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@@ -0,0 +1,164 @@
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+// LocationPlugin.mm
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+#import <Foundation/Foundation.h>
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+#import <CoreLocation/CoreLocation.h>
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+
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+typedef void (*ResultHandler) (const char *object);
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+static ResultHandler gHandler;
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+
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+@interface LocationPlugin : NSObject<CLLocationManagerDelegate>
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+// 采用CLLocationManagerDelegate协议
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+{
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+ CLLocationManager *locationManager;
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+ bool isReverseGeocoding; // 是否处于反地理编码处理
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+}
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+
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++ (LocationPlugin *)sharedInstance;
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+
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+@end
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+
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+// LocationPlugin类定义
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+@implementation LocationPlugin
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+
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+// 单例
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+static LocationPlugin *sharedInstance = nil;
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++ (id)sharedInstance
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+{
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+ @synchronized(self)
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+ {
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+ if(sharedInstance == nil)
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+ {
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+ sharedInstance = [[self alloc] init];
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+ }
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+ }
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+ return sharedInstance;
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+}
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+
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+// 开始获取位置信息
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+- (BOOL)startUpdatingLocation
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+{
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+
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+ if(locationManager == nil)
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+ {
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+ locationManager = [[CLLocationManager alloc] init];
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+ }
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+
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+ // 确认位置信息服务是否有效且被许可
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+ BOOL isEnabledAndAuthorized = NO;
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+ if([CLLocationManager locationServicesEnabled])
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+ {
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+ CLAuthorizationStatus status = [CLLocationManager authorizationStatus];
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+ if(status == kCLAuthorizationStatusAuthorizedAlways ||
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+ status == kCLAuthorizationStatusAuthorizedWhenInUse)
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+ {
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+ isEnabledAndAuthorized = YES;
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+ }
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+ }
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+ if(!isEnabledAndAuthorized)
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+ {
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+ // 位置信息服务无效且未被许可时，请求用户授权
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+ [locationManager requestWhenInUseAuthorization];
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+ return NO;
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+ }
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+
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+ // 开始获取位置信息
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+ locationManager.delegate = self;
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+ locationManager.desiredAccuracy = kCLLocationAccuracyBest;
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+ [locationManager startUpdatingLocation];
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+
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+ return YES;
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+}
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+
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+// 停止获取位置信息
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+- (void)stopUpdatingLocation
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+{
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+ if(locationManager != nil)
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+ {
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+ [locationManager stopUpdatingLocation];
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+ }
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+}
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+
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+#pragma mark - CLLocationManagerDelegate协议的方法实现
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+
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+// 更新位置信息时调用
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+- (void)locationManager:(CLLocationManager *)manager didUpdateLocations:(NSArray *)locations
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+{
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+ if(isReverseGeocoding)
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+ {
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+ return;
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+ }
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+
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+ // 基于获取的位置信息进行反地理编码以获取地址
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+ isReverseGeocoding = YES;
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+
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+ CLLocation *location = [locations lastObject];
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+ CLGeocoder *geocoder = [[CLGeocoder alloc] init];
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+ [geocoder reverseGeocodeLocation:location
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+ completionHandler:^(NSArray *placemarks, NSError *error) {
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+ isReverseGeocoding = NO;
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+
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+ // 从CLPlacemark对象的FormattedAddressLines中获取地址的字符串
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+ NSString *addressString = @"";
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+ NSString *addressOut = @"";
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+ if(placemarks.count >= 1)
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+ {
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+ CLPlacemark *placemark = [placemarks firstObject];
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+ NSArray *addressLines =
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+ [placemark addressDictionary][@"FormattedAddressLines"];
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+ addressString = [addressLines componentsJoinedByString:@" "];
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+ addressOut = [NSString stringWithFormat:@"%@\t%@\t%@",placemark.country,placemark.administrativeArea,placemark.locality];
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+ }
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+
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+ // 创建作为参数传递的字符串
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+ NSString *parameter = [NSString stringWithFormat:@"%f\t%f\t%f\t%f\t%@\t%@",
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+ location.coordinate.latitude,
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+ location.coordinate.longitude,
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+ location.speed, location.horizontalAccuracy,
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+ addressString,addressOut];
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+ gHandler (parameter.UTF8String);
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+ }];
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+}
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+//监听权限变化
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+- (void) locationManagerDidChangeAuthorization:(CLLocationManager *)manager{
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+ CLAuthorizationStatus status = [CLLocationManager authorizationStatus];
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+ NSLog(@"locationManagerDidChangeAuthorizatio1:%d",status);
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+ if (status == kCLAuthorizationStatusAuthorizedAlways
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+ || status == kCLAuthorizationStatusAuthorizedWhenInUse) {
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+ NSLog(@"locationManagerDidChangeAuthorizatio2:%@",@"11111");
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+ }
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+}
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+
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+// 其他必须的方法
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+- (void)locationManager:(CLLocationManager *)manager
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+ didDetermineState:(CLRegionState)state forRegion:(CLRegion *)region {}
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+
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+- (void)locationManagerDidPauseLocationUpdates:(CLLocationManager *)manager {}
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+
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+- (void)locationManagerDidResumeLocationUpdates:(CLLocationManager *)manager {}
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+
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+@end
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+
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+#pragma mark - 接口
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+
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+// 为回避C++命名粉碎，以C linkage进行声明
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+extern "C" {
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+ // 用于调用开始获取位置信息方法的接口
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+ BOOL _startUpdatingLocation(ResultHandler resultHandler)
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+ {
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+ gHandler = resultHandler;
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+ LocationPlugin *instance = [LocationPlugin sharedInstance];
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+ @synchronized(instance)
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+ {
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+ return [instance startUpdatingLocation];
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+ }
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+ }
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+
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+ // 用于调用停止获取位置信息方法的接口
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+ void _stopUpdatingLocation()
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+ {
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+ LocationPlugin *instance = [LocationPlugin sharedInstance];
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+ @synchronized(instance)
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+ {
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+ [instance stopUpdatingLocation];
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+ }
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+ }
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+}
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