#副標=提昇軟體生產力的神兵利器
#大標=應用重構技術活化軟體資產-Refactoring
#作者=文／林耀珍


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#程式1
class Circle
{
  public static double CalcCircumference(double diameter)
  { return 3.14 * diameter; }

  public static double CalcArea(double radius)
  { return 3.14 * radius * radius; }
}
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#程式2
static void Main(string[] args)
{
  Console.WriteLine("*** Please enter your 
credentials ***");
  // Get user name and password.
  GetCredentials();
}

private static void GetCredentials()
{
  string userName;
  string passWord;
  Console.Write("Enter User Name: ");
  userName = Console.ReadLine();
  Console.Write("Enter Password: ");
  passWord = Console.ReadLine();
}
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#程式3
public class MyPoint
{
	public int x;
	private int y;
	public int YPos
	{
		get	{return y;}
		set	{y = value;}
	}
}
public class client
{
	public void SetLocation()
	{
		MyPoint pt = new MyPoint();
		Console.Write("Enter X position: ");
		pt.x = int.Parse(Console.ReadLine());
		Console.Write("Enter Y position: ");
		pt.YPos = int.Parse(Console.ReadLine());
	}
	public void PrintLocation(MyPoint pt)
	{
		// Print new location.
		Console.WriteLine("[{0}, {1}]", 
           pt.x, pt.YPos);
	}
}
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#程式4
interface IShape
{
	void Draw();
	Color GetArgb();
	Rectangle GetBoundingRect();
}

class Shape2D : IShape
{
	public void Draw()
	{ /* Some interesting code. */ }
	public Rectangle GetBoundingRect()
	{ /* More interesting code. */ }
	public Color GetArgb()
	{ /* Even more interesting code. */ }
}	
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