FlightPathMovementGenerator.h

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/*
 * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information
 *
 * This program 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.
 *
 * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef TRINITY_FLIGHTPATHMOVEMENTGENERATOR_H
#define TRINITY_FLIGHTPATHMOVEMENTGENERATOR_H
 
#include "MovementGenerator.h"
#include "PathMovementBase.h"
#include <deque>
#include <vector>
 
class Player;
struct TaxiPathNodeEntry;
 
class FlightPathMovementGenerator : public MovementGeneratorMedium<Player, FlightPathMovementGenerator>, public PathMovementBase<std::vector<TaxiPathNodeEntry const*>>
{
    public:
        explicit FlightPathMovementGenerator(Optional<float> speed,
            Scripting::v2::ActionResultSetter<MovementStopReason>&& scriptResult);
 
        MovementGeneratorType GetMovementGeneratorType() const override;
        bool GetResetPosition(Unit* owner, float& x, float& y, float& z) override;
 
        void DoInitialize(Player*);
        void DoReset(Player*);
        bool DoUpdate(Player*, uint32);
        void DoDeactivate(Player*);
        void DoFinalize(Player*, bool, bool);
 
        std::vector<TaxiPathNodeEntry const*> const& GetPath() { return _path; }
        uint32 GetPathAtMapEnd() const;
        bool HasArrived() const { return _currentNode >= _path.size(); }
        uint32 GetPathId(size_t index) const;
 
        void LoadPath(Player* owner, uint32 startNode = 0); // called from MotionMaster
        void SetCurrentNodeAfterTeleport();
        void SkipCurrentNode() { ++_currentNode; }
        void DoEventIfAny(Player* owner, TaxiPathNodeEntry const* node, bool departure);
        void InitEndGridInfo();
        void PreloadEndGrid(Player* owner);
 
        std::string GetDebugInfo() const override;
 
    private:
        Optional<float> _speed;
        float _endGridX; 
        float _endGridY; 
        uint32 _endMapId; 
        uint32 _preloadTargetNode; 
 
        struct TaxiNodeChangeInfo
        {
            uint32 PathIndex;
            int64 Cost;
        };
        std::deque<TaxiNodeChangeInfo> _pointsForPathSwitch; 
};
 
#endif // TRINITY_FLIGHTPATHMOVEMENTGENERATOR_H