How to use

bind

function

constructor() {
  super();

  METHODS_TO_BIND.forEach(method => {
   this[method] = this[method].bind(this);
  });
 }

function drawBezier(ctx, origin_nodes) {
  if(t > 1) {
    isPrinting = false
    return
  }
  isPrinting = true
  var nodes = origin_nodes
  t += 0.01
  ctx.clearRect(0, 0, canvas.width, canvas.height)
  drawnode(nodes)
  window.requestAnimationFrame(drawBezier.bind(this, ctx, nodes))
}

/**
 * @description Initialiaze service with dependencies and connect to devices.
 * @example
 * connect();
 */
function connect() {
 // Loads MQTT service
 this.mqttService = this.gladys.service.getService('mqtt');

 // Subscribe to Tasmota topics
 this.mqttService.device.subscribe('stat/+/+', this.handleMqttMessage.bind(this));
 this.mqttService.device.subscribe('tele/+/+', this.handleMqttMessage.bind(this));
}

/**
 * @description Add node
 * @example
 * zwave.removeNode();
 */
function removeNode() {
 logger.debug(`Zwave : Entering exclusion mode`);
 this.zwave.removeNode();
 setTimeout(this.cancelControllerCommand.bind(this), REMOVE_NODE_TIMEOUT);
}

constructor(props) {
  super(props);

  this.sortableListRef = null;
  this.state = {
   listOffset: null,
   items: props.items,
  };

  methodsToBind.forEach(method => {
   this[method] = this[method].bind(this);
  });
 }

fetchCurrentTransferSummary() {
  if (this.pollTimeout != null) {
   clearTimeout(this.pollTimeout);
  }

  this.services.clientGatewayService
   .fetchTransferSummary(transferSummaryMethodCallConfig)
   .then(this.handleFetchTransferSummarySuccess.bind(this))
   .catch(this.handleFetchTransferSummaryError.bind(this));
 }

constructor(...serviceConfig) {
  super(...serviceConfig);

  this.count = Object.assign({}, INITIAL_COUNT_VALUE);
  this.ready = false;

  this.db = this.loadDatabase();

  this.emitUpdate = _.debounce(this.emitUpdate.bind(this), 100);
  this.countNotifications();
 }

/**
 * @description Listen.
 * @example
 * xiaomi.listen();
 */
function listen() {
 this.socket = this.dgram.createSocket({ type: 'udp4', reuseAddr: true });
 this.socket.on('listening', eventFunctionWrapper(this.listening.bind(this)));
 this.socket.on('message', eventFunctionWrapper(this.onMessage.bind(this)));
 //  this.socket.on('data.weather', this.addTemperatureSensor.bind(this));
 this.socket.bind(SERVER_PORT);
}

initReader() {
  this.reader.on('items', this.handleFeedItems.bind(this));
  this.reader.on('error', error => {
   console.log('Feed reader error:', error);
  });
  this.reader.start();
 }

constructor(session) {
  this.session = session;
  this.session.dispatcher.addListener('GLADYS_GATEWAY_CONNECTED', this.emptyQueue.bind(this));
  this.queue = [];
 }

this.consumer.once('ready', function() {
   // This is the way Node.js does it
   // https://github.com/nodejs/node/blob/master/lib/fs.js#L1733
   this._read(size);
  }.bind(this));

constructor(props) {
  super(props);

  this.state = {
   loading: true
  };

  this.selectFeature = this.selectFeature.bind(this);
  this.addFeature = this.addFeature.bind(this);
  this.deleteFeature = this.deleteFeature.bind(this);
  this.updateDeviceProperty = this.updateDeviceProperty.bind(this);
  this.updateFeatureProperty = this.updateFeatureProperty.bind(this);
  this.saveDevice = this.saveDevice.bind(this);
 }

constructor() {
  super();

  this.tooltipRef = null;

  METHODS_TO_BIND.forEach(method => {
   this[method] = this[method].bind(this);
  });
 }

constructor() {
  super();

  this.focusedCell = null;
  this.focusedCellWidth = null;
  this.isMouseDown = false;
  this.lastMouseX = null;

  methodsToBind.forEach(method => {
   this[method] = this[method].bind(this);
  });
 }

constructor(props) {
  super(props);

  this.state = {
   loading: true
  };

  this.selectFeature = this.selectFeature.bind(this);
  this.addFeature = this.addFeature.bind(this);
  this.deleteFeature = this.deleteFeature.bind(this);
  this.updateDeviceProperty = this.updateDeviceProperty.bind(this);
  this.updateFeatureProperty = this.updateFeatureProperty.bind(this);
  this.saveDevice = this.saveDevice.bind(this);
 }