/**
* Query for data by given channel or group or multiple channels
*
* @param Model\Entity $entity - can be null
*/
public function get(Model\Channel $entity = null)
{
$from = $this->request->parameters->get('from');
$to = $this->request->parameters->get('to');
$tuples = $this->request->parameters->get('tuples');
$groupBy = $this->request->parameters->get('group');
// single entity interpreter
if ($entity) {
$class = $entity->getDefinition()->getInterpreter();
return new $class($entity, $this->em, $from, $to, $tuples, $groupBy, $this->options);
}
// multiple UUIDs
if ($uuids = self::makeArray($this->request->parameters->get('uuid'))) {
$interpreters = array();
foreach ($uuids as $uuid) {
$entity = $this->ec->getSingleEntity($uuid, true);
// from cache
$interpreters[] = $this->get($entity);
}
return $interpreters;
}
}
/**
* check weather a axis for the indicator of $channel exists
*
* @param \Volkszaehler\Model\Channel $channel
*/
protected function getAxisIndex(\Volkszaehler\Model\Channel $channel)
{
$type = $channel->getType();
if (!array_key_exists($type, $this->axes)) {
$count = count($this->axes);
if ($count == 0) {
$this->axes[$type] = -1;
$yaxis = $this->graph->yaxis;
} else {
$this->axes[$type] = $count - 1;
$this->graph->SetYScale($this->axes[$type], 'lin');
$yaxis = $this->graph->ynaxis[$this->axes[$type]];
}
$yaxis->title->Set($channel->getDefinition()->getUnit());
$yaxis->SetFont(FF_ARIAL);
$yaxis->title->SetFont(FF_ARIAL);
$yaxis->SetTitleMargin('50');
}
return $this->axes[$type];
}