/*

	Plugin Mooie fonts gebruiken;
	 
	Versie 4.1;
		
	Datum 15-06-2009;
	
	Project ...;
	
*/
 
// JavaScript Document

/*

	###############################
	#							  #
	#  QTEKST V4.1                #
	#							  #
	#  Ondersteuning voor:        #
	#							  #
	#  - Letterspacing            #
	#  - LineHeight               #
	#  - Kleur                    #
	#  - Achtergrondkleur         #
	#  - Transparantie (Ook IE6)  #
	#  - Schaduwkleur             #
	#  - Multiple Lines <br />    #
	#  - Speciale tekens          #
	#  - Cache systeem            #
	#							  #
	###############################

	/script/jquery/jquery-qtekst.js
	/libqtekst.php
	
	$('span.replace').qtekst({ 
		techniek: 'Park',
		fontSize:30, 
		color:'#000000', 
		backgroundColor:'#ffffff', 
		fontFile:'Eurostile.ttf', 
		spacing:0, 
		lineheight:0, 
		textShadow:'#cccccc' 
	});

	<span class="replace">Home</span>
    <span class="replace">Contact</span>
	
*/

jQuery.fn.qtekst = function(options) {

	var settings = jQuery.extend({
		techniek: 'default',
		fontSize: 14,
		fontFile: 'arial.ttf', 
		color: "#000000", 
		backgroundColor: '#FFFFFF', 
		spacing: 0,
		lineheight: 0,
		textShadow: false
	}, options);
	
	return this.each(function(){
		$this = $(this);
		
		var getPath = function($this, margins){
		
			var tekst = $this.html();
			tekst = tekst.replace("\n","");
			tekst = tekst.replace("\t","");
			tekst = tekst.replace("\r","");
			
			var alt = tekst.replace('"','');
			var color = settings.color;
			var backgroundColor = settings.backgroundColor;
			var textShadow = settings.textShadow;
			
			if(textShadow){ 
				var textShadow = textShadow.replace('#',''); 
			}
		
			var height = 0;
			
			debug( parseInt($this.css('line-height').replace('px','')) );
			
			if($this.height() == 0){
				height += parseInt($this.css('padding-top').replace('px',''));
				height += parseInt($this.css('padding-bottom').replace('px',''));
				height += parseInt($this.css('font-size').replace('px',''));
				if(margins){
					height += parseInt($this.css('margin-top').replace('px',''));
					height += parseInt($this.css('margin-bottom').replace('px',''));
				}
			}
			else{
				height += $this.outerHeight(margins);
			}
			
			return {path:'/docs/qtekst/'+Base64.encode(tekst)+'/'+settings.fontSize+'/'+color.replace('#','')+'/'+backgroundColor.replace('#','')+'/'+settings.fontFile+'/'+settings.spacing+'/'+settings.lineheight+'/'+textShadow, alt:alt, height:height};
		}
		
		var qtekst = getPath($this, false);
			
		switch(settings.techniek){
			case 'FIR': // EXTRA SPAN TECHNIEK
			
				var css		= {'background-image':'url('+qtekst.path+')','background-position':parseInt($this.css('padding-left').replace('px',''))+'px center','background-repeat':'no-repeat'};
				var xhtml 	= '<span class="qtekst">'+$this.html()+'</span>';
				
				$this.css(css).html(xhtml);
				
			break;
			case 'LIR':	// PADDING TECHNIEK

				var css		= {'background-image':'url('+qtekst.path+')','background-position':parseInt($this.css('padding-left').replace('px',''))+'px top','background-repeat':'no-repeat','height':'0px','padding-top':qtekst.height+'px', 'overflow':'hidden', 'line-height':'100%'};
				
				$this.css(css);
				
			break;
			case 'Park': // INDENT TECHNIEK
			
				var css		= {'background-image':'url('+qtekst.path+')','background-position':parseInt($this.css('padding-left').replace('px',''))+'px center','background-repeat':'no-repeat','text-indent':'-100000px'};
				
				$this.css(css);
				
			break;
			case 'default':
			default:
				
				var css		= {'display':'inline-block'};
				var xhtml	= '<img src="'+qtekst.path+'" alt="'+qtekst.alt+' class="qtekst" />';
				
				$this.css(css).html(xhtml);
				
			break;
		}
		
		
		
		
	});

};

jQuery.fn.unqtekst = function() {
	return this.each(function(){
		if( $(this).is('.qtekst') ){
			$img = $(this);
		}
		else if( $(this).find('.qtekst').length > 0 ){
			$img = $(this).find('.qtekst');
		}
		else{
			$img = false;	
		}
		
		if($img){
			
			$img.parent().html( $img.attr('alt') );
		}
		
	});
}

var rgb = function(R,G,B){ return toHex(R)+toHex(G)+toHex(B) }

var toHex = function(N) {
	if (N==null) return "00";
	
	N=parseInt(N); 
	
	if (N==0 || isNaN(N)) return "00";
	
	N=Math.max(0,N); N=Math.min(N,255); N=Math.round(N);
	
	return "0123456789ABCDEF".charAt((N-N%16)/16) + "0123456789ABCDEF".charAt(N%16);
}

var Base64 = {

    // private property
    _keyStr : "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=",

    // public method for encoding
    encode : function (input) {
        var output = "";
        var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
        var i = 0;

        input = Base64._utf8_encode(input);

        while (i < input.length) {

            chr1 = input.charCodeAt(i++);
            chr2 = input.charCodeAt(i++);
            chr3 = input.charCodeAt(i++);

            enc1 = chr1 >> 2;
            enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
            enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
            enc4 = chr3 & 63;

            if (isNaN(chr2)) {
                enc3 = enc4 = 64;
            } else if (isNaN(chr3)) {
                enc4 = 64;
            }

            output = output +
            this._keyStr.charAt(enc1) + this._keyStr.charAt(enc2) +
            this._keyStr.charAt(enc3) + this._keyStr.charAt(enc4);

        }

        return output;
    },

    // public method for decoding
    decode : function (input) {
        var output = "";
        var chr1, chr2, chr3;
        var enc1, enc2, enc3, enc4;
        var i = 0;

        input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");

        while (i < input.length) {

            enc1 = this._keyStr.indexOf(input.charAt(i++));
            enc2 = this._keyStr.indexOf(input.charAt(i++));
            enc3 = this._keyStr.indexOf(input.charAt(i++));
            enc4 = this._keyStr.indexOf(input.charAt(i++));

            chr1 = (enc1 << 2) | (enc2 >> 4);
            chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
            chr3 = ((enc3 & 3) << 6) | enc4;

            output = output + String.fromCharCode(chr1);

            if (enc3 != 64) {
                output = output + String.fromCharCode(chr2);
            }
            if (enc4 != 64) {
                output = output + String.fromCharCode(chr3);
            }

        }

        output = Base64._utf8_decode(output);

        return output;

    },

    // private method for UTF-8 encoding
    _utf8_encode : function (string) {
        string = string.replace(/\r\n/g,"\n");
        var utftext = "";

        for (var n = 0; n < string.length; n++) {

            var c = string.charCodeAt(n);

            if (c < 128) {
                utftext += String.fromCharCode(c);
            }
            else if((c > 127) && (c < 2048)) {
                utftext += String.fromCharCode((c >> 6) | 192);
                utftext += String.fromCharCode((c & 63) | 128);
            }
            else {
                utftext += String.fromCharCode((c >> 12) | 224);
                utftext += String.fromCharCode(((c >> 6) & 63) | 128);
                utftext += String.fromCharCode((c & 63) | 128);
            }

        }

        return utftext;
    },

    // private method for UTF-8 decoding
    _utf8_decode : function (utftext) {
        var string = "";
        var i = 0;
        var c = c1 = c2 = 0;

        while ( i < utftext.length ) {

            c = utftext.charCodeAt(i);

            if (c < 128) {
                string += String.fromCharCode(c);
                i++;
            }
            else if((c > 191) && (c < 224)) {
                c2 = utftext.charCodeAt(i+1);
                string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
                i += 2;
            }
            else {
                c2 = utftext.charCodeAt(i+1);
                c3 = utftext.charCodeAt(i+2);
                string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
                i += 3;
            }

        }

        return string;
    }

}