p9813.hpp

/*
 * Author: Sergey Kiselev <sergey.kiselev@intel.com>
 * Copyright (c) 2017 Sergey Kiselev
 * Based on the apa102 driver writen by Yannick Adam <yannick.adam@gmail.com>
 *
 * 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 <mraa/gpio.hpp>
#include <vector>

namespace upm
{
typedef struct {
    uint8_t red, green, blue;
} RgbColor;

class P9813
{
  public:
    P9813(uint16_t ledCount, uint16_t clkPin, uint16_t dataPin, bool batchMode = false);

    virtual ~P9813() {};

    void setLed(uint16_t ledIdx, uint8_t r, uint8_t g, uint8_t b);

    void setAllLeds(uint8_t r, uint8_t g, uint8_t b);

    void
    setLeds(uint16_t startIdx, uint16_t endIdx, uint8_t r, uint8_t g, uint8_t b);

    void setLeds(uint16_t startIdx, uint16_t endIdx, std::vector<RgbColor> colors);

    void pushState();

  private:
    std::vector<RgbColor> m_leds;
    mraa::Gpio m_clkGpio;
    mraa::Gpio m_dataGpio;
    bool m_batchMode;

    void sendByte(uint8_t data);
};
}