- (void)drection:(CLLocation*) location {
// 使用自定义地图进行导航 将起点和终点发送给服务器,由服务器返回导航结果
// 1、创建导航请求对象
MKDirectionsRequest*request = [[MKDirectionsRequest alloc]init];
// 2、设置起点和终点
request.source= [MKMapItem mapItemForCurrentLocation];
CLGeocoder*geocoder =[[CLGeocoder alloc]init];
[geocoder geocodeAddressString:@"上海"completionHandler:^(NSArray *_Nullableplacemarks,NSError*_Nullableerror) {
if(placemarks.count==0|| error) {
return;
}
CLPlacemark*clPm = placemarks.lastObject;
MKPlacemark*pm = [[MKPlacemark alloc]initWithPlacemark:clPm];
request.destination= [[MKMapItem alloc]initWithPlacemark:pm];
//3.创建导航对象
MKDirections*direction = [[MKDirections alloc]initWithRequest:request];
//4.计算导航路线传递数据给服务器
[direction calculateDirectionsWithCompletionHandler:^(MKDirectionsResponse* response,NSError*_Nullableerror) {
for(MKRoute*route in response.routes) {
for(MKRouteStep*step in route.steps) {
NSDictionary*dict = [NSDictionary dictionaryWithObjects:@[step.instructions,@(step.distance)]forKeys:@[@"details",@"distance"]];
NSLog(@"dict = %@",dict);
}
[_mapViewaddOverlay:route.polyline];
}
}];
}];
}