/** * Fetch the html code to display the field value in tooltip * * @param Tracker_Artifact $artifact * @param Tracker_Artifact_ChangesetValue_Float $value The changeset value of this field * @return string The html code to display the field value in tooltip */ protected function fetchTooltipValue(Tracker_Artifact $artifact, Tracker_Artifact_ChangesetValue $value = null) { $html = ''; if ($value) { $html .= $value->getFloat(); } return $html; }