/** @return lat_lng */
public function get_source_as_wgs84()
{
switch ($this->source) {
case 0:
$point = geometry::os_to_lat_long($this->OS6);
break;
case 1:
$point = geometry::os_to_lat_long($this->OS8);
break;
case 2:
$point = gps_datums::convert(new lat_lng($this->OSGB36_lat, $this->OSGB36_lng), 'OSGB36', 'WGS84');
break;
case 3:
$point = new lat_lng($this->WGS84_lat, $this->WGS84_lng);
break;
default:
$point = new lat_lng(0, 0);
break;
}
return $point;
}
public function set_task($coordinates)
{
$points = explode(';', $coordinates);
$task = new defined_task();
/**
* @var $waypoints \classes\lat_lng[]
*/
$waypoints = [];
foreach ($points as &$a) {
$point = \classes\geometry::os_to_lat_long($a);
$waypoints[] = $point;
}
if (count($waypoints) == 3 && $waypoints[0]->get_distance_to($waypoints[2]) < 800) {
$task->type = 'or';
$task->title = 'Defined Out & Return';
$task->ftid = $task::TYPE_OUT_AND_RETURN;
} else {
if (count($waypoints) == 4 && $waypoints[0]->get_distance_to($waypoints[3]) < 800) {
$task->type = 'tr';
$task->title = 'Defined Triangle';
$task->ftid = $task::TYPE_TRIANGLE;
} else {
$task->type = 'go';
$task->title = 'Open distance';
$task->ftid = $task::TYPE_OPEN_DISTANCE;
}
}
for ($i = 0; $i < count($waypoints) - 1; $i++) {
$task->distance += $waypoints[$i]->get_distance_to($waypoints[$i + 1]);
}
return $task;
}
