var bleno = require('bleno-mac'); var BlenoPrimaryService = bleno.PrimaryService; var EchoCharacteristic = require('./characteristic'); console.log('bleno - echo'); var e = new EchoCharacteristic(); bleno.on('stateChange', function(state) { console.log('on -> stateChange: ' + state); if (state === 'poweredOn') { bleno.startAdvertising('echo', ['ec00']); } else { bleno.stopAdvertising(); } }); bleno.on('advertisingStart', function(error) { console.log('on -> advertisingStart: ' + (error ? 'error ' + error : 'success')); if (!error) { bleno.setServices([ new BlenoPrimaryService({ uuid: 'ec00', characteristics: [ e ] }) ]); } }); var ioHook = require('iohook'); var buf = Buffer.allocUnsafe(4); var obuf = Buffer.allocUnsafe(4); const scrwidth = 1440; const scrheight = 900; const divisorx = scrwidth / 320; const divisory = scrheight / 200; ioHook.on( 'mousemove', event => { buf.writeUInt16LE(Math.round(event.x / divisorx), 0); buf.writeUInt16LE(Math.round(event.y / divisory), 2); if (Buffer.compare(buf, obuf)) { e._value = buf; if (e._updateValueCallback) e._updateValueCallback(e._value); buf.copy(obuf); } }); ioHook.start();