# 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_STICKYBOX, COLOUR_DARK_GREEN),
    00174   EndContainer(),
    00175   NWidget(NWID_HORIZONTAL),
    00176     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),
    00177     NWidget(NWID_VSCROLLBAR, COLOUR_DARK_GREEN, WID_DPI_SCROLLBAR),
    00178   EndContainer(),
    00179   NWidget(WWT_PANEL, COLOUR_DARK_GREEN, WID_DPI_INFOPANEL), SetResize(1, 0),
    00180   EndContainer(),
    00181   NWidget(NWID_HORIZONTAL),
    00182     NWidget(WWT_TEXTBTN, COLOUR_DARK_GREEN, WID_DPI_DISPLAY_WIDGET), SetFill(1, 0), SetResize(1, 0),
    00183         SetDataTip(STR_INDUSTRY_DISPLAY_CHAIN, STR_INDUSTRY_DISPLAY_CHAIN_TOOLTIP),
    00184     NWidget(WWT_TEXTBTN, COLOUR_DARK_GREEN, WID_DPI_FUND_WIDGET), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_JUST_STRING, STR_NULL),
    00185     NWidget(WWT_RESIZEBOX, COLOUR_DARK_GREEN),
    00186   EndContainer(),
    00187 };
    00188
    00190 static const WindowDesc _build_industry_desc(
    00191   WDP_AUTO, 170, 212,
    00192   WC_BUILD_INDUSTRY, WC_NONE,
    00193   WDF_CONSTRUCTION,
    00194   _nested_build_industry_widgets, lengthof(_nested_build_industry_widgets)
    00195 );
    00196
    00198 class BuildIndustryWindow : public Window {
    00199   int selected_index;
    00200   IndustryType selected_type;
    00201   uint16 callback_timer;
    00202   bool timer_enabled;
    00203   uint16 count;
    00204   IndustryType index[NUM_INDUSTRYTYPES + 1];
    00205   bool enabled[NUM_INDUSTRYTYPES + 1];
    00206   Scrollbar *vscroll;
    00207
    00209   static const int MATRIX_TEXT_OFFSET = 17;
    00210
    00211   void SetupArrays()
    00212   {
    00213     this->count = 0;
    00214
    00215     for (uint i = 0; i < lengthof(this->index); i++) {
    00216       this->index[i]   = INVALID_INDUSTRYTYPE;
    00217       this->enabled[i] = false;
    00218     }
    00219
    00220     if (_game_mode == GM_EDITOR) { // give room for the Many Random "button"
    00221       this->index[this->count] = INVALID_INDUSTRYTYPE;
    00222       this->enabled[this->count] = true;
    00223       this->count++;
    00224       this->timer_enabled = false;
    00225     }
    00226     /* Fill the arrays with industries.
    00227      * The tests performed after the enabled allow to load the industries
    00228      * In the same way they are inserted by grf (if any)
    00229      */
    00230     for (uint8 i = 0; i < NUM_INDUSTRYTYPES; i++) {
    00231       IndustryType ind = _sorted_industry_types[i];
    00232       const IndustrySpec *indsp = GetIndustrySpec(ind);
    00233       if (indsp->enabled) {
    00234         /* Rule is that editor mode loads all industries.
    00235          * In game mode, all non raw industries are loaded too
    00236          * and raw ones are loaded only when setting allows it */
    00237         if (_game_mode != GM_EDITOR && indsp->IsRawIndustry() && _settings_game.construction.raw_industry_construction == 0) {
    00238           /* Unselect if the industry is no longer in the list */
    00239           if (this->selected_type == ind) this->selected_index = -1;
    00240           continue;
    00241         }
    00242         this->index[this->count] = ind;
    00243         this->enabled[this->count] = (_game_mode == GM_EDITOR) || GetIndustryProbabilityCallback(ind, IACT_USERCREATION, 1) > 0;
    00244         /* Keep the selection to the correct line */
    00245         if (this->selected_type == ind) this->selected_index = this->count;
    00246         this->count++;
    00247       }
    00248     }
    00249
    00250     /* first indutry type is selected if the current selection is invalid.
    00251      * I'll be damned if there are none available ;) */
    00252     if (this->selected_index == -1) {
    00253       this->selected_index = 0;
    00254       this->selected_type = this->index[0];
    00255     }
    00256
    00257     this->vscroll->SetCount(this->count);
    00258   }
    00259
    00261   void SetButtons()
    00262   {
    00263     this->SetWidgetDisabledState(WID_DPI_FUND_WIDGET, this->selected_type != INVALID_INDUSTRYTYPE && !this->enabled[this->selected_index]);
    00264     this->SetWidgetDisabledState(WID_DPI_DISPLAY_WIDGET, this->selected_type == INVALID_INDUSTRYTYPE && this->enabled[this->selected_index]);
    00265   }
    00266
    00267 public:
    00268   BuildIndustryWindow() : Window()
    00269   {
    00270     this->timer_enabled = _loaded_newgrf_features.has_newindustries;
    00271
    00272     this->selected_index = -1;
    00273     this->selected_type = INVALID_INDUSTRYTYPE;
    00274
    00275     this->callback_timer = DAY_TICKS;
    00276
    00277     this->CreateNestedTree(&_build_industry_desc);
    00278     this->vscroll = this->GetScrollbar(WID_DPI_SCROLLBAR);
    00279     this->FinishInitNested(&_build_industry_desc, 0);
    00280
    00281     this->SetButtons();
    00282   }
    00283
    00284   virtual void OnInit()
    00285   {
    00286     this->SetupArrays();
    00287   }
    00288
    00289   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00290   {
    00291     switch (widget) {
    00292       case WID_DPI_MATRIX_WIDGET: {
    00293         Dimension d = GetStringBoundingBox(STR_FUND_INDUSTRY_MANY_RANDOM_INDUSTRIES);
    00294         for (byte i = 0; i < this->count; i++) {
    00295           if (this->index[i] == INVALID_INDUSTRYTYPE) continue;
    00296           d = maxdim(d, GetStringBoundingBox(GetIndustrySpec(this->index[i])->name));
    00297         }
    00298         resize->height = FONT_HEIGHT_NORMAL + WD_MATRIX_TOP + WD_MATRIX_BOTTOM;
    00299         d.width += MATRIX_TEXT_OFFSET + padding.width;
    00300         d.height = 5 * resize->height;
    00301         *size = maxdim(*size, d);
    00302         break;
    00303       }
    00304
    00305       case WID_DPI_INFOPANEL: {
    00306         /* Extra line for cost outside of editor + extra lines for 'extra' information for NewGRFs. */
    00307         int height = 2 + (_game_mode == GM_EDITOR ? 0 : 1) + (_loaded_newgrf_features.has_newindustries ? 4 : 0);
    00308         Dimension d = {0, 0};
    00309         for (byte i = 0; i < this->count; i++) {
    00310           if (this->index[i] == INVALID_INDUSTRYTYPE) continue;
    00311
    00312           const IndustrySpec *indsp = GetIndustrySpec(this->index[i]);
    00313
    00314           char cargo_suffix[3][512];
    00315           GetAllCargoSuffixes(0, CST_FUND, NULL, this->index[i], indsp, indsp->accepts_cargo, cargo_suffix);
    00316           StringID str = STR_INDUSTRY_VIEW_REQUIRES_CARGO;
    00317           byte p = 0;
    00318           SetDParam(0, STR_JUST_NOTHING);
    00319           SetDParamStr(1, "");
    00320           for (byte j = 0; j < lengthof(indsp->accepts_cargo); j++) {
    00321             if (indsp->accepts_cargo[j] == CT_INVALID) continue;
    00322             if (p > 0) str++;
    00323             SetDParam(p++, CargoSpec::Get(indsp->accepts_cargo[j])->name);
    00324             SetDParamStr(p++, cargo_suffix[j]);
    00325           }
    00326           d = maxdim(d, GetStringBoundingBox(str));
    00327
    00328           /* Draw the produced cargoes, if any. Otherwise, will print "Nothing". */
    00329           GetAllCargoSuffixes(3, CST_FUND, NULL, this->index[i], indsp, indsp->produced_cargo, cargo_suffix);
    00330           str = STR_INDUSTRY_VIEW_PRODUCES_CARGO;
    00331           p = 0;
    00332           SetDParam(0, STR_JUST_NOTHING);
    00333           SetDParamStr(1, "");
    00334           for (byte j = 0; j < lengthof(indsp->produced_cargo); j++) {
    00335             if (indsp->produced_cargo[j] == CT_INVALID) continue;
    00336             if (p > 0) str++;
    00337             SetDParam(p++, CargoSpec::Get(indsp->produced_cargo[j])->name);
    00338             SetDParamStr(p++, cargo_suffix[j]);
    00339           }
    00340           d = maxdim(d, GetStringBoundingBox(str));
    00341         }
    00342
    00343         /* Set it to something more sane :) */
    00344         size->height = height * FONT_HEIGHT_NORMAL + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
    00345         size->width  = d.width + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
    00346         break;
    00347       }
    00348
    00349       case WID_DPI_FUND_WIDGET: {
    00350         Dimension d = GetStringBoundingBox(STR_FUND_INDUSTRY_BUILD_NEW_INDUSTRY);
    00351         d = maxdim(d, GetStringBoundingBox(STR_FUND_INDUSTRY_PROSPECT_NEW_INDUSTRY));
    00352         d = maxdim(d, GetStringBoundingBox(STR_FUND_INDUSTRY_FUND_NEW_INDUSTRY));
    00353         d.width += padding.width;
    00354         d.height += padding.height;
    00355         *size = maxdim(*size, d);
    00356         break;
    00357       }
    00358     }
    00359   }
    00360
    00361   virtual void SetStringParameters(int widget) const
    00362   {
    00363     switch (widget) {
    00364       case WID_DPI_FUND_WIDGET:
    00365         /* Raw industries might be prospected. Show this fact by changing the string
    00366          * In Editor, you just build, while ingame, or you fund or you prospect */
    00367         if (_game_mode == GM_EDITOR) {
    00368           /* We've chosen many random industries but no industries have been specified */
    00369           SetDParam(0, STR_FUND_INDUSTRY_BUILD_NEW_INDUSTRY);
    00370         } else {
    00371           const IndustrySpec *indsp = GetIndustrySpec(this->index[this->selected_index]);
    00372           SetDParam(0, (_settings_game.construction.raw_industry_construction == 2 && indsp->IsRawIndustry()) ? STR_FUND_INDUSTRY_PROSPECT_NEW_INDUSTRY : STR_FUND_INDUSTRY_FUND_NEW_INDUSTRY);
    00373         }
    00374         break;
    00375     }
    00376   }
    00377
    00378   virtual void DrawWidget(const Rect &r, int widget) const
    00379   {
    00380     switch (widget) {
    00381       case WID_DPI_MATRIX_WIDGET:
    00382         for (byte i = 0; i < this->vscroll->GetCapacity() && i + this->vscroll->GetPosition() < this->count; i++) {
    00383           int x = r.left + WD_MATRIX_LEFT;
    00384           int y = r.top + WD_MATRIX_TOP + i * this->resize.step_height;
    00385           bool selected = this->selected_index == i + this->vscroll->GetPosition();
    00386
    00387           if (this->index[i + this->vscroll->GetPosition()] == INVALID_INDUSTRYTYPE) {
    00388             DrawString(x + MATRIX_TEXT_OFFSET, r.right - WD_MATRIX_RIGHT, y, STR_FUND_INDUSTRY_MANY_RANDOM_INDUSTRIES, selected ? TC_WHITE : TC_ORANGE);
    00389             continue;
    00390           }
    00391           const IndustrySpec *indsp = GetIndustrySpec(this->index[i + this->vscroll->GetPosition()]);
    00392
    00393           /* Draw the name of the industry in white is selected, otherwise, in orange */
    00394           DrawString(x + MATRIX_TEXT_OFFSET, r.right - WD_MATRIX_RIGHT, y, indsp->name, selected ? TC_WHITE : TC_ORANGE);
    00395           GfxFillRect(x,     y + 1,  x + 10, y + 7, selected ? PC_WHITE : PC_BLACK);
    00396           GfxFillRect(x + 1, y + 2,  x +  9, y + 6, indsp->map_colour);
    00397         }
    00398         break;
    00399
    00400       case WID_DPI_INFOPANEL: {
    00401         int y      = r.top    + WD_FRAMERECT_TOP;
    00402         int bottom = r.bottom - WD_FRAMERECT_BOTTOM;
    00403         int left   = r.left   + WD_FRAMERECT_LEFT;
    00404         int right  = r.right  - WD_FRAMERECT_RIGHT;
    00405
    00406         if (this->selected_type == INVALID_INDUSTRYTYPE) {
    00407           DrawStringMultiLine(left, right, y,  bottom, STR_FUND_INDUSTRY_MANY_RANDOM_INDUSTRIES_TOOLTIP);
    00408           break;
    00409         }
    00410
    00411         const IndustrySpec *indsp = GetIndustrySpec(this->selected_type);
    00412
    00413         if (_game_mode != GM_EDITOR) {
    00414           SetDParam(0, indsp->GetConstructionCost());
    00415           DrawString(left, right, y, STR_FUND_INDUSTRY_INDUSTRY_BUILD_COST);
    00416           y += FONT_HEIGHT_NORMAL;
    00417         }
    00418
    00419         /* Draw the accepted cargoes, if any. Otherwise, will print "Nothing". */
    00420         char cargo_suffix[3][512];
    00421         GetAllCargoSuffixes(0, CST_FUND, NULL, this->selected_type, indsp, indsp->accepts_cargo, cargo_suffix);
    00422         StringID str = STR_INDUSTRY_VIEW_REQUIRES_CARGO;
    00423         byte p = 0;
    00424         SetDParam(0, STR_JUST_NOTHING);
    00425         SetDParamStr(1, "");
    00426         for (byte j = 0; j < lengthof(indsp->accepts_cargo); j++) {
    00427           if (indsp->accepts_cargo[j] == CT_INVALID) continue;
    00428           if (p > 0) str++;
    00429           SetDParam(p++, CargoSpec::Get(indsp->accepts_cargo[j])->name);
    00430           SetDParamStr(p++, cargo_suffix[j]);
    00431         }
    00432         DrawString(left, right, y, str);
    00433         y += FONT_HEIGHT_NORMAL;
    00434
    00435         /* Draw the produced cargoes, if any. Otherwise, will print "Nothing". */
    00436         GetAllCargoSuffixes(3, CST_FUND, NULL, this->selected_type, indsp, indsp->produced_cargo, cargo_suffix);
    00437         str = STR_INDUSTRY_VIEW_PRODUCES_CARGO;
    00438         p = 0;
    00439         SetDParam(0, STR_JUST_NOTHING);
    00440         SetDParamStr(1, "");
    00441         for (byte j = 0; j < lengthof(indsp->produced_cargo); j++) {
    00442           if (indsp->produced_cargo[j] == CT_INVALID) continue;
    00443           if (p > 0) str++;
    00444           SetDParam(p++, CargoSpec::Get(indsp->produced_cargo[j])->name);
    00445           SetDParamStr(p++, cargo_suffix[j]);
    00446         }
    00447         DrawString(left, right, y, str);
    00448         y += FONT_HEIGHT_NORMAL;
    00449
    00450         /* Get the additional purchase info text, if it has not already been queried. */
    00451         str = STR_NULL;
    00452         if (HasBit(indsp->callback_mask, CBM_IND_FUND_MORE_TEXT)) {
    00453           uint16 callback_res = GetIndustryCallback(CBID_INDUSTRY_FUND_MORE_TEXT, 0, 0, NULL, this->selected_type, INVALID_TILE);
    00454           if (callback_res != CALLBACK_FAILED && callback_res != 0x400) {
    00455             if (callback_res > 0x400) {
    00456               ErrorUnknownCallbackResult(indsp->grf_prop.grffile->grfid, CBID_INDUSTRY_FUND_MORE_TEXT, callback_res);
    00457             } else {
    00458               str = GetGRFStringID(indsp->grf_prop.grffile->grfid, 0xD000 + callback_res);  // No. here's the new string
    00459               if (str != STR_UNDEFINED) {
    00460                 StartTextRefStackUsage(6);
    00461                 DrawStringMultiLine(left, right, y, bottom, str, TC_YELLOW);
    00462                 StopTextRefStackUsage();
    00463               }
    00464             }
    00465           }
    00466         }
    00467         break;
    00468       }
    00469     }
    00470   }
    00471
    00472   virtual void OnClick(Point pt, int widget, int click_count)
    00473   {
    00474     switch (widget) {
    00475       case WID_DPI_MATRIX_WIDGET: {
    00476         int y = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_DPI_MATRIX_WIDGET);
    00477         if (y < this->count) { // Is it within the boundaries of available data?
    00478           this->selected_index = y;
    00479           this->selected_type = this->index[y];
    00480           const IndustrySpec *indsp = (this->selected_type == INVALID_INDUSTRYTYPE) ? NULL : GetIndustrySpec(this->selected_type);
    00481
    00482           this->SetDirty();
    00483
    00484           if (_thd.GetCallbackWnd() == this &&
    00485               ((_game_mode != GM_EDITOR && _settings_game.construction.raw_industry_construction == 2 && indsp != NULL && indsp->IsRawIndustry()) ||
    00486               this->selected_type == INVALID_INDUSTRYTYPE ||
    00487               !this->enabled[this->selected_index])) {
    00488             /* Reset the button state if going to prospecting or "build many industries" */
    00489             this->RaiseButtons();
    00490             ResetObjectToPlace();
    00491           }
    00492
    00493           this->SetButtons();
    00494           if (this->enabled[this->selected_index] && click_count > 1) this->OnClick(pt, WID_DPI_FUND_WIDGET, 1);
    00495         }
    00496         break;
    00497       }
    00498
    00499       case WID_DPI_DISPLAY_WIDGET:
    00500         if (this->selected_type != INVALID_INDUSTRYTYPE) ShowIndustryCargoesWindow(this->selected_type);
    00501         break;
    00502
    00503       case WID_DPI_FUND_WIDGET: {
    00504         if (this->selected_type == INVALID_INDUSTRYTYPE) {
    00505           this->HandleButtonClick(WID_DPI_FUND_WIDGET);
    00506
    00507           if (Town::GetNumItems() == 0) {
    00508             ShowErrorMessage(STR_ERROR_CAN_T_GENERATE_INDUSTRIES, STR_ERROR_MUST_FOUND_TOWN_FIRST, WL_INFO);
    00509           } else {
    00510             extern void GenerateIndustries();
    00511             _generating_world = true;
    00512             GenerateIndustries();
    00513             _generating_world = false;
    00514           }
    00515         } else if (_game_mode != GM_EDITOR && _settings_game.construction.raw_industry_construction == 2 && GetIndustrySpec(this->selected_type)->IsRawIndustry()) {
    00516           DoCommandP(0, this->selected_type, InteractiveRandom(), CMD_BUILD_INDUSTRY | CMD_MSG(STR_ERROR_CAN_T_CONSTRUCT_THIS_INDUSTRY));
    00517           this->HandleButtonClick(WID_DPI_FUND_WIDGET);
    00518         } else {
    00519           HandlePlacePushButton(this, WID_DPI_FUND_WIDGET, SPR_CURSOR_INDUSTRY, HT_RECT);
    00520         }
    00521         break;
    00522       }
    00523     }
    00524   }
    00525
    00526   virtual void OnResize()
    00527   {
    00528     /* Adjust the number of items in the matrix depending of the resize */
    00529     this->vscroll->SetCapacityFromWidget(this, WID_DPI_MATRIX_WIDGET);
    00530     this->GetWidget<NWidgetCore>(WID_DPI_MATRIX_WIDGET)->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
    00531   }
    00532
    00533   virtual void OnPlaceObject(Point pt, TileIndex tile)
    00534   {
    00535     bool success = true;
    00536     /* We do not need to protect ourselves against "Random Many Industries" in this mode */
    00537     const IndustrySpec *indsp = GetIndustrySpec(this->selected_type);
    00538     uint32 seed = InteractiveRandom();
    00539
    00540     if (_game_mode == GM_EDITOR) {
    00541       /* Show error if no town exists at all */
    00542       if (Town::GetNumItems() == 0) {
    00543         SetDParam(0, indsp->name);
    00544         ShowErrorMessage(STR_ERROR_CAN_T_BUILD_HERE, STR_ERROR_MUST_FOUND_TOWN_FIRST, WL_INFO, pt.x, pt.y);
    00545         return;
    00546       }
    00547
    00548       Backup<CompanyByte> cur_company(_current_company, OWNER_NONE, FILE_LINE);
    00549       _generating_world = true;
    00550       _ignore_restrictions = true;
    00551
    00552       DoCommandP(tile, (InteractiveRandomRange(indsp->num_table) << 8) | this->selected_type, seed,
    00553           CMD_BUILD_INDUSTRY | CMD_MSG(STR_ERROR_CAN_T_CONSTRUCT_THIS_INDUSTRY), &CcBuildIndustry);
    00554
    00555       cur_company.Restore();
    00556       _ignore_restrictions = false;
    00557       _generating_world = false;
    00558     } else {
    00559       success = DoCommandP(tile, (InteractiveRandomRange(indsp->num_table) << 8) | this->selected_type, seed, CMD_BUILD_INDUSTRY | CMD_MSG(STR_ERROR_CAN_T_CONSTRUCT_THIS_INDUSTRY));
    00560     }
    00561
    00562     /* If an industry has been built, just reset the cursor and the system */
    00563     if (success && !_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
    00564   }
    00565
    00566   virtual void OnTick()
    00567   {
    00568     if (_pause_mode != PM_UNPAUSED) return;
    00569     if (!this->timer_enabled) return;
    00570     if (--this->callback_timer == 0) {
    00571       /* We have just passed another day.
    00572        * See if we need to update availability of currently selected industry */
    00573       this->callback_timer = DAY_TICKS; // restart counter
    00574
    00575       const IndustrySpec *indsp = GetIndustrySpec(this->selected_type);
    00576
    00577       if (indsp->enabled) {
    00578         bool call_back_result = GetIndustryProbabilityCallback(this->selected_type, IACT_USERCREATION, 1) > 0;
    00579
    00580         /* Only if result does match the previous state would it require a redraw. */
    00581         if (call_back_result != this->enabled[this->selected_index]) {
    00582           this->enabled[this->selected_index] = call_back_result;
    00583           this->SetButtons();
    00584           this->SetDirty();
    00585         }
    00586       }
    00587     }
    00588   }
    00589
    00590   virtual void OnTimeout()
    00591   {
    00592     this->RaiseButtons();
    00593   }
    00594
    00595   virtual void OnPlaceObjectAbort()
    00596   {
    00597     this->RaiseButtons();
    00598   }
    00599
    00605   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    00606   {
    00607     if (!gui_scope) return;
    00608     this->SetupArrays();
    00609
    00610     const IndustrySpec *indsp = (this->selected_type == INVALID_INDUSTRYTYPE) ? NULL : GetIndustrySpec(this->selected_type);
    00611     if (indsp == NULL) this->enabled[this->selected_index] = _settings_game.difficulty.industry_density != ID_FUND_ONLY;
    00612     this->SetButtons();
    00613   }
    00614 };
    00615
    00616 void ShowBuildIndustryWindow()
    00617 {
    00618   if (_game_mode != GM_EDITOR && !Company::IsValidID(_local_company)) return;
    00619   if (BringWindowToFrontById(WC_BUILD_INDUSTRY, 0)) return;
    00620   new BuildIndustryWindow();
    00621 }
    00622
    00623 static void UpdateIndustryProduction(Industry *i);
    00624
    00625 static inline bool IsProductionAlterable(const Industry *i)
    00626 {
    00627   const IndustrySpec *is = GetIndustrySpec(i->type);
    00628   return ((_game_mode == GM_EDITOR || _cheats.setup_prod.value) &&
    00629       (is->production_rate[0] != 0 || is->production_rate[1] != 0 || is->IsRawIndustry()));
    00630 }
    00631
    00632 class IndustryViewWindow : public Window
    00633 {
    00635   enum Editability {
    00636     EA_NONE,
    00637     EA_MULTIPLIER,
    00638     EA_RATE,
    00639   };
    00640
    00642   enum InfoLine {
    00643     IL_NONE,
    00644     IL_MULTIPLIER,
    00645     IL_RATE1,
    00646     IL_RATE2,
    00647   };
    00648
    00649   Editability editable;
    00650   InfoLine editbox_line;
    00651   InfoLine clicked_line;
    00652   byte clicked_button;
    00653   int production_offset_y;
    00654   int info_height;
    00655
    00656 public:
    00657   IndustryViewWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
    00658   {
    00659     this->flags |= WF_DISABLE_VP_SCROLL;
    00660     this->editbox_line = IL_NONE;
    00661     this->clicked_line = IL_NONE;
    00662     this->clicked_button = 0;
    00663     this->info_height = WD_FRAMERECT_TOP + 2 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM + 1; // Info panel has at least two lines text.
    00664
    00665     this->InitNested(desc, window_number);
    00666     NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(WID_IV_VIEWPORT);
    00667     nvp->InitializeViewport(this, Industry::Get(window_number)->location.GetCenterTile(), ZOOM_LVL_INDUSTRY);
    00668
    00669     this->InvalidateData();
    00670   }
    00671
    00672   virtual void OnPaint()
    00673   {
    00674     this->DrawWidgets();
    00675
    00676     if (this->IsShaded()) return; // Don't draw anything when the window is shaded.
    00677
    00678     NWidgetBase *nwi = this->GetWidget<NWidgetBase>(WID_IV_INFO);
    00679     uint expected = this->DrawInfo(nwi->pos_x, nwi->pos_x + nwi->current_x - 1, nwi->pos_y) - nwi->pos_y;
    00680     if (expected > nwi->current_y - 1) {
    00681       this->info_height = expected + 1;
    00682       this->ReInit();
    00683       return;
    00684     }
    00685   }
    00686
    00694   int DrawInfo(uint left, uint right, uint top)
    00695   {
    00696     Industry *i = Industry::Get(this->window_number);
    00697     const IndustrySpec *ind = GetIndustrySpec(i->type);
    00698     int y = top + WD_FRAMERECT_TOP;
    00699     bool first = true;
    00700     bool has_accept = false;
    00701     char cargo_suffix[3][512];
    00702
    00703     if (HasBit(ind->callback_mask, CBM_IND_PRODUCTION_CARGO_ARRIVAL) || HasBit(ind->callback_mask, CBM_IND_PRODUCTION_256_TICKS)) {
    00704       GetAllCargoSuffixes(0, CST_VIEW, i, i->type, ind, i->accepts_cargo, cargo_suffix);
    00705       for (byte j = 0; j < lengthof(i->accepts_cargo); j++) {
    00706         if (i->accepts_cargo[j] == CT_INVALID) continue;
    00707         has_accept = true;
    00708         if (first) {
    00709           DrawString(left + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_WAITING_FOR_PROCESSING);
    00710           y += FONT_HEIGHT_NORMAL;
    00711           first = false;
    00712         }
    00713         SetDParam(0, i->accepts_cargo[j]);
    00714         SetDParam(1, i->incoming_cargo_waiting[j]);
    00715         SetDParamStr(2, cargo_suffix[j]);
    00716         DrawString(left + WD_FRAMETEXT_LEFT, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_WAITING_STOCKPILE_CARGO);
    00717         y += FONT_HEIGHT_NORMAL;
    00718       }
    00719     } else {
    00720       GetAllCargoSuffixes(0, CST_VIEW, i, i->type, ind, i->accepts_cargo, cargo_suffix);
    00721       StringID str = STR_INDUSTRY_VIEW_REQUIRES_CARGO;
    00722       byte p = 0;
    00723       for (byte j = 0; j < lengthof(i->accepts_cargo); j++) {
    00724         if (i->accepts_cargo[j] == CT_INVALID) continue;
    00725         has_accept = true;
    00726         if (p > 0) str++;
    00727         SetDParam(p++, CargoSpec::Get(i->accepts_cargo[j])->name);
    00728         SetDParamStr(p++, cargo_suffix[j]);
    00729       }
    00730       if (has_accept) {
    00731         DrawString(left + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, y, str);
    00732         y += FONT_HEIGHT_NORMAL;
    00733       }
    00734     }
    00735
    00736     GetAllCargoSuffixes(3, CST_VIEW, i, i->type, ind, i->produced_cargo, cargo_suffix);
    00737     first = true;
    00738     for (byte j = 0; j < lengthof(i->produced_cargo); j++) {
    00739       if (i->produced_cargo[j] == CT_INVALID) continue;
    00740       if (first) {
    00741         if (has_accept) y += WD_PAR_VSEP_WIDE;
    00742         DrawString(left + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_PRODUCTION_LAST_MONTH_TITLE);
    00743         y += FONT_HEIGHT_NORMAL;
    00744         if (this->editable == EA_RATE) this->production_offset_y = y;
    00745         first = false;
    00746       }
    00747
    00748       SetDParam(0, i->produced_cargo[j]);
    00749       SetDParam(1, i->last_month_production[j]);
    00750       SetDParamStr(2, cargo_suffix[j]);
    00751       SetDParam(3, ToPercent8(i->last_month_pct_transported[j]));
    00752       uint x = left + WD_FRAMETEXT_LEFT + (this->editable == EA_RATE ? SETTING_BUTTON_WIDTH + 10 : 0);
    00753       DrawString(x, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_TRANSPORTED);
    00754       /* Let's put out those buttons.. */
    00755       if (this->editable == EA_RATE) {
    00756         DrawArrowButtons(left + WD_FRAMETEXT_LEFT, y, COLOUR_YELLOW, (this->clicked_line == IL_RATE1 + j) ? this->clicked_button : 0,
    00757             i->production_rate[j] > 0, i->production_rate[j] < 255);
    00758       }
    00759       y += FONT_HEIGHT_NORMAL;
    00760     }
    00761
    00762     /* Display production multiplier if editable */
    00763     if (this->editable == EA_MULTIPLIER) {
    00764       y += WD_PAR_VSEP_WIDE;
    00765       this->production_offset_y = y;
    00766       SetDParam(0, RoundDivSU(i->prod_level * 100, PRODLEVEL_DEFAULT));
    00767       uint x = left + WD_FRAMETEXT_LEFT + SETTING_BUTTON_WIDTH + 10;
    00768       DrawString(x, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_PRODUCTION_LEVEL);
    00769       DrawArrowButtons(left + WD_FRAMETEXT_LEFT, y, COLOUR_YELLOW, (this->clicked_line == IL_MULTIPLIER) ? this->clicked_button : 0,
    00770           i->prod_level > PRODLEVEL_MINIMUM, i->prod_level < PRODLEVEL_MAXIMUM);
    00771       y += FONT_HEIGHT_NORMAL;
    00772     }
    00773
    00774     /* Get the extra message for the GUI */
    00775     if (HasBit(ind->callback_mask, CBM_IND_WINDOW_MORE_TEXT)) {
    00776       uint16 callback_res = GetIndustryCallback(CBID_INDUSTRY_WINDOW_MORE_TEXT, 0, 0, i, i->type, i->location.tile);
    00777       if (callback_res != CALLBACK_FAILED && callback_res != 0x400) {
    00778         if (callback_res > 0x400) {
    00779           ErrorUnknownCallbackResult(ind->grf_prop.grffile->grfid, CBID_INDUSTRY_WINDOW_MORE_TEXT, callback_res);
    00780         } else {
    00781           StringID message = GetGRFStringID(ind->grf_prop.grffile->grfid, 0xD000 + callback_res);
    00782           if (message != STR_NULL && message != STR_UNDEFINED) {
    00783             y += WD_PAR_VSEP_WIDE;
    00784
    00785             StartTextRefStackUsage(6);
    00786             /* Use all the available space left from where we stand up to the
    00787              * end of the window. We ALSO enlarge the window if needed, so we
    00788              * can 'go' wild with the bottom of the window. */
    00789             y = DrawStringMultiLine(left + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, y, UINT16_MAX, message, TC_BLACK);
    00790             StopTextRefStackUsage();
    00791           }
    00792         }
    00793       }
    00794     }
    00795     return y + WD_FRAMERECT_BOTTOM;
    00796   }
    00797
    00798   virtual void SetStringParameters(int widget) const
    00799   {
    00800     if (widget == WID_IV_CAPTION) SetDParam(0, this->window_number);
    00801   }
    00802
    00803   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00804   {
    00805     if (widget == WID_IV_INFO) size->height = this->info_height;
    00806   }
    00807
    00808   virtual void OnClick(Point pt, int widget, int click_count)
    00809   {
    00810     switch (widget) {
    00811       case WID_IV_INFO: {
    00812         Industry *i = Industry::Get(this->window_number);
    00813         InfoLine line = IL_NONE;
    00814
    00815         switch (this->editable) {
    00816           case EA_NONE: break;
    00817
    00818           case EA_MULTIPLIER:
    00819             if (IsInsideBS(pt.y, this->production_offset_y, FONT_HEIGHT_NORMAL)) line = IL_MULTIPLIER;
    00820             break;
    00821
    00822           case EA_RATE:
    00823             if (pt.y >= this->production_offset_y) {
    00824               int row = (pt.y - this->production_offset_y) / FONT_HEIGHT_NORMAL;
    00825               for (uint j = 0; j < lengthof(i->produced_cargo); j++) {
    00826                 if (i->produced_cargo[j] == CT_INVALID) continue;
    00827                 row--;
    00828                 if (row < 0) {
    00829                   line = (InfoLine)(IL_RATE1 + j);
    00830                   break;
    00831                 }
    00832               }
    00833             }
    00834             break;
    00835         }
    00836         if (line == IL_NONE) return;
    00837
    00838         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(widget);
    00839         int left = nwi->pos_x + WD_FRAMETEXT_LEFT;
    00840         int right = nwi->pos_x + nwi->current_x - 1 - WD_FRAMERECT_RIGHT;
    00841         if (IsInsideMM(pt.x, left, left + SETTING_BUTTON_WIDTH)) {
    00842           /* Clicked buttons, decrease or increase production */
    00843           byte button = (pt.x < left + SETTING_BUTTON_WIDTH / 2) ? 1 : 2;
    00844           switch (this->editable) {
    00845             case EA_MULTIPLIER:
    00846               if (button == 1) {
    00847                 if (i->prod_level <= PRODLEVEL_MINIMUM) return;
    00848                 i->prod_level = max<uint>(i->prod_level / 2, PRODLEVEL_MINIMUM);
    00849               } else {
    00850                 if (i->prod_level >= PRODLEVEL_MAXIMUM) return;
    00851                 i->prod_level = minu(i->prod_level * 2, PRODLEVEL_MAXIMUM);
    00852               }
    00853               break;
    00854
    00855             case EA_RATE:
    00856               if (button == 1) {
    00857                 if (i->production_rate[line - IL_RATE1] <= 0) return;
    00858                 i->production_rate[line - IL_RATE1] = max(i->production_rate[line - IL_RATE1] / 2, 0);
    00859               } else {
    00860                 if (i->production_rate[line - IL_RATE1] >= 255) return;
    00861                 /* a zero production industry is unlikely to give anything but zero, so push it a little bit */
    00862                 int new_prod = i->production_rate[line - IL_RATE1] == 0 ? 1 : i->production_rate[line - IL_RATE1] * 2;
    00863                 i->production_rate[line - IL_RATE1] = minu(new_prod, 255);
    00864               }
    00865               break;
    00866
    00867             default: NOT_REACHED();
    00868           }
    00869
    00870           UpdateIndustryProduction(i);
    00871           this->SetDirty();
    00872           this->SetTimeout();
    00873           this->clicked_line = line;
    00874           this->clicked_button = button;
    00875         } else if (IsInsideMM(pt.x, left + SETTING_BUTTON_WIDTH + 10, right)) {
    00876           /* clicked the text */
    00877           this->editbox_line = line;
    00878           switch (this->editable) {
    00879             case EA_MULTIPLIER:
    00880               SetDParam(0, RoundDivSU(i->prod_level * 100, PRODLEVEL_DEFAULT));
    00881               ShowQueryString(STR_JUST_INT, STR_CONFIG_GAME_PRODUCTION_LEVEL, 10, this, CS_ALPHANUMERAL, QSF_NONE);
    00882               break;
    00883
    00884             case EA_RATE:
    00885               SetDParam(0, i->production_rate[line - IL_RATE1] * 8);
    00886               ShowQueryString(STR_JUST_INT, STR_CONFIG_GAME_PRODUCTION, 10, this, CS_ALPHANUMERAL, QSF_NONE);
    00887               break;
    00888
    00889             default: NOT_REACHED();
    00890           }
    00891         }
    00892         break;
    00893       }
    00894
    00895       case WID_IV_GOTO: {
    00896         Industry *i = Industry::Get(this->window_number);
    00897         if (_ctrl_pressed) {
    00898           ShowExtraViewPortWindow(i->location.GetCenterTile());
    00899         } else {
    00900           ScrollMainWindowToTile(i->location.GetCenterTile());
    00901         }
    00902         break;
    00903       }
    00904
    00905       case WID_IV_DISPLAY: {
    00906         Industry *i = Industry::Get(this->window_number);
    00907         ShowIndustryCargoesWindow(i->type);
    00908         break;
    00909       }
    00910     }
    00911   }
    00912
    00913   virtual void OnTimeout()
    00914   {
    00915     this->clicked_line = IL_NONE;
    00916     this->clicked_button = 0;
    00917     this->SetDirty();
    00918   }
    00919
    00920   virtual void OnResize()
    00921   {
    00922     if (this->viewport != NULL) {
    00923       NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(WID_IV_VIEWPORT);
    00924       nvp->UpdateViewportCoordinates(this);
    00925
    00926       ScrollWindowToTile(Industry::Get(this->window_number)->location.GetCenterTile(), this, true); // Re-center viewport.
    00927     }
    00928   }
    00929
    00930   virtual void OnQueryTextFinished(char *str)
    00931   {
    00932     if (StrEmpty(str)) return;
    00933
    00934     Industry *i = Industry::Get(this->window_number);
    00935     uint value = atoi(str);
    00936     switch (this->editbox_line) {
    00937       case IL_NONE: NOT_REACHED();
    00938
    00939       case IL_MULTIPLIER:
    00940         i->prod_level = ClampU(RoundDivSU(value * PRODLEVEL_DEFAULT, 100), PRODLEVEL_MINIMUM, PRODLEVEL_MAXIMUM);
    00941         break;
    00942
    00943       default:
    00944         i->production_rate[this->editbox_line - IL_RATE1] = ClampU(RoundDivSU(value, 8), 0, 255);
    00945         break;
    00946     }
    00947     UpdateIndustryProduction(i);
    00948     this->SetDirty();
    00949   }
    00950
    00956   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    00957   {
    00958     if (!gui_scope) return;
    00959     const Industry *i = Industry::Get(this->window_number);
    00960     if (IsProductionAlterable(i)) {
    00961       const IndustrySpec *ind = GetIndustrySpec(i->type);
    00962       this->editable = ind->UsesSmoothEconomy() ? EA_RATE : EA_MULTIPLIER;
    00963     } else {
    00964       this->editable = EA_NONE;
    00965     }
    00966   }
    00967
    00968   virtual bool IsNewGRFInspectable() const
    00969   {
    00970     return ::IsNewGRFInspectable(GSF_INDUSTRIES, this->window_number);
    00971   }
    00972
    00973   virtual void ShowNewGRFInspectWindow() const
    00974   {
    00975 		::ShowNewGRFInspectWindow(GSF_INDUSTRIES, this->window_number);
    00976   }
    00977 };
    00978
    00979 static void UpdateIndustryProduction(Industry *i)
    00980 {
    00981   const IndustrySpec *indspec = GetIndustrySpec(i->type);
    00982   if (!indspec->UsesSmoothEconomy()) i->RecomputeProductionMultipliers();
    00983
    00984   for (byte j = 0; j < lengthof(i->produced_cargo); j++) {
    00985     if (i->produced_cargo[j] != CT_INVALID) {
    00986       i->last_month_production[j] = 8 * i->production_rate[j];
    00987     }
    00988   }
    00989 }
    00990
    00992 static const NWidgetPart _nested_industry_view_widgets[] = {
    00993   NWidget(NWID_HORIZONTAL),
    00994     NWidget(WWT_CLOSEBOX, COLOUR_CREAM),
    00995     NWidget(WWT_CAPTION, COLOUR_CREAM, WID_IV_CAPTION), SetDataTip(STR_INDUSTRY_VIEW_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00996     NWidget(WWT_DEBUGBOX, COLOUR_CREAM),
    00997     NWidget(WWT_SHADEBOX, COLOUR_CREAM),
    00998     NWidget(WWT_STICKYBOX, COLOUR_CREAM),
    00999   EndContainer(),
    01000   NWidget(WWT_PANEL, COLOUR_CREAM),
    01001     NWidget(WWT_INSET, COLOUR_CREAM), SetPadding(2, 2, 2, 2),
    01002       NWidget(NWID_VIEWPORT, INVALID_COLOUR, WID_IV_VIEWPORT), SetMinimalSize(254, 86), SetFill(1, 0), SetPadding(1, 1, 1, 1), SetResize(1, 1),
    01003     EndContainer(),
    01004   EndContainer(),
    01005   NWidget(WWT_PANEL, COLOUR_CREAM, WID_IV_INFO), SetMinimalSize(260, 2), SetResize(1, 0),
    01006   EndContainer(),
    01007   NWidget(NWID_HORIZONTAL),
    01008     NWidget(WWT_PUSHTXTBTN, COLOUR_CREAM, WID_IV_GOTO), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_BUTTON_LOCATION, STR_INDUSTRY_VIEW_LOCATION_TOOLTIP),
    01009     NWidget(WWT_PUSHTXTBTN, COLOUR_CREAM, WID_IV_DISPLAY), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_INDUSTRY_DISPLAY_CHAIN, STR_INDUSTRY_DISPLAY_CHAIN_TOOLTIP),
    01010     NWidget(WWT_RESIZEBOX, COLOUR_CREAM),
    01011   EndContainer(),
    01012 };
    01013
    01015 static const WindowDesc _industry_view_desc(
    01016   WDP_AUTO, 260, 120,
    01017   WC_INDUSTRY_VIEW, WC_NONE,
    01018   0,
    01019   _nested_industry_view_widgets, lengthof(_nested_industry_view_widgets)
    01020 );
    01021
    01022 void ShowIndustryViewWindow(int industry)
    01023 {
    01024   AllocateWindowDescFront<IndustryViewWindow>(&_industry_view_desc, industry);
    01025 }
    01026
    01028 static const NWidgetPart _nested_industry_directory_widgets[] = {
    01029   NWidget(NWID_HORIZONTAL),
    01030     NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    01031     NWidget(WWT_CAPTION, COLOUR_BROWN), SetDataTip(STR_INDUSTRY_DIRECTORY_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    01032     NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    01033     NWidget(WWT_STICKYBOX, COLOUR_BROWN),
    01034   EndContainer(),
    01035   NWidget(NWID_HORIZONTAL),
    01036     NWidget(NWID_VERTICAL),
    01037       NWidget(NWID_HORIZONTAL),
    01038         NWidget(WWT_TEXTBTN, COLOUR_BROWN, WID_ID_DROPDOWN_ORDER), SetDataTip(STR_BUTTON_SORT_BY, STR_TOOLTIP_SORT_ORDER),
    01039         NWidget(WWT_DROPDOWN, COLOUR_BROWN, WID_ID_DROPDOWN_CRITERIA), SetDataTip(STR_JUST_STRING, STR_TOOLTIP_SORT_CRITERIA),
    01040         NWidget(WWT_PANEL, COLOUR_BROWN), SetResize(1, 0), EndContainer(),
    01041       EndContainer(),
    01042       NWidget(WWT_PANEL, COLOUR_BROWN, WID_ID_INDUSTRY_LIST), SetDataTip(0x0, STR_INDUSTRY_DIRECTORY_LIST_CAPTION), SetResize(1, 1), SetScrollbar(WID_ID_SCROLLBAR), EndContainer(),
    01043     EndContainer(),
    01044     NWidget(NWID_VERTICAL),
    01045       NWidget(NWID_VSCROLLBAR, COLOUR_BROWN, WID_ID_SCROLLBAR),
    01046       NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
    01047     EndContainer(),
    01048   EndContainer(),
    01049 };
    01050
    01051 typedef GUIList<const Industry*> GUIIndustryList;
    01052
    01053
    01057 class IndustryDirectoryWindow : public Window {
    01058 protected:
    01059   /* Runtime saved values */
    01060   static Listing last_sorting;
    01061   static const Industry *last_industry;
    01062
    01063   /* Constants for sorting stations */
    01064   static const StringID sorter_names[];
    01065   static GUIIndustryList::SortFunction * const sorter_funcs[];
    01066
    01067   GUIIndustryList industries;
    01068   Scrollbar *vscroll;
    01069
    01071   void BuildSortIndustriesList()
    01072   {
    01073     if (this->industries.NeedRebuild()) {
    01074       this->industries.Clear();
    01075
    01076       const Industry *i;
    01077       FOR_ALL_INDUSTRIES(i) {
    01078         *this->industries.Append() = i;
    01079       }
    01080
    01081       this->industries.Compact();
    01082       this->industries.RebuildDone();
    01083       this->vscroll->SetCount(this->industries.Length()); // Update scrollbar as well.
    01084     }
    01085
    01086     if (!this->industries.Sort()) return;
    01087     IndustryDirectoryWindow::last_industry = NULL; // Reset name sorter sort cache
    01088     this->SetWidgetDirty(WID_ID_INDUSTRY_LIST); // Set the modified widget dirty
    01089   }
    01090
    01098   static inline int GetCargoTransportedPercentsIfValid(const Industry *i, uint id)
    01099   {
    01100     assert(id < lengthof(i->produced_cargo));
    01101
    01102     if (i->produced_cargo[id] == CT_INVALID) return 101;
    01103     return ToPercent8(i->last_month_pct_transported[id]);
    01104   }
    01105
    01113   static int GetCargoTransportedSortValue(const Industry *i)
    01114   {
    01115     int p1 = GetCargoTransportedPercentsIfValid(i, 0);
    01116     int p2 = GetCargoTransportedPercentsIfValid(i, 1);
    01117
    01118     if (p1 > p2) Swap(p1, p2); // lower value has higher priority
    01119
    01120     return (p1 << 8) + p2;
    01121   }
    01122
    01124   static int CDECL IndustryNameSorter(const Industry * const *a, const Industry * const *b)
    01125   {
    01126     static char buf_cache[96];
    01127     static char buf[96];
    01128
    01129     SetDParam(0, (*a)->index);
    01130     GetString(buf, STR_INDUSTRY_NAME, lastof(buf));
    01131
    01132     if (*b != last_industry) {
    01133       last_industry = *b;
    01134       SetDParam(0, (*b)->index);
    01135       GetString(buf_cache, STR_INDUSTRY_NAME, lastof(buf_cache));
    01136     }
    01137
    01138     return strnatcmp(buf, buf_cache); // Sort by name (natural sorting).
    01139   }
    01140
    01142   static int CDECL IndustryTypeSorter(const Industry * const *a, const Industry * const *b)
    01143   {
    01144     int it_a = 0;
    01145     while (it_a != NUM_INDUSTRYTYPES && (*a)->type != _sorted_industry_types[it_a]) it_a++;
    01146     int it_b = 0;
    01147     while (it_b != NUM_INDUSTRYTYPES && (*b)->type != _sorted_industry_types[it_b]) it_b++;
    01148     int r = it_a - it_b;
    01149     return (r == 0) ? IndustryNameSorter(a, b) : r;
    01150   }
    01151
    01153   static int CDECL IndustryProductionSorter(const Industry * const *a, const Industry * const *b)
    01154   {
    01155     uint prod_a = 0, prod_b = 0;
    01156     for (uint i = 0; i < lengthof((*a)->produced_cargo); i++) {
    01157       if ((*a)->produced_cargo[i] != CT_INVALID) prod_a += (*a)->last_month_production[i];
    01158       if ((*b)->produced_cargo[i] != CT_INVALID) prod_b += (*b)->last_month_production[i];
    01159     }
    01160     int r = prod_a - prod_b;
    01161
    01162     return (r == 0) ? IndustryTypeSorter(a, b) : r;
    01163   }
    01164
    01166   static int CDECL IndustryTransportedCargoSorter(const Industry * const *a, const Industry * const *b)
    01167   {
    01168     int r = GetCargoTransportedSortValue(*a) - GetCargoTransportedSortValue(*b);
    01169     return (r == 0) ? IndustryNameSorter(a, b) : r;
    01170   }
    01171
    01177   StringID GetIndustryString(const Industry *i) const
    01178   {
    01179     const IndustrySpec *indsp = GetIndustrySpec(i->type);
    01180     byte p = 0;
    01181
    01182     /* Industry name */
    01183     SetDParam(p++, i->index);
    01184
    01185     static char cargo_suffix[lengthof(i->produced_cargo)][512];
    01186     GetAllCargoSuffixes(3, CST_DIR, i, i->type, indsp, i->produced_cargo, cargo_suffix);
    01187
    01188     /* Industry productions */
    01189     for (byte j = 0; j < lengthof(i->produced_cargo); j++) {
    01190       if (i->produced_cargo[j] == CT_INVALID) continue;
    01191       SetDParam(p++, i->produced_cargo[j]);
    01192       SetDParam(p++, i->last_month_production[j]);
    01193       SetDParamStr(p++, cargo_suffix[j]);
    01194     }
    01195
    01196     /* Transported productions */
    01197     for (byte j = 0; j < lengthof(i->produced_cargo); j++) {
    01198       if (i->produced_cargo[j] == CT_INVALID) continue;
    01199       SetDParam(p++, ToPercent8(i->last_month_pct_transported[j]));
    01200     }
    01201
    01202     /* Drawing the right string */
    01203     switch (p) {
    01204       case 1:  return STR_INDUSTRY_DIRECTORY_ITEM_NOPROD;
    01205       case 5:  return STR_INDUSTRY_DIRECTORY_ITEM;
    01206       default: return STR_INDUSTRY_DIRECTORY_ITEM_TWO;
    01207     }
    01208   }
    01209
    01210 public:
    01211   IndustryDirectoryWindow(const WindowDesc *desc, WindowNumber number) : Window()
    01212   {
    01213     this->CreateNestedTree(desc);
    01214     this->vscroll = this->GetScrollbar(WID_ID_SCROLLBAR);
    01215
    01216     this->industries.SetListing(this->last_sorting);
    01217     this->industries.SetSortFuncs(IndustryDirectoryWindow::sorter_funcs);
    01218     this->industries.ForceRebuild();
    01219     this->BuildSortIndustriesList();
    01220
    01221     this->FinishInitNested(desc, 0);
    01222   }
    01223
    01224   ~IndustryDirectoryWindow()
    01225   {
    01226     this->last_sorting = this->industries.GetListing();
    01227   }
    01228
    01229   virtual void SetStringParameters(int widget) const
    01230   {
    01231     if (widget == WID_ID_DROPDOWN_CRITERIA) SetDParam(0, IndustryDirectoryWindow::sorter_names[this->industries.SortType()]);
    01232   }
    01233
    01234   virtual void DrawWidget(const Rect &r, int widget) const
    01235   {
    01236     switch (widget) {
    01237       case WID_ID_DROPDOWN_ORDER:
    01238         this->DrawSortButtonState(widget, this->industries.IsDescSortOrder() ? SBS_DOWN : SBS_UP);
    01239         break;
    01240
    01241       case WID_ID_INDUSTRY_LIST: {
    01242         int n = 0;
    01243         int y = r.top + WD_FRAMERECT_TOP;
    01244         if (this->industries.Length() == 0) {
    01245           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_DIRECTORY_NONE);
    01246           break;
    01247         }
    01248         for (uint i = this->vscroll->GetPosition(); i < this->industries.Length(); i++) {
    01249           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, this->GetIndustryString(this->industries[i]));
    01250
    01251           y += this->resize.step_height;
    01252           if (++n == this->vscroll->GetCapacity()) break; // max number of industries in 1 window
    01253         }
    01254         break;
    01255       }
    01256     }
    01257   }
    01258
    01259   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    01260   {
    01261     switch (widget) {
    01262       case WID_ID_DROPDOWN_ORDER: {
    01263         Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
    01264         d.width += padding.width + WD_SORTBUTTON_ARROW_WIDTH * 2; // Doubled since the string is centred and it also looks better.
    01265         d.height += padding.height;
    01266         *size = maxdim(*size, d);
    01267         break;
    01268       }
    01269
    01270       case WID_ID_DROPDOWN_CRITERIA: {
    01271         Dimension d = {0, 0};
    01272         for (uint i = 0; IndustryDirectoryWindow::sorter_names[i] != INVALID_STRING_ID; i++) {
    01273           d = maxdim(d, GetStringBoundingBox(IndustryDirectoryWindow::sorter_names[i]));
    01274         }
    01275         d.width += padding.width;
    01276         d.height += padding.height;
    01277         *size = maxdim(*size, d);
    01278         break;
    01279       }
    01280
    01281       case WID_ID_INDUSTRY_LIST: {
    01282         Dimension d = GetStringBoundingBox(STR_INDUSTRY_DIRECTORY_NONE);
    01283         for (uint i = 0; i < this->industries.Length(); i++) {
    01284           d = maxdim(d, GetStringBoundingBox(this->GetIndustryString(this->industries[i])));
    01285         }
    01286         resize->height = d.height;
    01287         d.height *= 5;
    01288         d.width += padding.width + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
    01289         d.height += padding.height + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
    01290         *size = maxdim(*size, d);
    01291         break;
    01292       }
    01293     }
    01294   }
    01295
    01296
    01297   virtual void OnClick(Point pt, int widget, int click_count)
    01298   {
    01299     switch (widget) {
    01300       case WID_ID_DROPDOWN_ORDER:
    01301         this->industries.ToggleSortOrder();
    01302         this->SetDirty();
    01303         break;
    01304
    01305       case WID_ID_DROPDOWN_CRITERIA:
    01306         ShowDropDownMenu(this, IndustryDirectoryWindow::sorter_names, this->industries.SortType(), WID_ID_DROPDOWN_CRITERIA, 0, 0);
    01307         break;
    01308
    01309       case WID_ID_INDUSTRY_LIST: {
    01310         uint p = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_ID_INDUSTRY_LIST, WD_FRAMERECT_TOP);
    01311         if (p < this->industries.Length()) {
    01312           if (_ctrl_pressed) {
    01313             ShowExtraViewPortWindow(this->industries[p]->location.tile);
    01314           } else {
    01315             ScrollMainWindowToTile(this->industries[p]->location.tile);
    01316           }
    01317         }
    01318         break;
    01319       }
    01320     }
    01321   }
    01322
    01323   virtual void OnDropdownSelect(int widget, int index)
    01324   {
    01325     if (this->industries.SortType() != index) {
    01326       this->industries.SetSortType(index);
    01327       this->BuildSortIndustriesList();
    01328     }
    01329   }
    01330
    01331   virtual void OnResize()
    01332   {
    01333     this->vscroll->SetCapacityFromWidget(this, WID_ID_INDUSTRY_LIST);
    01334   }
    01335
    01336   virtual void OnPaint()
    01337   {
    01338     if (this->industries.NeedRebuild()) this->BuildSortIndustriesList();
    01339     this->DrawWidgets();
    01340   }
    01341
    01342   virtual void OnHundredthTick()
    01343   {
    01344     this->industries.ForceResort();
    01345     this->BuildSortIndustriesList();
    01346   }
    01347
    01353   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    01354   {
    01355     if (data == 0) {
    01356       /* This needs to be done in command-scope to enforce rebuilding before resorting invalid data */
    01357       this->industries.ForceRebuild();
    01358     } else {
    01359       this->industries.ForceResort();
    01360     }
    01361   }
    01362 };
    01363
    01364 Listing IndustryDirectoryWindow::last_sorting = {false, 0};
    01365 const Industry *IndustryDirectoryWindow::last_industry = NULL;
    01366
    01367 /* Available station sorting functions. */
    01368 GUIIndustryList::SortFunction * const IndustryDirectoryWindow::sorter_funcs[] = {
    01369   &IndustryNameSorter,
    01370   &IndustryTypeSorter,
    01371   &IndustryProductionSorter,
    01372   &IndustryTransportedCargoSorter
    01373 };
    01374
    01375 /* Names of the sorting functions */
    01376 const StringID IndustryDirectoryWindow::sorter_names[] = {
    01377   STR_SORT_BY_NAME,
    01378   STR_SORT_BY_TYPE,
    01379   STR_SORT_BY_PRODUCTION,
    01380   STR_SORT_BY_TRANSPORTED,
    01381   INVALID_STRING_ID
    01382 };
    01383
    01384
    01386 static const WindowDesc _industry_directory_desc(
    01387   WDP_AUTO, 428, 190,
    01388   WC_INDUSTRY_DIRECTORY, WC_NONE,
    01389   0,
    01390   _nested_industry_directory_widgets, lengthof(_nested_industry_directory_widgets)
    01391 );
    01392
    01393 void ShowIndustryDirectory()
    01394 {
    01395   AllocateWindowDescFront<IndustryDirectoryWindow>(&_industry_directory_desc, 0);
    01396 }
    01397
    01399 static const NWidgetPart _nested_industry_cargoes_widgets[] = {
    01400   NWidget(NWID_HORIZONTAL),
    01401     NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    01402     NWidget(WWT_CAPTION, COLOUR_BROWN, WID_IC_CAPTION), SetDataTip(STR_INDUSTRY_CARGOES_INDUSTRY_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    01403     NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    01404     NWidget(WWT_STICKYBOX, COLOUR_BROWN),
    01405   EndContainer(),
    01406   NWidget(NWID_HORIZONTAL),
    01407     NWidget(NWID_VERTICAL),
    01408       NWidget(WWT_PANEL, COLOUR_BROWN, WID_IC_PANEL), SetResize(1, 10), SetMinimalSize(200, 90), SetScrollbar(WID_IC_SCROLLBAR), EndContainer(),
    01409       NWidget(NWID_HORIZONTAL),
    01410         NWidget(WWT_TEXTBTN, COLOUR_BROWN, WID_IC_NOTIFY),
    01411           SetDataTip(STR_INDUSTRY_CARGOES_NOTIFY_SMALLMAP, STR_INDUSTRY_CARGOES_NOTIFY_SMALLMAP_TOOLTIP),
    01412         NWidget(WWT_PANEL, COLOUR_BROWN), SetFill(1, 0), SetResize(0, 0), EndContainer(),
    01413         NWidget(WWT_DROPDOWN, COLOUR_BROWN, WID_IC_IND_DROPDOWN), SetFill(0, 0), SetResize(0, 0),
    01414             SetDataTip(STR_INDUSTRY_CARGOES_SELECT_INDUSTRY, STR_INDUSTRY_CARGOES_SELECT_INDUSTRY_TOOLTIP),
    01415         NWidget(WWT_DROPDOWN, COLOUR_BROWN, WID_IC_CARGO_DROPDOWN), SetFill(0, 0), SetResize(0, 0),
    01416             SetDataTip(STR_INDUSTRY_CARGOES_SELECT_CARGO, STR_INDUSTRY_CARGOES_SELECT_CARGO_TOOLTIP),
    01417       EndContainer(),
    01418     EndContainer(),
    01419     NWidget(NWID_VERTICAL),
    01420       NWidget(NWID_VSCROLLBAR, COLOUR_BROWN, WID_IC_SCROLLBAR),
    01421       NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
    01422     EndContainer(),
    01423   EndContainer(),
    01424 };
    01425
    01427 static const WindowDesc _industry_cargoes_desc(
    01428   WDP_AUTO, 300, 210,
    01429   WC_INDUSTRY_CARGOES, WC_NONE,
    01430   0,
    01431   _nested_industry_cargoes_widgets, lengthof(_nested_industry_cargoes_widgets)
    01432 );
    01433
    01435 enum CargoesFieldType {
    01436   CFT_EMPTY,
    01437   CFT_SMALL_EMPTY,
    01438   CFT_INDUSTRY,
    01439   CFT_CARGO,
    01440   CFT_CARGO_LABEL,
    01441   CFT_HEADER,
    01442 };
    01443
    01444 static const uint MAX_CARGOES = 3;
    01445
    01447 struct CargoesField {
    01448   static const int VERT_INTER_INDUSTRY_SPACE;
    01449   static const int HOR_CARGO_BORDER_SPACE;
    01450   static const int CARGO_STUB_WIDTH;
    01451   static const int HOR_CARGO_WIDTH, HOR_CARGO_SPACE;
    01452   static const int CARGO_FIELD_WIDTH;
    01453   static const int VERT_CARGO_SPACE, VERT_CARGO_EDGE;
    01454   static const int BLOB_DISTANCE, BLOB_WIDTH, BLOB_HEIGHT;
    01455
    01456   static const int INDUSTRY_LINE_COLOUR;
    01457   static const int CARGO_LINE_COLOUR;
    01458
    01459   static int small_height, normal_height;
    01460   static int industry_width;
    01461
    01462   CargoesFieldType type;
    01463   union {
    01464     struct {
    01465       IndustryType ind_type;
    01466       CargoID other_produced[MAX_CARGOES];
    01467       CargoID other_accepted[MAX_CARGOES];
    01468     } industry;
    01469     struct {
    01470       CargoID vertical_cargoes[MAX_CARGOES];
    01471       byte num_cargoes;
    01472       CargoID supp_cargoes[MAX_CARGOES];
    01473       byte top_end;
    01474       CargoID cust_cargoes[MAX_CARGOES];
    01475       byte bottom_end;
    01476     } cargo;
    01477     struct {
    01478       CargoID cargoes[MAX_CARGOES];
    01479       bool left_align;
    01480     } cargo_label;
    01481     StringID header;
    01482   } u; // Data for each type.
    01483
    01488   void MakeEmpty(CargoesFieldType type)
    01489   {
    01490     this->type = type;
    01491   }
    01492
    01498   void MakeIndustry(IndustryType ind_type)
    01499   {
    01500     this->type = CFT_INDUSTRY;
    01501     this->u.industry.ind_type = ind_type;
    01502     MemSetT(this->u.industry.other_accepted, INVALID_CARGO, MAX_CARGOES);
    01503     MemSetT(this->u.industry.other_produced, INVALID_CARGO, MAX_CARGOES);
    01504   }
    01505
    01512   int ConnectCargo(CargoID cargo, bool producer)
    01513   {
    01514     assert(this->type == CFT_CARGO);
    01515     if (cargo == INVALID_CARGO) return -1;
    01516
    01517     /* Find the vertical cargo column carrying the cargo. */
    01518     int column = -1;
    01519     for (int i = 0; i < this->u.cargo.num_cargoes; i++) {
    01520       if (cargo == this->u.cargo.vertical_cargoes[i]) {
    01521         column = i;
    01522         break;
    01523       }
    01524     }
    01525     if (column < 0) return -1;
    01526
    01527     if (producer) {
    01528       assert(this->u.cargo.supp_cargoes[column] == INVALID_CARGO);
    01529       this->u.cargo.supp_cargoes[column]  = column;
    01530     } else {
    01531       assert(this->u.cargo.cust_cargoes[column] == INVALID_CARGO);
    01532       this->u.cargo.cust_cargoes[column] = column;
    01533     }
    01534     return column;
    01535   }
    01536
    01541   bool HasConnection()
    01542   {
    01543     assert(this->type == CFT_CARGO);
    01544
    01545     for (uint i = 0; i < MAX_CARGOES; i++) {
    01546       if (this->u.cargo.supp_cargoes[i] != INVALID_CARGO) return true;
    01547       if (this->u.cargo.cust_cargoes[i] != INVALID_CARGO) return true;
    01548     }
    01549     return false;
    01550   }
    01551
    01561   void MakeCargo(const CargoID *cargoes, uint length, int count = -1, bool top_end = false, bool bottom_end = false)
    01562   {
    01563     this->type = CFT_CARGO;
    01564     uint i;
    01565     uint num = 0;
    01566     for (i = 0; i < MAX_CARGOES && i < length; i++) {
    01567       if (cargoes[i] != INVALID_CARGO) {
    01568         this->u.cargo.vertical_cargoes[num] = cargoes[i];
    01569         num++;
    01570       }
    01571     }
    01572     this->u.cargo.num_cargoes = (count < 0) ? num : count;
    01573     for (; num < MAX_CARGOES; num++) this->u.cargo.vertical_cargoes[num] = INVALID_CARGO;
    01574     this->u.cargo.top_end = top_end;
    01575     this->u.cargo.bottom_end = bottom_end;
    01576     MemSetT(this->u.cargo.supp_cargoes, INVALID_CARGO, MAX_CARGOES);
    01577     MemSetT(this->u.cargo.cust_cargoes, INVALID_CARGO, MAX_CARGOES);
    01578   }
    01579
    01586   void MakeCargoLabel(const CargoID *cargoes, uint length, bool left_align)
    01587   {
    01588     this->type = CFT_CARGO_LABEL;
    01589     uint i;
    01590     for (i = 0; i < MAX_CARGOES && i < length; i++) this->u.cargo_label.cargoes[i] = cargoes[i];
    01591     for (; i < MAX_CARGOES; i++) this->u.cargo_label.cargoes[i] = INVALID_CARGO;
    01592     this->u.cargo_label.left_align = left_align;
    01593   }
    01594
    01599   void MakeHeader(StringID textid)
    01600   {
    01601     this->type = CFT_HEADER;
    01602     this->u.header = textid;
    01603   }
    01604
    01610   int GetCargoBase(int xpos) const
    01611   {
    01612     assert(this->type == CFT_CARGO);
    01613
    01614     switch (this->u.cargo.num_cargoes) {
    01615       case 0: return xpos + CARGO_FIELD_WIDTH / 2;
    01616       case 1: return xpos + CARGO_FIELD_WIDTH / 2 - HOR_CARGO_WIDTH / 2;
    01617       case 2: return xpos + CARGO_FIELD_WIDTH / 2 - HOR_CARGO_WIDTH - HOR_CARGO_SPACE / 2;
    01618       case 3: return xpos + CARGO_FIELD_WIDTH / 2 - HOR_CARGO_WIDTH - HOR_CARGO_SPACE - HOR_CARGO_WIDTH / 2;
    01619       default: NOT_REACHED();
    01620     }
    01621   }
    01622
    01628   void Draw(int xpos, int ypos) const
    01629   {
    01630     switch (this->type) {
    01631       case CFT_EMPTY:
    01632       case CFT_SMALL_EMPTY:
    01633         break;
    01634
    01635       case CFT_HEADER:
    01636         ypos += (small_height - FONT_HEIGHT_NORMAL) / 2;
    01637         DrawString(xpos, xpos + industry_width, ypos, this->u.header, TC_WHITE, SA_HOR_CENTER);
    01638         break;
    01639
    01640       case CFT_INDUSTRY: {
    01641         int ypos1 = ypos + VERT_INTER_INDUSTRY_SPACE / 2;
    01642         int ypos2 = ypos + normal_height - 1 - VERT_INTER_INDUSTRY_SPACE / 2;
    01643         int xpos2 = xpos + industry_width - 1;
    01644         GfxDrawLine(xpos,  ypos1, xpos2, ypos1, INDUSTRY_LINE_COLOUR);
    01645         GfxDrawLine(xpos,  ypos1, xpos,  ypos2, INDUSTRY_LINE_COLOUR);
    01646         GfxDrawLine(xpos,  ypos2, xpos2, ypos2, INDUSTRY_LINE_COLOUR);
    01647         GfxDrawLine(xpos2, ypos1, xpos2, ypos2, INDUSTRY_LINE_COLOUR);
    01648         ypos += (normal_height - FONT_HEIGHT_NORMAL) / 2;
    01649         if (this->u.industry.ind_type < NUM_INDUSTRYTYPES) {
    01650           const IndustrySpec *indsp = GetIndustrySpec(this->u.industry.ind_type);
    01651           SetDParam(0, indsp->name);
    01652           DrawString(xpos, xpos2, ypos, STR_JUST_STRING, TC_WHITE, SA_HOR_CENTER);
    01653
    01654           /* Draw the industry legend. */
    01655           int blob_left, blob_right;
    01656           if (_current_text_dir == TD_RTL) {
    01657             blob_right = xpos2 - BLOB_DISTANCE;
    01658             blob_left  = blob_right - BLOB_WIDTH;
    01659           } else {
    01660             blob_left  = xpos + BLOB_DISTANCE;
    01661             blob_right = blob_left + BLOB_WIDTH;
    01662           }
    01663           GfxFillRect(blob_left,     ypos2 - BLOB_DISTANCE - BLOB_HEIGHT,     blob_right,     ypos2 - BLOB_DISTANCE,     PC_BLACK); // Border
    01664           GfxFillRect(blob_left + 1, ypos2 - BLOB_DISTANCE - BLOB_HEIGHT + 1, blob_right - 1, ypos2 - BLOB_DISTANCE - 1, indsp->map_colour);
    01665         } else {
    01666           DrawString(xpos, xpos2, ypos, STR_INDUSTRY_CARGOES_HOUSES, TC_FROMSTRING, SA_HOR_CENTER);
    01667         }
    01668
    01669         /* Draw the other_produced/other_accepted cargoes. */
    01670         const CargoID *other_right, *other_left;
    01671         if (_current_text_dir == TD_RTL) {
    01672           other_right = this->u.industry.other_accepted;
    01673           other_left  = this->u.industry.other_produced;
    01674         } else {
    01675           other_right = this->u.industry.other_produced;
    01676           other_left  = this->u.industry.other_accepted;
    01677         }
    01678         ypos1 += VERT_CARGO_EDGE;
    01679         for (uint i = 0; i < MAX_CARGOES; i++) {
    01680           if (other_right[i] != INVALID_CARGO) {
    01681             const CargoSpec *csp = CargoSpec::Get(other_right[i]);
    01682             int xp = xpos + industry_width + CARGO_STUB_WIDTH;
    01683             DrawHorConnection(xpos + industry_width, xp - 1, ypos1, csp);
    01684             GfxDrawLine(xp, ypos1, xp, ypos1 + FONT_HEIGHT_NORMAL - 1, CARGO_LINE_COLOUR);
    01685           }
    01686           if (other_left[i] != INVALID_CARGO) {
    01687             const CargoSpec *csp = CargoSpec::Get(other_left[i]);
    01688             int xp = xpos - CARGO_STUB_WIDTH;
    01689             DrawHorConnection(xp + 1, xpos - 1, ypos1, csp);
    01690             GfxDrawLine(xp, ypos1, xp, ypos1 + FONT_HEIGHT_NORMAL - 1, CARGO_LINE_COLOUR);
    01691           }
    01692           ypos1 += FONT_HEIGHT_NORMAL + VERT_CARGO_SPACE;
    01693         }
    01694         break;
    01695       }
    01696
    01697       case CFT_CARGO: {
    01698         int cargo_base = this->GetCargoBase(xpos);
    01699         int top = ypos + (this->u.cargo.top_end ? VERT_INTER_INDUSTRY_SPACE / 2 + 1 : 0);
    01700         int bot = ypos - (this->u.cargo.bottom_end ? VERT_INTER_INDUSTRY_SPACE / 2 + 1 : 0) + normal_height - 1;
    01701         int colpos = cargo_base;
    01702         for (int i = 0; i < this->u.cargo.num_cargoes; i++) {
    01703           if (this->u.cargo.top_end) GfxDrawLine(colpos, top - 1, colpos + HOR_CARGO_WIDTH - 1, top - 1, CARGO_LINE_COLOUR);
    01704           if (this->u.cargo.bottom_end) GfxDrawLine(colpos, bot + 1, colpos + HOR_CARGO_WIDTH - 1, bot + 1, CARGO_LINE_COLOUR);
    01705           GfxDrawLine(colpos, top, colpos, bot, CARGO_LINE_COLOUR);
    01706           colpos++;
    01707           const CargoSpec *csp = CargoSpec::Get(this->u.cargo.vertical_cargoes[i]);
    01708           GfxFillRect(colpos, top, colpos + HOR_CARGO_WIDTH - 2, bot, csp->legend_colour, FILLRECT_OPAQUE);
    01709           colpos += HOR_CARGO_WIDTH - 2;
    01710           GfxDrawLine(colpos, top, colpos, bot, CARGO_LINE_COLOUR);
    01711           colpos += 1 + HOR_CARGO_SPACE;
    01712         }
    01713
    01714         const CargoID *hor_left, *hor_right;
    01715         if (_current_text_dir == TD_RTL) {
    01716           hor_left  = this->u.cargo.cust_cargoes;
    01717           hor_right = this->u.cargo.supp_cargoes;
    01718         } else {
    01719           hor_left  = this->u.cargo.supp_cargoes;
    01720           hor_right = this->u.cargo.cust_cargoes;
    01721         }
    01722         ypos += VERT_CARGO_EDGE + VERT_INTER_INDUSTRY_SPACE / 2;
    01723         for (uint i = 0; i < MAX_CARGOES; i++) {
    01724           if (hor_left[i] != INVALID_CARGO) {
    01725             int col = hor_left[i];
    01726             int dx = 0;
    01727             const CargoSpec *csp = CargoSpec::Get(this->u.cargo.vertical_cargoes[col]);
    01728             for (; col > 0; col--) {
    01729               int lf = cargo_base + col * HOR_CARGO_WIDTH + (col - 1) * HOR_CARGO_SPACE;
    01730               DrawHorConnection(lf, lf + HOR_CARGO_SPACE - dx, ypos, csp);
    01731               dx = 1;
    01732             }
    01733             DrawHorConnection(xpos, cargo_base - dx, ypos, csp);
    01734           }
    01735           if (hor_right[i] != INVALID_CARGO) {
    01736             int col = hor_right[i];
    01737             int dx = 0;
    01738             const CargoSpec *csp = CargoSpec::Get(this->u.cargo.vertical_cargoes[col]);
    01739             for (; col < this->u.cargo.num_cargoes - 1; col++) {
    01740               int lf = cargo_base + (col + 1) * HOR_CARGO_WIDTH + col * HOR_CARGO_SPACE;
    01741               DrawHorConnection(lf + dx - 1, lf + HOR_CARGO_SPACE - 1, ypos, csp);
    01742               dx = 1;
    01743             }
    01744             DrawHorConnection(cargo_base + col * HOR_CARGO_SPACE + (col + 1) * HOR_CARGO_WIDTH - 1 + dx, xpos + CARGO_FIELD_WIDTH - 1, ypos, csp);
    01745           }
    01746           ypos += FONT_HEIGHT_NORMAL + VERT_CARGO_SPACE;
    01747         }
    01748         break;
    01749       }
    01750
    01751       case CFT_CARGO_LABEL:
    01752         ypos += VERT_CARGO_EDGE + VERT_INTER_INDUSTRY_SPACE / 2;
    01753         for (uint i = 0; i < MAX_CARGOES; i++) {
    01754           if (this->u.cargo_label.cargoes[i] != INVALID_CARGO) {
    01755             const CargoSpec *csp = CargoSpec::Get(this->u.cargo_label.cargoes[i]);
    01756             DrawString(xpos + WD_FRAMERECT_LEFT, xpos + industry_width - 1 - WD_FRAMERECT_RIGHT, ypos, csp->name, TC_WHITE,
    01757                 (this->u.cargo_label.left_align) ? SA_LEFT : SA_RIGHT);
    01758           }
    01759           ypos += FONT_HEIGHT_NORMAL + VERT_CARGO_SPACE;
    01760         }
    01761         break;
    01762
    01763       default:
    01764         NOT_REACHED();
    01765     }
    01766   }
    01767
    01775   CargoID CargoClickedAt(const CargoesField *left, const CargoesField *right, Point pt) const
    01776   {
    01777     assert(this->type == CFT_CARGO);
    01778
    01779     /* Vertical matching. */
    01780     int cpos = this->GetCargoBase(0);
    01781     uint col;
    01782     for (col = 0; col < this->u.cargo.num_cargoes; col++) {
    01783       if (pt.x < cpos) break;
    01784       if (pt.x < cpos + CargoesField::HOR_CARGO_WIDTH) return this->u.cargo.vertical_cargoes[col];
    01785       cpos += CargoesField::HOR_CARGO_WIDTH + CargoesField::HOR_CARGO_SPACE;
    01786     }
    01787     /* col = 0 -> left of first col, 1 -> left of 2nd col, ... this->u.cargo.num_cargoes right of last-col. */
    01788
    01789     int vpos = VERT_INTER_INDUSTRY_SPACE / 2 + VERT_CARGO_EDGE;
    01790     uint row;
    01791     for (row = 0; row < MAX_CARGOES; row++) {
    01792       if (pt.y < vpos) return INVALID_CARGO;
    01793       if (pt.y < vpos + FONT_HEIGHT_NORMAL) break;
    01794       vpos += FONT_HEIGHT_NORMAL + VERT_CARGO_SPACE;
    01795     }
    01796     if (row == MAX_CARGOES) return INVALID_CARGO;
    01797
    01798     /* row = 0 -> at first horizontal row, row = 1 -> second horizontal row, 2 = 3rd horizontal row. */
    01799     if (col == 0) {
    01800       if (this->u.cargo.supp_cargoes[row] != INVALID_CARGO) return this->u.cargo.vertical_cargoes[this->u.cargo.supp_cargoes[row]];
    01801       if (left != NULL) {
    01802         if (left->type == CFT_INDUSTRY) return left->u.industry.other_produced[row];
    01803         if (left->type == CFT_CARGO_LABEL && !left->u.cargo_label.left_align) return left->u.cargo_label.cargoes[row];
    01804       }
    01805       return INVALID_CARGO;
    01806     }
    01807     if (col == this->u.cargo.num_cargoes) {
    01808       if (this->u.cargo.cust_cargoes[row] != INVALID_CARGO) return this->u.cargo.vertical_cargoes[this->u.cargo.cust_cargoes[row]];
    01809       if (right != NULL) {
    01810         if (right->type == CFT_INDUSTRY) return right->u.industry.other_accepted[row];
    01811         if (right->type == CFT_CARGO_LABEL && right->u.cargo_label.left_align) return right->u.cargo_label.cargoes[row];
    01812       }
    01813       return INVALID_CARGO;
    01814     }
    01815     if (row >= col) {
    01816       /* Clicked somewhere in-between vertical cargo connection.
    01817        * Since the horizontal connection is made in the same order as the vertical list, the above condition
    01818        * ensures we are left-below the main diagonal, thus at the supplying side.
    01819        */
    01820       return (this->u.cargo.supp_cargoes[row] != INVALID_CARGO) ? this->u.cargo.vertical_cargoes[this->u.cargo.supp_cargoes[row]] : INVALID_CARGO;
    01821     } else {
    01822       /* Clicked at a customer connection. */
    01823       return (this->u.cargo.cust_cargoes[row] != INVALID_CARGO) ? this->u.cargo.vertical_cargoes[this->u.cargo.cust_cargoes[row]] : INVALID_CARGO;
    01824     }
    01825   }
    01826
    01832   CargoID CargoLabelClickedAt(Point pt) const
    01833   {
    01834     assert(this->type == CFT_CARGO_LABEL);
    01835
    01836     int vpos = VERT_INTER_INDUSTRY_SPACE / 2 + VERT_CARGO_EDGE;
    01837     uint row;
    01838     for (row = 0; row < MAX_CARGOES; row++) {
    01839       if (pt.y < vpos) return INVALID_CARGO;
    01840       if (pt.y < vpos + FONT_HEIGHT_NORMAL) break;
    01841       vpos += FONT_HEIGHT_NORMAL + VERT_CARGO_SPACE;
    01842     }
    01843     if (row == MAX_CARGOES) return INVALID_CARGO;
    01844     return this->u.cargo_label.cargoes[row];
    01845   }
    01846
    01847 private:
    01855   static void DrawHorConnection(int left, int right, int top, const CargoSpec *csp)
    01856   {
    01857     GfxDrawLine(left, top, right, top, CARGO_LINE_COLOUR);
    01858     GfxFillRect(left, top + 1, right, top + FONT_HEIGHT_NORMAL - 2, csp->legend_colour, FILLRECT_OPAQUE);
    01859     GfxDrawLine(left, top + FONT_HEIGHT_NORMAL - 1, right, top + FONT_HEIGHT_NORMAL - 1, CARGO_LINE_COLOUR);
    01860   }
    01861 };
    01862
    01863 assert_compile(MAX_CARGOES >= cpp_lengthof(IndustrySpec, produced_cargo));
    01864 assert_compile(MAX_CARGOES >= cpp_lengthof(IndustrySpec, accepts_cargo));
    01865
    01866 int CargoesField::small_height;
    01867 int CargoesField::normal_height;
    01868 int CargoesField::industry_width;
    01869 const int CargoesField::VERT_INTER_INDUSTRY_SPACE = 6;
    01870
    01871 const int CargoesField::HOR_CARGO_BORDER_SPACE = 15;
    01872 const int CargoesField::CARGO_STUB_WIDTH       = 10;
    01873 const int CargoesField::HOR_CARGO_WIDTH        = 15;
    01874 const int CargoesField::HOR_CARGO_SPACE        =  5;
    01875 const int CargoesField::VERT_CARGO_EDGE        =  4;
    01876 const int CargoesField::VERT_CARGO_SPACE       =  4;
    01877
    01878 const int CargoesField::BLOB_DISTANCE =  5;
    01879 const int CargoesField::BLOB_WIDTH    = 12;
    01880 const int CargoesField::BLOB_HEIGHT   =  9;
    01881
    01883 const int CargoesField::CARGO_FIELD_WIDTH = HOR_CARGO_BORDER_SPACE * 2 + HOR_CARGO_WIDTH * MAX_CARGOES + HOR_CARGO_SPACE * (MAX_CARGOES - 1);
    01884
    01885 const int CargoesField::INDUSTRY_LINE_COLOUR = PC_YELLOW;
    01886 const int CargoesField::CARGO_LINE_COLOUR    = PC_YELLOW;
    01887
    01889 struct CargoesRow {
    01890   CargoesField columns[5];
    01891
    01896   void ConnectIndustryProduced(int column)
    01897   {
    01898     CargoesField *ind_fld   = this->columns + column;
    01899     CargoesField *cargo_fld = this->columns + column + 1;
    01900     assert(ind_fld->type == CFT_INDUSTRY && cargo_fld->type == CFT_CARGO);
    01901
    01902     MemSetT(ind_fld->u.industry.other_produced, INVALID_CARGO, MAX_CARGOES);
    01903
    01904     if (ind_fld->u.industry.ind_type < NUM_INDUSTRYTYPES) {
    01905       CargoID others[MAX_CARGOES]; // Produced cargoes not carried in the cargo column.
    01906       int other_count = 0;
    01907
    01908       const IndustrySpec *indsp = GetIndustrySpec(ind_fld->u.industry.ind_type);
    01909       for (uint i = 0; i < lengthof(indsp->produced_cargo); i++) {
    01910         int col = cargo_fld->ConnectCargo(indsp->produced_cargo[i], true);
    01911         if (col < 0) others[other_count++] = indsp->produced_cargo[i];
    01912       }
    01913
    01914       /* Allocate other cargoes in the empty holes of the horizontal cargo connections. */
    01915       for (uint i = 0; i < MAX_CARGOES && other_count > 0; i++) {
    01916         if (cargo_fld->u.cargo.supp_cargoes[i] == INVALID_CARGO) ind_fld->u.industry.other_produced[i] = others[--other_count];
    01917       }
    01918     } else {
    01919       /* Houses only display what is demanded. */
    01920       for (uint i = 0; i < cargo_fld->u.cargo.num_cargoes; i++) {
    01921         CargoID cid = cargo_fld->u.cargo.vertical_cargoes[i];
    01922         if (cid == CT_PASSENGERS || cid == CT_MAIL) cargo_fld->ConnectCargo(cid, true);
    01923       }
    01924     }
    01925   }
    01926
    01932   void MakeCargoLabel(int column, bool accepting)
    01933   {
    01934     CargoID cargoes[MAX_CARGOES];
    01935     MemSetT(cargoes, INVALID_CARGO, lengthof(cargoes));
    01936
    01937     CargoesField *label_fld = this->columns + column;
    01938     CargoesField *cargo_fld = this->columns + (accepting ? column - 1 : column + 1);
    01939
    01940     assert(cargo_fld->type == CFT_CARGO && label_fld->type == CFT_EMPTY);
    01941     for (uint i = 0; i < cargo_fld->u.cargo.num_cargoes; i++) {
    01942       int col = cargo_fld->ConnectCargo(cargo_fld->u.cargo.vertical_cargoes[i], !accepting);
    01943       cargoes[col] = cargo_fld->u.cargo.vertical_cargoes[i];
    01944     }
    01945     label_fld->MakeCargoLabel(cargoes, lengthof(cargoes), accepting);
    01946   }
    01947
    01948
    01953   void ConnectIndustryAccepted(int column)
    01954   {
    01955     CargoesField *ind_fld   = this->columns + column;
    01956     CargoesField *cargo_fld = this->columns + column - 1;
    01957     assert(ind_fld->type == CFT_INDUSTRY && cargo_fld->type == CFT_CARGO);
    01958
    01959     MemSetT(ind_fld->u.industry.other_accepted, INVALID_CARGO, MAX_CARGOES);
    01960
    01961     if (ind_fld->u.industry.ind_type < NUM_INDUSTRYTYPES) {
    01962       CargoID others[MAX_CARGOES]; // Accepted cargoes not carried in the cargo column.
    01963       int other_count = 0;
    01964
    01965       const IndustrySpec *indsp = GetIndustrySpec(ind_fld->u.industry.ind_type);
    01966       for (uint i = 0; i < lengthof(indsp->accepts_cargo); i++) {
    01967         int col = cargo_fld->ConnectCargo(indsp->accepts_cargo[i], false);
    01968         if (col < 0) others[other_count++] = indsp->accepts_cargo[i];
    01969       }
    01970
    01971       /* Allocate other cargoes in the empty holes of the horizontal cargo connections. */
    01972       for (uint i = 0; i < MAX_CARGOES && other_count > 0; i++) {
    01973         if (cargo_fld->u.cargo.cust_cargoes[i] == INVALID_CARGO) ind_fld->u.industry.other_accepted[i] = others[--other_count];
    01974       }
    01975     } else {
    01976       /* Houses only display what is demanded. */
    01977       for (uint i = 0; i < cargo_fld->u.cargo.num_cargoes; i++) {
    01978         for (uint h = 0; h < HOUSE_MAX; h++) {
    01979           HouseSpec *hs = HouseSpec::Get(h);
    01980           if (!hs->enabled) continue;
    01981
    01982           for (uint j = 0; j < lengthof(hs->accepts_cargo); j++) {
    01983             if (cargo_fld->u.cargo.vertical_cargoes[i] == hs->accepts_cargo[j]) {
    01984               cargo_fld->ConnectCargo(cargo_fld->u.cargo.vertical_cargoes[i], false);
    01985               goto next_cargo;
    01986             }
    01987           }
    01988         }
    01989 next_cargo: ;
    01990       }
    01991     }
    01992   }
    01993 };
    01994
    01995
    02023 struct IndustryCargoesWindow : public Window {
    02024   static const int HOR_TEXT_PADDING, VERT_TEXT_PADDING;
    02025
    02026   typedef SmallVector<CargoesRow, 4> Fields;
    02027
    02028   Fields fields;
    02029   uint ind_cargo;
    02030   Dimension cargo_textsize;
    02031   Dimension ind_textsize;
    02032   Scrollbar *vscroll;
    02033
    02034   IndustryCargoesWindow(int id) : Window()
    02035   {
    02036     this->OnInit();
    02037     this->CreateNestedTree(&_industry_cargoes_desc);
    02038     this->vscroll = this->GetScrollbar(WID_IC_SCROLLBAR);
    02039     this->FinishInitNested(&_industry_cargoes_desc, 0);
    02040     this->OnInvalidateData(id);
    02041   }
    02042
    02043   virtual void OnInit()
    02044   {
    02045     /* Initialize static CargoesField size variables. */
    02046     Dimension d = GetStringBoundingBox(STR_INDUSTRY_CARGOES_PRODUCERS);
    02047     d = maxdim(d, GetStringBoundingBox(STR_INDUSTRY_CARGOES_CUSTOMERS));
    02048     d.width  += WD_FRAMETEXT_LEFT + WD_FRAMETEXT_RIGHT;
    02049     d.height += WD_FRAMETEXT_TOP + WD_FRAMETEXT_BOTTOM;
    02050     CargoesField::small_height = d.height;
    02051
    02052     /* Decide about the size of the box holding the text of an industry type. */
    02053     this->ind_textsize.width = 0;
    02054     this->ind_textsize.height = 0;
    02055     for (IndustryType it = 0; it < NUM_INDUSTRYTYPES; it++) {
    02056       const IndustrySpec *indsp = GetIndustrySpec(it);
    02057       if (!indsp->enabled) continue;
    02058       this->ind_textsize = maxdim(this->ind_textsize, GetStringBoundingBox(indsp->name));
    02059     }
    02060     d.width = max(d.width, this->ind_textsize.width);
    02061     d.height = this->ind_textsize.height;
    02062     this->ind_textsize = maxdim(this->ind_textsize, GetStringBoundingBox(STR_INDUSTRY_CARGOES_SELECT_INDUSTRY));
    02063
    02064     /* Compute max size of the cargo texts. */
    02065     this->cargo_textsize.width = 0;
    02066     this->cargo_textsize.height = 0;
    02067     for (uint i = 0; i < NUM_CARGO; i++) {
    02068       const CargoSpec *csp = CargoSpec::Get(i);
    02069       if (!csp->IsValid()) continue;
    02070       this->cargo_textsize = maxdim(this->cargo_textsize, GetStringBoundingBox(csp->name));
    02071     }
    02072     d = maxdim(d, this->cargo_textsize); // Box must also be wide enough to hold any cargo label.
    02073     this->cargo_textsize = maxdim(this->cargo_textsize, GetStringBoundingBox(STR_INDUSTRY_CARGOES_SELECT_CARGO));
    02074
    02075     d.width  += 2 * HOR_TEXT_PADDING;
    02076     /* Ensure the height is enough for the industry type text, for the horizontal connections, and for the cargo labels. */
    02077     uint min_ind_height = CargoesField::VERT_CARGO_EDGE * 2 + MAX_CARGOES * FONT_HEIGHT_NORMAL + (MAX_CARGOES - 1) *  CargoesField::VERT_CARGO_SPACE;
    02078     d.height = max(d.height + 2 * VERT_TEXT_PADDING, min_ind_height);
    02079
    02080     CargoesField::industry_width = d.width;
    02081     CargoesField::normal_height = d.height + CargoesField::VERT_INTER_INDUSTRY_SPACE;
    02082   }
    02083
    02084   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    02085   {
    02086     switch (widget) {
    02087       case WID_IC_PANEL:
    02088         size->width = WD_FRAMETEXT_LEFT + CargoesField::industry_width * 3 + CargoesField::CARGO_FIELD_WIDTH * 2 + WD_FRAMETEXT_RIGHT;
    02089         break;
    02090
    02091       case WID_IC_IND_DROPDOWN:
    02092         size->width = max(size->width, this->ind_textsize.width + padding.width);
    02093         break;
    02094
    02095       case WID_IC_CARGO_DROPDOWN:
    02096         size->width = max(size->width, this->cargo_textsize.width + padding.width);
    02097         break;
    02098     }
    02099   }
    02100
    02101
    02102   CargoesFieldType type;
    02103   virtual void SetStringParameters  (int widget) const
    02104   {
    02105     if (widget != WID_IC_CAPTION) return;
    02106
    02107     if (this->ind_cargo < NUM_INDUSTRYTYPES) {
    02108       const IndustrySpec *indsp = GetIndustrySpec(this->ind_cargo);
    02109       SetDParam(0, indsp->name);
    02110     } else {
    02111       const CargoSpec *csp = CargoSpec::Get(this->ind_cargo - NUM_INDUSTRYTYPES);
    02112       SetDParam(0, csp->name);
    02113     }
    02114   }
    02115
    02124   static bool HasCommonValidCargo(const CargoID *cargoes1, uint length1, const CargoID *cargoes2, uint length2)
    02125   {
    02126     while (length1 > 0) {
    02127       if (*cargoes1 != INVALID_CARGO) {
    02128         for (uint i = 0; i < length2; i++) if (*cargoes1 == cargoes2[i]) return true;
    02129       }
    02130       cargoes1++;
    02131       length1--;
    02132     }
    02133     return false;
    02134   }
    02135
    02142   static bool HousesCanSupply(const CargoID *cargoes, uint length)
    02143   {
    02144     for (uint i = 0; i < length; i++) {
    02145       if (cargoes[i] == INVALID_CARGO) continue;
    02146       if (cargoes[i] == CT_PASSENGERS || cargoes[i] == CT_MAIL) return true;
    02147     }
    02148     return false;
    02149   }
    02150
    02157   static bool HousesCanAccept(const CargoID *cargoes, uint length)
    02158   {
    02159     HouseZones climate_mask;
    02160     switch (_settings_game.game_creation.landscape) {
    02161       case LT_TEMPERATE: climate_mask = HZ_TEMP; break;
    02162       case LT_ARCTIC:    climate_mask = HZ_SUBARTC_ABOVE | HZ_SUBARTC_BELOW; break;
    02163       case LT_TROPIC:    climate_mask = HZ_SUBTROPIC; break;
    02164       case LT_TOYLAND:   climate_mask = HZ_TOYLND; break;
    02165       default: NOT_REACHED();
    02166     }
    02167     for (uint i = 0; i < length; i++) {
    02168       if (cargoes[i] == INVALID_CARGO) continue;
    02169
    02170       for (uint h = 0; h < HOUSE_MAX; h++) {
    02171         HouseSpec *hs = HouseSpec::Get(h);
    02172         if (!hs->enabled || !(hs->building_availability & climate_mask)) continue;
    02173
    02174         for (uint j = 0; j < lengthof(hs->accepts_cargo); j++) {
    02175           if (cargoes[i] == hs->accepts_cargo[j]) return true;
    02176         }
    02177       }
    02178     }
    02179     return false;
    02180   }
    02181
    02188   static int CountMatchingAcceptingIndustries(const CargoID *cargoes, uint length)
    02189   {
    02190     int count = 0;
    02191     for (IndustryType it = 0; it < NUM_INDUSTRYTYPES; it++) {
    02192       const IndustrySpec *indsp = GetIndustrySpec(it);
    02193       if (!indsp->enabled) continue;
    02194
    02195       if (HasCommonValidCargo(cargoes, length, indsp->accepts_cargo, lengthof(indsp->accepts_cargo))) count++;
    02196     }
    02197     return count;
    02198   }
    02199
    02206   static int CountMatchingProducingIndustries(const CargoID *cargoes, uint length)
    02207   {
    02208     int count = 0;
    02209     for (IndustryType it = 0; it < NUM_INDUSTRYTYPES; it++) {
    02210       const IndustrySpec *indsp = GetIndustrySpec(it);
    02211       if (!indsp->enabled) continue;
    02212
    02213       if (HasCommonValidCargo(cargoes, length, indsp->produced_cargo, lengthof(indsp->produced_cargo))) count++;
    02214     }
    02215     return count;
    02216   }
    02217
    02224   void ShortenCargoColumn(int column, int top, int bottom)
    02225   {
    02226     while (top < bottom && !this->fields[top].columns[column].HasConnection()) {
    02227       this->fields[top].columns[column].MakeEmpty(CFT_EMPTY);
    02228       top++;
    02229     }
    02230     this->fields[top].columns[column].u.cargo.top_end = true;
    02231
    02232     while (bottom > top && !this->fields[bottom].columns[column].HasConnection()) {
    02233       this->fields[bottom].columns[column].MakeEmpty(CFT_EMPTY);
    02234       bottom--;
    02235     }
    02236     this->fields[bottom].columns[column].u.cargo.bottom_end = true;
    02237   }
    02238
    02245   void PlaceIndustry(int row, int col, IndustryType it)
    02246   {
    02247     assert(this->fields[row].columns[col].type == CFT_EMPTY);
    02248     this->fields[row].columns[col].MakeIndustry(it);
    02249     if (col == 0) {
    02250       this->fields[row].ConnectIndustryProduced(col);
    02251     } else {
    02252       this->fields[row].ConnectIndustryAccepted(col);
    02253     }
    02254   }
    02255
    02259   void NotifySmallmap()
    02260   {
    02261     if (!this->IsWidgetLowered(WID_IC_NOTIFY)) return;
    02262
    02263     /* Only notify the smallmap window if it exists. In particular, do not
    02264      * bring it to the front to prevent messing up any nice layout of the user. */
    02265     InvalidateWindowClassesData(WC_SMALLMAP, 0);
    02266   }
    02267
    02272   void ComputeIndustryDisplay(IndustryType it)
    02273   {
    02274     this->GetWidget<NWidgetCore>(WID_IC_CAPTION)->widget_data = STR_INDUSTRY_CARGOES_INDUSTRY_CAPTION;
    02275     this->ind_cargo = it;
    02276     _displayed_industries = 1ULL << it;
    02277
    02278     this->fields.Clear();
    02279     CargoesRow *row = this->fields.Append();
    02280     row->columns[0].MakeHeader(STR_INDUSTRY_CARGOES_PRODUCERS);
    02281     row->columns[1].MakeEmpty(CFT_SMALL_EMPTY);
    02282     row->columns[2].MakeEmpty(CFT_SMALL_EMPTY);
    02283     row->columns[3].MakeEmpty(CFT_SMALL_EMPTY);
    02284     row->columns[4].MakeHeader(STR_INDUSTRY_CARGOES_CUSTOMERS);
    02285
    02286     const IndustrySpec *central_sp = GetIndustrySpec(it);
    02287     bool houses_supply = HousesCanSupply(central_sp->accepts_cargo, lengthof(central_sp->accepts_cargo));
    02288     bool houses_accept = HousesCanAccept(central_sp->produced_cargo, lengthof(central_sp->produced_cargo));
    02289     /* Make a field consisting of two cargo columns. */
    02290     int num_supp = CountMatchingProducingIndustries(central_sp->accepts_cargo, lengthof(central_sp->accepts_cargo)) + houses_supply;
    02291     int num_cust = CountMatchingAcceptingIndustries(central_sp->produced_cargo, lengthof(central_sp->produced_cargo)) + houses_accept;
    02292     int num_indrows = max(3, max(num_supp, num_cust)); // One is needed for the 'it' industry, and 2 for the cargo labels.
    02293     for (int i = 0; i < num_indrows; i++) {
    02294       CargoesRow *row = this->fields.Append();
    02295       row->columns[0].MakeEmpty(CFT_EMPTY);
    02296       row->columns[1].MakeCargo(central_sp->accepts_cargo, lengthof(central_sp->accepts_cargo));
    02297       row->columns[2].MakeEmpty(CFT_EMPTY);
    02298       row->columns[3].MakeCargo(central_sp->produced_cargo, lengthof(central_sp->produced_cargo));
    02299       row->columns[4].MakeEmpty(CFT_EMPTY);
    02300     }
    02301     /* Add central industry. */
    02302     int central_row = 1 + num_indrows / 2;
    02303     this->fields[central_row].columns[2].MakeIndustry(it);
    02304     this->fields[central_row].ConnectIndustryProduced(2);
    02305     this->fields[central_row].ConnectIndustryAccepted(2);
    02306
    02307     /* Add cargo labels. */
    02308     this->fields[central_row - 1].MakeCargoLabel(2, true);
    02309     this->fields[central_row + 1].MakeCargoLabel(2, false);
    02310
    02311     /* Add suppliers and customers of the 'it' industry. */
    02312     int supp_count = 0;
    02313     int cust_count = 0;
    02314     for (IndustryType it = 0; it < NUM_INDUSTRYTYPES; it++) {
    02315       const IndustrySpec *indsp = GetIndustrySpec(it);
    02316       if (!indsp->enabled) continue;
    02317
    02318       if (HasCommonValidCargo(central_sp->accepts_cargo, lengthof(central_sp->accepts_cargo), indsp->produced_cargo, lengthof(indsp->produced_cargo))) {
    02319         this->PlaceIndustry(1 + supp_count * num_indrows / num_supp, 0, it);
    02320         SetBit(_displayed_industries, it);
    02321         supp_count++;
    02322       }
    02323       if (HasCommonValidCargo(central_sp->produced_cargo, lengthof(central_sp->produced_cargo), indsp->accepts_cargo, lengthof(indsp->accepts_cargo))) {
    02324         this->PlaceIndustry(1 + cust_count * num_indrows / num_cust, 4, it);
    02325         SetBit(_displayed_industries, it);
    02326         cust_count++;
    02327       }
    02328     }
    02329     if (houses_supply) {
    02330       this->PlaceIndustry(1 + supp_count * num_indrows / num_supp, 0, NUM_INDUSTRYTYPES);
    02331       supp_count++;
    02332     }
    02333     if (houses_accept) {
    02334       this->PlaceIndustry(1 + cust_count * num_indrows / num_cust, 4, NUM_INDUSTRYTYPES);
    02335       cust_count++;
    02336     }
    02337
    02338     this->ShortenCargoColumn(1, 1, num_indrows);
    02339     this->ShortenCargoColumn(3, 1, num_indrows);
    02340     const NWidgetBase *nwp = this->GetWidget<NWidgetBase>(WID_IC_PANEL);
    02341     this->vscroll->SetCount(CeilDiv(WD_FRAMETEXT_TOP + WD_FRAMETEXT_BOTTOM + CargoesField::small_height + num_indrows * CargoesField::normal_height, nwp->resize_y));
    02342     this->SetDirty();
    02343     this->NotifySmallmap();
    02344   }
    02345
    02350   void ComputeCargoDisplay(CargoID cid)
    02351   {
    02352     this->GetWidget<NWidgetCore>(WID_IC_CAPTION)->widget_data = STR_INDUSTRY_CARGOES_CARGO_CAPTION;
    02353     this->ind_cargo = cid + NUM_INDUSTRYTYPES;
    02354     _displayed_industries = 0;
    02355
    02356     this->fields.Clear();
    02357     CargoesRow *row = this->fields.Append();
    02358     row->columns[0].MakeHeader(STR_INDUSTRY_CARGOES_PRODUCERS);
    02359     row->columns[1].MakeEmpty(CFT_SMALL_EMPTY);
    02360     row->columns[2].MakeHeader(STR_INDUSTRY_CARGOES_CUSTOMERS);
    02361     row->columns[3].MakeEmpty(CFT_SMALL_EMPTY);
    02362     row->columns[4].MakeEmpty(CFT_SMALL_EMPTY);
    02363
    02364     bool houses_supply = HousesCanSupply(&cid, 1);
    02365     bool houses_accept = HousesCanAccept(&cid, 1);
    02366     int num_supp = CountMatchingProducingIndustries(&cid, 1) + houses_supply + 1; // Ensure room for the cargo label.
    02367     int num_cust = CountMatchingAcceptingIndustries(&cid, 1) + houses_accept;
    02368     int num_indrows = max(num_supp, num_cust);
    02369     for (int i = 0; i < num_indrows; i++) {
    02370       CargoesRow *row = this->fields.Append();
    02371       row->columns[0].MakeEmpty(CFT_EMPTY);
    02372       row->columns[1].MakeCargo(&cid, 1);
    02373       row->columns[2].MakeEmpty(CFT_EMPTY);
    02374       row->columns[3].MakeEmpty(CFT_EMPTY);
    02375       row->columns[4].MakeEmpty(CFT_EMPTY);
    02376     }
    02377
    02378     this->fields[num_indrows].MakeCargoLabel(0, false); // Add cargo labels at the left bottom.
    02379
    02380     /* Add suppliers and customers of the cargo. */
    02381     int supp_count = 0;
    02382     int cust_count = 0;
    02383     for (IndustryType it = 0; it < NUM_INDUSTRYTYPES; it++) {
    02384       const IndustrySpec *indsp = GetIndustrySpec(it);
    02385       if (!indsp->enabled) continue;
    02386
    02387       if (HasCommonValidCargo(&cid, 1, indsp->produced_cargo, lengthof(indsp->produced_cargo))) {
    02388         this->PlaceIndustry(1 + supp_count * num_indrows / num_supp, 0, it);
    02389         SetBit(_displayed_industries, it);
    02390         supp_count++;
    02391       }
    02392       if (HasCommonValidCargo(&cid, 1, indsp->accepts_cargo, lengthof(indsp->accepts_cargo))) {
    02393         this->PlaceIndustry(1 + cust_count * num_indrows / num_cust, 2, it);
    02394         SetBit(_displayed_industries, it);
    02395         cust_count++;
    02396       }
    02397     }
    02398     if (houses_supply) {
    02399       this->PlaceIndustry(1 + supp_count * num_indrows / num_supp, 0, NUM_INDUSTRYTYPES);
    02400       supp_count++;
    02401     }
    02402     if (houses_accept) {
    02403       this->PlaceIndustry(1 + cust_count * num_indrows / num_cust, 2, NUM_INDUSTRYTYPES);
    02404       cust_count++;
    02405     }
    02406
    02407     this->ShortenCargoColumn(1, 1, num_indrows);
    02408     const NWidgetBase *nwp = this->GetWidget<NWidgetBase>(WID_IC_PANEL);
    02409     this->vscroll->SetCount(CeilDiv(WD_FRAMETEXT_TOP + WD_FRAMETEXT_BOTTOM + CargoesField::small_height + num_indrows * CargoesField::normal_height, nwp->resize_y));
    02410     this->SetDirty();
    02411     this->NotifySmallmap();
    02412   }
    02413
    02421   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    02422   {
    02423     if (!gui_scope) return;
    02424     if (data == NUM_INDUSTRYTYPES) {
    02425       if (this->IsWidgetLowered(WID_IC_NOTIFY)) {
    02426         this->RaiseWidget(WID_IC_NOTIFY);
    02427         this->SetWidgetDirty(WID_IC_NOTIFY);
    02428       }
    02429       return;
    02430     }
    02431
    02432     assert(data >= 0 && data < NUM_INDUSTRYTYPES);
    02433     this->ComputeIndustryDisplay(data);
    02434   }
    02435
    02436   virtual void DrawWidget(const Rect &r, int widget) const
    02437   {
    02438     if (widget != WID_IC_PANEL) return;
    02439
    02440     DrawPixelInfo tmp_dpi, *old_dpi;
    02441     int width = r.right - r.left + 1;
    02442     int height = r.bottom - r.top + 1 - WD_FRAMERECT_TOP - WD_FRAMERECT_BOTTOM;
    02443     if (!FillDrawPixelInfo(&tmp_dpi, r.left + WD_FRAMERECT_LEFT, r.top + WD_FRAMERECT_TOP, width, height)) return;
    02444     old_dpi = _cur_dpi;
    02445     _cur_dpi = &tmp_dpi;
    02446
    02447     int left_pos = WD_FRAMERECT_LEFT;
    02448     if (this->ind_cargo >= NUM_INDUSTRYTYPES) left_pos += (CargoesField::industry_width + CargoesField::CARGO_FIELD_WIDTH) / 2;
    02449     int last_column = (this->ind_cargo < NUM_INDUSTRYTYPES) ? 4 : 2;
    02450
    02451     const NWidgetBase *nwp = this->GetWidget<NWidgetBase>(WID_IC_PANEL);
    02452     int vpos = -this->vscroll->GetPosition() * nwp->resize_y;
    02453     for (uint i = 0; i < this->fields.Length(); i++) {
    02454       int row_height = (i == 0) ? CargoesField::small_height : CargoesField::normal_height;
    02455       if (vpos + row_height >= 0) {
    02456         int xpos = left_pos;
    02457         int col, dir;
    02458         if (_current_text_dir == TD_RTL) {
    02459           col = last_column;
    02460           dir = -1;
    02461         } else {
    02462           col = 0;
    02463           dir = 1;
    02464         }
    02465         while (col >= 0 && col <= last_column) {
    02466           this->fields[i].columns[col].Draw(xpos, vpos);
    02467           xpos += (col & 1) ? CargoesField::CARGO_FIELD_WIDTH : CargoesField::industry_width;
    02468           col += dir;
    02469         }
    02470       }
    02471       vpos += row_height;
    02472       if (vpos >= height) break;
    02473     }
    02474
    02475     _cur_dpi = old_dpi;
    02476   }
    02477
    02485   bool CalculatePositionInWidget(Point pt, Point *fieldxy, Point *xy)
    02486   {
    02487     const NWidgetBase *nw = this->GetWidget<NWidgetBase>(WID_IC_PANEL);
    02488     pt.x -= nw->pos_x;
    02489     pt.y -= nw->pos_y;
    02490
    02491     int vpos = WD_FRAMERECT_TOP + CargoesField::small_height - this->vscroll->GetPosition() * nw->resize_y;
    02492     if (pt.y < vpos) return false;
    02493
    02494     int row = (pt.y - vpos) / CargoesField::normal_height; // row is relative to row 1.
    02495     if (row + 1 >= (int)this->fields.Length()) return false;
    02496     vpos = pt.y - vpos - row * CargoesField::normal_height; // Position in the row + 1 field
    02497     row++; // rebase row to match index of this->fields.
    02498
    02499     int xpos = 2 * WD_FRAMERECT_LEFT + ((this->ind_cargo < NUM_INDUSTRYTYPES) ? 0 :  (CargoesField::industry_width + CargoesField::CARGO_FIELD_WIDTH) / 2);
    02500     if (pt.x < xpos) return false;
    02501     int column;
    02502     for (column = 0; column <= 5; column++) {
    02503       int width = (column & 1) ? CargoesField::CARGO_FIELD_WIDTH : CargoesField::industry_width;
    02504       if (pt.x < xpos + width) break;
    02505       xpos += width;
    02506     }
    02507     int num_columns = (this->ind_cargo < NUM_INDUSTRYTYPES) ? 4 : 2;
    02508     if (column > num_columns) return false;
    02509     xpos = pt.x - xpos;
    02510
    02511     /* Return both positions, compensating for RTL languages (which works due to the equal symmetry in both displays). */
    02512     fieldxy->y = row;
    02513     xy->y = vpos;
    02514     if (_current_text_dir == TD_RTL) {
    02515       fieldxy->x = num_columns - column;
    02516       xy->x = ((column & 1) ? CargoesField::CARGO_FIELD_WIDTH : CargoesField::industry_width) - xpos;
    02517     } else {
    02518       fieldxy->x = column;
    02519       xy->x = xpos;
    02520     }
    02521     return true;
    02522   }
    02523
    02524   virtual void OnClick(Point pt, int widget, int click_count)
    02525   {
    02526     switch (widget) {
    02527       case WID_IC_PANEL: {
    02528         Point fieldxy, xy;
    02529         if (!CalculatePositionInWidget(pt, &fieldxy, &xy)) return;
    02530
    02531         const CargoesField *fld = this->fields[fieldxy.y].columns + fieldxy.x;
    02532         switch (fld->type) {
    02533           case CFT_INDUSTRY:
    02534             if (fld->u.industry.ind_type < NUM_INDUSTRYTYPES) this->ComputeIndustryDisplay(fld->u.industry.ind_type);
    02535             break;
    02536
    02537           case CFT_CARGO: {
    02538             CargoesField *lft = (fieldxy.x > 0) ? this->fields[fieldxy.y].columns + fieldxy.x - 1 : NULL;
    02539             CargoesField *rgt = (fieldxy.x < 4) ? this->fields[fieldxy.y].columns + fieldxy.x + 1 : NULL;
    02540             CargoID cid = fld->CargoClickedAt(lft, rgt, xy);
    02541             if (cid != INVALID_CARGO) this->ComputeCargoDisplay(cid);
    02542             break;
    02543           }
    02544
    02545           case CFT_CARGO_LABEL: {
    02546             CargoID cid = fld->CargoLabelClickedAt(xy);
    02547             if (cid != INVALID_CARGO) this->ComputeCargoDisplay(cid);
    02548             break;
    02549           }
    02550
    02551           default:
    02552             break;
    02553         }
    02554         break;
    02555       }
    02556
    02557       case WID_IC_NOTIFY:
    02558         this->ToggleWidgetLoweredState(WID_IC_NOTIFY);
    02559         this->SetWidgetDirty(WID_IC_NOTIFY);
    02560         SndPlayFx(SND_15_BEEP);
    02561
    02562         if (this->IsWidgetLowered(WID_IC_NOTIFY)) {
    02563           if (FindWindowByClass(WC_SMALLMAP) == NULL) ShowSmallMap();
    02564           this->NotifySmallmap();
    02565         }
    02566         break;
    02567
    02568       case WID_IC_CARGO_DROPDOWN: {
    02569         DropDownList *lst = new DropDownList;
    02570         const CargoSpec *cs;
    02571         FOR_ALL_SORTED_STANDARD_CARGOSPECS(cs) {
    02572           lst->push_back(new DropDownListStringItem(cs->name, cs->Index(), false));
    02573         }
    02574         if (lst->size() == 0) {
    02575           delete lst;
    02576           break;
    02577         }
    02578         int selected = (this->ind_cargo >= NUM_INDUSTRYTYPES) ? this->ind_cargo - NUM_INDUSTRYTYPES : -1;
    02579         ShowDropDownList(this, lst, selected, WID_IC_CARGO_DROPDOWN, 0, true);
    02580         break;
    02581       }
    02582
    02583       case WID_IC_IND_DROPDOWN: {
    02584         DropDownList *lst = new DropDownList;
    02585         for (uint8 i = 0; i < NUM_INDUSTRYTYPES; i++) {
    02586           IndustryType ind = _sorted_industry_types[i];
    02587           const IndustrySpec *indsp = GetIndustrySpec(ind);
    02588           if (!indsp->enabled) continue;
    02589           lst->push_back(new DropDownListStringItem(indsp->name, ind, false));
    02590         }
    02591         if (lst->size() == 0) {
    02592           delete lst;
    02593           break;
    02594         }
    02595         int selected = (this->ind_cargo < NUM_INDUSTRYTYPES) ? this->ind_cargo : -1;
    02596         ShowDropDownList(this, lst, selected, WID_IC_IND_DROPDOWN, 0, true);
    02597         break;
    02598       }
    02599     }
    02600   }
    02601
    02602   virtual void OnDropdownSelect(int widget, int index)
    02603   {
    02604     if (index < 0) return;
    02605
    02606     switch (widget) {
    02607       case WID_IC_CARGO_DROPDOWN:
    02608         this->ComputeCargoDisplay(index);
    02609         break;
    02610
    02611       case WID_IC_IND_DROPDOWN:
    02612         this->ComputeIndustryDisplay(index);
    02613         break;
    02614     }
    02615   }
    02616
    02617   virtual void OnHover(Point pt, int widget)
    02618   {
    02619     if (widget != WID_IC_PANEL) return;
    02620
    02621     Point fieldxy, xy;
    02622     if (!CalculatePositionInWidget(pt, &fieldxy, &xy)) return;
    02623
    02624     const CargoesField *fld = this->fields[fieldxy.y].columns + fieldxy.x;
    02625     CargoID cid = INVALID_CARGO;
    02626     switch (fld->type) {
    02627       case CFT_CARGO: {
    02628         CargoesField *lft = (fieldxy.x > 0) ? this->fields[fieldxy.y].columns + fieldxy.x - 1 : NULL;
    02629         CargoesField *rgt = (fieldxy.x < 4) ? this->fields[fieldxy.y].columns + fieldxy.x + 1 : NULL;
    02630         cid = fld->CargoClickedAt(lft, rgt, xy);
    02631         break;
    02632       }
    02633
    02634       case CFT_CARGO_LABEL: {
    02635         cid = fld->CargoLabelClickedAt(xy);
    02636         break;
    02637       }
    02638
    02639       case CFT_INDUSTRY:
    02640         if (fld->u.industry.ind_type < NUM_INDUSTRYTYPES && (this->ind_cargo >= NUM_INDUSTRYTYPES || fieldxy.x != 2)) {
    02641           GuiShowTooltips(this, STR_INDUSTRY_CARGOES_INDUSTRY_TOOLTIP, 0, NULL, TCC_HOVER);
    02642         }
    02643         return;
    02644
    02645       default:
    02646         break;
    02647     }
    02648     if (cid != INVALID_CARGO && (this->ind_cargo < NUM_INDUSTRYTYPES || cid != this->ind_cargo - NUM_INDUSTRYTYPES)) {
    02649       const CargoSpec *csp = CargoSpec::Get(cid);
    02650       uint64 params[5];
    02651       params[0] = csp->name;
    02652       GuiShowTooltips(this, STR_INDUSTRY_CARGOES_CARGO_TOOLTIP, 1, params, TCC_HOVER);
    02653     }
    02654   }
    02655
    02656   virtual void OnResize()
    02657   {
    02658     this->vscroll->SetCapacityFromWidget(this, WID_IC_PANEL);
    02659   }
    02660 };
    02661
    02662 const int IndustryCargoesWindow::HOR_TEXT_PADDING  = 5;
    02663 const int IndustryCargoesWindow::VERT_TEXT_PADDING = 5;
    02664
    02669 static void ShowIndustryCargoesWindow(IndustryType id)
    02670 {
    02671   if (id >= NUM_INDUSTRYTYPES) {
    02672     for (uint8 i = 0; i < NUM_INDUSTRYTYPES; i++) {
    02673       const IndustrySpec *indsp = GetIndustrySpec(_sorted_industry_types[i]);
    02674       if (indsp->enabled) {
    02675         id = _sorted_industry_types[i];
    02676         break;
    02677       }
    02678     }
    02679     if (id >= NUM_INDUSTRYTYPES) return;
    02680   }
    02681
    02682   Window *w = BringWindowToFrontById(WC_INDUSTRY_CARGOES, 0);
    02683   if (w != NULL) {
    02684     w->InvalidateData(id);
    02685     return;
    02686   }
    02687   new IndustryCargoesWindow(id);
    02688 }
    02689
    02691 void ShowIndustryCargoesWindow()
    02692 {
    02693   ShowIndustryCargoesWindow(NUM_INDUSTRYTYPES);
    02694 }