Implemented UI Methods

src/modules/Invert/Module.js

@@ -1,22 +1,27 @@
 /*
  * Display only the green channel
  */
-module.exports = function GreenChannel(options) {
+module.exports = function GreenChannel(options,UI) {
 
   options = options || {};
   options.title = "Invert Colors";
   options.description = "Inverts the colors of the image";
+  UI.setup();
   var output;
 
   //function setup() {} // optional
 
   function draw(input,callback) {
+
+    UI.drawing();
     var this_ = this;
+
     function changePixel(r, g, b, a) {
       return [255-r, 255-g, 255-b, a];
     }
     function output(image,datauri,mimetype){
-      this_.output = {src:datauri,format:mimetype}
+      this_.output = {src:datauri,format:mimetype};
+      UI.drawn(datauri);
     }
     return require('../_nomodule/PixelManipulation.js')(input, {
       output: output,
@@ -25,12 +30,14 @@ module.exports = function GreenChannel(options) {
       image: options.image,
       callback: callback
     });
+
   }
 
   return {
     options: options,
     //setup: setup, // optional
     draw:  draw,
-    output: output
+    output: output,
+    UI: UI
   }
 }