iOS 6 一下导航路线
#import <UIKit/UIKit.h>
@interface ViewController : UIViewController
@property (retain, nonatomic) IBOutlet UIWebView *web;
- (IBAction)ZiJia:(id)sender;
- (IBAction)TuBu:(id)sender;
- (IBAction)Gongjia:(id)sender;
@property (retain, nonatomic) IBOutlet UILabel *text;
@property (retain, nonatomic) IBOutlet UILabel *text2;
@end
#import "ViewController.h"
////////服务接口网站 www.zdoz.net
////起点
double startLat = 34.7712;
double startLng = 113.7240;
////终点
double endLat = 34.7524;
double endLng = 113.6657;
@interface ViewController ()
@end
@implementation ViewController
- (void)viewDidLoad
{
[super viewDidLoad];
// Do any additional setup after loading the view, typically from a nib.
/*
www.zdoz.net 获取地理位置接口 http://www.zdoz.net/api/geo2loc.aspx
*/
///获取起点地理位置
NSString *startName = [self GetHtmlFromUrl:[NSString stringWithFormat:@"http://www.zdoz.net/api/geo2loc.aspx?lat=%f&lng=%f",startLat,startLng]];
///获取终点地理位置
NSString *endName = [self GetHtmlFromUrl:[NSString stringWithFormat:@"http://www.zdoz.net/api/geo2loc.aspx?lat=%f&lng=%f",endLat,endLng]];
self.text.text = [NSString stringWithFormat:@"从：%@",startName];
self.text2.text = [NSString stringWithFormat:@"到：%@",endName];
}
- (void)didReceiveMemoryWarning
{
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
- (void)dealloc {
[_web release];
[_text release];
[_text2 release];
[super dealloc];
}
/*
www.zdoz.net 导航接口 http://www.zdoz.net/api/daohang.aspx
*/
- (IBAction)ZiJia:(id)sender {
///自驾
NSString *travelType = @"driving";
NSString *urlStr = [NSString stringWithFormat:@"http://www.zdoz.net/api/daohang.aspx?TravelType=%@&startLat=%f&startLng=%f&endLat=%f&endLng=%f",travelType,startLat,startLng,endLat,endLng];
[self.web loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:urlStr]]];
}
- (IBAction)TuBu:(id)sender {
//徒步
NSString *travelType = @"walking";
NSString *urlStr = [NSString stringWithFormat:@"http://www.zdoz.net/api/daohang.aspx?TravelType=%@&startLat=%f&startLng=%f&endLat=%f&endLng=%f",travelType,startLat,startLng,endLat,endLng];
[self.web loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:urlStr]]];
}
- (IBAction)Gongjia:(id)sender {
//公交
NSString *travelType = @"transit";
NSString *urlStr = [NSString stringWithFormat:@"http://www.zdoz.net/api/daohang.aspx?TravelType=%@&startLat=%f&startLng=%f&endLat=%f&endLng=%f",travelType,startLat,startLng,endLat,endLng];
[self.web loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:urlStr]]];
}
-(NSString*)GetHtmlFromUrl:(NSString *)urlStr
{
///获取html数据
return [[NSString alloc]initWithContentsOfURL:[NSURL URLWithString:urlStr] encoding:NSUTF8StringEncoding error:nil];
}
@end