graph_gui.cpp

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/*
 * 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 <https://www.gnu.org/licenses/old-licenses/gpl-2.0>.
 */

 
#include "stdafx.h"
#include <ranges>
#include "misc/history_func.hpp"
#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 "sound_func.h"
#include "gfx_func.h"
#include "core/geometry_func.hpp"
#include "currency.h"
#include "timer/timer.h"
#include "timer/timer_window.h"
#include "timer/timer_game_tick.h"
#include "timer/timer_game_economy.h"
#include "zoom_func.h"
#include "industry.h"
#include "town.h"
 
#include "widgets/graph_widget.h"
 
#include "table/strings.h"
#include "table/sprites.h"
 
#include "safeguards.h"

static CompanyMask _legend_excluded_companies;
 
/* Apparently these don't play well with enums. */
static const OverflowSafeInt64 INVALID_DATAPOINT(INT64_MAX); 
static const uint INVALID_DATAPOINT_POS = UINT_MAX; 
 
constexpr double INT64_MAX_IN_DOUBLE = static_cast<double>(INT64_MAX - 512); 
static_assert(static_cast<int64_t>(INT64_MAX_IN_DOUBLE) < INT64_MAX);
 
/****************/
/* GRAPH LEGEND */
/****************/
 
struct GraphLegendWindow : Window {
  GraphLegendWindow(WindowDesc &desc, WindowNumber window_number) : Window(desc)
  {
    this->InitNested(window_number);
 
    for (CompanyID c = CompanyID::Begin(); c < MAX_COMPANIES; ++c) {
      if (!_legend_excluded_companies.Test(c)) this->LowerWidget(WID_GL_FIRST_COMPANY + c);
 
      this->OnInvalidateData(c.base());
    }
  }
 
  void DrawWidget(const Rect &r, WidgetID widget) const override
  {
    if (!IsInsideMM(widget, WID_GL_FIRST_COMPANY, WID_GL_FIRST_COMPANY + MAX_COMPANIES)) return;
 
    CompanyID cid = (CompanyID)(widget - WID_GL_FIRST_COMPANY);
 
    if (!Company::IsValidID(cid)) return;
 
    bool rtl = _current_text_dir == TD_RTL;
 
    const Rect ir = r.Shrink(WidgetDimensions::scaled.framerect);
    Dimension d = GetSpriteSize(SPR_COMPANY_ICON);
    DrawCompanyIcon(cid, rtl ? ir.right - d.width : ir.left, CentreBounds(ir.top, ir.bottom, d.height));
 
    const Rect tr = ir.Indent(d.width + WidgetDimensions::scaled.hsep_normal, rtl);
    DrawString(tr.left, tr.right, CentreBounds(tr.top, tr.bottom, GetCharacterHeight(FS_NORMAL)), GetString(STR_COMPANY_NAME_COMPANY_NUM, cid, cid), _legend_excluded_companies.Test(cid) ? TC_BLACK : TC_WHITE);
  }
 
  void OnClick([[maybe_unused]] Point pt, WidgetID widget, [[maybe_unused]] int click_count) override
  {
    if (!IsInsideMM(widget, WID_GL_FIRST_COMPANY, WID_GL_FIRST_COMPANY + MAX_COMPANIES)) return;
 
    _legend_excluded_companies.Flip(static_cast<CompanyID>(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);
 
    SndClickBeep();
  }

  void OnInvalidateData([[maybe_unused]] int data = 0, [[maybe_unused]] bool gui_scope = true) override
  {
    if (!gui_scope) return;
    if (Company::IsValidID(data)) return;
 
    _legend_excluded_companies.Set(static_cast<CompanyID>(data));
    this->RaiseWidget(data + WID_GL_FIRST_COMPANY);
  }
};

static std::unique_ptr<NWidgetBase> MakeNWidgetCompanyLines()
{
  auto vert = std::make_unique<NWidgetVertical>(NWidContainerFlag::EqualSize);
  vert->SetPadding(2, 2, 2, 2);
  uint sprite_height = GetSpriteSize(SPR_COMPANY_ICON, nullptr, ZoomLevel::Normal).height;
 
  for (WidgetID widnum = WID_GL_FIRST_COMPANY; widnum <= WID_GL_LAST_COMPANY; widnum++) {
    auto panel = std::make_unique<NWidgetBackground>(WWT_PANEL, COLOUR_BROWN, widnum);
    panel->SetMinimalSize(246, sprite_height + WidgetDimensions::unscaled.framerect.Vertical());
    panel->SetMinimalTextLines(1, WidgetDimensions::unscaled.framerect.Vertical(), FS_NORMAL);
    panel->SetFill(1, 1);
    panel->SetToolTip(STR_GRAPH_KEY_COMPANY_SELECTION_TOOLTIP);
    vert->Add(std::move(panel));
  }
  return vert;
}
 
static constexpr std::initializer_list<NWidgetPart> _nested_graph_legend_widgets = {
  NWidget(NWID_HORIZONTAL),
    NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    NWidget(WWT_CAPTION, COLOUR_BROWN), SetStringTip(STR_GRAPH_KEY_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    NWidget(WWT_STICKYBOX, COLOUR_BROWN),
  EndContainer(),
  NWidget(WWT_PANEL, COLOUR_BROWN, WID_GL_BACKGROUND),
    NWidgetFunction(MakeNWidgetCompanyLines),
  EndContainer(),
};
 
static WindowDesc _graph_legend_desc(
  WDP_AUTO, "graph_legend", 0, 0,
  WC_GRAPH_LEGEND, WC_NONE,
  {},
  _nested_graph_legend_widgets
);
 
static void ShowGraphLegend()
{
  AllocateWindowDescFront<GraphLegendWindow>(_graph_legend_desc, 0);
}

struct ValuesInterval {
  OverflowSafeInt64 highest; 
  OverflowSafeInt64 lowest;  
};
 
/******************/
/* BASE OF GRAPHS */
/*****************/
 
struct BaseGraphWindow : Window {
protected:
  static const int GRAPH_MAX_DATASETS     =  64;
  static constexpr PixelColour GRAPH_BASE_COLOUR      =  GREY_SCALE(2);
  static constexpr PixelColour GRAPH_GRID_COLOUR      =  GREY_SCALE(3);
  static constexpr PixelColour GRAPH_AXIS_LINE_COLOUR =  GREY_SCALE(1);
  static constexpr PixelColour GRAPH_ZERO_LINE_COLOUR =  GREY_SCALE(8);
  static constexpr PixelColour GRAPH_YEAR_LINE_COLOUR =  GREY_SCALE(5);
  static const int GRAPH_NUM_MONTHS       =  24; 
  static const int GRAPH_PAYMENT_RATE_STEPS = 20; 
  static const int PAYMENT_GRAPH_X_STEP_DAYS    = 10; 
  static const int PAYMENT_GRAPH_X_STEP_SECONDS = 20; 
  static const int ECONOMY_YEAR_MINUTES = 12;  
  static const int ECONOMY_QUARTER_MINUTES = 3;  
  static const int ECONOMY_MONTH_MINUTES = 1;  
 
  static const TextColour GRAPH_AXIS_LABEL_COLOUR = TC_BLACK; 
 
  static const int MIN_GRAPH_NUM_LINES_Y  =   9; 
  static const int MIN_GRID_PIXEL_SIZE    =  20; 
 
  struct GraphScale {
    StringID label = STR_NULL;
    uint8_t month_increment = 0;
    int16_t x_values_increment = 0;
    const HistoryRange *history_range = nullptr;
  };
 
  static inline constexpr GraphScale MONTHLY_SCALE_WALLCLOCK[] = {
    {STR_GRAPH_LAST_24_MINUTES_TIME_LABEL, HISTORY_MONTH.total_division, ECONOMY_MONTH_MINUTES, &HISTORY_MONTH},
    {STR_GRAPH_LAST_72_MINUTES_TIME_LABEL, HISTORY_QUARTER.total_division, ECONOMY_QUARTER_MINUTES, &HISTORY_QUARTER},
    {STR_GRAPH_LAST_288_MINUTES_TIME_LABEL, HISTORY_YEAR.total_division, ECONOMY_YEAR_MINUTES, &HISTORY_YEAR},
  };
 
  static inline constexpr GraphScale MONTHLY_SCALE_CALENDAR[] = {
    {STR_GRAPH_LAST_24_MONTHS, HISTORY_MONTH.total_division, ECONOMY_MONTH_MINUTES, &HISTORY_MONTH},
    {STR_GRAPH_LAST_24_QUARTERS, HISTORY_QUARTER.total_division, ECONOMY_QUARTER_MINUTES, &HISTORY_QUARTER},
    {STR_GRAPH_LAST_24_YEARS, HISTORY_YEAR.total_division, ECONOMY_YEAR_MINUTES, &HISTORY_YEAR},
  };
 
  uint64_t excluded_data = 0; 
  uint64_t excluded_range = 0; 
  uint64_t masked_range = 0; 
  uint8_t num_on_x_axis = 0;
  uint8_t num_vert_lines = GRAPH_NUM_MONTHS;
 
  TimerGameEconomy::Month month{}; 
  TimerGameEconomy::Year year{}; 
  uint8_t month_increment = 3; 
 
  bool draw_dates = true; 

  bool x_values_reversed = true;
  int16_t x_values_increment = ECONOMY_QUARTER_MINUTES;
 
  StringID format_str_y_axis{};
 
  struct DataSet {
    std::array<OverflowSafeInt64, GRAPH_NUM_MONTHS> values;
    PixelColour colour;
    uint8_t exclude_bit;
    uint8_t range_bit;
    uint8_t dash;
  };
  std::vector<DataSet> data{};
 
  std::span<const StringID> ranges{};
  std::span<const GraphScale> scales{};
  uint8_t selected_scale = 0;
 
  uint8_t highlight_data = UINT8_MAX; 
  uint8_t highlight_range = UINT8_MAX; 
  bool highlight_state = false; 
 
  struct BaseFiller {
    DataSet &dataset; 
 
    inline void MakeZero(uint i) const { this->dataset.values[i] = 0; }
    inline void MakeInvalid(uint i) const { this->dataset.values[i] = INVALID_DATAPOINT; }
  };
 
  template <typename Tprojection>
  struct Filler : BaseFiller {
    Tprojection proj; 
 
    inline void Fill(uint i, const auto &data) const { this->dataset.values[i] = std::invoke(this->proj, data); }
  };

  std::span<const OverflowSafeInt64> GetDataSetRange(const DataSet &dataset) const
  {
    return {std::begin(dataset.values), std::begin(dataset.values) + this->num_on_x_axis};
  }

  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 (const DataSet &dataset : this->data) {
      if (HasBit(this->excluded_data, dataset.exclude_bit)) continue;
      if (HasBit(this->excluded_range, dataset.range_bit)) continue;
 
      for (const OverflowSafeInt64 &datapoint : this->GetDataSetRange(dataset)) {
        if (datapoint != INVALID_DATAPOINT) {
          current_interval.highest = std::max(current_interval.highest, datapoint);
          current_interval.lowest  = std::min(current_interval.lowest, datapoint);
        }
      }
    }
 
    /* 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;
 
    /* Prevent showing values too close to the graph limits. */
    abs_higher = (11.0 * abs_higher) / 10.0;
    abs_lower = (11.0 * abs_lower) / 10.0;
 
    int num_pos_grids;
    OverflowSafeInt64 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. */
 
      OverflowSafeInt64 grid_size_higher = 0;
      if (abs_higher > 0) {
        grid_size_higher = abs_higher > INT64_MAX_IN_DOUBLE ? INT64_MAX : static_cast<int64_t>(abs_higher);
        grid_size_higher = (grid_size_higher + num_pos_grids - 1) / num_pos_grids;
      }
 
      OverflowSafeInt64 grid_size_lower = 0;
      if (abs_lower > 0) {
        grid_size_lower = abs_lower > INT64_MAX_IN_DOUBLE ? INT64_MAX : static_cast<int64_t>(abs_lower);
        grid_size_lower = (grid_size_lower + num_hori_lines - num_pos_grids - 1) / (num_hori_lines - num_pos_grids);
      }
 
      grid_size = std::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;
  }

  uint GetYLabelWidth(ValuesInterval current_interval, int num_hori_lines) const
  {
    /* draw text strings on the y axis */
    int64_t y_label = current_interval.highest;
    int64_t 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++) {
      Dimension d = GetStringBoundingBox(GetString(STR_GRAPH_Y_LABEL, this->format_str_y_axis, y_label));
      if (d.width > max_width) max_width = d.width;
 
      y_label -= y_label_separation;
    }
 
    return max_width;
  }

  void DrawGraph(Rect r) const
  {
    uint x, y;               
    ValuesInterval interval; 
    int x_axis_offset;       
 
    /* the colours and cost array of GraphDrawer must accommodate
     * both values for cargo and companies. So if any are higher, quit */
    static_assert(GRAPH_MAX_DATASETS >= (int)NUM_CARGO && GRAPH_MAX_DATASETS >= (int)MAX_COMPANIES);
    assert(this->num_vert_lines > 0);
 
    bool rtl = _current_text_dir == TD_RTL;
 
    /* Rect r will be adjusted to contain just the graph, with labels being
     * placed outside the area. */
    r.top    += ScaleGUITrad(5) + GetCharacterHeight(FS_SMALL) / 2;
    r.bottom -= (this->draw_dates ? 2 : 1) * GetCharacterHeight(FS_SMALL) + ScaleGUITrad(4);
    r.left   += ScaleGUITrad(rtl ? 5 : 9);
    r.right  -= ScaleGUITrad(rtl ? 9 : 5);
 
    /* Initial number of horizontal lines. */
    int num_hori_lines = 160 / ScaleGUITrad(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 * ScaleGUITrad(MIN_GRID_PIXEL_SIZE));
    if (resize > 0) num_hori_lines += resize;
 
    interval = GetValuesInterval(num_hori_lines);
 
    int label_width = GetYLabelWidth(interval, num_hori_lines);
 
    if (rtl) {
      r.right -= label_width;
    } else {
      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. */
    if (rtl) {
      r.left = r.right - x_sep * this->num_vert_lines;
    } else {
      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 background of the graph itself. */
    GfxFillRect(r.left, r.top, r.right, r.bottom, GRAPH_BASE_COLOUR);
 
    /* Draw the grid lines. */
    int gridline_width = WidgetDimensions::scaled.bevel.top;
    PixelColour grid_colour = GRAPH_GRID_COLOUR;
 
    /* Don't draw the first line, as that's where the axis will be. */
    if (rtl) {
      x_sep = -x_sep;
      x = r.right + x_sep;
    } else {
      x = r.left + x_sep;
    }
 
    for (int i = 1; i < this->num_vert_lines + 1; i++) {
      /* If using wallclock units, we separate periods with a lighter line. */
      if (TimerGameEconomy::UsingWallclockUnits()) {
        grid_colour = (i % 4 == 0) ? GRAPH_YEAR_LINE_COLOUR : GRAPH_GRID_COLOUR;
      }
      GfxFillRect(x, r.top, x + gridline_width - 1, 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++) {
      if (rtl) {
        GfxFillRect(r.right + 1, y, r.right + ScaleGUITrad(3), y + gridline_width - 1, GRAPH_AXIS_LINE_COLOUR);
      } else {
        GfxFillRect(r.left - ScaleGUITrad(3), y, r.left - 1, y + gridline_width - 1, GRAPH_AXIS_LINE_COLOUR);
      }
      GfxFillRect(r.left, y, r.right + gridline_width - 1, y + gridline_width - 1, GRAPH_GRID_COLOUR);
      y -= y_sep;
    }
 
    /* Draw the y axis. */
    GfxFillRect(r.left, r.top, r.left + gridline_width - 1, r.bottom + gridline_width - 1, GRAPH_AXIS_LINE_COLOUR);
 
    /* Draw the x axis. */
    y = x_axis_offset + r.top;
    GfxFillRect(r.left, y, r.right + gridline_width - 1, y + gridline_width - 1, GRAPH_ZERO_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);
 
    /* draw text strings on the y axis */
    int64_t y_label = interval.highest;
    int64_t 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++) {
      if (rtl) {
        DrawString(r.right + ScaleGUITrad(4), r.right + label_width + ScaleGUITrad(4), y,
          GetString(STR_GRAPH_Y_LABEL, this->format_str_y_axis, y_label),
          GRAPH_AXIS_LABEL_COLOUR, SA_RIGHT | SA_FORCE);
      } else {
        DrawString(r.left - label_width - ScaleGUITrad(4), r.left - ScaleGUITrad(4), y,
          GetString(STR_GRAPH_Y_LABEL, this->format_str_y_axis, y_label),
          GRAPH_AXIS_LABEL_COLOUR, SA_RIGHT | SA_FORCE);
      }
 
      y_label -= y_label_separation;
      y += y_sep;
    }
 
    x = rtl ? r.right : r.left;
    y = r.bottom + ScaleGUITrad(2);
 
    /* if there are not enough datapoints to fill the graph, align to the right */
    x += (this->num_vert_lines - this->num_on_x_axis) * x_sep;
 
    /* Draw x-axis labels and markings for graphs based on financial quarters and years.  */
    if (this->draw_dates) {
      TimerGameEconomy::Month mo = this->month;
      TimerGameEconomy::Year yr = this->year;
      for (int i = 0; i < this->num_on_x_axis; i++) {
        if (rtl) {
          DrawStringMultiLineWithClipping(x + x_sep, x, y, this->height,
            GetString(mo == 0 ? STR_GRAPH_X_LABEL_MONTH_YEAR : STR_GRAPH_X_LABEL_MONTH, STR_MONTH_ABBREV_JAN + mo, yr),
            GRAPH_AXIS_LABEL_COLOUR, SA_LEFT);
        } else {
          DrawStringMultiLineWithClipping(x, x + x_sep, y, this->height,
            GetString(mo == 0 ? STR_GRAPH_X_LABEL_MONTH_YEAR : STR_GRAPH_X_LABEL_MONTH, STR_MONTH_ABBREV_JAN + mo, yr),
            GRAPH_AXIS_LABEL_COLOUR, SA_LEFT);
        }
 
        mo += this->month_increment;
        if (mo >= 12) {
          mo = 0;
          yr++;
 
          /* Draw a lighter grid line between years. Top and bottom adjustments ensure we don't draw over top and bottom horizontal grid lines. */
          GfxFillRect(x + x_sep, r.top + gridline_width, x + x_sep + gridline_width - 1, r.bottom - 1, GRAPH_YEAR_LINE_COLOUR);
        }
        x += x_sep;
      }
    } else {
      /* Draw x-axis labels for graphs not based on quarterly performance (cargo payment rates, and all graphs when using wallclock units). */
      int16_t iterator;
      uint16_t label;
      if (this->x_values_reversed) {
        label = this->x_values_increment * this->num_on_x_axis;
        iterator = -this->x_values_increment;
      } else {
        label = this->x_values_increment;
        iterator = this->x_values_increment;
      }
 
      for (int i = 0; i < this->num_on_x_axis; i++) {
        if (rtl) {
          DrawString(x + x_sep + 1, x - 1, y, GetString(STR_GRAPH_Y_LABEL_NUMBER, label), GRAPH_AXIS_LABEL_COLOUR, SA_HOR_CENTER);
        } else {
          DrawString(x + 1, x + x_sep - 1, y, GetString(STR_GRAPH_Y_LABEL_NUMBER, label), GRAPH_AXIS_LABEL_COLOUR, SA_HOR_CENTER);
        }
 
        label += iterator;
        x += x_sep;
      }
    }
 
    /* Draw lines and dots. */
    uint linewidth = ScaleGUITrad(_settings_client.gui.graph_line_thickness);
    uint pointwidth = ScaleGUITrad(_settings_client.gui.graph_line_thickness + 1);
    uint pointoffs1 = pointwidth / 2;
    uint pointoffs2 = pointwidth - pointoffs1;
 
    auto draw_dataset = [&](const DataSet &dataset, PixelColour colour) {
      if (HasBit(this->excluded_data, dataset.exclude_bit)) return;
      if (HasBit(this->excluded_range, dataset.range_bit)) return;
 
      /* Centre the dot between the grid lines. */
      if (rtl) {
        x = r.right + (x_sep / 2);
      } else {
        x = r.left + (x_sep / 2);
      }
 
      /* if there are not enough datapoints to fill the graph, align to the right */
      x += (this->num_vert_lines - this->num_on_x_axis) * x_sep;
 
      uint prev_x = INVALID_DATAPOINT_POS;
      uint prev_y = INVALID_DATAPOINT_POS;
 
      const uint dash = ScaleGUITrad(dataset.dash);
      for (OverflowSafeInt64 datapoint : this->GetDataSetRange(dataset)) {
        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<uint32_t>(x_axis_offset) + FindLastBit<uint64_t>(abs(datapoint));
          int reduce_range = std::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, dash);
 
          prev_x = x;
          prev_y = y;
        } else {
          prev_x = INVALID_DATAPOINT_POS;
          prev_y = INVALID_DATAPOINT_POS;
        }
 
        x += x_sep;
      }
    };
 
    /* Draw unhighlighted datasets. */
    for (const DataSet &dataset : this->data) {
      if (dataset.exclude_bit != this->highlight_data && dataset.range_bit != this->highlight_range) {
        draw_dataset(dataset, dataset.colour);
      }
    }
 
    /* If any dataset or range is highlighted, draw separately after the rest so they appear on top of all other
     * data. Highlighted data is only drawn when highlight_state is set, otherwise it is invisible. */
    if (this->highlight_state && (this->highlight_data != UINT8_MAX || this->highlight_range != UINT8_MAX)) {
      for (const DataSet &dataset : this->data) {
        if (dataset.exclude_bit == this->highlight_data || dataset.range_bit == this->highlight_range) {
          draw_dataset(dataset, PC_WHITE);
        }
      }
    }
  }
 
  BaseGraphWindow(WindowDesc &desc, StringID format_str_y_axis) :
      Window(desc),
      format_str_y_axis(format_str_y_axis)
  {
    SetWindowDirty(WC_GRAPH_LEGEND, 0);
  }
 
  const IntervalTimer<TimerWindow> blink_interval = {TIMER_BLINK_INTERVAL, [this](auto) {
    /* If nothing is highlighted then no redraw is needed. */
    if (this->highlight_data == UINT8_MAX && this->highlight_range == UINT8_MAX) return;
 
    /* Toggle the highlight state and redraw. */
    this->highlight_state = !this->highlight_state;
    this->SetDirty();
  }};
 
  void UpdateMatrixSize(WidgetID widget, Dimension &size, Dimension &resize, auto labels)
  {
    size = {};
    for (const StringID &str : labels) {
      size = maxdim(size, GetStringBoundingBox(str, FS_SMALL));
    }
 
    size.width += WidgetDimensions::scaled.framerect.Horizontal();
    size.height += WidgetDimensions::scaled.framerect.Vertical();
 
    /* Set fixed height for number of ranges. */
    size.height *= static_cast<uint>(std::size(labels));
 
    resize.width = 0;
    resize.height = 0;
    this->GetWidget<NWidgetCore>(widget)->SetMatrixDimension(1, ClampTo<uint32_t>(std::size(labels)));
  }
 
public:
  void UpdateWidgetSize(WidgetID widget, Dimension &size, [[maybe_unused]] const Dimension &padding, [[maybe_unused]] Dimension &fill, [[maybe_unused]] Dimension &resize) override
  {
    switch (widget) {
      case WID_GRAPH_RANGE_MATRIX:
        this->UpdateMatrixSize(widget, size, resize, this->ranges);
        break;
 
      case WID_GRAPH_SCALE_MATRIX:
        this->UpdateMatrixSize(widget, size, resize, this->scales | std::views::transform(&GraphScale::label));
        break;
 
      case WID_GRAPH_GRAPH: {
        uint x_label_width = 0;
 
        /* Draw x-axis labels and markings for graphs based on financial quarters and years.  */
        if (this->draw_dates) {
          uint yr = GetParamMaxValue(this->year.base(), 4, FS_SMALL);
          for (uint mo = 0; mo < 12; ++mo) {
            x_label_width = std::max(x_label_width, GetStringBoundingBox(GetString(mo == 0 ? STR_GRAPH_X_LABEL_MONTH_YEAR : STR_GRAPH_X_LABEL_MONTH, STR_MONTH_ABBREV_JAN + mo, yr)).width);
          }
        } else {
          /* Draw x-axis labels for graphs not based on quarterly performance (cargo payment rates). */
          uint64_t max_value = GetParamMaxValue((this->num_on_x_axis + 1) * this->x_values_increment, 0, FS_SMALL);
          x_label_width = GetStringBoundingBox(GetString(STR_GRAPH_Y_LABEL_NUMBER, max_value)).width;
        }
 
        uint y_label_width = GetStringBoundingBox(GetString(STR_GRAPH_Y_LABEL, this->format_str_y_axis, INT64_MAX)).width;
 
        size.width  = std::max<uint>(size.width,  ScaleGUITrad(5) + y_label_width + this->num_vert_lines * (x_label_width + ScaleGUITrad(5)) + ScaleGUITrad(9));
        size.height = std::max<uint>(size.height, ScaleGUITrad(5) + (1 + MIN_GRAPH_NUM_LINES_Y * 2 + (this->draw_dates ? 3 : 1)) * GetCharacterHeight(FS_SMALL) + ScaleGUITrad(4));
        size.height = std::max<uint>(size.height, size.width / 3);
        break;
      }
 
      default: break;
    }
  }
 
  void DrawWidget(const Rect &r, WidgetID widget) const override
  {
    switch (widget) {
      case WID_GRAPH_GRAPH:
        this->DrawGraph(r);
        break;
 
      case WID_GRAPH_RANGE_MATRIX: {
        uint line_height = GetCharacterHeight(FS_SMALL) + WidgetDimensions::scaled.framerect.Vertical();
        uint index = 0;
        Rect line = r.WithHeight(line_height);
        for (const auto &str : this->ranges) {
          bool lowered = !HasBit(this->excluded_range, index) && !HasBit(this->masked_range, index);
 
          /* Redraw frame if lowered */
          if (lowered) DrawFrameRect(line, COLOUR_BROWN, FrameFlag::Lowered);
 
          const Rect text = line.Shrink(WidgetDimensions::scaled.framerect);
          DrawString(text, str, (this->highlight_state && this->highlight_range == index) ? TC_WHITE : TC_BLACK, SA_CENTER, false, FS_SMALL);
 
          if (HasBit(this->masked_range, index)) {
            GfxFillRect(line.Shrink(WidgetDimensions::scaled.bevel), GetColourGradient(COLOUR_BROWN, SHADE_DARKER), FILLRECT_CHECKER);
          }
 
          line = line.Translate(0, line_height);
          ++index;
        }
        break;
      }
 
      case WID_GRAPH_SCALE_MATRIX: {
        uint line_height = GetCharacterHeight(FS_SMALL) + WidgetDimensions::scaled.framerect.Vertical();
        uint8_t selected_month_increment = this->scales[this->selected_scale].month_increment;
        Rect line = r.WithHeight(line_height);
        for (const auto &scale : this->scales) {
          /* Redraw frame if selected */
          if (selected_month_increment == scale.month_increment) DrawFrameRect(line, COLOUR_BROWN, FrameFlag::Lowered);
 
          DrawString(line.Shrink(WidgetDimensions::scaled.framerect), scale.label, TC_BLACK, SA_CENTER, false, FS_SMALL);
 
          line = line.Translate(0, line_height);
        }
        break;
      }
 
      default: break;
    }
  }
 
  void OnClick([[maybe_unused]] Point pt, WidgetID widget, [[maybe_unused]] int click_count) override
  {
    /* Clicked on legend? */
    switch (widget) {
      case WID_GRAPH_KEY_BUTTON:
        ShowGraphLegend();
        break;
 
      case WID_GRAPH_RANGE_MATRIX: {
        int row = GetRowFromWidget(pt.y, widget, 0, GetCharacterHeight(FS_SMALL) + WidgetDimensions::scaled.framerect.Vertical());
 
        if (HasBit(this->masked_range, row)) break;
        ToggleBit(this->excluded_range, row);
        SndClickBeep();
        this->SetDirty();
        break;
      }
 
      case WID_GRAPH_SCALE_MATRIX: {
        int row = GetRowFromWidget(pt.y, widget, 0, GetCharacterHeight(FS_SMALL) + WidgetDimensions::scaled.framerect.Vertical());
        const auto &scale = this->scales[row];
        if (this->selected_scale != row) {
          this->selected_scale = row;
          this->month_increment = scale.month_increment;
          this->x_values_increment = scale.x_values_increment;
          this->InvalidateData();
        }
        break;
      }
 
      default: break;
    }
  }
 
  void OnMouseOver(Point pt, WidgetID widget) override
  {
    /* Test if a range should be highlighted. */
    uint8_t new_highlight_range = UINT8_MAX;
    if (widget == WID_GRAPH_RANGE_MATRIX) {
      int row = GetRowFromWidget(pt.y, widget, 0, GetCharacterHeight(FS_SMALL) + WidgetDimensions::scaled.framerect.Vertical());
      if (!HasBit(this->excluded_range, row)) new_highlight_range = static_cast<uint8_t>(row);
    }
 
    /* Test if a dataset should be highlighted. */
    uint8_t new_highlight_data = UINT8_MAX;
    if (widget == WID_GRAPH_MATRIX) {
      auto dataset_index = this->GetDatasetIndex(pt.y);
      if (dataset_index.has_value() && !HasBit(this->excluded_data, *dataset_index)) new_highlight_data = *dataset_index;
    }
 
    if (this->highlight_data == new_highlight_data && this->highlight_range == new_highlight_range) return;
 
    /* Range or data set highlight has changed, set and redraw. */
    this->highlight_data = new_highlight_data;
    this->highlight_range = new_highlight_range;
    this->highlight_state = true;
    this->SetDirty();
  }
 
  void OnGameTick() override
  {
    this->UpdateStatistics(false);
  }

  void OnInvalidateData([[maybe_unused]] int data = 0, [[maybe_unused]] bool gui_scope = true) override
  {
    if (!gui_scope) return;
    this->UpdateStatistics(true);
  }

  virtual void UpdateStatistics(bool initialize) = 0;

  virtual std::optional<uint8_t> GetDatasetIndex([[maybe_unused]] int y) { return std::nullopt; }
};
 
class BaseCompanyGraphWindow : public BaseGraphWindow {
public:
  BaseCompanyGraphWindow(WindowDesc &desc, StringID format_str_y_axis) : BaseGraphWindow(desc, format_str_y_axis) {}
 
  void InitializeWindow(WindowNumber number)
  {
    /* Initialise the dataset */
    this->UpdateStatistics(true);
 
    this->CreateNestedTree();
 
    auto *wid = this->GetWidget<NWidgetCore>(WID_GRAPH_FOOTER);
    wid->SetString(TimerGameEconomy::UsingWallclockUnits() ? STR_GRAPH_LAST_72_MINUTES_TIME_LABEL : STR_EMPTY);
 
    this->FinishInitNested(number);
  }
 
  void UpdateStatistics(bool initialize) override
  {
    CompanyMask excluded_companies = _legend_excluded_companies;
 
    /* Exclude the companies which aren't valid */
    for (CompanyID c = CompanyID::Begin(); c < MAX_COMPANIES; ++c) {
      if (!Company::IsValidID(c)) excluded_companies.Set(c);
    }
 
    uint8_t nums = 0;
    for (const Company *c : Company::Iterate()) {
      nums = std::min(this->num_vert_lines, std::max(nums, c->num_valid_stat_ent));
    }
 
    int mo = (TimerGameEconomy::month / this->month_increment - nums) * this->month_increment;
    auto yr = TimerGameEconomy::year;
    while (mo < 0) {
      yr--;
      mo += 12;
    }
 
    if (!initialize && this->excluded_data == excluded_companies.base() && 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.base();
    this->num_on_x_axis = nums;
    this->year = yr;
    this->month = mo;
 
    this->data.clear();
    for (CompanyID k = CompanyID::Begin(); k < MAX_COMPANIES; ++k) {
      const Company *c = Company::GetIfValid(k);
      if (c == nullptr) continue;
 
      DataSet &dataset = this->data.emplace_back();
      dataset.colour = GetColourGradient(c->colour, SHADE_LIGHTER);
      dataset.exclude_bit = k.base();
 
      for (int j = this->num_on_x_axis, i = 0; --j >= 0;) {
        if (j >= c->num_valid_stat_ent) {
          dataset.values[i] = INVALID_DATAPOINT;
        } else {
          /* Ensure we never assign INVALID_DATAPOINT, as that has another meaning.
           * Instead, use the value just under it. Hopefully nobody will notice. */
          dataset.values[i] = std::min(GetGraphData(c, j), INVALID_DATAPOINT - 1);
        }
        i++;
      }
    }
  }

  virtual OverflowSafeInt64 GetGraphData(const Company *c, int j) = 0;
};
 
 
/********************/
/* OPERATING PROFIT */
/********************/
 
struct OperatingProfitGraphWindow : BaseCompanyGraphWindow {
  OperatingProfitGraphWindow(WindowDesc &desc, WindowNumber window_number) :
      BaseCompanyGraphWindow(desc, STR_JUST_CURRENCY_SHORT)
  {
    this->num_on_x_axis = GRAPH_NUM_MONTHS;
    this->num_vert_lines = GRAPH_NUM_MONTHS;
    this->draw_dates = !TimerGameEconomy::UsingWallclockUnits();
 
    this->InitializeWindow(window_number);
  }
 
  OverflowSafeInt64 GetGraphData(const Company *c, int j) override
  {
    return c->old_economy[j].income + c->old_economy[j].expenses;
  }
};
 
static constexpr std::initializer_list<NWidgetPart> _nested_operating_profit_widgets = {
  NWidget(NWID_HORIZONTAL),
    NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    NWidget(WWT_CAPTION, COLOUR_BROWN), SetStringTip(STR_GRAPH_OPERATING_PROFIT_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, WID_GRAPH_KEY_BUTTON), SetMinimalSize(50, 0), SetStringTip(STR_GRAPH_KEY_BUTTON, STR_GRAPH_KEY_TOOLTIP),
    NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    NWidget(WWT_DEFSIZEBOX, COLOUR_BROWN),
    NWidget(WWT_STICKYBOX, COLOUR_BROWN),
  EndContainer(),
  NWidget(WWT_PANEL, COLOUR_BROWN, WID_GRAPH_BACKGROUND),
    NWidget(WWT_EMPTY, INVALID_COLOUR, WID_GRAPH_GRAPH), SetMinimalSize(576, 160), SetFill(1, 1), SetResize(1, 1),
    NWidget(NWID_HORIZONTAL),
      NWidget(WWT_TEXT, INVALID_COLOUR, WID_GRAPH_FOOTER), SetFill(1, 0), SetResize(1, 0), SetPadding(2, 0, 2, 0), SetTextStyle(TC_BLACK, FS_SMALL), SetAlignment(SA_CENTER),
      NWidget(WWT_RESIZEBOX, COLOUR_BROWN, WID_GRAPH_RESIZE), SetResizeWidgetTypeTip(RWV_HIDE_BEVEL, STR_TOOLTIP_RESIZE),
    EndContainer(),
  EndContainer(),
};
 
static WindowDesc _operating_profit_desc(
  WDP_AUTO, "graph_operating_profit", 0, 0,
  WC_OPERATING_PROFIT, WC_NONE,
  {},
  _nested_operating_profit_widgets
);
 
 
void ShowOperatingProfitGraph()
{
  AllocateWindowDescFront<OperatingProfitGraphWindow>(_operating_profit_desc, 0);
}
 
 
/****************/
/* INCOME GRAPH */
/****************/
 
struct IncomeGraphWindow : BaseCompanyGraphWindow {
  IncomeGraphWindow(WindowDesc &desc, WindowNumber window_number) :
      BaseCompanyGraphWindow(desc, STR_JUST_CURRENCY_SHORT)
  {
    this->num_on_x_axis = GRAPH_NUM_MONTHS;
    this->num_vert_lines = GRAPH_NUM_MONTHS;
    this->draw_dates = !TimerGameEconomy::UsingWallclockUnits();
 
    this->InitializeWindow(window_number);
  }
 
  OverflowSafeInt64 GetGraphData(const Company *c, int j) override
  {
    return c->old_economy[j].income;
  }
};
 
static constexpr std::initializer_list<NWidgetPart> _nested_income_graph_widgets = {
  NWidget(NWID_HORIZONTAL),
    NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    NWidget(WWT_CAPTION, COLOUR_BROWN), SetStringTip(STR_GRAPH_INCOME_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, WID_GRAPH_KEY_BUTTON), SetMinimalSize(50, 0), SetStringTip(STR_GRAPH_KEY_BUTTON, STR_GRAPH_KEY_TOOLTIP),
    NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    NWidget(WWT_DEFSIZEBOX, COLOUR_BROWN),
    NWidget(WWT_STICKYBOX, COLOUR_BROWN),
  EndContainer(),
  NWidget(WWT_PANEL, COLOUR_BROWN, WID_GRAPH_BACKGROUND),
    NWidget(WWT_EMPTY, INVALID_COLOUR, WID_GRAPH_GRAPH), SetMinimalSize(576, 128), SetFill(1, 1), SetResize(1, 1),
    NWidget(NWID_HORIZONTAL),
      NWidget(WWT_TEXT, INVALID_COLOUR, WID_GRAPH_FOOTER), SetFill(1, 0), SetResize(1, 0), SetPadding(2, 0, 2, 0), SetTextStyle(TC_BLACK, FS_SMALL), SetAlignment(SA_CENTER),
      NWidget(WWT_RESIZEBOX, COLOUR_BROWN, WID_GRAPH_RESIZE), SetResizeWidgetTypeTip(RWV_HIDE_BEVEL, STR_TOOLTIP_RESIZE),
    EndContainer(),
  EndContainer(),
};
 
static WindowDesc _income_graph_desc(
  WDP_AUTO, "graph_income", 0, 0,
  WC_INCOME_GRAPH, WC_NONE,
  {},
  _nested_income_graph_widgets
);
 
void ShowIncomeGraph()
{
  AllocateWindowDescFront<IncomeGraphWindow>(_income_graph_desc, 0);
}
 
/*******************/
/* DELIVERED CARGO */
/*******************/
 
struct DeliveredCargoGraphWindow : BaseCompanyGraphWindow {
  DeliveredCargoGraphWindow(WindowDesc &desc, WindowNumber window_number) :
      BaseCompanyGraphWindow(desc, STR_JUST_COMMA)
  {
    this->num_on_x_axis = GRAPH_NUM_MONTHS;
    this->num_vert_lines = GRAPH_NUM_MONTHS;
    this->draw_dates = !TimerGameEconomy::UsingWallclockUnits();
 
    this->InitializeWindow(window_number);
  }
 
  OverflowSafeInt64 GetGraphData(const Company *c, int j) override
  {
    return c->old_economy[j].delivered_cargo.GetSum<OverflowSafeInt64>();
  }
};
 
static constexpr std::initializer_list<NWidgetPart> _nested_delivered_cargo_graph_widgets = {
  NWidget(NWID_HORIZONTAL),
    NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    NWidget(WWT_CAPTION, COLOUR_BROWN), SetStringTip(STR_GRAPH_CARGO_DELIVERED_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, WID_GRAPH_KEY_BUTTON), SetMinimalSize(50, 0), SetStringTip(STR_GRAPH_KEY_BUTTON, STR_GRAPH_KEY_TOOLTIP),
    NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    NWidget(WWT_DEFSIZEBOX, COLOUR_BROWN),
    NWidget(WWT_STICKYBOX, COLOUR_BROWN),
  EndContainer(),
  NWidget(WWT_PANEL, COLOUR_BROWN, WID_GRAPH_BACKGROUND),
    NWidget(WWT_EMPTY, INVALID_COLOUR, WID_GRAPH_GRAPH), SetMinimalSize(576, 128), SetFill(1, 1), SetResize(1, 1),
    NWidget(NWID_HORIZONTAL),
      NWidget(WWT_TEXT, INVALID_COLOUR, WID_GRAPH_FOOTER), SetFill(1, 0), SetResize(1, 0), SetPadding(2, 0, 2, 0), SetTextStyle(TC_BLACK, FS_SMALL), SetAlignment(SA_CENTER),
      NWidget(WWT_RESIZEBOX, COLOUR_BROWN, WID_GRAPH_RESIZE), SetResizeWidgetTypeTip(RWV_HIDE_BEVEL, STR_TOOLTIP_RESIZE),
    EndContainer(),
  EndContainer(),
};
 
static WindowDesc _delivered_cargo_graph_desc(
  WDP_AUTO, "graph_delivered_cargo", 0, 0,
  WC_DELIVERED_CARGO, WC_NONE,
  {},
  _nested_delivered_cargo_graph_widgets
);
 
void ShowDeliveredCargoGraph()
{
  AllocateWindowDescFront<DeliveredCargoGraphWindow>(_delivered_cargo_graph_desc, 0);
}
 
/***********************/
/* PERFORMANCE HISTORY */
/***********************/
 
struct PerformanceHistoryGraphWindow : BaseCompanyGraphWindow {
  PerformanceHistoryGraphWindow(WindowDesc &desc, WindowNumber window_number) :
      BaseCompanyGraphWindow(desc, STR_JUST_COMMA)
  {
    this->num_on_x_axis = GRAPH_NUM_MONTHS;
    this->num_vert_lines = GRAPH_NUM_MONTHS;
    this->draw_dates = !TimerGameEconomy::UsingWallclockUnits();
 
    this->InitializeWindow(window_number);
  }
 
  OverflowSafeInt64 GetGraphData(const Company *c, int j) override
  {
    return c->old_economy[j].performance_history;
  }
 
  void OnClick([[maybe_unused]] Point pt, WidgetID widget, [[maybe_unused]] int click_count) override
  {
    if (widget == WID_PHG_DETAILED_PERFORMANCE) ShowPerformanceRatingDetail();
    this->BaseGraphWindow::OnClick(pt, widget, click_count);
  }
};
 
static constexpr std::initializer_list<NWidgetPart> _nested_performance_history_widgets = {
  NWidget(NWID_HORIZONTAL),
    NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    NWidget(WWT_CAPTION, COLOUR_BROWN), SetStringTip(STR_GRAPH_COMPANY_PERFORMANCE_RATINGS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, WID_PHG_DETAILED_PERFORMANCE), SetMinimalSize(50, 0), SetStringTip(STR_PERFORMANCE_DETAIL_KEY, STR_GRAPH_PERFORMANCE_DETAIL_TOOLTIP),
    NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, WID_GRAPH_KEY_BUTTON), SetMinimalSize(50, 0), SetStringTip(STR_GRAPH_KEY_BUTTON, STR_GRAPH_KEY_TOOLTIP),
    NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    NWidget(WWT_DEFSIZEBOX, COLOUR_BROWN),
    NWidget(WWT_STICKYBOX, COLOUR_BROWN),
  EndContainer(),
  NWidget(WWT_PANEL, COLOUR_BROWN, WID_GRAPH_BACKGROUND),
    NWidget(WWT_EMPTY, INVALID_COLOUR, WID_GRAPH_GRAPH), SetMinimalSize(576, 224), SetFill(1, 1), SetResize(1, 1),
    NWidget(NWID_HORIZONTAL),
      NWidget(WWT_TEXT, INVALID_COLOUR, WID_GRAPH_FOOTER), SetFill(1, 0), SetResize(1, 0), SetPadding(2, 0, 2, 0), SetTextStyle(TC_BLACK, FS_SMALL), SetAlignment(SA_CENTER),
      NWidget(WWT_RESIZEBOX, COLOUR_BROWN, WID_GRAPH_RESIZE), SetResizeWidgetTypeTip(RWV_HIDE_BEVEL, STR_TOOLTIP_RESIZE),
    EndContainer(),
  EndContainer(),
};
 
static WindowDesc _performance_history_desc(
  WDP_AUTO, "graph_performance", 0, 0,
  WC_PERFORMANCE_HISTORY, WC_NONE,
  {},
  _nested_performance_history_widgets
);
 
void ShowPerformanceHistoryGraph()
{
  AllocateWindowDescFront<PerformanceHistoryGraphWindow>(_performance_history_desc, 0);
}
 
/*****************/
/* COMPANY VALUE */
/*****************/
 
struct CompanyValueGraphWindow : BaseCompanyGraphWindow {
  CompanyValueGraphWindow(WindowDesc &desc, WindowNumber window_number) :
      BaseCompanyGraphWindow(desc, STR_JUST_CURRENCY_SHORT)
  {
    this->num_on_x_axis = GRAPH_NUM_MONTHS;
    this->num_vert_lines = GRAPH_NUM_MONTHS;
    this->draw_dates = !TimerGameEconomy::UsingWallclockUnits();
 
    this->InitializeWindow(window_number);
  }
 
  OverflowSafeInt64 GetGraphData(const Company *c, int j) override
  {
    return c->old_economy[j].company_value;
  }
};
 
static constexpr std::initializer_list<NWidgetPart> _nested_company_value_graph_widgets = {
  NWidget(NWID_HORIZONTAL),
    NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    NWidget(WWT_CAPTION, COLOUR_BROWN), SetStringTip(STR_GRAPH_COMPANY_VALUES_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, WID_GRAPH_KEY_BUTTON), SetMinimalSize(50, 0), SetStringTip(STR_GRAPH_KEY_BUTTON, STR_GRAPH_KEY_TOOLTIP),
    NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    NWidget(WWT_DEFSIZEBOX, COLOUR_BROWN),
    NWidget(WWT_STICKYBOX, COLOUR_BROWN),
  EndContainer(),
  NWidget(WWT_PANEL, COLOUR_BROWN, WID_GRAPH_BACKGROUND),
    NWidget(WWT_EMPTY, INVALID_COLOUR, WID_GRAPH_GRAPH), SetMinimalSize(576, 224), SetFill(1, 1), SetResize(1, 1),
    NWidget(NWID_HORIZONTAL),
      NWidget(WWT_TEXT, INVALID_COLOUR, WID_GRAPH_FOOTER), SetFill(1, 0), SetResize(1, 0), SetPadding(2, 0, 2, 0), SetTextStyle(TC_BLACK, FS_SMALL), SetAlignment(SA_CENTER),
      NWidget(WWT_RESIZEBOX, COLOUR_BROWN, WID_GRAPH_RESIZE), SetResizeWidgetTypeTip(RWV_HIDE_BEVEL, STR_TOOLTIP_RESIZE),
    EndContainer(),
  EndContainer(),
};
 
static WindowDesc _company_value_graph_desc(
  WDP_AUTO, "graph_company_value", 0, 0,
  WC_COMPANY_VALUE, WC_NONE,
  {},
  _nested_company_value_graph_widgets
);
 
void ShowCompanyValueGraph()
{
  AllocateWindowDescFront<CompanyValueGraphWindow>(_company_value_graph_desc, 0);
}
 
struct BaseCargoGraphWindow : BaseGraphWindow {
  Scrollbar *vscroll = nullptr; 
  uint line_height = 0; 
  uint legend_width = 0; 
 
  CargoTypes cargo_types{}; 
 
  BaseCargoGraphWindow(WindowDesc &desc, StringID format_str_y_axis) : BaseGraphWindow(desc, format_str_y_axis) {}
 
  void InitializeWindow(WindowNumber number, StringID footer_wallclock = STR_NULL, StringID footer_calendar = STR_NULL)
  {
    this->CreateNestedTree();
 
    this->excluded_range = this->masked_range;
    this->cargo_types = this->GetCargoTypes(number);
 
    this->vscroll = this->GetScrollbar(WID_GRAPH_MATRIX_SCROLLBAR);
    this->vscroll->SetCount(CountBits(this->cargo_types));
 
    auto *wid = this->GetWidget<NWidgetCore>(WID_GRAPH_FOOTER);
    wid->SetString(TimerGameEconomy::UsingWallclockUnits() ? footer_wallclock : footer_calendar);
 
    this->FinishInitNested(number);
 
    /* Initialise the dataset */
    this->InvalidateData();
  }

  virtual CargoTypes GetCargoTypes(WindowNumber number) const = 0;

  virtual CargoTypes &GetExcludedCargoTypes() const = 0;
 
  std::optional<uint8_t> GetDatasetIndex(int y) override
  {
    int row = this->vscroll->GetScrolledRowFromWidget(y, this, WID_GRAPH_MATRIX);
    if (row >= this->vscroll->GetCount()) return std::nullopt;
 
    for (const CargoSpec *cs : _sorted_cargo_specs) {
      if (!HasBit(this->cargo_types, cs->Index())) continue;
      if (row-- > 0) continue;
 
      return cs->Index();
    }
 
    return std::nullopt;
  }
 
  void OnInit() override
  {
    /* Width of the legend blob. */
    this->legend_width = GetCharacterHeight(FS_SMALL) * 9 / 6;
  }
 
  void UpdateWidgetSize(WidgetID widget, Dimension &size, [[maybe_unused]] const Dimension &padding, [[maybe_unused]] Dimension &fill, [[maybe_unused]] Dimension &resize) override
  {
    if (widget != WID_GRAPH_MATRIX) {
      BaseGraphWindow::UpdateWidgetSize(widget, size, padding, fill, resize);
      return;
    }
 
    size.height = GetCharacterHeight(FS_SMALL) + WidgetDimensions::scaled.framerect.Vertical();
 
    for (CargoType cargo_type : SetCargoBitIterator(this->cargo_types)) {
      const CargoSpec *cs = CargoSpec::Get(cargo_type);
 
      Dimension d = GetStringBoundingBox(GetString(STR_GRAPH_CARGO_PAYMENT_CARGO, cs->name));
      d.width += this->legend_width + WidgetDimensions::scaled.hsep_normal; // colour field
      d.width += WidgetDimensions::scaled.framerect.Horizontal();
      d.height += WidgetDimensions::scaled.framerect.Vertical();
      size = maxdim(d, size);
    }
 
    this->line_height = size.height;
    size.height = this->line_height * 11; /* Default number of cargo types in most climates. */
    resize.width = 0;
    fill.height = resize.height = this->line_height;
  }
 
  void DrawWidget(const Rect &r, WidgetID widget) const override
  {
    if (widget != WID_GRAPH_MATRIX) {
      BaseGraphWindow::DrawWidget(r, widget);
      return;
    }
 
    bool rtl = _current_text_dir == TD_RTL;
 
    int pos = this->vscroll->GetPosition();
    int max = pos + this->vscroll->GetCapacity();
 
    Rect line = r.WithHeight(this->line_height);
 
    for (const CargoSpec *cs : _sorted_cargo_specs) {
      if (!HasBit(this->cargo_types, cs->Index())) continue;
 
      if (pos-- > 0) continue;
      if (--max < 0) break;
 
      bool lowered = !HasBit(this->excluded_data, cs->Index());
 
      /* Redraw frame if lowered */
      if (lowered) DrawFrameRect(line, COLOUR_BROWN, FrameFlag::Lowered);
 
      const Rect text = line.Shrink(WidgetDimensions::scaled.framerect);
 
      /* Cargo-colour box with outline */
      const Rect cargo = text.WithWidth(this->legend_width, rtl);
      GfxFillRect(cargo, PC_BLACK);
      PixelColour pc = cs->legend_colour;
      if (this->highlight_data == cs->Index()) pc = this->highlight_state ? PC_WHITE : PC_BLACK;
      GfxFillRect(cargo.Shrink(WidgetDimensions::scaled.bevel), pc);
 
      /* Cargo name */
      DrawString(text.Indent(this->legend_width + WidgetDimensions::scaled.hsep_normal, rtl), GetString(STR_GRAPH_CARGO_PAYMENT_CARGO, cs->name));
 
      line = line.Translate(0, this->line_height);
    }
  }
 
  void OnClick([[maybe_unused]] Point pt, WidgetID widget, [[maybe_unused]] int click_count) override
  {
    switch (widget) {
      case WID_GRAPH_ENABLE_CARGOES:
        /* Remove all cargoes from the excluded lists. */
        this->GetExcludedCargoTypes() = {};
        this->excluded_data = this->GetExcludedCargoTypes();
        this->SetDirty();
        break;
 
      case WID_GRAPH_DISABLE_CARGOES: {
        /* Add all cargoes to the excluded lists. */
        this->GetExcludedCargoTypes() = this->cargo_types;
        this->excluded_data = this->GetExcludedCargoTypes();
        this->SetDirty();
        break;
      }
 
      case WID_GRAPH_MATRIX: {
        int row = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_GRAPH_MATRIX);
        if (row >= this->vscroll->GetCount()) return;
 
        SndClickBeep();
 
        for (const CargoSpec *cs : _sorted_cargo_specs) {
          if (!HasBit(this->cargo_types, cs->Index())) continue;
          if (row-- > 0) continue;
 
          ToggleBit(this->GetExcludedCargoTypes(), cs->Index());
          this->excluded_data = this->GetExcludedCargoTypes();
          this->SetDirty();
          break;
        }
        break;
      }
 
      default:
        this->BaseGraphWindow::OnClick(pt, widget, click_count);
        break;
    }
  }
 
  void OnResize() override
  {
    this->vscroll->SetCapacityFromWidget(this, WID_GRAPH_MATRIX);
  }
};
 
/*****************/
/* PAYMENT RATES */
/*****************/
 
struct PaymentRatesGraphWindow : BaseCargoGraphWindow {
  static inline CargoTypes excluded_cargo_types{};
 
  PaymentRatesGraphWindow(WindowDesc &desc, WindowNumber window_number) : BaseCargoGraphWindow(desc, STR_JUST_CURRENCY_SHORT)
  {
    this->num_on_x_axis = GRAPH_PAYMENT_RATE_STEPS;
    this->num_vert_lines = GRAPH_PAYMENT_RATE_STEPS;
    this->draw_dates = false;
 
    this->x_values_reversed = false;
    /* The x-axis is labeled in either seconds or days. A day is two seconds, so we adjust the label if needed. */
    this->x_values_increment = (TimerGameEconomy::UsingWallclockUnits() ? PAYMENT_GRAPH_X_STEP_SECONDS : PAYMENT_GRAPH_X_STEP_DAYS);
 
    this->InitializeWindow(window_number, STR_GRAPH_CARGO_PAYMENT_RATES_SECONDS, STR_GRAPH_CARGO_PAYMENT_RATES_DAYS);
  }
 
  CargoTypes GetCargoTypes(WindowNumber) const override
  {
    return _standard_cargo_mask;
  }
 
  CargoTypes &GetExcludedCargoTypes() const override
  {
    return PaymentRatesGraphWindow::excluded_cargo_types;
  }

  void OnInvalidateData([[maybe_unused]] int data = 0, [[maybe_unused]] bool gui_scope = true) override
  {
    if (!gui_scope) return;
    this->UpdatePaymentRates();
  }

  const IntervalTimer<TimerWindow> update_payment_interval = {std::chrono::seconds(3), [this](auto) {
    this->UpdatePaymentRates();
  }};
 
  void UpdateStatistics(bool) override {}

  void UpdatePaymentRates()
  {
    this->excluded_data = this->GetExcludedCargoTypes();
 
    this->data.clear();
    for (const CargoSpec *cs : _sorted_standard_cargo_specs) {
      DataSet &dataset = this->data.emplace_back();
      dataset.colour = cs->legend_colour;
      dataset.exclude_bit = cs->Index();
 
      for (uint j = 0; j != this->num_on_x_axis; j++) {
        dataset.values[j] = GetTransportedGoodsIncome(10, 20, j * 4 + 4, cs->Index());
      }
    }
  }
};
 
static constexpr std::initializer_list<NWidgetPart> _nested_cargo_payment_rates_widgets = {
  NWidget(NWID_HORIZONTAL),
    NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    NWidget(WWT_CAPTION, COLOUR_BROWN), SetStringTip(STR_GRAPH_CARGO_PAYMENT_RATES_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    NWidget(WWT_DEFSIZEBOX, COLOUR_BROWN),
    NWidget(WWT_STICKYBOX, COLOUR_BROWN),
  EndContainer(),
  NWidget(WWT_PANEL, COLOUR_BROWN, WID_GRAPH_BACKGROUND), SetMinimalSize(568, 128),
    NWidget(WWT_TEXT, INVALID_COLOUR, WID_GRAPH_HEADER), SetFill(1, 0), SetResize(1, 0), SetPadding(2, 0, 2, 0), SetStringTip(STR_GRAPH_CARGO_PAYMENT_RATES_TITLE), SetTextStyle(TC_BLACK, FS_SMALL), SetAlignment(SA_CENTER),
    NWidget(NWID_HORIZONTAL),
      NWidget(WWT_EMPTY, INVALID_COLOUR, WID_GRAPH_GRAPH), SetMinimalSize(495, 0), SetFill(1, 1), SetResize(1, 1),
      NWidget(NWID_VERTICAL),
        NWidget(NWID_SPACER), SetMinimalSize(0, 24), SetFill(0, 1),
        NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, WID_GRAPH_ENABLE_CARGOES), SetStringTip(STR_GRAPH_CARGO_ENABLE_ALL, STR_GRAPH_CARGO_TOOLTIP_ENABLE_ALL), SetFill(1, 0),
        NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, WID_GRAPH_DISABLE_CARGOES), SetStringTip(STR_GRAPH_CARGO_DISABLE_ALL, STR_GRAPH_CARGO_TOOLTIP_DISABLE_ALL), SetFill(1, 0),
        NWidget(NWID_SPACER), SetMinimalSize(0, 4),
        NWidget(NWID_HORIZONTAL),
          NWidget(WWT_MATRIX, COLOUR_BROWN, WID_GRAPH_MATRIX), SetFill(1, 0), SetResize(0, 2), SetMatrixDataTip(1, 0, STR_GRAPH_CARGO_PAYMENT_TOGGLE_CARGO), SetScrollbar(WID_GRAPH_MATRIX_SCROLLBAR),
          NWidget(NWID_VSCROLLBAR, COLOUR_BROWN, WID_GRAPH_MATRIX_SCROLLBAR),
        EndContainer(),
        NWidget(NWID_SPACER), SetMinimalSize(0, 24), SetFill(0, 1),
      EndContainer(),
      NWidget(NWID_SPACER), SetMinimalSize(5, 0), SetFill(0, 1), SetResize(0, 1),
    EndContainer(),
    NWidget(NWID_HORIZONTAL),
      NWidget(WWT_TEXT, INVALID_COLOUR, WID_GRAPH_FOOTER), SetFill(1, 0), SetResize(1, 0), SetPadding(2, 0, 2, 0), SetTextStyle(TC_BLACK, FS_SMALL), SetAlignment(SA_CENTER),
      NWidget(WWT_RESIZEBOX, COLOUR_BROWN, WID_GRAPH_RESIZE), SetResizeWidgetTypeTip(RWV_HIDE_BEVEL, STR_TOOLTIP_RESIZE),
    EndContainer(),
  EndContainer(),
};
 
static WindowDesc _cargo_payment_rates_desc(
  WDP_AUTO, "graph_cargo_payment_rates", 0, 0,
  WC_PAYMENT_RATES, WC_NONE,
  {},
  _nested_cargo_payment_rates_widgets
);
 
 
void ShowCargoPaymentRates()
{
  AllocateWindowDescFront<PaymentRatesGraphWindow>(_cargo_payment_rates_desc, 0);
}
 
/*****************************/
/* PERFORMANCE RATING DETAIL */
/*****************************/
 
struct PerformanceRatingDetailWindow : Window {
  static CompanyID company;
  int timeout = 0;
  uint score_info_left = 0;
  uint score_info_right = 0;
  uint bar_left = 0;
  uint bar_right = 0;
  uint bar_width = 0;
  uint bar_height = 0;
  uint score_detail_left = 0;
  uint score_detail_right = 0;
 
  PerformanceRatingDetailWindow(WindowDesc &desc, WindowNumber window_number) : Window(desc)
  {
    this->UpdateCompanyStats();
 
    this->InitNested(window_number);
    this->OnInvalidateData(CompanyID::Invalid().base());
  }
 
  void UpdateCompanyStats()
  {
    /* Update all company stats with the current data
     * (this is because _score_info is not saved to a savegame) */
    for (Company *c : Company::Iterate()) {
      UpdateCompanyRatingAndValue(c, false);
    }
 
    this->timeout = Ticks::DAY_TICKS * 5;
  }
 
  void UpdateWidgetSize(WidgetID widget, Dimension &size, [[maybe_unused]] const Dimension &padding, [[maybe_unused]] Dimension &fill, [[maybe_unused]] Dimension &resize) override
  {
    switch (widget) {
      case WID_PRD_SCORE_FIRST:
        this->bar_height = GetCharacterHeight(FS_NORMAL) + WidgetDimensions::scaled.fullbevel.Vertical();
        size.height = this->bar_height + WidgetDimensions::scaled.matrix.Vertical();
 
        uint score_info_width = 0;
        for (ScoreID i = ScoreID::Begin; i < ScoreID::End; i++) {
          score_info_width = std::max(score_info_width, GetStringBoundingBox(STR_PERFORMANCE_DETAIL_VEHICLES + to_underlying(i)).width);
        }
        score_info_width += GetStringBoundingBox(GetString(STR_JUST_COMMA, GetParamMaxValue(1000))).width + WidgetDimensions::scaled.hsep_wide;
 
        this->bar_width = GetStringBoundingBox(GetString(STR_PERFORMANCE_DETAIL_PERCENT, GetParamMaxValue(100))).width + WidgetDimensions::scaled.hsep_indent * 2; // 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 (GetCurrency().rate < 1000) max /= GetCurrency().rate;
        uint score_detail_width = GetStringBoundingBox(GetString(STR_PERFORMANCE_DETAIL_AMOUNT_CURRENCY, max, max)).width;
 
        size.width = WidgetDimensions::scaled.frametext.Horizontal() + score_info_width + WidgetDimensions::scaled.hsep_wide + this->bar_width + WidgetDimensions::scaled.hsep_wide + score_detail_width;
        uint left  = WidgetDimensions::scaled.frametext.left;
        uint right = size.width - WidgetDimensions::scaled.frametext.right;
 
        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) + WidgetDimensions::scaled.hsep_wide;
        this->bar_right = this->bar_left + this->bar_width - 1;
        break;
    }
  }
 
  void DrawWidget(const Rect &r, WidgetID widget) const override
  {
    /* No need to draw when there's nothing to draw */
    if (this->company == CompanyID::Invalid()) 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);
      Dimension sprite_size = GetSpriteSize(SPR_COMPANY_ICON);
      DrawCompanyIcon(cid, CentreBounds(r.left, r.right, sprite_size.width), CentreBounds(r.top, r.bottom, sprite_size.height));
      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 */
    PixelColour colour_done = GetColourGradient(COLOUR_GREEN, SHADE_NORMAL);
    PixelColour colour_notdone = GetColourGradient(COLOUR_RED, SHADE_NORMAL);
 
    /* Draw all the score parts */
    int64_t val    = _score_part[company][score_type];
    int64_t needed = _score_info[score_type].needed;
    int   score  = _score_info[score_type].score;
 
    /* ScoreID::Total has its own rules ;) */
    if (score_type == ScoreID::Total) {
      for (ScoreID i = ScoreID::Begin; i < ScoreID::End; i++) score += _score_info[i].score;
      needed = SCORE_MAX;
    }
 
    uint bar_top  = CentreBounds(r.top, r.bottom, this->bar_height);
    uint text_top = CentreBounds(r.top, r.bottom, GetCharacterHeight(FS_NORMAL));
 
    DrawString(this->score_info_left, this->score_info_right, text_top, STR_PERFORMANCE_DETAIL_VEHICLES + to_underlying(score_type));
 
    /* Draw the score */
    DrawString(this->score_info_left, this->score_info_right, text_top, GetString(STR_JUST_COMMA, score), TC_BLACK, SA_RIGHT);
 
    /* Calculate the %-bar */
    uint x = Clamp<int64_t>(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 - 1, rtl ? colour_notdone : colour_done);
    if (x != this->bar_right) GfxFillRect(x,              bar_top, this->bar_right, bar_top + this->bar_height - 1, rtl ? colour_done : colour_notdone);
 
    /* Draw it */
    DrawString(this->bar_left, this->bar_right, text_top, GetString(STR_PERFORMANCE_DETAIL_PERCENT, Clamp<int64_t>(val, 0, needed) * 100 / needed), TC_FROMSTRING, SA_HOR_CENTER);
 
    /* ScoreID::Loan is inverted */
    if (score_type == ScoreID::Loan) val = needed - val;
 
    /* Draw the amount we have against what is needed
     * For some of them it is in currency format */
    switch (score_type) {
      case ScoreID::MinProfit:
      case ScoreID::MinIncome:
      case ScoreID::MaxIncome:
      case ScoreID::Money:
      case ScoreID::Loan:
        DrawString(this->score_detail_left, this->score_detail_right, text_top, GetString(STR_PERFORMANCE_DETAIL_AMOUNT_CURRENCY, val, needed));
        break;
      default:
        DrawString(this->score_detail_left, this->score_detail_right, text_top, GetString(STR_PERFORMANCE_DETAIL_AMOUNT_INT, val, needed));
        break;
    }
  }
 
  void OnClick([[maybe_unused]] Point pt, WidgetID widget, [[maybe_unused]] int click_count) override
  {
    /* 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(WID_PRD_COMPANY_FIRST + this->company);
        this->company = (CompanyID)(widget - WID_PRD_COMPANY_FIRST);
        this->LowerWidget(WID_PRD_COMPANY_FIRST + this->company);
        this->SetDirty();
      }
    }
  }
 
  void OnGameTick() override
  {
    /* Update the company score every 5 days */
    if (--this->timeout == 0) {
      this->UpdateCompanyStats();
      this->SetDirty();
    }
  }

  void OnInvalidateData([[maybe_unused]] int data = 0, [[maybe_unused]] bool gui_scope = true) override
  {
    if (!gui_scope) return;
    /* Disable the companies who are not active */
    for (CompanyID i = CompanyID::Begin(); i < MAX_COMPANIES; ++i) {
      this->SetWidgetDisabledState(WID_PRD_COMPANY_FIRST + i, !Company::IsValidID(i));
    }
 
    /* Check if the currently selected company is still active. */
    if (this->company != CompanyID::Invalid() && !Company::IsValidID(this->company)) {
      /* Raise the widget for the previous selection. */
      this->RaiseWidget(WID_PRD_COMPANY_FIRST + this->company);
      this->company = CompanyID::Invalid();
    }
 
    if (this->company == CompanyID::Invalid()) {
      for (const Company *c : Company::Iterate()) {
        this->company = c->index;
        break;
      }
    }
 
    /* Make sure the widget is lowered */
    if (this->company != CompanyID::Invalid()) {
      this->LowerWidget(WID_PRD_COMPANY_FIRST + this->company);
    }
  }
};
 
CompanyID PerformanceRatingDetailWindow::company = CompanyID::Invalid();
 
/*******************************/
/* INDUSTRY PRODUCTION HISTORY */
/*******************************/
 
struct IndustryProductionGraphWindow : BaseCargoGraphWindow {
  static inline constexpr StringID RANGE_LABELS[] = {
    STR_GRAPH_INDUSTRY_RANGE_PRODUCED,
    STR_GRAPH_INDUSTRY_RANGE_TRANSPORTED,
    STR_GRAPH_INDUSTRY_RANGE_DELIVERED,
    STR_GRAPH_INDUSTRY_RANGE_WAITING,
  };
 
  static inline CargoTypes excluded_cargo_types{};
 
  IndustryProductionGraphWindow(WindowDesc &desc, WindowNumber window_number) :
      BaseCargoGraphWindow(desc, STR_JUST_COMMA)
  {
    this->num_on_x_axis = GRAPH_NUM_MONTHS;
    this->num_vert_lines = GRAPH_NUM_MONTHS;
    this->month_increment = 1;
    this->x_values_increment = ECONOMY_MONTH_MINUTES;
    this->draw_dates = !TimerGameEconomy::UsingWallclockUnits();
    this->ranges = RANGE_LABELS;
 
    const Industry *i = Industry::Get(window_number);
    if (!i->IsCargoProduced()) this->masked_range = (1U << 0) | (1U << 1);
    if (!i->IsCargoAccepted()) this->masked_range = (1U << 2) | (1U << 3);
 
    this->InitializeWindow(window_number);
  }
 
  void OnInit() override
  {
    this->BaseCargoGraphWindow::OnInit();
 
    this->scales = TimerGameEconomy::UsingWallclockUnits() ? MONTHLY_SCALE_WALLCLOCK : MONTHLY_SCALE_CALENDAR;
  }
 
  CargoTypes GetCargoTypes(WindowNumber window_number) const override
  {
    CargoTypes cargo_types{};
    const Industry *i = Industry::Get(window_number);
    for (const auto &a : i->accepted) {
      if (IsValidCargoType(a.cargo)) SetBit(cargo_types, a.cargo);
    }
    for (const auto &p : i->produced) {
      if (IsValidCargoType(p.cargo)) SetBit(cargo_types, p.cargo);
    }
    return cargo_types;
  }
 
  CargoTypes &GetExcludedCargoTypes() const override
  {
    return IndustryProductionGraphWindow::excluded_cargo_types;
  }
 
  std::string GetWidgetString(WidgetID widget, StringID stringid) const override
  {
    if (widget == WID_GRAPH_CAPTION) return GetString(STR_GRAPH_INDUSTRY_CAPTION, this->window_number);
 
    return this->Window::GetWidgetString(widget, stringid);
  }
 
  void UpdateStatistics(bool initialize) override
  {
    int mo = (TimerGameEconomy::month / this->month_increment - this->num_vert_lines) * this->month_increment;
    auto yr = TimerGameEconomy::year;
    while (mo < 0) {
      yr--;
      mo += 12;
    }
 
    if (!initialize && this->excluded_data == this->GetExcludedCargoTypes() && this->num_on_x_axis == this->num_vert_lines && this->year == yr && this->month == mo) {
      /* There's no reason to get new stats */
      return;
    }
 
    this->excluded_data = this->GetExcludedCargoTypes();
    this->year = yr;
    this->month = mo;
 
    const Industry *i = Industry::Get(this->window_number);
 
    this->data.clear();
    this->data.reserve(
      2 * std::ranges::count_if(i->produced, &IsValidCargoType, &Industry::ProducedCargo::cargo) +
      2 * std::ranges::count_if(i->accepted, &IsValidCargoType, &Industry::AcceptedCargo::cargo));
 
    for (const auto &p : i->produced) {
      if (!IsValidCargoType(p.cargo)) continue;
      const CargoSpec *cs = CargoSpec::Get(p.cargo);
 
      DataSet &produced = this->data.emplace_back();
      produced.colour = cs->legend_colour;
      produced.exclude_bit = cs->Index();
      produced.range_bit = 0;
 
      DataSet &transported = this->data.emplace_back();
      transported.colour = cs->legend_colour;
      transported.exclude_bit = cs->Index();
      transported.range_bit = 1;
      transported.dash = 2;
 
      FillFromHistory<GRAPH_NUM_MONTHS>(p.history, i->valid_history, *this->scales[this->selected_scale].history_range,
        Filler{{produced}, &Industry::ProducedHistory::production},
        Filler{{transported}, &Industry::ProducedHistory::transported});
    }
 
    for (const auto &a : i->accepted) {
      if (!IsValidCargoType(a.cargo)) continue;
      const CargoSpec *cs = CargoSpec::Get(a.cargo);
 
      DataSet &accepted = this->data.emplace_back();
      accepted.colour = cs->legend_colour;
      accepted.exclude_bit = cs->Index();
      accepted.range_bit = 2;
      accepted.dash = 1;
 
      DataSet &waiting = this->data.emplace_back();
      waiting.colour = cs->legend_colour;
      waiting.exclude_bit = cs->Index();
      waiting.range_bit = 3;
      waiting.dash = 4;
 
      FillFromHistory<GRAPH_NUM_MONTHS>(a.history.get(), i->valid_history, *this->scales[this->selected_scale].history_range,
        Filler{{accepted}, &Industry::AcceptedHistory::accepted},
        Filler{{waiting}, &Industry::AcceptedHistory::waiting});
    }
 
    this->SetDirty();
  }
};
 
static constexpr std::initializer_list<NWidgetPart> _nested_industry_production_widgets = {
  NWidget(NWID_HORIZONTAL),
    NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    NWidget(WWT_CAPTION, COLOUR_BROWN, WID_GRAPH_CAPTION),
    NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    NWidget(WWT_DEFSIZEBOX, COLOUR_BROWN),
    NWidget(WWT_STICKYBOX, COLOUR_BROWN),
  EndContainer(),
  NWidget(WWT_PANEL, COLOUR_BROWN, WID_GRAPH_BACKGROUND), SetMinimalSize(568, 128),
    NWidget(NWID_HORIZONTAL),
      NWidget(WWT_EMPTY, INVALID_COLOUR, WID_GRAPH_GRAPH), SetMinimalSize(495, 0), SetFill(1, 1), SetResize(1, 1),
      NWidget(NWID_VERTICAL),
        NWidget(NWID_SPACER), SetMinimalSize(0, 24), SetFill(0, 1),
        NWidget(WWT_MATRIX, COLOUR_BROWN, WID_GRAPH_RANGE_MATRIX), SetFill(1, 0), SetResize(0, 0), SetMatrixDataTip(1, 0, STR_GRAPH_TOGGLE_RANGE),
        NWidget(NWID_SPACER), SetMinimalSize(0, 4),
        NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, WID_GRAPH_ENABLE_CARGOES), SetStringTip(STR_GRAPH_CARGO_ENABLE_ALL, STR_GRAPH_CARGO_TOOLTIP_ENABLE_ALL), SetFill(1, 0),
        NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, WID_GRAPH_DISABLE_CARGOES), SetStringTip(STR_GRAPH_CARGO_DISABLE_ALL, STR_GRAPH_CARGO_TOOLTIP_DISABLE_ALL), SetFill(1, 0),
        NWidget(NWID_SPACER), SetMinimalSize(0, 4),
        NWidget(NWID_HORIZONTAL),
          NWidget(WWT_MATRIX, COLOUR_BROWN, WID_GRAPH_MATRIX), SetFill(1, 0), SetResize(0, 2), SetMatrixDataTip(1, 0, STR_GRAPH_CARGO_PAYMENT_TOGGLE_CARGO), SetScrollbar(WID_GRAPH_MATRIX_SCROLLBAR),
          NWidget(NWID_VSCROLLBAR, COLOUR_BROWN, WID_GRAPH_MATRIX_SCROLLBAR),
        EndContainer(),
        NWidget(NWID_SPACER), SetMinimalSize(0, 4),
        NWidget(WWT_MATRIX, COLOUR_BROWN, WID_GRAPH_SCALE_MATRIX), SetFill(1, 0), SetResize(0, 0), SetMatrixDataTip(1, 0, STR_GRAPH_SELECT_SCALE),
        NWidget(NWID_SPACER), SetMinimalSize(0, 24), SetFill(0, 1),
      EndContainer(),
      NWidget(NWID_SPACER), SetMinimalSize(5, 0), SetFill(0, 1), SetResize(0, 1),
    EndContainer(),
    NWidget(NWID_HORIZONTAL),
      NWidget(WWT_TEXT, INVALID_COLOUR, WID_GRAPH_FOOTER), SetFill(1, 0), SetResize(1, 0), SetPadding(2, 0, 2, 0), SetTextStyle(TC_BLACK, FS_SMALL), SetAlignment(SA_CENTER),
      NWidget(WWT_RESIZEBOX, COLOUR_BROWN, WID_GRAPH_RESIZE), SetResizeWidgetTypeTip(RWV_HIDE_BEVEL, STR_TOOLTIP_RESIZE),
    EndContainer(),
  EndContainer(),
};
 
static WindowDesc _industry_production_desc(
  WDP_AUTO, "graph_industry_production", 0, 0,
  WC_INDUSTRY_PRODUCTION, WC_INDUSTRY_VIEW,
  {},
  _nested_industry_production_widgets
);
 
void ShowIndustryProductionGraph(WindowNumber window_number)
{
  AllocateWindowDescFront<IndustryProductionGraphWindow>(_industry_production_desc, window_number);
}
 
struct TownCargoGraphWindow : BaseCargoGraphWindow {
  static inline constexpr StringID RANGE_LABELS[] = {
    STR_GRAPH_TOWN_RANGE_PRODUCED,
    STR_GRAPH_TOWN_RANGE_TRANSPORTED,
  };
 
  static inline CargoTypes excluded_cargo_types{};
 
  TownCargoGraphWindow(WindowDesc &desc, WindowNumber window_number) : BaseCargoGraphWindow(desc, STR_JUST_COMMA)
  {
    this->num_on_x_axis = GRAPH_NUM_MONTHS;
    this->num_vert_lines = GRAPH_NUM_MONTHS;
    this->month_increment = 1;
    this->x_values_increment = ECONOMY_MONTH_MINUTES;
    this->draw_dates = !TimerGameEconomy::UsingWallclockUnits();
    this->ranges = RANGE_LABELS;
 
    this->InitializeWindow(window_number);
  }
 
  void OnInit() override
  {
    this->BaseCargoGraphWindow::OnInit();
 
    this->scales = TimerGameEconomy::UsingWallclockUnits() ? MONTHLY_SCALE_WALLCLOCK : MONTHLY_SCALE_CALENDAR;
  }
 
  CargoTypes GetCargoTypes(WindowNumber window_number) const override
  {
    CargoTypes cargo_types{};
    const Town *t = Town::Get(window_number);
    for (const auto &s : t->supplied) {
      if (IsValidCargoType(s.cargo)) SetBit(cargo_types, s.cargo);
    }
    return cargo_types;
  }
 
  CargoTypes &GetExcludedCargoTypes() const override
  {
    return TownCargoGraphWindow::excluded_cargo_types;
  }
 
  std::string GetWidgetString(WidgetID widget, StringID stringid) const override
  {
    if (widget == WID_GRAPH_CAPTION) return GetString(STR_GRAPH_TOWN_CARGO_CAPTION, this->window_number);
 
    return this->Window::GetWidgetString(widget, stringid);
  }
 
  void UpdateStatistics(bool initialize) override
  {
    int mo = (TimerGameEconomy::month / this->month_increment - this->num_vert_lines) * this->month_increment;
    auto yr = TimerGameEconomy::year;
    while (mo < 0) {
      yr--;
      mo += 12;
    }
 
    if (!initialize && this->excluded_data == this->GetExcludedCargoTypes() && this->num_on_x_axis == this->num_vert_lines && this->year == yr && this->month == mo) {
      /* There's no reason to get new stats */
      return;
    }
 
    this->excluded_data = this->GetExcludedCargoTypes();
    this->year = yr;
    this->month = mo;
 
    const Town *t = Town::Get(this->window_number);
 
    this->data.clear();
    this->data.reserve(
      2 * std::ranges::count_if(t->supplied, &IsValidCargoType, &Town::SuppliedCargo::cargo));
 
    for (const auto &s : t->supplied) {
      if (!IsValidCargoType(s.cargo)) continue;
      const CargoSpec *cs = CargoSpec::Get(s.cargo);
 
      DataSet &produced = this->data.emplace_back();
      produced.colour = cs->legend_colour;
      produced.exclude_bit = cs->Index();
      produced.range_bit = 0;
 
      DataSet &transported = this->data.emplace_back();
      transported.colour = cs->legend_colour;
      transported.exclude_bit = cs->Index();
      transported.range_bit = 1;
      transported.dash = 2;
 
      FillFromHistory<GRAPH_NUM_MONTHS>(s.history, t->valid_history, *this->scales[this->selected_scale].history_range,
        Filler{{produced}, &Town::SuppliedHistory::production},
        Filler{{transported}, &Town::SuppliedHistory::transported});
    }
 
    this->SetDirty();
  }
};
 
static constexpr std::initializer_list<NWidgetPart> _nested_town_cargo_graph_widgets = {
  NWidget(NWID_HORIZONTAL),
    NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    NWidget(WWT_CAPTION, COLOUR_BROWN, WID_GRAPH_CAPTION),
    NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    NWidget(WWT_DEFSIZEBOX, COLOUR_BROWN),
    NWidget(WWT_STICKYBOX, COLOUR_BROWN),
  EndContainer(),
  NWidget(WWT_PANEL, COLOUR_BROWN, WID_GRAPH_BACKGROUND), SetMinimalSize(568, 128),
    NWidget(NWID_HORIZONTAL),
      NWidget(WWT_EMPTY, INVALID_COLOUR, WID_GRAPH_GRAPH), SetMinimalSize(495, 0), SetFill(1, 1), SetResize(1, 1),
      NWidget(NWID_VERTICAL),
        NWidget(NWID_SPACER), SetMinimalSize(0, 24), SetFill(0, 1),
        NWidget(WWT_MATRIX, COLOUR_BROWN, WID_GRAPH_RANGE_MATRIX), SetFill(1, 0), SetResize(0, 0), SetMatrixDataTip(1, 0, STR_GRAPH_CARGO_PAYMENT_TOGGLE_CARGO),
        NWidget(NWID_SPACER), SetMinimalSize(0, 4),
        NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, WID_GRAPH_ENABLE_CARGOES), SetStringTip(STR_GRAPH_CARGO_ENABLE_ALL, STR_GRAPH_CARGO_TOOLTIP_ENABLE_ALL), SetFill(1, 0),
        NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, WID_GRAPH_DISABLE_CARGOES), SetStringTip(STR_GRAPH_CARGO_DISABLE_ALL, STR_GRAPH_CARGO_TOOLTIP_DISABLE_ALL), SetFill(1, 0),
        NWidget(NWID_SPACER), SetMinimalSize(0, 4),
        NWidget(NWID_HORIZONTAL),
          NWidget(WWT_MATRIX, COLOUR_BROWN, WID_GRAPH_MATRIX), SetFill(1, 0), SetResize(0, 2), SetMatrixDataTip(1, 0, STR_GRAPH_CARGO_PAYMENT_TOGGLE_CARGO), SetScrollbar(WID_GRAPH_MATRIX_SCROLLBAR),
          NWidget(NWID_VSCROLLBAR, COLOUR_BROWN, WID_GRAPH_MATRIX_SCROLLBAR),
        EndContainer(),
        NWidget(NWID_SPACER), SetMinimalSize(0, 4),
        NWidget(WWT_MATRIX, COLOUR_BROWN, WID_GRAPH_SCALE_MATRIX), SetFill(1, 0), SetResize(0, 0), SetMatrixDataTip(1, 0, STR_GRAPH_CARGO_PAYMENT_TOGGLE_CARGO),
        NWidget(NWID_SPACER), SetMinimalSize(0, 24), SetFill(0, 1),
      EndContainer(),
      NWidget(NWID_SPACER), SetMinimalSize(5, 0), SetFill(0, 1), SetResize(0, 1),
    EndContainer(),
    NWidget(NWID_HORIZONTAL),
      NWidget(WWT_TEXT, INVALID_COLOUR, WID_GRAPH_FOOTER), SetFill(1, 0), SetResize(1, 0), SetPadding(2, 0, 2, 0), SetTextStyle(TC_BLACK, FS_SMALL), SetAlignment(SA_CENTER),
      NWidget(WWT_RESIZEBOX, COLOUR_BROWN, WID_GRAPH_RESIZE), SetResizeWidgetTypeTip(RWV_HIDE_BEVEL, STR_TOOLTIP_RESIZE),
    EndContainer(),
  EndContainer(),
};
 
static WindowDesc _town_cargo_graph_desc(
  WDP_AUTO, "graph_town_cargo", 0, 0,
  WC_TOWN_CARGO_GRAPH, WC_TOWN_VIEW,
  {},
  _nested_town_cargo_graph_widgets
);
 
void ShowTownCargoGraph(WindowNumber window_number)
{
  AllocateWindowDescFront<TownCargoGraphWindow>(_town_cargo_graph_desc, window_number);
}

static std::unique_ptr<NWidgetBase> MakePerformanceDetailPanels()
{
  auto realtime = TimerGameEconomy::UsingWallclockUnits();
  const StringID performance_tips[] = {
    realtime ? STR_PERFORMANCE_DETAIL_VEHICLES_TOOLTIP_PERIODS : STR_PERFORMANCE_DETAIL_VEHICLES_TOOLTIP_YEARS,
    STR_PERFORMANCE_DETAIL_STATIONS_TOOLTIP,
    realtime ? STR_PERFORMANCE_DETAIL_MIN_PROFIT_TOOLTIP_PERIODS : STR_PERFORMANCE_DETAIL_MIN_PROFIT_TOOLTIP_YEARS,
    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,
  };
 
  static_assert(lengthof(performance_tips) == to_underlying(ScoreID::End));
 
  auto vert = std::make_unique<NWidgetVertical>(NWidContainerFlag::EqualSize);
  for (WidgetID widnum = WID_PRD_SCORE_FIRST; widnum <= WID_PRD_SCORE_LAST; widnum++) {
    auto panel = std::make_unique<NWidgetBackground>(WWT_PANEL, COLOUR_BROWN, widnum);
    panel->SetFill(1, 1);
    panel->SetToolTip(performance_tips[widnum - WID_PRD_SCORE_FIRST]);
    vert->Add(std::move(panel));
  }
  return vert;
}

std::unique_ptr<NWidgetBase> MakeCompanyButtonRowsGraphGUI()
{
  return MakeCompanyButtonRows(WID_PRD_COMPANY_FIRST, WID_PRD_COMPANY_LAST, COLOUR_BROWN, 8, STR_PERFORMANCE_DETAIL_SELECT_COMPANY_TOOLTIP);
}
 
static constexpr std::initializer_list<NWidgetPart> _nested_performance_rating_detail_widgets = {
  NWidget(NWID_HORIZONTAL),
    NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    NWidget(WWT_CAPTION, COLOUR_BROWN), SetStringTip(STR_PERFORMANCE_DETAIL, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    NWidget(WWT_STICKYBOX, COLOUR_BROWN),
  EndContainer(),
  NWidget(WWT_PANEL, COLOUR_BROWN),
    NWidgetFunction(MakeCompanyButtonRowsGraphGUI), SetPadding(2),
  EndContainer(),
  NWidgetFunction(MakePerformanceDetailPanels),
};
 
static WindowDesc _performance_rating_detail_desc(
  WDP_AUTO, "league_details", 0, 0,
  WC_PERFORMANCE_DETAIL, WC_NONE,
  {},
  _nested_performance_rating_detail_widgets
);
 
void ShowPerformanceRatingDetail()
{
  AllocateWindowDescFront<PerformanceRatingDetailWindow>(_performance_rating_detail_desc, 0);
}
 
void InitializeGraphGui()
{
  _legend_excluded_companies = CompanyMask{};
  PaymentRatesGraphWindow::excluded_cargo_types = {};
  IndustryProductionGraphWindow::excluded_cargo_types = {};
}