75 lines
1.6 KiB
C++
75 lines
1.6 KiB
C++
#pragma once
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// STL includes
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#include <fstream>
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#include <chrono>
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// Leddevice includes
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#include <leddevice/LedDevice.h>
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///
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/// Implementation of the LedDevice that write the led-colors to an
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/// ASCII-textfile('/home/pi/LedDevice.out')
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///
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class LedDeviceFile : public LedDevice
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{
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public:
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///
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/// Constructs specific LedDevice
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///
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/// @param deviceConfig json device config
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///
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explicit LedDeviceFile(const QJsonObject &deviceConfig);
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///
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/// Destructor of this test-device
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///
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virtual ~LedDeviceFile() override;
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/// constructs leddevice
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static LedDevice* construct(const QJsonObject &deviceConfig);
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///
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/// Sets configuration
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///
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/// @param deviceConfig the json device config
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/// @return true if success
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virtual bool init(const QJsonObject &deviceConfig) override;
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public slots:
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///
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/// Closes the output device.
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/// Includes switching-off the device and stopping refreshes
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///
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virtual void close() override;
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protected:
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///
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/// Opens and initiatialises the output device
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///
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/// @return Zero on succes (i.e. device is ready and enabled) else negative
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///
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virtual int open() override;
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///
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/// Writes the given led-color values to the output stream
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///
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/// @param ledValues The color-value per led
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///
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/// @return Zero on success else negative
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///
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virtual int write(const std::vector<ColorRgb> & ledValues) override;
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/// The outputstream
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std::ofstream _ofs;
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private:
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QString _fileName;
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/// Timestamp for the output record
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bool _printTimeStamp;
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/// Last write/output timestamp
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std::chrono::system_clock::time_point lastWriteTime = std::chrono::system_clock::now();
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};
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