protected function init()
{
parent::init();
$this->dimension = new VisitsByDaysSinceLastVisit();
$this->name = Piwik::translate('VisitorInterest_VisitsByDaysSinceLast');
$this->documentation = Piwik::translate('VisitorInterest_WidgetVisitsByDaysSinceLastDocumentation');
$this->metrics = array('nb_visits');
$this->processedMetrics = false;
$this->constantRowsCount = true;
$this->order = 30;
$this->subcategoryId = 'VisitorInterest_Engagement';
}