/**
 * jqIsoText - jQuery plugin
 * @version: 1.0 (2010/01/06)
 * @requires jQuery v1.2.2 or later 
 * @author Ivan Lazarevic
 * Examples and documentation at: http://www.workshop.rs/
 * 
 * Dual licensed under the MIT and GPL licenses:
 *   http://www.opensource.org/licenses/mit-license.php
 *   http://www.gnu.org/licenses/gpl.html
 * 
 * @param fromSize: 15  // size of smallest letter  
 * @param toSize: 40  // size of biggest letter  
 * @param split: 'no' // 'yes' if you want to split every word

 * @example  $('#divForGraph').jqBarGraph({ data: arrayOfData });  
  
**/

(function($) {
	var opts = new Array;
	var level = new Array;
	
	$.fn.jqIsoText = $.fn.jqisotext = function(options){
	
	init = function(el){

		opts[el.id] = $.extend({}, $.fn.jqIsoText.defaults, options);

		text = el.firstChild.nodeValue;
		$(el).html('');

		if(opts[el.id].split != 'yes') { 
			$.le(text,el);
		} else {
			// word spliting
			t = text.split(' ');
			for (var tt in t){
				$.le(t[tt]+' ',el);
			}
		}		

	};
		
	$.le = function(text,ths){
		
		inc = 1;
		len = text.length;

		for(i=0;i<len;i++){
			letter = text.slice(i,i+1);
			if(i<len/1) 
				j=i; 
			else 
				j=len-i-1;

			meml = (opts[ths.id].fromSize-opts[ths.id].toSize)/(len/1);
			if (letter == ' ') letter = "&nbsp;";
			$("<span style='font-size:"+parseInt(opts[ths.id].fromSize-j*meml)+"px'>"+letter+"</span>").appendTo(ths);

		}
	}

	this.each (
		function()
		{ init(this); }
	)
	
};

	// default values
	$.fn.jqIsoText.defaults = {	
		fromSize: 15,
		toSize	: 40,
		split	: 'no'
	};

})(jQuery);