64 lines
1.3 KiB
C++
64 lines
1.3 KiB
C++
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// STL includes
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#include <cstring>
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#include <cstdio>
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#include <iostream>
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// Linux includes
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#include <fcntl.h>
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#include <sys/ioctl.h>
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// hyperion local includes
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#include "LedDeviceRawHID.h"
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// Use feature report HID device
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LedDeviceRawHID::LedDeviceRawHID(const Json::Value &deviceConfig)
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: LedHIDDevice(deviceConfig)
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, _timer()
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{
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_useFeature = true;
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// setup the timer
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_timer.setSingleShot(false);
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_timer.setInterval(5000);
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connect(&_timer, SIGNAL(timeout()), this, SLOT(rewriteLeds()));
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// start the timer
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_timer.start();
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}
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LedDevice* LedDeviceRawHID::construct(const Json::Value &deviceConfig)
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{
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return new LedDeviceRawHID(deviceConfig);
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}
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int LedDeviceRawHID::write(const std::vector<ColorRgb> & ledValues)
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{
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// Resize buffer if required
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if (_ledBuffer.size() < ledValues.size() * 3) {
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_ledBuffer.resize(3 * ledValues.size());
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}
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// restart the timer
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_timer.start();
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// write data
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memcpy(_ledBuffer.data(), ledValues.data(), ledValues.size() * 3);
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return writeBytes(_ledBuffer.size(), _ledBuffer.data());
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}
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int LedDeviceRawHID::switchOff()
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{
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// restart the timer
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_timer.start();
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// write data
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std::fill(_ledBuffer.begin(), _ledBuffer.end(), uint8_t(0));
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return writeBytes(_ledBuffer.size(), _ledBuffer.data());
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}
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void LedDeviceRawHID::rewriteLeds()
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{
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writeBytes(_ledBuffer.size(), _ledBuffer.data());
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}
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