MKPolyline Class Reference

Inherits from	MKMultiPoint : MKShape : NSObject
Conforms to	MKOverlay MKAnnotation (MKShape) NSObject (NSObject)
Framework	/System/Library/Frameworks/MapKit.framework
Availability	Available in iOS 4.0 and later.
Companion guide	Location Awareness Programming Guide
Declared in	MKPolyline.h
Related sample code	KMLViewer

Overview

The MKPolyline class represents a shape consisting of one or more points that define connecting line segments. The points are connected end-to-end in the order they are provided. The first and last points are not connected to each other.

Tasks

Creating a Polyline Overlay

Class Methods

polylineWithCoordinates:count:

Creates and returns an MKPolyline object from the specified set of coordinates.

+ (MKPolyline *)polylineWithCoordinates:(CLLocationCoordinate2D *)coords count:(NSUInteger)count

Parameters

coords: The array of coordinates defining the shape. The data in this array is copied to the new object.
count: The number of items in the coords array.

Return Value

A new polyline object.

Availability

Available in iOS 4.0 and later.

Related Sample Code

KMLViewer

Declared In

MKPolyline.h

polylineWithPoints:count:

Creates and returns an MKPolyline object from the specified set of map points.

+ (MKPolyline *)polylineWithPoints:(MKMapPoint *)points count:(NSUInteger)count