TSL2591.hpp

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/*
 * This file is part of the DUDS project. It is subject to the BSD-style
 * license terms in the LICENSE file found in the top-level directory of this
 * distribution and at https://github.com/jjackowski/duds/blob/master/LICENSE.
 * No part of DUDS, including this file, may be copied, modified, propagated,
 * or distributed except according to the terms contained in the LICENSE file.
 *
 * Copyright (C) 2017  Jeff Jackowski
 */
#ifndef TSL2591_HPP
#define TSL2591_HPP

#include <duds/hardware/interface/I2c.hpp>
#include <duds/hardware/interface/Conversation.hpp>
#include <duds/hardware/devices/DeviceErrors.hpp>
#include <duds/data/Quantity.hpp>

namespace duds { namespace hardware { namespace devices { namespace instruments {

struct TSL2591Error : DeviceError { };
struct TSL2591BadGain : TSL2591Error { };
struct TSL2591BadIntegration : TSL2591Error { };

class TSL2591 : boost::noncopyable {
    std::unique_ptr<duds::hardware::interface::I2c> com;
    duds::hardware::interface::Conversation initialize;
    duds::hardware::interface::Conversation input;
    double scale;
    std::uint16_t broad, ir;
public:
    TSL2591(std::unique_ptr<duds::hardware::interface::I2c> &c);
    ~TSL2591();
    void init(int gain, int integration);
    void suspend();
    void resume();
    void sample();
    duds::data::Quantity brightness() const;
    std::uint16_t brightnessCount() const {
        return broad;
    }
    duds::data::Quantity brightnessIr() const;
    std::uint16_t brightnessIrCount() const {
        return ir;
    }
};

} } } }

#endif        //  #ifndef TSL2591_HPP