Add a character-specific class to letters

jquery.lettering.js

@@ -1,26 +1,45 @@
 /*global jQuery */
-/*!	
+/*!
 * Lettering.JS 0.6.1
 *
 * Copyright 2010, Dave Rupert http://daverupert.com
-* Released under the WTFPL license 
+* Released under the WTFPL license
 * http://sam.zoy.org/wtfpl/
 *
 * Thanks to Paul Irish - http://paulirish.com - for the feedback.
 *
 * Date: Mon Sep 20 17:14:00 2010 -0600
 */
 (function($){
-	function injector(t, splitter, klass, after) {
-		var a = t.text().split(splitter), inject = '';
+	var format = {
+		line: function(i, line) {
+			return '<span class="line'+(i+1)+'">'+line+'</span>';
+		},
+
+		word: function(i, word) {
+			return '<span class="word'+(i+1)+'">'+word+'</span>';
+		},
+
+		char: function(i, char) {
+			if (char === '&') {
+				char = '&amp;';
+			}
+			quot = char === '"' ? "'" : '"';
+			return '<span class="char'+(i+1)+'" data-char='+quot+char+quot+'>'+char+'</span>';
+		}
+	};
+
+	function injector(t, splitter, type, after) {
+		var a = t.text().split(splitter),
+				inject = '';
 		if (a.length) {
-			$(a).each(function(i, item) {
-				inject += '<span class="'+klass+(i+1)+'">'+item+'</span>'+after;
-			});	
+			$.each(a, function(i, item) {
+				inject += format[type](i, item)+after;
+			});
 			t.empty().append(inject);
 		}
 	}
-	
+
 	var methods = {
 		init : function() {
 
@@ -37,14 +56,14 @@
 			});
 
 		},
-		
+
 		lines : function() {
 
 			return this.each(function() {
 				var r = "eefec303079ad17405c889e092e105b0";
 				// Because it's hard to split a <br/> tag consistently across browsers,
-				// (*ahem* IE *ahem*), we replace all <br/> instances with an md5 hash 
-				// (of the word "split").  If you're trying to use this plugin on that 
+				// (*ahem* IE *ahem*), we replace all <br/> instances with an md5 hash
+				// (of the word "split").  If you're trying to use this plugin on that
 				// md5 hash string, it will fail because you're being ridiculous.
 				injector($(this).children("br").replaceWith(r).end(), r, 'line', '');
 			});