Update demo

demo/gazeclient.js

-(function () {
-  'use strict';
-
-  /* eslint-env browser */
-
-  class Event {
-
-    constructor(type, data) {
-      this.type = type;
-      this.data = data;
-    }
-
-  }
-
-  class Observable {
-
-    constructor() {
-      this.listeners = {};
-    }
-
-    addEventListener(type, callback) {
-      if (this.listeners[type] === undefined) {
-        this.listeners[type] = [];
-      }
-      this.listeners[type].push(callback);
-    }
-
-    notifyAll(event) {
-      let listeners = this.listeners[event.type];
-      if (listeners) {
-        for (let i = 0; i < listeners.length; i++) {
-          listeners[i](event);
-        }
-      }
-    }
-
-  }
-
-  /* eslint-env browser */
-
-  class GazeDataEvent extends Event {
-    constructor(data) {
-      super("gazeDataAvailable", data);
-    }
-  }
-
-  class ConnectionEvent extends Event {
-    constructor() {
-      super("connected");
-    }
-  }
-
-  class WebSocketClient extends Observable {
-
-    constructor() {
-      super();
-    }
-
-    connect(url) {
-
-      this.ws = new WebSocket(url);
-      this.ws.onopen = onOpen.bind(this);
-      this.ws.onmessage = onMessage.bind(this);
-    }
-
-  }
-
-  function onOpen() {
-    let connectionEvent = new ConnectionEvent();
-    this.notifyAll(connectionEvent);
-  }
-
-  function onMessage(event) {
-    let gazeEvent = new GazeDataEvent(event.data);
-    this.notifyAll(gazeEvent);
-  }
-
-  /* eslint-env browser */
-
-  class GazeClient extends Observable {
-
-    constructor() {
-      super();
-    }
-
-    connect(url) {
-      this.url = url;
-      this.client = new WebSocketClient();
-      this.client.addEventListener("connected", this.onConnected.bind(this));
-      this.client.addEventListener("gazeDataAvailable", this.onGazeDataAvailable
-        .bind(this));
-      this.client.connect(url);
-    }
-
-    onOpen() {
-      this.client.send("hello server");
-    }
-
-    onConnected(event) {
-      // TODO: Implement event broadcasting
-    }
-
-    onGazeDataAvailable(event) {
-      this.notifyAll(event);
-    }
-
-  }
-
-  window.GazeClient = GazeClient;
-
-}());

demo/gazeclient.min.js

+(function(){"use strict";class Observable{constructor(){this.listeners={}}addEventListener(type,callback){if(this.listeners[type]===undefined){this.listeners[type]=[]}this.listeners[type].push(callback)}notifyAll(event){let listeners=this.listeners[event.type];if(listeners){for(let i=0;i<listeners.length;i++){listeners[i](event)}}}}class Event{constructor(type,data){this.type=type;this.data=data}}class DataEvent extends Event{constructor(data){super("dataavailable",data)}}class ConnectionOpenedEvent extends Event{constructor(){super("connectionopened")}}class WebSocketClient extends Observable{constructor(){super()}connect(url){this.ws=new WebSocket(url);this.ws.onopen=onOpen.bind(this);this.ws.onmessage=onMessage.bind(this)}}function onOpen(){let connectionEvent=new ConnectionOpenedEvent;this.notifyAll(connectionEvent)}function onMessage(event){let dataEvent=new DataEvent(event.data);this.notifyAll(dataEvent)}class GazeClient extends Observable{constructor(){super()}connect(url){this.url=url;this.client=new WebSocketClient;this.client.addEventListener("connectionopened",this.onConnected.bind(this));this.client.addEventListener("connectionclosed",this.onDisconnected.bind(this));this.client.addEventListener("dataAvailable",this.onDataAvailable.bind(this));this.client.connect(url)}onConnected(event){this.notifyAll(event)}onDisconnected(event){this.notifyAll(event)}onDataAvailable(event){this.notifyAll(event)}}window.GazeClient=GazeClient})();
\ No newline at end of file

demo/index.html

@@ -13,7 +13,7 @@
     </header>
     <content>
     </content>
-    <script type="application/javascript" src="gazeclient.js"></script>
+    <script type="application/javascript" src="gazeclient.min.js"></script>
     <script type="module" src="resources/js/index.js"></script>
 </body>
 

demo/resources/js/index.js

@@ -3,8 +3,18 @@
 
 var gclient = new GazeClient();
 gclient.connect("ws://localhost:8001/gaze");
-gclient.addEventListener("gazeDataAvailable", onGazeDataAvailable);
+gclient.addEventListener("connectionopened", onConnected);
+gclient.addEventListener("dataAvailable", onGazeDataAvailable);
+gclient.addEventListener("connectionclosed", onDisconnected);
+
+function onConnected(event) {
+	console.log(event);
+}
 
 function onGazeDataAvailable(event) {
 	console.log(event);
+}
+
+function onDisconnected(event) {
+	console.log(event);
 }
\ No newline at end of file