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@javymarmol
Created November 22, 2018 01:09
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check point into a a polygone
public function checkCoverage2(Request $request){
$y = $request["lat"];
$x = $request["lng"];
$offices = Office::all();
$inside = false;
foreach ($offices as $office){
$zone = json_decode($office->zone);
$points = $zone->points;
if($points){
$p1 = $points[0];
$n = count($points);
$c = 0;
for ($i = 0; $i < count($points); $j = $i++) {
$p2 = $points[($i + 1) % $n];
if ($x > min($p1->long, $p2->long)
&& $x <= max($p1->long, $p2->long)
&& $y <= max($p1->lat, $p2->lat)
&& $p1->long != $p2->long ) {
$x_inters = ($x - $p1->long) * ($p2->lat - $p1->lat)/($p2->long - $p1->long) + $p1->lat;
if ($p1->lat == $p2->lat || $y <= $x_inters) {
$c++;
}
}
$p1 = $p2;
}
if ($c%2 != 0){
return response()->json(['status' => $inside,'data' =>$office])
->setStatusCode(Response::HTTP_OK, Response::$statusTexts[ Response::HTTP_OK ]);
}
}
}
return response()->json(['status' => $inside,'data' => ['error' => 'no coverage', 'message' => 'No hay cobertura'], 'message' => 'No hay cobertura'])
->setStatusCode(Response::HTTP_OK, Response::$statusTexts[ Response::HTTP_OK ]);
}
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