/*
===========================================================================

Doom 3 BFG Edition GPL Source Code
Copyright (C) 1993-2012 id Software LLC, a ZeniMax Media company.

This file is part of the Doom 3 BFG Edition GPL Source Code ("Doom 3 BFG Edition Source Code").

Doom 3 BFG Edition Source Code is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

Doom 3 BFG Edition Source Code is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with Doom 3 BFG Edition Source Code.  If not, see <http://www.gnu.org/licenses/>.

In addition, the Doom 3 BFG Edition Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 BFG Edition Source Code.  If not, please request a copy in writing from id Software at the address below.

If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.

===========================================================================
*/
#ifndef REGEXP_H_
#define REGEXP_H_

class idWindow;

class idRegister
{
public:
	idRegister() {};
	idRegister( const char* p, int t )
	{
		name = p;
		type = t;
		assert( t >= 0 && t < NUMTYPES );
		regCount = REGCOUNT[t];
		enabled = ( type == STRING ) ? false : true;
	};
	bool enabled;
	int type;
	int regCount;
	enum REGTYPE { VEC4 = 0, FLOAT, BOOL, INT, STRING, VEC2, VEC3, NUMTYPES } ;
	static int REGCOUNT[NUMTYPES];
	idStr name;
	int regs[4];
	void SetToRegs( float* registers, idTypedDict* state );
	void SetToRegList( idList<float>* registers, idTypedDict* state );
	void GetFromRegs( float* registers, idTypedDict* state );
	void CopyRegs( idRegister* src )
	{
		regs[0] = src->regs[0];
		regs[1] = src->regs[1];
		regs[2] = src->regs[2];
		regs[3] = src->regs[3];
	}
	void Enable( bool b )
	{
		enabled = b;
	}
	void ReadFromDemoFile( idDemoFile* f );
	void WriteToDemoFile( idDemoFile* f );
	
};

class idRegisterList
{
	idList<idRegister> regs;
public:

	//
	void RemoveReg( const char* name );
	//
	
	void AddReg( const char* name, int type, idTokenParser* src, idWindow* win );
	void AddReg( const char* name, int type, idVec4 data, idWindow* win );
	idRegister* FindReg( const char* name );
	int			FindRegIndex( const char* name );
	void SetToRegs( float* registers, idTypedDict* state );
	void GetFromRegs( float* registers, idTypedDict* state );
	void Reset();
	void ReadFromDemoFile( idDemoFile* f );
	void WriteToDemoFile( idDemoFile* f );
	
};

#endif