vehicle_gui_base.h

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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/>.
 */
 
#ifndef VEHICLE_GUI_BASE_H
#define VEHICLE_GUI_BASE_H
 
#include "core/smallvec_type.hpp"
#include "date_type.h"
#include "economy_type.h"
#include "sortlist_type.h"
#include "vehiclelist.h"
#include "window_gui.h"
#include "widgets/dropdown_type.h"
 
#include <iterator>
 
typedef GUIList<const Vehicle*> GUIVehicleList;
 
struct GUIVehicleGroup {
  VehicleList::const_iterator vehicles_begin;    
  VehicleList::const_iterator vehicles_end;      
  Money display_profit_this_year;                
  Money display_profit_last_year;                
  Date age;                                      
 
  GUIVehicleGroup(VehicleList::const_iterator vehicles_begin, VehicleList::const_iterator vehicles_end, Money display_profit_this_year, Money display_profit_last_year, Date age)
    : vehicles_begin(vehicles_begin), vehicles_end(vehicles_end), display_profit_this_year(display_profit_this_year), display_profit_last_year(display_profit_last_year), age(age) {}
 
  std::ptrdiff_t NumVehicles() const
  {
    return std::distance(vehicles_begin, vehicles_end);
  }
  const Vehicle *GetSingleVehicle() const
  {
    assert(NumVehicles() == 1);
    return vehicles_begin[0];
  }
};
 
typedef GUIList<GUIVehicleGroup> GUIVehicleGroupList;
 
struct BaseVehicleListWindow : public Window {
 
  enum GroupBy : byte {
    GB_NONE,
    GB_SHARED_ORDERS,
 
    GB_END,
  };
 
  GroupBy grouping;                         
  VehicleList vehicles;                     
  GUIVehicleGroupList vehgroups;            
  Listing *sorting;                         
  byte unitnumber_digits;                   
  Scrollbar *vscroll;
  VehicleListIdentifier vli;                
 
  typedef GUIVehicleGroupList::SortFunction VehicleGroupSortFunction;
  typedef GUIVehicleList::SortFunction VehicleIndividualSortFunction;
 
  enum ActionDropdownItem {
    ADI_REPLACE,
    ADI_SERVICE,
    ADI_DEPOT,
    ADI_ADD_SHARED,
    ADI_REMOVE_ALL,
  };
 
  static const StringID vehicle_depot_name[];
  static const StringID vehicle_group_by_names[];
  static const StringID vehicle_group_none_sorter_names[];
  static const StringID vehicle_group_shared_orders_sorter_names[];
  static VehicleGroupSortFunction * const vehicle_group_none_sorter_funcs[];
  static VehicleGroupSortFunction * const vehicle_group_shared_orders_sorter_funcs[];
 
  BaseVehicleListWindow(WindowDesc *desc, WindowNumber wno);
 
  void UpdateSortingFromGrouping();
 
  void DrawVehicleListItems(VehicleID selected_vehicle, int line_height, const Rect &r) const;
  void UpdateVehicleGroupBy(GroupBy group_by);
  void SortVehicleList();
  void BuildVehicleList();
  Dimension GetActionDropdownSize(bool show_autoreplace, bool show_group);
  DropDownList BuildActionDropdownList(bool show_autoreplace, bool show_group);
 
  const StringID *GetVehicleSorterNames()
  {
    switch (this->grouping) {
      case GB_NONE:
        return vehicle_group_none_sorter_names;
      case GB_SHARED_ORDERS:
        return vehicle_group_shared_orders_sorter_names;
      default:
        NOT_REACHED();
    }
  }
 
  VehicleGroupSortFunction * const *GetVehicleSorterFuncs()
  {
    switch (this->grouping) {
      case GB_NONE:
        return vehicle_group_none_sorter_funcs;
      case GB_SHARED_ORDERS:
        return vehicle_group_shared_orders_sorter_funcs;
      default:
        NOT_REACHED();
    }
  }
};
 
uint GetVehicleListHeight(VehicleType type, uint divisor = 1);
 
struct Sorting {
  Listing aircraft;
  Listing roadveh;
  Listing ship;
  Listing train;
};
 
extern BaseVehicleListWindow::GroupBy _grouping[VLT_END][VEH_COMPANY_END];
extern Sorting _sorting[BaseVehicleListWindow::GB_END];
 
#endif /* VEHICLE_GUI_BASE_H */