gistfile1.txt

- (BOOL)isEqualCoordinate1:(CLLocationCoordinate2D)coordinate1 coordinate2:(CLLocationCoordinate2D)coordinate2{
    return (coordinate1.latitude == coordinate2.latitude && coordinate1.longitude == coordinate2.longitude);
}

- (BOOL)isEqualCamera1:(MKMapCamera *)camera1 camera2:(MKMapCamera *)camera2
{
    if (!camera1){
        return NO;
    }
    if (!camera2){
        return NO;
    }
    
    return ([self isEqualCoordinate1:camera1.centerCoordinate coordinate2:camera2.centerCoordinate] &&
            camera1.heading == camera2.heading &&
            camera1.altitude == camera2.altitude &&
            camera1.pitch == camera2.pitch);
}