mirror of https://github.com/OpenTTD/OpenTTD
95 lines
3.0 KiB
C++
95 lines
3.0 KiB
C++
/*
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* This file is part of OpenTTD.
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* 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.
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* 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.
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* 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/>.
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*/
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/** @file object_base.h Base for all objects. */
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#ifndef OBJECT_BASE_H
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#define OBJECT_BASE_H
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#include "core/pool_type.hpp"
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#include "object_type.h"
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#include "tilearea_type.h"
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#include "town_type.h"
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#include "timer/timer_game_calendar.h"
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using ObjectPool = Pool<Object, ObjectID, 64>;
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extern ObjectPool _object_pool;
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/** An object, such as transmitter, on the map. */
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struct Object : ObjectPool::PoolItem<&_object_pool> {
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ObjectType type = INVALID_OBJECT_TYPE; ///< Type of the object
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Town *town = nullptr; ///< Town the object is built in
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TileArea location{INVALID_TILE, 0, 0}; ///< Location of the object
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TimerGameCalendar::Date build_date{}; ///< Date of construction
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uint8_t colour = 0; ///< Colour of the object, for display purpose
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uint8_t view = 0; ///< The view setting for this object
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/** Make sure the object isn't zeroed. */
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Object() {}
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Object(ObjectType type, Town *town, TileArea location, TimerGameCalendar::Date build_date, uint8_t view) :
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type(type), town(town), location(location), build_date(build_date), view(view) {}
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/** Make sure the right destructor is called as well! */
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~Object() {}
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static Object *GetByTile(TileIndex tile);
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/**
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* Increment the count of objects for this type.
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* @param type ObjectType to increment
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* @pre type < NUM_OBJECTS
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*/
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static inline void IncTypeCount(ObjectType type)
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{
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assert(type < NUM_OBJECTS);
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counts[type]++;
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}
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/**
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* Decrement the count of objects for this type.
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* @param type ObjectType to decrement
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* @pre type < NUM_OBJECTS
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*/
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static inline void DecTypeCount(ObjectType type)
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{
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assert(type < NUM_OBJECTS);
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counts[type]--;
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}
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/**
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* Get the count of objects for this type.
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* @param type ObjectType to query
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* @pre type < NUM_OBJECTS
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*/
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static inline uint16_t GetTypeCount(ObjectType type)
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{
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assert(type < NUM_OBJECTS);
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return counts[type];
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}
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/** Resets object counts. */
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static inline void ResetTypeCounts()
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{
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memset(&counts, 0, sizeof(counts));
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}
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protected:
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static uint16_t counts[NUM_OBJECTS]; ///< Number of objects per type ingame
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};
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/**
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* Keeps track of removed objects during execution/testruns of commands.
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*/
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struct ClearedObjectArea {
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TileIndex first_tile; ///< The first tile being cleared, which then causes the whole object to be cleared.
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TileArea area; ///< The area of the object.
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};
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ClearedObjectArea *FindClearedObject(TileIndex tile);
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extern std::vector<ClearedObjectArea> _cleared_object_areas;
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#endif /* OBJECT_BASE_H */
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