Initial commit for the EK Loop Connect Support

* Implemented Static & Breathing modes

Controllers/EKController/EKController.cpp

@@ -0,0 +1,88 @@
+/*-------------------------------------------------------------------*\
+|  EKController.cpp                                                   |
+|                                                                     |
+|  Driver for EK Loop Connect                                         |
+|                                                                     |
+|  Chris M (Dr_No)          16th Jul 2020                             |
+|                                                                     |
+\*-------------------------------------------------------------------*/
+
+#include "EKController.h"
+
+EKController::EKController(hid_device* dev_handle, wchar_t *_vendor, wchar_t *_device_name, char *_path)
+{
+    int tmp_size = wcslen(_vendor);
+
+    dev = dev_handle;
+
+    for(int i=0; (i < tmp_size) && (i < EK_DEVICE_NAME_SIZE); i++)
+    {
+        device_name[i] = (char)_vendor[i];
+    }
+
+    for(int j=0; (j < wcslen(_vendor)) && ((tmp_size + j) < EK_DEVICE_NAME_SIZE); j++)
+    {
+        device_name[tmp_size+j] = (char)_device_name[j];
+    }
+
+    location = _path;
+
+    current_mode = EK_MODE_STATIC;
+    current_speed = EK_SPEED_NORMAL;
+}
+
+EKController::~EKController()
+{
+    hid_close(dev);
+}
+
+char* EKController::GetDeviceName()
+{
+    return device_name;
+}
+
+char* EKController::GetSerial()
+{
+    return serial;
+}
+
+std::string EKController::GetLocation()
+{
+    return location;
+}
+
+void EKController::SetMode(unsigned char mode, unsigned char speed)
+{
+    current_mode  = mode;
+    current_speed = speed;
+
+    SendUpdate();
+}
+
+void EKController::SetColor(unsigned char red, unsigned char green, unsigned char blue)
+{
+    current_red   = red;
+    current_green = green;
+    current_blue  = blue;
+
+    SendUpdate();
+}
+
+void EKController::SendUpdate()
+{
+    unsigned char buffer[EK_PACKET_LENGTH] = { 0x00 };
+    int buffer_size = (sizeof(buffer) / sizeof(buffer[0]));
+
+    for(int i = 0; i < EK_COLOUR_MODE_DATA_SIZE; i++)
+    {
+        buffer[i] = colour_mode_data[current_mode][i];
+    }
+
+    //Set the relevant colour info
+    buffer[EK_RED_BYTE] = current_red;
+    buffer[EK_GREEN_BYTE] = current_green;
+    buffer[EK_BLUE_BYTE] = current_blue;
+    buffer[EK_SPEED_BYTE] = speed_mode_data[current_mode][current_speed];
+
+    hid_write(dev, buffer, buffer_size);
+}