# industry_gui.cpp

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    00001 /* $Id: industry_gui.cpp 26024 2013-11-17 13:35:48Z rubidium $ */
    00002
    00003 /*
    00004  * This file is part of OpenTTD.
    00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
    00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
    00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
    00008  */
    00009
    00012 #include "stdafx.h"
    00013 #include "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 industry 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         uint text_left, text_right, icon_left, icon_right;
    00383         if (_current_text_dir == TD_RTL) {
    00384           icon_right = r.right    - WD_MATRIX_RIGHT;
    00385           icon_left  = icon_right - 10;
    00386           text_right = icon_right - BuildIndustryWindow::MATRIX_TEXT_OFFSET;
    00387           text_left  = r.left     + WD_MATRIX_LEFT;
    00388         } else {
    00389           icon_left  = r.left     + WD_MATRIX_LEFT;
    00390           icon_right = icon_left  + 10;
    00391           text_left  = icon_left  + BuildIndustryWindow::MATRIX_TEXT_OFFSET;
    00392           text_right = r.right    - WD_MATRIX_RIGHT;
    00393         }
    00394
    00395         for (byte i = 0; i < this->vscroll->GetCapacity() && i + this->vscroll->GetPosition() < this->count; i++) {
    00396           int y = r.top + WD_MATRIX_TOP + i * this->resize.step_height;
    00397           bool selected = this->selected_index == i + this->vscroll->GetPosition();
    00398
    00399           if (this->index[i + this->vscroll->GetPosition()] == INVALID_INDUSTRYTYPE) {
    00400             DrawString(text_left, text_right, y, STR_FUND_INDUSTRY_MANY_RANDOM_INDUSTRIES, selected ? TC_WHITE : TC_ORANGE);
    00401             continue;
    00402           }
    00403           const IndustrySpec *indsp = GetIndustrySpec(this->index[i + this->vscroll->GetPosition()]);
    00404
    00405           /* Draw the name of the industry in white is selected, otherwise, in orange */
    00406           DrawString(text_left, text_right, y, indsp->name, selected ? TC_WHITE : TC_ORANGE);
    00407           GfxFillRect(icon_left,     y + 1, icon_right,     y + 7, selected ? PC_WHITE : PC_BLACK);
    00408           GfxFillRect(icon_left + 1, y + 2, icon_right - 1, y + 6, indsp->map_colour);
    00409         }
    00410         break;
    00411       }
    00412
    00413       case WID_DPI_INFOPANEL: {
    00414         int y      = r.top    + WD_FRAMERECT_TOP;
    00415         int bottom = r.bottom - WD_FRAMERECT_BOTTOM;
    00416         int left   = r.left   + WD_FRAMERECT_LEFT;
    00417         int right  = r.right  - WD_FRAMERECT_RIGHT;
    00418
    00419         if (this->selected_type == INVALID_INDUSTRYTYPE) {
    00420           DrawStringMultiLine(left, right, y,  bottom, STR_FUND_INDUSTRY_MANY_RANDOM_INDUSTRIES_TOOLTIP);
    00421           break;
    00422         }
    00423
    00424         const IndustrySpec *indsp = GetIndustrySpec(this->selected_type);
    00425
    00426         if (_game_mode != GM_EDITOR) {
    00427           SetDParam(0, indsp->GetConstructionCost());
    00428           DrawString(left, right, y, STR_FUND_INDUSTRY_INDUSTRY_BUILD_COST);
    00429           y += FONT_HEIGHT_NORMAL;
    00430         }
    00431
    00432         /* Draw the accepted cargoes, if any. Otherwise, will print "Nothing". */
    00433         char cargo_suffix[3][512];
    00434         GetAllCargoSuffixes(0, CST_FUND, NULL, this->selected_type, indsp, indsp->accepts_cargo, cargo_suffix);
    00435         StringID str = STR_INDUSTRY_VIEW_REQUIRES_CARGO;
    00436         byte p = 0;
    00437         SetDParam(0, STR_JUST_NOTHING);
    00438         SetDParamStr(1, "");
    00439         for (byte j = 0; j < lengthof(indsp->accepts_cargo); j++) {
    00440           if (indsp->accepts_cargo[j] == CT_INVALID) continue;
    00441           if (p > 0) str++;
    00442           SetDParam(p++, CargoSpec::Get(indsp->accepts_cargo[j])->name);
    00443           SetDParamStr(p++, cargo_suffix[j]);
    00444         }
    00445         DrawString(left, right, y, str);
    00446         y += FONT_HEIGHT_NORMAL;
    00447
    00448         /* Draw the produced cargoes, if any. Otherwise, will print "Nothing". */
    00449         GetAllCargoSuffixes(3, CST_FUND, NULL, this->selected_type, indsp, indsp->produced_cargo, cargo_suffix);
    00450         str = STR_INDUSTRY_VIEW_PRODUCES_CARGO;
    00451         p = 0;
    00452         SetDParam(0, STR_JUST_NOTHING);
    00453         SetDParamStr(1, "");
    00454         for (byte j = 0; j < lengthof(indsp->produced_cargo); j++) {
    00455           if (indsp->produced_cargo[j] == CT_INVALID) continue;
    00456           if (p > 0) str++;
    00457           SetDParam(p++, CargoSpec::Get(indsp->produced_cargo[j])->name);
    00458           SetDParamStr(p++, cargo_suffix[j]);
    00459         }
    00460         DrawString(left, right, y, str);
    00461         y += FONT_HEIGHT_NORMAL;
    00462
    00463         /* Get the additional purchase info text, if it has not already been queried. */
    00464         str = STR_NULL;
    00465         if (HasBit(indsp->callback_mask, CBM_IND_FUND_MORE_TEXT)) {
    00466           uint16 callback_res = GetIndustryCallback(CBID_INDUSTRY_FUND_MORE_TEXT, 0, 0, NULL, this->selected_type, INVALID_TILE);
    00467           if (callback_res != CALLBACK_FAILED && callback_res != 0x400) {
    00468             if (callback_res > 0x400) {
    00469               ErrorUnknownCallbackResult(indsp->grf_prop.grffile->grfid, CBID_INDUSTRY_FUND_MORE_TEXT, callback_res);
    00470             } else {
    00471               str = GetGRFStringID(indsp->grf_prop.grffile->grfid, 0xD000 + callback_res);  // No. here's the new string
    00472               if (str != STR_UNDEFINED) {
    00473                 StartTextRefStackUsage(6);
    00474                 DrawStringMultiLine(left, right, y, bottom, str, TC_YELLOW);
    00475                 StopTextRefStackUsage();
    00476               }
    00477             }
    00478           }
    00479         }
    00480         break;
    00481       }
    00482     }
    00483   }
    00484
    00485   virtual void OnClick(Point pt, int widget, int click_count)
    00486   {
    00487     switch (widget) {
    00488       case WID_DPI_MATRIX_WIDGET: {
    00489         int y = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_DPI_MATRIX_WIDGET);
    00490         if (y < this->count) { // Is it within the boundaries of available data?
    00491           this->selected_index = y;
    00492           this->selected_type = this->index[y];
    00493           const IndustrySpec *indsp = (this->selected_type == INVALID_INDUSTRYTYPE) ? NULL : GetIndustrySpec(this->selected_type);
    00494
    00495           this->SetDirty();
    00496
    00497           if (_thd.GetCallbackWnd() == this &&
    00498               ((_game_mode != GM_EDITOR && _settings_game.construction.raw_industry_construction == 2 && indsp != NULL && indsp->IsRawIndustry()) ||
    00499               this->selected_type == INVALID_INDUSTRYTYPE ||
    00500               !this->enabled[this->selected_index])) {
    00501             /* Reset the button state if going to prospecting or "build many industries" */
    00502             this->RaiseButtons();
    00503             ResetObjectToPlace();
    00504           }
    00505
    00506           this->SetButtons();
    00507           if (this->enabled[this->selected_index] && click_count > 1) this->OnClick(pt, WID_DPI_FUND_WIDGET, 1);
    00508         }
    00509         break;
    00510       }
    00511
    00512       case WID_DPI_DISPLAY_WIDGET:
    00513         if (this->selected_type != INVALID_INDUSTRYTYPE) ShowIndustryCargoesWindow(this->selected_type);
    00514         break;
    00515
    00516       case WID_DPI_FUND_WIDGET: {
    00517         if (this->selected_type == INVALID_INDUSTRYTYPE) {
    00518           this->HandleButtonClick(WID_DPI_FUND_WIDGET);
    00519
    00520           if (Town::GetNumItems() == 0) {
    00521             ShowErrorMessage(STR_ERROR_CAN_T_GENERATE_INDUSTRIES, STR_ERROR_MUST_FOUND_TOWN_FIRST, WL_INFO);
    00522           } else {
    00523             extern void GenerateIndustries();
    00524             _generating_world = true;
    00525             GenerateIndustries();
    00526             _generating_world = false;
    00527           }
    00528         } else if (_game_mode != GM_EDITOR && _settings_game.construction.raw_industry_construction == 2 && GetIndustrySpec(this->selected_type)->IsRawIndustry()) {
    00529           DoCommandP(0, this->selected_type, InteractiveRandom(), CMD_BUILD_INDUSTRY | CMD_MSG(STR_ERROR_CAN_T_CONSTRUCT_THIS_INDUSTRY));
    00530           this->HandleButtonClick(WID_DPI_FUND_WIDGET);
    00531         } else {
    00532           HandlePlacePushButton(this, WID_DPI_FUND_WIDGET, SPR_CURSOR_INDUSTRY, HT_RECT);
    00533         }
    00534         break;
    00535       }
    00536     }
    00537   }
    00538
    00539   virtual void OnResize()
    00540   {
    00541     /* Adjust the number of items in the matrix depending of the resize */
    00542     this->vscroll->SetCapacityFromWidget(this, WID_DPI_MATRIX_WIDGET);
    00543     this->GetWidget<NWidgetCore>(WID_DPI_MATRIX_WIDGET)->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
    00544   }
    00545
    00546   virtual void OnPlaceObject(Point pt, TileIndex tile)
    00547   {
    00548     bool success = true;
    00549     /* We do not need to protect ourselves against "Random Many Industries" in this mode */
    00550     const IndustrySpec *indsp = GetIndustrySpec(this->selected_type);
    00551     uint32 seed = InteractiveRandom();
    00552
    00553     if (_game_mode == GM_EDITOR) {
    00554       /* Show error if no town exists at all */
    00555       if (Town::GetNumItems() == 0) {
    00556         SetDParam(0, indsp->name);
    00557         ShowErrorMessage(STR_ERROR_CAN_T_BUILD_HERE, STR_ERROR_MUST_FOUND_TOWN_FIRST, WL_INFO, pt.x, pt.y);
    00558         return;
    00559       }
    00560
    00561       Backup<CompanyByte> cur_company(_current_company, OWNER_NONE, FILE_LINE);
    00562       _generating_world = true;
    00563       _ignore_restrictions = true;
    00564
    00565       DoCommandP(tile, (InteractiveRandomRange(indsp->num_table) << 8) | this->selected_type, seed,
    00566           CMD_BUILD_INDUSTRY | CMD_MSG(STR_ERROR_CAN_T_CONSTRUCT_THIS_INDUSTRY), &CcBuildIndustry);
    00567
    00568       cur_company.Restore();
    00569       _ignore_restrictions = false;
    00570       _generating_world = false;
    00571     } else {
    00572       success = DoCommandP(tile, (InteractiveRandomRange(indsp->num_table) << 8) | this->selected_type, seed, CMD_BUILD_INDUSTRY | CMD_MSG(STR_ERROR_CAN_T_CONSTRUCT_THIS_INDUSTRY));
    00573     }
    00574
    00575     /* If an industry has been built, just reset the cursor and the system */
    00576     if (success && !_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
    00577   }
    00578
    00579   virtual void OnTick()
    00580   {
    00581     if (_pause_mode != PM_UNPAUSED) return;
    00582     if (!this->timer_enabled) return;
    00583     if (--this->callback_timer == 0) {
    00584       /* We have just passed another day.
    00585        * See if we need to update availability of currently selected industry */
    00586       this->callback_timer = DAY_TICKS; // restart counter
    00587
    00588       const IndustrySpec *indsp = GetIndustrySpec(this->selected_type);
    00589
    00590       if (indsp->enabled) {
    00591         bool call_back_result = GetIndustryProbabilityCallback(this->selected_type, IACT_USERCREATION, 1) > 0;
    00592
    00593         /* Only if result does match the previous state would it require a redraw. */
    00594         if (call_back_result != this->enabled[this->selected_index]) {
    00595           this->enabled[this->selected_index] = call_back_result;
    00596           this->SetButtons();
    00597           this->SetDirty();
    00598         }
    00599       }
    00600     }
    00601   }
    00602
    00603   virtual void OnTimeout()
    00604   {
    00605     this->RaiseButtons();
    00606   }
    00607
    00608   virtual void OnPlaceObjectAbort()
    00609   {
    00610     this->RaiseButtons();
    00611   }
    00612
    00618   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    00619   {
    00620     if (!gui_scope) return;
    00621     this->SetupArrays();
    00622
    00623     const IndustrySpec *indsp = (this->selected_type == INVALID_INDUSTRYTYPE) ? NULL : GetIndustrySpec(this->selected_type);
    00624     if (indsp == NULL) this->enabled[this->selected_index] = _settings_game.difficulty.industry_density != ID_FUND_ONLY;
    00625     this->SetButtons();
    00626   }
    00627 };
    00628
    00629 void ShowBuildIndustryWindow()
    00630 {
    00631   if (_game_mode != GM_EDITOR && !Company::IsValidID(_local_company)) return;
    00632   if (BringWindowToFrontById(WC_BUILD_INDUSTRY, 0)) return;
    00633   new BuildIndustryWindow();
    00634 }
    00635
    00636 static void UpdateIndustryProduction(Industry *i);
    00637
    00638 static inline bool IsProductionAlterable(const Industry *i)
    00639 {
    00640   const IndustrySpec *is = GetIndustrySpec(i->type);
    00641   return ((_game_mode == GM_EDITOR || _cheats.setup_prod.value) &&
    00642       (is->production_rate[0] != 0 || is->production_rate[1] != 0 || is->IsRawIndustry()));
    00643 }
    00644
    00645 class IndustryViewWindow : public Window
    00646 {
    00648   enum Editability {
    00649     EA_NONE,
    00650     EA_MULTIPLIER,
    00651     EA_RATE,
    00652   };
    00653
    00655   enum InfoLine {
    00656     IL_NONE,
    00657     IL_MULTIPLIER,
    00658     IL_RATE1,
    00659     IL_RATE2,
    00660   };
    00661
    00662   Editability editable;
    00663   InfoLine editbox_line;
    00664   InfoLine clicked_line;
    00665   byte clicked_button;
    00666   int production_offset_y;
    00667   int info_height;
    00668
    00669 public:
    00670   IndustryViewWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
    00671   {
    00672     this->flags |= WF_DISABLE_VP_SCROLL;
    00673     this->editbox_line = IL_NONE;
    00674     this->clicked_line = IL_NONE;
    00675     this->clicked_button = 0;
    00676     this->info_height = WD_FRAMERECT_TOP + 2 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM + 1; // Info panel has at least two lines text.
    00677
    00678     this->InitNested(desc, window_number);
    00679     NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(WID_IV_VIEWPORT);
    00680     nvp->InitializeViewport(this, Industry::Get(window_number)->location.GetCenterTile(), ZOOM_LVL_INDUSTRY);
    00681
    00682     this->InvalidateData();
    00683   }
    00684
    00685   virtual void OnPaint()
    00686   {
    00687     this->DrawWidgets();
    00688
    00689     if (this->IsShaded()) return; // Don't draw anything when the window is shaded.
    00690
    00691     NWidgetBase *nwi = this->GetWidget<NWidgetBase>(WID_IV_INFO);
    00692     uint expected = this->DrawInfo(nwi->pos_x, nwi->pos_x + nwi->current_x - 1, nwi->pos_y) - nwi->pos_y;
    00693     if (expected > nwi->current_y - 1) {
    00694       this->info_height = expected + 1;
    00695       this->ReInit();
    00696       return;
    00697     }
    00698   }
    00699
    00707   int DrawInfo(uint left, uint right, uint top)
    00708   {
    00709     Industry *i = Industry::Get(this->window_number);
    00710     const IndustrySpec *ind = GetIndustrySpec(i->type);
    00711     int y = top + WD_FRAMERECT_TOP;
    00712     bool first = true;
    00713     bool has_accept = false;
    00714     char cargo_suffix[3][512];
    00715
    00716     if (HasBit(ind->callback_mask, CBM_IND_PRODUCTION_CARGO_ARRIVAL) || HasBit(ind->callback_mask, CBM_IND_PRODUCTION_256_TICKS)) {
    00717       GetAllCargoSuffixes(0, CST_VIEW, i, i->type, ind, i->accepts_cargo, cargo_suffix);
    00718       for (byte j = 0; j < lengthof(i->accepts_cargo); j++) {
    00719         if (i->accepts_cargo[j] == CT_INVALID) continue;
    00720         has_accept = true;
    00721         if (first) {
    00722           DrawString(left + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_WAITING_FOR_PROCESSING);
    00723           y += FONT_HEIGHT_NORMAL;
    00724           first = false;
    00725         }
    00726         SetDParam(0, i->accepts_cargo[j]);
    00727         SetDParam(1, i->incoming_cargo_waiting[j]);
    00728         SetDParamStr(2, cargo_suffix[j]);
    00729         DrawString(left + WD_FRAMETEXT_LEFT, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_WAITING_STOCKPILE_CARGO);
    00730         y += FONT_HEIGHT_NORMAL;
    00731       }
    00732     } else {
    00733       GetAllCargoSuffixes(0, CST_VIEW, i, i->type, ind, i->accepts_cargo, cargo_suffix);
    00734       StringID str = STR_INDUSTRY_VIEW_REQUIRES_CARGO;
    00735       byte p = 0;
    00736       for (byte j = 0; j < lengthof(i->accepts_cargo); j++) {
    00737         if (i->accepts_cargo[j] == CT_INVALID) continue;
    00738         has_accept = true;
    00739         if (p > 0) str++;
    00740         SetDParam(p++, CargoSpec::Get(i->accepts_cargo[j])->name);
    00741         SetDParamStr(p++, cargo_suffix[j]);
    00742       }
    00743       if (has_accept) {
    00744         DrawString(left + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, y, str);
    00745         y += FONT_HEIGHT_NORMAL;
    00746       }
    00747     }
    00748
    00749     GetAllCargoSuffixes(3, CST_VIEW, i, i->type, ind, i->produced_cargo, cargo_suffix);
    00750     first = true;
    00751     for (byte j = 0; j < lengthof(i->produced_cargo); j++) {
    00752       if (i->produced_cargo[j] == CT_INVALID) continue;
    00753       if (first) {
    00754         if (has_accept) y += WD_PAR_VSEP_WIDE;
    00755         DrawString(left + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_PRODUCTION_LAST_MONTH_TITLE);
    00756         y += FONT_HEIGHT_NORMAL;
    00757         if (this->editable == EA_RATE) this->production_offset_y = y;
    00758         first = false;
    00759       }
    00760
    00761       SetDParam(0, i->produced_cargo[j]);
    00762       SetDParam(1, i->last_month_production[j]);
    00763       SetDParamStr(2, cargo_suffix[j]);
    00764       SetDParam(3, ToPercent8(i->last_month_pct_transported[j]));
    00765       uint x = left + WD_FRAMETEXT_LEFT + (this->editable == EA_RATE ? SETTING_BUTTON_WIDTH + 10 : 0);
    00766       DrawString(x, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_TRANSPORTED);
    00767       /* Let's put out those buttons.. */
    00768       if (this->editable == EA_RATE) {
    00769         DrawArrowButtons(left + WD_FRAMETEXT_LEFT, y, COLOUR_YELLOW, (this->clicked_line == IL_RATE1 + j) ? this->clicked_button : 0,
    00770             i->production_rate[j] > 0, i->production_rate[j] < 255);
    00771       }
    00772       y += FONT_HEIGHT_NORMAL;
    00773     }
    00774
    00775     /* Display production multiplier if editable */
    00776     if (this->editable == EA_MULTIPLIER) {
    00777       y += WD_PAR_VSEP_WIDE;
    00778       this->production_offset_y = y;
    00779       SetDParam(0, RoundDivSU(i->prod_level * 100, PRODLEVEL_DEFAULT));
    00780       uint x = left + WD_FRAMETEXT_LEFT + SETTING_BUTTON_WIDTH + 10;
    00781       DrawString(x, right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_VIEW_PRODUCTION_LEVEL);
    00782       DrawArrowButtons(left + WD_FRAMETEXT_LEFT, y, COLOUR_YELLOW, (this->clicked_line == IL_MULTIPLIER) ? this->clicked_button : 0,
    00783           i->prod_level > PRODLEVEL_MINIMUM, i->prod_level < PRODLEVEL_MAXIMUM);
    00784       y += FONT_HEIGHT_NORMAL;
    00785     }
    00786
    00787     /* Get the extra message for the GUI */
    00788     if (HasBit(ind->callback_mask, CBM_IND_WINDOW_MORE_TEXT)) {
    00789       uint16 callback_res = GetIndustryCallback(CBID_INDUSTRY_WINDOW_MORE_TEXT, 0, 0, i, i->type, i->location.tile);
    00790       if (callback_res != CALLBACK_FAILED && callback_res != 0x400) {
    00791         if (callback_res > 0x400) {
    00792           ErrorUnknownCallbackResult(ind->grf_prop.grffile->grfid, CBID_INDUSTRY_WINDOW_MORE_TEXT, callback_res);
    00793         } else {
    00794           StringID message = GetGRFStringID(ind->grf_prop.grffile->grfid, 0xD000 + callback_res);
    00795           if (message != STR_NULL && message != STR_UNDEFINED) {
    00796             y += WD_PAR_VSEP_WIDE;
    00797
    00798             StartTextRefStackUsage(6);
    00799             /* Use all the available space left from where we stand up to the
    00800              * end of the window. We ALSO enlarge the window if needed, so we
    00801              * can 'go' wild with the bottom of the window. */
    00802             y = DrawStringMultiLine(left + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, y, UINT16_MAX, message, TC_BLACK);
    00803             StopTextRefStackUsage();
    00804           }
    00805         }
    00806       }
    00807     }
    00808     return y + WD_FRAMERECT_BOTTOM;
    00809   }
    00810
    00811   virtual void SetStringParameters(int widget) const
    00812   {
    00813     if (widget == WID_IV_CAPTION) SetDParam(0, this->window_number);
    00814   }
    00815
    00816   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00817   {
    00818     if (widget == WID_IV_INFO) size->height = this->info_height;
    00819   }
    00820
    00821   virtual void OnClick(Point pt, int widget, int click_count)
    00822   {
    00823     switch (widget) {
    00824       case WID_IV_INFO: {
    00825         Industry *i = Industry::Get(this->window_number);
    00826         InfoLine line = IL_NONE;
    00827
    00828         switch (this->editable) {
    00829           case EA_NONE: break;
    00830
    00831           case EA_MULTIPLIER:
    00832             if (IsInsideBS(pt.y, this->production_offset_y, FONT_HEIGHT_NORMAL)) line = IL_MULTIPLIER;
    00833             break;
    00834
    00835           case EA_RATE:
    00836             if (pt.y >= this->production_offset_y) {
    00837               int row = (pt.y - this->production_offset_y) / FONT_HEIGHT_NORMAL;
    00838               for (uint j = 0; j < lengthof(i->produced_cargo); j++) {
    00839                 if (i->produced_cargo[j] == CT_INVALID) continue;
    00840                 row--;
    00841                 if (row < 0) {
    00842                   line = (InfoLine)(IL_RATE1 + j);
    00843                   break;
    00844                 }
    00845               }
    00846             }
    00847             break;
    00848         }
    00849         if (line == IL_NONE) return;
    00850
    00851         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(widget);
    00852         int left = nwi->pos_x + WD_FRAMETEXT_LEFT;
    00853         int right = nwi->pos_x + nwi->current_x - 1 - WD_FRAMERECT_RIGHT;
    00854         if (IsInsideMM(pt.x, left, left + SETTING_BUTTON_WIDTH)) {
    00855           /* Clicked buttons, decrease or increase production */
    00856           byte button = (pt.x < left + SETTING_BUTTON_WIDTH / 2) ? 1 : 2;
    00857           switch (this->editable) {
    00858             case EA_MULTIPLIER:
    00859               if (button == 1) {
    00860                 if (i->prod_level <= PRODLEVEL_MINIMUM) return;
    00861                 i->prod_level = max<uint>(i->prod_level / 2, PRODLEVEL_MINIMUM);
    00862               } else {
    00863                 if (i->prod_level >= PRODLEVEL_MAXIMUM) return;
    00864                 i->prod_level = minu(i->prod_level * 2, PRODLEVEL_MAXIMUM);
    00865               }
    00866               break;
    00867
    00868             case EA_RATE:
    00869               if (button == 1) {
    00870                 if (i->production_rate[line - IL_RATE1] <= 0) return;
    00871                 i->production_rate[line - IL_RATE1] = max(i->production_rate[line - IL_RATE1] / 2, 0);
    00872               } else {
    00873                 if (i->production_rate[line - IL_RATE1] >= 255) return;
    00874                 /* a zero production industry is unlikely to give anything but zero, so push it a little bit */
    00875                 int new_prod = i->production_rate[line - IL_RATE1] == 0 ? 1 : i->production_rate[line - IL_RATE1] * 2;
    00876                 i->production_rate[line - IL_RATE1] = minu(new_prod, 255);
    00877               }
    00878               break;
    00879
    00880             default: NOT_REACHED();
    00881           }
    00882
    00883           UpdateIndustryProduction(i);
    00884           this->SetDirty();
    00885           this->SetTimeout();
    00886           this->clicked_line = line;
    00887           this->clicked_button = button;
    00888         } else if (IsInsideMM(pt.x, left + SETTING_BUTTON_WIDTH + 10, right)) {
    00889           /* clicked the text */
    00890           this->editbox_line = line;
    00891           switch (this->editable) {
    00892             case EA_MULTIPLIER:
    00893               SetDParam(0, RoundDivSU(i->prod_level * 100, PRODLEVEL_DEFAULT));
    00894               ShowQueryString(STR_JUST_INT, STR_CONFIG_GAME_PRODUCTION_LEVEL, 10, this, CS_ALPHANUMERAL, QSF_NONE);
    00895               break;
    00896
    00897             case EA_RATE:
    00898               SetDParam(0, i->production_rate[line - IL_RATE1] * 8);
    00899               ShowQueryString(STR_JUST_INT, STR_CONFIG_GAME_PRODUCTION, 10, this, CS_ALPHANUMERAL, QSF_NONE);
    00900               break;
    00901
    00902             default: NOT_REACHED();
    00903           }
    00904         }
    00905         break;
    00906       }
    00907
    00908       case WID_IV_GOTO: {
    00909         Industry *i = Industry::Get(this->window_number);
    00910         if (_ctrl_pressed) {
    00911           ShowExtraViewPortWindow(i->location.GetCenterTile());
    00912         } else {
    00913           ScrollMainWindowToTile(i->location.GetCenterTile());
    00914         }
    00915         break;
    00916       }
    00917
    00918       case WID_IV_DISPLAY: {
    00919         Industry *i = Industry::Get(this->window_number);
    00920         ShowIndustryCargoesWindow(i->type);
    00921         break;
    00922       }
    00923     }
    00924   }
    00925
    00926   virtual void OnTimeout()
    00927   {
    00928     this->clicked_line = IL_NONE;
    00929     this->clicked_button = 0;
    00930     this->SetDirty();
    00931   }
    00932
    00933   virtual void OnResize()
    00934   {
    00935     if (this->viewport != NULL) {
    00936       NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(WID_IV_VIEWPORT);
    00937       nvp->UpdateViewportCoordinates(this);
    00938
    00939       ScrollWindowToTile(Industry::Get(this->window_number)->location.GetCenterTile(), this, true); // Re-center viewport.
    00940     }
    00941   }
    00942
    00943   virtual void OnQueryTextFinished(char *str)
    00944   {
    00945     if (StrEmpty(str)) return;
    00946
    00947     Industry *i = Industry::Get(this->window_number);
    00948     uint value = atoi(str);
    00949     switch (this->editbox_line) {
    00950       case IL_NONE: NOT_REACHED();
    00951
    00952       case IL_MULTIPLIER:
    00953         i->prod_level = ClampU(RoundDivSU(value * PRODLEVEL_DEFAULT, 100), PRODLEVEL_MINIMUM, PRODLEVEL_MAXIMUM);
    00954         break;
    00955
    00956       default:
    00957         i->production_rate[this->editbox_line - IL_RATE1] = ClampU(RoundDivSU(value, 8), 0, 255);
    00958         break;
    00959     }
    00960     UpdateIndustryProduction(i);
    00961     this->SetDirty();
    00962   }
    00963
    00969   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    00970   {
    00971     if (!gui_scope) return;
    00972     const Industry *i = Industry::Get(this->window_number);
    00973     if (IsProductionAlterable(i)) {
    00974       const IndustrySpec *ind = GetIndustrySpec(i->type);
    00975       this->editable = ind->UsesSmoothEconomy() ? EA_RATE : EA_MULTIPLIER;
    00976     } else {
    00977       this->editable = EA_NONE;
    00978     }
    00979   }
    00980
    00981   virtual bool IsNewGRFInspectable() const
    00982   {
    00983     return ::IsNewGRFInspectable(GSF_INDUSTRIES, this->window_number);
    00984   }
    00985
    00986   virtual void ShowNewGRFInspectWindow() const
    00987   {
    00988 		::ShowNewGRFInspectWindow(GSF_INDUSTRIES, this->window_number);
    00989   }
    00990 };
    00991
    00992 static void UpdateIndustryProduction(Industry *i)
    00993 {
    00994   const IndustrySpec *indspec = GetIndustrySpec(i->type);
    00995   if (!indspec->UsesSmoothEconomy()) i->RecomputeProductionMultipliers();
    00996
    00997   for (byte j = 0; j < lengthof(i->produced_cargo); j++) {
    00998     if (i->produced_cargo[j] != CT_INVALID) {
    00999       i->last_month_production[j] = 8 * i->production_rate[j];
    01000     }
    01001   }
    01002 }
    01003
    01005 static const NWidgetPart _nested_industry_view_widgets[] = {
    01006   NWidget(NWID_HORIZONTAL),
    01007     NWidget(WWT_CLOSEBOX, COLOUR_CREAM),
    01008     NWidget(WWT_CAPTION, COLOUR_CREAM, WID_IV_CAPTION), SetDataTip(STR_INDUSTRY_VIEW_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    01009     NWidget(WWT_DEBUGBOX, COLOUR_CREAM),
    01010     NWidget(WWT_SHADEBOX, COLOUR_CREAM),
    01011     NWidget(WWT_STICKYBOX, COLOUR_CREAM),
    01012   EndContainer(),
    01013   NWidget(WWT_PANEL, COLOUR_CREAM),
    01014     NWidget(WWT_INSET, COLOUR_CREAM), SetPadding(2, 2, 2, 2),
    01015       NWidget(NWID_VIEWPORT, INVALID_COLOUR, WID_IV_VIEWPORT), SetMinimalSize(254, 86), SetFill(1, 0), SetPadding(1, 1, 1, 1), SetResize(1, 1),
    01016     EndContainer(),
    01017   EndContainer(),
    01018   NWidget(WWT_PANEL, COLOUR_CREAM, WID_IV_INFO), SetMinimalSize(260, 2), SetResize(1, 0),
    01019   EndContainer(),
    01020   NWidget(NWID_HORIZONTAL),
    01021     NWidget(WWT_PUSHTXTBTN, COLOUR_CREAM, WID_IV_GOTO), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_BUTTON_LOCATION, STR_INDUSTRY_VIEW_LOCATION_TOOLTIP),
    01022     NWidget(WWT_PUSHTXTBTN, COLOUR_CREAM, WID_IV_DISPLAY), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_INDUSTRY_DISPLAY_CHAIN, STR_INDUSTRY_DISPLAY_CHAIN_TOOLTIP),
    01023     NWidget(WWT_RESIZEBOX, COLOUR_CREAM),
    01024   EndContainer(),
    01025 };
    01026
    01028 static const WindowDesc _industry_view_desc(
    01029   WDP_AUTO, 260, 120,
    01030   WC_INDUSTRY_VIEW, WC_NONE,
    01031   0,
    01032   _nested_industry_view_widgets, lengthof(_nested_industry_view_widgets)
    01033 );
    01034
    01035 void ShowIndustryViewWindow(int industry)
    01036 {
    01037   AllocateWindowDescFront<IndustryViewWindow>(&_industry_view_desc, industry);
    01038 }
    01039
    01041 static const NWidgetPart _nested_industry_directory_widgets[] = {
    01042   NWidget(NWID_HORIZONTAL),
    01043     NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    01044     NWidget(WWT_CAPTION, COLOUR_BROWN), SetDataTip(STR_INDUSTRY_DIRECTORY_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    01045     NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    01046     NWidget(WWT_STICKYBOX, COLOUR_BROWN),
    01047   EndContainer(),
    01048   NWidget(NWID_HORIZONTAL),
    01049     NWidget(NWID_VERTICAL),
    01050       NWidget(NWID_HORIZONTAL),
    01051         NWidget(WWT_TEXTBTN, COLOUR_BROWN, WID_ID_DROPDOWN_ORDER), SetDataTip(STR_BUTTON_SORT_BY, STR_TOOLTIP_SORT_ORDER),
    01052         NWidget(WWT_DROPDOWN, COLOUR_BROWN, WID_ID_DROPDOWN_CRITERIA), SetDataTip(STR_JUST_STRING, STR_TOOLTIP_SORT_CRITERIA),
    01053         NWidget(WWT_PANEL, COLOUR_BROWN), SetResize(1, 0), EndContainer(),
    01054       EndContainer(),
    01055       NWidget(WWT_PANEL, COLOUR_BROWN, WID_ID_INDUSTRY_LIST), SetDataTip(0x0, STR_INDUSTRY_DIRECTORY_LIST_CAPTION), SetResize(1, 1), SetScrollbar(WID_ID_SCROLLBAR), EndContainer(),
    01056     EndContainer(),
    01057     NWidget(NWID_VERTICAL),
    01058       NWidget(NWID_VSCROLLBAR, COLOUR_BROWN, WID_ID_SCROLLBAR),
    01059       NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
    01060     EndContainer(),
    01061   EndContainer(),
    01062 };
    01063
    01064 typedef GUIList<const Industry*> GUIIndustryList;
    01065
    01066
    01070 class IndustryDirectoryWindow : public Window {
    01071 protected:
    01072   /* Runtime saved values */
    01073   static Listing last_sorting;
    01074   static const Industry *last_industry;
    01075
    01076   /* Constants for sorting stations */
    01077   static const StringID sorter_names[];
    01078   static GUIIndustryList::SortFunction * const sorter_funcs[];
    01079
    01080   GUIIndustryList industries;
    01081   Scrollbar *vscroll;
    01082
    01084   void BuildSortIndustriesList()
    01085   {
    01086     if (this->industries.NeedRebuild()) {
    01087       this->industries.Clear();
    01088
    01089       const Industry *i;
    01090       FOR_ALL_INDUSTRIES(i) {
    01091         *this->industries.Append() = i;
    01092       }
    01093
    01094       this->industries.Compact();
    01095       this->industries.RebuildDone();
    01096       this->vscroll->SetCount(this->industries.Length()); // Update scrollbar as well.
    01097     }
    01098
    01099     if (!this->industries.Sort()) return;
    01100     IndustryDirectoryWindow::last_industry = NULL; // Reset name sorter sort cache
    01101     this->SetWidgetDirty(WID_ID_INDUSTRY_LIST); // Set the modified widget dirty
    01102   }
    01103
    01111   static inline int GetCargoTransportedPercentsIfValid(const Industry *i, uint id)
    01112   {
    01113     assert(id < lengthof(i->produced_cargo));
    01114
    01115     if (i->produced_cargo[id] == CT_INVALID) return 101;
    01116     return ToPercent8(i->last_month_pct_transported[id]);
    01117   }
    01118
    01126   static int GetCargoTransportedSortValue(const Industry *i)
    01127   {
    01128     int p1 = GetCargoTransportedPercentsIfValid(i, 0);
    01129     int p2 = GetCargoTransportedPercentsIfValid(i, 1);
    01130
    01131     if (p1 > p2) Swap(p1, p2); // lower value has higher priority
    01132
    01133     return (p1 << 8) + p2;
    01134   }
    01135
    01137   static int CDECL IndustryNameSorter(const Industry * const *a, const Industry * const *b)
    01138   {
    01139     static char buf_cache[96];
    01140     static char buf[96];
    01141
    01142     SetDParam(0, (*a)->index);
    01143     GetString(buf, STR_INDUSTRY_NAME, lastof(buf));
    01144
    01145     if (*b != last_industry) {
    01146       last_industry = *b;
    01147       SetDParam(0, (*b)->index);
    01148       GetString(buf_cache, STR_INDUSTRY_NAME, lastof(buf_cache));
    01149     }
    01150
    01151     return strnatcmp(buf, buf_cache); // Sort by name (natural sorting).
    01152   }
    01153
    01155   static int CDECL IndustryTypeSorter(const Industry * const *a, const Industry * const *b)
    01156   {
    01157     int it_a = 0;
    01158     while (it_a != NUM_INDUSTRYTYPES && (*a)->type != _sorted_industry_types[it_a]) it_a++;
    01159     int it_b = 0;
    01160     while (it_b != NUM_INDUSTRYTYPES && (*b)->type != _sorted_industry_types[it_b]) it_b++;
    01161     int r = it_a - it_b;
    01162     return (r == 0) ? IndustryNameSorter(a, b) : r;
    01163   }
    01164
    01166   static int CDECL IndustryProductionSorter(const Industry * const *a, const Industry * const *b)
    01167   {
    01168     uint prod_a = 0, prod_b = 0;
    01169     for (uint i = 0; i < lengthof((*a)->produced_cargo); i++) {
    01170       if ((*a)->produced_cargo[i] != CT_INVALID) prod_a += (*a)->last_month_production[i];
    01171       if ((*b)->produced_cargo[i] != CT_INVALID) prod_b += (*b)->last_month_production[i];
    01172     }
    01173     int r = prod_a - prod_b;
    01174
    01175     return (r == 0) ? IndustryTypeSorter(a, b) : r;
    01176   }
    01177
    01179   static int CDECL IndustryTransportedCargoSorter(const Industry * const *a, const Industry * const *b)
    01180   {
    01181     int r = GetCargoTransportedSortValue(*a) - GetCargoTransportedSortValue(*b);
    01182     return (r == 0) ? IndustryNameSorter(a, b) : r;
    01183   }
    01184
    01190   StringID GetIndustryString(const Industry *i) const
    01191   {
    01192     const IndustrySpec *indsp = GetIndustrySpec(i->type);
    01193     byte p = 0;
    01194
    01195     /* Industry name */
    01196     SetDParam(p++, i->index);
    01197
    01198     static char cargo_suffix[lengthof(i->produced_cargo)][512];
    01199     GetAllCargoSuffixes(3, CST_DIR, i, i->type, indsp, i->produced_cargo, cargo_suffix);
    01200
    01201     /* Industry productions */
    01202     for (byte j = 0; j < lengthof(i->produced_cargo); j++) {
    01203       if (i->produced_cargo[j] == CT_INVALID) continue;
    01204       SetDParam(p++, i->produced_cargo[j]);
    01205       SetDParam(p++, i->last_month_production[j]);
    01206       SetDParamStr(p++, cargo_suffix[j]);
    01207     }
    01208
    01209     /* Transported productions */
    01210     for (byte j = 0; j < lengthof(i->produced_cargo); j++) {
    01211       if (i->produced_cargo[j] == CT_INVALID) continue;
    01212       SetDParam(p++, ToPercent8(i->last_month_pct_transported[j]));
    01213     }
    01214
    01215     /* Drawing the right string */
    01216     switch (p) {
    01217       case 1:  return STR_INDUSTRY_DIRECTORY_ITEM_NOPROD;
    01218       case 5:  return STR_INDUSTRY_DIRECTORY_ITEM;
    01219       default: return STR_INDUSTRY_DIRECTORY_ITEM_TWO;
    01220     }
    01221   }
    01222
    01223 public:
    01224   IndustryDirectoryWindow(const WindowDesc *desc, WindowNumber number) : Window()
    01225   {
    01226     this->CreateNestedTree(desc);
    01227     this->vscroll = this->GetScrollbar(WID_ID_SCROLLBAR);
    01228
    01229     this->industries.SetListing(this->last_sorting);
    01230     this->industries.SetSortFuncs(IndustryDirectoryWindow::sorter_funcs);
    01231     this->industries.ForceRebuild();
    01232     this->BuildSortIndustriesList();
    01233
    01234     this->FinishInitNested(desc, 0);
    01235   }
    01236
    01237   ~IndustryDirectoryWindow()
    01238   {
    01239     this->last_sorting = this->industries.GetListing();
    01240   }
    01241
    01242   virtual void SetStringParameters(int widget) const
    01243   {
    01244     if (widget == WID_ID_DROPDOWN_CRITERIA) SetDParam(0, IndustryDirectoryWindow::sorter_names[this->industries.SortType()]);
    01245   }
    01246
    01247   virtual void DrawWidget(const Rect &r, int widget) const
    01248   {
    01249     switch (widget) {
    01250       case WID_ID_DROPDOWN_ORDER:
    01251         this->DrawSortButtonState(widget, this->industries.IsDescSortOrder() ? SBS_DOWN : SBS_UP);
    01252         break;
    01253
    01254       case WID_ID_INDUSTRY_LIST: {
    01255         int n = 0;
    01256         int y = r.top + WD_FRAMERECT_TOP;
    01257         if (this->industries.Length() == 0) {
    01258           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_INDUSTRY_DIRECTORY_NONE);
    01259           break;
    01260         }
    01261         for (uint i = this->vscroll->GetPosition(); i < this->industries.Length(); i++) {
    01262           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, this->GetIndustryString(this->industries[i]));
    01263
    01264           y += this->resize.step_height;
    01265           if (++n == this->vscroll->GetCapacity()) break; // max number of industries in 1 window
    01266         }
    01267         break;
    01268       }
    01269     }
    01270   }
    01271
    01272   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    01273   {
    01274     switch (widget) {
    01275       case WID_ID_DROPDOWN_ORDER: {
    01276         Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
    01277         d.width += padding.width + WD_SORTBUTTON_ARROW_WIDTH * 2; // Doubled since the string is centred and it also looks better.
    01278         d.height += padding.height;
    01279         *size = maxdim(*size, d);
    01280         break;
    01281       }
    01282
    01283       case WID_ID_DROPDOWN_CRITERIA: {
    01284         Dimension d = {0, 0};
    01285         for (uint i = 0; IndustryDirectoryWindow::sorter_names[i] != INVALID_STRING_ID; i++) {
    01286           d = maxdim(d, GetStringBoundingBox(IndustryDirectoryWindow::sorter_names[i]));
    01287         }
    01288         d.width += padding.width;
    01289         d.height += padding.height;
    01290         *size = maxdim(*size, d);
    01291         break;
    01292       }
    01293
    01294       case WID_ID_INDUSTRY_LIST: {
    01295         Dimension d = GetStringBoundingBox(STR_INDUSTRY_DIRECTORY_NONE);
    01296         for (uint i = 0; i < this->industries.Length(); i++) {
    01297           d = maxdim(d, GetStringBoundingBox(this->GetIndustryString(this->industries[i])));
    01298         }
    01299         resize->height = d.height;
    01300         d.height *= 5;
    01301         d.width += padding.width + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
    01302         d.height += padding.height + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
    01303         *size = maxdim(*size, d);
    01304         break;
    01305       }
    01306     }
    01307   }
    01308
    01309
    01310   virtual void OnClick(Point pt, int widget, int click_count)
    01311   {
    01312     switch (widget) {
    01313       case WID_ID_DROPDOWN_ORDER:
    01314         this->industries.ToggleSortOrder();
    01315         this->SetDirty();
    01316         break;
    01317
    01318       case WID_ID_DROPDOWN_CRITERIA:
    01319         ShowDropDownMenu(this, IndustryDirectoryWindow::sorter_names, this->industries.SortType(), WID_ID_DROPDOWN_CRITERIA, 0, 0);
    01320         break;
    01321
    01322       case WID_ID_INDUSTRY_LIST: {
    01323         uint p = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_ID_INDUSTRY_LIST, WD_FRAMERECT_TOP);
    01324         if (p < this->industries.Length()) {
    01325           if (_ctrl_pressed) {
    01326             ShowExtraViewPortWindow(this->industries[p]->location.tile);
    01327           } else {
    01328             ScrollMainWindowToTile(this->industries[p]->location.tile);
    01329           }
    01330         }
    01331         break;
    01332       }
    01333     }
    01334   }
    01335
    01336   virtual void OnDropdownSelect(int widget, int index)
    01337   {
    01338     if (this->industries.SortType() != index) {
    01339       this->industries.SetSortType(index);
    01340       this->BuildSortIndustriesList();
    01341     }
    01342   }
    01343
    01344   virtual void OnResize()
    01345   {
    01346     this->vscroll->SetCapacityFromWidget(this, WID_ID_INDUSTRY_LIST);
    01347   }
    01348
    01349   virtual void OnPaint()
    01350   {
    01351     if (this->industries.NeedRebuild()) this->BuildSortIndustriesList();
    01352     this->DrawWidgets();
    01353   }
    01354
    01355   virtual void OnHundredthTick()
    01356   {
    01357     this->industries.ForceResort();
    01358     this->BuildSortIndustriesList();
    01359   }
    01360
    01366   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    01367   {
    01368     if (data == 0) {
    01369       /* This needs to be done in command-scope to enforce rebuilding before resorting invalid data */
    01370       this->industries.ForceRebuild();
    01371     } else {
    01372       this->industries.ForceResort();
    01373     }
    01374   }
    01375 };
    01376
    01377 Listing IndustryDirectoryWindow::last_sorting = {false, 0};
    01378 const Industry *IndustryDirectoryWindow::last_industry = NULL;
    01379
    01380 /* Available station sorting functions. */
    01381 GUIIndustryList::SortFunction * const IndustryDirectoryWindow::sorter_funcs[] = {
    01382   &IndustryNameSorter,
    01383   &IndustryTypeSorter,
    01384   &IndustryProductionSorter,
    01385   &IndustryTransportedCargoSorter
    01386 };
    01387
    01388 /* Names of the sorting functions */
    01389 const StringID IndustryDirectoryWindow::sorter_names[] = {
    01390   STR_SORT_BY_NAME,
    01391   STR_SORT_BY_TYPE,
    01392   STR_SORT_BY_PRODUCTION,
    01393   STR_SORT_BY_TRANSPORTED,
    01394   INVALID_STRING_ID
    01395 };
    01396
    01397
    01399 static const WindowDesc _industry_directory_desc(
    01400   WDP_AUTO, 428, 190,
    01401   WC_INDUSTRY_DIRECTORY, WC_NONE,
    01402   0,
    01403   _nested_industry_directory_widgets, lengthof(_nested_industry_directory_widgets)
    01404 );
    01405
    01406 void ShowIndustryDirectory()
    01407 {
    01408   AllocateWindowDescFront<IndustryDirectoryWindow>(&_industry_directory_desc, 0);
    01409 }
    01410
    01412 static const NWidgetPart _nested_industry_cargoes_widgets[] = {
    01413   NWidget(NWID_HORIZONTAL),
    01414     NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    01415     NWidget(WWT_CAPTION, COLOUR_BROWN, WID_IC_CAPTION), SetDataTip(STR_INDUSTRY_CARGOES_INDUSTRY_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    01416     NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    01417     NWidget(WWT_STICKYBOX, COLOUR_BROWN),
    01418   EndContainer(),
    01419   NWidget(NWID_HORIZONTAL),
    01420     NWidget(NWID_VERTICAL),
    01421       NWidget(WWT_PANEL, COLOUR_BROWN, WID_IC_PANEL), SetResize(1, 10), SetMinimalSize(200, 90), SetScrollbar(WID_IC_SCROLLBAR), EndContainer(),
    01422       NWidget(NWID_HORIZONTAL),
    01423         NWidget(WWT_TEXTBTN, COLOUR_BROWN, WID_IC_NOTIFY),
    01424           SetDataTip(STR_INDUSTRY_CARGOES_NOTIFY_SMALLMAP, STR_INDUSTRY_CARGOES_NOTIFY_SMALLMAP_TOOLTIP),
    01425         NWidget(WWT_PANEL, COLOUR_BROWN), SetFill(1, 0), SetResize(0, 0), EndContainer(),
    01426         NWidget(WWT_DROPDOWN, COLOUR_BROWN, WID_IC_IND_DROPDOWN), SetFill(0, 0), SetResize(0, 0),
    01427             SetDataTip(STR_INDUSTRY_CARGOES_SELECT_INDUSTRY, STR_INDUSTRY_CARGOES_SELECT_INDUSTRY_TOOLTIP),
    01428         NWidget(WWT_DROPDOWN, COLOUR_BROWN, WID_IC_CARGO_DROPDOWN), SetFill(0, 0), SetResize(0, 0),
    01429             SetDataTip(STR_INDUSTRY_CARGOES_SELECT_CARGO, STR_INDUSTRY_CARGOES_SELECT_CARGO_TOOLTIP),
    01430       EndContainer(),
    01431     EndContainer(),
    01432     NWidget(NWID_VERTICAL),
    01433       NWidget(NWID_VSCROLLBAR, COLOUR_BROWN, WID_IC_SCROLLBAR),
    01434       NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
    01435     EndContainer(),
    01436   EndContainer(),
    01437 };
    01438
    01440 static const WindowDesc _industry_cargoes_desc(
    01441   WDP_AUTO, 300, 210,
    01442   WC_INDUSTRY_CARGOES, WC_NONE,
    01443   0,
    01444   _nested_industry_cargoes_widgets, lengthof(_nested_industry_cargoes_widgets)
    01445 );
    01446
    01448 enum CargoesFieldType {
    01449   CFT_EMPTY,
    01450   CFT_SMALL_EMPTY,
    01451   CFT_INDUSTRY,
    01452   CFT_CARGO,
    01453   CFT_CARGO_LABEL,
    01454   CFT_HEADER,
    01455 };
    01456
    01457 static const uint MAX_CARGOES = 3;
    01458
    01460 struct CargoesField {
    01461   static const int VERT_INTER_INDUSTRY_SPACE;
    01462   static const int HOR_CARGO_BORDER_SPACE;
    01463   static const int CARGO_STUB_WIDTH;
    01464   static const int HOR_CARGO_WIDTH, HOR_CARGO_SPACE;
    01465   static const int CARGO_FIELD_WIDTH;
    01466   static const int VERT_CARGO_SPACE, VERT_CARGO_EDGE;
    01467   static const int BLOB_DISTANCE, BLOB_WIDTH, BLOB_HEIGHT;
    01468
    01469   static const int INDUSTRY_LINE_COLOUR;
    01470   static const int CARGO_LINE_COLOUR;
    01471
    01472   static int small_height, normal_height;
    01473   static int industry_width;
    01474
    01475   CargoesFieldType type;
    01476   union {
    01477     struct {
    01478       IndustryType ind_type;
    01479       CargoID other_produced[MAX_CARGOES];
    01480       CargoID other_accepted[MAX_CARGOES];
    01481     } industry;
    01482     struct {
    01483       CargoID vertical_cargoes[MAX_CARGOES];
    01484       byte num_cargoes;
    01485       CargoID supp_cargoes[MAX_CARGOES];
    01486       byte top_end;
    01487       CargoID cust_cargoes[MAX_CARGOES];
    01488       byte bottom_end;
    01489     } cargo;
    01490     struct {
    01491       CargoID cargoes[MAX_CARGOES];
    01492       bool left_align;
    01493     } cargo_label;
    01494     StringID header;
    01495   } u; // Data for each type.
    01496
    01501   void MakeEmpty(CargoesFieldType type)
    01502   {
    01503     this->type = type;
    01504   }
    01505
    01511   void MakeIndustry(IndustryType ind_type)
    01512   {
    01513     this->type = CFT_INDUSTRY;
    01514     this->u.industry.ind_type = ind_type;
    01515     MemSetT(this->u.industry.other_accepted, INVALID_CARGO, MAX_CARGOES);
    01516     MemSetT(this->u.industry.other_produced, INVALID_CARGO, MAX_CARGOES);
    01517   }
    01518
    01525   int ConnectCargo(CargoID cargo, bool producer)
    01526   {
    01527     assert(this->type == CFT_CARGO);
    01528     if (cargo == INVALID_CARGO) return -1;
    01529
    01530     /* Find the vertical cargo column carrying the cargo. */
    01531     int column = -1;
    01532     for (int i = 0; i < this->u.cargo.num_cargoes; i++) {
    01533       if (cargo == this->u.cargo.vertical_cargoes[i]) {
    01534         column = i;
    01535         break;
    01536       }
    01537     }
    01538     if (column < 0) return -1;
    01539
    01540     if (producer) {
    01541       assert(this->u.cargo.supp_cargoes[column] == INVALID_CARGO);
    01542       this->u.cargo.supp_cargoes[column]  = column;
    01543     } else {
    01544       assert(this->u.cargo.cust_cargoes[column] == INVALID_CARGO);
    01545       this->u.cargo.cust_cargoes[column] = column;
    01546     }
    01547     return column;
    01548   }
    01549
    01554   bool HasConnection()
    01555   {
    01556     assert(this->type == CFT_CARGO);
    01557
    01558     for (uint i = 0; i < MAX_CARGOES; i++) {
    01559       if (this->u.cargo.supp_cargoes[i] != INVALID_CARGO) return true;
    01560       if (this->u.cargo.cust_cargoes[i] != INVALID_CARGO) return true;
    01561     }
    01562     return false;
    01563   }
    01564
    01574   void MakeCargo(const CargoID *cargoes, uint length, int count = -1, bool top_end = false, bool bottom_end = false)
    01575   {
    01576     this->type = CFT_CARGO;
    01577     uint i;
    01578     uint num = 0;
    01579     for (i = 0; i < MAX_CARGOES && i < length; i++) {
    01580       if (cargoes[i] != INVALID_CARGO) {
    01581         this->u.cargo.vertical_cargoes[num] = cargoes[i];
    01582         num++;
    01583       }
    01584     }
    01585     this->u.cargo.num_cargoes = (count < 0) ? num : count;
    01586     for (; num < MAX_CARGOES; num++) this->u.cargo.vertical_cargoes[num] = INVALID_CARGO;
    01587     this->u.cargo.top_end = top_end;
    01588     this->u.cargo.bottom_end = bottom_end;
    01589     MemSetT(this->u.cargo.supp_cargoes, INVALID_CARGO, MAX_CARGOES);
    01590     MemSetT(this->u.cargo.cust_cargoes, INVALID_CARGO, MAX_CARGOES);
    01591   }
    01592
    01599   void MakeCargoLabel(const CargoID *cargoes, uint length, bool left_align)
    01600   {
    01601     this->type = CFT_CARGO_LABEL;
    01602     uint i;
    01603     for (i = 0; i < MAX_CARGOES && i < length; i++) this->u.cargo_label.cargoes[i] = cargoes[i];
    01604     for (; i < MAX_CARGOES; i++) this->u.cargo_label.cargoes[i] = INVALID_CARGO;
    01605     this->u.cargo_label.left_align = left_align;
    01606   }
    01607
    01612   void MakeHeader(StringID textid)
    01613   {
    01614     this->type = CFT_HEADER;
    01615     this->u.header = textid;
    01616   }
    01617
    01623   int GetCargoBase(int xpos) const
    01624   {
    01625     assert(this->type == CFT_CARGO);
    01626
    01627     switch (this->u.cargo.num_cargoes) {
    01628       case 0: return xpos + CARGO_FIELD_WIDTH / 2;
    01629       case 1: return xpos + CARGO_FIELD_WIDTH / 2 - HOR_CARGO_WIDTH / 2;
    01630       case 2: return xpos + CARGO_FIELD_WIDTH / 2 - HOR_CARGO_WIDTH - HOR_CARGO_SPACE / 2;
    01631       case 3: return xpos + CARGO_FIELD_WIDTH / 2 - HOR_CARGO_WIDTH - HOR_CARGO_SPACE - HOR_CARGO_WIDTH / 2;
    01632       default: NOT_REACHED();
    01633     }
    01634   }
    01635
    01641   void Draw(int xpos, int ypos) const
    01642   {
    01643     switch (this->type) {
    01644       case CFT_EMPTY:
    01645       case CFT_SMALL_EMPTY:
    01646         break;
    01647
    01648       case CFT_HEADER:
    01649         ypos += (small_height - FONT_HEIGHT_NORMAL) / 2;
    01650         DrawString(xpos, xpos + industry_width, ypos, this->u.header, TC_WHITE, SA_HOR_CENTER);
    01651         break;
    01652
    01653       case CFT_INDUSTRY: {
    01654         int ypos1 = ypos + VERT_INTER_INDUSTRY_SPACE / 2;
    01655         int ypos2 = ypos + normal_height - 1 - VERT_INTER_INDUSTRY_SPACE / 2;
    01656         int xpos2 = xpos + industry_width - 1;
    01657         GfxDrawLine(xpos,  ypos1, xpos2, ypos1, INDUSTRY_LINE_COLOUR);
    01658         GfxDrawLine(xpos,  ypos1, xpos,  ypos2, INDUSTRY_LINE_COLOUR);
    01659         GfxDrawLine(xpos,  ypos2, xpos2, ypos2, INDUSTRY_LINE_COLOUR);
    01660         GfxDrawLine(xpos2, ypos1, xpos2, ypos2, INDUSTRY_LINE_COLOUR);
    01661         ypos += (normal_height - FONT_HEIGHT_NORMAL) / 2;
    01662         if (this->u.industry.ind_type < NUM_INDUSTRYTYPES) {
    01663           const IndustrySpec *indsp = GetIndustrySpec(this->u.industry.ind_type);
    01664           SetDParam(0, indsp->name);
    01665           DrawString(xpos, xpos2, ypos, STR_JUST_STRING, TC_WHITE, SA_HOR_CENTER);
    01666
    01667           /* Draw the industry legend. */
    01668           int blob_left, blob_right;
    01669           if (_current_text_dir == TD_RTL) {
    01670             blob_right = xpos2 - BLOB_DISTANCE;
    01671             blob_left  = blob_right - BLOB_WIDTH;
    01672           } else {
    01673             blob_left  = xpos + BLOB_DISTANCE;
    01674             blob_right = blob_left + BLOB_WIDTH;
    01675           }
    01676           GfxFillRect(blob_left,     ypos2 - BLOB_DISTANCE - BLOB_HEIGHT,     blob_right,     ypos2 - BLOB_DISTANCE,     PC_BLACK); // Border
    01677           GfxFillRect(blob_left + 1, ypos2 - BLOB_DISTANCE - BLOB_HEIGHT + 1, blob_right - 1, ypos2 - BLOB_DISTANCE - 1, indsp->map_colour);
    01678         } else {
    01679           DrawString(xpos, xpos2, ypos, STR_INDUSTRY_CARGOES_HOUSES, TC_FROMSTRING, SA_HOR_CENTER);
    01680         }
    01681
    01682         /* Draw the other_produced/other_accepted cargoes. */
    01683         const CargoID *other_right, *other_left;
    01684         if (_current_text_dir == TD_RTL) {
    01685           other_right = this->u.industry.other_accepted;
    01686           other_left  = this->u.industry.other_produced;
    01687         } else {
    01688           other_right = this->u.industry.other_produced;
    01689           other_left  = this->u.industry.other_accepted;
    01690         }
    01691         ypos1 += VERT_CARGO_EDGE;
    01692         for (uint i = 0; i < MAX_CARGOES; i++) {
    01693           if (other_right[i] != INVALID_CARGO) {
    01694             const CargoSpec *csp = CargoSpec::Get(other_right[i]);
    01695             int xp = xpos + industry_width + CARGO_STUB_WIDTH;
    01696             DrawHorConnection(xpos + industry_width, xp - 1, ypos1, csp);
    01697             GfxDrawLine(xp, ypos1, xp, ypos1 + FONT_HEIGHT_NORMAL - 1, CARGO_LINE_COLOUR);
    01698           }
    01699           if (other_left[i] != INVALID_CARGO) {
    01700             const CargoSpec *csp = CargoSpec::Get(other_left[i]);
    01701             int xp = xpos - CARGO_STUB_WIDTH;
    01702             DrawHorConnection(xp + 1, xpos - 1, ypos1, csp);
    01703             GfxDrawLine(xp, ypos1, xp, ypos1 + FONT_HEIGHT_NORMAL - 1, CARGO_LINE_COLOUR);
    01704           }
    01705           ypos1 += FONT_HEIGHT_NORMAL + VERT_CARGO_SPACE;
    01706         }
    01707         break;
    01708       }
    01709
    01710       case CFT_CARGO: {
    01711         int cargo_base = this->GetCargoBase(xpos);
    01712         int top = ypos + (this->u.cargo.top_end ? VERT_INTER_INDUSTRY_SPACE / 2 + 1 : 0);
    01713         int bot = ypos - (this->u.cargo.bottom_end ? VERT_INTER_INDUSTRY_SPACE / 2 + 1 : 0) + normal_height - 1;
    01714         int colpos = cargo_base;
    01715         for (int i = 0; i < this->u.cargo.num_cargoes; i++) {
    01716           if (this->u.cargo.top_end) GfxDrawLine(colpos, top - 1, colpos + HOR_CARGO_WIDTH - 1, top - 1, CARGO_LINE_COLOUR);
    01717           if (this->u.cargo.bottom_end) GfxDrawLine(colpos, bot + 1, colpos + HOR_CARGO_WIDTH - 1, bot + 1, CARGO_LINE_COLOUR);
    01718           GfxDrawLine(colpos, top, colpos, bot, CARGO_LINE_COLOUR);
    01719           colpos++;
    01720           const CargoSpec *csp = CargoSpec::Get(this->u.cargo.vertical_cargoes[i]);
    01721           GfxFillRect(colpos, top, colpos + HOR_CARGO_WIDTH - 2, bot, csp->legend_colour, FILLRECT_OPAQUE);
    01722           colpos += HOR_CARGO_WIDTH - 2;
    01723           GfxDrawLine(colpos, top, colpos, bot, CARGO_LINE_COLOUR);
    01724           colpos += 1 + HOR_CARGO_SPACE;
    01725         }
    01726
    01727         const CargoID *hor_left, *hor_right;
    01728         if (_current_text_dir == TD_RTL) {
    01729           hor_left  = this->u.cargo.cust_cargoes;
    01730           hor_right = this->u.cargo.supp_cargoes;
    01731         } else {
    01732           hor_left  = this->u.cargo.supp_cargoes;
    01733           hor_right = this->u.cargo.cust_cargoes;
    01734         }
    01735         ypos += VERT_CARGO_EDGE + VERT_INTER_INDUSTRY_SPACE / 2;
    01736         for (uint i = 0; i < MAX_CARGOES; i++) {
    01737           if (hor_left[i] != INVALID_CARGO) {
    01738             int col = hor_left[i];
    01739             int dx = 0;
    01740             const CargoSpec *csp = CargoSpec::Get(this->u.cargo.vertical_cargoes[col]);
    01741             for (; col > 0; col--) {
    01742               int lf = cargo_base + col * HOR_CARGO_WIDTH + (col - 1) * HOR_CARGO_SPACE;
    01743               DrawHorConnection(lf, lf + HOR_CARGO_SPACE - dx, ypos, csp);
    01744               dx = 1;
    01745             }
    01746             DrawHorConnection(xpos, cargo_base - dx, ypos, csp);
    01747           }
    01748           if (hor_right[i] != INVALID_CARGO) {
    01749             int col = hor_right[i];
    01750             int dx = 0;
    01751             const CargoSpec *csp = CargoSpec::Get(this->u.cargo.vertical_cargoes[col]);
    01752             for (; col < this->u.cargo.num_cargoes - 1; col++) {
    01753               int lf = cargo_base + (col + 1) * HOR_CARGO_WIDTH + col * HOR_CARGO_SPACE;
    01754               DrawHorConnection(lf + dx - 1, lf + HOR_CARGO_SPACE - 1, ypos, csp);
    01755               dx = 1;
    01756             }
    01757             DrawHorConnection(cargo_base + col * HOR_CARGO_SPACE + (col + 1) * HOR_CARGO_WIDTH - 1 + dx, xpos + CARGO_FIELD_WIDTH - 1, ypos, csp);
    01758           }
    01759           ypos += FONT_HEIGHT_NORMAL + VERT_CARGO_SPACE;
    01760         }
    01761         break;
    01762       }
    01763
    01764       case CFT_CARGO_LABEL:
    01765         ypos += VERT_CARGO_EDGE + VERT_INTER_INDUSTRY_SPACE / 2;
    01766         for (uint i = 0; i < MAX_CARGOES; i++) {
    01767           if (this->u.cargo_label.cargoes[i] != INVALID_CARGO) {
    01768             const CargoSpec *csp = CargoSpec::Get(this->u.cargo_label.cargoes[i]);
    01769             DrawString(xpos + WD_FRAMERECT_LEFT, xpos + industry_width - 1 - WD_FRAMERECT_RIGHT, ypos, csp->name, TC_WHITE,
    01770                 (this->u.cargo_label.left_align) ? SA_LEFT : SA_RIGHT);
    01771           }
    01772           ypos += FONT_HEIGHT_NORMAL + VERT_CARGO_SPACE;
    01773         }
    01774         break;
    01775
    01776       default:
    01777         NOT_REACHED();
    01778     }
    01779   }
    01780
    01788   CargoID CargoClickedAt(const CargoesField *left, const CargoesField *right, Point pt) const
    01789   {
    01790     assert(this->type == CFT_CARGO);
    01791
    01792     /* Vertical matching. */
    01793     int cpos = this->GetCargoBase(0);
    01794     uint col;
    01795     for (col = 0; col < this->u.cargo.num_cargoes; col++) {
    01796       if (pt.x < cpos) break;
    01797       if (pt.x < cpos + CargoesField::HOR_CARGO_WIDTH) return this->u.cargo.vertical_cargoes[col];
    01798       cpos += CargoesField::HOR_CARGO_WIDTH + CargoesField::HOR_CARGO_SPACE;
    01799     }
    01800     /* col = 0 -> left of first col, 1 -> left of 2nd col, ... this->u.cargo.num_cargoes right of last-col. */
    01801
    01802     int vpos = VERT_INTER_INDUSTRY_SPACE / 2 + VERT_CARGO_EDGE;
    01803     uint row;
    01804     for (row = 0; row < MAX_CARGOES; row++) {
    01805       if (pt.y < vpos) return INVALID_CARGO;
    01806       if (pt.y < vpos + FONT_HEIGHT_NORMAL) break;
    01807       vpos += FONT_HEIGHT_NORMAL + VERT_CARGO_SPACE;
    01808     }
    01809     if (row == MAX_CARGOES) return INVALID_CARGO;
    01810
    01811     /* row = 0 -> at first horizontal row, row = 1 -> second horizontal row, 2 = 3rd horizontal row. */
    01812     if (col == 0) {
    01813       if (this->u.cargo.supp_cargoes[row] != INVALID_CARGO) return this->u.cargo.vertical_cargoes[this->u.cargo.supp_cargoes[row]];
    01814       if (left != NULL) {
    01815         if (left->type == CFT_INDUSTRY) return left->u.industry.other_produced[row];
    01816         if (left->type == CFT_CARGO_LABEL && !left->u.cargo_label.left_align) return left->u.cargo_label.cargoes[row];
    01817       }
    01818       return INVALID_CARGO;
    01819     }
    01820     if (col == this->u.cargo.num_cargoes) {
    01821       if (this->u.cargo.cust_cargoes[row] != INVALID_CARGO) return this->u.cargo.vertical_cargoes[this->u.cargo.cust_cargoes[row]];
    01822       if (right != NULL) {
    01823         if (right->type == CFT_INDUSTRY) return right->u.industry.other_accepted[row];
    01824         if (right->type == CFT_CARGO_LABEL && right->u.cargo_label.left_align) return right->u.cargo_label.cargoes[row];
    01825       }
    01826       return INVALID_CARGO;
    01827     }
    01828     if (row >= col) {
    01829       /* Clicked somewhere in-between vertical cargo connection.
    01830        * Since the horizontal connection is made in the same order as the vertical list, the above condition
    01831        * ensures we are left-below the main diagonal, thus at the supplying side.
    01832        */
    01833       return (this->u.cargo.supp_cargoes[row] != INVALID_CARGO) ? this->u.cargo.vertical_cargoes[this->u.cargo.supp_cargoes[row]] : INVALID_CARGO;
    01834     } else {
    01835       /* Clicked at a customer connection. */
    01836       return (this->u.cargo.cust_cargoes[row] != INVALID_CARGO) ? this->u.cargo.vertical_cargoes[this->u.cargo.cust_cargoes[row]] : INVALID_CARGO;
    01837     }
    01838   }
    01839
    01845   CargoID CargoLabelClickedAt(Point pt) const
    01846   {
    01847     assert(this->type == CFT_CARGO_LABEL);
    01848
    01849     int vpos = VERT_INTER_INDUSTRY_SPACE / 2 + VERT_CARGO_EDGE;
    01850     uint row;
    01851     for (row = 0; row < MAX_CARGOES; row++) {
    01852       if (pt.y < vpos) return INVALID_CARGO;
    01853       if (pt.y < vpos + FONT_HEIGHT_NORMAL) break;
    01854       vpos += FONT_HEIGHT_NORMAL + VERT_CARGO_SPACE;
    01855     }
    01856     if (row == MAX_CARGOES) return INVALID_CARGO;
    01857     return this->u.cargo_label.cargoes[row];
    01858   }
    01859
    01860 private:
    01868   static void DrawHorConnection(int left, int right, int top, const CargoSpec *csp)
    01869   {
    01870     GfxDrawLine(left, top, right, top, CARGO_LINE_COLOUR);
    01871     GfxFillRect(left, top + 1, right, top + FONT_HEIGHT_NORMAL - 2, csp->legend_colour, FILLRECT_OPAQUE);
    01872     GfxDrawLine(left, top + FONT_HEIGHT_NORMAL - 1, right, top + FONT_HEIGHT_NORMAL - 1, CARGO_LINE_COLOUR);
    01873   }
    01874 };
    01875
    01876 assert_compile(MAX_CARGOES >= cpp_lengthof(IndustrySpec, produced_cargo));
    01877 assert_compile(MAX_CARGOES >= cpp_lengthof(IndustrySpec, accepts_cargo));
    01878
    01879 int CargoesField::small_height;
    01880 int CargoesField::normal_height;
    01881 int CargoesField::industry_width;
    01882 const int CargoesField::VERT_INTER_INDUSTRY_SPACE = 6;
    01883
    01884 const int CargoesField::HOR_CARGO_BORDER_SPACE = 15;
    01885 const int CargoesField::CARGO_STUB_WIDTH       = 10;
    01886 const int CargoesField::HOR_CARGO_WIDTH        = 15;
    01887 const int CargoesField::HOR_CARGO_SPACE        =  5;
    01888 const int CargoesField::VERT_CARGO_EDGE        =  4;
    01889 const int CargoesField::VERT_CARGO_SPACE       =  4;
    01890
    01891 const int CargoesField::BLOB_DISTANCE =  5;
    01892 const int CargoesField::BLOB_WIDTH    = 12;
    01893 const int CargoesField::BLOB_HEIGHT   =  9;
    01894
    01896 const int CargoesField::CARGO_FIELD_WIDTH = HOR_CARGO_BORDER_SPACE * 2 + HOR_CARGO_WIDTH * MAX_CARGOES + HOR_CARGO_SPACE * (MAX_CARGOES - 1);
    01897
    01898 const int CargoesField::INDUSTRY_LINE_COLOUR = PC_YELLOW;
    01899 const int CargoesField::CARGO_LINE_COLOUR    = PC_YELLOW;
    01900
    01902 struct CargoesRow {
    01903   CargoesField columns[5];
    01904
    01909   void ConnectIndustryProduced(int column)
    01910   {
    01911     CargoesField *ind_fld   = this->columns + column;
    01912     CargoesField *cargo_fld = this->columns + column + 1;
    01913     assert(ind_fld->type == CFT_INDUSTRY && cargo_fld->type == CFT_CARGO);
    01914
    01915     MemSetT(ind_fld->u.industry.other_produced, INVALID_CARGO, MAX_CARGOES);
    01916
    01917     if (ind_fld->u.industry.ind_type < NUM_INDUSTRYTYPES) {
    01918       CargoID others[MAX_CARGOES]; // Produced cargoes not carried in the cargo column.
    01919       int other_count = 0;
    01920
    01921       const IndustrySpec *indsp = GetIndustrySpec(ind_fld->u.industry.ind_type);
    01922       for (uint i = 0; i < lengthof(indsp->produced_cargo); i++) {
    01923         int col = cargo_fld->ConnectCargo(indsp->produced_cargo[i], true);
    01924         if (col < 0) others[other_count++] = indsp->produced_cargo[i];
    01925       }
    01926
    01927       /* Allocate other cargoes in the empty holes of the horizontal cargo connections. */
    01928       for (uint i = 0; i < MAX_CARGOES && other_count > 0; i++) {
    01929         if (cargo_fld->u.cargo.supp_cargoes[i] == INVALID_CARGO) ind_fld->u.industry.other_produced[i] = others[--other_count];
    01930       }
    01931     } else {
    01932       /* Houses only display what is demanded. */
    01933       for (uint i = 0; i < cargo_fld->u.cargo.num_cargoes; i++) {
    01934         CargoID cid = cargo_fld->u.cargo.vertical_cargoes[i];
    01935         if (cid == CT_PASSENGERS || cid == CT_MAIL) cargo_fld->ConnectCargo(cid, true);
    01936       }
    01937     }
    01938   }
    01939
    01945   void MakeCargoLabel(int column, bool accepting)
    01946   {
    01947     CargoID cargoes[MAX_CARGOES];
    01948     MemSetT(cargoes, INVALID_CARGO, lengthof(cargoes));
    01949
    01950     CargoesField *label_fld = this->columns + column;
    01951     CargoesField *cargo_fld = this->columns + (accepting ? column - 1 : column + 1);
    01952
    01953     assert(cargo_fld->type == CFT_CARGO && label_fld->type == CFT_EMPTY);
    01954     for (uint i = 0; i < cargo_fld->u.cargo.num_cargoes; i++) {
    01955       int col = cargo_fld->ConnectCargo(cargo_fld->u.cargo.vertical_cargoes[i], !accepting);
    01956       cargoes[col] = cargo_fld->u.cargo.vertical_cargoes[i];
    01957     }
    01958     label_fld->MakeCargoLabel(cargoes, lengthof(cargoes), accepting);
    01959   }
    01960
    01961
    01966   void ConnectIndustryAccepted(int column)
    01967   {
    01968     CargoesField *ind_fld   = this->columns + column;
    01969     CargoesField *cargo_fld = this->columns + column - 1;
    01970     assert(ind_fld->type == CFT_INDUSTRY && cargo_fld->type == CFT_CARGO);
    01971
    01972     MemSetT(ind_fld->u.industry.other_accepted, INVALID_CARGO, MAX_CARGOES);
    01973
    01974     if (ind_fld->u.industry.ind_type < NUM_INDUSTRYTYPES) {
    01975       CargoID others[MAX_CARGOES]; // Accepted cargoes not carried in the cargo column.
    01976       int other_count = 0;
    01977
    01978       const IndustrySpec *indsp = GetIndustrySpec(ind_fld->u.industry.ind_type);
    01979       for (uint i = 0; i < lengthof(indsp->accepts_cargo); i++) {
    01980         int col = cargo_fld->ConnectCargo(indsp->accepts_cargo[i], false);
    01981         if (col < 0) others[other_count++] = indsp->accepts_cargo[i];
    01982       }
    01983
    01984       /* Allocate other cargoes in the empty holes of the horizontal cargo connections. */
    01985       for (uint i = 0; i < MAX_CARGOES && other_count > 0; i++) {
    01986         if (cargo_fld->u.cargo.cust_cargoes[i] == INVALID_CARGO) ind_fld->u.industry.other_accepted[i] = others[--other_count];
    01987       }
    01988     } else {
    01989       /* Houses only display what is demanded. */
    01990       for (uint i = 0; i < cargo_fld->u.cargo.num_cargoes; i++) {
    01991         for (uint h = 0; h < HOUSE_MAX; h++) {
    01992           HouseSpec *hs = HouseSpec::Get(h);
    01993           if (!hs->enabled) continue;
    01994
    01995           for (uint j = 0; j < lengthof(hs->accepts_cargo); j++) {
    01996             if (cargo_fld->u.cargo.vertical_cargoes[i] == hs->accepts_cargo[j]) {
    01997               cargo_fld->ConnectCargo(cargo_fld->u.cargo.vertical_cargoes[i], false);
    01998               goto next_cargo;
    01999             }
    02000           }
    02001         }
    02002 next_cargo: ;
    02003       }
    02004     }
    02005   }
    02006 };
    02007
    02008
    02036 struct IndustryCargoesWindow : public Window {
    02037   static const int HOR_TEXT_PADDING, VERT_TEXT_PADDING;
    02038
    02039   typedef SmallVector<CargoesRow, 4> Fields;
    02040
    02041   Fields fields;
    02042   uint ind_cargo;
    02043   Dimension cargo_textsize;
    02044   Dimension ind_textsize;
    02045   Scrollbar *vscroll;
    02046
    02047   IndustryCargoesWindow(int id) : Window()
    02048   {
    02049     this->OnInit();
    02050     this->CreateNestedTree(&_industry_cargoes_desc);
    02051     this->vscroll = this->GetScrollbar(WID_IC_SCROLLBAR);
    02052     this->FinishInitNested(&_industry_cargoes_desc, 0);
    02053     this->OnInvalidateData(id);
    02054   }
    02055
    02056   virtual void OnInit()
    02057   {
    02058     /* Initialize static CargoesField size variables. */
    02059     Dimension d = GetStringBoundingBox(STR_INDUSTRY_CARGOES_PRODUCERS);
    02060     d = maxdim(d, GetStringBoundingBox(STR_INDUSTRY_CARGOES_CUSTOMERS));
    02061     d.width  += WD_FRAMETEXT_LEFT + WD_FRAMETEXT_RIGHT;
    02062     d.height += WD_FRAMETEXT_TOP + WD_FRAMETEXT_BOTTOM;
    02063     CargoesField::small_height = d.height;
    02064
    02065     /* Decide about the size of the box holding the text of an industry type. */
    02066     this->ind_textsize.width = 0;
    02067     this->ind_textsize.height = 0;
    02068     for (IndustryType it = 0; it < NUM_INDUSTRYTYPES; it++) {
    02069       const IndustrySpec *indsp = GetIndustrySpec(it);
    02070       if (!indsp->enabled) continue;
    02071       this->ind_textsize = maxdim(this->ind_textsize, GetStringBoundingBox(indsp->name));
    02072     }
    02073     d.width = max(d.width, this->ind_textsize.width);
    02074     d.height = this->ind_textsize.height;
    02075     this->ind_textsize = maxdim(this->ind_textsize, GetStringBoundingBox(STR_INDUSTRY_CARGOES_SELECT_INDUSTRY));
    02076
    02077     /* Compute max size of the cargo texts. */
    02078     this->cargo_textsize.width = 0;
    02079     this->cargo_textsize.height = 0;
    02080     for (uint i = 0; i < NUM_CARGO; i++) {
    02081       const CargoSpec *csp = CargoSpec::Get(i);
    02082       if (!csp->IsValid()) continue;
    02083       this->cargo_textsize = maxdim(this->cargo_textsize, GetStringBoundingBox(csp->name));
    02084     }
    02085     d = maxdim(d, this->cargo_textsize); // Box must also be wide enough to hold any cargo label.
    02086     this->cargo_textsize = maxdim(this->cargo_textsize, GetStringBoundingBox(STR_INDUSTRY_CARGOES_SELECT_CARGO));
    02087
    02088     d.width  += 2 * HOR_TEXT_PADDING;
    02089     /* Ensure the height is enough for the industry type text, for the horizontal connections, and for the cargo labels. */
    02090     uint min_ind_height = CargoesField::VERT_CARGO_EDGE * 2 + MAX_CARGOES * FONT_HEIGHT_NORMAL + (MAX_CARGOES - 1) *  CargoesField::VERT_CARGO_SPACE;
    02091     d.height = max(d.height + 2 * VERT_TEXT_PADDING, min_ind_height);
    02092
    02093     CargoesField::industry_width = d.width;
    02094     CargoesField::normal_height = d.height + CargoesField::VERT_INTER_INDUSTRY_SPACE;
    02095   }
    02096
    02097   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    02098   {
    02099     switch (widget) {
    02100       case WID_IC_PANEL:
    02101         size->width = WD_FRAMETEXT_LEFT + CargoesField::industry_width * 3 + CargoesField::CARGO_FIELD_WIDTH * 2 + WD_FRAMETEXT_RIGHT;
    02102         break;
    02103
    02104       case WID_IC_IND_DROPDOWN:
    02105         size->width = max(size->width, this->ind_textsize.width + padding.width);
    02106         break;
    02107
    02108       case WID_IC_CARGO_DROPDOWN:
    02109         size->width = max(size->width, this->cargo_textsize.width + padding.width);
    02110         break;
    02111     }
    02112   }
    02113
    02114
    02115   CargoesFieldType type;
    02116   virtual void SetStringParameters  (int widget) const
    02117   {
    02118     if (widget != WID_IC_CAPTION) return;
    02119
    02120     if (this->ind_cargo < NUM_INDUSTRYTYPES) {
    02121       const IndustrySpec *indsp = GetIndustrySpec(this->ind_cargo);
    02122       SetDParam(0, indsp->name);
    02123     } else {
    02124       const CargoSpec *csp = CargoSpec::Get(this->ind_cargo - NUM_INDUSTRYTYPES);
    02125       SetDParam(0, csp->name);
    02126     }
    02127   }
    02128
    02137   static bool HasCommonValidCargo(const CargoID *cargoes1, uint length1, const CargoID *cargoes2, uint length2)
    02138   {
    02139     while (length1 > 0) {
    02140       if (*cargoes1 != INVALID_CARGO) {
    02141         for (uint i = 0; i < length2; i++) if (*cargoes1 == cargoes2[i]) return true;
    02142       }
    02143       cargoes1++;
    02144       length1--;
    02145     }
    02146     return false;
    02147   }
    02148
    02155   static bool HousesCanSupply(const CargoID *cargoes, uint length)
    02156   {
    02157     for (uint i = 0; i < length; i++) {
    02158       if (cargoes[i] == INVALID_CARGO) continue;
    02159       if (cargoes[i] == CT_PASSENGERS || cargoes[i] == CT_MAIL) return true;
    02160     }
    02161     return false;
    02162   }
    02163
    02170   static bool HousesCanAccept(const CargoID *cargoes, uint length)
    02171   {
    02172     HouseZones climate_mask;
    02173     switch (_settings_game.game_creation.landscape) {
    02174       case LT_TEMPERATE: climate_mask = HZ_TEMP; break;
    02175       case LT_ARCTIC:    climate_mask = HZ_SUBARTC_ABOVE | HZ_SUBARTC_BELOW; break;
    02176       case LT_TROPIC:    climate_mask = HZ_SUBTROPIC; break;
    02177       case LT_TOYLAND:   climate_mask = HZ_TOYLND; break;
    02178       default: NOT_REACHED();
    02179     }
    02180     for (uint i = 0; i < length; i++) {
    02181       if (cargoes[i] == INVALID_CARGO) continue;
    02182
    02183       for (uint h = 0; h < HOUSE_MAX; h++) {
    02184         HouseSpec *hs = HouseSpec::Get(h);
    02185         if (!hs->enabled || !(hs->building_availability & climate_mask)) continue;
    02186
    02187         for (uint j = 0; j < lengthof(hs->accepts_cargo); j++) {
    02188           if (cargoes[i] == hs->accepts_cargo[j]) return true;
    02189         }
    02190       }
    02191     }
    02192     return false;
    02193   }
    02194
    02201   static int CountMatchingAcceptingIndustries(const CargoID *cargoes, uint length)
    02202   {
    02203     int count = 0;
    02204     for (IndustryType it = 0; it < NUM_INDUSTRYTYPES; it++) {
    02205       const IndustrySpec *indsp = GetIndustrySpec(it);
    02206       if (!indsp->enabled) continue;
    02207
    02208       if (HasCommonValidCargo(cargoes, length, indsp->accepts_cargo, lengthof(indsp->accepts_cargo))) count++;
    02209     }
    02210     return count;
    02211   }
    02212
    02219   static int CountMatchingProducingIndustries(const CargoID *cargoes, uint length)
    02220   {
    02221     int count = 0;
    02222     for (IndustryType it = 0; it < NUM_INDUSTRYTYPES; it++) {
    02223       const IndustrySpec *indsp = GetIndustrySpec(it);
    02224       if (!indsp->enabled) continue;
    02225
    02226       if (HasCommonValidCargo(cargoes, length, indsp->produced_cargo, lengthof(indsp->produced_cargo))) count++;
    02227     }
    02228     return count;
    02229   }
    02230
    02237   void ShortenCargoColumn(int column, int top, int bottom)
    02238   {
    02239     while (top < bottom && !this->fields[top].columns[column].HasConnection()) {
    02240       this->fields[top].columns[column].MakeEmpty(CFT_EMPTY);
    02241       top++;
    02242     }
    02243     this->fields[top].columns[column].u.cargo.top_end = true;
    02244
    02245     while (bottom > top && !this->fields[bottom].columns[column].HasConnection()) {
    02246       this->fields[bottom].columns[column].MakeEmpty(CFT_EMPTY);
    02247       bottom--;
    02248     }
    02249     this->fields[bottom].columns[column].u.cargo.bottom_end = true;
    02250   }
    02251
    02258   void PlaceIndustry(int row, int col, IndustryType it)
    02259   {
    02260     assert(this->fields[row].columns[col].type == CFT_EMPTY);
    02261     this->fields[row].columns[col].MakeIndustry(it);
    02262     if (col == 0) {
    02263       this->fields[row].ConnectIndustryProduced(col);
    02264     } else {
    02265       this->fields[row].ConnectIndustryAccepted(col);
    02266     }
    02267   }
    02268
    02272   void NotifySmallmap()
    02273   {
    02274     if (!this->IsWidgetLowered(WID_IC_NOTIFY)) return;
    02275
    02276     /* Only notify the smallmap window if it exists. In particular, do not
    02277      * bring it to the front to prevent messing up any nice layout of the user. */
    02278     InvalidateWindowClassesData(WC_SMALLMAP, 0);
    02279   }
    02280
    02285   void ComputeIndustryDisplay(IndustryType it)
    02286   {
    02287     this->GetWidget<NWidgetCore>(WID_IC_CAPTION)->widget_data = STR_INDUSTRY_CARGOES_INDUSTRY_CAPTION;
    02288     this->ind_cargo = it;
    02289     _displayed_industries = 1ULL << it;
    02290
    02291     this->fields.Clear();
    02292     CargoesRow *row = this->fields.Append();
    02293     row->columns[0].MakeHeader(STR_INDUSTRY_CARGOES_PRODUCERS);
    02294     row->columns[1].MakeEmpty(CFT_SMALL_EMPTY);
    02295     row->columns[2].MakeEmpty(CFT_SMALL_EMPTY);
    02296     row->columns[3].MakeEmpty(CFT_SMALL_EMPTY);
    02297     row->columns[4].MakeHeader(STR_INDUSTRY_CARGOES_CUSTOMERS);
    02298
    02299     const IndustrySpec *central_sp = GetIndustrySpec(it);
    02300     bool houses_supply = HousesCanSupply(central_sp->accepts_cargo, lengthof(central_sp->accepts_cargo));
    02301     bool houses_accept = HousesCanAccept(central_sp->produced_cargo, lengthof(central_sp->produced_cargo));
    02302     /* Make a field consisting of two cargo columns. */
    02303     int num_supp = CountMatchingProducingIndustries(central_sp->accepts_cargo, lengthof(central_sp->accepts_cargo)) + houses_supply;
    02304     int num_cust = CountMatchingAcceptingIndustries(central_sp->produced_cargo, lengthof(central_sp->produced_cargo)) + houses_accept;
    02305     int num_indrows = max(3, max(num_supp, num_cust)); // One is needed for the 'it' industry, and 2 for the cargo labels.
    02306     for (int i = 0; i < num_indrows; i++) {
    02307       CargoesRow *row = this->fields.Append();
    02308       row->columns[0].MakeEmpty(CFT_EMPTY);
    02309       row->columns[1].MakeCargo(central_sp->accepts_cargo, lengthof(central_sp->accepts_cargo));
    02310       row->columns[2].MakeEmpty(CFT_EMPTY);
    02311       row->columns[3].MakeCargo(central_sp->produced_cargo, lengthof(central_sp->produced_cargo));
    02312       row->columns[4].MakeEmpty(CFT_EMPTY);
    02313     }
    02314     /* Add central industry. */
    02315     int central_row = 1 + num_indrows / 2;
    02316     this->fields[central_row].columns[2].MakeIndustry(it);
    02317     this->fields[central_row].ConnectIndustryProduced(2);
    02318     this->fields[central_row].ConnectIndustryAccepted(2);
    02319
    02320     /* Add cargo labels. */
    02321     this->fields[central_row - 1].MakeCargoLabel(2, true);
    02322     this->fields[central_row + 1].MakeCargoLabel(2, false);
    02323
    02324     /* Add suppliers and customers of the 'it' industry. */
    02325     int supp_count = 0;
    02326     int cust_count = 0;
    02327     for (IndustryType it = 0; it < NUM_INDUSTRYTYPES; it++) {
    02328       const IndustrySpec *indsp = GetIndustrySpec(it);
    02329       if (!indsp->enabled) continue;
    02330
    02331       if (HasCommonValidCargo(central_sp->accepts_cargo, lengthof(central_sp->accepts_cargo), indsp->produced_cargo, lengthof(indsp->produced_cargo))) {
    02332         this->PlaceIndustry(1 + supp_count * num_indrows / num_supp, 0, it);
    02333         SetBit(_displayed_industries, it);
    02334         supp_count++;
    02335       }
    02336       if (HasCommonValidCargo(central_sp->produced_cargo, lengthof(central_sp->produced_cargo), indsp->accepts_cargo, lengthof(indsp->accepts_cargo))) {
    02337         this->PlaceIndustry(1 + cust_count * num_indrows / num_cust, 4, it);
    02338         SetBit(_displayed_industries, it);
    02339         cust_count++;
    02340       }
    02341     }
    02342     if (houses_supply) {
    02343       this->PlaceIndustry(1 + supp_count * num_indrows / num_supp, 0, NUM_INDUSTRYTYPES);
    02344       supp_count++;
    02345     }
    02346     if (houses_accept) {
    02347       this->PlaceIndustry(1 + cust_count * num_indrows / num_cust, 4, NUM_INDUSTRYTYPES);
    02348       cust_count++;
    02349     }
    02350
    02351     this->ShortenCargoColumn(1, 1, num_indrows);
    02352     this->ShortenCargoColumn(3, 1, num_indrows);
    02353     const NWidgetBase *nwp = this->GetWidget<NWidgetBase>(WID_IC_PANEL);
    02354     this->vscroll->SetCount(CeilDiv(WD_FRAMETEXT_TOP + WD_FRAMETEXT_BOTTOM + CargoesField::small_height + num_indrows * CargoesField::normal_height, nwp->resize_y));
    02355     this->SetDirty();
    02356     this->NotifySmallmap();
    02357   }
    02358
    02363   void ComputeCargoDisplay(CargoID cid)
    02364   {
    02365     this->GetWidget<NWidgetCore>(WID_IC_CAPTION)->widget_data = STR_INDUSTRY_CARGOES_CARGO_CAPTION;
    02366     this->ind_cargo = cid + NUM_INDUSTRYTYPES;
    02367     _displayed_industries = 0;
    02368
    02369     this->fields.Clear();
    02370     CargoesRow *row = this->fields.Append();
    02371     row->columns[0].MakeHeader(STR_INDUSTRY_CARGOES_PRODUCERS);
    02372     row->columns[1].MakeEmpty(CFT_SMALL_EMPTY);
    02373     row->columns[2].MakeHeader(STR_INDUSTRY_CARGOES_CUSTOMERS);
    02374     row->columns[3].MakeEmpty(CFT_SMALL_EMPTY);
    02375     row->columns[4].MakeEmpty(CFT_SMALL_EMPTY);
    02376
    02377     bool houses_supply = HousesCanSupply(&cid, 1);
    02378     bool houses_accept = HousesCanAccept(&cid, 1);
    02379     int num_supp = CountMatchingProducingIndustries(&cid, 1) + houses_supply + 1; // Ensure room for the cargo label.
    02380     int num_cust = CountMatchingAcceptingIndustries(&cid, 1) + houses_accept;
    02381     int num_indrows = max(num_supp, num_cust);
    02382     for (int i = 0; i < num_indrows; i++) {
    02383       CargoesRow *row = this->fields.Append();
    02384       row->columns[0].MakeEmpty(CFT_EMPTY);
    02385       row->columns[1].MakeCargo(&cid, 1);
    02386       row->columns[2].MakeEmpty(CFT_EMPTY);
    02387       row->columns[3].MakeEmpty(CFT_EMPTY);
    02388       row->columns[4].MakeEmpty(CFT_EMPTY);
    02389     }
    02390
    02391     this->fields[num_indrows].MakeCargoLabel(0, false); // Add cargo labels at the left bottom.
    02392
    02393     /* Add suppliers and customers of the cargo. */
    02394     int supp_count = 0;
    02395     int cust_count = 0;
    02396     for (IndustryType it = 0; it < NUM_INDUSTRYTYPES; it++) {
    02397       const IndustrySpec *indsp = GetIndustrySpec(it);
    02398       if (!indsp->enabled) continue;
    02399
    02400       if (HasCommonValidCargo(&cid, 1, indsp->produced_cargo, lengthof(indsp->produced_cargo))) {
    02401         this->PlaceIndustry(1 + supp_count * num_indrows / num_supp, 0, it);
    02402         SetBit(_displayed_industries, it);
    02403         supp_count++;
    02404       }
    02405       if (HasCommonValidCargo(&cid, 1, indsp->accepts_cargo, lengthof(indsp->accepts_cargo))) {
    02406         this->PlaceIndustry(1 + cust_count * num_indrows / num_cust, 2, it);
    02407         SetBit(_displayed_industries, it);
    02408         cust_count++;
    02409       }
    02410     }
    02411     if (houses_supply) {
    02412       this->PlaceIndustry(1 + supp_count * num_indrows / num_supp, 0, NUM_INDUSTRYTYPES);
    02413       supp_count++;
    02414     }
    02415     if (houses_accept) {
    02416       this->PlaceIndustry(1 + cust_count * num_indrows / num_cust, 2, NUM_INDUSTRYTYPES);
    02417       cust_count++;
    02418     }
    02419
    02420     this->ShortenCargoColumn(1, 1, num_indrows);
    02421     const NWidgetBase *nwp = this->GetWidget<NWidgetBase>(WID_IC_PANEL);
    02422     this->vscroll->SetCount(CeilDiv(WD_FRAMETEXT_TOP + WD_FRAMETEXT_BOTTOM + CargoesField::small_height + num_indrows * CargoesField::normal_height, nwp->resize_y));
    02423     this->SetDirty();
    02424     this->NotifySmallmap();
    02425   }
    02426
    02434   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    02435   {
    02436     if (!gui_scope) return;
    02437     if (data == NUM_INDUSTRYTYPES) {
    02438       if (this->IsWidgetLowered(WID_IC_NOTIFY)) {
    02439         this->RaiseWidget(WID_IC_NOTIFY);
    02440         this->SetWidgetDirty(WID_IC_NOTIFY);
    02441       }
    02442       return;
    02443     }
    02444
    02445     assert(data >= 0 && data < NUM_INDUSTRYTYPES);
    02446     this->ComputeIndustryDisplay(data);
    02447   }
    02448
    02449   virtual void DrawWidget(const Rect &r, int widget) const
    02450   {
    02451     if (widget != WID_IC_PANEL) return;
    02452
    02453     DrawPixelInfo tmp_dpi, *old_dpi;
    02454     int width = r.right - r.left + 1;
    02455     int height = r.bottom - r.top + 1 - WD_FRAMERECT_TOP - WD_FRAMERECT_BOTTOM;
    02456     if (!FillDrawPixelInfo(&tmp_dpi, r.left + WD_FRAMERECT_LEFT, r.top + WD_FRAMERECT_TOP, width, height)) return;
    02457     old_dpi = _cur_dpi;
    02458     _cur_dpi = &tmp_dpi;
    02459
    02460     int left_pos = WD_FRAMERECT_LEFT;
    02461     if (this->ind_cargo >= NUM_INDUSTRYTYPES) left_pos += (CargoesField::industry_width + CargoesField::CARGO_FIELD_WIDTH) / 2;
    02462     int last_column = (this->ind_cargo < NUM_INDUSTRYTYPES) ? 4 : 2;
    02463
    02464     const NWidgetBase *nwp = this->GetWidget<NWidgetBase>(WID_IC_PANEL);
    02465     int vpos = -this->vscroll->GetPosition() * nwp->resize_y;
    02466     for (uint i = 0; i < this->fields.Length(); i++) {
    02467       int row_height = (i == 0) ? CargoesField::small_height : CargoesField::normal_height;
    02468       if (vpos + row_height >= 0) {
    02469         int xpos = left_pos;
    02470         int col, dir;
    02471         if (_current_text_dir == TD_RTL) {
    02472           col = last_column;
    02473           dir = -1;
    02474         } else {
    02475           col = 0;
    02476           dir = 1;
    02477         }
    02478         while (col >= 0 && col <= last_column) {
    02479           this->fields[i].columns[col].Draw(xpos, vpos);
    02480           xpos += (col & 1) ? CargoesField::CARGO_FIELD_WIDTH : CargoesField::industry_width;
    02481           col += dir;
    02482         }
    02483       }
    02484       vpos += row_height;
    02485       if (vpos >= height) break;
    02486     }
    02487
    02488     _cur_dpi = old_dpi;
    02489   }
    02490
    02498   bool CalculatePositionInWidget(Point pt, Point *fieldxy, Point *xy)
    02499   {
    02500     const NWidgetBase *nw = this->GetWidget<NWidgetBase>(WID_IC_PANEL);
    02501     pt.x -= nw->pos_x;
    02502     pt.y -= nw->pos_y;
    02503
    02504     int vpos = WD_FRAMERECT_TOP + CargoesField::small_height - this->vscroll->GetPosition() * nw->resize_y;
    02505     if (pt.y < vpos) return false;
    02506
    02507     int row = (pt.y - vpos) / CargoesField::normal_height; // row is relative to row 1.
    02508     if (row + 1 >= (int)this->fields.Length()) return false;
    02509     vpos = pt.y - vpos - row * CargoesField::normal_height; // Position in the row + 1 field
    02510     row++; // rebase row to match index of this->fields.
    02511
    02512     int xpos = 2 * WD_FRAMERECT_LEFT + ((this->ind_cargo < NUM_INDUSTRYTYPES) ? 0 :  (CargoesField::industry_width + CargoesField::CARGO_FIELD_WIDTH) / 2);
    02513     if (pt.x < xpos) return false;
    02514     int column;
    02515     for (column = 0; column <= 5; column++) {
    02516       int width = (column & 1) ? CargoesField::CARGO_FIELD_WIDTH : CargoesField::industry_width;
    02517       if (pt.x < xpos + width) break;
    02518       xpos += width;
    02519     }
    02520     int num_columns = (this->ind_cargo < NUM_INDUSTRYTYPES) ? 4 : 2;
    02521     if (column > num_columns) return false;
    02522     xpos = pt.x - xpos;
    02523
    02524     /* Return both positions, compensating for RTL languages (which works due to the equal symmetry in both displays). */
    02525     fieldxy->y = row;
    02526     xy->y = vpos;
    02527     if (_current_text_dir == TD_RTL) {
    02528       fieldxy->x = num_columns - column;
    02529       xy->x = ((column & 1) ? CargoesField::CARGO_FIELD_WIDTH : CargoesField::industry_width) - xpos;
    02530     } else {
    02531       fieldxy->x = column;
    02532       xy->x = xpos;
    02533     }
    02534     return true;
    02535   }
    02536
    02537   virtual void OnClick(Point pt, int widget, int click_count)
    02538   {
    02539     switch (widget) {
    02540       case WID_IC_PANEL: {
    02541         Point fieldxy, xy;
    02542         if (!CalculatePositionInWidget(pt, &fieldxy, &xy)) return;
    02543
    02544         const CargoesField *fld = this->fields[fieldxy.y].columns + fieldxy.x;
    02545         switch (fld->type) {
    02546           case CFT_INDUSTRY:
    02547             if (fld->u.industry.ind_type < NUM_INDUSTRYTYPES) this->ComputeIndustryDisplay(fld->u.industry.ind_type);
    02548             break;
    02549
    02550           case CFT_CARGO: {
    02551             CargoesField *lft = (fieldxy.x > 0) ? this->fields[fieldxy.y].columns + fieldxy.x - 1 : NULL;
    02552             CargoesField *rgt = (fieldxy.x < 4) ? this->fields[fieldxy.y].columns + fieldxy.x + 1 : NULL;
    02553             CargoID cid = fld->CargoClickedAt(lft, rgt, xy);
    02554             if (cid != INVALID_CARGO) this->ComputeCargoDisplay(cid);
    02555             break;
    02556           }
    02557
    02558           case CFT_CARGO_LABEL: {
    02559             CargoID cid = fld->CargoLabelClickedAt(xy);
    02560             if (cid != INVALID_CARGO) this->ComputeCargoDisplay(cid);
    02561             break;
    02562           }
    02563
    02564           default:
    02565             break;
    02566         }
    02567         break;
    02568       }
    02569
    02570       case WID_IC_NOTIFY:
    02571         this->ToggleWidgetLoweredState(WID_IC_NOTIFY);
    02572         this->SetWidgetDirty(WID_IC_NOTIFY);
    02573         if (_settings_client.sound.click_beep) SndPlayFx(SND_15_BEEP);
    02574
    02575         if (this->IsWidgetLowered(WID_IC_NOTIFY)) {
    02576           if (FindWindowByClass(WC_SMALLMAP) == NULL) ShowSmallMap();
    02577           this->NotifySmallmap();
    02578         }
    02579         break;
    02580
    02581       case WID_IC_CARGO_DROPDOWN: {
    02582         DropDownList *lst = new DropDownList;
    02583         const CargoSpec *cs;
    02584         FOR_ALL_SORTED_STANDARD_CARGOSPECS(cs) {
    02585           lst->push_back(new DropDownListStringItem(cs->name, cs->Index(), false));
    02586         }
    02587         if (lst->size() == 0) {
    02588           delete lst;
    02589           break;
    02590         }
    02591         int selected = (this->ind_cargo >= NUM_INDUSTRYTYPES) ? (int)(this->ind_cargo - NUM_INDUSTRYTYPES) : -1;
    02592         ShowDropDownList(this, lst, selected, WID_IC_CARGO_DROPDOWN, 0, true);
    02593         break;
    02594       }
    02595
    02596       case WID_IC_IND_DROPDOWN: {
    02597         DropDownList *lst = new DropDownList;
    02598         for (uint8 i = 0; i < NUM_INDUSTRYTYPES; i++) {
    02599           IndustryType ind = _sorted_industry_types[i];
    02600           const IndustrySpec *indsp = GetIndustrySpec(ind);
    02601           if (!indsp->enabled) continue;
    02602           lst->push_back(new DropDownListStringItem(indsp->name, ind, false));
    02603         }
    02604         if (lst->size() == 0) {
    02605           delete lst;
    02606           break;
    02607         }
    02608         int selected = (this->ind_cargo < NUM_INDUSTRYTYPES) ? (int)this->ind_cargo : -1;
    02609         ShowDropDownList(this, lst, selected, WID_IC_IND_DROPDOWN, 0, true);
    02610         break;
    02611       }
    02612     }
    02613   }
    02614
    02615   virtual void OnDropdownSelect(int widget, int index)
    02616   {
    02617     if (index < 0) return;
    02618
    02619     switch (widget) {
    02620       case WID_IC_CARGO_DROPDOWN:
    02621         this->ComputeCargoDisplay(index);
    02622         break;
    02623
    02624       case WID_IC_IND_DROPDOWN:
    02625         this->ComputeIndustryDisplay(index);
    02626         break;
    02627     }
    02628   }
    02629
    02630   virtual void OnHover(Point pt, int widget)
    02631   {
    02632     if (widget != WID_IC_PANEL) return;
    02633
    02634     Point fieldxy, xy;
    02635     if (!CalculatePositionInWidget(pt, &fieldxy, &xy)) return;
    02636
    02637     const CargoesField *fld = this->fields[fieldxy.y].columns + fieldxy.x;
    02638     CargoID cid = INVALID_CARGO;
    02639     switch (fld->type) {
    02640       case CFT_CARGO: {
    02641         CargoesField *lft = (fieldxy.x > 0) ? this->fields[fieldxy.y].columns + fieldxy.x - 1 : NULL;
    02642         CargoesField *rgt = (fieldxy.x < 4) ? this->fields[fieldxy.y].columns + fieldxy.x + 1 : NULL;
    02643         cid = fld->CargoClickedAt(lft, rgt, xy);
    02644         break;
    02645       }
    02646
    02647       case CFT_CARGO_LABEL: {
    02648         cid = fld->CargoLabelClickedAt(xy);
    02649         break;
    02650       }
    02651
    02652       case CFT_INDUSTRY:
    02653         if (fld->u.industry.ind_type < NUM_INDUSTRYTYPES && (this->ind_cargo >= NUM_INDUSTRYTYPES || fieldxy.x != 2)) {
    02654           GuiShowTooltips(this, STR_INDUSTRY_CARGOES_INDUSTRY_TOOLTIP, 0, NULL, TCC_HOVER);
    02655         }
    02656         return;
    02657
    02658       default:
    02659         break;
    02660     }
    02661     if (cid != INVALID_CARGO && (this->ind_cargo < NUM_INDUSTRYTYPES || cid != this->ind_cargo - NUM_INDUSTRYTYPES)) {
    02662       const CargoSpec *csp = CargoSpec::Get(cid);
    02663       uint64 params[5];
    02664       params[0] = csp->name;
    02665       GuiShowTooltips(this, STR_INDUSTRY_CARGOES_CARGO_TOOLTIP, 1, params, TCC_HOVER);
    02666     }
    02667   }
    02668
    02669   virtual void OnResize()
    02670   {
    02671     this->vscroll->SetCapacityFromWidget(this, WID_IC_PANEL);
    02672   }
    02673 };
    02674
    02675 const int IndustryCargoesWindow::HOR_TEXT_PADDING  = 5;
    02676 const int IndustryCargoesWindow::VERT_TEXT_PADDING = 5;
    02677
    02682 static void ShowIndustryCargoesWindow(IndustryType id)
    02683 {
    02684   if (id >= NUM_INDUSTRYTYPES) {
    02685     for (uint8 i = 0; i < NUM_INDUSTRYTYPES; i++) {
    02686       const IndustrySpec *indsp = GetIndustrySpec(_sorted_industry_types[i]);
    02687       if (indsp->enabled) {
    02688         id = _sorted_industry_types[i];
    02689         break;
    02690       }
    02691     }
    02692     if (id >= NUM_INDUSTRYTYPES) return;
    02693   }
    02694
    02695   Window *w = BringWindowToFrontById(WC_INDUSTRY_CARGOES, 0);
    02696   if (w != NULL) {
    02697     w->InvalidateData(id);
    02698     return;
    02699   }
    02700   new IndustryCargoesWindow(id);
    02701 }
    02702
    02704 void ShowIndustryCargoesWindow()
    02705 {
    02706   ShowIndustryCargoesWindow(NUM_INDUSTRYTYPES);
    02707 }