erpsuiteios/Apex Mobile/Apex Mobile/ShipMap/AMShipMap.m

//
//  AMShipMap.m
//  Apex Mobile
//
//  Created by Jack on 2018/5/4.
//  Copyright © 2018年 United Software Applications, Inc. All rights reserved.
//

#import "AMShipMap.h"
#import <MapKit/MapKit.h>
#import "AMMapView.h"
#import "AMAnnotationView.h"

typedef enum {
    
    AMShipAnnotationPriorityRequired,
    AMShipAnnotationPriorityHigh,
    AMShipAnnotationPriorityLow
    
} AMShipAnnotationPriority;

@interface AMShipAnnotation : MKPointAnnotation

@property (nonatomic,assign) AMShipAnnotationPriority priority;
@property (nonatomic,copy) NSString *imageName;
@property (nonatomic,assign) BOOL isCurrent;

@end

@implementation AMShipAnnotation

@end

@interface AMShipMap () <MKMapViewDelegate>
{
    MKAnnotationView *_currentAnnotaion;
    NSTimer *_twinkleTimer;
    float _timerAngle;
}
@property (nonatomic,strong) AMMapView *mapView;
@property (nonatomic,strong) UIButton *resizeBtn;

@end

@implementation AMShipMap

- (void)handleLoaction:(NSDictionary *)location Priority:(AMShipAnnotationPriority)priority ImageName:(NSString *)imgName {
    if (location == nil) {
        return;
    }
    NSString *port = [location valueForKey:@"port"];
    NSString* addr = [location valueForKey:@"addr"];
    NSString* name = [location valueForKey:@"name"];
    NSString *lonStr = [location valueForKey:@"lon"];
    NSString *latStr = [location valueForKey:@"lat"];
    if (lonStr && lonStr.length > 0 && latStr && latStr.length > 0) {
        
        double longitude = [lonStr doubleValue];
        double latitude = [latStr doubleValue];
        
        if (port == nil) {
            port = @"";
        }
        
        if (addr == nil) {
            addr = @"";
        }
        
        // 创建大头针(标注)的数据模型(此处不创建视图，视图通过MKMapView的委托设置回调方法来生成的)
        AMShipAnnotation *ann = [[AMShipAnnotation alloc] init];
        CLLocationCoordinate2D c2d = CLLocationCoordinate2DMake(latitude, longitude);
        // 指定大头针的经纬度坐标(位置)以及附加的信息
        ann.coordinate = c2d;
        ann.title = name;
        ann.subtitle = [NSString stringWithFormat:@"%@ %@",port,addr];
        ann.priority = priority;
        ann.imageName = imgName;
        
        if ([port isEqualToString:@"Current"]) {
            ann.isCurrent = YES;
        }
        
        // 将大头针数据模型添加到MKMapView上管理
        [self.mapView addAnnotation:ann];
        
    } else {
        return;
    }
}

- (void)moveToLocation:(NSDictionary *)location {
    if (location == nil) {
        return;
    }
    
    NSString *lonStr = [location valueForKey:@"lon"];
    NSString *latStr = [location valueForKey:@"lat"];
    if (lonStr && lonStr.length > 0 && latStr && latStr.length > 0) {
        
        double longitude = [lonStr doubleValue];
        double latitude = [latStr doubleValue];
        
        CLLocationCoordinate2D c2d = CLLocationCoordinate2DMake(latitude, longitude);
        
        MKCoordinateSpan span = MKCoordinateSpanMake(180, 360);
        // 创建一个区域结构体变量
        MKCoordinateRegion region = MKCoordinateRegionMake(c2d, span);
        
        // 将大头针数据模型添加到MKMapView上管理
        [self.mapView setRegion:region animated:YES];
        
    }
    
}

- (void)showShipAnnotaion:(NSDictionary *)annotation backupLocation:(NSString*)port{
    
    if (annotation == nil) {
        return;
    }
    [self.mapView removeAnnotations:self.mapView.annotations];
    
    NSDictionary *locationInfo = annotation;
    if (_currentAnnotaion) {
//        [self stopTwinkle];
        _currentAnnotaion.alpha = 1.f;
        _currentAnnotaion = nil;
    }
    
    // pol,pod,poe,por,origin,destination,current
    if (locationInfo) {
        NSMutableDictionary *pol = [[locationInfo objectForKey:@"pol"] mutableCopy];
        if (self.showPol) {
            [pol setObject:@"Port Of Load" forKey:@"port"];
            [self handleLoaction:pol Priority:AMShipAnnotationPriorityHigh ImageName:@"new_location_pol"];
        }
        
        NSMutableDictionary *pod = [[locationInfo objectForKey:@"pod"] mutableCopy];
        if (self.showPod) {
            [pod setObject:@"Port Of Discharge" forKey:@"port"];
            [self handleLoaction:pod Priority:AMShipAnnotationPriorityHigh  ImageName:@"new_location_pod"];
        }
        
        NSMutableDictionary *poe = [[locationInfo objectForKey:@"poe"] mutableCopy];
        if (self.showPoe) {
            [poe setObject:@"Place Of Deliver" forKey:@"port"];
            [self handleLoaction:poe Priority:AMShipAnnotationPriorityLow  ImageName:@"new_location_poe"];
        }
        
        NSMutableDictionary *por = [[locationInfo objectForKey:@"por"] mutableCopy];
        if (self.showPor) {
            [por setObject:@"Place Of Receipt" forKey:@"port"];
            [self handleLoaction:por Priority:AMShipAnnotationPriorityLow  ImageName:@"new_location_por"];
        }
        
        NSMutableDictionary *origin = [[locationInfo objectForKey:@"origin"] mutableCopy];
        if (self.showOrigin) {
            [origin setObject:@"Origin" forKey:@"port"];
            [self handleLoaction:origin Priority:AMShipAnnotationPriorityLow  ImageName:@"new_location_origin"];
        }
        
        NSMutableDictionary *destination = [[locationInfo objectForKey:@"destination"] mutableCopy];
        if (self.showDestination) {
            [destination setObject:@"Destination" forKey:@"port"];
            [self handleLoaction:destination Priority:AMShipAnnotationPriorityLow  ImageName:@"new_location_destination"];
        }
        
        NSMutableDictionary *current = [[locationInfo objectForKey:@"current"] mutableCopy];
        if (self.showCurrent) {
            [current setObject:@"Current" forKey:@"port"];
            [self handleLoaction:current Priority:AMShipAnnotationPriorityRequired  ImageName:@"ic_marker"];
        }
        if (current && self.showCurrent) {
            [self moveToLocation:current];
            
        } else if ([port isEqualToString:@"pol"]&& pol && self.showPol) {
            [self moveToLocation:pol];
        } else if ([port isEqualToString:@"pod"]&&pod && self.showPod) {
            [self moveToLocation:pod];
        }
    }
    
//    [self startTwinkle];
}

#pragma mark - Twinkle Current

- (void)startTwinkle {
    if (_twinkleTimer) {
        return;
    }
    __weak typeof(self) weakSelf = self;
    dispatch_async(dispatch_get_global_queue(0, 0), ^{
        if (weakSelf) {
            __strong typeof(weakSelf) strongSelf = weakSelf;
            strongSelf->_twinkleTimer = [NSTimer scheduledTimerWithTimeInterval:0.1 target:self selector:@selector(twinkleTimerExecute:) userInfo:nil repeats:YES];
            [[NSRunLoop currentRunLoop] addTimer:strongSelf->_twinkleTimer forMode:NSDefaultRunLoopMode];
            [[NSRunLoop currentRunLoop] run];
        }
    });
}

- (void)twinkleTimerExecute:(NSTimer *)timer {
    if (!_currentAnnotaion) {
        return;
    }
    __weak typeof(self) weakSelf = self;
    dispatch_async(dispatch_get_main_queue(), ^{
        if (weakSelf) {
            __strong typeof(weakSelf) strongSelf = weakSelf;
            
            strongSelf->_timerAngle += 0.1;
            if (strongSelf->_timerAngle == 3.1) {
                strongSelf->_timerAngle = 0;
            }
            float alpha = ABS(cos(strongSelf->_timerAngle));
            strongSelf->_currentAnnotaion.alpha = alpha;
        }
    });
}

- (void)stopTwinkle {
    if (_twinkleTimer) {
        [_twinkleTimer invalidate];
        _twinkleTimer = nil;
    }
}

#pragma mark - Apear

- (void)shipMapWillAppear {
    if (self.twinkleCurrent) {
        [self startTwinkle];
    }
}

- (void)shipMapWillDisappear {
    [self stopTwinkle];
}

#pragma mark - Map Delegate

// 当地图上添加了标注以后要执行的回调方法
- (MKAnnotationView *)mapView:(MKMapView *)mapView viewForAnnotation:(id <MKAnnotation>)annotation {
    
    if ([annotation isKindOfClass:[AMShipAnnotation class]]) {
        // 获取可复用的大头针视图
        AMAnnotationView *pinView = (id)[mapView dequeueReusableAnnotationViewWithIdentifier:@"PIN"];
        
        if (!pinView) { // 如果没有可重用的大头针视图就创建并指定重用标识
            pinView = [[AMAnnotationView alloc] initWithAnnotation:annotation reuseIdentifier:@"PIN"];
        }

        AMShipAnnotation *shipAnnotation = (AMShipAnnotation *)annotation;
        
        if (shipAnnotation.imageName) {
            pinView.image = [UIImage imageNamed:shipAnnotation.imageName];
        } else {
            pinView.image = [UIImage imageNamed:@"ic_marker"];
        }
        
        if (@available(iOS 11,*)) {
            if (shipAnnotation.priority == AMShipAnnotationPriorityRequired) {
                pinView.displayPriority = MKFeatureDisplayPriorityRequired;
            } else if (shipAnnotation.priority == AMShipAnnotationPriorityHigh) {
                pinView.displayPriority = MKFeatureDisplayPriorityDefaultHigh;
            } else {
                pinView.displayPriority = MKFeatureDisplayPriorityDefaultLow;
            }
        }
        
        if (shipAnnotation.isCurrent) {
            _currentAnnotaion = pinView;
        }
        
        return pinView;
    } else {
        return nil;
    }
    
//    return nil;
}

#pragma mark - Action

- (void)resizeButtonClick:(UIButton *)sender {
    sender.selected = !sender.selected;
    
    if (self.delegate && [self.delegate respondsToSelector:@selector(shipMap:tryToZoomIn:)]) {
        [self.delegate shipMap:self tryToZoomIn:sender.selected];
    }
}

#pragma mark - Setter

- (void)setShowZoomControl:(BOOL)showZoomControl {
    _showZoomControl = showZoomControl;
    self.resizeBtn.hidden = !_showZoomControl;
}

#pragma mark - Life

- (void)dealloc {
    
    [self stopTwinkle];
}

- (void)setup {
    
    [self setupMap];
    
    self.resizeBtn = [UIButton buttonWithType:UIButtonTypeCustom];
    [self.resizeBtn setImage:[UIImage imageNamed:@"resize_max"] forState:UIControlStateNormal];
    [self.resizeBtn setImage:[UIImage imageNamed:@"resize_min"] forState:UIControlStateSelected];
    [self.resizeBtn addTarget:self action:@selector(resizeButtonClick:) forControlEvents:UIControlEventTouchUpInside];
    self.resizeBtn.translatesAutoresizingMaskIntoConstraints = NO;
    [self addSubview:self.resizeBtn];
    
    NSLayoutConstraint *top = [NSLayoutConstraint constraintWithItem:self.resizeBtn
                                                           attribute:NSLayoutAttributeTop
                                                           relatedBy:NSLayoutRelationEqual
                                                              toItem:self
                                                           attribute:NSLayoutAttributeTop
                                                          multiplier:1.0
                                                            constant:10];

    NSLayoutConstraint *right = [NSLayoutConstraint constraintWithItem:self.resizeBtn
                                                             attribute:NSLayoutAttributeRight
                                                             relatedBy:NSLayoutRelationEqual
                                                                toItem:self
                                                             attribute:NSLayoutAttributeRight
                                                            multiplier:1.0
                                                              constant:-10];
    
    [self addConstraints:@[top,right]];
    
    [self layoutIfNeeded];
    
    self.showPol = YES;
    self.showPod = YES;
    self.showCurrent = YES;
    self.showZoomControl = YES;
    self.twinkleCurrent = YES;
}

- (void)setupMap {
    
    self.mapView = [[AMMapView alloc] init];
    self.mapView.delegate = self;
    self.mapView.translatesAutoresizingMaskIntoConstraints = NO;
    [self addSubview:self.mapView];
    self.mapView.rotateEnabled = NO;
    // 显示比例尺
    self.mapView.showsScale = YES;
    // 显示用户的位置
    //    self.mapView.showsUserLocation = YES;
    
    NSLayoutConstraint *top = [NSLayoutConstraint constraintWithItem:self.mapView
                                                           attribute:NSLayoutAttributeTop
                                                           relatedBy:NSLayoutRelationEqual
                                                              toItem:self
                                                           attribute:NSLayoutAttributeTop
                                                          multiplier:1.0
                                                            constant:0];
    NSLayoutConstraint *left = [NSLayoutConstraint constraintWithItem:self.mapView
                                                            attribute:NSLayoutAttributeLeft
                                                            relatedBy:NSLayoutRelationEqual
                                                               toItem:self
                                                            attribute:NSLayoutAttributeLeft
                                                           multiplier:1.0
                                                             constant:0];
    NSLayoutConstraint *bottom = [NSLayoutConstraint constraintWithItem:self.mapView
                                                              attribute:NSLayoutAttributeBottom
                                                              relatedBy:NSLayoutRelationEqual
                                                                 toItem:self
                                                              attribute:NSLayoutAttributeBottom
                                                             multiplier:1.0
                                                               constant:0];
    NSLayoutConstraint *right = [NSLayoutConstraint constraintWithItem:self.mapView
                                                             attribute:NSLayoutAttributeRight
                                                             relatedBy:NSLayoutRelationEqual
                                                                toItem:self
                                                             attribute:NSLayoutAttributeRight
                                                            multiplier:1.0
                                                              constant:0];
    [self addConstraints:@[top,left,bottom,right]];
}

- (instancetype)init {
    if (self = [super init]) {
        [self setup];
    }
    return self;
}

- (instancetype)initWithCoder:(NSCoder *)aDecoder {
    if (self = [super initWithCoder:aDecoder]) {
        [self setup];
    }
    return self;
}

- (instancetype)initWithFrame:(CGRect)frame {
    if (self = [super initWithFrame:frame]) {
        [self setup];
    }
    return self;
}

@end