[InternalStopwatch] Add an internal stopwatch and use it kinda

SabreTools.Library/InternalStopwatch.cs

@@ -0,0 +1,82 @@
+using System;
+
+using SabreTools.Library.Data;
+
+namespace SabreTools.Library
+{
+	/// <summary>
+	/// Stopwatch class for keeping track of duration in the code
+	/// </summary>
+	public class InternalStopwatch
+	{
+		private string _subject;
+		private DateTime _startTime;
+
+		/// <summary>
+		/// Constructor that initalizes the stopwatch
+		/// </summary>
+		public InternalStopwatch()
+		{
+			_subject = "";
+		}
+
+		/// <summary>
+		/// Constructor that initalizes the stopwatch with a subject and starts immediately
+		/// </summary>
+		/// <param name="subject">Subject of the stopwatch</param>
+		public InternalStopwatch(string subject)
+		{
+			_subject = subject;
+			Start();
+		}
+
+		/// <summary>
+		/// Constructor that initalizes the stopwatch with a subject and starts immediately
+		/// </summary>
+		/// <param name="subject">Subject of the stopwatch</param>
+		/// <param name="more">Parameters to format the string</param>
+		public InternalStopwatch(string subject, params object[] more)
+		{
+			_subject = string.Format(subject, more);
+			Start();
+		}
+
+		/// <summary>
+		/// Start the stopwatch and display subject text
+		/// </summary>
+		public void Start()
+		{
+			_startTime = DateTime.Now;
+			Globals.Logger.User("{0}...", _subject);
+		}
+
+		/// <summary>
+		/// Start the stopwatch and display subject text
+		/// </summary>
+		/// <param name="subject">Text to show on stopwatch start</param>
+		public void Start(string subject)
+		{
+			_subject = subject;
+			Start();
+		}
+
+		/// <summary>
+		/// Start the stopwatch and display subject text
+		/// </summary>
+		/// <param name="subject">Text to show on stopwatch start</param>
+		/// <param name="more">Parameters to format the string</param>
+		public void Start(string subject, params object[] more)
+		{
+			_subject = string.Format(subject, more);
+			Start();
+		}
+
+		/// <summary>
+		/// End the stopwatch and display subject text
+		/// </summary>
+		public void Stop()
+		{
+			Globals.Logger.User("{0} completed in {1}", _subject, DateTime.Now.Subtract(_startTime).ToString(@"hh\:mm\:ss\.fffff"));
+		}
+	}
+}