hyperion.ng/libsrc/leddevice/LedDeviceWs2812SPI.h

#pragma once

// STL includes
#include <string>

// hyperion incluse
#include "ProviderSpi.h"

///
/// Implementation of the LedDevice interface for writing to Ws2801 led device.
///
class LedDeviceWs2812SPI : public ProviderSpi
{
public:
	///
	/// Constructs specific LedDevice
	///
	/// @param deviceConfig json device config
	///
	LedDeviceWs2812SPI(const Json::Value &deviceConfig);

	/// constructs leddevice
	static LedDevice* construct(const Json::Value &deviceConfig);

        ///
        /// Sets configuration
        ///
        /// @param deviceConfig the json device config
        /// @return true if success
        bool setConfig(const Json::Value &deviceConfig);

	///
	/// Writes the led color values to the led-device
	///
	/// @param ledValues The color-value per led
	/// @return Zero on succes else negative
	///
	virtual int write(const std::vector<ColorRgb> &ledValues);

	/// Switch the leds off
	virtual int switchOff();

private:
	uint8_t bitpair_to_byte[4];
};