/*
 *  OpenSCAD (www.openscad.org)
 *  Copyright (C) 2009-2011 Clifford Wolf <clifford@clifford.at> and
 *                          Marius Kintel <marius@kintel.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.
 *
 *  As a special exception, you have permission to link this program
 *  with the CGAL library and distribute executables, as long as you
 *  follow the requirements of the GNU GPL in regard to all of the
 *  software in the executable aside from CGAL.
 *
 *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

#pragma once

#include <utility>
#include <hidapi.h>

#include "input/InputDriver.h"

class HidApiInputDriver : public InputDriver
{
    Q_OBJECT

    std::string name;
    unsigned int buttons;
    hid_device* hid_dev;
    const struct device_id *dev;

public:
    HidApiInputDriver();
    ~HidApiInputDriver();
    void run() override;
    bool open() override;
    void close() override;

    const std::string & get_name() const override;
    std::string get_info() const override;

    void hidapi_decode_axis(const unsigned char *buf, unsigned int len);
    void hidapi_decode_button(const unsigned char *buf, unsigned int len);

    int getButtonCount() const override{
        return 16;
    }
    int getAxisCount() const override{
        return 6;
    }

private:
	std::pair<hid_device *, const struct device_id *> enumerate() const;
    void hidapi_input(hid_device* hid_dev);
};

struct device_id {
    int vendor_id;
    int product_id;
    void (HidApiInputDriver::*axis_decoder)(const unsigned char *buf, unsigned int len);
    void (HidApiInputDriver::*button_decoder)(const unsigned char *buf, unsigned int len);
    const char *name;
};
