KHtml

SVGTransformDistance.h
1 /*
2  Copyright (C) 2007 Eric Seidel <[email protected]>
3 
4  This file is part of the WebKit project
5 
6  This library is free software; you can redistribute it and/or
7  modify it under the terms of the GNU Library General Public
8  License as published by the Free Software Foundation; either
9  version 2 of the License, or (at your option) any later version.
10 
11  This library is distributed in the hope that it will be useful,
12  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  Library General Public License for more details.
15 
16  You should have received a copy of the GNU Library General Public License
17  along with this library; see the file COPYING.LIB. If not, write to
18  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19  Boston, MA 02110-1301, USA.
20  */
21 
22 #ifndef SVGTransformDistance_h
23 #define SVGTransformDistance_h
24 #if ENABLE(SVG)
25 
26 #include "SVGTransform.h"
27 
28 namespace WebCore
29 {
30 
31 class AffineTransform;
32 
33 class SVGTransformDistance
34 {
35 public:
36  SVGTransformDistance();
37  SVGTransformDistance(const SVGTransform &fromTransform, const SVGTransform &toTransform);
38 
39  SVGTransformDistance scaledDistance(float scaleFactor) const;
40  SVGTransform addToSVGTransform(const SVGTransform &) const;
41  void addSVGTransform(const SVGTransform &, bool absoluteValue = false);
42 
43  static SVGTransform addSVGTransforms(const SVGTransform &, const SVGTransform &);
44 
45  bool isZero() const;
46 
47  float distance() const;
48 private:
49  SVGTransformDistance(SVGTransform::SVGTransformType, float angle, float cx, float cy, const AffineTransform &);
50 
51  SVGTransform::SVGTransformType m_type;
52  float m_angle;
53  float m_cx;
54  float m_cy;
55  AffineTransform m_transform; // for storing scale, translation or matrix transforms
56 };
57 }
58 
59 #endif // ENABLE(SVG)
60 #endif // SVGTransformDistance_h
int distance(const GeoCoordinates &coord1, const GeoCoordinates &coord2)
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