Fixed a bug which prevented custom jCanvas methods from being added a…

…s layers

Also added a disableDrag property for easier toggling of draggable
states.

README.md

@@ -0,0 +1,21 @@
+# [jCanvas](http://calebevans.me/projects/jcanvas/) 
+*Copyright 2012, Caleb Evans*  
+*Licensed under the MIT license*  
+
+jCanvas is a JavaScript library that makes the HTML5 canvas easy to work with.
+
+## [Download](http://calebevans.me/projects/jcanvas/downloads.php)
+
+jCanvas requires jQuery 1.4 or newer.
+
+## [Documentation](http://calebevans.me/projects/jcanvas/downloads.php)
+
+Please read the documentation before emailing me any questions you may have.
+
+## [Support](http://calebevans.me/projects/jcanvas/support.php)
+
+Frequently asked questions, license questions, and more.
+
+## [License](https://github.com/caleb531/jcanvas/blob/master/license.txt)
+
+You've been warned...

jcanvas.js

@@ -51,7 +51,8 @@ defaults = {
 	compositing: 'source-over',
 	cornerRadius: 0,
 	cropFromCenter: TRUE,
-	draggable: false,
+	draggable: FALSE,
+	disableDrag: FALSE,
 	each: NULL,
 	end: 360,
 	fillStyle: 'transparent',
@@ -246,14 +247,15 @@ jCanvas.extend = function(plugin) {
 
 	// Create plugin
 	if (plugin.name) {
-		$.fn[plugin.name] = function(args) {
+		$.fn[plugin.name] = function self(args) {
 			var $elems = this, elem, e, ctx,
 				params = merge(new Prefs(), args);
 
 			for (e=0; e<$elems.length; e+=1) {
 				elem = $elems[e];
 				ctx = getContext(elem);
 				if (ctx) {
+					addLayer($elems[e], args, self);
 					setGlobalProps(ctx, params);
 					plugin.fn.call(elem, ctx, params);
 				}
@@ -556,7 +558,7 @@ $.fn.drawLayers = function(resetFire) {
 				}
 
 				// Use the mousedown event to start drag
-				if (layer.draggable && eventType === 'mousedown') {
+				if (layer.draggable && !layer.disableDrag && eventType === 'mousedown') {
 
 					// Being layer to front when drag starts (if chosen)
 					if (layer.bringToFront) {