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