bh1750.hpp

/*
 * Author: Jon Trulson <jtrulson@ics.com>
 * Copyright (c) 2016 Intel Corporation.
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
#pragma once

#include <string>
#include <iostream>

#include <stdlib.h>
#include <unistd.h>
#include <string.h>

#include "bh1750.h"

namespace upm {
  class BH1750 {
  public:

    BH1750(int bus=BH1750_DEFAULT_I2C_BUS, int addr=BH1750_DEFAULT_I2C_ADDR,
           BH1750_OPMODES_T mode=BH1750_OPMODE_H2_ONCE);

    ~BH1750();

    void reset();

    float getLux();

    void powerUp();

    void powerDown();

    void setOpmode(BH1750_OPMODES_T mode);

  protected:
    // bh1750 device context
    bh1750_context m_bh1750;

    void sendCommand(uint8_t cmd);

    uint16_t readData();

  private:
    /* Disable implicit copy and assignment operators */
    BH1750(const BH1750&) = delete;
    BH1750 &operator=(const BH1750&) = delete;
  };
}