UnitManager.h

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/* Copyright (C) 2022 Wildfire Games.
 * This file is part of 0 A.D.
 *
 * 0 A.D. 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, either version 2 of the License, or
 * (at your option) any later version.
 *
 * 0 A.D. 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 0 A.D.  If not, see <http://www.gnu.org/licenses/>.
 */

/*
 * Container that owns all units
 */

#ifndef INCLUDED_UNITMANAGER
#define INCLUDED_UNITMANAGER

#include "ps/CStrForward.h"

#include <vector>
#include <set>

class CUnit;
class CObjectManager;

///////////////////////////////////////////////////////////////////////////////
// CUnitManager: simple container class holding all units within the world
class CUnitManager
{
public:
    // constructor, destructor
    CUnitManager();
    ~CUnitManager();

    // add given unit to world
    void AddUnit(CUnit* unit);
    // remove given unit from world, but don't delete it
    void RemoveUnit(CUnit* unit);
    // remove given unit from world and delete it
    void DeleteUnit(CUnit* unit);
    // remove and delete all units
    void DeleteAll();

    // creates a new unit and adds it to the world
    CUnit* CreateUnit(const CStrW& actorName, uint32_t seed);

    // return the units
    const std::vector<CUnit*>& GetUnits() const { return m_Units; }

    void SetObjectManager(CObjectManager& objectManager) { m_ObjectManager = &objectManager; }

    /**
     * Mark a specific region of the terrain as dirty.
     * Coordinates are in terrain tiles, lower inclusive, upper exclusive.
     */
    void MakeTerrainDirty(ssize_t i0, ssize_t j0, ssize_t i1, ssize_t j1, int dirtyFlags);

private:
    // list of all known units
    std::vector<CUnit*> m_Units;
    // graphical object manager; may be NULL if not set up
    CObjectManager* m_ObjectManager;
};

#endif