cocoaTouch/otherSrc/CGPointUtils.h
changeset 2678 334016e8d895
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2677:83ad68ceef72 2678:334016e8d895
       
     1 /*
       
     2  *  CGPointUtils.h
       
     3  *  PinchMe
       
     4  *
       
     5  *  Created by Jeff LaMarche on 8/2/08.
       
     6  *  Copyright 2008 __MyCompanyName__. All rights reserved.
       
     7  *
       
     8  */
       
     9 
       
    10 #import <CoreGraphics/CoreGraphics.h>
       
    11 
       
    12 CGFloat distanceBetweenPoints (CGPoint first, CGPoint second);
       
    13 CGFloat angleBetweenPoints(CGPoint first, CGPoint second);
       
    14 CGFloat angleBetweenLines(CGPoint line1Start, CGPoint line1End, CGPoint line2Start, CGPoint lin2End);