public function testByNeighborhood()
{
$neighborhood1 = $this->buildTestNeighborhood();
$neighborhood2 = $this->buildTestNeighborhood();
$userPolygons = array(static::buildTestUserPolygon(array('neighborhood' => $neighborhood1)), static::buildTestUserPolygon(array('neighborhood' => $neighborhood1)), static::buildTestUserPolygon(array('neighborhood' => $neighborhood2)));
// create 5 PointElections
$objects = array($this->buildTestPointElection(array('user_polygons' => $userPolygons)), $this->buildTestPointElection(array('user_polygons' => $userPolygons)), $this->buildTestPointElection(array('user_polygons' => $userPolygons)), $this->buildTestPointElection(array('user_polygons' => $userPolygons)), $this->buildTestPointElection(array('user_polygons' => $userPolygons)));
$peCollection = new PointElectionCollection($objects);
$this->assertEquals(count($peCollection->byNeighborhood($neighborhood1)), 5);
}
/**
* given a collection of ElectionPoints, builds the neighborhood border for the given neighborhood id
*
* @param electionCollect \Whathood\Election\PointElectionCollection - a collection of ElectionPoints
* @param neighbood_id int - the neighborhood id to generate the border for
*
* @return mixed - Polygon object
*/
public function build(PointElectionCollection $pointElectionCollection, Neighborhood $neighborhood)
{
if (empty($pointElectionCollection)) {
throw new \InvalidArgumentException("pointElectionCollection must be defined");
}
if (empty($pointElectionCollection->getPointElections())) {
throw new \InvalidArgumentException("electionCollection must have points");
}
// these are the neighborhood points we'll use to wrap the border
$neighborhood_points = $pointElectionCollection->byNeighborhood($neighborhood);
if (empty($neighborhood_points)) {
throw new \Exception("neighborhood did not win any points in election");
}
$points = $this->getStandardPoints($neighborhood_points);
return $this->getMapper('pointsAsPolygon')->toPolygon(new MultiPoint($points));
}
/**
* build the neighborhood polygon
*
**/
public function buildNeighborhoodBoundary(PointElectionCollection $electionCollection, Neighborhood $neighborhood, $ups)
{
if (empty($electionCollection->getPointElections())) {
throw new \InvalidArgumentException("electionCollection may not be empty");
}
$this->infoLog(sprintf("working with %s election points", count($electionCollection->getPointElections())));
return $this->getBoundaryBuilder()->build($electionCollection, $neighborhood);
}