Display Name

Step - Usability Attention Map Viewport Height [BB]

Internal Name

E_STEP_USABILITY_ATTENTION_VIEWPORT_HEIGHT

Advanced Mode only

True

Description

Normalized Viewport height (min of Viewport or Page height)

DisplayInPortal

false

Trigger

StepStart

JavaScript™: (Advanced Mode only)

// Step - Usability Attention Map Viewport Height [BB]
function roundToIncrement(input, increment) { var inc = increment * 1.0;
    return Math.round(input / inc) * inc;
    }
function %%NameSpace%%$%%InternalName%%()
  { if ($P["TL.STEP_CLIENTSTATE_EVENT"].firstValue().toUpperCase() ==
       "ATTENTION" &&
       $P["TL.STEP_CLIENTSTATE_VIEWPORT_HEIGHT"].patternFound())
    { var pageHeight =
        parseInt($P["TL.STEP_CLIENTSTATE_PAGE_HEIGHT"].firstValue());
      var viewportHeight =
        parseInt($P["TL.STEP_CLIENTSTATE_VIEWPORT_HEIGHT"].firstValue());
      var roundIncrement = 50;
      viewportHeight = Math.min(viewportHeight, pageHeight);
      viewportHeight = roundToIncrement(viewportHeight, roundIncrement);
    // Set fact for Report Group: No Dimension Report Group
      $F.setFact("%%NameSpace%%.%%Fact1%%", viewportHeight);
    }
}