//
//  Tickle2GestureRecognizer.h
//  SteveMaggieCpp
//
//  Created by Katarzyna Kalinowska-Górska on 19.05.2017.
//
//

#ifndef Tickle2GestureRecognizer_h
#define Tickle2GestureRecognizer_h

#include "AniGestureRecognizer.h"

class Tickle2GestureRecognizer : public AniGestureRecognizer
{
    public:
        Tickle2GestureRecognizer();
        virtual ~Tickle2GestureRecognizer();
    
        virtual void setOnTicklingStartedCallback(std::function<void()> callback);
        virtual void setOnTicklingCallback(std::function<void()> callback);
        virtual void setOnTicklingEndedCallback(std::function<void()> callback);
    
    protected:
        std::function<void()> _onTicklingStartedCallback;
        std::function<void()> _onTicklingCallback;
        std::function<void()> _onTicklingEndedCallback;
    
        const int N_LAST_SAMPLES = 16;
        const int N_DIRECTION_CHANGES_TO_DETECT_TICKLE = 2;
        const float MAX_DETECTION_TIME = 500;
        const float MIN_DELTA_VALUE = 1;
        const float TIME_TO_ASSUME_TICKLE_FINISHED = 6000;
        
        AniGestureRecognizerDirection _currentDirectionX;
        AniGestureRecognizerDirection _currentDirectionY;
        std::deque<double> _directionChangeTimes;
        double _tickleStartedTime;
        bool _beganValid;

        std::deque<float> _lastXDeltas;
        std::deque<float> _lastYDeltas;
    
        bool _isTickling;
    
        virtual void clearTemps();
        virtual void endTickling();
    
        virtual bool onTouchBegan(cocos2d::Touch* touch, cocos2d::Event* event) override;
        virtual void onTouchMoved(cocos2d::Touch* touch, cocos2d::Event* event) override;
        virtual void onTouchEnded(cocos2d::Touch* touch, cocos2d::Event* event) override;
    
};

#endif /* Tickle2GestureRecognizer_h */