franciscojma86

#import <Foundation/Foundation.h>
@class MapDirectionsHelper;
@protocol MapDirectionsHelperDelegate
 
@optional
-(void)mapDirectionsHelper:(MapDirectionsHelper *)sender didGetRoute:(MKRoute *)route;
-(void)mapDirectionsHelper:(MapDirectionsHelper *)sender didFailToGetRoute:(NSError *)error;
-(void)mapDirectionsHelper:(MapDirectionsHelper *)sender didGetRouteETA:(NSTimeInterval)eta;
-(void)mapDirectionsHelper:(MapDirectionsHelper *)sender didFailToGetRouteETA:(NSError *)error;
 

franciscojma86

#import "MyViewController.h"
#import <MapKit/MapKit.h>

@interface MyViewController ()
@property (weak, nonatomic) IBOutlet UIImageView *mapImageView;
@end

//helper method to get the rect in the map for an array of points
MKMapRect MapRectBoundingMapPoints(MKMapPoint points[], NSUInteger pointCount){
    double minX = INFINITY, maxX = -INFINITY, minY = INFINITY, maxY = -INFINITY;