66 lines
1.3 KiB
C++
66 lines
1.3 KiB
C++
#include "LedDeviceFile.h"
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#include <chrono>
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#include <iomanip>
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#include <iostream>
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LedDeviceFile::LedDeviceFile(const QJsonObject &deviceConfig)
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: LedDevice()
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{
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_deviceReady = init(deviceConfig);
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}
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LedDeviceFile::~LedDeviceFile()
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{
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}
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LedDevice* LedDeviceFile::construct(const QJsonObject &deviceConfig)
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{
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return new LedDeviceFile(deviceConfig);
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}
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bool LedDeviceFile::init(const QJsonObject &deviceConfig)
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{
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LedDevice::init(deviceConfig);
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_refresh_timer_interval = 0;
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_fileName = deviceConfig["output"].toString("/dev/null");
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_printTimeStamp = deviceConfig["printTimeStamp"].toBool(false);
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return true;
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}
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int LedDeviceFile::open()
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{
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if ( _ofs.is_open() )
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{
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_ofs.close();
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}
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_ofs.open( QSTRING_CSTR(_fileName) );
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return 0;
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}
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int LedDeviceFile::write(const std::vector<ColorRgb> & ledValues)
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{
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if ( _printTimeStamp )
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{
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// get a precise timestamp as a string
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const auto now = std::chrono::system_clock::now();
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const auto nowAsTimeT = std::chrono::system_clock::to_time_t(now);
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const auto nowMs = std::chrono::duration_cast<std::chrono::milliseconds>(
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now.time_since_epoch()) % 1000;
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_ofs
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<< std::put_time(std::localtime(&nowAsTimeT), "%Y-%m-%d %T")
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<< '.' << std::setfill('0') << std::setw(3) << nowMs.count();
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}
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_ofs << " [";
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for (const ColorRgb& color : ledValues)
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{
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_ofs << color;
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}
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_ofs << "]" << std::endl;
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return 0;
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}
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