Unity3D scripts published prior to Ludum Dare 29

Credits.cs

using UnityEngine;
using System.Collections;

/// <summary>
///   Published prior to Ludum Dare 29
/// 
///   Simple Unity3D script to create scrolling credits
/// 
///   How to use:
///   
///   * Create a new scene
///   * Attach this to your camera (or a new empty game object)
///   * Set "CreditText" property accordingly
/// 
///   Known issues:
/// 
///   * Does not react to horizontal scaling of your window
/// </summary>
public class Credits : MonoBehaviour 
{
	public TextAsset CreditsText;
	
	public float Speed = 0.1f;

	public int MaxFontSize = 20;

	public GUIStyle TextStyle = new GUIStyle();
	
	private GameObject creditHolder;

	private GUIText creditText;
	
	private Transform creditHolderTransform;

	public void Start()
	{
		InitializeCreditHolder();
		RecalculateFontSize();
		PlaceCreditsAtTheScreensBottom();
	}

	public void Update()
	{
		RecalculateFontSize();
		MoveCreditsTextUntilEndIsReached();
	}

	private void InitializeCreditHolder()
	{
		creditHolder = new GameObject ("Credits");
		creditText = creditHolder.AddComponent<GUIText> ();
		creditText.alignment = TextAlignment.Center;
		creditText.anchor = TextAnchor.LowerCenter;
		creditText.text = GetCreditsText ();
		creditText.fontStyle = TextStyle.fontStyle;
		creditHolderTransform = creditHolder.transform;
	}

	void RecalculateFontSize ()
	{
		int fontSize = MaxFontSize;
		do 
		{
			creditText.fontSize = fontSize;
			fontSize--;
		} while (creditText.GetScreenRect().width>Screen.width);
	}

	void PlaceCreditsAtTheScreensBottom ()
	{
		float screeny=0;
		float y=0.0f;
		float minScreenY = (-1.0f * creditText.GetScreenRect().height)+Screen.height/2;
		do
		{	
			creditHolderTransform.position = new Vector2(0.5f, y);
			y -= 0.1f;
			
			screeny = creditText.GetScreenRect().y;
		}while(screeny>minScreenY);
	}

	private string GetCreditsText()
	{
		if (CreditsText != null) 
		{
			return CreditsText.text;
		}
		return CreatePlaceHolderText();
	}
	
	private string CreatePlaceHolderText ()
	{
		string placeHolderText = "These credits are only a placeholder\n\n\n";
		for (int i = 0; i < 100; i++) 
		{
			placeHolderText+="Please set 'CreditsText' text asset for real credits...\n";
		}
		placeHolderText += "\n\n\n\n\nThanks for watching placeholder credits this far :)";
		return placeHolderText;
	}

	private void MoveCreditsTextUntilEndIsReached ()
	{
		if(creditText.GetScreenRect().y > Screen.height*0.35)
		{
			return;
		}
		creditHolderTransform.Translate(Vector3.up * Time.deltaTime * Speed);
	}
}

Hud.cs

using UnityEngine;
using System.Collections;

/// <summary>
///   Published prior to Ludum Dare 29
/// 
///   Simple Unity3D script to show scores etc. on top of your scene.
///   Scales with your window size.
/// 
///   How to use:
///   
///   * Create a new scene
///   * Attach this to your camera
///   * Update placeholder text accordingly and adjust colum count / sizing as required
/// 
///   Known issues:
/// 
///   * GUI.Label size is not calculated automatically
/// </summary>
public class Hud : MonoBehaviour 
{
	public GUIStyle TextStyle = new GUIStyle();

	public int maxFontSize = 16;

	private const int MaximumNumberOfCharactersPerLine = 30;
	private const int ColumnCount = 4;

	private const int FirstColumnStartCharacter = 1;
	private const int SecondColumnStartCharacter = 9;
	private const int ThirdColumnStartCharacter = 17;

	private const int ForthColumnWidth = 4;

	public void OnGUI()
	{
		var emSize = UpdateFontSizeToMatchCurrentDisplay();
		var columnSpacing = CalculateColumnSpacing(emSize);

		var firstColumnX = emSize.x * FirstColumnStartCharacter;
		var secondColumnX = emSize.x * SecondColumnStartCharacter + columnSpacing;
		var thirdColumnX = emSize.x * ThirdColumnStartCharacter + columnSpacing*2;
		var fourthColumnX = Screen.width - emSize.x * ForthColumnWidth;

		var firstRowY = 0f;
		var secondRowY = emSize.y;
		
		GUI.Label(new Rect (firstColumnX, firstRowY, 200, 32), string.Format("LIFES x {0:D2}", ExampleGameState.Lives), TextStyle);
		GUI.Label(new Rect (thirdColumnX, firstRowY, 140, 64), "WORLD", TextStyle);
		GUI.Label(new Rect (fourthColumnX, firstRowY, 120, 32), "TIME", TextStyle);
		
		GUI.Label(new Rect (firstColumnX, secondRowY, 120, 32), string.Format("{0:D5}", ExampleGameState.Score), TextStyle);
		GUI.Label(new Rect (secondColumnX, secondRowY, 160, 32), string.Format("COINS x {0:D2}", ExampleGameState.Coins), TextStyle);
		GUI.Label(new Rect (thirdColumnX, secondRowY, 120, 32), "1 - 1", TextStyle);
		GUI.Label(new Rect (fourthColumnX, secondRowY, 120, 32), string.Format("{0:D3}", ExampleGameState.SecondsLeft), TextStyle);
	}

	float CalculateColumnSpacing (Vector2 emSize)
	{
		return (Screen.width - (emSize.x * (MaximumNumberOfCharactersPerLine - ColumnCount))) / 3;
	}

	Vector2 UpdateFontSizeToMatchCurrentDisplay ()
	{
		var emSize = Vector2.zero;
		
		var fontSize = maxFontSize;
		do
		{
			TextStyle.fontSize = fontSize;
			emSize = TextStyle.CalcSize(new GUIContent("E"));
			fontSize--;
		} while(emSize.x*MaximumNumberOfCharactersPerLine>Screen.width && fontSize>3);
		return emSize;
	}
}

public class ExampleGameState 
{
	public static int Score = 0;
	
	public static int Lives = 3;
	
	public static int Coins = 0;
	
	public static int SecondsLeft = 0;
}