iOS地图上WGS84、GCJ-02、BD-09互转解决方案

这是在网上找的解决方法。。

////  JZLocationConverter.h//  Run////  Created by Nick on 15/6/3.//  Copyright (c) 2015年 com.zywl.running. All rights reserved.//#import <Foundation/Foundation.h>#import <Foundation/Foundation.h>#import <CoreLocation/CoreLocation.h>@interface JZLocationConverter : NSObject/** *  @brief  世界标准地理坐标(WGS-84) 转换成 中国国测局地理坐标（GCJ-02）<火星坐标> * *  ####只在中国大陆的范围的坐标有效，以外直接返回世界标准坐标 * *  @param  location    世界标准地理坐标(WGS-84) * *  @return 中国国测局地理坐标（GCJ-02）<火星坐标> */+ (CLLocationCoordinate2D)wgs84ToGcj02:(CLLocationCoordinate2D)location;/** *  @brief  中国国测局地理坐标（GCJ-02） 转换成 世界标准地理坐标（WGS-84） * *  ####此接口有1－2米左右的误差，需要精确定位情景慎用 * *  @param  location    中国国测局地理坐标（GCJ-02） * *  @return 世界标准地理坐标（WGS-84） */+ (CLLocationCoordinate2D)gcj02ToWgs84:(CLLocationCoordinate2D)location;/** *  @brief  世界标准地理坐标(WGS-84) 转换成 百度地理坐标（BD-09) * *  @param  location    世界标准地理坐标(WGS-84) * *  @return 百度地理坐标（BD-09) */+(CLLocationCoordinate2D)wgs84ToBd09:(CLLocationCoordinate2D)location;/** *  @brief  中国国测局地理坐标（GCJ-02）<火星坐标> 转换成 百度地理坐标（BD-09) * *  @param  location    中国国测局地理坐标（GCJ-02）<火星坐标> * *  @return 百度地理坐标（BD-09) */+(CLLocationCoordinate2D)gcj02ToBd09:(CLLocationCoordinate2D)location;/** *  @brief  百度地理坐标（BD-09) 转换成 中国国测局地理坐标（GCJ-02）<火星坐标> * *  @param  location    百度地理坐标（BD-09) * *  @return 中国国测局地理坐标（GCJ-02）<火星坐标> */+(CLLocationCoordinate2D)bd09ToGcj02:(CLLocationCoordinate2D)location;/** *  @brief  百度地理坐标（BD-09) 转换成 世界标准地理坐标（WGS-84） * *  ####此接口有1－2米左右的误差，需要精确定位情景慎用 * *  @param  location    百度地理坐标（BD-09) * *  @return 世界标准地理坐标（WGS-84） */+(CLLocationCoordinate2D)bd09ToWgs84:(CLLocationCoordinate2D)location;@end

////  Location.m//  Run////  Created by Nick on 15/5/28.//  Copyright (c) 2015年 com.zywl.running. All rights reserved.//#import "Location.h"#import "JZLocationConverter.h"static Location * shared = nil;@implementation Location+(id) shareManager{    static dispatch_once_t onceToken;    dispatch_once(&onceToken, ^{        if (shared == nil)        {            shared = [[super allocWithZone:NULL] init];        }    });    return shared;}+(id)allocWithZone:(struct _NSZone *)zone{    return [self shareManager];}-(id)copy{    return self;}-(void)starManager{    self.locationManager = [[CLLocationManager alloc] init];//创建位置管理器    //设置代理    self.locationManager.delegate = self;    double version = [[UIDevice currentDevice].systemVersion doubleValue];//判定系统版本。        if(version>=8.0f){        [self.locationManager requestWhenInUseAuthorization];//添加这句            }    //设置定位精度    self.locationManager.desiredAccuracy=kCLLocationAccuracyBest;    //定位频率,每隔多少米定位一次    CLLocationDistance distance=10.0;//十米定位一次    self.locationManager.distanceFilter=distance;    //启动跟踪定位    [self.locationManager startUpdatingLocation];    }///添加运动记录-(NSMutableDictionary *)addHistory{    NSMutableDictionary * par= [[NSMutableDictionary alloc]init];    [par setObject:[self setTime:[NSDate date]] forKey:@"start_time"];    [par setObject:@"0" forKey:@"distance"];    [par setObject:@"0" forKey:@"duration"];    return par;}///更新运动记录-(NSMutableDictionary *)updateHistory{    NSMutableDictionary * par= [[NSMutableDictionary alloc]init];    [par setObject:self.history_id forKey:@"history_id"];    [par setObject:[NSString stringWithFormat:@"%.2f",self.distance] forKey:@"distance"];    [par setObject:[NSString stringWithFormat:@"%d",self.duration] forKey:@"duration"];    return par;}///添加运动轨迹-(NSMutableDictionary *)addTrace:(NSMutableArray *)array{    NSMutableArray * arr = [self setPar:array];    NSMutableDictionary * par= [[NSMutableDictionary alloc]init];    [par setObject:self.history_id forKey:@"history_id"];    [par setObject:[arr objectAtIndex:3] forKey:@"trace_time"];    [par setObject:[arr objectAtIndex:0] forKey:@"latitude"];    [par setObject:[arr objectAtIndex:1] forKey:@"longitude"];    [par setObject:[arr objectAtIndex:2] forKey:@"altitude"];    return par;}-(void)locationManager:(CLLocationManager *)manager didUpdateLocations:(NSArray *)locations{    //此处locations存储了持续更新的位置坐标值，取最后一个值为最新位置，如果不想让其持续更新位置，则在此方法中获取到一个值之后让locationManager stopUpdatingLocation    CLLocation *currentLocation = [locations lastObject];        CLLocationCoordinate2D coor = currentLocation.coordinate;//    coor = [self zzTransGPS:coor];///火星GPS//    NSLog(@"%f",coor.latitude);//    NSLog(@"%f",coor.longitude);    coor = [JZLocationConverter wgs84ToGcj02:coor];    self.latitude =  coor.latitude;    self.longitude = coor.longitude;    //    NSLog(@"%f",self.latitude);//    NSLog(@"%f",self.longitude);    //[self.locationManager stopUpdatingLocation];    }-(CLLocationCoordinate2D)zzTransGPS:(CLLocationCoordinate2D)yGps{    int TenLat=0;    int TenLog=0;    TenLat = (int)(yGps.latitude*10);    TenLog = (int)(yGps.longitude*10);    int offLat=0;    int offLog=0;    yGps.latitude = yGps.latitude+offLat*0.0001;    yGps.longitude = yGps.longitude + offLog*0.0001;    return yGps;    }//调整时间格式-(NSString * )setTime:(NSDate *)time{    NSDateFormatter * outputFormatter = [[NSDateFormatter alloc]init];    [outputFormatter setLocale:[NSLocale currentLocale]];    [outputFormatter setDateFormat:@"yyyy-MM-dd HH:mm:ss"];    NSString * timeStr = [outputFormatter stringFromDate:time];        timeStr=[NSString stringWithFormat:@"%@%%20%@",[timeStr substringToIndex:10],[timeStr substringFromIndex:11]];        return timeStr;}///设置参数形式-(NSMutableArray *)setPar:(NSMutableArray *)array{    NSMutableArray * parArray = [[NSMutableArray alloc]init];    int n = (int)[array count];    for (int i = 0; i < n; i++)    {        NSArray * array1 = [NSArray arrayWithArray:[array objectAtIndex:i]];        NSString * temp1 = @"";        for (NSString * str in array1)        {//            if (i == 3)//            {//                NSString * str1 = [NSString stringWithFormat:@"%@%%20%@",[str substringToIndex:10],[str substringFromIndex:11]];//                temp1 = [temp1 stringByAppendingFormat:@",%@",str1];////            }else            temp1 = [temp1 stringByAppendingFormat:@",%@",str];                    }        [parArray addObject:temp1];    }        return parArray;    }//根据经纬度算距离-(double)GetDistance:(NSString*)lat1 :(NSString *)lon1 :(NSString*)lat2 :(NSString*)lon2{        CLLocation *sanFrancisco = [[CLLocation alloc] initWithLatitude:[lat1 doubleValue] longitude:[lon1 doubleValue]];    CLLocation *portland = [[CLLocation alloc] initWithLatitude:[lat2 doubleValue]longitude:[lon2 doubleValue]];    CLLocationDistance distance = [portland distanceFromLocation:sanFrancisco];        //MKDistanceFormatter *formatter = [[MKDistanceFormatter alloc] init];    //formatter.units = MKDistanceFormatterUnitsMetric;//    NSLog(@"%0.0f m",[[NSString stringWithFormat:@"%0.0f",distance] doubleValue]);    return [[NSString stringWithFormat:@"%.2f",distance] doubleValue];        //return dist;}///将时间转化成秒-(int)changeSecond:(NSString *)time{    int i = 0;    NSArray * temp = [time componentsSeparatedByString:@":" ];    int m = [[temp objectAtIndex:0] intValue];    int s = [[temp objectAtIndex:1] intValue];    i = m * 60 + s;    return i;}@end

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