Adapted Paintpack to HIDDevice API

Author: NicoHood

libsrc/leddevice/LedDeviceFactory.cpp

@@ -181,7 +181,15 @@ LedDevice * LedDeviceFactory::construct(const Json::Value & deviceConfig)
 	}
 	else if (type == "paintpack")
 	{
-		LedDevicePaintpack * devicePainLightpack = new LedDevicePaintpack();
+		const int delay_ms        = deviceConfig["delayAfterConnect"].asInt();
+		auto VendorIdString       = deviceConfig.get("VID", "0x0EBF").asString();
+		auto ProductIdString      = deviceConfig.get("PID", "0x0025").asString();
+
+		// Convert HEX values to integer
+		auto VendorId = std::stoul(VendorIdString, nullptr, 16);
+		auto ProductId = std::stoul(ProductIdString, nullptr, 16);
+
+		LedDevicePaintpack * devicePainLightpack = new LedDevicePaintpack(VendorId, ProductId, delay_ms);
 		devicePainLightpack->open();
 
 		device = devicePainLightpack;

libsrc/leddevice/LedDevicePaintpack.cpp

@@ -2,61 +2,25 @@
 // Hyperion includes
 #include "LedDevicePaintpack.h"
 
-LedDevicePaintpack::LedDevicePaintpack() :
-	LedDevice(),
-	_deviceHandle(nullptr)
+// Use out report HID device
+LedDevicePaintpack::LedDevicePaintpack(const unsigned short VendorId, const unsigned short ProductId, int delayAfterConnect_ms) :
+	LedHIDDevice(VendorId, ProductId, delayAfterConnect_ms, false),
+	_ledBuffer(0)
 {
 	// empty
 }
 
-int LedDevicePaintpack::open()
-{
-	// initialize the usb context
-	int error = hid_init();
-	if (error != 0)
-	{
-		std::cerr << "Error while initializing the hidapi context" << std::endl;
-		return -1;
-	}
-	std::cout << "Hidapi initialized" << std::endl;
-
-	// Initialise the paintpack device
-	const unsigned short Paintpack_VendorId  = 0x0ebf;
-	const unsigned short Paintpack_ProductId = 0x0025;
-	_deviceHandle = hid_open(Paintpack_VendorId, Paintpack_ProductId, nullptr);
-	if (_deviceHandle == nullptr)
-	{
-		// Failed to open the device
-		std::cerr << "Failed to open HID Paintpakc device " << std::endl;
-		return -1;
-	}
-
-	return 0;
-}
 
-LedDevicePaintpack::~LedDevicePaintpack()
+int LedDevicePaintpack::write(const std::vector<ColorRgb> & ledValues)
 {
-	if (_deviceHandle != nullptr)
+	if (_ledBuffer.size() < 2 + ledValues.size()*3)
 	{
-		hid_close(_deviceHandle);
-		_deviceHandle = nullptr;
+		_ledBuffer.resize(2 + ledValues.size()*3, uint8_t(0));
+		_ledBuffer[0] = 3;
+		_ledBuffer[1] = 0;
 	}
 
-	hid_exit();
-}
-
-int LedDevicePaintpack::write(const std::vector<ColorRgb>& ledValues)
-{
-	if (_ledBuffer.size() < 3 + ledValues.size()*3)
-	{
-		_ledBuffer.resize(3 + ledValues.size()*3, uint8_t(0));
-
-		_ledBuffer[0] = 0;
-		_ledBuffer[1] = 3;
-		_ledBuffer[2] = 0;
-	}
-
-	auto bufIt = _ledBuffer.begin()+3;
+	auto bufIt = _ledBuffer.begin()+2;
 	for (const ColorRgb & ledValue : ledValues)
 	{
 		*bufIt = ledValue.red;
@@ -67,11 +31,12 @@ int LedDevicePaintpack::write(const std::vector<ColorRgb>& ledValues)
 		++bufIt;
 	}
 
-	return hid_write(_deviceHandle, _ledBuffer.data(), _ledBuffer.size());
+	return writeBytes(_ledBuffer.size(), _ledBuffer.data());
 }
 
+
 int LedDevicePaintpack::switchOff()
 {
-	std::fill(_ledBuffer.begin()+3, _ledBuffer.end(), uint8_t(0));
-	return hid_write(_deviceHandle, _ledBuffer.data(), _ledBuffer.size());
+	std::fill(_ledBuffer.begin() + 2, _ledBuffer.end(), uint8_t(0));
+	return writeBytes(_ledBuffer.size(), _ledBuffer.data());
 }

libsrc/leddevice/LedDevicePaintpack.h

@@ -3,34 +3,19 @@
 // STL includes
 #include <vector>
 
-// libusb include
-#include <hidapi/hidapi.h>
-
 // Hyperion includes
-#include <leddevice/LedDevice.h>
+#include "LedHIDDevice.h"
 
 ///
 /// LedDevice implementation for a paintpack device ()
 ///
-class LedDevicePaintpack : public LedDevice
+class LedDevicePaintpack : public LedHIDDevice
 {
 public:
 	/**
 	 * Constructs the paintpack device
 	 */
-	LedDevicePaintpack();
-
-	/**
-	 * Destructs the paintpack device, closes USB connection if open
-	 */
-	virtual ~LedDevicePaintpack();
-
-	/**
-	 * Opens the Paintpack device
-	 *
-	 * @return Zero on succes else negative
-	 */
-	int open();
+	LedDevicePaintpack(const unsigned short VendorId, const unsigned short ProductId, int delayAfterConnect_ms);
 
 	///
 	/// Writes the RGB-Color values to the leds.
@@ -49,11 +34,6 @@ class LedDevicePaintpack : public LedDevice
 	virtual int switchOff();
 
 private:
-	/// libusb device handle
-	hid_device * _deviceHandle;
-
 	/// buffer for led data
 	std::vector<uint8_t> _ledBuffer;
-
-
 };