term.h

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/*
 * Copyright (C) 2008 Kamil Dudka <xdudka00@stud.fit.vutbr.cz>
 *
 * This file is part of rob08
 *
 * rob08 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
 * any later version.
 *
 * rob08 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 rob08.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef TERM_H
#define TERM_H

#include "config.h"

#ifndef BUILDING_DOX
#   include <signal.h>
#   include <string>
#endif

extern volatile sig_atomic_t bSignal;

class IErrorSensitive {
    public:
        virtual ~IErrorSensitive() { }
        virtual bool hasError() const = 0;
};

class IWriter: public IErrorSensitive {
    public:
        virtual ~IWriter() { }
        virtual bool writeAck() = 0;                            
        virtual bool writeByte(unsigned char data) = 0;         
        virtual bool writeWord(unsigned int data) = 0;          
        virtual bool writeText(const std::string &data) = 0;    
};

class ICharReader {
    public:
        virtual ~ICharReader() { }
        virtual bool getChar(char &) = 0;
        virtual bool hasInput(int timeout) = 0;
};

class ITerm: public IWriter, public ICharReader {
};

class TermFactory {
    public:
        static ITerm* createTerm(const std::string &);
    private:
        TermFactory();
};

#endif /* TERM_H */

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