$#include "Graphics/Animation.h"

static const unsigned char CHANNEL_POSITION;
static const unsigned char CHANNEL_ROTATION;
static const unsigned char CHANNEL_SCALE;

struct AnimationKeyFrame
{
    float time_ @ time;
    Vector3 position_ @ position;
    Quaternion rotation_ @ rotation;
    Vector3 scale_ @ scale;
};

struct AnimationTrack
{
    void SetKeyFrame(unsigned index, const AnimationKeyFrame& keyFrame);
    void AddKeyFrame(const AnimationKeyFrame& keyFrame);
    void InsertKeyFrame(unsigned index, const AnimationKeyFrame& keyFrame);
    void RemoveKeyFrame(unsigned index);
    void RemoveAllKeyFrames();

    AnimationKeyFrame* GetKeyFrame(unsigned index);
    unsigned GetNumKeyFrames() const { return keyFrames_.Size(); }

    const String name_ @ name;
    const StringHash nameHash_ @ nameHash;
    unsigned char channelMask_ @ channelMask;
    Vector<AnimationKeyFrame> keyFrames_ @ keyFrames;

    tolua_readonly tolua_property__get_set unsigned numKeyFrames;
};

struct AnimationTriggerPoint
{
    AnimationTriggerPoint();
    float time_ @ time;
    Variant data_ @ data;
};

class Animation : public Resource
{
    Animation();
    ~Animation();

    void SetAnimationName(const String name);
    void SetLength(float length);
    AnimationTrack* CreateTrack(const String name);
    bool RemoveTrack(const String name);
    void RemoveAllTracks();
    void SetTrigger(unsigned index, const AnimationTriggerPoint& trigger);
    void AddTrigger(const AnimationTriggerPoint& trigger);
    void AddTrigger(float time, bool timeIsNormalized, const Variant& data);
    void RemoveTrigger(unsigned index);
    void RemoveAllTriggers();
    
    // SharedPtr<Animation> Clone(const String cloneName = String::EMPTY) const;
    tolua_outside Animation* AnimationClone @ Clone(const String cloneName = String::EMPTY) const;

    const String GetAnimationName() const;
    float GetLength() const;
    unsigned GetNumTracks() const;
    AnimationTrack* GetTrack(const String name);
    AnimationTrack* GetTrack(StringHash nameHash); 
    AnimationTrack* GetTrack(unsigned index); 
    unsigned GetNumTriggers() const;
    AnimationTriggerPoint* GetTrigger(unsigned index);

    tolua_property__get_set String animationName;
    tolua_property__get_set float length;
    tolua_readonly tolua_property__get_set unsigned numTracks;
    tolua_readonly tolua_property__get_set unsigned numTriggers;
};

${
#define TOLUA_DISABLE_tolua_GraphicsLuaAPI_Animation_new00
static int tolua_GraphicsLuaAPI_Animation_new00(lua_State* tolua_S)
{
    return ToluaNewObject<Animation>(tolua_S);
}

#define TOLUA_DISABLE_tolua_GraphicsLuaAPI_Animation_new00_local
static int tolua_GraphicsLuaAPI_Animation_new00_local(lua_State* tolua_S)
{
    return ToluaNewObjectGC<Animation>(tolua_S);
}

static Animation* AnimationClone(const Animation* animation, const String& cloneName = String::EMPTY)
{
    if (!animation)
        return 0;
        
    return animation->Clone(cloneName).Detach();
}
$}