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

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 __WINVAR_H__
#define __WINVAR_H__

#include "Rectangle.h"

static const char* VAR_GUIPREFIX = "gui::";
static const int VAR_GUIPREFIX_LEN = strlen( VAR_GUIPREFIX );

class idWindow;
class idWinVar
{
public:
	idWinVar();
	virtual ~idWinVar();
	
	void SetGuiInfo( idDict* gd, const char* _name );
	const char* GetName() const
	{
		if( name )
		{
			if( guiDict && *name == '*' )
			{
				return guiDict->GetString( &name[1] );
			}
			return name;
		}
		return "";
	}
	void SetName( const char* _name )
	{
		delete []name;
		name = NULL;
		if( _name )
		{
			name = new( TAG_OLD_UI ) char[strlen( _name ) + 1];
			strcpy( name, _name );
		}
	}
	
	idWinVar& operator=( const idWinVar& other )
	{
		guiDict = other.guiDict;
		SetName( other.name );
		return *this;
	}
	
	idDict* GetDict() const
	{
		return guiDict;
	}
	bool NeedsUpdate()
	{
		return ( guiDict != NULL );
	}
	
	virtual void Init( const char* _name, idWindow* win ) = 0;
	virtual void Set( const char* val ) = 0;
	virtual void Update() = 0;
	virtual const char* c_str() const = 0;
	virtual size_t Size()
	{
		size_t sz = ( name ) ? strlen( name ) : 0;
		return sz + sizeof( *this );
	}
	
	virtual void WriteToSaveGame( idFile* savefile ) = 0;
	virtual void ReadFromSaveGame( idFile* savefile ) = 0;
	
	virtual float x() const = 0;
	
	void SetEval( bool b )
	{
		eval = b;
	}
	bool GetEval()
	{
		return eval;
	}
	
protected:
	idDict* guiDict;
	char* name;
	bool eval;
};

class idWinBool : public idWinVar
{
public:
	idWinBool() : idWinVar() {};
	~idWinBool() {};
	virtual void Init( const char* _name, idWindow* win )
	{
		idWinVar::Init( _name, win );
		if( guiDict )
		{
			data = guiDict->GetBool( GetName() );
		}
	}
	int	operator==(	const bool& other )
	{
		return ( other == data );
	}
	bool& operator=(	const bool& other )
	{
		data = other;
		if( guiDict )
		{
			guiDict->SetBool( GetName(), data );
		}
		return data;
	}
	idWinBool& operator=( const idWinBool& other )
	{
		idWinVar::operator=( other );
		data = other.data;
		return *this;
	}
	
	operator bool() const
	{
		return data;
	}
	
	virtual void Set( const char* val )
	{
		data = ( atoi( val ) != 0 );
		if( guiDict )
		{
			guiDict->SetBool( GetName(), data );
		}
	}
	
	virtual void Update()
	{
		const char* s = GetName();
		if( guiDict && s[0] != '\0' )
		{
			data = guiDict->GetBool( s );
		}
	}
	
	virtual const char* c_str() const
	{
		return va( "%i", data );
	}
	
	// SaveGames
	virtual void WriteToSaveGame( idFile* savefile )
	{
		savefile->Write( &eval, sizeof( eval ) );
		savefile->Write( &data, sizeof( data ) );
	}
	virtual void ReadFromSaveGame( idFile* savefile )
	{
		savefile->Read( &eval, sizeof( eval ) );
		savefile->Read( &data, sizeof( data ) );
	}
	
	virtual float x() const
	{
		return data ? 1.0f : 0.0f;
	};
	
protected:
	bool data;
};

class idWinStr : public idWinVar
{
public:
	idWinStr() : idWinVar() {};
	~idWinStr() {};
	virtual void Init( const char* _name, idWindow* win )
	{
		idWinVar::Init( _name, win );
		if( guiDict )
		{
			const char* name = GetName();
			if( name[0] == 0 )
			{
				data = "";
			}
			else
			{
				data = guiDict->GetString( name );
			}
		}
	}
	int	operator==(	const idStr& other ) const
	{
		return ( other == data );
	}
	int	operator==(	const char* other ) const
	{
		return ( data == other );
	}
	idStr& operator=(	const idStr& other )
	{
		data = other;
		if( guiDict )
		{
			guiDict->Set( GetName(), data );
		}
		return data;
	}
	idWinStr& operator=( const idWinStr& other )
	{
		idWinVar::operator=( other );
		data = other.data;
		return *this;
	}
	operator const char* () const
	{
		return data.c_str();
	}
	operator const idStr& () const
	{
		return data;
	}
	int LengthWithoutColors()
	{
		if( guiDict && name && *name )
		{
			data = guiDict->GetString( GetName() );
		}
		return data.LengthWithoutColors();
	}
	int Length()
	{
		if( guiDict && name && *name )
		{
			data = guiDict->GetString( GetName() );
		}
		return data.Length();
	}
	void RemoveColors()
	{
		if( guiDict && name && *name )
		{
			data = guiDict->GetString( GetName() );
		}
		data.RemoveColors();
	}
	virtual const char* c_str() const
	{
		return data.c_str();
	}
	
	virtual void Set( const char* val )
	{
		data = val;
		if( guiDict )
		{
			guiDict->Set( GetName(), data );
		}
	}
	
	virtual void Update()
	{
		const char* s = GetName();
		if( guiDict && s[0] != '\0' )
		{
			data = guiDict->GetString( s );
		}
	}
	
	virtual size_t Size()
	{
		size_t sz = idWinVar::Size();
		return sz + data.Allocated();
	}
	
	// SaveGames
	virtual void WriteToSaveGame( idFile* savefile )
	{
		savefile->Write( &eval, sizeof( eval ) );
		
		int len = data.Length();
		savefile->Write( &len, sizeof( len ) );
		if( len > 0 )
		{
			savefile->Write( data.c_str(), len );
		}
	}
	virtual void ReadFromSaveGame( idFile* savefile )
	{
		savefile->Read( &eval, sizeof( eval ) );
		
		int len;
		savefile->Read( &len, sizeof( len ) );
		if( len > 0 )
		{
			data.Fill( ' ', len );
			savefile->Read( &data[0], len );
		}
	}
	
	// return wether string is emtpy
	virtual float x() const
	{
		return data[0] ? 1.0f : 0.0f;
	};
	
protected:
	idStr data;
};

class idWinInt : public idWinVar
{
public:
	idWinInt() : idWinVar() {};
	~idWinInt() {};
	virtual void Init( const char* _name, idWindow* win )
	{
		idWinVar::Init( _name,  win );
		if( guiDict )
		{
			data = guiDict->GetInt( GetName() );
		}
	}
	int& operator=(	const int& other )
	{
		data = other;
		if( guiDict )
		{
			guiDict->SetInt( GetName(), data );
		}
		return data;
	}
	idWinInt& operator=( const idWinInt& other )
	{
		idWinVar::operator=( other );
		data = other.data;
		return *this;
	}
	operator int () const
	{
		return data;
	}
	virtual void Set( const char* val )
	{
		data = atoi( val );;
		if( guiDict )
		{
			guiDict->SetInt( GetName(), data );
		}
	}
	
	virtual void Update()
	{
		const char* s = GetName();
		if( guiDict && s[0] != '\0' )
		{
			data = guiDict->GetInt( s );
		}
	}
	virtual const char* c_str() const
	{
		return va( "%i", data );
	}
	
	// SaveGames
	virtual void WriteToSaveGame( idFile* savefile )
	{
		savefile->Write( &eval, sizeof( eval ) );
		savefile->Write( &data, sizeof( data ) );
	}
	virtual void ReadFromSaveGame( idFile* savefile )
	{
		savefile->Read( &eval, sizeof( eval ) );
		savefile->Read( &data, sizeof( data ) );
	}
	
	// no suitable conversion
	virtual float x() const
	{
		assert( false );
		return 0.0f;
	};
	
protected:
	int data;
};

class idWinFloat : public idWinVar
{
public:
	idWinFloat() : idWinVar() {};
	~idWinFloat() {};
	virtual void Init( const char* _name, idWindow* win )
	{
		idWinVar::Init( _name, win );
		if( guiDict )
		{
			data = guiDict->GetFloat( GetName() );
		}
	}
	idWinFloat& operator=( const idWinFloat& other )
	{
		idWinVar::operator=( other );
		data = other.data;
		return *this;
	}
	float& operator=(	const float& other )
	{
		data = other;
		if( guiDict )
		{
			guiDict->SetFloat( GetName(), data );
		}
		return data;
	}
	operator float() const
	{
		return data;
	}
	virtual void Set( const char* val )
	{
		data = atof( val );
		if( guiDict )
		{
			guiDict->SetFloat( GetName(), data );
		}
	}
	virtual void Update()
	{
		const char* s = GetName();
		if( guiDict && s[0] != '\0' )
		{
			data = guiDict->GetFloat( s );
		}
	}
	virtual const char* c_str() const
	{
		return va( "%f", data );
	}
	
	virtual void WriteToSaveGame( idFile* savefile )
	{
		savefile->Write( &eval, sizeof( eval ) );
		savefile->Write( &data, sizeof( data ) );
	}
	virtual void ReadFromSaveGame( idFile* savefile )
	{
		savefile->Read( &eval, sizeof( eval ) );
		savefile->Read( &data, sizeof( data ) );
	}
	
	virtual float x() const
	{
		return data;
	};
protected:
	float data;
};

class idWinRectangle : public idWinVar
{
public:
	idWinRectangle() : idWinVar() {};
	~idWinRectangle() {};
	virtual void Init( const char* _name, idWindow* win )
	{
		idWinVar::Init( _name, win );
		if( guiDict )
		{
			idVec4 v = guiDict->GetVec4( GetName() );
			data.x = v.x;
			data.y = v.y;
			data.w = v.z;
			data.h = v.w;
		}
	}
	
	int	operator==(	const idRectangle& other ) const
	{
		return ( other == data );
	}
	
	idWinRectangle& operator=( const idWinRectangle& other )
	{
		idWinVar::operator=( other );
		data = other.data;
		return *this;
	}
	idRectangle& operator=(	const idVec4& other )
	{
		data = other;
		if( guiDict )
		{
			guiDict->SetVec4( GetName(), other );
		}
		return data;
	}
	
	idRectangle& operator=(	const idRectangle& other )
	{
		data = other;
		if( guiDict )
		{
			idVec4 v = data.ToVec4();
			guiDict->SetVec4( GetName(), v );
		}
		return data;
	}
	
	operator const idRectangle& () const
	{
		return data;
	}
	
	float x() const
	{
		return data.x;
	}
	float y() const
	{
		return data.y;
	}
	float w() const
	{
		return data.w;
	}
	float h() const
	{
		return data.h;
	}
	float Right() const
	{
		return data.Right();
	}
	float Bottom() const
	{
		return data.Bottom();
	}
	idVec4& ToVec4()
	{
		static idVec4 ret;
		ret = data.ToVec4();
		return ret;
	}
	virtual void Set( const char* val )
	{
		if( strchr( val, ',' ) )
		{
			sscanf( val, "%f,%f,%f,%f", &data.x, &data.y, &data.w, &data.h );
		}
		else
		{
			sscanf( val, "%f %f %f %f", &data.x, &data.y, &data.w, &data.h );
		}
		if( guiDict )
		{
			idVec4 v = data.ToVec4();
			guiDict->SetVec4( GetName(), v );
		}
	}
	virtual void Update()
	{
		const char* s = GetName();
		if( guiDict && s[0] != '\0' )
		{
			idVec4 v = guiDict->GetVec4( s );
			data.x = v.x;
			data.y = v.y;
			data.w = v.z;
			data.h = v.w;
		}
	}
	
	virtual const char* c_str() const
	{
		return data.ToVec4().ToString();
	}
	
	virtual void WriteToSaveGame( idFile* savefile )
	{
		savefile->Write( &eval, sizeof( eval ) );
		savefile->Write( &data, sizeof( data ) );
	}
	virtual void ReadFromSaveGame( idFile* savefile )
	{
		savefile->Read( &eval, sizeof( eval ) );
		savefile->Read( &data, sizeof( data ) );
	}
	
protected:
	idRectangle data;
};

class idWinVec2 : public idWinVar
{
public:
	idWinVec2() : idWinVar() {};
	~idWinVec2() {};
	virtual void Init( const char* _name, idWindow* win )
	{
		idWinVar::Init( _name, win );
		if( guiDict )
		{
			data = guiDict->GetVec2( GetName() );
		}
	}
	int	operator==(	const idVec2& other ) const
	{
		return ( other == data );
	}
	idWinVec2& operator=( const idWinVec2& other )
	{
		idWinVar::operator=( other );
		data = other.data;
		return *this;
	}
	
	idVec2& operator=(	const idVec2& other )
	{
		data = other;
		if( guiDict )
		{
			guiDict->SetVec2( GetName(), data );
		}
		return data;
	}
	float x() const
	{
		return data.x;
	}
	float y() const
	{
		return data.y;
	}
	virtual void Set( const char* val )
	{
		if( strchr( val, ',' ) )
		{
			sscanf( val, "%f,%f", &data.x, &data.y );
		}
		else
		{
			sscanf( val, "%f %f", &data.x, &data.y );
		}
		if( guiDict )
		{
			guiDict->SetVec2( GetName(), data );
		}
	}
	operator const idVec2& () const
	{
		return data;
	}
	virtual void Update()
	{
		const char* s = GetName();
		if( guiDict && s[0] != '\0' )
		{
			data = guiDict->GetVec2( s );
		}
	}
	virtual const char* c_str() const
	{
		return data.ToString();
	}
	void Zero()
	{
		data.Zero();
	}
	
	virtual void WriteToSaveGame( idFile* savefile )
	{
		savefile->Write( &eval, sizeof( eval ) );
		savefile->Write( &data, sizeof( data ) );
	}
	virtual void ReadFromSaveGame( idFile* savefile )
	{
		savefile->Read( &eval, sizeof( eval ) );
		savefile->Read( &data, sizeof( data ) );
	}
	
protected:
	idVec2 data;
};

class idWinVec4 : public idWinVar
{
public:
	idWinVec4() : idWinVar() {};
	~idWinVec4() {};
	virtual void Init( const char* _name, idWindow* win )
	{
		idWinVar::Init( _name, win );
		if( guiDict )
		{
			data = guiDict->GetVec4( GetName() );
		}
	}
	int	operator==(	const idVec4& other ) const
	{
		return ( other == data );
	}
	idWinVec4& operator=( const idWinVec4& other )
	{
		idWinVar::operator=( other );
		data = other.data;
		return *this;
	}
	idVec4& operator=(	const idVec4& other )
	{
		data = other;
		if( guiDict )
		{
			guiDict->SetVec4( GetName(), data );
		}
		return data;
	}
	operator const idVec4& () const
	{
		return data;
	}
	
	float x() const
	{
		return data.x;
	}
	
	float y() const
	{
		return data.y;
	}
	
	float z() const
	{
		return data.z;
	}
	
	float w() const
	{
		return data.w;
	}
	virtual void Set( const char* val )
	{
		if( strchr( val, ',' ) )
		{
			sscanf( val, "%f,%f,%f,%f", &data.x, &data.y, &data.z, &data.w );
		}
		else
		{
			sscanf( val, "%f %f %f %f", &data.x, &data.y, &data.z, &data.w );
		}
		if( guiDict )
		{
			guiDict->SetVec4( GetName(), data );
		}
	}
	virtual void Update()
	{
		const char* s = GetName();
		if( guiDict && s[0] != '\0' )
		{
			data = guiDict->GetVec4( s );
		}
	}
	virtual const char* c_str() const
	{
		return data.ToString();
	}
	
	void Zero()
	{
		data.Zero();
		if( guiDict )
		{
			guiDict->SetVec4( GetName(), data );
		}
	}
	
	const idVec3& ToVec3() const
	{
		return data.ToVec3();
	}
	
	virtual void WriteToSaveGame( idFile* savefile )
	{
		savefile->Write( &eval, sizeof( eval ) );
		savefile->Write( &data, sizeof( data ) );
	}
	virtual void ReadFromSaveGame( idFile* savefile )
	{
		savefile->Read( &eval, sizeof( eval ) );
		savefile->Read( &data, sizeof( data ) );
	}
	
protected:
	idVec4 data;
};

class idWinVec3 : public idWinVar
{
public:
	idWinVec3() : idWinVar() {};
	~idWinVec3() {};
	virtual void Init( const char* _name, idWindow* win )
	{
		idWinVar::Init( _name, win );
		if( guiDict )
		{
			data = guiDict->GetVector( GetName() );
		}
	}
	int	operator==(	const idVec3& other ) const
	{
		return ( other == data );
	}
	idWinVec3& operator=( const idWinVec3& other )
	{
		idWinVar::operator=( other );
		data = other.data;
		return *this;
	}
	idVec3& operator=(	const idVec3& other )
	{
		data = other;
		if( guiDict )
		{
			guiDict->SetVector( GetName(), data );
		}
		return data;
	}
	operator const idVec3& () const
	{
		return data;
	}
	
	float x() const
	{
		return data.x;
	}
	
	float y() const
	{
		return data.y;
	}
	
	float z() const
	{
		return data.z;
	}
	
	virtual void Set( const char* val )
	{
		sscanf( val, "%f %f %f", &data.x, &data.y, &data.z );
		if( guiDict )
		{
			guiDict->SetVector( GetName(), data );
		}
	}
	virtual void Update()
	{
		const char* s = GetName();
		if( guiDict && s[0] != '\0' )
		{
			data = guiDict->GetVector( s );
		}
	}
	virtual const char* c_str() const
	{
		return data.ToString();
	}
	
	void Zero()
	{
		data.Zero();
		if( guiDict )
		{
			guiDict->SetVector( GetName(), data );
		}
	}
	
	virtual void WriteToSaveGame( idFile* savefile )
	{
		savefile->Write( &eval, sizeof( eval ) );
		savefile->Write( &data, sizeof( data ) );
	}
	virtual void ReadFromSaveGame( idFile* savefile )
	{
		savefile->Read( &eval, sizeof( eval ) );
		savefile->Read( &data, sizeof( data ) );
	}
	
protected:
	idVec3 data;
};

class idWinBackground : public idWinStr
{
public:
	idWinBackground() : idWinStr()
	{
		mat = NULL;
	};
	~idWinBackground() {};
	virtual void Init( const char* _name, idWindow* win )
	{
		idWinStr::Init( _name, win );
		if( guiDict )
		{
			data = guiDict->GetString( GetName() );
		}
	}
	int	operator==(	const idStr& other ) const
	{
		return ( other == data );
	}
	int	operator==(	const char* other ) const
	{
		return ( data == other );
	}
	idStr& operator=(	const idStr& other )
	{
		data = other;
		if( guiDict )
		{
			guiDict->Set( GetName(), data );
		}
		if( mat )
		{
			if( data == "" )
			{
				( *mat ) = NULL;
			}
			else
			{
				( *mat ) = declManager->FindMaterial( data );
			}
		}
		return data;
	}
	idWinBackground& operator=( const idWinBackground& other )
	{
		idWinVar::operator=( other );
		data = other.data;
		mat = other.mat;
		if( mat )
		{
			if( data == "" )
			{
				( *mat ) = NULL;
			}
			else
			{
				( *mat ) = declManager->FindMaterial( data );
			}
		}
		return *this;
	}
	operator const char* () const
	{
		return data.c_str();
	}
	operator const idStr& () const
	{
		return data;
	}
	int Length()
	{
		if( guiDict )
		{
			data = guiDict->GetString( GetName() );
		}
		return data.Length();
	}
	virtual const char* c_str() const
	{
		return data.c_str();
	}
	
	virtual void Set( const char* val )
	{
		data = val;
		if( guiDict )
		{
			guiDict->Set( GetName(), data );
		}
		if( mat )
		{
			if( data == "" )
			{
				( *mat ) = NULL;
			}
			else
			{
				( *mat ) = declManager->FindMaterial( data );
			}
		}
	}
	
	virtual void Update()
	{
		const char* s = GetName();
		if( guiDict && s[0] != '\0' )
		{
			data = guiDict->GetString( s );
			if( mat )
			{
				if( data == "" )
				{
					( *mat ) = NULL;
				}
				else
				{
					( *mat ) = declManager->FindMaterial( data );
				}
			}
		}
	}
	
	virtual size_t Size()
	{
		size_t sz = idWinVar::Size();
		return sz + data.Allocated();
	}
	
	void SetMaterialPtr( const idMaterial** m )
	{
		mat = m;
	}
	
	virtual void WriteToSaveGame( idFile* savefile )
	{
		savefile->Write( &eval, sizeof( eval ) );
		
		int len = data.Length();
		savefile->Write( &len, sizeof( len ) );
		if( len > 0 )
		{
			savefile->Write( data.c_str(), len );
		}
	}
	virtual void ReadFromSaveGame( idFile* savefile )
	{
		savefile->Read( &eval, sizeof( eval ) );
		
		int len;
		savefile->Read( &len, sizeof( len ) );
		if( len > 0 )
		{
			data.Fill( ' ', len );
			savefile->Read( &data[0], len );
		}
		if( mat )
		{
			if( len > 0 )
			{
				( *mat ) = declManager->FindMaterial( data );
			}
			else
			{
				( *mat ) = NULL;
			}
		}
	}
	
protected:
	idStr data;
	const idMaterial** mat;
};

/*
================
idMultiWinVar
multiplexes access to a list if idWinVar*
================
*/
class idMultiWinVar : public idList< idWinVar* >
{
public:
	void Set( const char* val );
	void Update();
	void SetGuiInfo( idDict* dict );
};

#endif /* !__WINVAR_H__ */