iOS开发之MapKit

1 @property (nonatomic) CLLocationCoordinate2D centerCoordinate;
2 
3 - (void)setCenterCoordinate:(CLLocationCoordinate2D)coordinate animated:(BOOL)animated;

1 @property (nonatomic) MKCoordinateRegion region;
2 
3 - (void)setRegion:(MKCoordinateRegion)region animated:(BOOL)animated;

1 typedef struct {
2 
3       CLLocationCoordinate2D center; // 区域的中心点位置
4 
5       MKCoordinateSpan span; // 区域的跨度
6 
7 } MKCoordinateRegion;

1 typedef struct {
2 
3     CLLocationDegrees latitudeDelta; // 纬度跨度
4 
5     CLLocationDegrees longitudeDelta; // 经度跨度
6 
7 } MKCoordinateSpan;

 1 #import <MapKit/MapKit.h>
 2 
 3 @interface MJTuangouAnnotation : NSObject <MKAnnotation>
 4 /** 坐标位置 */
 5 @property (nonatomic, assign) CLLocationCoordinate2D coordinate;
 6 /** 标题 */
 7 @property (nonatomic, copy) NSString *title; 
 8 /** 子标题 */
 9 @property (nonatomic, copy) NSString *subtitle; 
10 @end

1 MJTuangouAnnotation *anno = [[MJTuangouAnnotation alloc] init];
2 anno.title = @"你怎么看";
3 anno.subtitle = @"我趴窗户上看";
4 anno.coordinate = CLLocationCoordinate2DMake(40, 116);
5 [self.mapView addAnnotation:anno];

 1 - (MKAnnotationView *)mapView:(MKMapView *)mapView viewForAnnotation:(id<MKAnnotation>)annotation
 2 {
 3     // 判断annotation的类型
 4     if (![annotation isKindOfClass:[MJTuangouAnnotation class]]) return nil;
 5     
 6     // 创建MKAnnotationView
 7     static NSString *ID = @"tuangou";
 8     MKAnnotationView *annoView = [mapView dequeueReusableAnnotationViewWithIdentifier:ID];
 9     if (annoView == nil) {
10         annoView = [[MKAnnotationView alloc] initWithAnnotation:annotation reuseIdentifier:ID];
11         annoView.canShowCallout = YES;
12     }
13     // 传递模型数据
14     annoView.annotation = annotation;
15     
16     // 设置图片
17         MJTuangouAnnotation *tuangouAnnotation = annotation;
18     annoView.image = [UIImage imageNamed:tuangouAnnotation.icon];
19     
20     return annoView;
21 }

 1 @property (nonatomic, strong) id <MKAnnotation> annotation;
 2 大头针模型
 3 
 4 @property (nonatomic, strong) UIImage *image;
 5 显示的图片
 6 
 7 @property (nonatomic) BOOL canShowCallout;
 8 是否显示标注
 9 
10 @property (nonatomic) CGPoint calloutOffset;
11 标注的偏移量
12 
13 @property (strong, nonatomic) UIView *rightCalloutAccessoryView;
14 标注右边显示什么控件
15 
16 @property (strong, nonatomic) UIView *leftCalloutAccessoryView;
17 标注左边显示什么控件

1 @property (nonatomic) MKPinAnnotationColor pinColor;
2 大头针颜色
3 
4 @property (nonatomic) BOOL animatesDrop;
5 大头针第一次显示时是否从天而降