5 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
7 <link href="/zombo.css" rel="stylesheet" type="text/css">
8 <meta name="viewport" content="width=device-width,initial-scale=1">
9 <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
10 <meta name="HandheldFriendly" content="true">
25 animation-duration: 2s;
26 animation-timing-function: ease-in;
27 animation-fill-mode: forwards;
39 animation-duration: 0.8s;
40 animation-timing-function: ease-in;
41 animation-fill-mode: forwards;
48 transform: translate(-50%, -50%);
84 transform: translate(-50%, -50%);
103 <div id="welcome" style="visibility: hidden">
104 <div id="header" align="center">
106 <img src="images/1403010940_The_Magic_School_Bus_in_the_apocalypse.png">
110 <div id="welcome-message">
111 <div id="timer_div" style="visibility: hidden">
112 Entering Magic School Bus in <span id="timer"></span> seconds.
115 Students present: <span id="students">1</span>/4
119 <div id="program" style="visibility: hidden">
120 <h1>Magic School Bus</h1>
123 <textarea id="code" rows="15" width="100%"></textarea>
124 <button type="submit">Run code</button>
126 <img id="output"></img>
129 <button id="jumpstart">
130 Jumpstart Magic School Bus
135 <script src="/socket.io/socket.io.js"></script>
137 const socket = io("/bus");
139 const welcome = document.getElementById("welcome");
140 const program = document.getElementById("program");
141 const header = document.getElementById("header");
142 const companions = document.getElementById("students");
143 const timer_div = document.getElementById("timer_div");
144 const timer = document.getElementById("timer");
145 const form = document.getElementById("form");
146 const code = document.getElementById("code");
147 const welcome_message = document.getElementById("welcome-message");
148 const jumpstart = document.getElementById("jumpstart");
149 const output = document.getElementById("output");
151 function fade_element(elt) {
152 elt.style.opacity = "100%";
153 elt.className = "fade-out";
154 // Arrange to clear the class name when the animation is over
155 // This will allow for it to be restarted on the next word.
157 elt.style.opacity = "0%";
162 jumpstart.addEventListener('click', event => {
163 socket.emit('jumpstart');
166 form.addEventListener('submit', event => {
167 event.preventDefault();
168 socket.emit('run', code.value);
171 socket.on('students', (count) => {
172 students.textContent = count.toString();
175 socket.on('code', (code_string) => {
176 code.value = code_string;
179 socket.on('timer', (value) => {
180 timer_div.style.visibility = "visible";
181 timer.textContent = value.toString();
184 welcome_message.style.visibility = "hidden";
185 timer_div.style.visibility = "hidden";
186 header.className = "zoom-into";
187 // Clear that className after the animation is complete
189 header.style.visibility = "hidden"
190 header.className = "";
195 socket.on('state', (state) => {
196 if (state === "program") {
197 welcome.style.visibility = "hidden";
198 program.style.visibility = "visible";
199 } else if (state === "welcome") {
200 welcome.style.visibility = "visible";
201 welcome_message.style.visibility = "visible";
202 header.style.opacity = "100%";
203 header.style.transform = "scale(1)";
204 header.style.visibility = "visible";
205 program.style.visibility = "hidden";
210 socket.on('output', (filename) => {
211 output.src = filename;