hyperion.ng/libsrc/leddevice/ProviderHID.h
Paulchen Panther 464de381a0 JsonCpp to QTJson (Final Part) (#273)
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70 lines
1.3 KiB
C++

#pragma once
#include <QObject>
// libusb include
#include <hidapi/hidapi.h>
// Leddevice includes
#include <leddevice/LedDevice.h>
///
/// The ProviderHID implements an abstract base-class for LedDevices using an HID-device.
///
class ProviderHID : public LedDevice
{
Q_OBJECT
public:
///
/// Constructs specific LedDevice
///
ProviderHID();
///
/// Destructor of the LedDevice; closes the output device if it is open
///
virtual ~ProviderHID();
///
/// Sets configuration
///
/// @param deviceConfig the json device config
/// @return true if success
virtual bool init(const QJsonObject &deviceConfig);
///
/// Opens and configures the output device
///
/// @return Zero on succes else negative
///
int open();
protected:
/**
* Writes the given bytes to the HID-device and
*
* @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);
// HID VID and PID
unsigned short _VendorId;
unsigned short _ProductId;
bool _useFeature;
/// libusb device handle
hid_device * _deviceHandle;
/// Sleep after the connect before continuing
int _delayAfterConnect_ms;
bool _blockedForDelay;
private slots:
/// Unblock the device after a connection delay
void unblockAfterDelay();
};