MKMapRect+Conversion.swift

//
//  MKMapRect+Conversion.swift
//
//  Created by Dylan Gyesbreghs on 29/06/2017.
//  Copyright © 2017 Dylan Gyesbreghs. All rights reserved.
//

import MapKit

extension MKMapRect {
    var northEastCoordinate: CLLocationCoordinate2D {
        return coordinateFromMapRectanglePoint(MKMapRectGetMaxX(self), origin.y)
    }
    
    var northWestCoordinate: CLLocationCoordinate2D {
        return coordinateFromMapRectanglePoint(MKMapRectGetMinX(self), origin.y)
    }
    
    var southEastCoordinate: CLLocationCoordinate2D {
        return coordinateFromMapRectanglePoint(MKMapRectGetMaxX(self), MKMapRectGetMaxY(self))
    }
    
    var southWestCoordinate: CLLocationCoordinate2D {
        return coordinateFromMapRectanglePoint(origin.x, MKMapRectGetMaxY(self))
    }
    
    fileprivate func coordinateFromMapRectanglePoint(_ x: Double, _ y: Double) -> CLLocationCoordinate2D { //swiftlint:disable:this identifier_name line_length
        let mapPoint = MKMapPoint(x: x, y: y)
        return MKCoordinateForMapPoint(mapPoint)
    }
}