league_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 <http://www.gnu.org/licenses/>.
 */
 
#include "stdafx.h"
#include "league_gui.h"
#include "company_base.h"
#include "company_gui.h"
#include "gui.h"
#include "industry.h"
#include "league_base.h"
#include "sortlist_type.h"
#include "story_base.h"
#include "strings_func.h"
#include "tile_map.h"
#include "town.h"
#include "viewport_func.h"
#include "window_gui.h"
 
#include "widgets/league_widget.h"
 
#include "table/strings.h"
#include "table/sprites.h"
 
#include "safeguards.h"
 
 
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[std::min(value, 1000u) >> 6];
}
 
class PerformanceLeagueWindow : public Window {
private:
  GUIList<const Company *> companies;
  uint ordinal_width; 
  uint text_width;    
  int line_height;    
  Dimension icon;     
 
  void BuildCompanyList()
  {
    if (!this->companies.NeedRebuild()) return;
 
    this->companies.clear();
    this->companies.reserve(Company::GetNumItems());
 
    for (const Company *c : Company::Iterate()) {
      this->companies.push_back(c);
    }
 
    this->companies.RebuildDone();
  }
 
  static bool PerformanceSorter(const Company * const &c1, const Company * const &c2)
  {
    return c2->old_economy[0].performance_history < c1->old_economy[0].performance_history;
  }
 
public:
  PerformanceLeagueWindow(WindowDesc &desc, WindowNumber window_number) : Window(desc)
  {
    this->InitNested(window_number);
    this->companies.ForceRebuild();
    this->companies.NeedResort();
  }
 
  void OnPaint() override
  {
    this->BuildCompanyList();
    this->companies.Sort(&PerformanceSorter);
 
    this->DrawWidgets();
  }
 
  void DrawWidget(const Rect &r, WidgetID widget) const override
  {
    if (widget != WID_PLT_BACKGROUND) return;
 
    Rect ir = r.Shrink(WidgetDimensions::scaled.framerect);
    int icon_y_offset = (this->line_height - this->icon.height) / 2;
    int text_y_offset = (this->line_height - GetCharacterHeight(FS_NORMAL)) / 2;
 
    bool rtl = _current_text_dir == TD_RTL;
    Rect ordinal = ir.WithWidth(this->ordinal_width, rtl);
    uint icon_left = ir.Indent(rtl ? this->text_width : this->ordinal_width, rtl).left;
    Rect text    = ir.WithWidth(this->text_width, !rtl);
 
    for (uint i = 0; i != this->companies.size(); i++) {
      const Company *c = this->companies[i];
      SetDParam(0, i + 1);
      DrawString(ordinal.left, ordinal.right, ir.top + text_y_offset, STR_COMPANY_LEAGUE_COMPANY_RANK);
 
      DrawCompanyIcon(c->index, icon_left, ir.top + 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, ir.top + text_y_offset, STR_COMPANY_LEAGUE_COMPANY_NAME);
      ir.top += this->line_height;
    }
  }
 
  void UpdateWidgetSize(WidgetID widget, Dimension &size, [[maybe_unused]] const Dimension &padding, [[maybe_unused]] Dimension &fill, [[maybe_unused]] Dimension &resize) override
  {
    if (widget != WID_PLT_BACKGROUND) return;
 
    this->ordinal_width = 0;
    for (uint i = 0; i < MAX_COMPANIES; i++) {
      SetDParam(0, i + 1);
      this->ordinal_width = std::max(this->ordinal_width, GetStringBoundingBox(STR_COMPANY_LEAGUE_COMPANY_RANK).width);
    }
    this->ordinal_width += WidgetDimensions::scaled.hsep_wide; // Keep some extra spacing
 
    uint widest_width = 0;
    StringID widest_title = STR_NULL;
    for (auto title : _performance_titles) {
      uint width = GetStringBoundingBox(title).width;
      if (width > widest_width) {
        widest_title = title;
        widest_width = width;
      }
    }
 
    this->icon = GetSpriteSize(SPR_COMPANY_ICON);
    this->line_height = std::max<int>(this->icon.height + WidgetDimensions::scaled.vsep_normal, GetCharacterHeight(FS_NORMAL));
 
    for (const Company *c : Company::Iterate()) {
      SetDParam(0, c->index);
      SetDParam(1, c->index);
      SetDParam(2, widest_title);
      widest_width = std::max(widest_width, GetStringBoundingBox(STR_COMPANY_LEAGUE_COMPANY_NAME).width);
    }
 
    this->text_width = widest_width + WidgetDimensions::scaled.hsep_indent * 3; // Keep some extra spacing
 
    size.width = WidgetDimensions::scaled.framerect.Horizontal() + this->ordinal_width + this->icon.width + this->text_width + WidgetDimensions::scaled.hsep_wide;
    size.height = this->line_height * MAX_COMPANIES + WidgetDimensions::scaled.framerect.Vertical();
  }
 
  void OnGameTick() override
  {
    if (this->companies.NeedResort()) {
      this->SetDirty();
    }
  }
 
  void OnInvalidateData([[maybe_unused]] int data = 0, [[maybe_unused]] bool gui_scope = true) override
  {
    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 constexpr NWidgetPart _nested_performance_league_widgets[] = {
  NWidget(NWID_HORIZONTAL),
    NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    NWidget(WWT_CAPTION, COLOUR_BROWN), SetDataTip(STR_COMPANY_LEAGUE_TABLE_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    NWidget(WWT_STICKYBOX, COLOUR_BROWN),
  EndContainer(),
  NWidget(WWT_PANEL, COLOUR_BROWN, WID_PLT_BACKGROUND), SetMinimalSize(400, 0), SetMinimalTextLines(15, WidgetDimensions::unscaled.framerect.Vertical()),
  EndContainer(),
};
 
static WindowDesc _performance_league_desc(
  WDP_AUTO, "performance_league", 0, 0,
  WC_COMPANY_LEAGUE, WC_NONE,
  0,
  _nested_performance_league_widgets
);
 
void ShowPerformanceLeagueTable()
{
  AllocateWindowDescFront<PerformanceLeagueWindow>(_performance_league_desc, 0);
}
 
static void HandleLinkClick(Link link)
{
  TileIndex xy;
  switch (link.type) {
    case LT_NONE: return;
 
    case LT_TILE:
      if (!IsValidTile(link.target)) return;
      xy = link.target;
      break;
 
    case LT_INDUSTRY:
      if (!Industry::IsValidID(link.target)) return;
      xy = Industry::Get(link.target)->location.tile;
      break;
 
    case LT_TOWN:
      if (!Town::IsValidID(link.target)) return;
      xy = Town::Get(link.target)->xy;
      break;
 
    case LT_COMPANY:
      ShowCompany((CompanyID)link.target);
      return;
 
    case LT_STORY_PAGE: {
      if (!StoryPage::IsValidID(link.target)) return;
      CompanyID story_company = StoryPage::Get(link.target)->company;
      ShowStoryBook(story_company, link.target);
      return;
    }
 
    default: NOT_REACHED();
  }
 
  if (_ctrl_pressed) {
    ShowExtraViewportWindow(xy);
  } else {
    ScrollMainWindowToTile(xy);
  }
}
 
 
class ScriptLeagueWindow : public Window {
private:
  LeagueTableID table;
  std::vector<std::pair<uint, const LeagueTableElement *>> rows;
  uint rank_width;     
  uint text_width;     
  uint score_width;    
  uint header_height;  
  int line_height;     
  Dimension icon_size; 
  std::string title;
 
  void BuildTable()
  {
    this->rows.clear();
    this->title = std::string{};
    auto lt = LeagueTable::GetIfValid(this->table);
    if (lt == nullptr) return;
 
    /* We store title in the window class so we can safely reference the string later */
    this->title = lt->title;
 
    std::vector<const LeagueTableElement *> elements;
    for (LeagueTableElement *lte : LeagueTableElement::Iterate()) {
      if (lte->table == this->table) {
        elements.push_back(lte);
      }
    }
    std::sort(elements.begin(), elements.end(), [](auto a, auto b) { return a->rating > b->rating; });
 
    /* Calculate rank, companies with the same rating share the ranks */
    uint rank = 0;
    for (uint i = 0; i != elements.size(); i++) {
      auto *lte = elements[i];
      if (i > 0 && elements[i - 1]->rating != lte->rating) rank = i;
      this->rows.emplace_back(rank, lte);
    }
  }
 
public:
  ScriptLeagueWindow(WindowDesc &desc, LeagueTableID table) : Window(desc)
  {
    this->table = table;
    this->BuildTable();
    this->InitNested(table);
  }
 
  void SetStringParameters(WidgetID widget) const override
  {
    if (widget != WID_SLT_CAPTION) return;
    SetDParamStr(0, this->title);
  }
 
  void OnPaint() override
  {
    this->DrawWidgets();
  }
 
  void DrawWidget(const Rect &r, WidgetID widget) const override
  {
    if (widget != WID_SLT_BACKGROUND) return;
 
    auto lt = LeagueTable::GetIfValid(this->table);
    if (lt == nullptr) return;
 
    Rect ir = r.Shrink(WidgetDimensions::scaled.framerect);
 
    if (!lt->header.empty()) {
      SetDParamStr(0, lt->header);
      ir.top = DrawStringMultiLine(ir.left, ir.right, ir.top, UINT16_MAX, STR_JUST_RAW_STRING, TC_BLACK) + WidgetDimensions::scaled.vsep_wide;
    }
 
    int icon_y_offset = (this->line_height - this->icon_size.height) / 2;
    int text_y_offset = (this->line_height - GetCharacterHeight(FS_NORMAL)) / 2;
 
    /* Calculate positions.of the columns */
    bool rtl = _current_text_dir == TD_RTL;
    int spacer = WidgetDimensions::scaled.hsep_wide;
    Rect rank_rect = ir.WithWidth(this->rank_width, rtl);
    Rect icon_rect = ir.Indent(this->rank_width + (rtl ? 0 : spacer), rtl).WithWidth(this->icon_size.width, rtl);
    Rect text_rect = ir.Indent(this->rank_width + spacer + this->icon_size.width, rtl).WithWidth(this->text_width, rtl);
    Rect score_rect = ir.Indent(this->rank_width + 2 * spacer + this->icon_size.width + this->text_width, rtl).WithWidth(this->score_width, rtl);
 
    for (auto [rank, lte] : this->rows) {
      SetDParam(0, rank + 1);
      DrawString(rank_rect.left, rank_rect.right, ir.top + text_y_offset, STR_COMPANY_LEAGUE_COMPANY_RANK);
      if (this->icon_size.width > 0 && lte->company != INVALID_COMPANY) DrawCompanyIcon(lte->company, icon_rect.left, ir.top + icon_y_offset);
      SetDParamStr(0, lte->text);
      DrawString(text_rect.left, text_rect.right, ir.top + text_y_offset, STR_JUST_RAW_STRING, TC_BLACK);
      SetDParamStr(0, lte->score);
      DrawString(score_rect.left, score_rect.right, ir.top + text_y_offset, STR_JUST_RAW_STRING, TC_BLACK, SA_RIGHT);
      ir.top += this->line_height;
    }
 
    if (!lt->footer.empty()) {
      ir.top += WidgetDimensions::scaled.vsep_wide;
      SetDParamStr(0, lt->footer);
      ir.top = DrawStringMultiLine(ir.left, ir.right, ir.top, UINT16_MAX, STR_JUST_RAW_STRING, TC_BLACK);
    }
  }
 
  void UpdateWidgetSize(WidgetID widget, Dimension &size, [[maybe_unused]] const Dimension &padding, [[maybe_unused]] Dimension &fill, [[maybe_unused]] Dimension &resize) override
  {
    if (widget != WID_SLT_BACKGROUND) return;
 
    auto lt = LeagueTable::GetIfValid(this->table);
    if (lt == nullptr) return;
 
    this->icon_size = GetSpriteSize(SPR_COMPANY_ICON);
    this->line_height = std::max<int>(this->icon_size.height + WidgetDimensions::scaled.fullbevel.Vertical(), GetCharacterHeight(FS_NORMAL));
 
    /* Calculate maximum width of every column */
    this->rank_width = this->text_width = this->score_width = 0;
    bool show_icon_column = false;
    for (auto [rank, lte] : this->rows) {
      SetDParam(0, rank + 1);
      this->rank_width = std::max(this->rank_width, GetStringBoundingBox(STR_COMPANY_LEAGUE_COMPANY_RANK).width);
      SetDParamStr(0, lte->text);
      this->text_width = std::max(this->text_width, GetStringBoundingBox(STR_JUST_RAW_STRING).width);
      SetDParamStr(0, lte->score);
      this->score_width = std::max(this->score_width, GetStringBoundingBox(STR_JUST_RAW_STRING).width);
      if (lte->company != INVALID_COMPANY) show_icon_column = true;
    }
 
    if (!show_icon_column) this->icon_size.width = 0;
    else this->icon_size.width += WidgetDimensions::scaled.hsep_wide;
 
    size.width = this->rank_width + this->icon_size.width + this->text_width + this->score_width + WidgetDimensions::scaled.framerect.Horizontal() + WidgetDimensions::scaled.hsep_wide * 2;
    size.height = this->line_height * std::max<uint>(3u, (unsigned)this->rows.size()) + WidgetDimensions::scaled.framerect.Vertical();
 
    if (!lt->header.empty()) {
      SetDParamStr(0, lt->header);
      this->header_height = GetStringHeight(STR_JUST_RAW_STRING, size.width - WidgetDimensions::scaled.framerect.Horizontal()) + WidgetDimensions::scaled.vsep_wide;
      size.height += header_height;
    } else this->header_height = 0;
 
    if (!lt->footer.empty()) {
      SetDParamStr(0, lt->footer);
      size.height += GetStringHeight(STR_JUST_RAW_STRING, size.width - WidgetDimensions::scaled.framerect.Horizontal()) + WidgetDimensions::scaled.vsep_wide;
    }
  }
 
  void OnClick([[maybe_unused]] Point pt, WidgetID widget, [[maybe_unused]] int click_count) override
  {
    if (widget != WID_SLT_BACKGROUND) return;
 
    auto *wid = this->GetWidget<NWidgetResizeBase>(WID_SLT_BACKGROUND);
    int index = (pt.y - WidgetDimensions::scaled.framerect.top - wid->pos_y - this->header_height) / this->line_height;
    if (index >= 0 && (uint)index < this->rows.size()) {
      auto lte = this->rows[index].second;
      HandleLinkClick(lte->link);
    }
  }
 
  void OnInvalidateData([[maybe_unused]] int data = 0, [[maybe_unused]] bool gui_scope = true) override
  {
    this->BuildTable();
    this->ReInit();
  }
};
 
static constexpr NWidgetPart _nested_script_league_widgets[] = {
  NWidget(NWID_HORIZONTAL),
    NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    NWidget(WWT_CAPTION, COLOUR_BROWN, WID_SLT_CAPTION), SetDataTip(STR_JUST_RAW_STRING, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    NWidget(WWT_STICKYBOX, COLOUR_BROWN),
  EndContainer(),
  NWidget(WWT_PANEL, COLOUR_BROWN, WID_SLT_BACKGROUND), SetMinimalSize(400, 0), SetMinimalTextLines(15, WidgetDimensions::unscaled.framerect.Vertical()),
  EndContainer(),
};
 
static WindowDesc _script_league_desc(
  WDP_AUTO, "script_league", 0, 0,
  WC_COMPANY_LEAGUE, WC_NONE,
  0,
  _nested_script_league_widgets
);
 
void ShowScriptLeagueTable(LeagueTableID table)
{
  if (!LeagueTable::IsValidID(table)) return;
  AllocateWindowDescFront<ScriptLeagueWindow>(_script_league_desc, table);
}
 
void ShowFirstLeagueTable()
{
  auto it = LeagueTable::Iterate();
  if (!it.empty()) {
    ShowScriptLeagueTable((*it.begin())->index);
  } else {
    ShowPerformanceLeagueTable();
  }
}