{"id":153,"date":"2021-12-20T10:38:48","date_gmt":"2021-12-20T02:38:48","guid":{"rendered":"https:\/\/www.peijun.site\/?p=153"},"modified":"2024-01-10T10:48:22","modified_gmt":"2024-01-10T02:48:22","slug":"%e5%9d%90%e6%a0%87%e7%b3%bb%e8%bd%ac%e6%8d%a2","status":"publish","type":"post","link":"http:\/\/www.peijun.site\/index.php\/2021\/12\/20\/%e5%9d%90%e6%a0%87%e7%b3%bb%e8%bd%ac%e6%8d%a2\/","title":{"rendered":"\u5750\u6807\u7cfb\u8f6c\u6362"},"content":{"rendered":"<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"php\">class Gps\r\n{\r\n    const x_PI = 52.35987755982988;         \/\/ \u03c0 * 3000.0 \/ 180.0  \u8fd9\u91cc\u03c0 = 3.14159265358979324\r\n    const PI   = 3.1415926535897932384626;  \/\/ \u03c0\r\n    const a    = 6378245.0;                 \/\/ WGS\u957f\u8f74\u534a\u5f84\r\n    const ee   = 0.00669342162296594323;    \/\/ WGS\u504f\u5fc3\u7387\u7684\u5e73\u65b9\r\n    \/**\r\n     * WGS84\u8f6cGCj02(\u5317\u6597\u8f6c\u9ad8\u5fb7)\r\n     * @param int|string $lng   \u7ecf\u5ea6\r\n     * @param int|string $lat   \u7eac\u5ea6\r\n     * @return array\r\n     *\/\r\n    static public function beiDouToAMap($lng = 0, $lat = 0)\r\n    {\r\n        if (self::outOfChina($lng, $lat)) {\r\n            return array($lng, $lat);\r\n        } else {\r\n            $dlat      = self::transFormLat($lng - 105.0, $lat - 35.0);\r\n            $dlng      = self::transFormLng($lng - 105.0, $lat - 35.0);\r\n            $radlat    = $lat \/ 180.0 * self::PI;\r\n            $magic     = sin($radlat);\r\n            $magic     = 1 - self::ee * $magic * $magic;\r\n            $sqrtmagic = sqrt($magic);\r\n            $dlat      = ($dlat * 180.0) \/ ((self::a * (1 - self::ee)) \/ ($magic * $sqrtmagic) * self::PI);\r\n            $dlng      = ($dlng * 180.0) \/ (self::a \/ $sqrtmagic * cos($radlat) * self::PI);\r\n            $mglat     = $lat + $dlat;\r\n            $mglng     = $lng + $dlng;\r\n            return [$mglng, $mglat, 'lng' =&gt; $mglng, 'lat' =&gt; $mglat];\r\n        }\r\n    }\r\n    \/**\r\n     * GCJ02 \u8f6c\u6362\u4e3a WGS84 (\u9ad8\u5fb7\u8f6c\u5317\u6597)\r\n     * @param int|string $lng   \u7ecf\u5ea6\r\n     * @param int|string $lat   \u7eac\u5ea6\r\n     * @return array\r\n     *\/\r\n    static public function aMapToBeiDou($lng = 0, $lat = 0)\r\n    {\r\n        if (self::outOfChina($lng, $lat)) {\r\n            return array($lng, $lat);\r\n        } else {\r\n            $dlat      = self::transFormLat($lng - 105.0, $lat - 35.0);\r\n            $dlng      = self::transFormLng($lng - 105.0, $lat - 35.0);\r\n            $radlat    = $lat \/ 180.0 * self::PI;\r\n            $magic     = sin($radlat);\r\n            $magic     = 1 - self::ee * $magic * $magic;\r\n            $sqrtmagic = sqrt($magic);\r\n            $dlat      = ($dlat * 180.0) \/ ((self::a * (1 - self::ee)) \/ ($magic * $sqrtmagic) * self::PI);\r\n            $dlng      = ($dlng * 180.0) \/ (self::a \/ $sqrtmagic * cos($radlat) * self::PI);\r\n            $mglat     = $lat + $dlat;\r\n            $mglng     = $lng + $dlng;\r\n            return array($lng * 2 - $mglng, $lat * 2 - $mglat);\r\n        }\r\n    }\r\n    \/**\r\n     * \u767e\u5ea6\u5750\u6807\u7cfb (BD-09) \u4e0e \u706b\u661f\u5750\u6807\u7cfb (GCJ-02)\u7684\u8f6c\u6362 \u767e\u5ea6\u8f6c\u9ad8\u5fb7\r\n     * \u5373 \u767e\u5ea6 \u8f6c \u8c37\u6b4c\u3001\u9ad8\u5fb7\r\n     * @param string $bd_lon    \u767e\u5ea6\u7ecf\u5ea6\r\n     * @param string $bd_lat    \u767e\u5ea6\u7eac\u5ea6\r\n     * @return array\r\n     *\/\r\n    static public function baiDuToAMap($bd_lon = '', $bd_lat = '')\r\n    {\r\n        $x      = $bd_lon - 0.0065;\r\n        $y      = $bd_lat - 0.006;\r\n        $z      = sqrt($x * $x + $y * $y) - 0.00002 * sin($y * self::x_PI);\r\n        $theta  = atan2($y, $x) - 0.000003 * cos($x * self::x_PI);\r\n        $gg_lng = $z * cos($theta);\r\n        $gg_lat = $z * sin($theta);\r\n        return array($gg_lng, $gg_lat);\r\n    }\r\n    \/**\r\n     * GCJ-02 \u8f6c\u6362\u4e3a BD-09  \uff08\u706b\u661f\u5750\u6807\u7cfb\u8f6c\u767e\u5ea6 \u5373\u8c37\u6b4c\u3001\u9ad8\u5fb7\u8f6c\u767e\u5ea6\uff09\r\n     * @param string $lng   \u7ecf\u5ea6\r\n     * @param string $lat   \u7eac\u5ea6\r\n     * @return array\r\n     *\/\r\n    static public function aMapToBaiDu($lng = '', $lat = '')\r\n    {\r\n        $z      = sqrt($lng * $lng + $lat * $lat) + 0.00002 * sin($lat * self::x_PI);\r\n        $theta  = atan2($lat, $lng) + 0.000003 * cos($lng * self::x_PI);\r\n        $bd_lng = $z * cos($theta) + 0.0065;\r\n        $bd_lat = $z * sin($theta) + 0.006;\r\n        return array($bd_lng, $bd_lat);\r\n    }\r\n    static private function transFormLat($lng = '', $lat = '')\r\n    {\r\n        $ret  = -100.0 + 2.0 * $lng + 3.0 * $lat + 0.2 * $lat * $lat + 0.1 * $lng * $lat + 0.2 * sqrt(abs($lng));\r\n        $ret += (20.0 * sin(6.0 * $lng * self::PI) + 20.0 * sin(2.0 * $lng * self::PI)) * 2.0 \/ 3.0;\r\n        $ret += (20.0 * sin($lat * self::PI) + 40.0 * sin($lat \/ 3.0 * self::PI)) * 2.0 \/ 3.0;\r\n        $ret += (160.0 * sin($lat \/ 12.0 * self::PI) + 320 * sin($lat * self::PI \/ 30.0)) * 2.0 \/ 3.0;\r\n        return $ret;\r\n    }\r\n    static private function transFormLng($lng = 0, $lat = 0)\r\n    {\r\n        $ret  = 300.0 + $lng + 2.0 * $lat + 0.1 * $lng * $lng + 0.1 * $lng * $lat + 0.1 * sqrt(abs($lng));\r\n        $ret += (20.0 * sin(6.0 * $lng * self::PI) + 20.0 * sin(2.0 * $lng * self::PI)) * 2.0 \/ 3.0;\r\n        $ret += (20.0 * sin($lng * self::PI) + 40.0 * sin($lng \/ 3.0 * self::PI)) * 2.0 \/ 3.0;\r\n        $ret += (150.0 * sin($lng \/ 12.0 * self::PI) + 300.0 * sin($lng \/ 30.0 * self::PI)) * 2.0 \/ 3.0;\r\n        return $ret;\r\n    }\r\n    \/**\r\n     * \u5224\u65ad\u662f\u5426\u5728\u56fd\u5185\uff0c\u4e0d\u5728\u56fd\u5185\u4e0d\u505a\u504f\u79fb\r\n     * @param int $lng  \u7ecf\u5ea6\r\n     * @param int $lat  \u7eac\u5ea6\r\n     * @return bool\r\n     *\/\r\n    static private function outOfChina($lng = 0, $lat = 0)\r\n    {\r\n        return ($lng &lt; 72.004 || $lng &gt; 137.8347) || (($lat &lt; 0.8293 || $lat &gt; 55.8271) || false);\r\n    }\r\n}<\/pre>\n<p>\u7559\u4e2a\u5907\u4efd\u3002<\/p>\n<p>\u8f6c\u81ea\uff1a<a href=\"http:\/\/www.baiyongj.com\/news\/513.html\">http:\/\/www.baiyongj.com\/news\/513.html<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP\u5750\u6807\u7cfb\u8f6c\u6362 &#8211; \u8f6c\u8f7d\u5907\u4efd<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"_links":{"self":[{"href":"http:\/\/www.peijun.site\/index.php\/wp-json\/wp\/v2\/posts\/153"}],"collection":[{"href":"http:\/\/www.peijun.site\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.peijun.site\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.peijun.site\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.peijun.site\/index.php\/wp-json\/wp\/v2\/comments?post=153"}],"version-history":[{"count":3,"href":"http:\/\/www.peijun.site\/index.php\/wp-json\/wp\/v2\/posts\/153\/revisions"}],"predecessor-version":[{"id":174,"href":"http:\/\/www.peijun.site\/index.php\/wp-json\/wp\/v2\/posts\/153\/revisions\/174"}],"wp:attachment":[{"href":"http:\/\/www.peijun.site\/index.php\/wp-json\/wp\/v2\/media?parent=153"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.peijun.site\/index.php\/wp-json\/wp\/v2\/categories?post=153"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.peijun.site\/index.php\/wp-json\/wp\/v2\/tags?post=153"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}