CaptchaGenerator.h

//this file is part of eMule
//Copyright (C)2002-2008 Merkur ( strEmail.Format("%s@%s", "devteam", "emule-project.net") / http://www.emule-project.net )
//
//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 2 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, write to the Free Software
//Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

#pragma once
#include "SafeFile.h"

class CxImage;

class CCaptchaGenerator
{
public:
	CCaptchaGenerator(uint32 nLetterCount = 4);
	~CCaptchaGenerator(void);

	void	ReGenerateCaptcha(uint32 nLetterCount = 4);
	void	Clear();
	CString	GetCaptchaText() const						{return m_strCaptchaText;}
	bool	WriteCaptchaImage(CFileDataIO& file);


private:
	CxImage*	m_pimgCaptcha;
	CString		m_strCaptchaText;
};