99 lines
2.2 KiB
C++
99 lines
2.2 KiB
C++
#ifndef LEDEVICETINKERFORGE_H
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#define LEDEVICETINKERFORGE_H
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// STL includes
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#include <cstdio>
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// Hyperion-Leddevice includes
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#include <leddevice/LedDevice.h>
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extern "C" {
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#include <tinkerforge/ip_connection.h>
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#include <tinkerforge/bricklet_led_strip.h>
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}
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class LedDeviceTinkerforge : public LedDevice
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{
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public:
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///
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/// @brief Constructs a Tinkerforge 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 LedDeviceTinkerforge(const QJsonObject &deviceConfig);
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~LedDeviceTinkerforge() override;
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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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protected:
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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 Opens a connection to the master bricklet and the led strip bricklet.
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///
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/// @return Zero on success (i.e. device is ready), else negative
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///
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int open() 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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private:
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///
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/// Writes the data to the LED strip bricklet
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int transferLedData(LEDStrip *ledstrip, unsigned int index, unsigned int length, uint8_t *redChannel, uint8_t *greenChannel, uint8_t *blueChannel);
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/// The host of the master brick
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QString _host;
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/// The port of the master brick
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uint16_t _port;
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/// The uid of the led strip bricklet
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QString _uid;
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/// The interval/rate
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unsigned _interval;
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/// ip connection handle
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IPConnection *_ipConnection;
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/// led strip handle
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LEDStrip *_ledStrip;
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/// buffer for red channel led data
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std::vector<uint8_t> _redChannel;
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/// buffer for red channel led data
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std::vector<uint8_t> _greenChannel;
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/// buffer for red channel led data
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std::vector<uint8_t> _blueChannel;
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/// buffer size of the color channels
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unsigned int _colorChannelSize;
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};
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#endif // LEDEVICETINKERFORGE_H
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