public function drawChart($params) { static $chartDrawn; $result = ''; if (!$chartDrawn) { $result .= '<style type="text/css">@import url("' . $this->getInternalCSSURL('/common/css/chart.css') . '");</style>'; $result .= '<script type="text/javascript" src="' . $this->getInternalJavascriptURL('/common/javascript/chart.js') . '"></script>'; $chartDrawn = true; } $result .= KurogoChart::drawChart($params); return $result; }
public function init($params) { parent::init($params); }