graph_gui.cpp

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00001 /* $Id: graph_gui.cpp 25340 2013-06-09 09:38:21Z 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 "graph_gui.h"
00014 #include "window_gui.h"
00015 #include "company_base.h"
00016 #include "company_gui.h"
00017 #include "economy_func.h"
00018 #include "cargotype.h"
00019 #include "strings_func.h"
00020 #include "window_func.h"
00021 #include "date_func.h"
00022 #include "gfx_func.h"
00023 #include "sortlist_type.h"
00024 #include "core/geometry_func.hpp"
00025 #include "currency.h"
00026 
00027 #include "widgets/graph_widget.h"
00028 
00029 #include "table/strings.h"
00030 #include "table/sprites.h"
00031 #include <math.h>
00032 
00033 /* Bitmasks of company and cargo indices that shouldn't be drawn. */
00034 static uint _legend_excluded_companies;
00035 static uint _legend_excluded_cargo;
00036 
00037 /* Apparently these don't play well with enums. */
00038 static const OverflowSafeInt64 INVALID_DATAPOINT(INT64_MAX); // Value used for a datapoint that shouldn't be drawn.
00039 static const uint INVALID_DATAPOINT_POS = UINT_MAX;  // Used to determine if the previous point was drawn.
00040 
00041 /****************/
00042 /* GRAPH LEGEND */
00043 /****************/
00044 
00045 struct GraphLegendWindow : Window {
00046   GraphLegendWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
00047   {
00048     this->InitNested(desc, window_number);
00049 
00050     for (CompanyID c = COMPANY_FIRST; c < MAX_COMPANIES; c++) {
00051       if (!HasBit(_legend_excluded_companies, c)) this->LowerWidget(c + WID_GL_FIRST_COMPANY);
00052 
00053       this->OnInvalidateData(c);
00054     }
00055   }
00056 
00057   virtual void DrawWidget(const Rect &r, int widget) const
00058   {
00059     if (!IsInsideMM(widget, WID_GL_FIRST_COMPANY, MAX_COMPANIES + WID_GL_FIRST_COMPANY)) return;
00060 
00061     CompanyID cid = (CompanyID)(widget - WID_GL_FIRST_COMPANY);
00062 
00063     if (!Company::IsValidID(cid)) return;
00064 
00065     bool rtl = _current_text_dir == TD_RTL;
00066 
00067     Dimension d = GetSpriteSize(SPR_COMPANY_ICON);
00068     DrawCompanyIcon(cid, rtl ? r.right - d.width - 2 : r.left + 2, r.top + (r.bottom - r.top - d.height) / 2);
00069 
00070     SetDParam(0, cid);
00071     SetDParam(1, cid);
00072     DrawString(r.left + (rtl ? (uint)WD_FRAMERECT_LEFT : (d.width + 4)), r.right - (rtl ? (d.width + 4) : (uint)WD_FRAMERECT_RIGHT), r.top + (r.bottom - r.top + 1 - FONT_HEIGHT_NORMAL) / 2, STR_COMPANY_NAME_COMPANY_NUM, HasBit(_legend_excluded_companies, cid) ? TC_BLACK : TC_WHITE);
00073   }
00074 
00075   virtual void OnClick(Point pt, int widget, int click_count)
00076   {
00077     if (!IsInsideMM(widget, WID_GL_FIRST_COMPANY, MAX_COMPANIES + WID_GL_FIRST_COMPANY)) return;
00078 
00079     ToggleBit(_legend_excluded_companies, widget - WID_GL_FIRST_COMPANY);
00080     this->ToggleWidgetLoweredState(widget);
00081     this->SetDirty();
00082     InvalidateWindowData(WC_INCOME_GRAPH, 0);
00083     InvalidateWindowData(WC_OPERATING_PROFIT, 0);
00084     InvalidateWindowData(WC_DELIVERED_CARGO, 0);
00085     InvalidateWindowData(WC_PERFORMANCE_HISTORY, 0);
00086     InvalidateWindowData(WC_COMPANY_VALUE, 0);
00087   }
00088 
00094   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
00095   {
00096     if (!gui_scope) return;
00097     if (Company::IsValidID(data)) return;
00098 
00099     SetBit(_legend_excluded_companies, data);
00100     this->RaiseWidget(data + WID_GL_FIRST_COMPANY);
00101   }
00102 };
00103 
00110 static NWidgetBase *MakeNWidgetCompanyLines(int *biggest_index)
00111 {
00112   NWidgetVertical *vert = new NWidgetVertical();
00113   uint line_height = max<uint>(GetSpriteSize(SPR_COMPANY_ICON).height, FONT_HEIGHT_NORMAL) + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
00114 
00115   for (int widnum = WID_GL_FIRST_COMPANY; widnum <= WID_GL_LAST_COMPANY; widnum++) {
00116     NWidgetBackground *panel = new NWidgetBackground(WWT_PANEL, COLOUR_GREY, widnum);
00117     panel->SetMinimalSize(246, line_height);
00118     panel->SetFill(1, 0);
00119     panel->SetDataTip(0x0, STR_GRAPH_KEY_COMPANY_SELECTION_TOOLTIP);
00120     vert->Add(panel);
00121   }
00122   *biggest_index = WID_GL_LAST_COMPANY;
00123   return vert;
00124 }
00125 
00126 static const NWidgetPart _nested_graph_legend_widgets[] = {
00127   NWidget(NWID_HORIZONTAL),
00128     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00129     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_GRAPH_KEY_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00130     NWidget(WWT_SHADEBOX, COLOUR_GREY),
00131     NWidget(WWT_STICKYBOX, COLOUR_GREY),
00132   EndContainer(),
00133   NWidget(WWT_PANEL, COLOUR_GREY, WID_GL_BACKGROUND),
00134     NWidget(NWID_SPACER), SetMinimalSize(0, 2),
00135     NWidget(NWID_HORIZONTAL),
00136       NWidget(NWID_SPACER), SetMinimalSize(2, 0),
00137       NWidgetFunction(MakeNWidgetCompanyLines),
00138       NWidget(NWID_SPACER), SetMinimalSize(2, 0),
00139     EndContainer(),
00140   EndContainer(),
00141 };
00142 
00143 static const WindowDesc _graph_legend_desc(
00144   WDP_AUTO, 0, 0,
00145   WC_GRAPH_LEGEND, WC_NONE,
00146   0,
00147   _nested_graph_legend_widgets, lengthof(_nested_graph_legend_widgets)
00148 );
00149 
00150 static void ShowGraphLegend()
00151 {
00152   AllocateWindowDescFront<GraphLegendWindow>(&_graph_legend_desc, 0);
00153 }
00154 
00156 struct ValuesInterval {
00157   OverflowSafeInt64 highest; 
00158   OverflowSafeInt64 lowest;  
00159 };
00160 
00161 /******************/
00162 /* BASE OF GRAPHS */
00163 /*****************/
00164 
00165 struct BaseGraphWindow : Window {
00166 protected:
00167   static const int GRAPH_MAX_DATASETS     =  32;
00168   static const int GRAPH_AXIS_LINE_COLOUR = PC_BLACK;
00169   static const int GRAPH_NUM_MONTHS       =  24; 
00170 
00171   static const int MIN_GRAPH_NUM_LINES_Y  =   9; 
00172   static const int MIN_GRID_PIXEL_SIZE    =  20; 
00173 
00174   uint excluded_data; 
00175   byte num_dataset;
00176   byte num_on_x_axis;
00177   byte num_vert_lines;
00178   static const TextColour graph_axis_label_colour = TC_BLACK; 
00179 
00180   /* The starting month and year that values are plotted against. If month is
00181    * 0xFF, use x_values_start and x_values_increment below instead. */
00182   byte month;
00183   Year year;
00184 
00185   /* These values are used if the graph is being plotted against values
00186    * rather than the dates specified by month and year. */
00187   uint16 x_values_start;
00188   uint16 x_values_increment;
00189 
00190   int graph_widget;
00191   StringID format_str_y_axis;
00192   byte colours[GRAPH_MAX_DATASETS];
00193   OverflowSafeInt64 cost[GRAPH_MAX_DATASETS][GRAPH_NUM_MONTHS]; 
00194 
00201   ValuesInterval GetValuesInterval(int num_hori_lines) const
00202   {
00203     ValuesInterval current_interval;
00204     current_interval.highest = INT64_MIN;
00205     current_interval.lowest  = INT64_MAX;
00206 
00207     for (int i = 0; i < this->num_dataset; i++) {
00208       if (HasBit(this->excluded_data, i)) continue;
00209       for (int j = 0; j < this->num_on_x_axis; j++) {
00210         OverflowSafeInt64 datapoint = this->cost[i][j];
00211 
00212         if (datapoint != INVALID_DATAPOINT) {
00213           current_interval.highest = max(current_interval.highest, datapoint);
00214           current_interval.lowest  = min(current_interval.lowest, datapoint);
00215         }
00216       }
00217     }
00218 
00219     /* Prevent showing values too close to the graph limits. */
00220     current_interval.highest = (11 * current_interval.highest) / 10;
00221     current_interval.lowest =  (11 * current_interval.lowest) / 10;
00222 
00223     /* Always include zero in the shown range. */
00224     double abs_lower  = (current_interval.lowest > 0) ? 0 : (double)abs(current_interval.lowest);
00225     double abs_higher = (current_interval.highest < 0) ? 0 : (double)current_interval.highest;
00226 
00227     int num_pos_grids;
00228     int64 grid_size;
00229 
00230     if (abs_lower != 0 || abs_higher != 0) {
00231       /* The number of grids to reserve for the positive part is: */
00232       num_pos_grids = (int)floor(0.5 + num_hori_lines * abs_higher / (abs_higher + abs_lower));
00233 
00234       /* If there are any positive or negative values, force that they have at least one grid. */
00235       if (num_pos_grids == 0 && abs_higher != 0) num_pos_grids++;
00236       if (num_pos_grids == num_hori_lines && abs_lower != 0) num_pos_grids--;
00237 
00238       /* Get the required grid size for each side and use the maximum one. */
00239       int64 grid_size_higher = (abs_higher > 0) ? ((int64)abs_higher + num_pos_grids - 1) / num_pos_grids : 0;
00240       int64 grid_size_lower = (abs_lower > 0) ? ((int64)abs_lower + num_hori_lines - num_pos_grids - 1) / (num_hori_lines - num_pos_grids) : 0;
00241       grid_size = max(grid_size_higher, grid_size_lower);
00242     } else {
00243       /* If both values are zero, show an empty graph. */
00244       num_pos_grids = num_hori_lines / 2;
00245       grid_size = 1;
00246     }
00247 
00248     current_interval.highest = num_pos_grids * grid_size;
00249     current_interval.lowest = -(num_hori_lines - num_pos_grids) * grid_size;
00250     return current_interval;
00251   }
00252 
00258   uint GetYLabelWidth(ValuesInterval current_interval, int num_hori_lines) const
00259   {
00260     /* draw text strings on the y axis */
00261     int64 y_label = current_interval.highest;
00262     int64 y_label_separation = (current_interval.highest - current_interval.lowest) / num_hori_lines;
00263 
00264     uint max_width = 0;
00265 
00266     for (int i = 0; i < (num_hori_lines + 1); i++) {
00267       SetDParam(0, this->format_str_y_axis);
00268       SetDParam(1, y_label);
00269       Dimension d = GetStringBoundingBox(STR_GRAPH_Y_LABEL);
00270       if (d.width > max_width) max_width = d.width;
00271 
00272       y_label -= y_label_separation;
00273     }
00274 
00275     return max_width;
00276   }
00277 
00282   void DrawGraph(Rect r) const
00283   {
00284     uint x, y;               
00285     ValuesInterval interval; 
00286     int x_axis_offset;       
00287 
00288     /* the colours and cost array of GraphDrawer must accommodate
00289      * both values for cargo and companies. So if any are higher, quit */
00290     assert_compile(GRAPH_MAX_DATASETS >= (int)NUM_CARGO && GRAPH_MAX_DATASETS >= (int)MAX_COMPANIES);
00291     assert(this->num_vert_lines > 0);
00292 
00293     byte grid_colour = _colour_gradient[COLOUR_GREY][4];
00294 
00295     /* Rect r will be adjusted to contain just the graph, with labels being
00296      * placed outside the area. */
00297     r.top    += 5 + GetCharacterHeight(FS_SMALL) / 2;
00298     r.bottom -= (this->month == 0xFF ? 1 : 3) * GetCharacterHeight(FS_SMALL) + 4;
00299     r.left   += 9;
00300     r.right  -= 5;
00301 
00302     /* Initial number of horizontal lines. */
00303     int num_hori_lines = 160 / MIN_GRID_PIXEL_SIZE;
00304     /* For the rest of the height, the number of horizontal lines will increase more slowly. */
00305     int resize = (r.bottom - r.top - 160) / (2 * MIN_GRID_PIXEL_SIZE);
00306     if (resize > 0) num_hori_lines += resize;
00307 
00308     interval = GetValuesInterval(num_hori_lines);
00309 
00310     int label_width = GetYLabelWidth(interval, num_hori_lines);
00311 
00312     r.left += label_width;
00313 
00314     int x_sep = (r.right - r.left) / this->num_vert_lines;
00315     int y_sep = (r.bottom - r.top) / num_hori_lines;
00316 
00317     /* Redetermine right and bottom edge of graph to fit with the integer
00318      * separation values. */
00319     r.right = r.left + x_sep * this->num_vert_lines;
00320     r.bottom = r.top + y_sep * num_hori_lines;
00321 
00322     OverflowSafeInt64 interval_size = interval.highest + abs(interval.lowest);
00323     /* Where to draw the X axis. Use floating point to avoid overflowing and results of zero. */
00324     x_axis_offset = (int)((r.bottom - r.top) * (double)interval.highest / (double)interval_size);
00325 
00326     /* Draw the vertical grid lines. */
00327 
00328     /* Don't draw the first line, as that's where the axis will be. */
00329     x = r.left + x_sep;
00330 
00331     for (int i = 0; i < this->num_vert_lines; i++) {
00332       GfxFillRect(x, r.top, x, r.bottom, grid_colour);
00333       x += x_sep;
00334     }
00335 
00336     /* Draw the horizontal grid lines. */
00337     y = r.bottom;
00338 
00339     for (int i = 0; i < (num_hori_lines + 1); i++) {
00340       GfxFillRect(r.left - 3, y, r.left - 1, y, GRAPH_AXIS_LINE_COLOUR);
00341       GfxFillRect(r.left, y, r.right, y, grid_colour);
00342       y -= y_sep;
00343     }
00344 
00345     /* Draw the y axis. */
00346     GfxFillRect(r.left, r.top, r.left, r.bottom, GRAPH_AXIS_LINE_COLOUR);
00347 
00348     /* Draw the x axis. */
00349     y = x_axis_offset + r.top;
00350     GfxFillRect(r.left, y, r.right, y, GRAPH_AXIS_LINE_COLOUR);
00351 
00352     /* Find the largest value that will be drawn. */
00353     if (this->num_on_x_axis == 0) return;
00354 
00355     assert(this->num_on_x_axis > 0);
00356     assert(this->num_dataset > 0);
00357 
00358     /* draw text strings on the y axis */
00359     int64 y_label = interval.highest;
00360     int64 y_label_separation = abs(interval.highest - interval.lowest) / num_hori_lines;
00361 
00362     y = r.top - GetCharacterHeight(FS_SMALL) / 2;
00363 
00364     for (int i = 0; i < (num_hori_lines + 1); i++) {
00365       SetDParam(0, this->format_str_y_axis);
00366       SetDParam(1, y_label);
00367       DrawString(r.left - label_width - 4, r.left - 4, y, STR_GRAPH_Y_LABEL, graph_axis_label_colour, SA_RIGHT);
00368 
00369       y_label -= y_label_separation;
00370       y += y_sep;
00371     }
00372 
00373     /* draw strings on the x axis */
00374     if (this->month != 0xFF) {
00375       x = r.left;
00376       y = r.bottom + 2;
00377       byte month = this->month;
00378       Year year  = this->year;
00379       for (int i = 0; i < this->num_on_x_axis; i++) {
00380         SetDParam(0, month + STR_MONTH_ABBREV_JAN);
00381         SetDParam(1, month + STR_MONTH_ABBREV_JAN + 2);
00382         SetDParam(2, year);
00383         DrawStringMultiLine(x, x + x_sep, y, this->height, month == 0 ? STR_GRAPH_X_LABEL_MONTH_YEAR : STR_GRAPH_X_LABEL_MONTH, graph_axis_label_colour);
00384 
00385         month += 3;
00386         if (month >= 12) {
00387           month = 0;
00388           year++;
00389         }
00390         x += x_sep;
00391       }
00392     } else {
00393       /* Draw the label under the data point rather than on the grid line. */
00394       x = r.left;
00395       y = r.bottom + 2;
00396       uint16 label = this->x_values_start;
00397 
00398       for (int i = 0; i < this->num_on_x_axis; i++) {
00399         SetDParam(0, label);
00400         DrawString(x + 1, x + x_sep - 1, y, STR_GRAPH_Y_LABEL_NUMBER, graph_axis_label_colour, SA_HOR_CENTER);
00401 
00402         label += this->x_values_increment;
00403         x += x_sep;
00404       }
00405     }
00406 
00407     /* draw lines and dots */
00408     uint linewidth = _settings_client.gui.graph_line_thickness;
00409     uint pointoffs1 = (linewidth + 1) / 2;
00410     uint pointoffs2 = linewidth + 1 - pointoffs1;
00411     for (int i = 0; i < this->num_dataset; i++) {
00412       if (!HasBit(this->excluded_data, i)) {
00413         /* Centre the dot between the grid lines. */
00414         x = r.left + (x_sep / 2);
00415 
00416         byte colour  = this->colours[i];
00417         uint prev_x = INVALID_DATAPOINT_POS;
00418         uint prev_y = INVALID_DATAPOINT_POS;
00419 
00420         for (int j = 0; j < this->num_on_x_axis; j++) {
00421           OverflowSafeInt64 datapoint = this->cost[i][j];
00422 
00423           if (datapoint != INVALID_DATAPOINT) {
00424             /*
00425              * Check whether we need to reduce the 'accuracy' of the
00426              * datapoint value and the highest value to split overflows.
00427              * And when 'drawing' 'one million' or 'one million and one'
00428              * there is no significant difference, so the least
00429              * significant bits can just be removed.
00430              *
00431              * If there are more bits needed than would fit in a 32 bits
00432              * integer, so at about 31 bits because of the sign bit, the
00433              * least significant bits are removed.
00434              */
00435             int mult_range = FindLastBit(x_axis_offset) + FindLastBit(abs(datapoint));
00436             int reduce_range = max(mult_range - 31, 0);
00437 
00438             /* Handle negative values differently (don't shift sign) */
00439             if (datapoint < 0) {
00440               datapoint = -(abs(datapoint) >> reduce_range);
00441             } else {
00442               datapoint >>= reduce_range;
00443             }
00444             y = r.top + x_axis_offset - ((r.bottom - r.top) * datapoint) / (interval_size >> reduce_range);
00445 
00446             /* Draw the point. */
00447             GfxFillRect(x - pointoffs1, y - pointoffs1, x + pointoffs2, y + pointoffs2, colour);
00448 
00449             /* Draw the line connected to the previous point. */
00450             if (prev_x != INVALID_DATAPOINT_POS) GfxDrawLine(prev_x, prev_y, x, y, colour, linewidth);
00451 
00452             prev_x = x;
00453             prev_y = y;
00454           } else {
00455             prev_x = INVALID_DATAPOINT_POS;
00456             prev_y = INVALID_DATAPOINT_POS;
00457           }
00458 
00459           x += x_sep;
00460         }
00461       }
00462     }
00463   }
00464 
00465 
00466   BaseGraphWindow(int widget, StringID format_str_y_axis) :
00467       Window(),
00468       format_str_y_axis(format_str_y_axis)
00469   {
00470     SetWindowDirty(WC_GRAPH_LEGEND, 0);
00471     this->num_vert_lines = 24;
00472     this->graph_widget = widget;
00473   }
00474 
00475   void InitializeWindow(const WindowDesc *desc, WindowNumber number)
00476   {
00477     /* Initialise the dataset */
00478     this->UpdateStatistics(true);
00479 
00480     this->InitNested(desc, number);
00481   }
00482 
00483 public:
00484   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00485   {
00486     if (widget != this->graph_widget) return;
00487 
00488     uint x_label_width = 0;
00489 
00490     if (this->month != 0xFF) {
00491       byte month = this->month;
00492       Year year  = this->year;
00493       for (int i = 0; i < this->num_on_x_axis; i++) {
00494         SetDParam(0, month + STR_MONTH_ABBREV_JAN);
00495         SetDParam(1, month + STR_MONTH_ABBREV_JAN + 2);
00496         SetDParam(2, year);
00497         x_label_width = max(x_label_width, GetStringBoundingBox(month == 0 ? STR_GRAPH_X_LABEL_MONTH_YEAR : STR_GRAPH_X_LABEL_MONTH).width);
00498 
00499         month += 3;
00500         if (month >= 12) {
00501           month = 0;
00502           year++;
00503         }
00504       }
00505     } else {
00506       /* Draw the label under the data point rather than on the grid line. */
00507       SetDParamMaxValue(0, this->x_values_start + this->num_on_x_axis * this->x_values_increment, 0, FS_SMALL);
00508       x_label_width = GetStringBoundingBox(STR_GRAPH_Y_LABEL_NUMBER).width;
00509     }
00510 
00511     SetDParam(0, this->format_str_y_axis);
00512     SetDParam(1, INT64_MAX);
00513     uint y_label_width = GetStringBoundingBox(STR_GRAPH_Y_LABEL).width;
00514 
00515     size->width  = max<uint>(size->width,  5 + y_label_width + this->num_on_x_axis * (x_label_width + 5) + 9);
00516     size->height = max<uint>(size->height, 5 + (1 + MIN_GRAPH_NUM_LINES_Y * 2 + (this->month != 0xFF ? 3 : 1)) * FONT_HEIGHT_SMALL + 4);
00517     size->height = max<uint>(size->height, size->width / 3);
00518   }
00519 
00520   virtual void DrawWidget(const Rect &r, int widget) const
00521   {
00522     if (widget != this->graph_widget) return;
00523 
00524     DrawGraph(r);
00525   }
00526 
00527   virtual OverflowSafeInt64 GetGraphData(const Company *c, int j)
00528   {
00529     return INVALID_DATAPOINT;
00530   }
00531 
00532   virtual void OnClick(Point pt, int widget, int click_count)
00533   {
00534     /* Clicked on legend? */
00535     if (widget == WID_CV_KEY_BUTTON) ShowGraphLegend();
00536   }
00537 
00538   virtual void OnTick()
00539   {
00540     this->UpdateStatistics(false);
00541   }
00542 
00548   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
00549   {
00550     if (!gui_scope) return;
00551     this->UpdateStatistics(true);
00552   }
00553 
00558   void UpdateStatistics(bool initialize)
00559   {
00560     uint excluded_companies = _legend_excluded_companies;
00561 
00562     /* Exclude the companies which aren't valid */
00563     for (CompanyID c = COMPANY_FIRST; c < MAX_COMPANIES; c++) {
00564       if (!Company::IsValidID(c)) SetBit(excluded_companies, c);
00565     }
00566 
00567     byte nums = 0;
00568     const Company *c;
00569     FOR_ALL_COMPANIES(c) {
00570       nums = min(this->num_vert_lines, max(nums, c->num_valid_stat_ent));
00571     }
00572 
00573     int mo = (_cur_month / 3 - nums) * 3;
00574     int yr = _cur_year;
00575     while (mo < 0) {
00576       yr--;
00577       mo += 12;
00578     }
00579 
00580     if (!initialize && this->excluded_data == excluded_companies && this->num_on_x_axis == nums &&
00581         this->year == yr && this->month == mo) {
00582       /* There's no reason to get new stats */
00583       return;
00584     }
00585 
00586     this->excluded_data = excluded_companies;
00587     this->num_on_x_axis = nums;
00588     this->year = yr;
00589     this->month = mo;
00590 
00591     int numd = 0;
00592     for (CompanyID k = COMPANY_FIRST; k < MAX_COMPANIES; k++) {
00593       c = Company::GetIfValid(k);
00594       if (c != NULL) {
00595         this->colours[numd] = _colour_gradient[c->colour][6];
00596         for (int j = this->num_on_x_axis, i = 0; --j >= 0;) {
00597           this->cost[numd][i] = (j >= c->num_valid_stat_ent) ? INVALID_DATAPOINT : GetGraphData(c, j);
00598           i++;
00599         }
00600       }
00601       numd++;
00602     }
00603 
00604     this->num_dataset = numd;
00605   }
00606 };
00607 
00608 
00609 /********************/
00610 /* OPERATING PROFIT */
00611 /********************/
00612 
00613 struct OperatingProfitGraphWindow : BaseGraphWindow {
00614   OperatingProfitGraphWindow(const WindowDesc *desc, WindowNumber window_number) :
00615       BaseGraphWindow(WID_CV_GRAPH, STR_JUST_CURRENCY_SHORT)
00616   {
00617     this->InitializeWindow(desc, window_number);
00618   }
00619 
00620   virtual OverflowSafeInt64 GetGraphData(const Company *c, int j)
00621   {
00622     return c->old_economy[j].income + c->old_economy[j].expenses;
00623   }
00624 };
00625 
00626 static const NWidgetPart _nested_operating_profit_widgets[] = {
00627   NWidget(NWID_HORIZONTAL),
00628     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00629     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_GRAPH_OPERATING_PROFIT_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00630     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_CV_KEY_BUTTON), SetMinimalSize(50, 0), SetMinimalTextLines(1, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + 2), SetDataTip(STR_GRAPH_KEY_BUTTON, STR_GRAPH_KEY_TOOLTIP),
00631     NWidget(WWT_SHADEBOX, COLOUR_GREY),
00632     NWidget(WWT_STICKYBOX, COLOUR_GREY),
00633   EndContainer(),
00634   NWidget(WWT_PANEL, COLOUR_GREY, WID_CV_BACKGROUND),
00635     NWidget(NWID_HORIZONTAL),
00636       NWidget(WWT_EMPTY, COLOUR_GREY, WID_CV_GRAPH), SetMinimalSize(576, 160), SetFill(1, 1), SetResize(1, 1),
00637       NWidget(NWID_VERTICAL),
00638         NWidget(NWID_SPACER), SetFill(0, 1), SetResize(0, 1),
00639         NWidget(WWT_RESIZEBOX, COLOUR_GREY, WID_CV_RESIZE),
00640       EndContainer(),
00641     EndContainer(),
00642   EndContainer(),
00643 };
00644 
00645 static const WindowDesc _operating_profit_desc(
00646   WDP_AUTO, 0, 0,
00647   WC_OPERATING_PROFIT, WC_NONE,
00648   0,
00649   _nested_operating_profit_widgets, lengthof(_nested_operating_profit_widgets)
00650 );
00651 
00652 
00653 void ShowOperatingProfitGraph()
00654 {
00655   AllocateWindowDescFront<OperatingProfitGraphWindow>(&_operating_profit_desc, 0);
00656 }
00657 
00658 
00659 /****************/
00660 /* INCOME GRAPH */
00661 /****************/
00662 
00663 struct IncomeGraphWindow : BaseGraphWindow {
00664   IncomeGraphWindow(const WindowDesc *desc, WindowNumber window_number) :
00665       BaseGraphWindow(WID_CV_GRAPH, STR_JUST_CURRENCY_SHORT)
00666   {
00667     this->InitializeWindow(desc, window_number);
00668   }
00669 
00670   virtual OverflowSafeInt64 GetGraphData(const Company *c, int j)
00671   {
00672     return c->old_economy[j].income;
00673   }
00674 };
00675 
00676 static const NWidgetPart _nested_income_graph_widgets[] = {
00677   NWidget(NWID_HORIZONTAL),
00678     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00679     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_GRAPH_INCOME_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00680     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_CV_KEY_BUTTON), SetMinimalSize(50, 0), SetMinimalTextLines(1, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + 2), SetDataTip(STR_GRAPH_KEY_BUTTON, STR_GRAPH_KEY_TOOLTIP),
00681     NWidget(WWT_SHADEBOX, COLOUR_GREY),
00682     NWidget(WWT_STICKYBOX, COLOUR_GREY),
00683   EndContainer(),
00684   NWidget(WWT_PANEL, COLOUR_GREY, WID_CV_BACKGROUND),
00685     NWidget(NWID_HORIZONTAL),
00686       NWidget(WWT_EMPTY, COLOUR_GREY, WID_CV_GRAPH), SetMinimalSize(576, 128), SetFill(1, 1), SetResize(1, 1),
00687       NWidget(NWID_VERTICAL),
00688         NWidget(NWID_SPACER), SetFill(0, 1), SetResize(0, 1),
00689         NWidget(WWT_RESIZEBOX, COLOUR_GREY, WID_CV_RESIZE),
00690       EndContainer(),
00691     EndContainer(),
00692   EndContainer(),
00693 };
00694 
00695 static const WindowDesc _income_graph_desc(
00696   WDP_AUTO, 0, 0,
00697   WC_INCOME_GRAPH, WC_NONE,
00698   0,
00699   _nested_income_graph_widgets, lengthof(_nested_income_graph_widgets)
00700 );
00701 
00702 void ShowIncomeGraph()
00703 {
00704   AllocateWindowDescFront<IncomeGraphWindow>(&_income_graph_desc, 0);
00705 }
00706 
00707 /*******************/
00708 /* DELIVERED CARGO */
00709 /*******************/
00710 
00711 struct DeliveredCargoGraphWindow : BaseGraphWindow {
00712   DeliveredCargoGraphWindow(const WindowDesc *desc, WindowNumber window_number) :
00713       BaseGraphWindow(WID_CV_GRAPH, STR_JUST_COMMA)
00714   {
00715     this->InitializeWindow(desc, window_number);
00716   }
00717 
00718   virtual OverflowSafeInt64 GetGraphData(const Company *c, int j)
00719   {
00720     return c->old_economy[j].delivered_cargo.GetSum<OverflowSafeInt64>();
00721   }
00722 };
00723 
00724 static const NWidgetPart _nested_delivered_cargo_graph_widgets[] = {
00725   NWidget(NWID_HORIZONTAL),
00726     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00727     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_GRAPH_CARGO_DELIVERED_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00728     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_CV_KEY_BUTTON), SetMinimalSize(50, 0), SetMinimalTextLines(1, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + 2), SetDataTip(STR_GRAPH_KEY_BUTTON, STR_GRAPH_KEY_TOOLTIP),
00729     NWidget(WWT_SHADEBOX, COLOUR_GREY),
00730     NWidget(WWT_STICKYBOX, COLOUR_GREY),
00731   EndContainer(),
00732   NWidget(WWT_PANEL, COLOUR_GREY, WID_CV_BACKGROUND),
00733     NWidget(NWID_HORIZONTAL),
00734       NWidget(WWT_EMPTY, COLOUR_GREY, WID_CV_GRAPH), SetMinimalSize(576, 128), SetFill(1, 1), SetResize(1, 1),
00735       NWidget(NWID_VERTICAL),
00736         NWidget(NWID_SPACER), SetFill(0, 1), SetResize(0, 1),
00737         NWidget(WWT_RESIZEBOX, COLOUR_GREY, WID_CV_RESIZE),
00738       EndContainer(),
00739     EndContainer(),
00740   EndContainer(),
00741 };
00742 
00743 static const WindowDesc _delivered_cargo_graph_desc(
00744   WDP_AUTO, 0, 0,
00745   WC_DELIVERED_CARGO, WC_NONE,
00746   0,
00747   _nested_delivered_cargo_graph_widgets, lengthof(_nested_delivered_cargo_graph_widgets)
00748 );
00749 
00750 void ShowDeliveredCargoGraph()
00751 {
00752   AllocateWindowDescFront<DeliveredCargoGraphWindow>(&_delivered_cargo_graph_desc, 0);
00753 }
00754 
00755 /***********************/
00756 /* PERFORMANCE HISTORY */
00757 /***********************/
00758 
00759 struct PerformanceHistoryGraphWindow : BaseGraphWindow {
00760   PerformanceHistoryGraphWindow(const WindowDesc *desc, WindowNumber window_number) :
00761       BaseGraphWindow(WID_PHG_GRAPH, STR_JUST_COMMA)
00762   {
00763     this->InitializeWindow(desc, window_number);
00764   }
00765 
00766   virtual OverflowSafeInt64 GetGraphData(const Company *c, int j)
00767   {
00768     return c->old_economy[j].performance_history;
00769   }
00770 
00771   virtual void OnClick(Point pt, int widget, int click_count)
00772   {
00773     if (widget == WID_PHG_DETAILED_PERFORMANCE) ShowPerformanceRatingDetail();
00774     this->BaseGraphWindow::OnClick(pt, widget, click_count);
00775   }
00776 };
00777 
00778 static const NWidgetPart _nested_performance_history_widgets[] = {
00779   NWidget(NWID_HORIZONTAL),
00780     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00781     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_GRAPH_COMPANY_PERFORMANCE_RATINGS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00782     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_PHG_DETAILED_PERFORMANCE), SetMinimalSize(50, 0), SetMinimalTextLines(1, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + 2), SetDataTip(STR_PERFORMANCE_DETAIL_KEY, STR_GRAPH_PERFORMANCE_DETAIL_TOOLTIP),
00783     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_PHG_KEY), SetMinimalSize(50, 0), SetMinimalTextLines(1, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + 2), SetDataTip(STR_GRAPH_KEY_BUTTON, STR_GRAPH_KEY_TOOLTIP),
00784     NWidget(WWT_SHADEBOX, COLOUR_GREY),
00785     NWidget(WWT_STICKYBOX, COLOUR_GREY),
00786   EndContainer(),
00787   NWidget(WWT_PANEL, COLOUR_GREY, WID_PHG_BACKGROUND),
00788     NWidget(NWID_HORIZONTAL),
00789       NWidget(WWT_EMPTY, COLOUR_GREY, WID_PHG_GRAPH), SetMinimalSize(576, 224), SetFill(1, 1), SetResize(1, 1),
00790       NWidget(NWID_VERTICAL),
00791         NWidget(NWID_SPACER), SetFill(0, 1), SetResize(0, 1),
00792         NWidget(WWT_RESIZEBOX, COLOUR_GREY, WID_PHG_RESIZE),
00793       EndContainer(),
00794     EndContainer(),
00795   EndContainer(),
00796 };
00797 
00798 static const WindowDesc _performance_history_desc(
00799   WDP_AUTO, 0, 0,
00800   WC_PERFORMANCE_HISTORY, WC_NONE,
00801   0,
00802   _nested_performance_history_widgets, lengthof(_nested_performance_history_widgets)
00803 );
00804 
00805 void ShowPerformanceHistoryGraph()
00806 {
00807   AllocateWindowDescFront<PerformanceHistoryGraphWindow>(&_performance_history_desc, 0);
00808 }
00809 
00810 /*****************/
00811 /* COMPANY VALUE */
00812 /*****************/
00813 
00814 struct CompanyValueGraphWindow : BaseGraphWindow {
00815   CompanyValueGraphWindow(const WindowDesc *desc, WindowNumber window_number) :
00816       BaseGraphWindow(WID_CV_GRAPH, STR_JUST_CURRENCY_SHORT)
00817   {
00818     this->InitializeWindow(desc, window_number);
00819   }
00820 
00821   virtual OverflowSafeInt64 GetGraphData(const Company *c, int j)
00822   {
00823     return c->old_economy[j].company_value;
00824   }
00825 };
00826 
00827 static const NWidgetPart _nested_company_value_graph_widgets[] = {
00828   NWidget(NWID_HORIZONTAL),
00829     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00830     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_GRAPH_COMPANY_VALUES_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00831     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_CV_KEY_BUTTON), SetMinimalSize(50, 0), SetMinimalTextLines(1, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + 2), SetDataTip(STR_GRAPH_KEY_BUTTON, STR_GRAPH_KEY_TOOLTIP),
00832     NWidget(WWT_SHADEBOX, COLOUR_GREY),
00833     NWidget(WWT_STICKYBOX, COLOUR_GREY),
00834   EndContainer(),
00835   NWidget(WWT_PANEL, COLOUR_GREY, WID_CV_BACKGROUND),
00836     NWidget(NWID_HORIZONTAL),
00837       NWidget(WWT_EMPTY, COLOUR_GREY, WID_CV_GRAPH), SetMinimalSize(576, 224), SetFill(1, 1), SetResize(1, 1),
00838       NWidget(NWID_VERTICAL),
00839         NWidget(NWID_SPACER), SetFill(0, 1), SetResize(0, 1),
00840         NWidget(WWT_RESIZEBOX, COLOUR_GREY, WID_CV_RESIZE),
00841       EndContainer(),
00842     EndContainer(),
00843   EndContainer(),
00844 };
00845 
00846 static const WindowDesc _company_value_graph_desc(
00847   WDP_AUTO, 0, 0,
00848   WC_COMPANY_VALUE, WC_NONE,
00849   0,
00850   _nested_company_value_graph_widgets, lengthof(_nested_company_value_graph_widgets)
00851 );
00852 
00853 void ShowCompanyValueGraph()
00854 {
00855   AllocateWindowDescFront<CompanyValueGraphWindow>(&_company_value_graph_desc, 0);
00856 }
00857 
00858 /*****************/
00859 /* PAYMENT RATES */
00860 /*****************/
00861 
00862 struct PaymentRatesGraphWindow : BaseGraphWindow {
00863   bool first_init; 
00864   PaymentRatesGraphWindow(const WindowDesc *desc, WindowNumber window_number) :
00865       BaseGraphWindow(WID_CPR_GRAPH, STR_JUST_CURRENCY_SHORT)
00866   {
00867     this->first_init = true;
00868     this->num_on_x_axis = 20;
00869     this->num_vert_lines = 20;
00870     this->month = 0xFF;
00871     this->x_values_start     = 10;
00872     this->x_values_increment = 10;
00873 
00874     /* Initialise the dataset */
00875     this->OnHundredthTick();
00876 
00877     this->InitNested(desc, window_number);
00878 
00879     this->UpdateLoweredWidgets();
00880   }
00881 
00882   virtual void OnInit()
00883   {
00884     /* UpdateLoweredWidgets needs to be called after a language or NewGRF change, but it can't be called before
00885      * InitNested is done. On the first init these functions are called in the correct order by the constructor. */
00886     if (!this->first_init) {
00887       /* Initialise the dataset */
00888       this->OnHundredthTick();
00889       this->UpdateLoweredWidgets();
00890     }
00891     this->first_init = false;
00892   }
00893 
00894   void UpdateExcludedData()
00895   {
00896     this->excluded_data = 0;
00897 
00898     int i = 0;
00899     const CargoSpec *cs;
00900     FOR_ALL_SORTED_STANDARD_CARGOSPECS(cs) {
00901       if (HasBit(_legend_excluded_cargo, cs->Index())) SetBit(this->excluded_data, i);
00902       i++;
00903     }
00904   }
00905 
00906   void UpdateLoweredWidgets()
00907   {
00908     for (int i = 0; i < _sorted_standard_cargo_specs_size; i++) {
00909       this->SetWidgetLoweredState(WID_CPR_CARGO_FIRST + i, !HasBit(this->excluded_data, i));
00910     }
00911   }
00912 
00913   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00914   {
00915     if (widget < WID_CPR_CARGO_FIRST) {
00916       BaseGraphWindow::UpdateWidgetSize(widget, size, padding, fill, resize);
00917       return;
00918     }
00919 
00920     const CargoSpec *cs = _sorted_cargo_specs[widget - WID_CPR_CARGO_FIRST];
00921     SetDParam(0, cs->name);
00922     Dimension d = GetStringBoundingBox(STR_GRAPH_CARGO_PAYMENT_CARGO);
00923     d.width += 14; // colour field
00924     d.width += WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
00925     d.height += WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
00926     *size = maxdim(d, *size);
00927   }
00928 
00929   virtual void DrawWidget(const Rect &r, int widget) const
00930   {
00931     if (widget < WID_CPR_CARGO_FIRST) {
00932       BaseGraphWindow::DrawWidget(r, widget);
00933       return;
00934     }
00935 
00936     const CargoSpec *cs = _sorted_cargo_specs[widget - WID_CPR_CARGO_FIRST];
00937     bool rtl = _current_text_dir == TD_RTL;
00938 
00939     /* Since the buttons have no text, no images,
00940      * both the text and the coloured box have to be manually painted.
00941      * clk_dif will move one pixel down and one pixel to the right
00942      * when the button is clicked */
00943     byte clk_dif = this->IsWidgetLowered(widget) ? 1 : 0;
00944     int x = r.left + WD_FRAMERECT_LEFT;
00945     int y = r.top;
00946 
00947     int rect_x = clk_dif + (rtl ? r.right - 12 : r.left + WD_FRAMERECT_LEFT);
00948 
00949     GfxFillRect(rect_x, y + clk_dif, rect_x + 8, y + 5 + clk_dif, PC_BLACK);
00950     GfxFillRect(rect_x + 1, y + 1 + clk_dif, rect_x + 7, y + 4 + clk_dif, cs->legend_colour);
00951     SetDParam(0, cs->name);
00952     DrawString(rtl ? r.left : x + 14 + clk_dif, (rtl ? r.right - 14 + clk_dif : r.right), y + clk_dif, STR_GRAPH_CARGO_PAYMENT_CARGO);
00953   }
00954 
00955   virtual void OnClick(Point pt, int widget, int click_count)
00956   {
00957     switch (widget) {
00958       case WID_CPR_ENABLE_CARGOES:
00959         /* Remove all cargoes from the excluded lists. */
00960         _legend_excluded_cargo = 0;
00961         this->excluded_data = 0;
00962         this->UpdateLoweredWidgets();
00963         this->SetDirty();
00964         break;
00965 
00966       case WID_CPR_DISABLE_CARGOES: {
00967         /* Add all cargoes to the excluded lists. */
00968         int i = 0;
00969         const CargoSpec *cs;
00970         FOR_ALL_SORTED_STANDARD_CARGOSPECS(cs) {
00971           SetBit(_legend_excluded_cargo, cs->Index());
00972           SetBit(this->excluded_data, i);
00973           i++;
00974         }
00975         this->UpdateLoweredWidgets();
00976         this->SetDirty();
00977         break;
00978       }
00979 
00980       default:
00981         if (widget >= WID_CPR_CARGO_FIRST) {
00982           int i = widget - WID_CPR_CARGO_FIRST;
00983           ToggleBit(_legend_excluded_cargo, _sorted_cargo_specs[i]->Index());
00984           this->ToggleWidgetLoweredState(widget);
00985           this->UpdateExcludedData();
00986           this->SetDirty();
00987         }
00988         break;
00989     }
00990   }
00991 
00992   virtual void OnTick()
00993   {
00994     /* Override default OnTick */
00995   }
00996 
01002   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
01003   {
01004     if (!gui_scope) return;
01005     this->OnHundredthTick();
01006   }
01007 
01008   virtual void OnHundredthTick()
01009   {
01010     this->UpdateExcludedData();
01011 
01012     int i = 0;
01013     const CargoSpec *cs;
01014     FOR_ALL_SORTED_STANDARD_CARGOSPECS(cs) {
01015       this->colours[i] = cs->legend_colour;
01016       for (uint j = 0; j != 20; j++) {
01017         this->cost[i][j] = GetTransportedGoodsIncome(10, 20, j * 4 + 4, cs->Index());
01018       }
01019       i++;
01020     }
01021     this->num_dataset = i;
01022   }
01023 };
01024 
01026 static NWidgetBase *MakeCargoButtons(int *biggest_index)
01027 {
01028   NWidgetVertical *ver = new NWidgetVertical;
01029 
01030   for (int i = 0; i < _sorted_standard_cargo_specs_size; i++) {
01031     NWidgetBackground *leaf = new NWidgetBackground(WWT_PANEL, COLOUR_ORANGE, WID_CPR_CARGO_FIRST + i, NULL);
01032     leaf->tool_tip = STR_GRAPH_CARGO_PAYMENT_TOGGLE_CARGO;
01033     leaf->SetFill(1, 0);
01034     leaf->SetLowered(true);
01035     ver->Add(leaf);
01036   }
01037   *biggest_index = WID_CPR_CARGO_FIRST + _sorted_standard_cargo_specs_size - 1;
01038   return ver;
01039 }
01040 
01041 
01042 static const NWidgetPart _nested_cargo_payment_rates_widgets[] = {
01043   NWidget(NWID_HORIZONTAL),
01044     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01045     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_GRAPH_CARGO_PAYMENT_RATES_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01046     NWidget(WWT_SHADEBOX, COLOUR_GREY),
01047     NWidget(WWT_STICKYBOX, COLOUR_GREY),
01048   EndContainer(),
01049   NWidget(WWT_PANEL, COLOUR_GREY, WID_CPR_BACKGROUND), SetMinimalSize(568, 128),
01050     NWidget(NWID_HORIZONTAL),
01051       NWidget(NWID_SPACER), SetFill(1, 0), SetResize(1, 0),
01052       NWidget(WWT_TEXT, COLOUR_GREY, WID_CPR_HEADER), SetMinimalSize(0, 6), SetPadding(2, 0, 2, 0), SetDataTip(STR_GRAPH_CARGO_PAYMENT_RATES_TITLE, STR_NULL),
01053       NWidget(NWID_SPACER), SetFill(1, 0), SetResize(1, 0),
01054     EndContainer(),
01055     NWidget(NWID_HORIZONTAL),
01056       NWidget(WWT_EMPTY, COLOUR_GREY, WID_CPR_GRAPH), SetMinimalSize(495, 0), SetFill(1, 1), SetResize(1, 1),
01057       NWidget(NWID_VERTICAL),
01058         NWidget(NWID_SPACER), SetMinimalSize(0, 24), SetFill(0, 0), SetResize(0, 1),
01059         NWidget(WWT_PUSHTXTBTN, COLOUR_ORANGE, WID_CPR_ENABLE_CARGOES), SetDataTip(STR_GRAPH_CARGO_ENABLE_ALL, STR_GRAPH_CARGO_TOOLTIP_ENABLE_ALL), SetFill(1, 0),
01060         NWidget(WWT_PUSHTXTBTN, COLOUR_ORANGE, WID_CPR_DISABLE_CARGOES), SetDataTip(STR_GRAPH_CARGO_DISABLE_ALL, STR_GRAPH_CARGO_TOOLTIP_DISABLE_ALL), SetFill(1, 0),
01061         NWidget(NWID_SPACER), SetMinimalSize(0, 4),
01062         NWidgetFunction(MakeCargoButtons),
01063         NWidget(NWID_SPACER), SetMinimalSize(0, 24), SetFill(0, 1), SetResize(0, 1),
01064       EndContainer(),
01065       NWidget(NWID_SPACER), SetMinimalSize(5, 0), SetFill(0, 1), SetResize(0, 1),
01066     EndContainer(),
01067     NWidget(NWID_HORIZONTAL),
01068       NWidget(NWID_SPACER), SetMinimalSize(WD_RESIZEBOX_WIDTH, 0), SetFill(1, 0), SetResize(1, 0),
01069       NWidget(WWT_TEXT, COLOUR_GREY, WID_CPR_FOOTER), SetMinimalSize(0, 6), SetPadding(2, 0, 2, 0), SetDataTip(STR_GRAPH_CARGO_PAYMENT_RATES_X_LABEL, STR_NULL),
01070       NWidget(NWID_SPACER), SetFill(1, 0), SetResize(1, 0),
01071       NWidget(WWT_RESIZEBOX, COLOUR_GREY, WID_CPR_RESIZE),
01072     EndContainer(),
01073   EndContainer(),
01074 };
01075 
01076 static const WindowDesc _cargo_payment_rates_desc(
01077   WDP_AUTO, 0, 0,
01078   WC_PAYMENT_RATES, WC_NONE,
01079   0,
01080   _nested_cargo_payment_rates_widgets, lengthof(_nested_cargo_payment_rates_widgets)
01081 );
01082 
01083 
01084 void ShowCargoPaymentRates()
01085 {
01086   AllocateWindowDescFront<PaymentRatesGraphWindow>(&_cargo_payment_rates_desc, 0);
01087 }
01088 
01089 /************************/
01090 /* COMPANY LEAGUE TABLE */
01091 /************************/
01092 
01093 static const StringID _performance_titles[] = {
01094   STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_ENGINEER,
01095   STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_ENGINEER,
01096   STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_TRAFFIC_MANAGER,
01097   STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_TRAFFIC_MANAGER,
01098   STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_TRANSPORT_COORDINATOR,
01099   STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_TRANSPORT_COORDINATOR,
01100   STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_ROUTE_SUPERVISOR,
01101   STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_ROUTE_SUPERVISOR,
01102   STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_DIRECTOR,
01103   STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_DIRECTOR,
01104   STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_CHIEF_EXECUTIVE,
01105   STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_CHIEF_EXECUTIVE,
01106   STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_CHAIRMAN,
01107   STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_CHAIRMAN,
01108   STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_PRESIDENT,
01109   STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_TYCOON,
01110 };
01111 
01112 static inline StringID GetPerformanceTitleFromValue(uint value)
01113 {
01114   return _performance_titles[minu(value, 1000) >> 6];
01115 }
01116 
01117 class CompanyLeagueWindow : public Window {
01118 private:
01119   GUIList<const Company*> companies;
01120   uint ordinal_width; 
01121   uint text_width;    
01122   uint icon_width;    
01123   int line_height;    
01124 
01128   void BuildCompanyList()
01129   {
01130     if (!this->companies.NeedRebuild()) return;
01131 
01132     this->companies.Clear();
01133 
01134     const Company *c;
01135     FOR_ALL_COMPANIES(c) {
01136       *this->companies.Append() = c;
01137     }
01138 
01139     this->companies.Compact();
01140     this->companies.RebuildDone();
01141   }
01142 
01144   static int CDECL PerformanceSorter(const Company * const *c1, const Company * const *c2)
01145   {
01146     return (*c2)->old_economy[0].performance_history - (*c1)->old_economy[0].performance_history;
01147   }
01148 
01149 public:
01150   CompanyLeagueWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
01151   {
01152     this->InitNested(desc, window_number);
01153     this->companies.ForceRebuild();
01154     this->companies.NeedResort();
01155   }
01156 
01157   virtual void OnPaint()
01158   {
01159     this->BuildCompanyList();
01160     this->companies.Sort(&PerformanceSorter);
01161 
01162     this->DrawWidgets();
01163   }
01164 
01165   virtual void DrawWidget(const Rect &r, int widget) const
01166   {
01167     if (widget != WID_CL_BACKGROUND) return;
01168 
01169     int icon_y_offset = 1 + (FONT_HEIGHT_NORMAL - this->line_height) / 2;
01170     uint y = r.top + WD_FRAMERECT_TOP - icon_y_offset;
01171 
01172     bool rtl = _current_text_dir == TD_RTL;
01173     uint ordinal_left  = rtl ? r.right - WD_FRAMERECT_LEFT - this->ordinal_width : r.left + WD_FRAMERECT_LEFT;
01174     uint ordinal_right = rtl ? r.right - WD_FRAMERECT_LEFT : r.left + WD_FRAMERECT_LEFT + this->ordinal_width;
01175     uint icon_left     = r.left + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT + (rtl ? this->text_width : this->ordinal_width);
01176     uint text_left     = rtl ? r.left + WD_FRAMERECT_LEFT : r.right - WD_FRAMERECT_LEFT - this->text_width;
01177     uint text_right    = rtl ? r.left + WD_FRAMERECT_LEFT + this->text_width : r.right - WD_FRAMERECT_LEFT;
01178 
01179     for (uint i = 0; i != this->companies.Length(); i++) {
01180       const Company *c = this->companies[i];
01181       DrawString(ordinal_left, ordinal_right, y, i + STR_ORDINAL_NUMBER_1ST, i == 0 ? TC_WHITE : TC_YELLOW);
01182 
01183       DrawCompanyIcon(c->index, icon_left, y + icon_y_offset);
01184 
01185       SetDParam(0, c->index);
01186       SetDParam(1, c->index);
01187       SetDParam(2, GetPerformanceTitleFromValue(c->old_economy[0].performance_history));
01188       DrawString(text_left, text_right, y, STR_COMPANY_LEAGUE_COMPANY_NAME);
01189       y += this->line_height;
01190     }
01191   }
01192 
01193   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01194   {
01195     if (widget != WID_CL_BACKGROUND) return;
01196 
01197     this->ordinal_width = 0;
01198     for (uint i = 0; i < MAX_COMPANIES; i++) {
01199       this->ordinal_width = max(this->ordinal_width, GetStringBoundingBox(STR_ORDINAL_NUMBER_1ST + i).width);
01200     }
01201     this->ordinal_width += 5; // Keep some extra spacing
01202 
01203     uint widest_width = 0;
01204     uint widest_title = 0;
01205     for (uint i = 0; i < lengthof(_performance_titles); i++) {
01206       uint width = GetStringBoundingBox(_performance_titles[i]).width;
01207       if (width > widest_width) {
01208         widest_title = i;
01209         widest_width = width;
01210       }
01211     }
01212 
01213     Dimension d = GetSpriteSize(SPR_COMPANY_ICON);
01214     this->icon_width = d.width + 2;
01215     this->line_height = max<int>(d.height + 2, FONT_HEIGHT_NORMAL);
01216 
01217     const Company *c;
01218     FOR_ALL_COMPANIES(c) {
01219       SetDParam(0, c->index);
01220       SetDParam(1, c->index);
01221       SetDParam(2, _performance_titles[widest_title]);
01222       widest_width = max(widest_width, GetStringBoundingBox(STR_COMPANY_LEAGUE_COMPANY_NAME).width);
01223     }
01224 
01225     this->text_width = widest_width + 30; // Keep some extra spacing
01226 
01227     size->width = WD_FRAMERECT_LEFT + this->ordinal_width + WD_FRAMERECT_RIGHT + this->icon_width + WD_FRAMERECT_LEFT + this->text_width + WD_FRAMERECT_RIGHT;
01228     size->height = WD_FRAMERECT_TOP + this->line_height * MAX_COMPANIES + WD_FRAMERECT_BOTTOM;
01229   }
01230 
01231 
01232   virtual void OnTick()
01233   {
01234     if (this->companies.NeedResort()) {
01235       this->SetDirty();
01236     }
01237   }
01238 
01244   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
01245   {
01246     if (data == 0) {
01247       /* This needs to be done in command-scope to enforce rebuilding before resorting invalid data */
01248       this->companies.ForceRebuild();
01249     } else {
01250       this->companies.ForceResort();
01251     }
01252   }
01253 };
01254 
01255 static const NWidgetPart _nested_company_league_widgets[] = {
01256   NWidget(NWID_HORIZONTAL),
01257     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01258     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_COMPANY_LEAGUE_TABLE_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01259     NWidget(WWT_SHADEBOX, COLOUR_GREY),
01260     NWidget(WWT_STICKYBOX, COLOUR_GREY),
01261   EndContainer(),
01262   NWidget(WWT_PANEL, COLOUR_GREY, WID_CL_BACKGROUND), SetMinimalSize(400, 0), SetMinimalTextLines(15, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM),
01263 };
01264 
01265 static const WindowDesc _company_league_desc(
01266   WDP_AUTO, 0, 0,
01267   WC_COMPANY_LEAGUE, WC_NONE,
01268   0,
01269   _nested_company_league_widgets, lengthof(_nested_company_league_widgets)
01270 );
01271 
01272 void ShowCompanyLeagueTable()
01273 {
01274   AllocateWindowDescFront<CompanyLeagueWindow>(&_company_league_desc, 0);
01275 }
01276 
01277 /*****************************/
01278 /* PERFORMANCE RATING DETAIL */
01279 /*****************************/
01280 
01281 struct PerformanceRatingDetailWindow : Window {
01282   static CompanyID company;
01283   int timeout;
01284 
01285   PerformanceRatingDetailWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
01286   {
01287     this->UpdateCompanyStats();
01288 
01289     this->InitNested(desc, window_number);
01290     this->OnInvalidateData(INVALID_COMPANY);
01291   }
01292 
01293   void UpdateCompanyStats()
01294   {
01295     /* Update all company stats with the current data
01296      * (this is because _score_info is not saved to a savegame) */
01297     Company *c;
01298     FOR_ALL_COMPANIES(c) {
01299       UpdateCompanyRatingAndValue(c, false);
01300     }
01301 
01302     this->timeout = DAY_TICKS * 5;
01303   }
01304 
01305   uint score_info_left;
01306   uint score_info_right;
01307   uint bar_left;
01308   uint bar_right;
01309   uint bar_width;
01310   uint bar_height;
01311   uint score_detail_left;
01312   uint score_detail_right;
01313 
01314   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01315   {
01316     switch (widget) {
01317       case WID_PRD_SCORE_FIRST:
01318         this->bar_height = FONT_HEIGHT_NORMAL + 4;
01319         size->height = this->bar_height + 2 * WD_MATRIX_TOP;
01320 
01321         uint score_info_width = 0;
01322         for (uint i = SCORE_BEGIN; i < SCORE_END; i++) {
01323           score_info_width = max(score_info_width, GetStringBoundingBox(STR_PERFORMANCE_DETAIL_VEHICLES + i).width);
01324         }
01325         SetDParamMaxValue(0, 1000);
01326         score_info_width += GetStringBoundingBox(STR_BLACK_COMMA).width + WD_FRAMERECT_LEFT;
01327 
01328         SetDParamMaxValue(0, 100);
01329         this->bar_width = GetStringBoundingBox(STR_PERFORMANCE_DETAIL_PERCENT).width + 20; // Wide bars!
01330 
01331         /* At this number we are roughly at the max; it can become wider,
01332          * but then you need at 1000 times more money. At that time you're
01333          * not that interested anymore in the last few digits anyway.
01334          * The 500 is because 999 999 500 to 999 999 999 are rounded to
01335          * 1 000 M, and not 999 999 k. Use negative numbers to account for
01336          * the negative income/amount of money etc. as well. */
01337         int max = -(999999999 - 500);
01338 
01339         /* Scale max for the display currency. Prior to rendering the value
01340          * is converted into the display currency, which may cause it to
01341          * raise significantly. We need to compensate for that since {{CURRCOMPACT}}
01342          * is used, which can produce quite short renderings of very large
01343          * values. Otherwise the calculated width could be too narrow.
01344          * Note that it doesn't work if there was a currency with an exchange
01345          * rate greater than max.
01346          * When the currency rate is more than 1000, the 999 999 k becomes at
01347          * least 999 999 M which roughly is equally long. Furthermore if the
01348          * exchange rate is that high, 999 999 k is usually not enough anymore
01349          * to show the different currency numbers. */
01350         if (_currency->rate < 1000) max /= _currency->rate;
01351         SetDParam(0, max);
01352         SetDParam(1, max);
01353         uint score_detail_width = GetStringBoundingBox(STR_PERFORMANCE_DETAIL_AMOUNT_CURRENCY).width;
01354 
01355         size->width = 7 + score_info_width + 5 + this->bar_width + 5 + score_detail_width + 7;
01356         uint left  = 7;
01357         uint right = size->width - 7;
01358 
01359         bool rtl = _current_text_dir == TD_RTL;
01360         this->score_info_left  = rtl ? right - score_info_width : left;
01361         this->score_info_right = rtl ? right : left + score_info_width;
01362 
01363         this->score_detail_left  = rtl ? left : right - score_detail_width;
01364         this->score_detail_right = rtl ? left + score_detail_width : right;
01365 
01366         this->bar_left  = left + (rtl ? score_detail_width : score_info_width) + 5;
01367         this->bar_right = this->bar_left + this->bar_width;
01368         break;
01369     }
01370   }
01371 
01372   virtual void DrawWidget(const Rect &r, int widget) const
01373   {
01374     /* No need to draw when there's nothing to draw */
01375     if (this->company == INVALID_COMPANY) return;
01376 
01377     if (IsInsideMM(widget, WID_PRD_COMPANY_FIRST, WID_PRD_COMPANY_LAST + 1)) {
01378       if (this->IsWidgetDisabled(widget)) return;
01379       CompanyID cid = (CompanyID)(widget - WID_PRD_COMPANY_FIRST);
01380       int offset = (cid == this->company) ? 1 : 0;
01381       Dimension sprite_size = GetSpriteSize(SPR_COMPANY_ICON);
01382       DrawCompanyIcon(cid, (r.left + r.right - sprite_size.width) / 2 + offset, (r.top + r.bottom - sprite_size.height) / 2 + offset);
01383       return;
01384     }
01385 
01386     if (!IsInsideMM(widget, WID_PRD_SCORE_FIRST, WID_PRD_SCORE_LAST + 1)) return;
01387 
01388     ScoreID score_type = (ScoreID)(widget - WID_PRD_SCORE_FIRST);
01389 
01390     /* The colours used to show how the progress is going */
01391     int colour_done = _colour_gradient[COLOUR_GREEN][4];
01392     int colour_notdone = _colour_gradient[COLOUR_RED][4];
01393 
01394     /* Draw all the score parts */
01395     int val    = _score_part[company][score_type];
01396     int needed = _score_info[score_type].needed;
01397     int score  = _score_info[score_type].score;
01398 
01399     /* SCORE_TOTAL has his own rules ;) */
01400     if (score_type == SCORE_TOTAL) {
01401       for (ScoreID i = SCORE_BEGIN; i < SCORE_END; i++) score += _score_info[i].score;
01402       needed = SCORE_MAX;
01403     }
01404 
01405     uint bar_top  = r.top + WD_MATRIX_TOP;
01406     uint text_top = bar_top + 2;
01407 
01408     DrawString(this->score_info_left, this->score_info_right, text_top, STR_PERFORMANCE_DETAIL_VEHICLES + score_type);
01409 
01410     /* Draw the score */
01411     SetDParam(0, score);
01412     DrawString(this->score_info_left, this->score_info_right, text_top, STR_BLACK_COMMA, TC_FROMSTRING, SA_RIGHT);
01413 
01414     /* Calculate the %-bar */
01415     uint x = Clamp(val, 0, needed) * this->bar_width / needed;
01416     bool rtl = _current_text_dir == TD_RTL;
01417     if (rtl) {
01418       x = this->bar_right - x;
01419     } else {
01420       x = this->bar_left + x;
01421     }
01422 
01423     /* Draw the bar */
01424     if (x != this->bar_left)  GfxFillRect(this->bar_left, bar_top, x, bar_top + this->bar_height, rtl ? colour_notdone : colour_done);
01425     if (x != this->bar_right) GfxFillRect(x, bar_top, this->bar_right, bar_top + this->bar_height, rtl ? colour_done : colour_notdone);
01426 
01427     /* Draw it */
01428     SetDParam(0, Clamp(val, 0, needed) * 100 / needed);
01429     DrawString(this->bar_left, this->bar_right, text_top, STR_PERFORMANCE_DETAIL_PERCENT, TC_FROMSTRING, SA_HOR_CENTER);
01430 
01431     /* SCORE_LOAN is inversed */
01432     if (score_type == SCORE_LOAN) val = needed - val;
01433 
01434     /* Draw the amount we have against what is needed
01435      * For some of them it is in currency format */
01436     SetDParam(0, val);
01437     SetDParam(1, needed);
01438     switch (score_type) {
01439       case SCORE_MIN_PROFIT:
01440       case SCORE_MIN_INCOME:
01441       case SCORE_MAX_INCOME:
01442       case SCORE_MONEY:
01443       case SCORE_LOAN:
01444         DrawString(this->score_detail_left, this->score_detail_right, text_top, STR_PERFORMANCE_DETAIL_AMOUNT_CURRENCY);
01445         break;
01446       default:
01447         DrawString(this->score_detail_left, this->score_detail_right, text_top, STR_PERFORMANCE_DETAIL_AMOUNT_INT);
01448     }
01449   }
01450 
01451   virtual void OnClick(Point pt, int widget, int click_count)
01452   {
01453     /* Check which button is clicked */
01454     if (IsInsideMM(widget, WID_PRD_COMPANY_FIRST, WID_PRD_COMPANY_LAST + 1)) {
01455       /* Is it no on disable? */
01456       if (!this->IsWidgetDisabled(widget)) {
01457         this->RaiseWidget(this->company + WID_PRD_COMPANY_FIRST);
01458         this->company = (CompanyID)(widget - WID_PRD_COMPANY_FIRST);
01459         this->LowerWidget(this->company + WID_PRD_COMPANY_FIRST);
01460         this->SetDirty();
01461       }
01462     }
01463   }
01464 
01465   virtual void OnTick()
01466   {
01467     if (_pause_mode != PM_UNPAUSED) return;
01468 
01469     /* Update the company score every 5 days */
01470     if (--this->timeout == 0) {
01471       this->UpdateCompanyStats();
01472       this->SetDirty();
01473     }
01474   }
01475 
01481   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
01482   {
01483     if (!gui_scope) return;
01484     /* Disable the companies who are not active */
01485     for (CompanyID i = COMPANY_FIRST; i < MAX_COMPANIES; i++) {
01486       this->SetWidgetDisabledState(i + WID_PRD_COMPANY_FIRST, !Company::IsValidID(i));
01487     }
01488 
01489     /* Check if the currently selected company is still active. */
01490     if (this->company != INVALID_COMPANY && !Company::IsValidID(this->company)) {
01491       /* Raise the widget for the previous selection. */
01492       this->RaiseWidget(this->company + WID_PRD_COMPANY_FIRST);
01493       this->company = INVALID_COMPANY;
01494     }
01495 
01496     if (this->company == INVALID_COMPANY) {
01497       const Company *c;
01498       FOR_ALL_COMPANIES(c) {
01499         this->company = c->index;
01500         break;
01501       }
01502     }
01503 
01504     /* Make sure the widget is lowered */
01505     this->LowerWidget(this->company + WID_PRD_COMPANY_FIRST);
01506   }
01507 };
01508 
01509 CompanyID PerformanceRatingDetailWindow::company = INVALID_COMPANY;
01510 
01517 static NWidgetBase *MakePerformanceDetailPanels(int *biggest_index)
01518 {
01519   const StringID performance_tips[] = {
01520     STR_PERFORMANCE_DETAIL_VEHICLES_TOOLTIP,
01521     STR_PERFORMANCE_DETAIL_STATIONS_TOOLTIP,
01522     STR_PERFORMANCE_DETAIL_MIN_PROFIT_TOOLTIP,
01523     STR_PERFORMANCE_DETAIL_MIN_INCOME_TOOLTIP,
01524     STR_PERFORMANCE_DETAIL_MAX_INCOME_TOOLTIP,
01525     STR_PERFORMANCE_DETAIL_DELIVERED_TOOLTIP,
01526     STR_PERFORMANCE_DETAIL_CARGO_TOOLTIP,
01527     STR_PERFORMANCE_DETAIL_MONEY_TOOLTIP,
01528     STR_PERFORMANCE_DETAIL_LOAN_TOOLTIP,
01529     STR_PERFORMANCE_DETAIL_TOTAL_TOOLTIP,
01530   };
01531 
01532   assert_compile(lengthof(performance_tips) == SCORE_END - SCORE_BEGIN);
01533 
01534   NWidgetVertical *vert = new NWidgetVertical(NC_EQUALSIZE);
01535   for (int widnum = WID_PRD_SCORE_FIRST; widnum <= WID_PRD_SCORE_LAST; widnum++) {
01536     NWidgetBackground *panel = new NWidgetBackground(WWT_PANEL, COLOUR_GREY, widnum);
01537     panel->SetFill(1, 1);
01538     panel->SetDataTip(0x0, performance_tips[widnum - WID_PRD_SCORE_FIRST]);
01539     vert->Add(panel);
01540   }
01541   *biggest_index = WID_PRD_SCORE_LAST;
01542   return vert;
01543 }
01544 
01546 NWidgetBase *MakeCompanyButtonRowsGraphGUI(int *biggest_index)
01547 {
01548   return MakeCompanyButtonRows(biggest_index, WID_PRD_COMPANY_FIRST, WID_PRD_COMPANY_LAST, 8, STR_PERFORMANCE_DETAIL_SELECT_COMPANY_TOOLTIP);
01549 }
01550 
01551 static const NWidgetPart _nested_performance_rating_detail_widgets[] = {
01552   NWidget(NWID_HORIZONTAL),
01553     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01554     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_PERFORMANCE_DETAIL, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01555     NWidget(WWT_SHADEBOX, COLOUR_GREY),
01556     NWidget(WWT_STICKYBOX, COLOUR_GREY),
01557   EndContainer(),
01558   NWidget(WWT_PANEL, COLOUR_GREY),
01559     NWidgetFunction(MakeCompanyButtonRowsGraphGUI), SetPadding(0, 1, 1, 2),
01560   EndContainer(),
01561   NWidgetFunction(MakePerformanceDetailPanels),
01562 };
01563 
01564 static const WindowDesc _performance_rating_detail_desc(
01565   WDP_AUTO, 0, 0,
01566   WC_PERFORMANCE_DETAIL, WC_NONE,
01567   0,
01568   _nested_performance_rating_detail_widgets, lengthof(_nested_performance_rating_detail_widgets)
01569 );
01570 
01571 void ShowPerformanceRatingDetail()
01572 {
01573   AllocateWindowDescFront<PerformanceRatingDetailWindow>(&_performance_rating_detail_desc, 0);
01574 }