hyperion.ng/libsrc/leddevice/LedDeviceWs2812SPI.h
penfold42 1670ec58a7 led device cleanup, bug fix and schemas (#304)
* sk6812SPI was buggy
cleaned up code - make sk6812spi and ws2812spi more consistent

* led device schema updates
2016-12-01 16:16:59 +01:00

42 lines
913 B
C++

#pragma once
// hyperion incluse
#include "ProviderSpi.h"
///
/// Implementation of the LedDevice interface for writing to Ws2812 led device via spi.
///
class LedDeviceWs2812SPI : public ProviderSpi
{
public:
///
/// Constructs specific LedDevice
///
/// @param deviceConfig json device config
///
LedDeviceWs2812SPI(const QJsonObject &deviceConfig);
/// constructs leddevice
static LedDevice* construct(const QJsonObject &deviceConfig);
///
/// Sets configuration
///
/// @param deviceConfig the json device config
/// @return true if success
virtual bool init(const QJsonObject &deviceConfig);
private:
///
/// 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);
const int SPI_BYTES_PER_COLOUR;
uint8_t bitpair_to_byte[4];
};