//
//  KRAnimation.h
//  Kraken Engine
//
//  Copyright 2022 Kearwood Gilbert. All rights reserved.
//
//  Redistribution and use in source and binary forms, with or without modification, are
//  permitted provided that the following conditions are met:
//
//  1. Redistributions of source code must retain the above copyright notice, this list of
//  conditions and the following disclaimer.
//
//  2. Redistributions in binary form must reproduce the above copyright notice, this list
//  of conditions and the following disclaimer in the documentation and/or other materials
//  provided with the distribution.
//
//  THIS SOFTWARE IS PROVIDED BY KEARWOOD GILBERT ''AS IS'' AND ANY EXPRESS OR IMPLIED
//  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
//  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KEARWOOD GILBERT OR
//  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
//  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
//  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
//  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
//  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
//  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
//  The views and conclusions contained in the software and documentation are those of the
//  authors and should not be interpreted as representing official policies, either expressed
//  or implied, of Kearwood Gilbert.
//

#ifndef KRANIMATION_H
#define KRANIMATION_H

#include "KREngine-common.h"
#include "KRContextObject.h"
#include "KRDataBlock.h"
#include "KRResource.h"
#include "KRAnimationLayer.h"


class KRAnimation : public KRResource {
    
public:
    KRAnimation(KRContext &context, std::string name);
    virtual ~KRAnimation();
    
    virtual std::string getExtension();
    virtual bool save(KRDataBlock &data);
    
    static KRAnimation *Load(KRContext &context, const std::string &name, KRDataBlock *data);
    
    void addLayer(KRAnimationLayer *layer);
    unordered_map<std::string, KRAnimationLayer *> &getLayers();
    KRAnimationLayer *getLayer(const char *szName);
    bool getAutoPlay() const;
    void setAutoPlay(bool auto_play);
    bool getLooping() const;
    void setLooping(bool looping);
    void Play();
    void Stop();
    void update(float deltaTime);
    float getTime();
    void setTime(float time);
    float getDuration();
    void setDuration(float duration);
    float getStartTime();
    void setStartTime(float start_time);
    bool isPlaying();
    
    KRAnimation *split(const std::string &name, float start_time, float duration, bool strip_unchanging_attributes = true, bool clone_curves = true);
    void deleteCurves();
    
    void _lockData();
    void _unlockData();
    
private:
    unordered_map<std::string, KRAnimationLayer *> m_layers;
    bool m_auto_play;
    bool m_loop;
    bool m_playing;
    float m_local_time;
    float m_duration;
    float m_start_time;
};



#endif