fbxanimcurvebase.h

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/****************************************************************************************
 
   Copyright (C) 2012 Autodesk, Inc.
   All rights reserved.
 
   Use of this software is subject to the terms of the Autodesk license agreement
   provided at the time of installation or download, or which otherwise accompanies
   this software in either electronic or hard copy form.
 
****************************************************************************************/

#ifndef _FBXSDK_SCENE_ANIMATION_CURVE_BASE_H_
#define _FBXSDK_SCENE_ANIMATION_CURVE_BASE_H_

#include <fbxsdk/fbxsdk_def.h>

#include <fbxsdk/core/fbxobject.h>

#include <fbxsdk/fbxsdk_nsbegin.h>

class FbxIO;

class FBXSDK_DLL FbxAnimCurveKeyBase
{
public:
    FbxTime mTime;

    FbxAnimCurveKeyBase()
    {
        mTime = FBXSDK_TIME_ZERO;
    }

    virtual ~FbxAnimCurveKeyBase() {};

    virtual FbxTime GetTime() const
    {
        return mTime;
    }

    virtual void  SetTime(const FbxTime& pTime) {
        mTime = pTime;
    }
};

class FBXSDK_DLL FbxAnimCurveBase : public FbxObject
{
    FBXSDK_ABSTRACT_OBJECT_DECLARE(FbxAnimCurveBase, FbxObject);

public:

        virtual void KeyClear () = 0;
        
        virtual int KeyGetCount () const = 0;

        virtual int KeyAdd (FbxTime pTime, FbxAnimCurveKeyBase& pKey, int* pLast = NULL) = 0;

        virtual bool KeySet(int pIndex, FbxAnimCurveKeyBase& pKey) = 0;

        virtual bool KeyRemove(int pIndex) = 0;

        virtual bool KeyRemove(int pStartIndex, int pEndIndex) = 0;


        virtual FbxTime KeyGetTime(int /*pKeyIndex*/) const { return FBXSDK_TIME_INFINITE; }

        virtual void KeySetTime(int pKeyIndex, FbxTime pTime) = 0;


        enum EExtrapolationType
        {
            eConstant = 1,
            eRepetition = 2,
            eMirrorRepetition = 3,
            eKeepSlope = 4
        } ;

        void SetPreExtrapolation(EExtrapolationType pExtrapolation) { mPreExtrapolation = pExtrapolation; }
            
        EExtrapolationType GetPreExtrapolation() const { return mPreExtrapolation; }
        
        void SetPreExtrapolationCount(unsigned long pCount) { mPreExtrapolationCount = pCount; }
        
        unsigned long GetPreExtrapolationCount() const { return mPreExtrapolationCount; }
        
        void SetPostExtrapolation(EExtrapolationType pExtrapolation) { mPostExtrapolation = pExtrapolation; }
        
        EExtrapolationType GetPostExtrapolation() const { return mPostExtrapolation; }
        
        void SetPostExtrapolationCount(unsigned long pCount) { mPostExtrapolationCount = pCount; }
            
        unsigned long GetPostExtrapolationCount() const { return mPostExtrapolationCount; }

          virtual float Evaluate (FbxTime pTime, int* pLast = NULL) = 0;

        virtual float EvaluateIndex( double pIndex) = 0;

        virtual bool GetTimeInterval(FbxTimeSpan& pTimeInterval);

protected:
    FbxAnimCurveBase(FbxManager& pManager, char const* pName);

#ifndef DOXYGEN_SHOULD_SKIP_THIS

    //  WARNING!
    //    Anything beyond these lines may not be documented accurately and is 
    //     subject to change without notice.
public:
    virtual bool Store(FbxIO* pFileObject, bool pLegacyVersion=false) = 0;
    virtual bool Retrieve(FbxIO* pFileObject) = 0;

private:
    EExtrapolationType mPreExtrapolation;
    unsigned long      mPreExtrapolationCount;
    EExtrapolationType mPostExtrapolation;
    unsigned long      mPostExtrapolationCount;

    friend class FbxObject;
#endif // #ifndef DOXYGEN_SHOULD_SKIP_THIS
};

#include <fbxsdk/fbxsdk_nsend.h>

#endif // FBXFILESDK_KFBXPLUGINS_KFBXANIMCURVEBASE_H