Simple operation for native map positioning Mapkit use

//

Viewcontroller.m

Demo_1 Mkmapview

//

Created by Tareba on 15/12/16.

copyright©2015 year Tanada. All rights reserved.

//

#import "ViewController.h"

#import <MapKit/MapKit.h>

#import "TRAnnotation.h"

@interface Viewcontroller () <mkmapviewdelegate>

@property (weak, nonatomic) iboutlet mkmapview *mapview;

/**

* same point : ask the user for permission

*/

@property (nonatomic,strong)Cllocationmanager *manager;

-(ibaction) addannotation: (UIButton *) sender;

@end

@implementation Viewcontroller

-(void) viewdidload {

[Super viewdidload];

// Initialize manger

self. Manager=[[cllocationmanager alloc]init];

// ask for permission from the user

[self. Manager requestwheninuseauthorization];

//delegate

self. Mapview. Delegate=self;

// set map not allowed to rotate

self. Mapview. rotateenabled=NO;

// Set the display type of the map ( satellite / Shore quasi map / hybrid )

//self.mapview.maptype=mkmaptypehybrid;

// start positioning

self. Mapview. Usertrackingmode=mkusertrackingmodefollow;

}

#pragma mark-mapviewdelegate

has been positioned to the user's location and finished displaying

-(void) Mapview: (mkmapview *) Mapview didupdateuserlocation: (mkuserlocation *) userlocation{

NSLog(@ " dimension %f, precision %f", userlocation. Location. Coordinate. Latitude, userlocation. Location. Coordinate. Longitude);

Userlocation. title=@ " User location ";

Userlocation. subtitle=@ " description information ";

}

-(void) Mapview: (mkmapview *) Mapview regionwillchangeanimated: (BOOL) animated{

NSLog(@ "The map is going to move ");

}

Make sure the map has moved

-(void) Mapview: (mkmapview *) Mapview regiondidchangeanimated: (BOOL) animated{

NSLog(@ "The map has moved ");

}

-(ibaction) addannotation: (UIButton *) Sender {

// Create model class

// Compliance Agreement

//.h Declaration of three attributes 1 must , two Optional

// Add to map view ( mkannotation protocol must be followed )

cllocationdegrees latitude = 35.123+arc4random_uniform(ten); 0~10

cllocationdegrees longitude = 116.125+arc4random_uniform();

trannotation *annotation=[trannotation new];

Annotation. coordinate=cllocationcoordinate2dmake(latitude, longitude);

// Set the display area of the map view ( pins are displayed in the center of the View )

// span

mkcoordinatespan span=mkcoordinatespanmake(0.5, 0.52);

// Center position and span

mkcoordinateregion region=mkcoordinateregionmake(annotation. Coordinate, span);

[self. Mapview setregion: Region animated:YES];

[self. Mapview addannotation: annotation];

}

@end

#import <Foundation/Foundation.h>

#import <MapKit/MapKit.h>

@interface trannotation: nsobject<mkannotation>

@property (nonatomic, assign) cllocationcoordinate2d coordinate;

@property (nonatomic, copy) nsstring *title;

@property (nonatomic, copy) nsstring *subtitle;

@end

Simple operation for native map positioning Mapkit use