iOS.定位服务与地图应用.06.调用iOS苹果地图

#import <UIKit/UIKit.h>

#import <CoreLocation/CoreLocation.h>

#import <MapKit/MapKit.h>



@interface T20140621001526ViewController : UIViewController



@property (weak, nonatomic) IBOutlet UITextField *txtQueryKey;



@property (weak, nonatomic) IBOutlet UITextView *txtView;



- (IBAction)geocodeQuery:(id)sender;



@end

#import "T20140621001526ViewController.h"



@interface T20140621001526ViewController ()



@end



@implementation T20140621001526ViewController



- (void)viewDidLoad

{

    [super viewDidLoad];

    // Do any additional setup after loading the view, typically from a nib.

}



- (void)didReceiveMemoryWarning

{

    [super didReceiveMemoryWarning];

    // Dispose of any resources that can be recreated.

}

- (IBAction)geocodeQuery:(id)sender {

    

    if (_txtQueryKey.text == nil || [_txtQueryKey.text length] == 0) {

        return;

    }

    

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

    [geocoder geocodeAddressString:_txtQueryKey.text completionHandler:^(NSArray *placemarks, NSError *error) {

        NSLog(@"查询记录数：%i",[placemarks count]);

        if ([placemarks count] > 0) {

            CLPlacemark* placemark = placemarks[0];

            

            CLLocationCoordinate2D coordinate = placemark.location.coordinate;

            NSDictionary* address = placemark.addressDictionary;

            MKPlacemark *place = [[MKPlacemark alloc]

                                  initWithCoordinate:coordinate addressDictionary:address];

            

            MKMapItem *mapItem = [[MKMapItem alloc]initWithPlacemark:place];

            [mapItem openInMapsWithLaunchOptions:nil];

            

            /*

             //地图上设置行车路线

             NSDictionary* options =[[NSDictionary alloc]initWithObjectsAndKeys:

             MKLaunchOptionsDirectionsModeDriving,MKLaunchOptionsDirectionsModeKey, nil];

             

             MKMapItem *mapItem = [[MKMapItem alloc]initWithPlacemark:place];

             [mapItem openInMapsWithLaunchOptions:options];

             */

            

            //关闭键盘

            [_txtQueryKey resignFirstResponder];

        }

    }];

    

}



/*

 //多个点需要标注

 - (IBAction)geocodeQuery:(id)sender {

 

 if (_txtQueryKey.text == nil || [_txtQueryKey.text length] == 0) {

 return;

 }

 

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

 [geocoder geocodeAddressString:_txtQueryKey.text completionHandler:^(NSArray

 *placemarks, NSError *error) {

 NSLog(@"查询记录数：%i",[placemarks count]);

 

 NSMutableArray* array = [NSMutableArray new];

 

 for (int i = 0; i < [placemarks count]; i++) {

 

 CLPlacemark* placemark = placemarks[i];

 

 CLLocationCoordinate2D coordinate = placemark.location.coordinate;

 NSDictionary* address = placemark.addressDictionary;

 

 MKPlacemark *place = [[MKPlacemark alloc]

 initWithCoordinate:coordinate addressDictionary:address];

 

 MKMapItem *mapItem = [[MKMapItem alloc]initWithPlacemark:place];

 

 [array addObject:mapItem];

 }

 

 //关闭键盘

 [_txtQueryKey resignFirstResponder];

 

 if ([array count] > 0) {

 [MKMapItem openMapsWithItems:array launchOptions:nil];

 }

 }];

 }

 */

@end