我拥有的这段代码适用于iOS 6,但似乎对iOS 7无效。如何设置跨度不起作用时,如何使其适用于iOS 7?
CLLocationCoordinate2D ctrpoint = self.location.coordinate;
MapPoint *mp = [[MapPoint alloc] initWithCoordinate:ctrpoint title:[NSString stringWithFormat:@"%@: %@",NSLocalizedString(@"Pin Name:", @"Pin Name:"),self.pin.name] subtitle:self.pin.cell];
[self.mapView addAnnotation:mp];
MKCoordinateSpan span;
span.latitudeDelta = 0.2;
span.longitudeDelta = 0.2;
MKCoordinateRegion region;
region.span = span;
region.center = self.location.coordinate;
[self.mapView setRegion:region animated:YES];
最佳答案
正确的方法是使用提供的常量:
- (MKCoordinateRegion)regionForWorld {
return MKCoordinateRegionForMapRect(MKMapRectWorld);
}
所以
- (void)zoomToWorldAnimated:(BOOL)animated {
MKCoordinateRegion region = [self regionForWorld];
[self.mapView setRegion:region animated:animated];
}
关于ios - 如何在iOS 7中缩小mkmapview的负载,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/19837927/