/*

	Classe MySimpleWatch
	Mesure facile avec StopWatch
	Version 1.0 - Last Modif : 14/02/2008 14:30
	Développé par Sebastien WARIN < sebastien [arobase] warin [point] fr >
	(c) 2008 - http://sebastien.warin.fr

*/

using System;
using System.Diagnostics;

public class MySimpleWatch
{
    /* Private field */
    private Stopwatch stopWatch;
    /* Constructor*/
    public MySimpleWatch()
    { stopWatch = new Stopwatch(); }
    /* Public methods */
    public void DisplayWatch(Action action) {
        DisplayWatch(String.Empty, action);
    }
    public void DisplayWatch(string name, Action action) {
        Console.WriteLine("------------ Start {0} ------------", name);
        Watch(action,
            (t => Console.WriteLine("------------ Stop ------------\n" +
                "ElapsedTime : {0} ms", t.ElapsedMilliseconds.ToString())));
    }
    public void ProcessWatch(Action action, Action<Stopwatch> result) {
        Watch(action, result);
    }
    public Stopwatch SimpleWatch(Action action) {
        return Watch(action, null);
    }
    /* Private method */
    private Stopwatch Watch(Action action, Action<Stopwatch> result) {
        if (stopWatch == null)
            stopWatch = new Stopwatch();
        else
            stopWatch.Reset();
        // Process the action to mesurate
        stopWatch.Start();
        action();
        stopWatch.Stop();
        // Process the result ?
        if (result != null) result(stopWatch);
        // Return the Stopwatch
        return stopWatch;
    }
}