TextHelper

//////////////////////////////////////////////////////////////////////////
//  TextHelper
//
//  Created by Benjamin Wiederkehr on 2009-01-04.
//  Copyright (c) 2009 Benjamin Wiederkehr / Artillery.ch. All rights reserved.
//
//////////////////////////////////////////////////////////////////////////
package {
	//--------------------------------------
	// IMPORT
	//--------------------------------------
	import flash.events.*;
	import flash.text.*;
	[Embed(source='fonts/FontName.otf', fontName="FontName")]
	/**
	 *	TextHelper
	 *
	 *	@langversion ActionScript 3.0
	 *	@playerversion Flash 9.0
	 *	@author Benjamin Wiederkehr
	 *	@since 2009-01-04
	 *	@version 0.1
	 */
	public class TextHelper extends EventDispatcher {
		//--------------------------------------
		//  VARIABLES
		//--------------------------------------
		private static var _instance : TextHelper;
		//--------------------------------------
		//  CONSTANTS
		//--------------------------------------
		private const FONT			:String	= 'FontName';
		private const T_COLOR		:uint		= 0xFFFFFF;
		private const T_SIZE		:uint		= 16;
		//--------------------------------------
		//  SINGLETON CONSTRUCTION
		//--------------------------------------
		public static function getInstance() : TextHelper {
			return initialize();
		} // END getInstance()
		public static function initialize() : TextHelper {
			if (_instance == null){
				_instance = new TextHelper();
			};
			return _instance;
		} // END initialize()
		public function TextHelper(){
			super();
			if( _instance != null ) throw new Error( "Error: TextHelper already initialised." );
			if( _instance == null ) _instance = this;
		} // END TextHelper()
		//--------------------------------------
		//  PUBLIC METHODS
		//--------------------------------------
		public function createField(_text:String = 'new TextField'):TextField{
			var tf:TextField			= new TextField();
			tf.embedFonts					= true;
			tf.antiAliasType			= AntiAliasType.ADVANCED;
			tf.defaultTextFormat	= createFormat();
			tf.text								= _text;
			tf.width							= tf.textWidth + T_SIZE / 2;
			return tf;
		} // END createField()
		private function createFormat(_font:String = FONT, _color:uint = T_COLOR, _size:uint = T_SIZE):TextFormat{
			var tFormat:TextFormat = new TextFormat();
			tFormat.font	= _font;
			tFormat.color	= _color;
			tFormat.size	= _size;
			return tFormat;
		} // END createFormat()
		public function formatText(_tf:TextField, _color:uint = T_COLOR, _size:uint = T_SIZE):void {
			_tf.setTextFormat(createFormat(FONT, _color, _size));
		} // END formatText()
	} // END TextHelper Class
} // END package