UITableViewController和XML解析还有地图的简单结合

然后我的代码就按照上面的这个顺序输出。

#import <Foundation/Foundation.h>
#import <MapKit/MapKit.h>
@interface MapAnnotation : NSObject<MKAnnotation>
@property(nonatomic,readwrite) CLLocationCoordinate2D coordinate;
@property(nonatomic,strong) NSString* titler;

-(id)initWithTirle:(NSString *)titler andCoordinate:(CLLocationCoordinate2D)coordinate2d;

@end

#import "MapAnnotation.h"

@implementation MapAnnotation
-(id)initWithTirle:(NSString *)titler andCoordinate:(CLLocationCoordinate2D)coordinate2d
{
    self.titler=titler;
    self.coordinate=coordinate2d;
    return self;
}
@end

#import <UIKit/UIKit.h>
#import "RootTableViewController.h"
@interface AppDelegate : UIResponder <UIApplicationDelegate>

@property (strong, nonatomic) UIWindow *window;


@end

#import "AppDelegate.h"

@interface AppDelegate ()

@end

@implementation AppDelegate


- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
    self.window.rootViewController=[[UINavigationController alloc] initWithRootViewController:[[RootTableViewController alloc]initWithStyle:UITableViewStylePlain]];
    return YES;
}

#import <UIKit/UIKit.h>
#import <MapKit/MapKit.h>
#import <CoreLocation/CoreLocation.h>
@interface ViewController : UIViewController<MKMapViewDelegate>
@property(strong,nonatomic)NSString *latitude;
@property(strong,nonatomic)NSString *longitude;


@end

#import "ViewController.h"
#import "MapAnnotation.h"
@interface ViewController ()

@end

@implementation ViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    //初始化你的地图在手机上的大小
    MKMapView *mapView=[[MKMapView alloc] initWithFrame:self.view.frame];
    //遵循协议
    mapView.delegate = self;
    //当前地图以坐标为中心点扩散
     mapView.centerCoordinate=CLLocationCoordinate2DMake([self.latitude doubleValue], [self.longitude doubleValue]);
    //地图类型
    mapView.mapType=MKMapTypeHybrid;
    //创建位置
    CLLocationCoordinate2D location;
    //位置的经度纬度

    location.latitude=[self.latitude doubleValue];
    location.longitude=[self.longitude doubleValue];
    //用大头针来接收你所在的位置
    MapAnnotation *newAnnotation=[[MapAnnotation alloc] initWithTirle:@"Apple Head quaters" andCoordinate:location];
    //添加到你的地图上
    [mapView addAnnotation:newAnnotation];
     //把地图添加你的页面上
    [self.view addSubview:mapView];
    self.navigationItem.leftBarButtonItem=[[UIBarButtonItem alloc] initWithTitle:@"back" style:2 target:self action:@selector(backPage)];
    
}

- (void)mapView:(MKMapView *)mv didAddAnnotationViews:(NSArray *)views
{
    
    MKAnnotationView *annotationView=[views objectAtIndex:0];
    //代理属性    调用方法
    id<MKAnnotation>mp=[annotationView annotation];
    //缩放你所看到的的X轴和Y轴
    MKCoordinateRegion region=MKCoordinateRegionMakeWithDistance([mp coordinate], 1500, 1500);
    //mv 是否实现缩放
    [mv setRegion:region animated:YES];
    //mv  是否实现mp
    [mv selectAnnotation:mp animated:YES];
    
}

-(void)backPage
{
    [self.navigationController popToRootViewControllerAnimated:YES];
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

@end

#import <UIKit/UIKit.h>
#import "ViewController.h"
@interface RootTableViewController : UITableViewController<NSXMLParserDelegate>
@property(strong,nonatomic)NSMutableArray *arr;

@property(strong,nonatomic)NSMutableDictionary *dic;

@property(strong,nonatomic)NSString *str;
@end

#import "RootTableViewController.h"

@interface RootTableViewController ()

@end

@implementation RootTableViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    self.title=@"城市列表";
    NSURL *url=[NSURL URLWithString:@"http://www.meituan.com/api/v1/divisions?mtt=1.help%2Fapi.0.0.im7coqq1"];
    NSData *data=[NSData dataWithContentsOfURL:url];
    NSXMLParser *parser=[[NSXMLParser alloc]initWithData:data];
    parser.delegate=self;
    BOOL bol=[parser parse];
    NSLog(@"%d",bol);
    [self.tableView registerClass:[UITableViewCell class] forCellReuseIdentifier:@"reuseIdentifier"];
}
- (void)parserDidStartDocument:(NSXMLParser *)parser
{
    self.arr=[NSMutableArray array];
}

- (void)parserDidEndDocument:(NSXMLParser *)parser
{
    NSLog(@"%@",self.arr);
}

-(void)parser:(NSXMLParser *)parser didStartElement:(NSString *)elementName namespaceURI:(nullable NSString *)namespaceURI qualifiedName:(nullable NSString *)qName attributes:(NSDictionary<NSString *, NSString *> *)attributeDict
{
    
    
    
    if ([elementName isEqualToString:@"division"]) {
        self.dic=[NSMutableDictionary dictionary];
        [self.dic setDictionary:attributeDict];
        
    }
}
- (void)parser:(NSXMLParser *)parser didEndElement:(NSString *)elementName namespaceURI:(nullable NSString *)namespaceURI qualifiedName:(nullable NSString *)qName
{
    if ([elementName isEqualToString:@"name"]||[elementName isEqualToString:@"latitude"]||[elementName isEqualToString:@"longitude"]) {
        [self.dic setObject:self.str forKey:elementName];
    }
    else if ([elementName isEqualToString:@"division"])
    {
        [self.arr addObject:self.dic];
    }
}


- (void)parser:(NSXMLParser *)parser foundCharacters:(NSString *)string
{
    self.str=string;
}


- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

#pragma mark - Table view data source

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {

    return 1;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {

    return self.arr.count;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"reuseIdentifier" forIndexPath:indexPath];
    
      cell.textLabel.text=self.arr[indexPath.row][@"name"];
    
    return cell;
}






-(void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
    NSLog(@"%@",self.arr[indexPath.row]);
    ViewController *viewvc=[[ViewController alloc] init];
    viewvc.longitude=self.arr[indexPath.row][@"longitude"];
    viewvc.latitude=self.arr[indexPath.row][@"latitude"];
    [self.navigationController pushViewController:viewvc animated:YES];
    
    
}