (HasCommonValidCargo(central_sp->accepts_cargo, lengthof(central_sp->accepts_cargo), indsp->produced_cargo, lengthof(indsp->produced_cargo))) {
    02328         this->PlaceIndustry(1 + supp_count * num_indrows / num_supp, 0, it);
    02329         SetBit(_displayed_industries, it);
    02330         supp_count++;
    02331       }
    02332       if (HasCommonValidCargo(central_sp->produced_cargo, lengthof(central_sp->produced_cargo), indsp->accepts_cargo, lengthof(indsp->accepts_cargo))) {
    02333         this->PlaceIndustry(1 + cust_count * num_indrows / num_cust, 4, it);
    02334         SetBit(_displayed_industries, it);
    02335         cust_count++;
    02336       }
    02337     }
    02338     if (houses_supply) {
    02339       this->PlaceIndustry(1 + supp_count * num_indrows / num_supp, 0, NUM_INDUSTRYTYPES);
    02340       supp_count++;
    02341     }
    02342     if (houses_accept) {
    02343       this->PlaceIndustry(1 + cust_count * num_indrows / num_cust, 4, NUM_INDUSTRYTYPES);
    02344       cust_count++;
    02345     }
    02346
    02347     this->ShortenCargoColumn(1, 1, num_indrows);
    02348     this->ShortenCargoColumn(3, 1, num_indrows);
    02349     const NWidgetBase *nwp = this->GetWidget<NWidgetBase>(WID_IC_PANEL);
    02350     this->vscroll->SetCount(CeilDiv(WD_FRAMETEXT_TOP + WD_FRAMETEXT_BOTTOM + CargoesField::small_height + num_indrows * CargoesField::normal_height, nwp->resize_y));
    02351     this->SetDirty();
    02352     this->NotifySmallmap();
    02353   }
    02354
    02359   void ComputeCargoDisplay(CargoID cid)
    02360   {
    02361     this->GetWidget<NWidgetCore>(WID_IC_CAPTION)->widget_data = STR_INDUSTRY_CARGOES_CARGO_CAPTION;
    02362     this->ind_cargo = cid + NUM_INDUSTRYTYPES;
    02363     _displayed_industries = 0;
    02364
    02365     this->fields.Clear();
    02366     CargoesRow *row = this->fields.Append();
    02367     row->columns[0].MakeHeader(STR_INDUSTRY_CARGOES_PRODUCERS);
    02368     row->columns[1].MakeEmpty(CFT_SMALL_EMPTY);
    02369     row->columns[2].MakeHeader(STR_INDUSTRY_CARGOES_CUSTOMERS);
    02370     row->columns[3].MakeEmpty(CFT_SMALL_EMPTY);
    02371     row->columns[4].MakeEmpty(CFT_SMALL_EMPTY);
    02372
    02373     bool houses_supply = HousesCanSupply(&cid, 1);
    02374     bool houses_accept = HousesCanAccept(&cid, 1);
    02375     int num_supp = CountMatchingProducingIndustries(&cid, 1) + houses_supply + 1; // Ensure room for the cargo label.
    02376     int num_cust = CountMatchingAcceptingIndustries(&cid, 1) + houses_accept;
    02377     int num_indrows = max(num_supp, num_cust);
    02378     for (int i = 0; i < num_indrows; i++) {
    02379       CargoesRow *row = this->fields.Append();
    02380       row->columns[0].MakeEmpty(CFT_EMPTY);
    02381       row->columns[1].MakeCargo(&cid, 1);
    02382       row->columns[2].MakeEmpty(CFT_EMPTY);
    02383       row->columns[3].MakeEmpty(CFT_EMPTY);
    02384       row->columns[4].MakeEmpty(CFT_EMPTY);
    02385     }
    02386
    02387     this->fields[num_indrows].MakeCargoLabel(0, false); // Add cargo labels at the left bottom.
    02388
    02389     /* Add suppliers and customers of the cargo. */
    02390     int supp_count = 0;
    02391     int cust_count = 0;
    02392     for (IndustryType it = 0; it < NUM_INDUSTRYTYPES; it++) {
    02393       const IndustrySpec *indsp = GetIndustrySpec(it);
    02394       if (!indsp->enabled) continue;
    02395
    02396       if (HasCommonValidCargo(&cid, 1, indsp->produced_cargo, lengthof(indsp->produced_cargo))) {
    02397         this->PlaceIndustry(1 + supp_count * num_indrows / num_supp, 0, it);
    02398         SetBit(_displayed_industries, it);
    02399         supp_count++;
    02400       }
    02401       if (HasCommonValidCargo(&cid, 1, indsp->accepts_cargo, lengthof(indsp->accepts_cargo))) {
    02402         this->PlaceIndustry(1 + cust_count * num_indrows / num_cust, 2, it);
    02403         SetBit(_displayed_industries, it);
    02404         cust_count++;
    02405       }
    02406     }
    02407     if (houses_supply) {
    02408       this->PlaceIndustry(1 + supp_count * num_indrows / num_supp, 0, NUM_INDUSTRYTYPES);
    02409       supp_count++;
    02410     }
    02411     if (houses_accept) {
    02412       this->PlaceIndustry(1 + cust_count * num_indrows / num_cust, 2, NUM_INDUSTRYTYPES);
    02413       cust_count++;
    02414     }
    02415
    02416     this->ShortenCargoColumn(1, 1, num_indrows);
    02417     const NWidgetBase *nwp = this->GetWidget<NWidgetBase>(WID_IC_PANEL);
    02418     this->vscroll->SetCount(CeilDiv(WD_FRAMETEXT_TOP + WD_FRAMETEXT_BOTTOM + CargoesField::small_height + num_indrows * CargoesField::normal_height, nwp->resize_y));
    02419     this->SetDirty();
    02420     this->NotifySmallmap();
    02421   }
    02422
    02430   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    02431   {
    02432     if (!gui_scope) return;
    02433     if (data == NUM_INDUSTRYTYPES) {
    02434       if (this->IsWidgetLowered(WID_IC_NOTIFY)) {
    02435         this->RaiseWidget(WID_IC_NOTIFY);
    02436         this->SetWidgetDirty(WID_IC_NOTIFY);
    02437       }
    02438       return;
    02439     }
    02440
    02441     assert(data >= 0 && data < NUM_INDUSTRYTYPES);
    02442     this->ComputeIndustryDisplay(data);
    02443   }
    02444
    02445   virtual void DrawWidget(const Rect &r, int widget) const
    02446   {
    02447     if (widget != WID_IC_PANEL) return;
    02448
    02449     DrawPixelInfo tmp_dpi, *old_dpi;
    02450     int width = r.right - r.left + 1;
    02451     int height = r.bottom - r.top + 1 - WD_FRAMERECT_TOP - WD_FRAMERECT_BOTTOM;
    02452     if (!FillDrawPixelInfo(&tmp_dpi, r.left + WD_FRAMERECT_LEFT, r.top + WD_FRAMERECT_TOP, width, height)) return;
    02453     old_dpi = _cur_dpi;
    02454     _cur_dpi = &tmp_dpi;
    02455
    02456     int left_pos = WD_FRAMERECT_LEFT;
    02457     if (this->ind_cargo >= NUM_INDUSTRYTYPES) left_pos += (CargoesField::industry_width + CargoesField::CARGO_FIELD_WIDTH) / 2;
    02458     int last_column = (this->ind_cargo < NUM_INDUSTRYTYPES) ? 4 : 2;
    02459
    02460     const NWidgetBase *nwp = this->GetWidget<NWidgetBase>(WID_IC_PANEL);
    02461     int vpos = -this->vscroll->GetPosition() * nwp->resize_y;
    02462     for (uint i = 0; i < this->fields.Length(); i++) {
    02463       int row_height = (i == 0) ? CargoesField::small_height : CargoesField::normal_height;
    02464       if (vpos + row_height >= 0) {
    02465         int xpos = left_pos;
    02466         int col, dir;
    02467         if (_current_text_dir == TD_RTL) {
    02468           col = last_column;
    02469           dir = -1;
    02470         } else {
    02471           col = 0;
    02472           dir = 1;
    02473         }
    02474         while (col >= 0 && col <= last_column) {
    02475           this->fields[i].columns[col].Draw(xpos, vpos);
    02476           xpos += (col & 1) ? CargoesField::CARGO_FIELD_WIDTH : CargoesField::industry_width;
    02477           col += dir;
    02478         }
    02479       }
    02480       vpos += row_height;
    02481       if (vpos >= height) break;
    02482     }
    02483
    02484     _cur_dpi = old_dpi;
    02485   }
    02486
    02494   bool CalculatePositionInWidget(Point pt, Point *fieldxy, Point *xy)
    02495   {
    02496     const NWidgetBase *nw = this->GetWidget<NWidgetBase>(WID_IC_PANEL);
    02497     pt.x -= nw->pos_x;
    02498     pt.y -= nw->pos_y;
    02499
    02500     int vpos = WD_FRAMERECT_TOP + CargoesField::small_height - this->vscroll->GetPosition() * nw->resize_y;
    02501     if (pt.y < vpos) return false;
    02502
    02503     int row = (pt.y - vpos) / CargoesField::normal_height; // row is relative to row 1.
    02504     if (row + 1 >= (int)this->fields.Length()) return false;
    02505     vpos = pt.y - vpos - row * CargoesField::normal_height; // Position in the row + 1 field
    02506     row++; // rebase row to match index of this->fields.
    02507
    02508     int xpos = 2 * WD_FRAMERECT_LEFT + ((this->ind_cargo < NUM_INDUSTRYTYPES) ? 0 :  (CargoesField::industry_width + CargoesField::CARGO_FIELD_WIDTH) / 2);
    02509     if (pt.x < xpos) return false;
    02510     int column;
    02511     for (column = 0; column <= 5; column++) {
    02512       int width = (column & 1) ? CargoesField::CARGO_FIELD_WIDTH : CargoesField::industry_width;
    02513       if (pt.x < xpos + width) break;
    02514       xpos += width;
    02515     }
    02516     int num_columns = (this->ind_cargo < NUM_INDUSTRYTYPES) ? 4 : 2;
    02517     if (column > num_columns) return false;
    02518     xpos = pt.x - xpos;
    02519
    02520     /* Return both positions, compensating for RTL languages (which works due to the equal symmetry in both displays). */
    02521     fieldxy->y = row;
    02522     xy->y = vpos;
    02523     if (_current_text_dir == TD_RTL) {
    02524       fieldxy->x = num_columns - column;
    02525       xy->x = ((column & 1) ? CargoesField::CARGO_FIELD_WIDTH : CargoesField::industry_width) - xpos;
    02526     } else {
    02527       fieldxy->x = column;
    02528       xy->x = xpos;
    02529     }
    02530     return true;
    02531   }
    02532
    02533   virtual void OnClick(Point pt, int widget, int click_count)
    02534   {
    02535     switch (widget) {
    02536       case WID_IC_PANEL: {
    02537         Point fieldxy, xy;
    02538         if (!CalculatePositionInWidget(pt, &fieldxy, &xy)) return;
    02539
    02540         const CargoesField *fld = this->fields[fieldxy.y].columns + fieldxy.x;
    02541         switch (fld->type) {
    02542           case CFT_INDUSTRY:
    02543             if (fld->u.industry.ind_type < NUM_INDUSTRYTYPES) this->ComputeIndustryDisplay(fld->u.industry.ind_type);
    02544             break;
    02545
    02546           case CFT_CARGO: {
    02547             CargoesField *lft = (fieldxy.x > 0) ? this->fields[fieldxy.y].columns + fieldxy.x - 1 : NULL;
    02548             CargoesField *rgt = (fieldxy.x < 4) ? this->fields[fieldxy.y].columns + fieldxy.x + 1 : NULL;
    02549             CargoID cid = fld->CargoClickedAt(lft, rgt, xy);
    02550             if (cid != INVALID_CARGO) this->ComputeCargoDisplay(cid);
    02551             break;
    02552           }
    02553
    02554           case CFT_CARGO_LABEL: {
    02555             CargoID cid = fld->CargoLabelClickedAt(xy);
    02556             if (cid != INVALID_CARGO) this->ComputeCargoDisplay(cid);
    02557             break;
    02558           }
    02559
    02560           default:
    02561             break;
    02562         }
    02563         break;
    02564       }
    02565
    02566       case WID_IC_NOTIFY:
    02567         this->ToggleWidgetLoweredState(WID_IC_NOTIFY);
    02568         this->SetWidgetDirty(WID_IC_NOTIFY);
    02569         if (_settings_client.sound.click_beep) SndPlayFx(SND_15_BEEP);
    02570
    02571         if (this->IsWidgetLowered(WID_IC_NOTIFY)) {
    02572           if (FindWindowByClass(WC_SMALLMAP) == NULL) ShowSmallMap();
    02573           this->NotifySmallmap();
    02574         }
    02575         break;
    02576
    02577       case WID_IC_CARGO_DROPDOWN: {
    02578         DropDownList *lst = new DropDownList;
    02579         const CargoSpec *cs;
    02580         FOR_ALL_SORTED_STANDARD_CARGOSPECS(cs) {
    02581           lst->push_back(new DropDownListStringItem(cs->name, cs->Index(), false));
    02582         }
    02583         if (lst->size() == 0) {
    02584           delete lst;
    02585           break;
    02586         }
    02587         int selected = (this->ind_cargo >= NUM_INDUSTRYTYPES) ? this->ind_cargo - NUM_INDUSTRYTYPES : -1;
    02588         ShowDropDownList(this, lst, selected, WID_IC_CARGO_DROPDOWN, 0, true);
    02589         break;
    02590       }
    02591
    02592       case WID_IC_IND_DROPDOWN: {
    02593         DropDownList *lst = new DropDownList;
    02594         for (uint8 i = 0; i < NUM_INDUSTRYTYPES; i++) {
    02595           IndustryType ind = _sorted_industry_types[i];
    02596           const IndustrySpec *indsp = GetIndustrySpec(ind);
    02597           if (!indsp->enabled) continue;
    02598           lst->push_back(new DropDownListStringItem(indsp->name, ind, false));
    02599         }
    02600         if (lst->size() == 0) {
    02601           delete lst;
    02602           break;
    02603         }
    02604         int selected = (this->ind_cargo < NUM_INDUSTRYTYPES) ? this->ind_cargo : -1;
    02605         ShowDropDownList(this, lst, selected, WID_IC_IND_DROPDOWN, 0, true);
    02606         break;
    02607       }
    02608     }
    02609   }
    02610
    02611   virtual void OnDropdownSelect(int widget, int index)
    02612   {
    02613     if (index < 0) return;
    02614
    02615     switch (widget) {
    02616       case WID_IC_CARGO_DROPDOWN:
    02617         this->ComputeCargoDisplay(index);
    02618         break;
    02619
    02620       case WID_IC_IND_DROPDOWN:
    02621         this->ComputeIndustryDisplay(index);
    02622         break;
    02623     }
    02624   }
    02625
    02626   virtual void OnHover(Point pt, int widget)
    02627   {
    02628     if (widget != WID_IC_PANEL) return;
    02629
    02630     Point fieldxy, xy;
    02631     if (!CalculatePositionInWidget(pt, &fieldxy, &xy)) return;
    02632
    02633     const CargoesField *fld = this->fields[fieldxy.y].columns + fieldxy.x;
    02634     CargoID cid = INVALID_CARGO;
    02635     switch (fld->type) {
    02636       case CFT_CARGO: {
    02637         CargoesField *lft = (fieldxy.x > 0) ? this->fields[fieldxy.y].columns + fieldxy.x - 1 : NULL;
    02638         CargoesField *rgt = (fieldxy.x < 4) ? this->fields[fieldxy.y].columns + fieldxy.x + 1 : NULL;
    02639         cid = fld->CargoClickedAt(lft, rgt, xy);
    02640         break;
    02641       }
    02642
    02643       case CFT_CARGO_LABEL: {
    02644         cid = fld->CargoLabelClickedAt(xy);
    02645         break;
    02646       }
    02647
    02648       case CFT_INDUSTRY:
    02649         if (fld->u.industry.ind_type < NUM_INDUSTRYTYPES && (this->ind_cargo >= NUM_INDUSTRYTYPES || fieldxy.x != 2)) {
    02650           GuiShowTooltips(this, STR_INDUSTRY_CARGOES_INDUSTRY_TOOLTIP, 0, NULL, TCC_HOVER);
    02651         }
    02652         return;
    02653
    02654       default:
    02655         break;
    02656     }
    02657     if (cid != INVALID_CARGO && (this->ind_cargo < NUM_INDUSTRYTYPES || cid != this->ind_cargo - NUM_INDUSTRYTYPES)) {
    02658       const CargoSpec *csp = CargoSpec::Get(cid);
    02659       uint64 params[5];
    02660       params[0] = csp->name;
    02661       GuiShowTooltips(this, STR_INDUSTRY_CARGOES_CARGO_TOOLTIP, 1, params, TCC_HOVER);
    02662     }
    02663   }
    02664
    02665   virtual void OnResize()
    02666   {
    02667     this->vscroll->SetCapacityFromWidget(this, WID_IC_PANEL);
    02668   }
    02669 };
    02670
    02671 const int IndustryCargoesWindow::HOR_TEXT_PADDING  = 5;
    02672 const int IndustryCargoesWindow::VERT_TEXT_PADDING = 5;
    02673
    02678 static void ShowIndustryCargoesWindow(IndustryType id)
    02679 {
    02680   if (id >= NUM_INDUSTRYTYPES) {
    02681     for (uint8 i = 0; i < NUM_INDUSTRYTYPES; i++) {
    02682       const IndustrySpec *indsp = GetIndustrySpec(_sorted_industry_types[i]);
    02683       if (indsp->enabled) {
    02684         id = _sorted_industry_types[i];
    02685         break;
    02686       }
    02687     }
    02688     if (id >= NUM_INDUSTRYTYPES) return;
    02689   }
    02690
    02691   Window *w = BringWindowToFrontById(WC_INDUSTRY_CARGOES, 0);
    02692   if (w != NULL) {
    02693     w->InvalidateData(id);
    02694     return;
    02695   }
    02696   new IndustryCargoesWindow(id);
    02697 }
    02698
    02700 void ShowIndustryCargoesWindow()
    02701 {
    02702   ShowIndustryCargoesWindow(NUM_INDUSTRYTYPES);
    02703 }