#4 introducing options for each command

lib/main.js

@@ -1,17 +1,19 @@
 var im = require('imagemagick'),
 	path = require("path"),
 	fs = require("fs"),
-	options = require("./options");
+	defaults = require("./options");
 
 var Main = function(){
 
 }
 
 Main.prototype = {
-	
+
 	queue: [],
-
-	icon: function( source ){
+
+	icon: function( source, options ){
+		// merge with defaults
+		options = extend( defaults, ( options || {} ) );
 		// load sizes from options
 		var sizes = options.icons;
 		// get (or create) the destination dir
@@ -26,7 +28,9 @@ Main.prototype = {
 		this.process();
 	},
 
-	splash: function( source ){
+	splash: function( source, options ){
+		// merge with defaults
+		options = extend( defaults, ( options || {} ) );
 		// load sizes from options
 		var sizes = options.splash;
 		// get (or create) the destination dir
@@ -41,9 +45,9 @@ Main.prototype = {
 		this.process();
 	},
 
-	process: function(){ 
+	process: function(){
 		var self = this;
-		// get the next item from the queue 
+		// get the next item from the queue
 		var img = this.queue.pop();
 		im.crop({
 			srcPath: img.src,
@@ -54,18 +58,18 @@ Main.prototype = {
 			if (err) throw err
 			console.log("- created image: "+ img.dest)
 			// process the next image
-			if( self.queue.length ){ 
+			if( self.queue.length ){
 				self.process();
 			} else {
 				console.log("!!! All images created");
 			}
 		});
-		
+
 	}
 }
 
 // Helpers
-function dir( path ){ 
+function dir( path ){
 	return path.substring(0,path.lastIndexOf("/")+1);
 }
 
@@ -78,7 +82,21 @@ function check( dir ){
 		var exists = fs.existsSync( path );
 		if(!exists) fs.mkdirSync( path );
 	}
-
+
+}
+
+// Deep extend:
+// http://andrewdupont.net/2009/08/28/deep-extending-objects-in-javascript/
+function extend(destination, source) {
+	for (var property in source) {
+		if (source[property] && source[property].constructor && source[property].constructor === Object) {
+			destination[property] = destination[property] || {};
+			arguments.callee(destination[property], source[property]);
+		} else {
+			destination[property] = source[property];
+		}
+	}
+	return destination;
 }
 
 module.exports = new Main();