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/home/rdbrown/doxygen/cse125g1/src/modules/actor/Animation.h

#ifndef _ANIMATION_H
#define _ANIMATION_H

#include "Token.h"
#include "math/vector3.h"

enum AnimEndType {
        ANIM_END_LOOP,
        ANIM_END_HOLD,
        ANIM_END_STOP,
};

class AnimPose {
        public:
                AnimPose() {}
                void Init(int numBones) { this->numBones = numBones;
                                                                  pose = new Vector3[numBones]; }
                ~AnimPose() { /*delete pose;*/ }

                Vector3 *GetPose() { return pose; }
                void SetTime(float time) { this->time = time; }
                float GetTime() { return time; }
                int GetNumBones() { return numBones; }
                void SetRootPos(float x, float y, float z) { rootPos.Set(x,y,z); }
                Vector3 &GetRootPos() { return rootPos; }
                void SetRootTranslation(bool rt) { rootTranslation = rt; }
                bool GetRootTranslation() { return rootTranslation; }

        private:
                float time;
                Vector3 *pose, rootPos;
                int numBones;
                bool rootTranslation;
};
                

class Animation {
        public:
                Animation() {}
                ~Animation() { /*delete keyFrames;*/ }

                void Load(Tokenizer &tokens);
                AnimPose *GetPose(float time);
        
        public:
                AnimPose pose;
                AnimPose *keyFrames;
                float keyRate;                  //seconds between keyframes
                int numBones;
                int numKeys;
                enum AnimEndType endType;
                bool done;
};

class AnimPlayer {
        public:
                AnimPlayer() : playing(false), t(0.0f) {}
                ~AnimPlayer() {}

                void SetAnimation(Animation *a) { anim = a; }
                
                void Play() { playing = true; }
                void Stop() { t = 0.0f; playing = false; }
                void Pause() { playing = false; }

                void Update(float dt) {
                        if(playing) { t += dt; currPose = anim->GetPose(t); }
                }
                AnimPose *GetPose() { return currPose; }

        private:
                Animation *anim;
                AnimPose *currPose;
                bool playing;
                float t;
};
#endif                  //_ANIMATION_H

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