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<?php
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/**
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 * PHPExcel
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 *
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 * Copyright (c) 2006 - 2013 PHPExcel
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 *
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 * This library is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Lesser General Public
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 * License as published by the Free Software Foundation; either
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 * version 2.1 of the License, or (at your option) any later version.
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 *
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 * This library is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with this library; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
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 *
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 * @category   PHPExcel
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 * @package    PHPExcel_Calculation
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 * @copyright  Copyright (c) 2006 - 2013 PHPExcel (http://www.codeplex.com/PHPExcel)
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 * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
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 * @version    ##VERSION##, ##DATE##
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 */
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/*
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PARTLY BASED ON:
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	Copyright (c) 2007 E. W. Bachtal, Inc.
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	Permission is hereby granted, free of charge, to any person obtaining a copy of this software
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	and associated documentation files (the "Software"), to deal in the Software without restriction,
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	including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
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	and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so,
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	subject to the following conditions:
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	  The above copyright notice and this permission notice shall be included in all copies or substantial
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	  portions of the Software.
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	The software is provided "as is", without warranty of any kind, express or implied, including but not
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	limited to the warranties of merchantability, fitness for a particular purpose and noninfringement. In
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	no event shall the authors or copyright holders be liable for any claim, damages or other liability,
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	whether in an action of contract, tort or otherwise, arising from, out of or in connection with the
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	software or the use or other dealings in the software.
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	http://ewbi.blogs.com/develops/2007/03/excel_formula_p.html
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	http://ewbi.blogs.com/develops/2004/12/excel_formula_p.html
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*/
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/**
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 * PHPExcel_Calculation_FormulaToken
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 *
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 * @category   PHPExcel
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 * @package    PHPExcel_Calculation
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 * @copyright  Copyright (c) 2006 - 2013 PHPExcel (http://www.codeplex.com/PHPExcel)
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 */
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class PHPExcel_Calculation_FormulaToken {
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	/* Token types */
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	const TOKEN_TYPE_NOOP					= 'Noop';
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	const TOKEN_TYPE_OPERAND				= 'Operand';
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	const TOKEN_TYPE_FUNCTION				= 'Function';
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	const TOKEN_TYPE_SUBEXPRESSION			= 'Subexpression';
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	const TOKEN_TYPE_ARGUMENT				= 'Argument';
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	const TOKEN_TYPE_OPERATORPREFIX			= 'OperatorPrefix';
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	const TOKEN_TYPE_OPERATORINFIX			= 'OperatorInfix';
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	const TOKEN_TYPE_OPERATORPOSTFIX		= 'OperatorPostfix';
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	const TOKEN_TYPE_WHITESPACE				= 'Whitespace';
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	const TOKEN_TYPE_UNKNOWN				= 'Unknown';
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	/* Token subtypes */
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	const TOKEN_SUBTYPE_NOTHING				= 'Nothing';
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	const TOKEN_SUBTYPE_START				= 'Start';
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	const TOKEN_SUBTYPE_STOP				= 'Stop';
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	const TOKEN_SUBTYPE_TEXT				= 'Text';
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	const TOKEN_SUBTYPE_NUMBER				= 'Number';
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	const TOKEN_SUBTYPE_LOGICAL				= 'Logical';
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	const TOKEN_SUBTYPE_ERROR				= 'Error';
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	const TOKEN_SUBTYPE_RANGE				= 'Range';
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	const TOKEN_SUBTYPE_MATH				= 'Math';
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	const TOKEN_SUBTYPE_CONCATENATION		= 'Concatenation';
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	const TOKEN_SUBTYPE_INTERSECTION		= 'Intersection';
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	const TOKEN_SUBTYPE_UNION				= 'Union';
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	/**
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	 * Value
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	 *
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	 * @var string
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	 */
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	private $_value;
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	/**
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	 * Token Type (represented by TOKEN_TYPE_*)
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	 *
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	 * @var string
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	 */
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	private $_tokenType;
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	/**
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	 * Token SubType (represented by TOKEN_SUBTYPE_*)
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	 *
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	 * @var string
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	 */
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	private $_tokenSubType;
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    /**
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     * Create a new PHPExcel_Calculation_FormulaToken
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     *
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     * @param string	$pValue
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     * @param string	$pTokenType 	Token type (represented by TOKEN_TYPE_*)
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     * @param string	$pTokenSubType 	Token Subtype (represented by TOKEN_SUBTYPE_*)
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     */
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    public function __construct($pValue, $pTokenType = PHPExcel_Calculation_FormulaToken::TOKEN_TYPE_UNKNOWN, $pTokenSubType = PHPExcel_Calculation_FormulaToken::TOKEN_SUBTYPE_NOTHING)
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    {
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    	// Initialise values
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    	$this->_value				= $pValue;
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    	$this->_tokenType			= $pTokenType;
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    	$this->_tokenSubType 		= $pTokenSubType;
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    }
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    /**
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     * Get Value
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     *
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     * @return string
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     */
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    public function getValue() {
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    	return $this->_value;
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    }
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    /**
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     * Set Value
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     *
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     * @param string	$value
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     */
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    public function setValue($value) {
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    	$this->_value = $value;
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    }
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    /**
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     * Get Token Type (represented by TOKEN_TYPE_*)
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     *
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     * @return string
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     */
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    public function getTokenType() {
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    	return $this->_tokenType;
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    }
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    /**
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     * Set Token Type
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     *
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     * @param string	$value
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     */
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    public function setTokenType($value = PHPExcel_Calculation_FormulaToken::TOKEN_TYPE_UNKNOWN) {
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    	$this->_tokenType = $value;
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    }
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    /**
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     * Get Token SubType (represented by TOKEN_SUBTYPE_*)
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     *
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     * @return string
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     */
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    public function getTokenSubType() {
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    	return $this->_tokenSubType;
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    }
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    /**
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     * Set Token SubType
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     *
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     * @param string	$value
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     */
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    public function setTokenSubType($value = PHPExcel_Calculation_FormulaToken::TOKEN_SUBTYPE_NOTHING) {
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    	$this->_tokenSubType = $value;
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    }
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}