hyperion.ng/libsrc/leddevice/LedUdpDevice.h

61 lines
1.4 KiB
C++

#pragma once
#include <QUdpSocket>
// Hyperion includes
#include <leddevice/LedDevice.h>
#include <utils/Logger.h>
///
/// The LedUdpDevice implements an abstract base-class for LedDevices using the SPI-device.
///
class LedUdpDevice : public LedDevice
{
public:
///
/// Constructs the LedDevice sendig data via udp
///
/// @param[in] outputDevice string hostname:port
/// @param[in] latchTime_ns The latch-time to latch in the values across the SPI-device (negative
/// means no latch required) [ns]
///
LedUdpDevice(const std::string& outputDevice, const int latchTime_ns = -1);
///
/// Destructor of the LedDevice; closes the output device if it is open
///
virtual ~LedUdpDevice();
///
/// Opens and configures the output device
///
/// @return Zero on succes else negative
///
int open();
protected:
///
/// Writes the given bytes/bits to the SPI-device and sleeps the latch time to ensure that the
/// values are latched.
///
/// @param[in] size The length of the data
/// @param[in] data The data
///
/// @return Zero on succes else negative
///
int writeBytes(const unsigned size, const uint8_t *data);
private:
/// The UDP destination as "host:port"
const std::string _target;
/// The time which the device should be untouched after a write
const int _LatchTime_ns;
///
QUdpSocket * _udpSocket;
QHostAddress _address;
quint16 _port;
};