{"version":3,"file":"gazeclient.js","sources":["../lib/utils/Observable.js","../lib/com/Events.js","../lib/data/GazeData.js","../lib/com/WebSocketClient.js","../lib/index.js"],"sourcesContent":["class Observable {\r\n\r\n constructor() {\r\n this.listeners = {};\r\n }\r\n\r\n addEventListener(type, callback) {\r\n if (this.listeners[type] === undefined) {\r\n this.listeners[type] = [];\r\n }\r\n this.listeners[type].push(callback);\r\n }\r\n\r\n notifyAll(event) {\r\n let listeners = this.listeners[event.type];\r\n if (listeners) {\r\n for (let i = 0; i < listeners.length; i++) {\r\n listeners[i](event);\r\n }\r\n }\r\n }\r\n\r\n}\r\n\r\nexport default Observable;","class Event {\r\n\r\n constructor(type, data) {\r\n this.type = type;\r\n this.data = data;\r\n }\r\n\r\n}\r\n\r\nclass DataEvent extends Event {\r\n constructor(data) {\r\n super(\"dataavailable\", data);\r\n }\r\n}\r\n\r\nclass ConnectionOpenedEvent extends Event {\r\n constructor() {\r\n super(\"connectionopened\");\r\n }\r\n}\r\n\r\nclass ConnectionClosedEvent extends Event {\r\n constructor() {\r\n super(\"connectionclosed\");\r\n }\r\n}\r\n\r\nclass ConnectionErrorEvent extends Event {\r\n constructor() {\r\n super(\"erroroccurred\");\r\n }\r\n}\r\n\r\nexport {DataEvent, ConnectionOpenedEvent, ConnectionClosedEvent, ConnectionErrorEvent};","const DATA_SEPERATOR = \";\";\r\n\r\nclass GazeData {\r\n constructor(leftEyeX, leftEyeY, rightEyeX, rightEyeY, trackerTimeStamp,\r\n systemTimeStamp) {\r\n this.leftEyeX = leftEyeX;\r\n this.leftEyeY = leftEyeY;\r\n this.rightEyeX = rightEyeX;\r\n this.rightEyeY = rightEyeY;\r\n this.trackerTimeStamp = trackerTimeStamp;\r\n this.systemTimeStamp = systemTimeStamp;\r\n }\r\n\r\n static fromDataString(dataString) {\r\n let dataValues = dataString.split(DATA_SEPERATOR);\r\n return new GazeData(dataValues[0], dataValues[1], dataValues[2],\r\n dataValues[3], dataValues[4], dataValues[5]);\r\n }\r\n}\r\n\r\nexport default GazeData;","import Observable from \"../utils/Observable.js\";\r\nimport { ConnectionOpenedEvent, ConnectionClosedEvent, ConnectionErrorEvent,\r\n DataEvent } from \"./Events.js\";\r\nimport GazeData from \"../data/GazeData.js\";\r\n\r\nclass WebSocketClient extends Observable {\r\n\r\n constructor() {\r\n super();\r\n }\r\n\r\n connect(url) {\r\n this.ws = new WebSocket(url);\r\n this.ws.onopen = onOpen.bind(this);\r\n this.ws.onclose = onClose.bind(this);\r\n this.ws.onerror = onError.bind(this);\r\n this.ws.onmessage = onMessage.bind(this);\r\n }\r\n\r\n}\r\n\r\nfunction onOpen() {\r\n let connectionEvent = new ConnectionOpenedEvent();\r\n this.notifyAll(connectionEvent);\r\n}\r\n\r\nfunction onClose() {\r\n let connectionEvent = new ConnectionClosedEvent();\r\n this.notifyAll(connectionEvent);\r\n}\r\n\r\nfunction onError() {\r\n let connectionEvent = new ConnectionErrorEvent();\r\n this.notifyAll(connectionEvent);\r\n}\r\n\r\nfunction onMessage(event) {\r\n let data = GazeData.fromDataString(event.data),\r\n dataEvent = new DataEvent(data);\r\n this.notifyAll(dataEvent);\r\n}\r\n\r\nexport default WebSocketClient;","import Observable from \"./utils/Observable.js\";\r\nimport WebSocketClient from \"./com/WebSocketClient.js\";\r\n\r\nclass GazeClient extends Observable {\r\n\r\n constructor() {\r\n super();\r\n }\r\n\r\n connect(url) {\r\n this.url = url;\r\n this.client = new WebSocketClient();\r\n this.client.addEventListener(\"connectionopened\", this.onConnected.bind(this));\r\n this.client.addEventListener(\"connectionclosed\", this.onDisconnected.bind(this));\r\n this.client.addEventListener(\"erroroccurred\", this.onDisconnected.bind(this));\r\n this.client.addEventListener(\"dataavailable\", this.onDataAvailable\r\n .bind(this));\r\n this.client.connect(url);\r\n }\r\n\r\n onConnected(event) {\r\n this.notifyAll(event);\r\n }\r\n\r\n onDisconnected(event) {\r\n this.notifyAll(event);\r\n }\r\n\r\n onError(event) {\r\n this.notifyAll(event);\r\n }\r\n\r\n onDataAvailable(event) {\r\n this.notifyAll(event);\r\n }\r\n\r\n}\r\n\r\nwindow.GazeClient = 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