Socket Mouse movement

This commit is contained in:
Moritz 2019-07-28 03:26:48 +02:00
parent 8ae58df837
commit f129cd63a6
5 changed files with 790 additions and 0 deletions

1
.gitignore vendored Normal file
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node_modules

36
index.js Normal file
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var app = require('express')();
var http = require('http').createServer(app);
var io = require('socket.io')(http);
var buffer = {};
app.get('/', (req, res) => {
res.sendFile(__dirname + '/views/index.html');
});
io.on('connection', (socket) => {
console.log('Nutzer verbunden!');
socket.on('disconnect', () => {
console.log('Nutzer verbindung unterbrochen')
});
socket.on('cursor_pos', function (data) {
if (buffer[data.id] == null) {
buffer[data.id] = data.pos;
console.log("first fill");
}
if (data.pos.x != buffer[data.id].x) {
socket.broadcast.emit('cursor_draw', { pos: data.pos, id: data.id });
buffer[data.id] = data.pos;
}
});
});
http.listen(1234, () => {
console.log("up and run on port 1234");
});

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package-lock.json generated Normal file
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}

19
package.json Normal file
View file

@ -0,0 +1,19 @@
{
"name": "aaeo",
"version": "1.0.0",
"description": "",
"main": "index.js",
"scripts": {
"test": "echo \"Error: no test specified\" && exit 1"
},
"repository": {
"type": "git",
"url": "https://git.cliffbreak.de/Alpha/AAEO.io.git"
},
"author": "alpha",
"license": "ISC",
"dependencies": {
"express": "^4.17.1",
"socket.io": "^2.2.0"
}
}

78
views/index.html Normal file
View file

@ -0,0 +1,78 @@
<script src="/socket.io/socket.io.js"></script>
<body>
<canvas id="tracking"></canvas>
</body>
<script>
var socket = io();
socket.on('connect', function () {
console.log(socket.id);
});
document.addEventListener("DOMContentLoaded", function () {
var mouse = {
click: false,
move: false,
pos: { x: 0, y: 0 },
};
var canvas = document.getElementById('tracking');
var width = window.innerWidth;
var height = window.innerHeight;
console.log("gg", height, width);
//Canvas Size
canvas.width = width;
canvas.height = height;
canvas.onmousemove = function (e) {
mouse.pos.x = e.clientX / width;
mouse.pos.y = e.clientY / height;
};
socket.on('draw_cursor')
function mainLoop() {
socket.emit('cursor_pos', { pos: mouse.pos, id: socket.id });
socket.on('cursor_draw', function (data) {
var mouse_el = CursorElement(data.id);
mouse_el.style.left = (data.pos.x * width);
mouse_el.style.top = (data.pos.y * height);
});
setTimeout(mainLoop, 25);
}
//CursorElement("test");
mainLoop();
function CursorElement(id) {
var elementId = 'cursor-' + id;
var element = document.getElementById(elementId);
if (element == null) {
element = document.createElement('div');
element.id = elementId;
element.className = 'cursor';
document.body.appendChild(element);
}
return element;
}
});
</script>
<style>
.cursor {
position: absolute;
background: black;
width: 20px;
height: 20px;
border-radius: 10px;
}
</style>