/**
* The singleton method
*/
public static function instance()
{
if (!isset(self::$_instance)) {
$c = __CLASS__;
self::$_instance = new $c();
}
return self::$_instance;
}
public function getContent()
{
$chart = GraphOnTrackersV5_ChartFactory::instance()->getChart(null, $this->chart_id, false);
if ($chart) {
$content = $chart->getWidgetContent();
} else {
$content = '<em>Chart does not exist</em>';
}
return $content;
}
function getContent()
{
$content = '';
$store_in_session = false;
if ($chart = GraphOnTrackersV5_ChartFactory::instance()->getChart(null, $this->chart_id, $store_in_session)) {
$content .= $chart->fetch($store_in_session);
$content .= '<br />';
$content .= $chart->renderer->fetchWidgetGoToReport();
} else {
$content .= '<em>Chart does not exist</em>';
}
return $content;
}
/**
* This hook ask to create a new instance of a renderer
*
* @param mixed instance Output parameter. must contain the new instance
* @param string type the type of the new renderer
* @param array row the base properties identifying the renderer (id, name, description, rank)
* @param Report report the report
*
* @return void
*/
public function tracker_report_renderer_instance($params)
{
if ($params['type'] == self::RENDERER_TYPE) {
require_once 'GraphOnTrackersV5_Renderer.class.php';
$params['instance'] = new GraphOnTrackersV5_Renderer($params['row']['id'], $params['report'], $params['row']['name'], $params['row']['description'], $params['row']['rank'], $this);
if ($params['store_in_session']) {
$params['instance']->initiateSession();
}
$f = GraphOnTrackersV5_ChartFactory::instance();
if (isset($params['row']['charts']) && isset($params['row']['mapping'])) {
$charts = array();
foreach ($params['row']['charts']->chart as $chart) {
$charts[] = $f->getInstanceFromXML($chart, $params['instance'], $params['row']['mapping'], $params['store_in_session']);
}
} else {
$charts = $f->getCharts($params['instance'], $params['store_in_session']);
}
$params['instance']->setCharts($charts);
}
}
protected function getChartFactory()
{
return GraphOnTrackersV5_ChartFactory::instance();
}
private function getSiblingsForRankSelectbox()
{
$siblings = array();
$session = new Tracker_Report_Session($this->renderer->report->id);
$session->changeSessionNamespace("renderers.{$this->renderer->id}");
$charts = $session->get('charts');
uasort($charts, array(GraphOnTrackersV5_ChartFactory::instance(), 'sortArrayByRank'));
foreach ($charts as $sibling) {
$siblings[] = array('id' => $sibling['id'], 'name' => $sibling['title'], 'rank' => $sibling['rank']);
}
return $siblings;
}
