canola/calculator/proxy.h

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//
// canola - canon canola 1614p emulator
// Copyright (C) 2012 Peter Miller
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License, version 3, as
// published by the Free Software Foundation.
//
// 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/>.
//

#ifndef CANOLA_CALCULATOR_PROXY_H
#define CANOLA_CALCULATOR_PROXY_H

#include <lib/calculator.h>

class calculator_proxy:
    public calculator
{
public:
    virtual ~calculator_proxy();

    calculator_proxy(calculator &deeper);

    void forward(int addr);

protected:
    // See base class for documentation.
    void on_error_v(const char *fmt, va_list ap);

    // See base class for documentation.
    void run(void);

    // See base class for documentation.
    void clock_tick_start_running(void);

    // See base class for documentation.
    void derived_print(const display &value);

    // See base class for documentation.
    void derived_feed(void);

    // See base class for documentation.
    void derived_off(void);

    // See base class for documentation.
    void derived_update_display(const display &value);

    // See base class for documentation.
    void printer_timer_start_running(void);

private:
    calculator &deeper;

    calculator_proxy();

    calculator_proxy(const calculator_proxy &rhs);

    calculator_proxy &operator=(const calculator_proxy &rhs);
};

#endif // CANOLA_CALCULATOR_PROXY_H