#ifndef _pattern_h
#define _pattern_h

/*
 *	subtitleeditor -- a tool to create or edit subtitle
 *
 *	http://home.gna.org/subtitleeditor/
 *	https://gna.org/projects/subtitleeditor/
 *
 *	Copyright @ 2005-2009, kitone
 *
 *	This program 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.
 *
 *	This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
 */

#include <glibmm.h>
#include <list>

/*
 *
 */
class Pattern
{
	friend class PatternManager;

	/*
	 * Private class for Rule
	 * Pattern can be have multiple rule
	 */
	class Rule
	{
	public:
		Glib::RefPtr<Glib::Regex> m_regex;
		Glib::ustring m_replacement;
		bool m_repeat;

		Glib::RefPtr<Glib::Regex> m_previous_match;
	};

public:

	/*
	 * Constructor
	 */
	Pattern();

	/*
	 * Destructor
	 * Delete rules.
	 */
	~Pattern();

	/*
	 * Return the name of the pattern.
	 */
	Glib::ustring get_name();

	/*
	 * Return the name of the pattern.
	 */
	Glib::ustring get_label();

	/*
	 * Return the name of the pattern.
	 */
	Glib::ustring get_description();

	/*
	 * Return the active state of the pattern. (Enable by default)
	 */
	bool is_enable();

	/*
	 * Apply the pattern if it is enabled.
	 * With the repeat support.
	 */
	void execute(Glib::ustring &text, const Glib::ustring &previous);

protected:
	bool m_enabled;
	Glib::ustring m_codes;
	Glib::ustring m_name;
	Glib::ustring m_label;
	Glib::ustring m_description;
	Glib::ustring m_classes;
	Glib::ustring m_policy;
	std::list<Rule*> m_rules;
};


#endif//_pattern_h
