/* Copyright (c) Microsoft Corporation.
   Licensed under the MIT License. */

/*
 *
 * socutil.h
 *
 * This file contains miscellaneous includes and definitions
 * that are global to the Socrates product.
 *
 */


#ifndef SOCUTIL_H
#define SOCUTIL_H

extern "C"
	{
	#include "brender.h"
	};

typedef class ACTR *PACTR;
typedef class SCEN *PSCEN;
typedef class MVIE *PMVIE;
typedef class BKGD *PBKGD;
typedef class TBOX *PTBOX;
typedef class MVIEW *PMVIEW;
typedef class STDIO *PSTDIO;

//
//
// Class for undo items in a movie
//
// NOTE: All the "Set" functions are done automagically
// in MVIE::FAddUndo().
//
//
typedef class MUNB *PMUNB;

#define MUNB_PAR UNDB
#define kclsMUNB 'MUNB'
class MUNB : public MUNB_PAR
	{
	RTCLASS_DEC
	ASSERT

protected:

	PMVIE _pmvie;
    long _iscen;
	long _nfrm;

	MUNB(void) { }

public:

	void SetPmvie(PMVIE pmvie) { _pmvie = pmvie; }
	PMVIE Pmvie(void) { return _pmvie; }

	void SetIscen(long iscen) { _iscen = iscen; }
	long Iscen(void) { return _iscen; }

	void SetNfrm(long nfrm) { _nfrm = nfrm; }
	long Nfrm(void) { return _nfrm; }

	};

//
// Undo object for actor operations
//
typedef class AUND *PAUND;

#define AUND_PAR MUNB
#define kclsAUND 'AUND'
class AUND : public AUND_PAR
	{
	RTCLASS_DEC
	MARKMEM
	ASSERT

protected:

	PACTR _pactr;
	long _arid;
	bool _fSoonerLater;
	bool _fSndUndo;
	long _nfrmLast;
	STN _stn; // actor's name
	AUND(void) { }

public:

	static PAUND PaundNew(void);
	~AUND(void);

	void SetPactr(PACTR pactr);
	void SetArid(long arid) { _arid = arid; }
	void SetSoonerLater(bool fSoonerLater) { _fSoonerLater = fSoonerLater; }
	void SetSndUndo(bool fSndUndo) { _fSndUndo = fSndUndo; }
	void SetNfrmLast(long nfrmLast) { _nfrmLast = nfrmLast; }
	void SetStn(PSTN pstn) { _stn = *pstn; }

	bool FSoonerLater(void) { return _fSoonerLater; };
	bool FSndUndo(void) { return _fSndUndo; };

	virtual bool FDo(PDOCB pdocb);
	virtual bool FUndo(PDOCB pdocb);
	};

//
// Definition of transition types
//
enum TRANS
	{
	transNil = -1,
	transCut,
	transFadeToBlack,
	transFadeToWhite,
	transDissolve,
	transBlack,
	transLim
	};

#endif // SOCUTIL_H