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53 lines
1.2 KiB
C++
53 lines
1.2 KiB
C++
#ifndef LEDEVICEAPA104_H
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#define LEDEVICEAPA104_H
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// hyperion includes
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#include "ProviderSpi.h"
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///
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/// Implementation of the LedDevice interface for writing to APA104 led device via spi.
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///
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class LedDeviceAPA104 : public ProviderSpi
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{
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public:
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///
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/// @brief Constructs an APA104 LED-device
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///
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/// @param deviceConfig Device's configuration as JSON-Object
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///
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explicit LedDeviceAPA104(const QJsonObject &deviceConfig);
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///
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/// @brief Constructs the LED-device
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///
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/// @param[in] deviceConfig Device's configuration as JSON-Object
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/// @return LedDevice constructed
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static LedDevice* construct(const QJsonObject &deviceConfig);
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private:
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///
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/// @brief Initialise the device's configuration
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///
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/// @param[in] deviceConfig the JSON device configuration
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/// @return True, if success
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///
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bool init(const QJsonObject &deviceConfig) override;
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///
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/// @brief Writes the RGB-Color values to the LEDs.
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///
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/// @param[in] ledValues The RGB-color per LED
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/// @return Zero on success, else negative
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///
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int write(const std::vector<ColorRgb> & ledValues) override;
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const int SPI_BYTES_PER_COLOUR;
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const int SPI_FRAME_END_LATCH_BYTES;
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uint8_t bitpair_to_byte[4];
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};
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#endif // LEDEVICEAPA104_H
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