Changeset - r21036:36bbaf567393
[Not reviewed]
master
0 1 0
rubidium - 11 years ago 2013-11-25 22:32:32
rubidium@openttd.org
(svn r26116) -Codechange: validate that the number of lines in a graph is more than 0
1 file changed with 2 insertions and 0 deletions:
0 comments (0 inline, 0 general)
src/graph_gui.cpp
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/* $Id$ */
 

	
 
/*
 
 * This file is part of OpenTTD.
 
 * 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.
 
 * 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.
 
 * 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/>.
 
 */
 

	
 
/** @file graph_gui.cpp GUI that shows performance graphs. */
 

	
 
#include "stdafx.h"
 
#include "graph_gui.h"
 
#include "window_gui.h"
 
#include "company_base.h"
 
#include "company_gui.h"
 
#include "economy_func.h"
 
#include "cargotype.h"
 
#include "strings_func.h"
 
#include "window_func.h"
 
#include "date_func.h"
 
#include "gfx_func.h"
 
#include "sortlist_type.h"
 
#include "core/geometry_func.hpp"
 
#include "currency.h"
 

	
 
#include "widgets/graph_widget.h"
 

	
 
#include "table/strings.h"
 
#include "table/sprites.h"
 
#include <math.h>
 

	
 
/* Bitmasks of company and cargo indices that shouldn't be drawn. */
 
static uint _legend_excluded_companies;
 
static uint _legend_excluded_cargo;
 

	
 
/* Apparently these don't play well with enums. */
 
static const OverflowSafeInt64 INVALID_DATAPOINT(INT64_MAX); // Value used for a datapoint that shouldn't be drawn.
 
static const uint INVALID_DATAPOINT_POS = UINT_MAX;  // Used to determine if the previous point was drawn.
 

	
 
/****************/
 
/* GRAPH LEGEND */
 
/****************/
 

	
 
struct GraphLegendWindow : Window {
 
	GraphLegendWindow(WindowDesc *desc, WindowNumber window_number) : Window(desc)
 
	{
 
		this->InitNested(window_number);
 

	
 
		for (CompanyID c = COMPANY_FIRST; c < MAX_COMPANIES; c++) {
 
			if (!HasBit(_legend_excluded_companies, c)) this->LowerWidget(c + WID_GL_FIRST_COMPANY);
 

	
 
			this->OnInvalidateData(c);
 
		}
 
	}
 

	
 
	virtual void DrawWidget(const Rect &r, int widget) const
 
	{
 
		if (!IsInsideMM(widget, WID_GL_FIRST_COMPANY, MAX_COMPANIES + WID_GL_FIRST_COMPANY)) return;
 

	
 
		CompanyID cid = (CompanyID)(widget - WID_GL_FIRST_COMPANY);
 

	
 
		if (!Company::IsValidID(cid)) return;
 

	
 
		bool rtl = _current_text_dir == TD_RTL;
 

	
 
		Dimension d = GetSpriteSize(SPR_COMPANY_ICON);
 
		DrawCompanyIcon(cid, rtl ? r.right - d.width - 2 : r.left + 2, r.top + (r.bottom - r.top - d.height) / 2);
 

	
 
		SetDParam(0, cid);
 
		SetDParam(1, cid);
 
		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);
 
	}
 

	
 
	virtual void OnClick(Point pt, int widget, int click_count)
 
	{
 
		if (!IsInsideMM(widget, WID_GL_FIRST_COMPANY, MAX_COMPANIES + WID_GL_FIRST_COMPANY)) return;
 

	
 
		ToggleBit(_legend_excluded_companies, widget - WID_GL_FIRST_COMPANY);
 
		this->ToggleWidgetLoweredState(widget);
 
		this->SetDirty();
 
		InvalidateWindowData(WC_INCOME_GRAPH, 0);
 
		InvalidateWindowData(WC_OPERATING_PROFIT, 0);
 
		InvalidateWindowData(WC_DELIVERED_CARGO, 0);
 
		InvalidateWindowData(WC_PERFORMANCE_HISTORY, 0);
 
		InvalidateWindowData(WC_COMPANY_VALUE, 0);
 
	}
 

	
 
	/**
 
	 * Some data on this window has become invalid.
 
	 * @param data Information about the changed data.
 
	 * @param gui_scope Whether the call is done from GUI scope. You may not do everything when not in GUI scope. See #InvalidateWindowData() for details.
 
	 */
 
	virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
 
	{
 
		if (!gui_scope) return;
 
		if (Company::IsValidID(data)) return;
 

	
 
		SetBit(_legend_excluded_companies, data);
 
		this->RaiseWidget(data + WID_GL_FIRST_COMPANY);
 
	}
 
};
 

	
 
/**
 
 * Construct a vertical list of buttons, one for each company.
 
 * @param biggest_index Storage for collecting the biggest index used in the returned tree.
 
 * @return Panel with company buttons.
 
 * @post \c *biggest_index contains the largest used index in the tree.
 
 */
 
static NWidgetBase *MakeNWidgetCompanyLines(int *biggest_index)
 
{
 
	NWidgetVertical *vert = new NWidgetVertical();
 
	uint line_height = max<uint>(GetSpriteSize(SPR_COMPANY_ICON).height, FONT_HEIGHT_NORMAL) + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
 

	
 
	for (int widnum = WID_GL_FIRST_COMPANY; widnum <= WID_GL_LAST_COMPANY; widnum++) {
 
		NWidgetBackground *panel = new NWidgetBackground(WWT_PANEL, COLOUR_GREY, widnum);
 
		panel->SetMinimalSize(246, line_height);
 
		panel->SetFill(1, 0);
 
		panel->SetDataTip(0x0, STR_GRAPH_KEY_COMPANY_SELECTION_TOOLTIP);
 
		vert->Add(panel);
 
	}
 
	*biggest_index = WID_GL_LAST_COMPANY;
 
	return vert;
 
}
 

	
 
static const NWidgetPart _nested_graph_legend_widgets[] = {
 
	NWidget(NWID_HORIZONTAL),
 
		NWidget(WWT_CLOSEBOX, COLOUR_GREY),
 
		NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_GRAPH_KEY_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 
		NWidget(WWT_SHADEBOX, COLOUR_GREY),
 
		NWidget(WWT_STICKYBOX, COLOUR_GREY),
 
	EndContainer(),
 
	NWidget(WWT_PANEL, COLOUR_GREY, WID_GL_BACKGROUND),
 
		NWidget(NWID_SPACER), SetMinimalSize(0, 2),
 
		NWidget(NWID_HORIZONTAL),
 
			NWidget(NWID_SPACER), SetMinimalSize(2, 0),
 
			NWidgetFunction(MakeNWidgetCompanyLines),
 
			NWidget(NWID_SPACER), SetMinimalSize(2, 0),
 
		EndContainer(),
 
	EndContainer(),
 
};
 

	
 
static WindowDesc _graph_legend_desc(
 
	WDP_AUTO, "graph_legend", 0, 0,
 
	WC_GRAPH_LEGEND, WC_NONE,
 
	0,
 
	_nested_graph_legend_widgets, lengthof(_nested_graph_legend_widgets)
 
);
 

	
 
static void ShowGraphLegend()
 
{
 
	AllocateWindowDescFront<GraphLegendWindow>(&_graph_legend_desc, 0);
 
}
 

	
 
/** Contains the interval of a graph's data. */
 
struct ValuesInterval {
 
	OverflowSafeInt64 highest; ///< Highest value of this interval. Must be zero or greater.
 
	OverflowSafeInt64 lowest;  ///< Lowest value of this interval. Must be zero or less.
 
};
 

	
 
/******************/
 
/* BASE OF GRAPHS */
 
/*****************/
 

	
 
struct BaseGraphWindow : Window {
 
protected:
 
	static const int GRAPH_MAX_DATASETS     =  32;
 
	static const int GRAPH_AXIS_LINE_COLOUR = PC_BLACK;
 
	static const int GRAPH_NUM_MONTHS       =  24; ///< Number of months displayed in the graph.
 

	
 
	static const int MIN_GRAPH_NUM_LINES_Y  =   9; ///< Minimal number of horizontal lines to draw.
 
	static const int MIN_GRID_PIXEL_SIZE    =  20; ///< Minimum distance between graph lines.
 

	
 
	uint excluded_data; ///< bitmask of the datasets that shouldn't be displayed.
 
	byte num_dataset;
 
	byte num_on_x_axis;
 
	byte num_vert_lines;
 
	static const TextColour graph_axis_label_colour = TC_BLACK; ///< colour of the graph axis label.
 

	
 
	/* The starting month and year that values are plotted against. If month is
 
	 * 0xFF, use x_values_start and x_values_increment below instead. */
 
	byte month;
 
	Year year;
 

	
 
	/* These values are used if the graph is being plotted against values
 
	 * rather than the dates specified by month and year. */
 
	uint16 x_values_start;
 
	uint16 x_values_increment;
 

	
 
	int graph_widget;
 
	StringID format_str_y_axis;
 
	byte colours[GRAPH_MAX_DATASETS];
 
	OverflowSafeInt64 cost[GRAPH_MAX_DATASETS][GRAPH_NUM_MONTHS]; ///< Stored costs for the last #GRAPH_NUM_MONTHS months
 

	
 
	/**
 
	 * Get the interval that contains the graph's data. Excluded data is ignored to show smaller values in
 
	 * better detail when disabling higher ones.
 
	 * @param num_hori_lines Number of horizontal lines to be drawn.
 
	 * @return Highest and lowest values of the graph (ignoring disabled data).
 
	 */
 
	ValuesInterval GetValuesInterval(int num_hori_lines) const
 
	{
 
		assert(num_hori_lines > 0);
 

	
 
		ValuesInterval current_interval;
 
		current_interval.highest = INT64_MIN;
 
		current_interval.lowest  = INT64_MAX;
 

	
 
		for (int i = 0; i < this->num_dataset; i++) {
 
			if (HasBit(this->excluded_data, i)) continue;
 
			for (int j = 0; j < this->num_on_x_axis; j++) {
 
				OverflowSafeInt64 datapoint = this->cost[i][j];
 

	
 
				if (datapoint != INVALID_DATAPOINT) {
 
					current_interval.highest = max(current_interval.highest, datapoint);
 
					current_interval.lowest  = min(current_interval.lowest, datapoint);
 
				}
 
			}
 
		}
 

	
 
		/* Prevent showing values too close to the graph limits. */
 
		current_interval.highest = (11 * current_interval.highest) / 10;
 
		current_interval.lowest =  (11 * current_interval.lowest) / 10;
 

	
 
		/* Always include zero in the shown range. */
 
		double abs_lower  = (current_interval.lowest > 0) ? 0 : (double)abs(current_interval.lowest);
 
		double abs_higher = (current_interval.highest < 0) ? 0 : (double)current_interval.highest;
 

	
 
		int num_pos_grids;
 
		int64 grid_size;
 

	
 
		if (abs_lower != 0 || abs_higher != 0) {
 
			/* The number of grids to reserve for the positive part is: */
 
			num_pos_grids = (int)floor(0.5 + num_hori_lines * abs_higher / (abs_higher + abs_lower));
 

	
 
			/* If there are any positive or negative values, force that they have at least one grid. */
 
			if (num_pos_grids == 0 && abs_higher != 0) num_pos_grids++;
 
			if (num_pos_grids == num_hori_lines && abs_lower != 0) num_pos_grids--;
 

	
 
			/* Get the required grid size for each side and use the maximum one. */
 
			int64 grid_size_higher = (abs_higher > 0) ? ((int64)abs_higher + num_pos_grids - 1) / num_pos_grids : 0;
 
			int64 grid_size_lower = (abs_lower > 0) ? ((int64)abs_lower + num_hori_lines - num_pos_grids - 1) / (num_hori_lines - num_pos_grids) : 0;
 
			grid_size = max(grid_size_higher, grid_size_lower);
 
		} else {
 
			/* If both values are zero, show an empty graph. */
 
			num_pos_grids = num_hori_lines / 2;
 
			grid_size = 1;
 
		}
 

	
 
		current_interval.highest = num_pos_grids * grid_size;
 
		current_interval.lowest = -(num_hori_lines - num_pos_grids) * grid_size;
 
		return current_interval;
 
	}
 

	
 
	/**
 
	 * Get width for Y labels.
 
	 * @param current_interval Interval that contains all of the graph data.
 
	 * @param num_hori_lines Number of horizontal lines to be drawn.
 
	 */
 
	uint GetYLabelWidth(ValuesInterval current_interval, int num_hori_lines) const
 
	{
 
		/* draw text strings on the y axis */
 
		int64 y_label = current_interval.highest;
 
		int64 y_label_separation = (current_interval.highest - current_interval.lowest) / num_hori_lines;
 

	
 
		uint max_width = 0;
 

	
 
		for (int i = 0; i < (num_hori_lines + 1); i++) {
 
			SetDParam(0, this->format_str_y_axis);
 
			SetDParam(1, y_label);
 
			Dimension d = GetStringBoundingBox(STR_GRAPH_Y_LABEL);
 
			if (d.width > max_width) max_width = d.width;
 

	
 
			y_label -= y_label_separation;
 
		}
 

	
 
		return max_width;
 
	}
 

	
 
	/**
 
	 * Actually draw the graph.
 
	 * @param r the rectangle of the data field of the graph
 
	 */
 
	void DrawGraph(Rect r) const
 
	{
 
		uint x, y;               ///< Reused whenever x and y coordinates are needed.
 
		ValuesInterval interval; ///< Interval that contains all of the graph data.
 
		int x_axis_offset;       ///< Distance from the top of the graph to the x axis.
 

	
 
		/* the colours and cost array of GraphDrawer must accommodate
 
		 * both values for cargo and companies. So if any are higher, quit */
 
		assert_compile(GRAPH_MAX_DATASETS >= (int)NUM_CARGO && GRAPH_MAX_DATASETS >= (int)MAX_COMPANIES);
 
		assert(this->num_vert_lines > 0);
 

	
 
		byte grid_colour = _colour_gradient[COLOUR_GREY][4];
 

	
 
		/* Rect r will be adjusted to contain just the graph, with labels being
 
		 * placed outside the area. */
 
		r.top    += 5 + GetCharacterHeight(FS_SMALL) / 2;
 
		r.bottom -= (this->month == 0xFF ? 1 : 3) * GetCharacterHeight(FS_SMALL) + 4;
 
		r.left   += 9;
 
		r.right  -= 5;
 

	
 
		/* Initial number of horizontal lines. */
 
		int num_hori_lines = 160 / MIN_GRID_PIXEL_SIZE;
 
		/* For the rest of the height, the number of horizontal lines will increase more slowly. */
 
		int resize = (r.bottom - r.top - 160) / (2 * MIN_GRID_PIXEL_SIZE);
 
		if (resize > 0) num_hori_lines += resize;
 

	
 
		interval = GetValuesInterval(num_hori_lines);
 

	
 
		int label_width = GetYLabelWidth(interval, num_hori_lines);
 

	
 
		r.left += label_width;
 

	
 
		int x_sep = (r.right - r.left) / this->num_vert_lines;
 
		int y_sep = (r.bottom - r.top) / num_hori_lines;
 

	
 
		/* Redetermine right and bottom edge of graph to fit with the integer
 
		 * separation values. */
 
		r.right = r.left + x_sep * this->num_vert_lines;
 
		r.bottom = r.top + y_sep * num_hori_lines;
 

	
 
		OverflowSafeInt64 interval_size = interval.highest + abs(interval.lowest);
 
		/* Where to draw the X axis. Use floating point to avoid overflowing and results of zero. */
 
		x_axis_offset = (int)((r.bottom - r.top) * (double)interval.highest / (double)interval_size);
 

	
 
		/* Draw the vertical grid lines. */
 

	
 
		/* Don't draw the first line, as that's where the axis will be. */
 
		x = r.left + x_sep;
 

	
 
		for (int i = 0; i < this->num_vert_lines; i++) {
 
			GfxFillRect(x, r.top, x, r.bottom, grid_colour);
 
			x += x_sep;
 
		}
 

	
 
		/* Draw the horizontal grid lines. */
 
		y = r.bottom;
 

	
 
		for (int i = 0; i < (num_hori_lines + 1); i++) {
 
			GfxFillRect(r.left - 3, y, r.left - 1, y, GRAPH_AXIS_LINE_COLOUR);
 
			GfxFillRect(r.left, y, r.right, y, grid_colour);
 
			y -= y_sep;
 
		}
 

	
 
		/* Draw the y axis. */
 
		GfxFillRect(r.left, r.top, r.left, r.bottom, GRAPH_AXIS_LINE_COLOUR);
 

	
 
		/* Draw the x axis. */
 
		y = x_axis_offset + r.top;
 
		GfxFillRect(r.left, y, r.right, y, GRAPH_AXIS_LINE_COLOUR);
 

	
 
		/* Find the largest value that will be drawn. */
 
		if (this->num_on_x_axis == 0) return;
 

	
 
		assert(this->num_on_x_axis > 0);
 
		assert(this->num_dataset > 0);
 

	
 
		/* draw text strings on the y axis */
 
		int64 y_label = interval.highest;
 
		int64 y_label_separation = abs(interval.highest - interval.lowest) / num_hori_lines;
 

	
 
		y = r.top - GetCharacterHeight(FS_SMALL) / 2;
 

	
 
		for (int i = 0; i < (num_hori_lines + 1); i++) {
 
			SetDParam(0, this->format_str_y_axis);
 
			SetDParam(1, y_label);
 
			DrawString(r.left - label_width - 4, r.left - 4, y, STR_GRAPH_Y_LABEL, graph_axis_label_colour, SA_RIGHT);
 

	
 
			y_label -= y_label_separation;
 
			y += y_sep;
 
		}
 

	
 
		/* draw strings on the x axis */
 
		if (this->month != 0xFF) {
 
			x = r.left;
 
			y = r.bottom + 2;
 
			byte month = this->month;
 
			Year year  = this->year;
 
			for (int i = 0; i < this->num_on_x_axis; i++) {
 
				SetDParam(0, month + STR_MONTH_ABBREV_JAN);
 
				SetDParam(1, month + STR_MONTH_ABBREV_JAN + 2);
 
				SetDParam(2, year);
 
				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);
 

	
 
				month += 3;
 
				if (month >= 12) {
 
					month = 0;
 
					year++;
 
				}
 
				x += x_sep;
 
			}
 
		} else {
 
			/* Draw the label under the data point rather than on the grid line. */
 
			x = r.left;
 
			y = r.bottom + 2;
 
			uint16 label = this->x_values_start;
 

	
 
			for (int i = 0; i < this->num_on_x_axis; i++) {
 
				SetDParam(0, label);
 
				DrawString(x + 1, x + x_sep - 1, y, STR_GRAPH_Y_LABEL_NUMBER, graph_axis_label_colour, SA_HOR_CENTER);
 

	
 
				label += this->x_values_increment;
 
				x += x_sep;
 
			}
 
		}
 

	
 
		/* draw lines and dots */
 
		uint linewidth = _settings_client.gui.graph_line_thickness;
 
		uint pointoffs1 = (linewidth + 1) / 2;
 
		uint pointoffs2 = linewidth + 1 - pointoffs1;
 
		for (int i = 0; i < this->num_dataset; i++) {
 
			if (!HasBit(this->excluded_data, i)) {
 
				/* Centre the dot between the grid lines. */
 
				x = r.left + (x_sep / 2);
 

	
 
				byte colour  = this->colours[i];
 
				uint prev_x = INVALID_DATAPOINT_POS;
 
				uint prev_y = INVALID_DATAPOINT_POS;
 

	
 
				for (int j = 0; j < this->num_on_x_axis; j++) {
 
					OverflowSafeInt64 datapoint = this->cost[i][j];
 

	
 
					if (datapoint != INVALID_DATAPOINT) {
 
						/*
 
						 * Check whether we need to reduce the 'accuracy' of the
 
						 * datapoint value and the highest value to split overflows.
 
						 * And when 'drawing' 'one million' or 'one million and one'
 
						 * there is no significant difference, so the least
 
						 * significant bits can just be removed.
 
						 *
 
						 * If there are more bits needed than would fit in a 32 bits
 
						 * integer, so at about 31 bits because of the sign bit, the
 
						 * least significant bits are removed.
 
						 */
 
						int mult_range = FindLastBit(x_axis_offset) + FindLastBit(abs(datapoint));
 
						int reduce_range = max(mult_range - 31, 0);
 

	
 
						/* Handle negative values differently (don't shift sign) */
 
						if (datapoint < 0) {
 
							datapoint = -(abs(datapoint) >> reduce_range);
 
						} else {
 
							datapoint >>= reduce_range;
 
						}
 
						y = r.top + x_axis_offset - ((r.bottom - r.top) * datapoint) / (interval_size >> reduce_range);
 

	
 
						/* Draw the point. */
 
						GfxFillRect(x - pointoffs1, y - pointoffs1, x + pointoffs2, y + pointoffs2, colour);
 

	
 
						/* Draw the line connected to the previous point. */
 
						if (prev_x != INVALID_DATAPOINT_POS) GfxDrawLine(prev_x, prev_y, x, y, colour, linewidth);
 

	
 
						prev_x = x;
 
						prev_y = y;
 
					} else {
 
						prev_x = INVALID_DATAPOINT_POS;
 
						prev_y = INVALID_DATAPOINT_POS;
 
					}
 

	
 
					x += x_sep;
 
				}
 
			}
 
		}
 
	}
 

	
 

	
 
	BaseGraphWindow(WindowDesc *desc, int widget, StringID format_str_y_axis) :
 
			Window(desc),
 
			format_str_y_axis(format_str_y_axis)
 
	{
 
		SetWindowDirty(WC_GRAPH_LEGEND, 0);
 
		this->num_vert_lines = 24;
 
		this->graph_widget = widget;
 
	}
 

	
 
	void InitializeWindow(WindowNumber number)
 
	{
 
		/* Initialise the dataset */
 
		this->UpdateStatistics(true);
 

	
 
		this->InitNested(number);
 
	}
 

	
 
public:
 
	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
 
	{
 
		if (widget != this->graph_widget) return;
 

	
 
		uint x_label_width = 0;
 

	
 
		if (this->month != 0xFF) {
 
			byte month = this->month;
 
			Year year  = this->year;
 
			for (int i = 0; i < this->num_on_x_axis; i++) {
 
				SetDParam(0, month + STR_MONTH_ABBREV_JAN);
 
				SetDParam(1, month + STR_MONTH_ABBREV_JAN + 2);
 
				SetDParam(2, year);
 
				x_label_width = max(x_label_width, GetStringBoundingBox(month == 0 ? STR_GRAPH_X_LABEL_MONTH_YEAR : STR_GRAPH_X_LABEL_MONTH).width);
 

	
 
				month += 3;
 
				if (month >= 12) {
 
					month = 0;
 
					year++;
 
				}
 
			}
 
		} else {
 
			/* Draw the label under the data point rather than on the grid line. */
 
			SetDParamMaxValue(0, this->x_values_start + this->num_on_x_axis * this->x_values_increment, 0, FS_SMALL);
 
			x_label_width = GetStringBoundingBox(STR_GRAPH_Y_LABEL_NUMBER).width;
 
		}
 

	
 
		SetDParam(0, this->format_str_y_axis);
 
		SetDParam(1, INT64_MAX);
 
		uint y_label_width = GetStringBoundingBox(STR_GRAPH_Y_LABEL).width;
 

	
 
		size->width  = max<uint>(size->width,  5 + y_label_width + this->num_on_x_axis * (x_label_width + 5) + 9);
 
		size->height = max<uint>(size->height, 5 + (1 + MIN_GRAPH_NUM_LINES_Y * 2 + (this->month != 0xFF ? 3 : 1)) * FONT_HEIGHT_SMALL + 4);
 
		size->height = max<uint>(size->height, size->width / 3);
 
	}
 

	
 
	virtual void DrawWidget(const Rect &r, int widget) const
 
	{
 
		if (widget != this->graph_widget) return;
 

	
 
		DrawGraph(r);
 
	}
 

	
 
	virtual OverflowSafeInt64 GetGraphData(const Company *c, int j)
 
	{
 
		return INVALID_DATAPOINT;
 
	}
 

	
 
	virtual void OnClick(Point pt, int widget, int click_count)
 
	{
 
		/* Clicked on legend? */
 
		if (widget == WID_CV_KEY_BUTTON) ShowGraphLegend();
 
	}
 

	
 
	virtual void OnTick()
 
	{
 
		this->UpdateStatistics(false);
 
	}
 

	
 
	/**
 
	 * Some data on this window has become invalid.
 
	 * @param data Information about the changed data.
 
	 * @param gui_scope Whether the call is done from GUI scope. You may not do everything when not in GUI scope. See #InvalidateWindowData() for details.
 
	 */
 
	virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
 
	{
 
		if (!gui_scope) return;
 
		this->UpdateStatistics(true);
 
	}
 

	
 
	/**
 
	 * Update the statistics.
 
	 * @param initialize Initialize the data structure.
 
	 */
 
	void UpdateStatistics(bool initialize)
 
	{
 
		uint excluded_companies = _legend_excluded_companies;
 

	
 
		/* Exclude the companies which aren't valid */
 
		for (CompanyID c = COMPANY_FIRST; c < MAX_COMPANIES; c++) {
 
			if (!Company::IsValidID(c)) SetBit(excluded_companies, c);
 
		}
 

	
 
		byte nums = 0;
 
		const Company *c;
 
		FOR_ALL_COMPANIES(c) {
 
			nums = min(this->num_vert_lines, max(nums, c->num_valid_stat_ent));
 
		}
 

	
 
		int mo = (_cur_month / 3 - nums) * 3;
 
		int yr = _cur_year;
 
		while (mo < 0) {
 
			yr--;
 
			mo += 12;
 
		}
 

	
 
		if (!initialize && this->excluded_data == excluded_companies && this->num_on_x_axis == nums &&
 
				this->year == yr && this->month == mo) {
 
			/* There's no reason to get new stats */
 
			return;
 
		}
 

	
 
		this->excluded_data = excluded_companies;
 
		this->num_on_x_axis = nums;
 
		this->year = yr;
 
		this->month = mo;
 

	
 
		int numd = 0;
 
		for (CompanyID k = COMPANY_FIRST; k < MAX_COMPANIES; k++) {
 
			c = Company::GetIfValid(k);
 
			if (c != NULL) {
 
				this->colours[numd] = _colour_gradient[c->colour][6];
 
				for (int j = this->num_on_x_axis, i = 0; --j >= 0;) {
 
					this->cost[numd][i] = (j >= c->num_valid_stat_ent) ? INVALID_DATAPOINT : GetGraphData(c, j);
 
					i++;
 
				}
 
			}
 
			numd++;
 
		}
 

	
 
		this->num_dataset = numd;
 
	}
 
};
 

	
 

	
 
/********************/
 
/* OPERATING PROFIT */
 
/********************/
 

	
 
struct OperatingProfitGraphWindow : BaseGraphWindow {
 
	OperatingProfitGraphWindow(WindowDesc *desc, WindowNumber window_number) :
 
			BaseGraphWindow(desc, WID_CV_GRAPH, STR_JUST_CURRENCY_SHORT)
 
	{
 
		this->InitializeWindow(window_number);
 
	}
 

	
 
	virtual OverflowSafeInt64 GetGraphData(const Company *c, int j)
 
	{
 
		return c->old_economy[j].income + c->old_economy[j].expenses;
 
	}
 
};
 

	
 
static const NWidgetPart _nested_operating_profit_widgets[] = {
 
	NWidget(NWID_HORIZONTAL),
 
		NWidget(WWT_CLOSEBOX, COLOUR_GREY),
 
		NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_GRAPH_OPERATING_PROFIT_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 
		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),
 
		NWidget(WWT_SHADEBOX, COLOUR_GREY),
 
		NWidget(WWT_DEFSIZEBOX, COLOUR_GREY),
 
		NWidget(WWT_STICKYBOX, COLOUR_GREY),
 
	EndContainer(),
 
	NWidget(WWT_PANEL, COLOUR_GREY, WID_CV_BACKGROUND),
 
		NWidget(NWID_HORIZONTAL),
 
			NWidget(WWT_EMPTY, COLOUR_GREY, WID_CV_GRAPH), SetMinimalSize(576, 160), SetFill(1, 1), SetResize(1, 1),
 
			NWidget(NWID_VERTICAL),
 
				NWidget(NWID_SPACER), SetFill(0, 1), SetResize(0, 1),
 
				NWidget(WWT_RESIZEBOX, COLOUR_GREY, WID_CV_RESIZE),
 
			EndContainer(),
 
		EndContainer(),
 
	EndContainer(),
 
};
 

	
 
static WindowDesc _operating_profit_desc(
 
	WDP_AUTO, "graph_operating_profit", 0, 0,
 
	WC_OPERATING_PROFIT, WC_NONE,
 
	0,
 
	_nested_operating_profit_widgets, lengthof(_nested_operating_profit_widgets)
 
);
 

	
 

	
 
void ShowOperatingProfitGraph()
 
{
 
	AllocateWindowDescFront<OperatingProfitGraphWindow>(&_operating_profit_desc, 0);
 
}
 

	
 

	
 
/****************/
 
/* INCOME GRAPH */
 
/****************/
 

	
 
struct IncomeGraphWindow : BaseGraphWindow {
 
	IncomeGraphWindow(WindowDesc *desc, WindowNumber window_number) :
 
			BaseGraphWindow(desc, WID_CV_GRAPH, STR_JUST_CURRENCY_SHORT)
 
	{
 
		this->InitializeWindow(window_number);
 
	}
 

	
 
	virtual OverflowSafeInt64 GetGraphData(const Company *c, int j)
 
	{
 
		return c->old_economy[j].income;
 
	}
 
};
 

	
 
static const NWidgetPart _nested_income_graph_widgets[] = {
 
	NWidget(NWID_HORIZONTAL),
 
		NWidget(WWT_CLOSEBOX, COLOUR_GREY),
 
		NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_GRAPH_INCOME_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 
		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),
 
		NWidget(WWT_SHADEBOX, COLOUR_GREY),
 
		NWidget(WWT_DEFSIZEBOX, COLOUR_GREY),
 
		NWidget(WWT_STICKYBOX, COLOUR_GREY),
 
	EndContainer(),
 
	NWidget(WWT_PANEL, COLOUR_GREY, WID_CV_BACKGROUND),
 
		NWidget(NWID_HORIZONTAL),
 
			NWidget(WWT_EMPTY, COLOUR_GREY, WID_CV_GRAPH), SetMinimalSize(576, 128), SetFill(1, 1), SetResize(1, 1),
 
			NWidget(NWID_VERTICAL),
 
				NWidget(NWID_SPACER), SetFill(0, 1), SetResize(0, 1),
 
				NWidget(WWT_RESIZEBOX, COLOUR_GREY, WID_CV_RESIZE),
 
			EndContainer(),
 
		EndContainer(),
 
	EndContainer(),
 
};
 

	
 
static WindowDesc _income_graph_desc(
 
	WDP_AUTO, "graph_income", 0, 0,
 
	WC_INCOME_GRAPH, WC_NONE,
 
	0,
 
	_nested_income_graph_widgets, lengthof(_nested_income_graph_widgets)
 
);
 

	
 
void ShowIncomeGraph()
 
{
 
	AllocateWindowDescFront<IncomeGraphWindow>(&_income_graph_desc, 0);
 
}
 

	
 
/*******************/
 
/* DELIVERED CARGO */
 
/*******************/
 

	
 
struct DeliveredCargoGraphWindow : BaseGraphWindow {
 
	DeliveredCargoGraphWindow(WindowDesc *desc, WindowNumber window_number) :
 
			BaseGraphWindow(desc, WID_CV_GRAPH, STR_JUST_COMMA)
 
	{
 
		this->InitializeWindow(window_number);
 
	}
 

	
 
	virtual OverflowSafeInt64 GetGraphData(const Company *c, int j)
 
	{
 
		return c->old_economy[j].delivered_cargo.GetSum<OverflowSafeInt64>();
 
	}
 
};
 

	
 
static const NWidgetPart _nested_delivered_cargo_graph_widgets[] = {
 
	NWidget(NWID_HORIZONTAL),
 
		NWidget(WWT_CLOSEBOX, COLOUR_GREY),
 
		NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_GRAPH_CARGO_DELIVERED_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 
		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),
 
		NWidget(WWT_SHADEBOX, COLOUR_GREY),
 
		NWidget(WWT_DEFSIZEBOX, COLOUR_GREY),
 
		NWidget(WWT_STICKYBOX, COLOUR_GREY),
 
	EndContainer(),
 
	NWidget(WWT_PANEL, COLOUR_GREY, WID_CV_BACKGROUND),
 
		NWidget(NWID_HORIZONTAL),
 
			NWidget(WWT_EMPTY, COLOUR_GREY, WID_CV_GRAPH), SetMinimalSize(576, 128), SetFill(1, 1), SetResize(1, 1),
 
			NWidget(NWID_VERTICAL),
 
				NWidget(NWID_SPACER), SetFill(0, 1), SetResize(0, 1),
 
				NWidget(WWT_RESIZEBOX, COLOUR_GREY, WID_CV_RESIZE),
 
			EndContainer(),
 
		EndContainer(),
 
	EndContainer(),
 
};
 

	
 
static WindowDesc _delivered_cargo_graph_desc(
 
	WDP_AUTO, "graph_delivered_cargo", 0, 0,
 
	WC_DELIVERED_CARGO, WC_NONE,
 
	0,
 
	_nested_delivered_cargo_graph_widgets, lengthof(_nested_delivered_cargo_graph_widgets)
 
);
 

	
 
void ShowDeliveredCargoGraph()
 
{
 
	AllocateWindowDescFront<DeliveredCargoGraphWindow>(&_delivered_cargo_graph_desc, 0);
 
}
 

	
 
/***********************/
 
/* PERFORMANCE HISTORY */
 
/***********************/
 

	
 
struct PerformanceHistoryGraphWindow : BaseGraphWindow {
 
	PerformanceHistoryGraphWindow(WindowDesc *desc, WindowNumber window_number) :
 
			BaseGraphWindow(desc, WID_PHG_GRAPH, STR_JUST_COMMA)
 
	{
 
		this->InitializeWindow(window_number);
 
	}
 

	
 
	virtual OverflowSafeInt64 GetGraphData(const Company *c, int j)
 
	{
 
		return c->old_economy[j].performance_history;
 
	}
 

	
 
	virtual void OnClick(Point pt, int widget, int click_count)
 
	{
 
		if (widget == WID_PHG_DETAILED_PERFORMANCE) ShowPerformanceRatingDetail();
 
		this->BaseGraphWindow::OnClick(pt, widget, click_count);
 
	}
 
};
 

	
 
static const NWidgetPart _nested_performance_history_widgets[] = {
 
	NWidget(NWID_HORIZONTAL),
 
		NWidget(WWT_CLOSEBOX, COLOUR_GREY),
 
		NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_GRAPH_COMPANY_PERFORMANCE_RATINGS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 
		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),
 
		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),
 
		NWidget(WWT_SHADEBOX, COLOUR_GREY),
 
		NWidget(WWT_DEFSIZEBOX, COLOUR_GREY),
 
		NWidget(WWT_STICKYBOX, COLOUR_GREY),
 
	EndContainer(),
 
	NWidget(WWT_PANEL, COLOUR_GREY, WID_PHG_BACKGROUND),
 
		NWidget(NWID_HORIZONTAL),
 
			NWidget(WWT_EMPTY, COLOUR_GREY, WID_PHG_GRAPH), SetMinimalSize(576, 224), SetFill(1, 1), SetResize(1, 1),
 
			NWidget(NWID_VERTICAL),
 
				NWidget(NWID_SPACER), SetFill(0, 1), SetResize(0, 1),
 
				NWidget(WWT_RESIZEBOX, COLOUR_GREY, WID_PHG_RESIZE),
 
			EndContainer(),
 
		EndContainer(),
 
	EndContainer(),
 
};
 

	
 
static WindowDesc _performance_history_desc(
 
	WDP_AUTO, "graph_performance", 0, 0,
 
	WC_PERFORMANCE_HISTORY, WC_NONE,
 
	0,
 
	_nested_performance_history_widgets, lengthof(_nested_performance_history_widgets)
 
);
 

	
 
void ShowPerformanceHistoryGraph()
 
{
 
	AllocateWindowDescFront<PerformanceHistoryGraphWindow>(&_performance_history_desc, 0);
 
}
 

	
 
/*****************/
 
/* COMPANY VALUE */
 
/*****************/
 

	
 
struct CompanyValueGraphWindow : BaseGraphWindow {
 
	CompanyValueGraphWindow(WindowDesc *desc, WindowNumber window_number) :
 
			BaseGraphWindow(desc, WID_CV_GRAPH, STR_JUST_CURRENCY_SHORT)
 
	{
 
		this->InitializeWindow(window_number);
 
	}
 

	
 
	virtual OverflowSafeInt64 GetGraphData(const Company *c, int j)
 
	{
 
		return c->old_economy[j].company_value;
 
	}
 
};
 

	
 
static const NWidgetPart _nested_company_value_graph_widgets[] = {
 
	NWidget(NWID_HORIZONTAL),
 
		NWidget(WWT_CLOSEBOX, COLOUR_GREY),
 
		NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_GRAPH_COMPANY_VALUES_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 
		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),
 
		NWidget(WWT_SHADEBOX, COLOUR_GREY),
 
		NWidget(WWT_DEFSIZEBOX, COLOUR_GREY),
 
		NWidget(WWT_STICKYBOX, COLOUR_GREY),
 
	EndContainer(),
 
	NWidget(WWT_PANEL, COLOUR_GREY, WID_CV_BACKGROUND),
 
		NWidget(NWID_HORIZONTAL),
 
			NWidget(WWT_EMPTY, COLOUR_GREY, WID_CV_GRAPH), SetMinimalSize(576, 224), SetFill(1, 1), SetResize(1, 1),
 
			NWidget(NWID_VERTICAL),
 
				NWidget(NWID_SPACER), SetFill(0, 1), SetResize(0, 1),
 
				NWidget(WWT_RESIZEBOX, COLOUR_GREY, WID_CV_RESIZE),
 
			EndContainer(),
 
		EndContainer(),
 
	EndContainer(),
 
};
 

	
 
static WindowDesc _company_value_graph_desc(
 
	WDP_AUTO, "graph_company_value", 0, 0,
 
	WC_COMPANY_VALUE, WC_NONE,
 
	0,
 
	_nested_company_value_graph_widgets, lengthof(_nested_company_value_graph_widgets)
 
);
 

	
 
void ShowCompanyValueGraph()
 
{
 
	AllocateWindowDescFront<CompanyValueGraphWindow>(&_company_value_graph_desc, 0);
 
}
 

	
 
/*****************/
 
/* PAYMENT RATES */
 
/*****************/
 

	
 
struct PaymentRatesGraphWindow : BaseGraphWindow {
 
	bool first_init; ///< This value is true until the first initialization of the window has finished.
 
	PaymentRatesGraphWindow(WindowDesc *desc, WindowNumber window_number) :
 
			BaseGraphWindow(desc, WID_CPR_GRAPH, STR_JUST_CURRENCY_SHORT)
 
	{
 
		this->first_init = true;
 
		this->num_on_x_axis = 20;
 
		this->num_vert_lines = 20;
 
		this->month = 0xFF;
 
		this->x_values_start     = 10;
 
		this->x_values_increment = 10;
 

	
 
		/* Initialise the dataset */
 
		this->OnHundredthTick();
 

	
 
		this->InitNested(window_number);
 

	
 
		this->UpdateLoweredWidgets();
 
	}
 

	
 
	virtual void OnInit()
 
	{
 
		/* UpdateLoweredWidgets needs to be called after a language or NewGRF change, but it can't be called before
 
		 * InitNested is done. On the first init these functions are called in the correct order by the constructor. */
 
		if (!this->first_init) {
 
			/* Initialise the dataset */
 
			this->OnHundredthTick();
 
			this->UpdateLoweredWidgets();
 
		}
 
		this->first_init = false;
 
	}
 

	
 
	void UpdateExcludedData()
 
	{
 
		this->excluded_data = 0;
 

	
 
		int i = 0;
 
		const CargoSpec *cs;
 
		FOR_ALL_SORTED_STANDARD_CARGOSPECS(cs) {
 
			if (HasBit(_legend_excluded_cargo, cs->Index())) SetBit(this->excluded_data, i);
 
			i++;
 
		}
 
	}
 

	
 
	void UpdateLoweredWidgets()
 
	{
 
		for (int i = 0; i < _sorted_standard_cargo_specs_size; i++) {
 
			this->SetWidgetLoweredState(WID_CPR_CARGO_FIRST + i, !HasBit(this->excluded_data, i));
 
		}
 
	}
 

	
 
	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
 
	{
 
		if (widget < WID_CPR_CARGO_FIRST) {
 
			BaseGraphWindow::UpdateWidgetSize(widget, size, padding, fill, resize);
 
			return;
 
		}
 

	
 
		const CargoSpec *cs = _sorted_cargo_specs[widget - WID_CPR_CARGO_FIRST];
 
		SetDParam(0, cs->name);
 
		Dimension d = GetStringBoundingBox(STR_GRAPH_CARGO_PAYMENT_CARGO);
 
		d.width += 14; // colour field
 
		d.width += WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
 
		d.height += WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
 
		*size = maxdim(d, *size);
 
	}
 

	
 
	virtual void DrawWidget(const Rect &r, int widget) const
 
	{
 
		if (widget < WID_CPR_CARGO_FIRST) {
 
			BaseGraphWindow::DrawWidget(r, widget);
 
			return;
 
		}
 

	
 
		const CargoSpec *cs = _sorted_cargo_specs[widget - WID_CPR_CARGO_FIRST];
 
		bool rtl = _current_text_dir == TD_RTL;
 

	
 
		/* Since the buttons have no text, no images,
 
		 * both the text and the coloured box have to be manually painted.
 
		 * clk_dif will move one pixel down and one pixel to the right
 
		 * when the button is clicked */
 
		byte clk_dif = this->IsWidgetLowered(widget) ? 1 : 0;
 
		int x = r.left + WD_FRAMERECT_LEFT;
 
		int y = r.top;
 

	
 
		int rect_x = clk_dif + (rtl ? r.right - 12 : r.left + WD_FRAMERECT_LEFT);
 

	
 
		GfxFillRect(rect_x, y + clk_dif, rect_x + 8, y + 5 + clk_dif, PC_BLACK);
 
		GfxFillRect(rect_x + 1, y + 1 + clk_dif, rect_x + 7, y + 4 + clk_dif, cs->legend_colour);
 
		SetDParam(0, cs->name);
 
		DrawString(rtl ? r.left : x + 14 + clk_dif, (rtl ? r.right - 14 + clk_dif : r.right), y + clk_dif, STR_GRAPH_CARGO_PAYMENT_CARGO);
 
	}
 

	
 
	virtual void OnClick(Point pt, int widget, int click_count)
 
	{
 
		switch (widget) {
 
			case WID_CPR_ENABLE_CARGOES:
 
				/* Remove all cargoes from the excluded lists. */
 
				_legend_excluded_cargo = 0;
 
				this->excluded_data = 0;
 
				this->UpdateLoweredWidgets();
 
				this->SetDirty();
 
				break;
 

	
 
			case WID_CPR_DISABLE_CARGOES: {
 
				/* Add all cargoes to the excluded lists. */
 
				int i = 0;
 
				const CargoSpec *cs;
 
				FOR_ALL_SORTED_STANDARD_CARGOSPECS(cs) {
 
					SetBit(_legend_excluded_cargo, cs->Index());
 
					SetBit(this->excluded_data, i);
 
					i++;
 
				}
 
				this->UpdateLoweredWidgets();
 
				this->SetDirty();
 
				break;
 
			}
 

	
 
			default:
 
				if (widget >= WID_CPR_CARGO_FIRST) {
 
					int i = widget - WID_CPR_CARGO_FIRST;
 
					ToggleBit(_legend_excluded_cargo, _sorted_cargo_specs[i]->Index());
 
					this->ToggleWidgetLoweredState(widget);
 
					this->UpdateExcludedData();
 
					this->SetDirty();
 
				}
 
				break;
 
		}
 
	}
 

	
 
	virtual void OnTick()
 
	{
 
		/* Override default OnTick */
 
	}
 

	
 
	/**
 
	 * Some data on this window has become invalid.
 
	 * @param data Information about the changed data.
 
	 * @param gui_scope Whether the call is done from GUI scope. You may not do everything when not in GUI scope. See #InvalidateWindowData() for details.
 
	 */
 
	virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
 
	{
 
		if (!gui_scope) return;
 
		this->OnHundredthTick();
 
	}
 

	
 
	virtual void OnHundredthTick()
 
	{
 
		this->UpdateExcludedData();
 

	
 
		int i = 0;
 
		const CargoSpec *cs;
 
		FOR_ALL_SORTED_STANDARD_CARGOSPECS(cs) {
 
			this->colours[i] = cs->legend_colour;
 
			for (uint j = 0; j != 20; j++) {
 
				this->cost[i][j] = GetTransportedGoodsIncome(10, 20, j * 4 + 4, cs->Index());
 
			}
 
			i++;
 
		}
 
		this->num_dataset = i;
 
	}
 
};
 

	
 
/** Construct the row containing the digit keys. */
 
static NWidgetBase *MakeCargoButtons(int *biggest_index)
 
{
 
	NWidgetVertical *ver = new NWidgetVertical;
 

	
 
	for (int i = 0; i < _sorted_standard_cargo_specs_size; i++) {
 
		NWidgetBackground *leaf = new NWidgetBackground(WWT_PANEL, COLOUR_ORANGE, WID_CPR_CARGO_FIRST + i, NULL);
 
		leaf->tool_tip = STR_GRAPH_CARGO_PAYMENT_TOGGLE_CARGO;
 
		leaf->SetFill(1, 0);
 
		leaf->SetLowered(true);
 
		ver->Add(leaf);
 
	}
 
	*biggest_index = WID_CPR_CARGO_FIRST + _sorted_standard_cargo_specs_size - 1;
 
	return ver;
 
}
 

	
 

	
 
static const NWidgetPart _nested_cargo_payment_rates_widgets[] = {
 
	NWidget(NWID_HORIZONTAL),
 
		NWidget(WWT_CLOSEBOX, COLOUR_GREY),
 
		NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_GRAPH_CARGO_PAYMENT_RATES_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 
		NWidget(WWT_SHADEBOX, COLOUR_GREY),
 
		NWidget(WWT_DEFSIZEBOX, COLOUR_GREY),
 
		NWidget(WWT_STICKYBOX, COLOUR_GREY),
 
	EndContainer(),
 
	NWidget(WWT_PANEL, COLOUR_GREY, WID_CPR_BACKGROUND), SetMinimalSize(568, 128),
 
		NWidget(NWID_HORIZONTAL),
 
			NWidget(NWID_SPACER), SetFill(1, 0), SetResize(1, 0),
 
			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),
 
			NWidget(NWID_SPACER), SetFill(1, 0), SetResize(1, 0),
 
		EndContainer(),
 
		NWidget(NWID_HORIZONTAL),
 
			NWidget(WWT_EMPTY, COLOUR_GREY, WID_CPR_GRAPH), SetMinimalSize(495, 0), SetFill(1, 1), SetResize(1, 1),
 
			NWidget(NWID_VERTICAL),
 
				NWidget(NWID_SPACER), SetMinimalSize(0, 24), SetFill(0, 0), SetResize(0, 1),
 
				NWidget(WWT_PUSHTXTBTN, COLOUR_ORANGE, WID_CPR_ENABLE_CARGOES), SetDataTip(STR_GRAPH_CARGO_ENABLE_ALL, STR_GRAPH_CARGO_TOOLTIP_ENABLE_ALL), SetFill(1, 0),
 
				NWidget(WWT_PUSHTXTBTN, COLOUR_ORANGE, WID_CPR_DISABLE_CARGOES), SetDataTip(STR_GRAPH_CARGO_DISABLE_ALL, STR_GRAPH_CARGO_TOOLTIP_DISABLE_ALL), SetFill(1, 0),
 
				NWidget(NWID_SPACER), SetMinimalSize(0, 4),
 
				NWidgetFunction(MakeCargoButtons),
 
				NWidget(NWID_SPACER), SetMinimalSize(0, 24), SetFill(0, 1), SetResize(0, 1),
 
			EndContainer(),
 
			NWidget(NWID_SPACER), SetMinimalSize(5, 0), SetFill(0, 1), SetResize(0, 1),
 
		EndContainer(),
 
		NWidget(NWID_HORIZONTAL),
 
			NWidget(NWID_SPACER), SetMinimalSize(WD_RESIZEBOX_WIDTH, 0), SetFill(1, 0), SetResize(1, 0),
 
			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),
 
			NWidget(NWID_SPACER), SetFill(1, 0), SetResize(1, 0),
 
			NWidget(WWT_RESIZEBOX, COLOUR_GREY, WID_CPR_RESIZE),
 
		EndContainer(),
 
	EndContainer(),
 
};
 

	
 
static WindowDesc _cargo_payment_rates_desc(
 
	WDP_AUTO, "graph_cargo_payment_rates", 0, 0,
 
	WC_PAYMENT_RATES, WC_NONE,
 
	0,
 
	_nested_cargo_payment_rates_widgets, lengthof(_nested_cargo_payment_rates_widgets)
 
);
 

	
 

	
 
void ShowCargoPaymentRates()
 
{
 
	AllocateWindowDescFront<PaymentRatesGraphWindow>(&_cargo_payment_rates_desc, 0);
 
}
 

	
 
/************************/
 
/* COMPANY LEAGUE TABLE */
 
/************************/
 

	
 
static const StringID _performance_titles[] = {
 
	STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_ENGINEER,
 
	STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_ENGINEER,
 
	STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_TRAFFIC_MANAGER,
 
	STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_TRAFFIC_MANAGER,
 
	STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_TRANSPORT_COORDINATOR,
 
	STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_TRANSPORT_COORDINATOR,
 
	STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_ROUTE_SUPERVISOR,
 
	STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_ROUTE_SUPERVISOR,
 
	STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_DIRECTOR,
 
	STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_DIRECTOR,
 
	STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_CHIEF_EXECUTIVE,
 
	STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_CHIEF_EXECUTIVE,
 
	STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_CHAIRMAN,
 
	STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_CHAIRMAN,
 
	STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_PRESIDENT,
 
	STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_TYCOON,
 
};
 

	
 
static inline StringID GetPerformanceTitleFromValue(uint value)
 
{
 
	return _performance_titles[minu(value, 1000) >> 6];
 
}
 

	
 
class CompanyLeagueWindow : public Window {
 
private:
 
	GUIList<const Company*> companies;
 
	uint ordinal_width; ///< The width of the ordinal number
 
	uint text_width;    ///< The width of the actual text
 
	uint icon_width;    ///< The width of the company icon
 
	int line_height;    ///< Height of the text lines
 

	
 
	/**
 
	 * (Re)Build the company league list
 
	 */
 
	void BuildCompanyList()
 
	{
 
		if (!this->companies.NeedRebuild()) return;
 

	
 
		this->companies.Clear();
 

	
 
		const Company *c;
 
		FOR_ALL_COMPANIES(c) {
 
			*this->companies.Append() = c;
 
		}
 

	
 
		this->companies.Compact();
 
		this->companies.RebuildDone();
 
	}
 

	
 
	/** Sort the company league by performance history */
 
	static int CDECL PerformanceSorter(const Company * const *c1, const Company * const *c2)
 
	{
 
		return (*c2)->old_economy[0].performance_history - (*c1)->old_economy[0].performance_history;
 
	}
 

	
 
public:
 
	CompanyLeagueWindow(WindowDesc *desc, WindowNumber window_number) : Window(desc)
 
	{
 
		this->InitNested(window_number);
 
		this->companies.ForceRebuild();
 
		this->companies.NeedResort();
 
	}
 

	
 
	virtual void OnPaint()
 
	{
 
		this->BuildCompanyList();
 
		this->companies.Sort(&PerformanceSorter);
 

	
 
		this->DrawWidgets();
 
	}
 

	
 
	virtual void DrawWidget(const Rect &r, int widget) const
 
	{
 
		if (widget != WID_CL_BACKGROUND) return;
 

	
 
		int icon_y_offset = 1 + (FONT_HEIGHT_NORMAL - this->line_height) / 2;
 
		uint y = r.top + WD_FRAMERECT_TOP - icon_y_offset;
 

	
 
		bool rtl = _current_text_dir == TD_RTL;
 
		uint ordinal_left  = rtl ? r.right - WD_FRAMERECT_LEFT - this->ordinal_width : r.left + WD_FRAMERECT_LEFT;
 
		uint ordinal_right = rtl ? r.right - WD_FRAMERECT_LEFT : r.left + WD_FRAMERECT_LEFT + this->ordinal_width;
 
		uint icon_left     = r.left + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT + (rtl ? this->text_width : this->ordinal_width);
 
		uint text_left     = rtl ? r.left + WD_FRAMERECT_LEFT : r.right - WD_FRAMERECT_LEFT - this->text_width;
 
		uint text_right    = rtl ? r.left + WD_FRAMERECT_LEFT + this->text_width : r.right - WD_FRAMERECT_LEFT;
 

	
 
		for (uint i = 0; i != this->companies.Length(); i++) {
 
			const Company *c = this->companies[i];
 
			DrawString(ordinal_left, ordinal_right, y, i + STR_ORDINAL_NUMBER_1ST, i == 0 ? TC_WHITE : TC_YELLOW);
 

	
 
			DrawCompanyIcon(c->index, icon_left, y + icon_y_offset);
 

	
 
			SetDParam(0, c->index);
 
			SetDParam(1, c->index);
 
			SetDParam(2, GetPerformanceTitleFromValue(c->old_economy[0].performance_history));
 
			DrawString(text_left, text_right, y, STR_COMPANY_LEAGUE_COMPANY_NAME);
 
			y += this->line_height;
 
		}
 
	}
 

	
 
	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
 
	{
 
		if (widget != WID_CL_BACKGROUND) return;
 

	
 
		this->ordinal_width = 0;
 
		for (uint i = 0; i < MAX_COMPANIES; i++) {
 
			this->ordinal_width = max(this->ordinal_width, GetStringBoundingBox(STR_ORDINAL_NUMBER_1ST + i).width);
 
		}
 
		this->ordinal_width += 5; // Keep some extra spacing
 

	
 
		uint widest_width = 0;
 
		uint widest_title = 0;
 
		for (uint i = 0; i < lengthof(_performance_titles); i++) {
 
			uint width = GetStringBoundingBox(_performance_titles[i]).width;
 
			if (width > widest_width) {
 
				widest_title = i;
 
				widest_width = width;
 
			}
 
		}
 

	
 
		Dimension d = GetSpriteSize(SPR_COMPANY_ICON);
 
		this->icon_width = d.width + 2;
 
		this->line_height = max<int>(d.height + 2, FONT_HEIGHT_NORMAL);
 

	
 
		const Company *c;
 
		FOR_ALL_COMPANIES(c) {
 
			SetDParam(0, c->index);
 
			SetDParam(1, c->index);
 
			SetDParam(2, _performance_titles[widest_title]);
 
			widest_width = max(widest_width, GetStringBoundingBox(STR_COMPANY_LEAGUE_COMPANY_NAME).width);
 
		}
 

	
 
		this->text_width = widest_width + 30; // Keep some extra spacing
 

	
 
		size->width = WD_FRAMERECT_LEFT + this->ordinal_width + WD_FRAMERECT_RIGHT + this->icon_width + WD_FRAMERECT_LEFT + this->text_width + WD_FRAMERECT_RIGHT;
 
		size->height = WD_FRAMERECT_TOP + this->line_height * MAX_COMPANIES + WD_FRAMERECT_BOTTOM;
 
	}
 

	
 

	
 
	virtual void OnTick()
 
	{
 
		if (this->companies.NeedResort()) {
 
			this->SetDirty();
 
		}
 
	}
 

	
 
	/**
 
	 * Some data on this window has become invalid.
 
	 * @param data Information about the changed data.
 
	 * @param gui_scope Whether the call is done from GUI scope. You may not do everything when not in GUI scope. See #InvalidateWindowData() for details.
 
	 */
 
	virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
 
	{
 
		if (data == 0) {
 
			/* This needs to be done in command-scope to enforce rebuilding before resorting invalid data */
 
			this->companies.ForceRebuild();
 
		} else {
 
			this->companies.ForceResort();
 
		}
 
	}
 
};
 

	
 
static const NWidgetPart _nested_company_league_widgets[] = {
 
	NWidget(NWID_HORIZONTAL),
 
		NWidget(WWT_CLOSEBOX, COLOUR_GREY),
 
		NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_COMPANY_LEAGUE_TABLE_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 
		NWidget(WWT_SHADEBOX, COLOUR_GREY),
 
		NWidget(WWT_STICKYBOX, COLOUR_GREY),
 
	EndContainer(),
 
	NWidget(WWT_PANEL, COLOUR_GREY, WID_CL_BACKGROUND), SetMinimalSize(400, 0), SetMinimalTextLines(15, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM),
 
};
 

	
 
static WindowDesc _company_league_desc(
 
	WDP_AUTO, "league", 0, 0,
 
	WC_COMPANY_LEAGUE, WC_NONE,
 
	0,
 
	_nested_company_league_widgets, lengthof(_nested_company_league_widgets)
 
);
 

	
 
void ShowCompanyLeagueTable()
 
{
 
	AllocateWindowDescFront<CompanyLeagueWindow>(&_company_league_desc, 0);
 
}
 

	
 
/*****************************/
 
/* PERFORMANCE RATING DETAIL */
 
/*****************************/
 

	
 
struct PerformanceRatingDetailWindow : Window {
 
	static CompanyID company;
 
	int timeout;
 

	
 
	PerformanceRatingDetailWindow(WindowDesc *desc, WindowNumber window_number) : Window(desc)
 
	{
 
		this->UpdateCompanyStats();
 

	
 
		this->InitNested(window_number);
 
		this->OnInvalidateData(INVALID_COMPANY);
 
	}
 

	
 
	void UpdateCompanyStats()
 
	{
 
		/* Update all company stats with the current data
 
		 * (this is because _score_info is not saved to a savegame) */
 
		Company *c;
 
		FOR_ALL_COMPANIES(c) {
 
			UpdateCompanyRatingAndValue(c, false);
 
		}
 

	
 
		this->timeout = DAY_TICKS * 5;
 
	}
 

	
 
	uint score_info_left;
 
	uint score_info_right;
 
	uint bar_left;
 
	uint bar_right;
 
	uint bar_width;
 
	uint bar_height;
 
	uint score_detail_left;
 
	uint score_detail_right;
 

	
 
	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
 
	{
 
		switch (widget) {
 
			case WID_PRD_SCORE_FIRST:
 
				this->bar_height = FONT_HEIGHT_NORMAL + 4;
 
				size->height = this->bar_height + 2 * WD_MATRIX_TOP;
 

	
 
				uint score_info_width = 0;
 
				for (uint i = SCORE_BEGIN; i < SCORE_END; i++) {
 
					score_info_width = max(score_info_width, GetStringBoundingBox(STR_PERFORMANCE_DETAIL_VEHICLES + i).width);
 
				}
 
				SetDParamMaxValue(0, 1000);
 
				score_info_width += GetStringBoundingBox(STR_BLACK_COMMA).width + WD_FRAMERECT_LEFT;
 

	
 
				SetDParamMaxValue(0, 100);
 
				this->bar_width = GetStringBoundingBox(STR_PERFORMANCE_DETAIL_PERCENT).width + 20; // Wide bars!
 

	
 
				/* At this number we are roughly at the max; it can become wider,
 
				 * but then you need at 1000 times more money. At that time you're
 
				 * not that interested anymore in the last few digits anyway.
 
				 * The 500 is because 999 999 500 to 999 999 999 are rounded to
 
				 * 1 000 M, and not 999 999 k. Use negative numbers to account for
 
				 * the negative income/amount of money etc. as well. */
 
				int max = -(999999999 - 500);
 

	
 
				/* Scale max for the display currency. Prior to rendering the value
 
				 * is converted into the display currency, which may cause it to
 
				 * raise significantly. We need to compensate for that since {{CURRCOMPACT}}
 
				 * is used, which can produce quite short renderings of very large
 
				 * values. Otherwise the calculated width could be too narrow.
 
				 * Note that it doesn't work if there was a currency with an exchange
 
				 * rate greater than max.
 
				 * When the currency rate is more than 1000, the 999 999 k becomes at
 
				 * least 999 999 M which roughly is equally long. Furthermore if the
 
				 * exchange rate is that high, 999 999 k is usually not enough anymore
 
				 * to show the different currency numbers. */
 
				if (_currency->rate < 1000) max /= _currency->rate;
 
				SetDParam(0, max);
 
				SetDParam(1, max);
 
				uint score_detail_width = GetStringBoundingBox(STR_PERFORMANCE_DETAIL_AMOUNT_CURRENCY).width;
 

	
 
				size->width = 7 + score_info_width + 5 + this->bar_width + 5 + score_detail_width + 7;
 
				uint left  = 7;
 
				uint right = size->width - 7;
 

	
 
				bool rtl = _current_text_dir == TD_RTL;
 
				this->score_info_left  = rtl ? right - score_info_width : left;
 
				this->score_info_right = rtl ? right : left + score_info_width;
 

	
 
				this->score_detail_left  = rtl ? left : right - score_detail_width;
 
				this->score_detail_right = rtl ? left + score_detail_width : right;
 

	
 
				this->bar_left  = left + (rtl ? score_detail_width : score_info_width) + 5;
 
				this->bar_right = this->bar_left + this->bar_width;
 
				break;
 
		}
 
	}
 

	
 
	virtual void DrawWidget(const Rect &r, int widget) const
 
	{
 
		/* No need to draw when there's nothing to draw */
 
		if (this->company == INVALID_COMPANY) return;
 

	
 
		if (IsInsideMM(widget, WID_PRD_COMPANY_FIRST, WID_PRD_COMPANY_LAST + 1)) {
 
			if (this->IsWidgetDisabled(widget)) return;
 
			CompanyID cid = (CompanyID)(widget - WID_PRD_COMPANY_FIRST);
 
			int offset = (cid == this->company) ? 1 : 0;
 
			Dimension sprite_size = GetSpriteSize(SPR_COMPANY_ICON);
 
			DrawCompanyIcon(cid, (r.left + r.right - sprite_size.width) / 2 + offset, (r.top + r.bottom - sprite_size.height) / 2 + offset);
 
			return;
 
		}
 

	
 
		if (!IsInsideMM(widget, WID_PRD_SCORE_FIRST, WID_PRD_SCORE_LAST + 1)) return;
 

	
 
		ScoreID score_type = (ScoreID)(widget - WID_PRD_SCORE_FIRST);
 

	
 
		/* The colours used to show how the progress is going */
 
		int colour_done = _colour_gradient[COLOUR_GREEN][4];
 
		int colour_notdone = _colour_gradient[COLOUR_RED][4];
 

	
 
		/* Draw all the score parts */
 
		int val    = _score_part[company][score_type];
 
		int needed = _score_info[score_type].needed;
 
		int score  = _score_info[score_type].score;
 

	
 
		/* SCORE_TOTAL has his own rules ;) */
 
		if (score_type == SCORE_TOTAL) {
 
			for (ScoreID i = SCORE_BEGIN; i < SCORE_END; i++) score += _score_info[i].score;
 
			needed = SCORE_MAX;
 
		}
 

	
 
		uint bar_top  = r.top + WD_MATRIX_TOP;
 
		uint text_top = bar_top + 2;
 

	
 
		DrawString(this->score_info_left, this->score_info_right, text_top, STR_PERFORMANCE_DETAIL_VEHICLES + score_type);
 

	
 
		/* Draw the score */
 
		SetDParam(0, score);
 
		DrawString(this->score_info_left, this->score_info_right, text_top, STR_BLACK_COMMA, TC_FROMSTRING, SA_RIGHT);
 

	
 
		/* Calculate the %-bar */
 
		uint x = Clamp(val, 0, needed) * this->bar_width / needed;
 
		bool rtl = _current_text_dir == TD_RTL;
 
		if (rtl) {
 
			x = this->bar_right - x;
 
		} else {
 
			x = this->bar_left + x;
 
		}
 

	
 
		/* Draw the bar */
 
		if (x != this->bar_left)  GfxFillRect(this->bar_left, bar_top, x, bar_top + this->bar_height, rtl ? colour_notdone : colour_done);
 
		if (x != this->bar_right) GfxFillRect(x, bar_top, this->bar_right, bar_top + this->bar_height, rtl ? colour_done : colour_notdone);
 

	
 
		/* Draw it */
 
		SetDParam(0, Clamp(val, 0, needed) * 100 / needed);
 
		DrawString(this->bar_left, this->bar_right, text_top, STR_PERFORMANCE_DETAIL_PERCENT, TC_FROMSTRING, SA_HOR_CENTER);
 

	
 
		/* SCORE_LOAN is inversed */
 
		if (score_type == SCORE_LOAN) val = needed - val;
 

	
 
		/* Draw the amount we have against what is needed
 
		 * For some of them it is in currency format */
 
		SetDParam(0, val);
 
		SetDParam(1, needed);
 
		switch (score_type) {
 
			case SCORE_MIN_PROFIT:
 
			case SCORE_MIN_INCOME:
 
			case SCORE_MAX_INCOME:
 
			case SCORE_MONEY:
 
			case SCORE_LOAN:
 
				DrawString(this->score_detail_left, this->score_detail_right, text_top, STR_PERFORMANCE_DETAIL_AMOUNT_CURRENCY);
 
				break;
 
			default:
 
				DrawString(this->score_detail_left, this->score_detail_right, text_top, STR_PERFORMANCE_DETAIL_AMOUNT_INT);
 
		}
 
	}
 

	
 
	virtual void OnClick(Point pt, int widget, int click_count)
 
	{
 
		/* Check which button is clicked */
 
		if (IsInsideMM(widget, WID_PRD_COMPANY_FIRST, WID_PRD_COMPANY_LAST + 1)) {
 
			/* Is it no on disable? */
 
			if (!this->IsWidgetDisabled(widget)) {
 
				this->RaiseWidget(this->company + WID_PRD_COMPANY_FIRST);
 
				this->company = (CompanyID)(widget - WID_PRD_COMPANY_FIRST);
 
				this->LowerWidget(this->company + WID_PRD_COMPANY_FIRST);
 
				this->SetDirty();
 
			}
 
		}
 
	}
 

	
 
	virtual void OnTick()
 
	{
 
		if (_pause_mode != PM_UNPAUSED) return;
 

	
 
		/* Update the company score every 5 days */
 
		if (--this->timeout == 0) {
 
			this->UpdateCompanyStats();
 
			this->SetDirty();
 
		}
 
	}
 

	
 
	/**
 
	 * Some data on this window has become invalid.
 
	 * @param data the company ID of the company that is going to be removed
 
	 * @param gui_scope Whether the call is done from GUI scope. You may not do everything when not in GUI scope. See #InvalidateWindowData() for details.
 
	 */
 
	virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
 
	{
 
		if (!gui_scope) return;
 
		/* Disable the companies who are not active */
 
		for (CompanyID i = COMPANY_FIRST; i < MAX_COMPANIES; i++) {
 
			this->SetWidgetDisabledState(i + WID_PRD_COMPANY_FIRST, !Company::IsValidID(i));
 
		}
 

	
 
		/* Check if the currently selected company is still active. */
 
		if (this->company != INVALID_COMPANY && !Company::IsValidID(this->company)) {
 
			/* Raise the widget for the previous selection. */
 
			this->RaiseWidget(this->company + WID_PRD_COMPANY_FIRST);
 
			this->company = INVALID_COMPANY;
 
		}
 

	
 
		if (this->company == INVALID_COMPANY) {
 
			const Company *c;
 
			FOR_ALL_COMPANIES(c) {
 
				this->company = c->index;
 
				break;
 
			}
 
		}
 

	
 
		/* Make sure the widget is lowered */
 
		this->LowerWidget(this->company + WID_PRD_COMPANY_FIRST);
 
	}
 
};
 

	
 
CompanyID PerformanceRatingDetailWindow::company = INVALID_COMPANY;
 

	
 
/**
 
 * Make a vertical list of panels for outputting score details.
 
 * @param biggest_index Storage for collecting the biggest index used in the returned tree.
 
 * @return Panel with performance details.
 
 * @post \c *biggest_index contains the largest used index in the tree.
 
 */
 
static NWidgetBase *MakePerformanceDetailPanels(int *biggest_index)
 
{
 
	const StringID performance_tips[] = {
 
		STR_PERFORMANCE_DETAIL_VEHICLES_TOOLTIP,
 
		STR_PERFORMANCE_DETAIL_STATIONS_TOOLTIP,
 
		STR_PERFORMANCE_DETAIL_MIN_PROFIT_TOOLTIP,
 
		STR_PERFORMANCE_DETAIL_MIN_INCOME_TOOLTIP,
 
		STR_PERFORMANCE_DETAIL_MAX_INCOME_TOOLTIP,
 
		STR_PERFORMANCE_DETAIL_DELIVERED_TOOLTIP,
 
		STR_PERFORMANCE_DETAIL_CARGO_TOOLTIP,
 
		STR_PERFORMANCE_DETAIL_MONEY_TOOLTIP,
 
		STR_PERFORMANCE_DETAIL_LOAN_TOOLTIP,
 
		STR_PERFORMANCE_DETAIL_TOTAL_TOOLTIP,
 
	};
 

	
 
	assert_compile(lengthof(performance_tips) == SCORE_END - SCORE_BEGIN);
 

	
 
	NWidgetVertical *vert = new NWidgetVertical(NC_EQUALSIZE);
 
	for (int widnum = WID_PRD_SCORE_FIRST; widnum <= WID_PRD_SCORE_LAST; widnum++) {
 
		NWidgetBackground *panel = new NWidgetBackground(WWT_PANEL, COLOUR_GREY, widnum);
 
		panel->SetFill(1, 1);
 
		panel->SetDataTip(0x0, performance_tips[widnum - WID_PRD_SCORE_FIRST]);
 
		vert->Add(panel);
 
	}
 
	*biggest_index = WID_PRD_SCORE_LAST;
 
	return vert;
 
}
 

	
 
/** Make a number of rows with buttons for each company for the performance rating detail window. */
 
NWidgetBase *MakeCompanyButtonRowsGraphGUI(int *biggest_index)
 
{
 
	return MakeCompanyButtonRows(biggest_index, WID_PRD_COMPANY_FIRST, WID_PRD_COMPANY_LAST, 8, STR_PERFORMANCE_DETAIL_SELECT_COMPANY_TOOLTIP);
 
}
 

	
 
static const NWidgetPart _nested_performance_rating_detail_widgets[] = {
 
	NWidget(NWID_HORIZONTAL),
 
		NWidget(WWT_CLOSEBOX, COLOUR_GREY),
 
		NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_PERFORMANCE_DETAIL, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 
		NWidget(WWT_SHADEBOX, COLOUR_GREY),
 
		NWidget(WWT_STICKYBOX, COLOUR_GREY),
 
	EndContainer(),
 
	NWidget(WWT_PANEL, COLOUR_GREY),
 
		NWidgetFunction(MakeCompanyButtonRowsGraphGUI), SetPadding(0, 1, 1, 2),
 
	EndContainer(),
 
	NWidgetFunction(MakePerformanceDetailPanels),
 
};
 

	
 
static WindowDesc _performance_rating_detail_desc(
 
	WDP_AUTO, "league_details", 0, 0,
 
	WC_PERFORMANCE_DETAIL, WC_NONE,
 
	0,
 
	_nested_performance_rating_detail_widgets, lengthof(_nested_performance_rating_detail_widgets)
 
);
 

	
 
void ShowPerformanceRatingDetail()
 
{
 
	AllocateWindowDescFront<PerformanceRatingDetailWindow>(&_performance_rating_detail_desc, 0);
 
}
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