Skip to end of metadata
Go to start of metadata

You are viewing an old version of this page. View the current version.

Compare with Current View Page History

« Previous Version 3 Current »

Description

This object is being used to count between two numbers from a given value and trigger the over- or underflow.


App Builder Object


Source Code

function execute() {
  if (context.min === undefined) {
    context.min = parseInt(inPorts[3].value, 10);
  }

  if (context.max === undefined) {
    context.max = parseInt(inPorts[4].value, 10);
  }

  if (context.value === undefined) {
    context.value = parseInt(inPorts[2].value, 10) || context.min;
  }

  switch (trigger) {
    case 0:
      if (context.value < context.max && context.value >= context.min) {
        context.value += 1;
        return [context.value, null, null];
      }
      context.value = context.min;
      return [context.value, new Date(), null];
    case 1:
      if (context.value > context.min && context.value <= context.max) {
        context.value -= 1;
        return [context.value, null, null];
      }
      context.value = context.max;
      return [context.value, null, new Date()];
    case 2:
      if (inPorts[2].value < context.min) {
        context.value = context.min;
      } else if (inPorts[2].value > context.max) {
        context.value = context.max;
      } else {
        context.value = inPorts[2].value;
      }
      editInPort(2, {});
      return [context.value, null, null];

    case 3:
      context.min = inPorts[3].value;
      break;

    case 4:
      context.max = inPorts[4].value;
      break;

    default: break;
  }
  return [];
}

Examples

Value(Start)

Min

Max

Step

Overflow

Underflow

0

0

3

0

0

0

0

0

3

1

0

0

0

0

3

2

0

0

0

0

3

3

0

0

0

0

3

0

1

0


In Ports

Position

Name

Message Type

Description

1

Increment

Trigger

This port is being used to trigger the increment of the 'Rotary Counter'.

2

Decrement

Trigger

This port is being used to trigger the decrement of the 'Rotary Counter'.

3

Value

Number

This port is being used to get a starting number for the 'Rotary Counter'.

4

Min

Number

This port is being used to get the lower limit for the 'Rotary Counter'.

5

Max

Number

This port is being used to get the upper limit for the 'Rotary Counter'.


Out Ports

Position

Name

Message Type

Description

1

Value

Number

This port is being used to receive the current number of the 'Rotary Counter'.

2

Overflow

Trigger

This port is being used to trigger the “Overflow“ time stamp for the 'Rotary Counter'.

3

Underflow

Trigger

This port is being used to trigger the “Underflow“ time stamp for the 'Rotary Counter'.


Properties

Name

Description

Object Name

The name on 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

  • No labels