78 lines
1.5 KiB
C++
78 lines
1.5 KiB
C++
#pragma once
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#include <QObject>
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// libusb include
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#include <hidapi/hidapi.h>
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// Leddevice includes
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#include <leddevice/LedDevice.h>
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///
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/// The ProviderHID implements an abstract base-class for LedDevices using an HID-device.
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///
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class ProviderHID : public LedDevice
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{
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Q_OBJECT
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public:
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///
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/// Constructs specific LedDevice
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///
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ProviderHID();
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///
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/// Destructor of the LedDevice; closes the output device if it is open
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///
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virtual ~ProviderHID() override;
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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 configures the output device
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///
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/// @return Zero on succes else negative
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///
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int open() override;
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/**
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* Writes the given bytes to the HID-device and
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*
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* @param[in] size The length of the data
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* @param[in] data The data
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*
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* @return Zero on succes else negative
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*/
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int writeBytes(const unsigned size, const uint8_t *data);
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// HID VID and PID
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unsigned short _VendorId;
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unsigned short _ProductId;
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bool _useFeature;
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/// libusb device handle
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hid_device * _deviceHandle;
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/// Sleep after the connect before continuing
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int _delayAfterConnect_ms;
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bool _blockedForDelay;
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private slots:
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/// Unblock the device after a connection delay
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void unblockAfterDelay();
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};
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