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Copyright (C) 2005-2009 Julien Jorge, Sebastien Angibaud
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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This program is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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contact: plee-the-bear@gamned.org
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Please add the tag [Bear] in the subject of your mails.
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* \file boolean_expression.hpp
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* \brief A boolean expression.
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* \author Julien Jorge
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#ifndef __ENGINE_BOOLEAN_EXPRESSION_HPP__
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#define __ENGINE_BOOLEAN_EXPRESSION_HPP__
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#include "engine/class_export.hpp"
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class base_boolean_expression;
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* \brief A boolean expression.
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* \author Julien Jorge
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class ENGINE_EXPORT boolean_expression
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/** \brief The base class for boolean expressions. */
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typedef base_boolean_expression base_expression_type;
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boolean_expression( const base_boolean_expression& e );
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boolean_expression( const boolean_expression& that );
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~boolean_expression();
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bool evaluate() const;
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operator bool() const;
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boolean_expression& operator=( const boolean_expression& that );
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boolean_expression operator==( const boolean_expression& that ) const;
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boolean_expression operator!=( const boolean_expression& that ) const;
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boolean_expression operator&&( const boolean_expression& that ) const;
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boolean_expression operator||( const boolean_expression& that ) const;
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boolean_expression operator^( const boolean_expression& that ) const;
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/** \brief The implemented expression. */
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base_boolean_expression* m_expr;
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}; // class boolean_expression
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bear::engine::boolean_expression
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operator!( const bear::engine::boolean_expression that );
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#endif // __ENGINE_BOOLEAN_EXPRESSION_HPP__