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//
// Util.h
// test
//
// Created by yi chen on 3/24/15.
// Copyright (c) 2015 yi chen. All rights reserved.
//
#import <Foundation/Foundation.h>
#import <MapKit/MapKit.h>
//1弧度对应多少度
#define RadToDeg 57.2957795130823228646477218717336654663086 //180.f / M_PI
//弧度
#define DegToRad 0.0174532925199432954743716805978692718782 // M_PI / 180.f
@interface Util : NSObject
+ (CLLocationDirection)calculateCourseFromMapPoint:(MKMapPoint)point1 to:(MKMapPoint)point2;
+ (CLLocationDirection)calculateCourseFromCoordinate:(CLLocationCoordinate2D)coord1 to:(CLLocationCoordinate2D)coord2;
+ (CLLocationDirection)fixNewDirection:(CLLocationDirection)newDir basedOnOldDirection:(CLLocationDirection)oldDir;
@end