高德地圖

//清空地圖

- (void)clearMapView

{    self.mapView.showsUserLocation = NO;//不容許顯示用戶位置

    [self.mapView removeAnnotations:self.mapView.annotations];//清除標記

    [self.mapView removeOverlays:self.mapView.overlays];//清除遮罩

    self.mapView.delegate = nil;//清除代理}

//清空代理

- (void)clearSearch

{    self.search.delegate = nil;}

 

/**

 *  hook,子類覆蓋它,實現想要在viewDidAppear中執行一次的方法,搜索中有用到

 */

- (void)hookAction

{}

 

#pragma mark - Handle Action

//返回時執行清空操做

- (void)returnAction

{   [self.navigationController popViewControllerAnimated:YES];

    [self clearMapView];

    [self clearSearch];}

 

#pragma mark - AMapSearchDelegate  //搜索代理

- (void)AMapSearchRequest:(id)request didFailWithError:(NSError *)error

{    NSLog(@"%s: searchRequest = %@, errInfo= %@", __func__, [request class], error);}

 

#pragma mark - Initialization 初始化

//初始化地圖

- (void)initMapView

{    self.mapView.frame = self.view.bounds;//給定父視圖大小

    self.mapView.delegate = self;//設置代理

    [self.view addSubview:self.mapView];}

//初始化搜索

- (void)initSearch

{    self.search.delegate = self;}

//初始化導航控制器左按鈕

- (void)initBaseNavigationBar

{    self.navigationItem.leftBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"Back"

                                                                             style:UIBarButtonItemStyleBordered

                                                                            target:self

                                                                            action:@selector(returnAction)];

}

//初始化標題

- (void)initTitle:(NSString *)title

{    UILabel *titleLabel = [[UILabel alloc] init];

    titleLabel.backgroundColor  = [UIColor clearColor];

    titleLabel.textColor        = [UIColor whiteColor];

    titleLabel.text             = title;

    [titleLabel sizeToFit];

    self.navigationItem.titleView = titleLabel;//替換標題視圖

}

 

#pragma mark - Handle URL Scheme

//取得應用名稱

- (NSString *)getApplicationName

{

    NSDictionary *bundleInfo = [[NSBundle mainBundle] infoDictionary];

    return [bundleInfo valueForKey:@"CFBundleDisplayName"] ?: [bundleInfo valueForKey:@"CFBundleName"];

}

//取得應用URLScheme

- (NSString *)getApplicationScheme

{

    NSDictionary *bundleInfo    = [[NSBundle mainBundle] infoDictionary];

    NSString *bundleIdentifier  = [[NSBundle mainBundle] bundleIdentifier];

    NSArray *URLTypes           = [bundleInfo valueForKey:@"CFBundleURLTypes"];

    NSString *scheme;

    for (NSDictionary *dic in URLTypes)

    {

        NSString *URLName = [dic valueForKey:@"CFBundleURLName"];

        if ([URLName isEqualToString:bundleIdentifier])

        {

            scheme = [[dic valueForKey:@"CFBundleURLSchemes"] objectAtIndex:0];//數組形式

            break;

        }

    }

    return scheme;

}

 

#pragma mark - Life Cycle  生命週期

 

- (void)viewDidAppear:(BOOL)animated

{

    [super viewDidAppear:animated];

    

    if (_isFirstAppear)

    {

        _isFirstAppear = NO;

        [self hookAction];

    }

}

 

- (void)viewDidLoad

{

    [super viewDidLoad];

    

    _isFirstAppear = YES;

    [self initTitle:self.title];

    [self initBaseNavigationBar];

    [self initMapView];    

    [self initSearch];

}

 

- (void)dealloc

{

    self.mapView.visibleMapRect = MAMapRectMake(220880104, 101476980, 272496, 466656);

}}

 

2.//根據anntation生成對應的View

- (MAAnnotationView *)mapView:(MAMapView *)mapView viewForAnnotation:(id<MAAnnotation>)annotation

{

    if ([annotation isKindOfClass:[MAPointAnnotation class]])

    {

        static NSString *customReuseIndetifier = @"customReuseIndetifier";

        CusAnnotationView *annotationView = (CusAnnotationView*)[mapView dequeueReusableAnnotationViewWithIdentifier:customReuseIndetifier];//cusAnootationView類型

        if (annotationView == nil)

        {

            annotationView = [[CusAnnotationView alloc] initWithAnnotation:annotation

                                                        reuseIdentifier:customReuseIndetifier];

        }

        annotationView.canShowCallout   = NO;

        annotationView.draggable        = YES;

        annotationView.calloutOffset    = CGPointMake(0, -5);

        annotationView.portrait         = [UIImage imageNamed:@"hema.png"];//設置圖片

        annotationView.name             = @"河馬";

        return annotationView;

    }

    return nil;

}

//.標註view的accessory view(必須繼承自UIControl)被點擊時，觸發該回調

- (void)mapView:(MAMapView *)mapView annotationView:(MAAnnotationView *)view calloutAccessoryControlTapped:(UIControl *)control

{

    NSLog(@"accessory view :%@", view);

}

//拖動annotation view時view的狀態變化

- (void)mapView:(MAMapView *)mapView annotationView:(MAAnnotationView *)view didChangeDragState:(MAAnnotationViewDragState)newState fromOldState:(MAAnnotationViewDragState)oldState

{

    NSLog(@"old :%ld - new :%ld", (long)oldState, (long)newState);

}

//標註view的calloutview總體點擊時，觸發改回調

- (void)mapView:(MAMapView *)mapView didAnnotationViewCalloutTapped:(MAAnnotationView *)view

{

    NSLog(@"callout view :%@", view);

}

3.熱力圖

#pragma mark MAHeatMapTileOverlay

//根據overlay生成對應的View，MATileOverlayView類型

- (MAOverlayView *)mapView:(MAMapView *)mapView viewForOverlay:(id <MAOverlay>)overlay

{

    if ([overlay isKindOfClass:[MATileOverlay class]])

    {

        MATileOverlayView *tileOverlayView = [[MATileOverlayView alloc] initWithTileOverlay:overlay];

        return tileOverlayView;

    }

    return nil;

}

 

//設置遮罩的透明度

- (void)opacityAction:(UISlider *)slider

{

    [self.heatMapTileOverlay setOpacity:slider.value];//改變透明度

    MATileOverlayView *render = (MATileOverlayView *)[self.mapView viewForOverlay:self.heatMapTileOverlay];//取出該視圖

    [render reloadData];//從新加載

}

 

//設置遮罩半徑

- (void)radiusAction:(UISlider *)slider

{

    [self.heatMapTileOverlay setRadius:slider.value *100];

    MATileOverlayView *render = (MATileOverlayView *)[self.mapView viewForOverlay:self.heatMapTileOverlay];

    [render reloadData];

}

//加載熱力圖節點數據

- (void)viewDidAppear:(BOOL)animated

{

    [super viewDidAppear:animated];

    self.heatMapTileOverlay = [[MAHeatMapTileOverlay alloc] init];//初始化

    NSMutableArray* data = [NSMutableArray array];

    NSData *jsdata = [NSData dataWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"heatMapData" ofType:@"json"]];//加載經緯度做爲熱力圖數據！！！！

    @autoreleasepool {

        if (jsdata)

        {

            NSArray *dicArray = [NSJSONSerialization JSONObjectWithData:jsdata options:NSJSONReadingAllowFragments error:nil];

            for (NSDictionary *dic in dicArray)

            {

                MAHeatMapNode *node = [[MAHeatMapNode alloc] init];//熱力圖節點MAHeatMapNode

                CLLocationCoordinate2D coordinate;

                coordinate.latitude = [dic[@"lat"] doubleValue];

                coordinate.longitude = [dic[@"lng"] doubleValue];

                node.coordinate = coordinate;//須要一個CLLocationCoordinate2D結構體

                node.intensity = [dic[@"count"] doubleValue];//顯示的強度

                [data addObject:node];

            }

        }

    }

    self.heatMapTileOverlay.data = data;//賦值熱力點數據-數組

    [self.mapView addOverlay:self.heatMapTileOverlay];//添加圖層便可

}

4.顯示交通情況

self.mapView.showTraffic = YES;//顯示交通情況

地圖類型

    self.mapView.mapType = MAMapTypeStandard;//標準類型  MAMapTypeStandard = 0,  // 普通地圖    MAMapTypeSatellite,  // 衛星地圖    MAMapTypeStandardNight // 夜間視圖

   self.mapView.scrollEnabled       = YES;//容許滾動

    self.mapView.zoomEnabled         = YES;//容許縮放

    self.mapView.rotateEnabled       = YES;//容許旋轉

    self.mapView.rotateCameraEnabled = YES;//容許視角

動畫的標記

 self.animatedCarAnnotation = [[AnimatedAnnotation alloc] initWithCoordinate:coordinate];//經緯度

    self.animatedCarAnnotation.animatedImages   = carImages;//動畫圖片數組

    self.animatedCarAnnotation.title            = @"AutoNavi";//標題

    self.animatedCarAnnotation.subtitle         = [NSString stringWithFormat:@"Car: %ld images",(unsigned long)[self.animatedCarAnnotation.animatedImages count]];

    [self.mapView addAnnotation:self.animatedCarAnnotation];

 

5.用戶定位

//地圖跟隨模式代理

 

- (void)mapView:(MAMapView *)mapView didChangeUserTrackingMode:(MAUserTrackingMode)mode animated:(BOOL)animated

 self.mapView.userTrackingMode = sender.selectedSegmentIndex;//跟隨模式

self.mapView.showsUserLocation = !sender.selectedSegmentIndex;//顯示用戶位置

 

[self.mapView addObserver:self forKeyPath:@"showsUserLocation" options:NSKeyValueObservingOptionNew context:nil];//添加鍵值觀察

 

- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context

{

    if ([keyPath isEqualToString:@"showsUserLocation"])

    {

        NSNumber *showsNum = [change objectForKey:NSKeyValueChangeNewKey];

        self.showSegment.selectedSegmentIndex = ![showsNum boolValue];//是否顯示

    }

}

6.核心動畫

/* 生成 地圖中心點的 CAKeyframeAnimation. */

- (CAAnimation *)centerMapPointAnimation

{

    MAMapPoint fromMapPoint = MAMapPointForCoordinate(CLLocationCoordinate2DMake(39.989870, 116.480940));

    MAMapPoint toMapPoint   = MAMapPointForCoordinate(CLLocationCoordinate2DMake(31.232992, 121.476773));

    

#define RATIO 100.f

    

    MAMapSize mapSize = MAMapSizeMake((toMapPoint.x - fromMapPoint.x) / RATIO, (toMapPoint.y - fromMapPoint.y) / RATIO);

    CAKeyframeAnimation *centerAnimation = [CAKeyframeAnimation animationWithKeyPath:kMAMapLayerCenterMapPointKey];

    

    centerAnimation.delegate = self;

    centerAnimation.duration = kMapCoreAnimationDuration;

    centerAnimation.values   = [NSArray arrayWithObjects:

                                [NSValue valueWithMAMapPoint:fromMapPoint],

                                [NSValue valueWithMAMapPoint:MAMapPointMake(fromMapPoint.x + mapSize.width, fromMapPoint.y + mapSize.height)],

                                [NSValue valueWithMAMapPoint:MAMapPointMake(toMapPoint.x - mapSize.width, toMapPoint.y - mapSize.height)],

                                [NSValue valueWithMAMapPoint:toMapPoint],

                                nil];

    centerAnimation.timingFunctions = [NSArray arrayWithObjects:

                                       [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseIn],

                                       [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionLinear],

                                       [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseOut],

                                       nil];

    centerAnimation.keyTimes = @[@(0.f), @(0.4f), @(0.6f), @(1.f)];

    

    return centerAnimation;

}

 

/* 生成 地圖縮放級別的 CAKeyframeAnimation. */

- (CAAnimation *)zoomLevelAnimation

{

    CAKeyframeAnimation *zoomLevelAnimation = [CAKeyframeAnimation animationWithKeyPath:kMAMapLayerZoomLevelKey];

    

    zoomLevelAnimation.delegate = self;

    zoomLevelAnimation.duration = kMapCoreAnimationDuration;

    zoomLevelAnimation.values   = @[@(18), @(5), @(5), @(18)];

    zoomLevelAnimation.keyTimes = @[@(0.f), @(0.4f), @(0.6f), @(1.f)];

    zoomLevelAnimation.timingFunctions = [NSArray arrayWithObjects:

                                          [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseIn],

                                          [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionLinear],

                                          [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseOut],

                                          nil];

    

    return zoomLevelAnimation;

}

 

/* 生成 地圖攝像機俯視角度的 CABasicAnimation. */

- (CAAnimation *)cameraDegreeAnimation

{

    CABasicAnimation *cameraDegreeAnimation = [CABasicAnimation animationWithKeyPath:kMAMapLayerCameraDegreeKey];

    

    cameraDegreeAnimation.delegate  = self;

    cameraDegreeAnimation.duration  = kMapCoreAnimationDuration;

    cameraDegreeAnimation.fromValue = @(0.f);

    cameraDegreeAnimation.toValue   = @(45.f);

    

    return cameraDegreeAnimation;

}

 

/*生成 地圖旋轉角度的 CABasicAnimation. */

-(CAAnimation *)rotationDegreeKey

{

    CABasicAnimation *rotationDegreeAnimation =[CABasicAnimation animationWithKeyPath:kMAMapLayerRotationDegreeKey];

    rotationDegreeAnimation.delegate  = self;

    rotationDegreeAnimation.duration  = kMapCoreAnimationDuration;

    rotationDegreeAnimation.fromValue = @(0.f);

    rotationDegreeAnimation.toValue   = @(180.f);

    

    return rotationDegreeAnimation;

}

 

/* 執行動畫. */

- (void)executeCoreAnimation

{

    self.mapView.mapType = MAMapTypeSatellite;

    /* 添加 中心點 動畫. */

    [self.mapView.layer addAnimation:[self centerMapPointAnimation] forKey:kMAMapLayerCenterMapPointKey];

    

    /* 添加 縮放級別 動畫. */

    [self.mapView.layer addAnimation:[self zoomLevelAnimation]      forKey:kMAMapLayerZoomLevelKey];

    

    /* 添加 攝像機俯視角度 動畫. */

    [self.mapView.layer addAnimation:[self cameraDegreeAnimation]   forKey:kMAMapLayerCameraDegreeKey];

    

    /* 添加 地圖旋轉角度 動畫. */

    [self.mapView.layer addAnimation:[self rotationDegreeKey]       forKey:kMAMapLayerRotationDegreeKey];

}

7.路徑規劃

/// 駕車:0-速度最快（時間）; 1-避免收費（不走收費路段的最快道路）; 2-距離優先; 3-不走高速; 4-結合實時交通（躲避擁堵）; 5-不走高速且避免收費; 6-不走高速且躲避擁堵; 7-躲避收費和擁堵; 8-不走高速且躲避收費和擁堵

/// 公交:0-最快捷; 1-最經濟; 2-最少換乘; 3-最少步行; 4-最溫馨; 5-不乘地鐵;

/// 步行，無策略，均同樣

- (void)shareAction

{

    AMapRouteShareSearchRequest *request = [[AMapRouteShareSearchRequest alloc] init];

 

    request.startCoordinate = [AMapGeoPoint locationWithLatitude:self.startCoordinate.latitude longitude:self.startCoordinate.longitude];

    request.destinationCoordinate = [AMapGeoPoint locationWithLatitude:self.destinationCoordinate.latitude longitude:self.destinationCoordinate.longitude];

    

    request.startName = kStartTitle;

    request.destinationName = kEndTitle;

    

    request.type = self.shareRouteType;

    request.strategy = 0;

    

    [self.search AMapRouteShareSearch:request];

}

 

附近搜索

    AMapNearbySearchRequest *request = [[AMapNearbySearchRequest alloc] init];

 request.center = [AMapGeoPoint locationWithLatitude:39.001 longitude:114.002];//附近搜索的請求

[self.search AMapNearbySearch:request];

- (AMapNearbyUploadInfo *)nearbyInfoForUploading:(AMapNearbySearchManager *)manager

- (void)onUserInfoClearedWithError:(NSError *)error

- (void)onNearbyInfoUploadedWithError:(NSError *)error

- (void)onNearbySearchDone:(AMapNearbySearchRequest *)request response:(AMapNearbySearchResponse *)response

 

- (MAAnnotationView *)mapView:(MAMapView *)mapView viewForAnnotation:(id<MAAnnotation>)annotation