嘀嘀打车

2024-07-13 11:03| 来源: 网络整理| 查看: 265

在AppDelegate.h中添加导航 #import “AppDelegate.h” #import “ViewController.h” @interface AppDelegate ()

@end

@implementation AppDelegate

-(BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions { // Override point for customization after application launch.

ViewController *vc=[ViewController new]; UINavigationController *nav=[[UINavigationController alloc] initWithRootViewController:vc]; self.window.rootViewController=nav; return YES;

}

在ViewController.h中创建属性 @property(nonatomic,strong)NSString *provie;

在ViewController.m中代码 #import “ViewController.h” #import “oneViewController.h” #import “twoViewController.h” #import “kuaicheViewController.h” #import “threeViewController.h” #import “fourViewController.h” #import “SCNavTabBarController.h”

#import “MapUIkit.h” #import “SMViewController.h”

@interface ViewController () @end

@implementation ViewController

-(void)viewDidLoad { [super viewDidLoad]; // Do any additional setup after loading the view, typically from a nib.

self.navigationItem.leftBarButtonItem = [[UIBarButtonItem alloc] initWithImage:[UIImage imageNamed:@"aa"] style:UIBarButtonItemStylePlain target:self action:@selector(aaa)]; self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithImage:[UIImage imageNamed:@"bb"] style:UIBarButtonItemStylePlain target:self action:@selector(bbb)]; self.title = @"北京市"; oneViewController *cw = [oneViewController new]; cw.title = @"单车"; twoViewController *et = [twoViewController new]; et.title = @"豪华车"; kuaicheViewController *sh= [kuaicheViewController new]; sh.title = @"快车"; threeViewController *ty = [threeViewController new]; ty.title = @"里程单车"; fourViewController *dcd = [fourViewController new]; dcd.title = @"出租车"; // 创建SCNavTabBar SCNavTabBarController *scNav = [SCNavTabBarController new]; // scNav.d scNav.subViewControllers = @[cw , et , sh , ty , dcd]; // 设置背景颜色 [scNav setNavTabBarColor:[UIColor whiteColor]]; // 执行管理 [scNav addParentController:self];

} -(void)bbb{

[self.navigationController pushViewController:[SMViewController new] animated:YES];

} -(void)aaa{

[self.navigationController pushViewController:[MapUIkit new] animated:YES];

}

@end

创建5个页面➕两个跳转页面在这里插入图片描述在kuaicheViewController.h中创建属性 //创建属性 @property(nonatomic,strong)NSString *provie;

在kuaicheViewController.m中加入代码 #import “kuaicheViewController.h” //导入系统类 #import //导入获取经纬度类 #import

@interface kuaicheViewController ()

//创建地图对象 @property(nonatomic,strong)MKMapView *MapView; @property(nonatomic,strong)CLLocationManager *lomanger;

@end

@implementation kuaicheViewController

-(void)viewDidLoad { [super viewDidLoad]; // Do any additional setup after loading the view.

//实例化 self.MapView = [[MKMapView alloc] initWithFrame:self.view.frame]; //设置代理 self.MapView.delegate = self; //设置地图样式 self.MapView.mapType = MKMapTypeStandard; //加载视图 [self.view addSubview:self.MapView]; //设置按钮 UIButton *butt = [UIButton buttonWithType:UIButtonTypeCustom]; //设置 butt.frame = CGRectMake(40, 600,50, 50); //添加文字 [butt setTitle:@"当前位置" forState:UIControlStateNormal]; butt.titleLabel.font = [UIFont systemFontOfSize:10]; //添加点击事件 [butt addTarget:self action:@selector(dian:) forControlEvents:UIControlEventTouchUpInside]; butt.layer.masksToBounds = YES; butt.layer.cornerRadius = 25; butt.backgroundColor = [UIColor greenColor]; //添加视图 [self.view addSubview:butt]; //实例化经纬度类 self.lomanger = [[CLLocationManager alloc] init]; //申请用户授权用户进入后台不在授权 [self.lomanger requestWhenInUseAuthorization];

} -(void)YOU:(id)seb{

CLGeocoder *g = [[CLGeocoder alloc] init]; //将地址字符串转换为位置的经纬度 [g geocodeAddressString:self.provie completionHandler:^(NSArray * _Nullable placemarks, NSError * _Nullable error) { //获取位置随便展示在地图上 CLPlacemark *place = [placemarks lastObject]; //获取位置 CLLocation *loc =place.location; CLLocationCoordinate2D coor = loc.coordinate; //定位 MKPointAnnotation *anne = [[MKPointAnnotation alloc] init]; //设置挫钉 anne.coordinate = coor; //回到主线程 dispatch_async(dispatch_get_main_queue(), ^{ //设置让地图显示区域缩小 MKCoordinateRegion rgin =MKCoordinateRegionMakeWithDistance(coor, 10, 10); //添加到视图 [self.MapView setRegion:rgin]; [self.MapView addAnnotation:anne]; }); }];

} //实现点击方法 -(void)dian:(id)sender{

//设置代理 self.lomanger.delegate = self; //开始获取位置信息调用此方法后协议中的方法才会执行 [self.lomanger startUpdatingLocation];

} //实现代理方法 -(void)locationManager:(CLLocationManager *)manager didUpdateLocations:(NSArray *)locations{

//创建对象获取当前获取最后一个元素 CLLocation *curloc = [locations lastObject]; //创建结构体获取经纬度 CLLocationCoordinate2D curCoor = curloc.coordinate; self.lomanger.delegate = nil; //输出经纬度 NSLog(@"经度%g,纬度%g",curCoor.longitude,curCoor.latitude); //设置让地图显示区域缩小 MKCoordinateRegion rgin =MKCoordinateRegionMakeWithDistance(curCoor, 30, 30); //设置动画并添加 [self.MapView setRegion:rgin animated:YES]; //将地址经纬度转换为字符串 CLGeocoder *Geder = [[CLGeocoder alloc] init]; //设置方法 [Geder reverseGeocodeLocation:curloc completionHandler:^(NSArray * _Nullable placemarks, NSError * _Nullable error) { //创建异步队列回到主线程 dispatch_async(dispatch_get_main_queue(), ^{ //获取最后一个经纬度转换为字符串 CLPlacemark *place = [placemarks firstObject]; //设置大头针 MKPointAnnotation *pino = [[MKPointAnnotation alloc] init]; //将获取的地址名字给大头针 pino.title = place.name; //设置大头针的位置 pino.coordinate = curCoor; //添加到地图上 [self.MapView addAnnotation:pino]; }); }];

} //实现大头针点击事件 -(nullable MKAnnotationView *)mapView:(MKMapView *)mapView viewForAnnotation:(id )annotation{

//从MAPView找一块可用的内存 MKPinAnnotationView *kl =[[MKPinAnnotationView alloc] initWithAnnotation:annotation reuseIdentifier:@"1"]; //设置动画 kl.animatesDrop = YES; //设置 kl.canShowCallout = YES; //返回内容 return kl;

} @end

在SMViewController.m中添加二维码 #import “SMViewController.h” #import

#define KMainW [UIScreen mainScreen].bounds.size.width #define KMainH [UIScreen mainScreen].bounds.size.height

@interface SMViewController ()

@property (nonatomic, strong) NSTimer *timer; @property (nonatomic, strong) AVCaptureDevice *device; @property (nonatomic, strong) AVCaptureSession *session; @property (nonatomic, strong) AVCaptureVideoPreviewLayer *preview; @property (nonatomic, weak) UIImageView *line; @property (nonatomic, assign) NSInteger distance;

@end

@implementation SMViewController

-(void)viewDidLoad { [super viewDidLoad];

//初始化信息 [self initInfo]; //创建控件 [self creatControl]; //设置参数 [self setupCamera]; //添加定时器 [self addTimer];

} -(void)viewWillDisappear:(BOOL)animated {

[super viewWillDisappear:animated]; [self stopScanning];

} -(void)initInfo {

//背景色 self.view.backgroundColor = [UIColor blackColor]; //导航标题 self.navigationItem.title = @"二维码/条形码"; //导航右侧相册按钮 self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"相册" style:UIBarButtonItemStylePlain target:self action:@selector(photoBtnOnClick)];

} -(void)creatControl {

CGFloat scanW = KMainW * 0.65; CGFloat padding = 10.0f; CGFloat labelH = 20.0f; CGFloat tabBarH = 64.0f; CGFloat cornerW = 26.0f; CGFloat marginX = (KMainW - scanW) * 0.5; CGFloat marginY = (KMainH - scanW - padding - labelH) * 0.5; //遮盖视图 for (int i = 0; i < 4; i++) { UIView *cover = [[UIView alloc] initWithFrame:CGRectMake(0, (marginY + scanW) * i, KMainW, marginY + (padding + labelH) * i)]; if (i == 2 || i == 3) { cover.frame = CGRectMake((marginX + scanW) * (i - 2), marginY, marginX, scanW); } cover.backgroundColor = [[UIColor blackColor] colorWithAlphaComponent:0.5f]; [self.view addSubview:cover]; } //扫描视图 UIView *scanView = [[UIView alloc] initWithFrame:CGRectMake(marginX, marginY, scanW, scanW)]; [self.view addSubview:scanView]; //扫描线 UIImageView *line = [[UIImageView alloc] initWithFrame:CGRectMake(0, 0, scanW, 2)]; [self drawLineForImageView:line]; [scanView addSubview:line]; self.line = line; //边框 UIView *borderView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, scanW, scanW)]; borderView.layer.borderColor = [[UIColor whiteColor] CGColor]; borderView.layer.borderWidth = 1.0f; [scanView addSubview:borderView]; //扫描视图四个角 for (int i = 0; i < 4; i++) { CGFloat imgViewX = (scanW - cornerW) * (i % 2); CGFloat imgViewY = (scanW - cornerW) * (i / 2); UIImageView *imgView = [[UIImageView alloc] initWithFrame:CGRectMake(imgViewX, imgViewY, cornerW, cornerW)]; if (i == 0 || i == 1) { imgView.transform = CGAffineTransformRotate(imgView.transform, M_PI_2 * i); }else { imgView.transform = CGAffineTransformRotate(imgView.transform, - M_PI_2 * (i - 1)); } [self drawImageForImageView:imgView]; [scanView addSubview:imgView]; } //提示标签 UILabel *label = [[UILabel alloc] initWithFrame:CGRectMake(0, CGRectGetMaxY(scanView.frame) + padding, KMainW, labelH)]; label.text = @"将二维码/条形码放入框内，即可自动扫描"; label.font = [UIFont systemFontOfSize:16.0f]; label.textAlignment = NSTextAlignmentCenter; label.textColor = [UIColor whiteColor]; [self.view addSubview:label]; //选项栏 UIView *tabBarView = [[UIView alloc] initWithFrame:CGRectMake(0, KMainH - tabBarH, KMainW, tabBarH)]; tabBarView.backgroundColor = [[UIColor blackColor] colorWithAlphaComponent:0.8f]; [self.view addSubview:tabBarView]; //开启照明按钮 UIButton *lightBtn = [[UIButton alloc] initWithFrame:CGRectMake(KMainW - 100, 0, 100, tabBarH)]; lightBtn.titleLabel.font = [UIFont systemFontOfSize:16.0f]; [lightBtn setTitle:@"开启照明" forState:UIControlStateNormal]; [lightBtn setTitle:@"关闭照明" forState:UIControlStateSelected]; [lightBtn addTarget:self action:@selector(lightBtnOnClick:) forControlEvents:UIControlEventTouchUpInside]; [tabBarView addSubview:lightBtn];

} -(void)setupCamera {

dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{ //初始化相机设备 _device = [AVCaptureDevice defaultDeviceWithMediaType:AVMediaTypeVideo]; //初始化输入流 AVCaptureDeviceInput *input = [AVCaptureDeviceInput deviceInputWithDevice:_device error:nil]; //初始化输出流 AVCaptureMetadataOutput *output = [[AVCaptureMetadataOutput alloc] init]; //设置代理，主线程刷新 [output setMetadataObjectsDelegate:self queue:dispatch_get_main_queue()]; //初始化链接对象 _session = [[AVCaptureSession alloc] init]; //高质量采集率 [_session setSessionPreset:AVCaptureSessionPresetHigh]; if ([_session canAddInput:input]) [_session addInput:input]; if ([_session canAddOutput:output]) [_session addOutput:output]; //条码类型（二维码/条形码） outputadataObjectTypes = [NSArray arrayWithObjects:AVMetadataObjectTypeEAN13Code, AVMetadataObjectTypeEAN8Code, AVMetadataObjectTypeCode128Code, AVMetadataObjectTypeQRCode, nil]; //更新界面 dispatch_async(dispatch_get_main_queue(), ^{ _preview = [AVCaptureVideoPreviewLayer layerWithSession:_session]; _preview.videoGravity = AVLayerVideoGravityResizeAspectFill; _preview.frame = CGRectMake(0, 0, KMainW, KMainH); [self.view.layer insertSublayer:_preview atIndex:0]; [_session startRunning]; }); });

} -(void)addTimer {

_distance = 0; self.timer = [NSTimer scheduledTimerWithTimeInterval:0.01f target:self selector:@selector(timerAction) userInfo:nil repeats:YES]; [[NSRunLoop mainRunLoop] addTimer:self.timer forMode:NSRunLoopCommonModes];

} -(void)timerAction {

if (_distance++ > KMainW * 0.65) _distance = 0; _line.frame = CGRectMake(0, _distance, KMainW * 0.65, 2); }

-(void)removeTimer {

[_timer invalidate]; _timer = nil;

}

//照明按钮点击事件 -(void)lightBtnOnClick:(UIButton *)btn {

//判断是否有闪光灯 if (![_device hasTorch]) { [self showAlertWithTitle:@"当前设备没有闪光灯，无法开启照明功能" message:nil sureHandler:nil cancelHandler:nil]; return; } btn.selected = !btn.selected; [_device lockForConfiguration:nil]; if (btn.selected) { [_device setTorchMode:AVCaptureTorchModeOn]; }else { [_device setTorchMode:AVCaptureTorchModeOff]; } [_device unlockForConfiguration];

}

//进入相册 -(void)photoBtnOnClick {

if ([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypePhotoLibrary]) { UIImagePickerController *controller = [[UIImagePickerController alloc] init]; controller.sourceType = UIImagePickerControllerSourceTypePhotoLibrary; controller.delegate = self; [self presentViewController:controller animated:YES completion:nil]; }else { [self showAlertWithTitle:@"当前设备不支持访问相册" message:nil sureHandler:nil cancelHandler:nil]; }

}

#pragma mark - AVCaptureMetadataOutputObjectsDelegate -(void)captureOutput:(AVCaptureOutput *)captureOutput didOutputMetadataObjects:(NSArray *)metadataObjects fromConnection:(AVCaptureConnection *)connection {

//扫描完成 if ([metadataObjects count] > 0) { //停止扫描 [self stopScanning]; //显示结果 [self showAlertWithTitle:@"扫描结果" message:[[metadataObjects firstObject] stringValue] sureHandler:nil cancelHandler:nil]; }

}

-(void)stopScanning {

[_session stopRunning]; _session = nil; [_preview removeFromSuperlayer]; [self removeTimer];

}

#pragma mark - UIImagePickerControllrDelegate -(void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info {

[picker dismissViewControllerAnimated:YES completion:^{ //获取相册图片 UIImage *image = info[UIImagePickerControllerOriginalImage]; //识别图片 CIDetector *detector = [CIDetector detectorOfType:CIDetectorTypeQRCode context:nil options:@{CIDetectorAccuracy:CIDetectorAccuracyHigh}]; NSArray *features = [detector featuresInImage:[CIImage imageWithCGImage:image.CGImage]]; //识别结果 if (features.count > 0) { [self showAlertWithTitle:@"扫描结果" message:[[features firstObject] messageString] sureHandler:nil cancelHandler:nil]; }else{ [self showAlertWithTitle:@"没有识别到二维码或条形码" message:nil sureHandler:nil cancelHandler:nil]; } }];

}

//提示弹窗 -(void)showAlertWithTitle:(NSString *)title message:(NSString *)message sureHandler:(void (^)())sureHandler cancelHandler:(void (^)())cancelHandler {

UIAlertController *alertController = [UIAlertController alertControllerWithTitle:title message:message preferredStyle:UIAlertControllerStyleAlert]; UIAlertAction *sureAction = [UIAlertAction actionWithTitle:@"确认" style:UIAlertActionStyleDefault handler:sureHandler]; UIAlertAction *cancelAction = [UIAlertAction actionWithTitle:@"取消" style:UIAlertActionStyleCancel handler:cancelHandler]; [alertController addAction:sureAction]; [alertController addAction:cancelAction]; [self presentViewController:alertController animated:YES completion:nil];

}

//绘制角图片 -(void)drawImageForImageView:(UIImageView *)imageView {

UIGraphicsBeginImageContext(imageView.bounds.size); //获取上下文 CGContextRef context = UIGraphicsGetCurrentContext(); //设置线条宽度 CGContextSetLineWidth(context, 6.0f); //设置颜色 CGContextSetStrokeColorWithColor(context, [[UIColor greenColor] CGColor]); //路径 CGContextBeginPath(context); //设置起点坐标 CGContextMoveToPoint(context, 0, imageView.bounds.size.height); //设置下一个点坐标 CGContextAddLineToPoint(context, 0, 0); CGContextAddLineToPoint(context, imageView.bounds.size.width, 0); //渲染，连接起点和下一个坐标点 CGContextStrokePath(context); imageView.image = UIGraphicsGetImageFromCurrentImageContext(); UIGraphicsEndImageContext();

}

//绘制线图片 -(void)drawLineForImageView:(UIImageView *)imageView {

CGSize size = imageView.bounds.size; UIGraphicsBeginImageContext(size); //获取上下文 CGContextRef context = UIGraphicsGetCurrentContext(); //创建一个颜色空间 CGColorSpaceRef colorSpace = CGColorSpaceCreateDeviceRGB(); //设置开始颜色 const CGFloat *startColorComponents = CGColorGetComponents([[UIColor greenColor] CGColor]); //设置结束颜色 const CGFloat *endColorComponents = CGColorGetComponents([[UIColor whiteColor] CGColor]); //颜色分量的强度值数组 CGFloat components[8] = {startColorComponents[0], startColorComponents[1], startColorComponents[2], startColorComponents[3], endColorComponents[0], endColorComponents[1], endColorComponents[2], endColorComponents[3] }; //渐变系数数组 CGFloat locations[] = {0.0, 1.0}; //创建渐变对象 CGGradientRef gradient = CGGradientCreateWithColorComponents(colorSpace, components, locations, 2); //绘制渐变 CGContextDrawRadialGradient(context, gradient, CGPointMake(size.width * 0.5, size.height * 0.5), size.width * 0.25, CGPointMake(size.width * 0.5, size.height * 0.5), size.width * 0.5, kCGGradientDrawsBeforeStartLocation); //释放 CGColorSpaceRelease(colorSpace); CGGradientRelease(gradient); imageView.image = UIGraphicsGetImageFromCurrentImageContext(); UIGraphicsEndImageContext();

} @end

在MapUIkit.xib拖控件

在Info.plist中添加五个 Privacy - Location Always and When In Use Usage Description Privacy - Location Always Usage Description Privacy - Location When In Use Usage Description Privacy - Camera Usage Description Privacy - Photo Library Usage Description 在这里插入图片描述

加入第三方SCNavTabBar

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嘀嘀打车

嘀嘀打车

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