Added ergodox hid manager

src/ergodox.hpp

@@ -0,0 +1,54 @@
+#pragma once
+
+#include <stdexcept>
+#include <cstdint>
+#include <wchar.h>
+#include "hidapi.h"
+
+/*
+A singleton Ergodox interface. Wraps all hidapi methods, including
+hid_init() and hid_exit().
+*/
+class Ergodox {
+	public:
+		static Ergodox& init(
+			unsigned short vendor_id,
+			unsigned short product_id,
+			unsigned short usage,
+			unsigned short usage_page
+		);
+
+		~Ergodox();
+
+		int write(
+			uint8_t* data,
+			size_t length
+		) const;
+
+
+	private:
+		Ergodox(
+			unsigned short vendor_id,
+			unsigned short product_id,
+			unsigned short usage,
+			unsigned short usage_page
+		);
+
+		// Disable copy and assignment
+		//Ergodox(void);
+		//Ergodox(Ergodox& other);
+		//Ergodox& operator=(Ergodox& other);
+
+		void open();
+		void close();
+
+		// USB Device paramaters
+		const unsigned short vendor_id;
+		const unsigned short product_id;
+		const unsigned short usage;
+		const unsigned short usage_page;
+
+		// HID device.
+		// NULL if not opened.
+		hid_device* handle;
+};