MapView

gistfile1.m

//---------------------------------------Maps Code--------------------------------------


#pragma mark- Maps


-(void)makeAnnotation
{
    for (int k=0;k<[annotations count];k++)
    {
        [self.truckMapView removeAnnotation:[annotations objectAtIndex:k]];
    }
    [annotations removeAllObjects];
       if(app.favTrFlag==YES)
    {
        for(int i=0;i<[app.trucksLong count];i++)
        {
            MyAnnotation* myAnnotation1=[[MyAnnotation alloc] init];
            
            point.latitude=[[app.trucksLat objectAtIndex:i] doubleValue];
            point.longitude=[[app.trucksLong objectAtIndex:i] doubleValue];
            
            myAnnotation1.coordinate=point;
            
        NSString *m=[NSString stringWithFormat:@"%@:%@",[app.truckID objectAtIndex:i],[app.trucksName objectAtIndex:i]];
    
            myAnnotation1.title=m;
            [annotations addObject:myAnnotation1];
            [truckMapView addAnnotation:myAnnotation1];
            [myAnnotation1 release];        
        }
    
    }
    
    
    else
    {
          for(int i=0;i<[app.trucksLong count];i++)
        {
            MyAnnotation* myAnnotation1=[[MyAnnotation alloc] init];
           
            point.latitude=[[app.trucksLat objectAtIndex:i] doubleValue];
            point.longitude=[[app.trucksLong objectAtIndex:i] doubleValue];
           
            myAnnotation1.coordinate=point;
        
           // NSString *m=[NSString stringWithFormat:@"%@:%@ (%@)",[app.truckID objectAtIndex:i],[app.trucksName objectAtIndex:i],[app.trucksDist objectAtIndex:i]];
            NSString *m=[NSString stringWithFormat:@"%@:%@",[app.truckID objectAtIndex:i],[app.trucksName objectAtIndex:i]];
            
            myAnnotation1.title=m;
           //myAnnotation1.title=@"Mind It..!";
            myAnnotation1.tagg = @"1";
        
            [annotations addObject:myAnnotation1];
            [truckMapView addAnnotation:myAnnotation1];
            [myAnnotation1 release];
       
        }  
  
            MKMapRect flyTo = MKMapRectNull;
	
        for (id <MKAnnotation> annotation in annotations)
        {
            MKMapPoint annotationPoint = MKMapPointForCoordinate(annotation.coordinate);
            MKMapRect pointRect = MKMapRectMake(annotationPoint.x, annotationPoint.y, 0, 0);
            if (MKMapRectIsNull(flyTo))
            {
                flyTo = pointRect;
            } 
            else
            {
                flyTo = MKMapRectUnion(flyTo, pointRect);
                //NSLog(@"else-%@",annotationPoint.x);
            }
        
         }
        
        truckMapView.visibleMapRect = flyTo;
    }

}

- (MKAnnotationView *)mapView:(MKMapView *)mapView viewForAnnotation:(id <MKAnnotation>)annotation
{
	// if it's the user location, just return nil.
    if ([annotation isKindOfClass:[MKUserLocation class]])
        return nil;
	// try to dequeue an existing pin view first
	//static NSString* AnnotationIdentifier = @"AnnotationIdentifier";
	MKPinAnnotationView* pinView = [[[MKPinAnnotationView alloc]
									 initWithAnnotation:annotation reuseIdentifier:@"markerAnnotationView"] autorelease];
    
    pinView.pinColor=MKPinAnnotationColorRed;
   	pinView.animatesDrop=YES;
	pinView.canShowCallout=YES;
    
        
    UIButton* rightButton = [UIButton buttonWithType:UIButtonTypeDetailDisclosure];
	[rightButton setTitle:annotation.title forState:UIControlStateNormal];
   // rightButton.tag=
    //[rightButton setTag:k];
   
   
	[rightButton addTarget:self
					action:@selector(showTruckProfile:)
		  forControlEvents:UIControlEventTouchUpInside];
	pinView.rightCalloutAccessoryView = rightButton;
	return pinView;
}