diff --git b/.eslintrc a/.eslintrc
new file mode 100644
index 0000000..45054ee
--- /dev/null
+++ a/.eslintrc
@@ -0,0 +1,51 @@
+{
+ "parserOptions": {
+ "sourceType": "module"
+ },
+ "rules":
+ {
+ "block-scoped-var": "error",
+ "camelcase": "warn",
+ "comma-dangle": ["error", "always-multiline"],
+ "consistent-return": "error",
+ "curly": "error",
+ "default-case": "error",
+ "eqeqeq": "error",
+ "guard-for-in": "error",
+ "no-alert": "error",
+ "no-console": "warn",
+ "no-else-return": "error",
+ "no-empty-function": "error",
+ "no-eval": "error",
+ "no-eq-null": "error",
+ "no-extend-native": "warn",
+ "no-extra-bind": "error",
+ "no-loop-func": "error",
+ "no-magic-numbers": ["warn", {"ignore": [0, 1, -1], "ignoreArrayIndexes": true}],
+ "no-multiple-empty-lines": ["warn", {"max": 1}],
+ "no-multi-spaces": "warn",
+ "no-new": "error",
+ "no-new-func": "error",
+ "no-new-wrappers": "error",
+ "no-unused-expressions": "error",
+ "no-useless-concat": "error",
+ "no-undef-init": "error",
+ "no-underscore-dangle": "error",
+ "no-param-reassign": "error",
+ "no-self-compare": "error",
+ "no-void": "error",
+ "no-with": "error",
+ "one-var": "error",
+ "quotes": ["warn", "double"],
+ "semi": "error",
+ "strict": "error",
+ "vars-on-top": "error",
+ "yoda": "error"
+ },
+ "env":
+ {
+ "es6": true,
+ "browser": true
+ },
+ "extends": "eslint:recommended"
+}
\ No newline at end of file
diff --git b/.gitignore a/.gitignore
new file mode 100644
index 0000000..e2cf134
--- /dev/null
+++ a/.gitignore
@@ -0,0 +1,5 @@
+# node
+node_modules
+
+# dependencies
+vendors/
\ No newline at end of file
diff --git b/.jsbeautifyrc a/.jsbeautifyrc
new file mode 100644
index 0000000..c4e26c7
--- /dev/null
+++ a/.jsbeautifyrc
@@ -0,0 +1,26 @@
+{
+// Details: https://github.com/victorporof/Sublime-HTMLPrettify#using-your-own-jsbeautifyrc-options
+"js": {
+ "allowed_file_extensions": ["js", "json", "jshintrc", "jsbeautifyrc"],
+ "brace_style": "collapse-preserve-inline",
+ "break_chained_methods": false,
+ "e4x": false,
+ "eol": "\n",
+ "end_with_newline": false,
+ "indent_char": " ",
+ "indent_level": 0,
+ "indent_size": 2,
+ "indent_with_tabs": false,
+ "jslint_happy": false,
+ "keep_array_indentation": false,
+ "keep_function_indentation": false,
+ "max_preserve_newlines": 0,
+ "preserve_newlines": true,
+ "space_after_anon_function": false,
+ "space_before_conditional": true,
+ "space_in_empty_paren": false,
+ "space_in_paren": false,
+ "unescape_strings": false,
+ "wrap_line_length": 80
+ }
+}
\ No newline at end of file
diff --git b/Readme.md a/Readme.md
new file mode 100644
index 0000000..51137fa
--- /dev/null
+++ a/Readme.md
@@ -0,0 +1,5 @@
+# Star Gazer
+
+## Usage
+
+Run `npm install` to install dependencies and `npm start` to run the game.
\ No newline at end of file
diff --git b/index.html a/index.html
new file mode 100644
index 0000000..781bab7
--- /dev/null
+++ a/index.html
@@ -0,0 +1,22 @@
+
+
+
+
+
+ Star Gazer
+
+
+
+
+
+
+
+
+
+
+
+
diff --git b/package-lock.json a/package-lock.json
new file mode 100644
index 0000000..0398a23
--- /dev/null
+++ a/package-lock.json
@@ -0,0 +1,1173 @@
+{
+ "name": "stargazer",
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+ "lockfileVersion": 1,
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+}
diff --git b/package.json a/package.json
new file mode 100644
index 0000000..aff5073
--- /dev/null
+++ a/package.json
@@ -0,0 +1,18 @@
+{
+ "name": "stargazer",
+ "version": "1.0.0",
+ "description": "",
+ "main": "index.js",
+ "scripts": {
+ "test": "echo \"Error: no test specified\" && exit 1",
+ "postinstall": "npm run downloadClientLibrary",
+ "downloadClientLibrary": "download --out vendors https://lab.las3.de/gitlab/eye-tracking-classroom/gaze-client.js/raw/master/build/gazeclient.js",
+ "start": "http-server -o"
+ },
+ "author": "Alexander Bazo ",
+ "license": "MIT",
+ "dependencies": {
+ "download-cli": "^1.1.1",
+ "http-server": "^0.11.1"
+ }
+}
diff --git b/resources/css/default.css a/resources/css/default.css
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ a/resources/css/default.css
diff --git b/resources/js/game/GameManager.js a/resources/js/game/GameManager.js
new file mode 100644
index 0000000..2873567
--- /dev/null
+++ a/resources/js/game/GameManager.js
@@ -0,0 +1,92 @@
+import Logger from "../utils/Logger.js";
+
+const BACKGROUND_COLOR = "rgba(30,30,30,0.5)",
+ DEFAULT_GAZE_POINT_RADIUS = 10,
+ DEFAULT_GAZE_POINT_COLOR = "#ff007b",
+ MAX_GAZE_POINT_AGE = 500;
+
+var lastUpdate,
+ lastDelta;
+
+class GameManger {
+
+ constructor() {
+ this.gazePoints = new Map();
+ }
+
+ setCanvas(canvas) {
+ this.canvas = canvas;
+ this.context = this.canvas.getContext("2d");
+ this.canvas.style.backgroundColor = BACKGROUND_COLOR;
+ }
+
+ setFrameRate(fps) {
+ this.fps = fps;
+ }
+
+ setSize(width, height) {
+ this.canvas.width = width;
+ this.canvas.height = height;
+ this.canvas.style.width = `${width}px`;
+ this.canvas.style.height = `${height}px`;
+ }
+
+ start() {
+ let targetFrameTime = 1000 / this.fps;
+ this.setUpdateTime();
+ this.loop = setInterval(this.onTick.bind(this), targetFrameTime);
+ }
+
+ setUpdateTime() {
+ lastUpdate = Date.now();
+ }
+
+ setDelta() {
+ lastDelta = Date.now() - lastUpdate;
+ }
+
+ addGazePoint(point) {
+ this.gazePoints.set(point.id, point);
+ }
+
+ removeGazePoint(point) {
+ this.gazePoints.delete(point.id);
+ }
+
+ onTick() {
+ this.setDelta();
+ this.updateGazePoints();
+ this.context.clearRect(0, 0, this.canvas.width, this.canvas.height);
+ this.drawGazePoints();
+ this.setUpdateTime();
+ }
+
+ updateGazePoints() {
+ let now = Date.now();
+ for (let item of this.gazePoints) {
+ let point = item[1];
+ if (now - point.createdAt > MAX_GAZE_POINT_AGE) {
+ this.removeGazePoint(point);
+ }
+ }
+ }
+
+ drawGazePoints() {
+ let now = Date.now();
+ this.context.fillStyle = DEFAULT_GAZE_POINT_COLOR;
+ for (let item of this.gazePoints) {
+ this.context.save();
+ this.context.globalAlpha = 1 - (now - item[1].createdAt) / MAX_GAZE_POINT_AGE;
+ this.context.beginPath();
+ this.context.ellipse(item[1].targetX, item[1].targetY,
+ DEFAULT_GAZE_POINT_RADIUS, DEFAULT_GAZE_POINT_RADIUS, Math.PI / 4,
+ 0, 2 * Math.PI);
+ this.context.fill();
+ this.context.closePath();
+ this.context.restore();
+ }
+ }
+
+}
+
+export default GameManger;
\ No newline at end of file
diff --git b/resources/js/game/GazePoint.js a/resources/js/game/GazePoint.js
new file mode 100644
index 0000000..7651ad8
--- /dev/null
+++ a/resources/js/game/GazePoint.js
@@ -0,0 +1,25 @@
+class GazePoint {
+
+ constructor(screenX, screenY, id) {
+ this.screenX = screenX;
+ this.screenY = screenY;
+ this.createdAt = Date.now();
+ this.id = id || this.createdAt;
+ }
+
+ linkTo(node) {
+ let bb = node.getBoundingClientRect(),
+ coordinates;
+ if (this.screenX >= bb.left && this.screenX <= bb.right && this.screenY >=
+ bb.top && this.screenY <= bb.bottom) {
+ this.hasLink = true;
+ this.link = node;
+ this.targetX = this.screenX - bb.left;
+ this.targetY = this.screenY - bb.top;
+ }
+ return coordinates;
+ }
+
+}
+
+export default GazePoint;
\ No newline at end of file
diff --git b/resources/js/game/StarGazer.js a/resources/js/game/StarGazer.js
new file mode 100644
index 0000000..b4c0a3f
--- /dev/null
+++ a/resources/js/game/StarGazer.js
@@ -0,0 +1,27 @@
+import Logger from "../utils/Logger.js";
+import GameManager from "./GameManager.js";
+
+var canvas, gm;
+
+class StarGazer {
+
+ init(config) {
+ Logger.log("Starting StarGazer game");
+ canvas = config.canvas;
+ gm = new GameManager();
+ gm.setCanvas(canvas);
+ gm.setFrameRate(config.fps);
+ gm.setSize(config.width, config.height);
+ gm.start();
+ }
+
+ onGazeUpdate(gazeUpdate) {
+ gazeUpdate.target.linkTo(canvas);
+ if(gazeUpdate.target.hasLink) {
+ gm.addGazePoint(gazeUpdate.target);
+ }
+ }
+
+}
+
+export default new StarGazer();
\ No newline at end of file
diff --git b/resources/js/index.js a/resources/js/index.js
new file mode 100644
index 0000000..1d908d1
--- /dev/null
+++ a/resources/js/index.js
@@ -0,0 +1,22 @@
+import Logger from "./utils/Logger.js";
+import StarGazer from "./game/StarGazer.js";
+import GazePoint from "./game/GazePoint.js";
+
+function init() {
+ Logger.enable();
+ document.addEventListener("mousemove", onMouseMove);
+ StarGazer.init({
+ canvas: document.querySelector("canvas"),
+ fps: 60,
+ width: 800,
+ height: 800,
+ });
+}
+
+function onMouseMove(event) {
+ StarGazer.onGazeUpdate({
+ target: new GazePoint(event.screenX, event.screenY),
+ });
+}
+
+init();
\ No newline at end of file
diff --git b/resources/js/utils/Events.js a/resources/js/utils/Events.js
new file mode 100644
index 0000000..e1b8c90
--- /dev/null
+++ a/resources/js/utils/Events.js
@@ -0,0 +1,10 @@
+class Event {
+
+ constructor(type, data) {
+ this.type = type;
+ this.data = data;
+ }
+
+}
+
+export default Event;
\ No newline at end of file
diff --git b/resources/js/utils/Logger.js a/resources/js/utils/Logger.js
new file mode 100644
index 0000000..c11278e
--- /dev/null
+++ a/resources/js/utils/Logger.js
@@ -0,0 +1,26 @@
+/* eslint-disable no-console */
+
+class Logger {
+
+ constructor() {
+ this.enabled = false;
+ }
+
+ enable() {
+ this.enabled = true;
+ }
+
+ disable() {
+ this.enabled = false;
+ }
+
+ log(msg) {
+ if(this.enabled === false) {
+ return;
+ }
+ console.log(msg);
+ }
+
+}
+
+export default new Logger();
\ No newline at end of file
diff --git b/resources/js/utils/Observable.js a/resources/js/utils/Observable.js
new file mode 100644
index 0000000..b3f1939
--- /dev/null
+++ a/resources/js/utils/Observable.js
@@ -0,0 +1,25 @@
+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);
+ }
+ }
+ }
+
+}
+
+export default Observable;
\ No newline at end of file