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/MapView/Map/RMPixel.h

http://github.com/route-me/route-me
C Header | 40 lines | 8 code | 5 blank | 27 comment | 0 complexity | 9ff082b67a7c2beb5246e1062c8d0df4 MD5 | raw file
 1//
 2//  RMPixel.h
 3//
 4// Copyright (c) 2008-2009, Route-Me Contributors
 5// All rights reserved.
 6//
 7// Redistribution and use in source and binary forms, with or without
 8// modification, are permitted provided that the following conditions are met:
 9//
10// * Redistributions of source code must retain the above copyright notice, this
11//   list of conditions and the following disclaimer.
12// * Redistributions in binary form must reproduce the above copyright notice,
13//   this list of conditions and the following disclaimer in the documentation
14//   and/or other materials provided with the distribution.
15//
16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
20// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26// POSSIBILITY OF SUCH DAMAGE.
27
28#ifndef _MATHUTILS_H_
29#define _MATHUTILS_H_
30
31// Pixel coordinates are stored using apple-standard CGRects.
32
33#include <CoreGraphics/CGGeometry.h>
34
35CGPoint RMScaleCGPointAboutPoint(CGPoint point, float factor, CGPoint pivot);
36CGRect RMScaleCGRectAboutPoint(CGRect rect, float factor, CGPoint pivot);
37CGPoint RMTranslateCGPointBy(CGPoint point, CGSize delta);
38CGRect RMTranslateCGRectBy(CGRect rect, CGSize delta);
39
40#endif