animFileExport.h

//-
// ==========================================================================
// Copyright 1995,2006,2008 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.
// ==========================================================================
//+

//
//      File Name:      animFileExport.h
//
//      Description:
//
//

#ifndef _animFileExport
#define _animFileExport

#include <maya/MFnAnimCurve.h>
#include <maya/MAngle.h>
#include <maya/MTime.h>
#include <maya/MDistance.h>

class MArgList;

// The base class for the translators.
//
class animBase {
public:
        animBase();
        virtual ~animBase();

        enum AnimBaseType                       {kAnimBaseUnitless, kAnimBaseTime,
                                                                        kAnimBaseLinear, kAnimBaseAngular};

        const char *                            tangentTypeAsWord(MFnAnimCurve::TangentType);
        const char *                            infinityTypeAsWord(MFnAnimCurve::InfinityType);
        const char *                            outputTypeAsWord(MFnAnimCurve::AnimCurveType);

        const char *                            boolInputTypeAsWord(bool);

protected:
        void                                            resetUnits();

        MTime::Unit                                     timeUnit;
        MAngle::Unit                            angularUnit;
        MDistance::Unit                         linearUnit;
};

class animWriter : public animBase {
public:
        animWriter();
        virtual ~animWriter();
        
        bool    writeHeader(ofstream&, 
                                                        double startTime, double endTime,
                                                        double startUnitless, double endUnitless);
        bool    writeAnimCurve( ofstream&, const MObject *,
                                                        bool = false);
};

class animUnitNames {
public:
        animUnitNames();
        virtual ~animUnitNames();

        static void setToLongName(const MAngle::Unit&, MString&);
        static void setToShortName(const MAngle::Unit&, MString&);

        static void setToLongName(const MDistance::Unit&, MString&);
        static void setToShortName(const MDistance::Unit&, MString&);

        static void setToLongName(const MTime::Unit&, MString&);
        static void setToShortName(const MTime::Unit&, MString&);
};

#endif /* _animFileExport */