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/*  Copyright (c) 2009-2011  Nagoya Institute of Technology          */
/*                           Department of Computer Science          */
/*                2010-2012  hkrn                                    */
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#ifndef VPVL_FACEKEYFRAME_H_
#define VPVL_FACEKEYFRAME_H_

#include "vpvl/BaseKeyFrame.h"

namespace vpvl
{

class Face;

class VPVL_API FaceKeyframe : public BaseKeyframe
{
public:
    FaceKeyframe();
    ~FaceKeyframe();

    static const int kNameSize = 15;

    static size_t strideSize();

    size_t stride() const;
    void read(const uint8_t *data);
    void write(uint8_t *data) const;
    BaseKeyframe *clone() const;

    /**
     * Get the target face name of this keyframe.
     *
     * @return the face name
     */
    const uint8_t *name() const;

    /**
     * Get the face weight of this keyframe.
     *
     * @return A value of face weight
     */
    float weight() const {
        return m_weight;
    }

    /**
     * Set the target face name of this keyframe.
     *
     * @param the face name
     */
    void setName(const uint8_t *value);

    /**
     * Set weight of the face of this keyframe.
     *
     * @param A value of weight of the face
     */
    void setWeight(float value);

private:
    uint8_t m_name[kNameSize + 1];
    float m_weight;

    VPVL_DISABLE_COPY_AND_ASSIGN(FaceKeyframe)
};

}

#endif
