Description

This object is being used to create a 'Oscillator' in an app. The object counts to a certain value and stops for a define interval before triggering again.

The objects will now stop running once input parameters are changed.

App Builder Object

Source Code

function start(counter) {
  context.counter = counter;
  if (context.counter < context.countMax && !context.reset) {
    sleep(context.interval, true);
  }
}

function onWakeup() {
  if (context.counter < context.countMax && !context.reset) {
    context.counter += 1;
    sleep(context.interval, true);
    return [new Date()];
  }
  return [];
}

function execute() {
  // Defaults
  if (!context.interval) {
    context.interval = parseInt(inPorts[2].value, 10) || 1000;
  }

  if (!context.countMax) {
    context.countMax = parseInt(inPorts[1].value, 10) || 10;
  }
  if (!context.reset) {
    context.reset = false;
  }

  // Logic
  switch (trigger) {
    case TRIGGERS.SYSTEM_ASYNC:
      return onWakeup();
    case 0:
      context.reset = false;
      start(0);
      break;
    case 1:
      context.countMax = inPorts[1].value;
      break;
    case 2:
      context.interval = inPorts[2].value;
      break;
    case 3:
      context.reset = true;
      break;
    default: break;
  }

  return [];
}

In Ports

Position	Name	Message Type	Description

Position	Name	Message Type	Description
1	Start	Trigger	This port is being used to start the 'Oscillator' object.
2	Count	Number	This port is being used to define the end count of the 'Oscillator' object.
3	Interval	Number	This port is being used to define the sleep interval in milliseconds of the 'Oscillator' object.
4	Reset	Trigger	This port is being used to reset the 'Oscillator' object and start from the beginning.

Out Ports

Position	Name	Message Type	Description

Position	Name	Message Type	Description
1	Trigger	Trigger	This port is being used to send out the message containing the trigger.

Properties

Name	Description

Name	Description
Object Name	The name of the object on the canvas.
Show Code View	The switch to turn on code view for the Code Object.
Duplicate code into custom Code Object