//

// YALocationInfo.h

// YATestFramework

//

// Created by MacDev1 on 15/6/25.

// Copyright (c) 2015年 yanan. All rights reserved.

//

/*

* 需要导入 CoreLocation.framework

*/

#import

#import

@class YALocationInfor;

typedef NS_ENUM(NSInteger, LocationResult) {

FAIL = 0,

SUCCESS ,

};

typedef void(^LocBlock)(YALocationInfor *locInforModel, LocationResult locRes, NSError *error);

@interface YALocationInfor : NSObject

/**

*@briefYES 有定位的信息可以使用(可以自行决定是否再次调用 getUserCurrentLocationInfo 定位)；NO 还没有进行定位或者定位尚未成功过

*/

@property (assign, nonatomic, readonly) BOOL isHaveLocInfor;

/**

*@brief用户当前的纬度

*/

@property (assign, nonatomic, readonly) CLLocationDegrees uLatitude;

/**

*@brief用户当前的经度

*/

@property (assign, nonatomic, readonly) CLLocationDegrees uLongitude;

/**

*@brief国家

*/

@property (strong, nonatomic, readonly) NSString *uCounty;

/**

*@brief国家码

*/

@property (strong, nonatomic, readonly) NSString *uCountryCode;

/**

*@brief省或直辖市

*/

@property (strong, nonatomic, readonly) NSString *uProvince;

/**

*@brief城市

*/

@property (strong, nonatomic, readonly) NSString *uCity;

/**

*@brief完整的详细信息

*/

@property (strong, nonatomic, readonly) NSString *uAddress;

/**

*@brief街道

*/

@property (strong, nonatomic, readonly) NSString *uStreet;

/**

*@brief区 e.g. 昌平区

*/

@property (strong, nonatomic, readonly) NSString *uSubLocality;

/**

*@brief门牌号

*/

@property (strong, nonatomic, readonly) NSString *uSubThoroughfare;

/**

*@brief路名

*/

@property (strong, nonatomic, readonly) NSString *uThoroughfare;

/**

*@brief地址详情

*/

@property (strong, nonatomic, readonly) NSString *uDetailLocString;

/**

*@brief单例

*

*@return

*/

+ (YALocationInfor *)shareLocationInforModel;

/**

*@brief定位(或重新定位)获取用户当前位置信息

*

*@return

*/

- (void)getUserCurrentLocationInfo:(LocBlock)LocationBlock;

/**

* 根据2个经纬度计算距离

*/

+(double) LantitudeLongitudeDist:(double)lon1 other_Lat:(double)lat1 self_Lon:(double)lon2 self_Lat:(double)lat2;

@end

//

// YALocationInfo.m

// YATestFramework

//

// Created by MacDev1 on 15/6/25.

// Copyright (c) 2015年 yanan. All rights reserved.

//

#import "YALocationInfor.h"

@interface YALocationInfor ()

@property (strong, nonatomic) CLLocationManager *mLocationManager;

@property (copy, nonatomic) LocBlock mLocationBlock;

@end

@implementation YALocationInfor

#pragma mark - 单例

static YALocationInfor *single = nil;

+ (YALocationInfor *)shareLocationInforModel {

@synchronized(self) {

if (!single) {

single = [[YALocationInfor alloc]init];

// 调用获取位置信息的方法

[single getUserCurrentLocationInfo:NULL];

}

return single;

}

}

#pragma mark - 开始获取用户当前的位置信息

- (void)getUserCurrentLocationInfo:(LocBlock)LocationBlock {

_mLocationBlock = LocationBlock;

if (!_mLocationManager) {

_mLocationManager = [[CLLocationManager alloc]init];

_mLocationManager.distanceFilter = kCLDistanceFilterNone; // meters

_mLocationManager.delegate = self;

_mLocationManager.desiredAccuracy = kCLLocationAccuracyBestForNavigation;

if (IS_IOS8_LATER) {

/* 需要在info中新增两个key NSLocationAlwaysUsageDescription 和 NSLocationWhenInUseUsageDescription */

//使用期间

[_mLocationManager requestWhenInUseAuthorization];

//始终

// [self.locationManage requestAlwaysAuthorization]

}

}

if (_mLocationManager)

[_mLocationManager startUpdatingLocation];

}

#pragma mark - 成功获取定位数据后

- (void)locationManager:(CLLocationManager *)manager

didUpdateLocations:(NSArray *)locations {

CLLocation *currentLocation = [locations lastObject];

_uLatitude = currentLocation.coordinate.latitude;

_uLongitude = currentLocation.coordinate.longitude;

CLGeocoder *geocoder = [[CLGeocoder alloc] init];

[geocoder reverseGeocodeLocation:currentLocation

completionHandler:^(NSArray *array, NSError *error) {

if (array.count > 0) {

CLPlacemark *placemark = [array objectAtIndex:0];

[self locSuccessSet:placemark];

if (_mLocationBlock)

_mLocationBlock(self, SUCCESS, error);

} else if (error == nil && [array count] == 0) {

if (_mLocationBlock)

_mLocationBlock(self, FAIL, error);

} else if (error != nil) {

if (_mLocationBlock)

_mLocationBlock(self, FAIL, error);

}

}];

[_mLocationManager stopUpdatingLocation];

}

#pragma mark - 定位失败时回调

- (void)locationManager:(CLLocationManager *)manager

didFailWithError:(NSError *)error {

if (_mLocationBlock) {

_mLocationBlock(self, FAIL, error);

}

}

#pragma mark - 处理定位成功后，反向地理编码得到的信息

- (void)locSuccessSet:(CLPlacemark *)placemark {

_isHaveLocInfor = YES;

//获取城市

NSString *city = placemark.locality;

if (!city) {

// 四大直辖市的城市信息无法通过locality获得，只能通过获取省份的方法来获得(如果city为空，则可知为直辖市)

city = placemark.administrativeArea;

}

_uCity = city;

_uCounty = [placemark.addressDictionary objectForKey:@"Country"];

_uCountryCode = [placemark.addressDictionary objectForKey:@"CountryCode"];

_uProvince = [placemark.addressDictionary objectForKey:@"State"];

_uAddress = [placemark.addressDictionary objectForKey:@"FormattedAddressLines"];

_uStreet = [placemark.addressDictionary objectForKey:@"Street"];

_uSubLocality = [placemark.addressDictionary objectForKey:@"SubLocality"];

_uSubThoroughfare = [placemark.addressDictionary objectForKey:@"SubThoroughfare"];

_uThoroughfare = [placemark.addressDictionary objectForKey:@"Thoroughfare"];

_uDetailLocString = [[NSString alloc]initWithFormat:@"%@%@%@",_uProvince?_uProvince:@"",_uSubLocality?_uSubLocality:@"",_uStreet?_uStreet:@""];

// FIXLog(@"\n\n\n\nplacemark.addressDictionary = %@\n\n\n\n",placemark.addressDictionary);

}

#pragma mark - iOS8 新增回调方法

- (void)locationManager:(CLLocationManager *)manager didChangeAuthorizationStatus:(CLAuthorizationStatus)status {

switch (status) {

case kCLAuthorizationStatusNotDetermined:

if ([_mLocationManager respondsToSelector:@selector(requestAlwaysAuthorization)]) {

[_mLocationManager requestWhenInUseAuthorization];

}

break;

default:

break;

}

}

/**

* 根据2个经纬度计算距离

*/

//+(NSString *) LantitudeLongitudeDist:(double)lon1 other_Lat:(double)lat1 self_Lon:(double)lon2 self_Lat:(double)lat2

//{

//

// CLLocation *orig=[[CLLocation alloc] initWithLatitude:lat2 longitude:lon2] ;

// CLLocation* dist=[[CLLocation alloc] initWithLatitude:lat1 longitude:lon1];

//

// CLLocationDistance kilometers=[orig distanceFromLocation:dist] / 1000;

//

//

// return [NSString stringWithFormat:@"%0.2f",kilometers];

//}

#define PI 3.1415926

+(double) LantitudeLongitudeDist:(double)lon1 other_Lat:(double)lat1 self_Lon:(double)lon2 self_Lat:(double)lat2{

double er = 6378137; // 6378700.0f;

//ave. radius = 6371.315 (someone said more accurate is 6366.707)

//equatorial radius = 6378.388

//nautical mile = 1.15078

double radlat1 = PI*lat1/180.0f;

double radlat2 = PI*lat2/180.0f;

//now long.

double radlong1 = PI*lon1/180.0f;

double radlong2 = PI*lon2/180.0f;

if( radlat1 < 0 ) radlat1 = PI/2 + fabs(radlat1);// south

if( radlat1 > 0 ) radlat1 = PI/2 - fabs(radlat1);// north

if( radlong1 < 0 ) radlong1 = PI*2 - fabs(radlong1);//west

if( radlat2 < 0 ) radlat2 = PI/2 + fabs(radlat2);// south

if( radlat2 > 0 ) radlat2 = PI/2 - fabs(radlat2);// north

if( radlong2 < 0 ) radlong2 = PI*2 - fabs(radlong2);// west

//spherical coordinates x=r*cos(ag)sin(at), y=r*sin(ag)*sin(at), z=r*cos(at)

//zero ag is up so reverse lat

double x1 = er * cos(radlong1) * sin(radlat1);

double y1 = er * sin(radlong1) * sin(radlat1);

double z1 = er * cos(radlat1);

double x2 = er * cos(radlong2) * sin(radlat2);

double y2 = er * sin(radlong2) * sin(radlat2);

double z2 = er * cos(radlat2);

double d = sqrt((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2)+(z1-z2)*(z1-z2));

//side, side, side, law of cosines and arccos

double theta = acos((er*er+er*er-d*d)/(2*er*er));

double dist = theta*er;

return dist / 1000;

}

@end