-
-
class GeoHelper
- {
- /**
- * @param int $lat1
- * @param int $lon1
- * @param int $lat2
- * @param int $lon2
- * @param string $unit
- * @return
- */
- public static function distance($lat1, $lon1, $lat2, $lon2, $unit = "K")
- {
- $theta = $lon1 - $lon2;
- $dist = sin(deg2rad($lat1)) * sin(deg2rad($lat2)) + cos(deg2rad($lat1)) * cos(deg2rad
- ($lat2)) * cos(deg2rad($theta));
- $dist = acos($dist);
- $dist = rad2deg($dist);
- $miles = $dist * 60 * 1.1515;
- $unit = strtoupper($unit);
-
- if ($unit == "K") {
- return ($miles * 1.609344);
- } else
- if ($unit == "N") {
- return ($miles * 0.8684);
- } else { //mi
- return $miles;
- }
- }
-
- /**
- *
- * @param string $address
- * @param string $apikey
- * @return array [1]:lat [0]:lng
- */
- public static function getLatLng($address, $apikey)
- {
- $find = array("\\n", "\\r", " ");
- $replace = array("", "", "+");
- $address = str_replace($find, $replace, $address);
- $url = 'http://maps.google.com/maps/geo?q=' . $address . '&key=' . $apikey .
- '&sensor=false&output=xml&oe=utf8';
- $response = self::xml2array($url);
- $coordinates = $response['kml']['Response']['Placemark']['Point']['coordinates'];
- if (!empty($coordinates)) {
- $point_array = split(",", $coordinates);
- return $point_array;
- }
- }
- }
-
-
复制代码
|
图上, PHP
本站声明
本文内容由网友自发贡献,版权归原作者所有,本站不承担相应法律责任。如您发现有涉嫌抄袭侵权的内容,请联系admin@php.cn
作者最新文章
-
2024-10-22 09:46:29
-
2024-10-13 13:53:41
-
2024-10-12 12:15:51
-
2024-10-11 22:47:31
-
2024-10-11 19:36:51
-
2024-10-11 15:50:41
-
2024-10-11 15:07:41
-
2024-10-11 14:21:21
-
2024-10-11 12:59:11
-
2024-10-11 12:17:31