/************************************************************
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* * Hyphenate CONFIDENTIAL
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* __________________
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* Copyright (C) 2016 Hyphenate Inc. All rights reserved.
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*
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* NOTICE: All information contained herein is, and remains
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* the property of Hyphenate Inc.
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* Dissemination of this information or reproduction of this material
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* is strictly forbidden unless prior written permission is obtained
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* from Hyphenate Inc.
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*/
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#import <CoreLocation/CoreLocation.h>
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#import <MapKit/MapKit.h>
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#import "EaseLocationViewController.h"
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#import "UIViewController+HUD.h"
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#import "EaseLocalDefine.h"
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static EaseLocationViewController *defaultLocation = nil;
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@interface EaseLocationViewController () <MKMapViewDelegate,CLLocationManagerDelegate>
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{
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MKMapView *_mapView;
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MKPointAnnotation *_annotation;
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CLLocationManager *_locationManager;
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CLLocationCoordinate2D _currentLocationCoordinate;
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BOOL _isSendLocation;
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}
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@property (strong, nonatomic) NSString *addressString;
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@end
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@implementation EaseLocationViewController
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@synthesize addressString = _addressString;
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- (instancetype)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
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{
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self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
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if (self) {
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_isSendLocation = YES;
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}
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return self;
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}
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- (instancetype)initWithLocation:(CLLocationCoordinate2D)locationCoordinate
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{
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self = [super initWithNibName:nil bundle:nil];
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if (self) {
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_isSendLocation = NO;
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_currentLocationCoordinate = locationCoordinate;
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}
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return self;
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}
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+ (instancetype)defaultLocation
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{
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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defaultLocation = [[EaseLocationViewController alloc] initWithNibName:nil bundle:nil];
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});
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return defaultLocation;
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}
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- (void)viewDidLoad
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{
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[super viewDidLoad];
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self.title = NSEaseLocalizedString(@"location.messageType", @"location message");
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UIButton *backButton = [[UIButton alloc] initWithFrame:CGRectMake(0, 0, 44, 44)];
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[backButton setImage:[UIImage easeImageNamed:@"EaseUIResource.bundle/back"] forState:UIControlStateNormal];
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[backButton addTarget:self.navigationController action:@selector(popViewControllerAnimated:) forControlEvents:UIControlEventTouchUpInside];
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UIBarButtonItem *backItem = [[UIBarButtonItem alloc] initWithCustomView:backButton];
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[self.navigationItem setLeftBarButtonItem:backItem];
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_mapView = [[MKMapView alloc] initWithFrame:self.view.bounds];
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_mapView.delegate = self;
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_mapView.mapType = MKMapTypeStandard;
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_mapView.zoomEnabled = YES;
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[self.view addSubview:_mapView];
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if (_isSendLocation) {
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_mapView.showsUserLocation = YES;//显示当前位置
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UIButton *sendButton = [[UIButton alloc] initWithFrame:CGRectMake(0, 0, 60, 44)];
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[sendButton setTitle:NSEaseLocalizedString(@"send", @"Send") forState:UIControlStateNormal];
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sendButton.accessibilityIdentifier = @"send_location";
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[sendButton setTitleColor:[UIColor colorWithRed:32 / 255.0 green:134 / 255.0 blue:158 / 255.0 alpha:1.0] forState:UIControlStateNormal];
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[sendButton setTitleColor:[UIColor whiteColor] forState:UIControlStateHighlighted];
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[sendButton addTarget:self action:@selector(sendLocation) forControlEvents:UIControlEventTouchUpInside];
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[self.navigationItem setRightBarButtonItem:[[UIBarButtonItem alloc] initWithCustomView:sendButton]];
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self.navigationItem.rightBarButtonItem.enabled = NO;
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[self startLocation];
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}
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else{
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[self removeToLocation:_currentLocationCoordinate];
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}
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}
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- (void)didReceiveMemoryWarning
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{
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[super didReceiveMemoryWarning];
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// Dispose of any resources that can be recreated.
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}
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-(void)viewWillAppear:(BOOL)animated
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{
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[super viewWillAppear:animated];
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}
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-(void)viewWillDisappear:(BOOL)animated
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{
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[super viewWillDisappear:animated];
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}
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#pragma mark - MKMapViewDelegate
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- (void)mapView:(MKMapView *)mapView didUpdateUserLocation:(MKUserLocation *)userLocation
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{
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__weak typeof(self) weakSelf = self;
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CLGeocoder *geocoder = [[CLGeocoder alloc] init];
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[geocoder reverseGeocodeLocation:userLocation.location completionHandler:^(NSArray *array, NSError *error) {
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if (!error && array.count > 0) {
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CLPlacemark *placemark = [array objectAtIndex:0];
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weakSelf.addressString = placemark.name;
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[self removeToLocation:userLocation.coordinate];
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}
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}];
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}
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- (void)mapView:(MKMapView *)mapView didFailToLocateUserWithError:(NSError *)error
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{
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[self hideHud];
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if (error.code == 0) {
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UIAlertView *alertView = [[UIAlertView alloc] initWithTitle:nil
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message:[error.userInfo objectForKey:NSLocalizedRecoverySuggestionErrorKey]
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delegate:nil
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cancelButtonTitle:NSEaseLocalizedString(@"ok", @"OK")
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otherButtonTitles:nil, nil];
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[alertView show];
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}
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}
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- (void)locationManager:(CLLocationManager *)manager didChangeAuthorizationStatus:(CLAuthorizationStatus)status
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{
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switch (status) {
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case kCLAuthorizationStatusNotDetermined:
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if ([_locationManager respondsToSelector:@selector(requestAlwaysAuthorization)])
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{
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[_locationManager requestWhenInUseAuthorization];
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}
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break;
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case kCLAuthorizationStatusDenied:
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{
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}
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default:
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break;
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}
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}
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#pragma mark - public
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/*!
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@method
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@brief 开启定位
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@discussion
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@result
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*/
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- (void)startLocation
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{
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if([CLLocationManager locationServicesEnabled]){
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_locationManager = [[CLLocationManager alloc] init];
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_locationManager.delegate = self;
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_locationManager.distanceFilter = 5;
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_locationManager.desiredAccuracy = kCLLocationAccuracyBestForNavigation;//kCLLocationAccuracyBest;
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if ([[UIDevice currentDevice].systemVersion floatValue] >= 8.0) {
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[_locationManager requestWhenInUseAuthorization];
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}
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}
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if (_isSendLocation) {
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self.navigationItem.rightBarButtonItem.enabled = NO;
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}
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[self showHudInView:self.view hint:NSEaseLocalizedString(@"location.ongoning", @"locating...")];
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}
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/*!
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@method
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@brief 地图添加大头针
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@discussion
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@param coords 位置信息
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@result
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*/
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-(void)createAnnotationWithCoords:(CLLocationCoordinate2D)coords
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{
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if (_annotation == nil) {
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_annotation = [[MKPointAnnotation alloc] init];
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}
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else{
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[_mapView removeAnnotation:_annotation];
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}
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_annotation.coordinate = coords;
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[_mapView addAnnotation:_annotation];
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}
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/*!
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@method
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@brief 大头针移动到指定位置
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@discussion
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@param locationCoordinate 指定位置
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@result
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*/
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- (void)removeToLocation:(CLLocationCoordinate2D)locationCoordinate
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{
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[self hideHud];
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_currentLocationCoordinate = locationCoordinate;
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float zoomLevel = 0.01;
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MKCoordinateRegion region = MKCoordinateRegionMake(_currentLocationCoordinate, MKCoordinateSpanMake(zoomLevel, zoomLevel));
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[_mapView setRegion:[_mapView regionThatFits:region] animated:YES];
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if (_isSendLocation) {
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self.navigationItem.rightBarButtonItem.enabled = YES;
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}
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[self createAnnotationWithCoords:_currentLocationCoordinate];
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}
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- (void)sendLocation
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{
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if (_delegate && [_delegate respondsToSelector:@selector(sendLocationLatitude:longitude:andAddress:)]) {
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[_delegate sendLocationLatitude:_currentLocationCoordinate.latitude longitude:_currentLocationCoordinate.longitude andAddress:_addressString];
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}
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[self.navigationController popViewControllerAnimated:YES];
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}
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@end
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