看看这段代码,看看你是否可以帮我修复它:
- (void)viewDidLoad
{
//Initialize the array and add annotations for the location on the map
annotations = [[NSMutableArray alloc] init];
CustomAnnotation *annotation;
CLLocationCoordinate2D coordinate;
//1
coordinate.latitude = 25.220390105797264;
coordinate.longitude = 55.28095199798584;
annotation = [[CustomAnnotation alloc] initWithCoordinate:coordinate];
annotation.annotationIndex = @"123";
[annotations addObject:annotation];
//2
coordinate.latitude = 25.218880105797264;
coordinate.longitude = 55.27992199798584;
annotation = [[CustomAnnotation alloc] initWithCoordinate:coordinate];
annotation.annotationIndex = @"117";
[annotations addObject:annotation];
//3
coordinate.latitude = 25.219280105797264;
coordinate.longitude = 55.28052199798584;
annotation = [[CustomAnnotation alloc] initWithCoordinate:coordinate];
annotation.annotationIndex = @"118";
[annotations addObject:annotation];
//4
coordinate.latitude = 25.219680105797264;
coordinate.longitude = 55.28052199798584;
annotation = [[CustomAnnotation alloc] initWithCoordinate:coordinate];
annotation.annotationIndex = @"119";
[annotations addObject:annotation];
//5
coordinate.latitude = 25.219980105797264;
coordinate.longitude = 55.28095199798584;
annotation = [[CustomAnnotation alloc] initWithCoordinate:coordinate];
annotation.annotationIndex = @"120";
[annotations addObject:annotation];
//6
coordinate.latitude = 25.220380105797264;
coordinate.longitude = 55.28115199798584;
annotation = [[CustomAnnotation alloc] initWithCoordinate:coordinate];
annotation.annotationIndex = @"121";
[annotations addObject:annotation];
//7
coordinate.latitude = 25.220350105797264;
coordinate.longitude = 55.28105199798584;
annotation = [[CustomAnnotation alloc] initWithCoordinate:coordinate];
annotation.annotationIndex = @"122";
[annotations addObject:annotation];
//8
coordinate.latitude = 25.215050105797264;
coordinate.longitude = 55.28105199798584;
annotation = [[CustomAnnotation alloc] initWithCoordinate:coordinate];
annotation.annotationIndex = @"124";
[annotations addObject:annotation];
//9
coordinate.latitude = -35.44138;
coordinate.longitude = -71.66208;
annotation = [[CustomAnnotation alloc] initWithCoordinate:coordinate];
annotation.annotationIndex = @"125";
[annotations addObject:annotation];
//10
coordinate.latitude = -35.44138;
coordinate.longitude = -71.66208;
annotation = [[CustomAnnotation alloc] initWithCoordinate:coordinate];
annotation.annotationIndex = @"126";
[annotations addObject:annotation];
//Set the region and zoom factor of the map view
MKCoordinateRegion region;
region.span.latitudeDelta = 0.01f;
region.span.longitudeDelta = 0.01f;
region.center.latitude = 25.216050105797264;
region.center.longitude = 55.27905199798584;
[sheikhZayedRoadMapView addAnnotations:annotations];
[sheikhZayedRoadMapView setRegion:region];
//[siteMapView.layer setCornerRadius:5.0];
}
-(MKAnnotationView *)mapView:(MKMapView *)mapView viewForAnnotation:
(id <MKAnnotation>)annotation
{
NSLog(@"Annotation Class: %@", [annotation class]);
static NSString * const kPinAnnotationIdentifier = @"PinIdentifier";
MKAnnotationView *annotationView;
Myriadproregular *annotationIndexLabel;
//CustomAnnotation *customAnnotation =nil
annotationView = [mapView dequeueReusableAnnotationViewWithIdentifier:kPinAnnotationIdentifier];
if (!annotationView) {
annotationView = [[MKAnnotationView alloc] initWithAnnotation:annotation reuseIdentifier:kPinAnnotationIdentifier];
annotationIndexLabel = [[Myriadproregular alloc] initWithFrame:CGRectMake(0, 3, 25 , 20)];
annotationIndexLabel.font = [UIFont boldSystemFontOfSize:12];
[annotationIndexLabel setBackgroundColor:[UIColor clearColor]];
[annotationIndexLabel setTextColor:[UIColor whiteColor]];
[annotationIndexLabel setTextAlignment:UITextAlignmentCenter];
[annotationView addSubview:annotationIndexLabel];
annotationView.canShowCallout = YES;
annotationView.calloutOffset = CGPointMake(-5, 5);
}else {
//Get the label if exists
for (UIView *labelView in annotationView.subviews) {
if ([labelView isKindOfClass:[UILabel class]]) {
annotationIndexLabel = (Myriadproregular *) labelView;
break;
}
}
}
if ([annotation isKindOfClass:[MKUserLocation class]]) {
[annotationView setImage:[UIImage imageNamed:@"map_notify_bg.png"]];
}else {
CustomAnnotation *customAnnotation = (CustomAnnotation *) annotation;
[annotationIndexLabel setText:customAnnotation.annotationIndex];
[annotationView setImage:[UIImage imageNamed:@"ico_inspector.png"]];
}
return annotationView;
}
问题是:
当我点击提供给didSelectAnnotationView
的自定义图片时,我没有调用MKAnnotationView
委托方法。
任何形式的帮助都将受到赞赏。
由于
答案 0 :(得分:3)
[annotationView setCanShowCallout:NO]
这解决了我的问题,因为我不想在点击引脚时发出标注,但我想调用didSelectAnnotationView
委托来调用。
由于
答案 1 :(得分:1)
您是否在注释中添加title
属性?您确定[annotationView setCanShowCallout:YES]
设置正确吗?
答案 2 :(得分:0)
创建mapview后是否设置了MKMapView的委托?