的MKMapView - >显示一个按钮为我的位置
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20-09-2019 - |
题
我有源代码这些线路实现的MKMapView
(我的位置是一个蓝色的子弹,另一个的是紫色引脚):
- (MKAnnotationView *)mapView:(MKMapView *)mapViewLocal viewForAnnotation:(id <MKAnnotation>)annotation {
if (annotation == mapViewLocal.userLocation) {
mapViewLocal.userLocation.title = @"Test";
[mapViewLocal setRegion:MKCoordinateRegionMakeWithDistance(mapViewLocal.userLocation.coordinate, 1000, 1000) animated:YES];
return nil;
}
MKPinAnnotationView *pinView = (MKPinAnnotationView*)[mapViewLocal dequeueReusableAnnotationViewWithIdentifier:@"Pin"];
if(pinView == nil) {
pinView = [[[MKPinAnnotationView alloc] initWithAnnotation:annotation reuseIdentifier:@"Pin"] autorelease];
pinView.pinColor = MKPinAnnotationColorPurple;
pinView.rightCalloutAccessoryView = [UIButton buttonWithType:UIButtonTypeDetailDisclosure];
pinView.animatesDrop = NO;
pinView.canShowCallout = YES;
} else {
pinView.annotation = annotation;
}
return pinView;
}
在紫色销具有细节公开键,但批注没有一个。如何设置这样的按钮?
而这正是我可以做事端的按钮的方法的pressd:
-(void)mapView:(MKMapView *)mapView annotationView:(MKAnnotationView *)view calloutAccessoryControlTapped:(UIControl *)control
我怎么可能我的位置和所有其他人的区别,因为我需要不同的处理方式。是否有另一种委托或做我必须做出某种如果从句?
解决方案
在您的didUpdateToLocation
喜欢写东西。
AddressAnnotation *myAnnotation = [[AddressAnnotation alloc] initWithCoordinate:currentLocation];
myAnnotation.title = @"You are here";
[self.mapView addAnnotation:myAnnotation];
和随后
像
- (MKAnnotationView *)mapView:(MKMapView *)map viewForAnnotation:(id <MKAnnotation>)annotation
{
// try to dequeue an existing pin view first
static NSString* annotationIdentifier = @"annotationIdentifier";
NSString *titlestr = annotation.title;
MKPinAnnotationView* pinView = (MKPinAnnotationView *)
[mapView dequeueReusableAnnotationViewWithIdentifier:annotationIdentifier];
MKPinAnnotationView* customPinView = [[[MKPinAnnotationView alloc]
initWithAnnotation:annotation reuseIdentifier:nil] autorelease];
if (!pinView)
{
// if an existing pin view was not available, create one
// MKPinAnnotationView* customPinView = [[[MKPinAnnotationView alloc]
//initWithAnnotation:annotation reuseIdentifier:annotationIdentifier] autorelease];
if([titlestr isEqualToString:@"You are here"])
{
customPinView.pinColor = MKPinAnnotationColorGreen;
NSLog(@"customPinView.pinColor = MKPinAnnotationColorGreen;");
}
else{
customPinView.pinColor = MKPinAnnotationColorPurple;
customPinView.selected = TRUE;
NSLog(@"customPinView.pinColor = MKPinAnnotationColorPurple;");
UIButton* rightButton = [UIButton buttonWithType:UIButtonTypeDetailDisclosure];
[rightButton addTarget:self
action:@selector(ShowStoreDetail:)
forControlEvents:UIControlEventTouchUpInside];
customPinView.rightCalloutAccessoryView = rightButton;
}
customPinView.animatesDrop = YES;
customPinView.canShowCallout = YES;
return customPinView;
}
else
{
pinView.annotation = annotation;
if([titlestr isEqualToString:@"You are here"])
{
customPinView.pinColor = MKPinAnnotationColorPurple;
NSLog(@"customPinView.pinColor = MKPinAnnotationColorGreen;");
}
else{
customPinView.pinColor = MKPinAnnotationColorPurple;
customPinView.selected = TRUE;
NSLog(@"customPinView.pinColor = MKPinAnnotationColorPurple;");
UIButton* rightButton = [UIButton buttonWithType:UIButtonTypeDetailDisclosure];
[rightButton addTarget:self
action:@selector(ShowStoreDetail:)
forControlEvents:UIControlEventTouchUpInside];
customPinView.rightCalloutAccessoryView = rightButton;
}
}
return pinView;
return nil;
}
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