object_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 OBJECT_BASE_H
#define OBJECT_BASE_H
 
#include "core/pool_type.hpp"
#include "object_type.h"
#include "tilearea_type.h"
#include "town_type.h"
#include "timer/timer_game_calendar.h"
 
typedef Pool<Object, ObjectID, 64, 0xFF0000> ObjectPool;
extern ObjectPool _object_pool;
 
struct Object : ObjectPool::PoolItem<&_object_pool> {
  ObjectType type;    
  Town *town;         
  TileArea location;  
  TimerGameCalendar::Date build_date; 
  byte colour;        
  byte view;          
 
  Object() {}
  ~Object() {}
 
  static Object *GetByTile(TileIndex tile);
 
  static inline void IncTypeCount(ObjectType type)
  {
    assert(type < NUM_OBJECTS);
    counts[type]++;
  }
 
  static inline void DecTypeCount(ObjectType type)
  {
    assert(type < NUM_OBJECTS);
    counts[type]--;
  }
 
  static inline uint16_t GetTypeCount(ObjectType type)
  {
    assert(type < NUM_OBJECTS);
    return counts[type];
  }
 
  static inline void ResetTypeCounts()
  {
    memset(&counts, 0, sizeof(counts));
  }
 
protected:
  static uint16_t counts[NUM_OBJECTS]; 
};
 
struct ClearedObjectArea {
  TileIndex first_tile;  
  TileArea area;         
};
 
ClearedObjectArea *FindClearedObject(TileIndex tile);
extern std::vector<ClearedObjectArea> _cleared_object_areas;
 
#endif /* OBJECT_BASE_H */