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0001 /* 0002 Copyright (C) 2007 Eric Seidel <eric@webkit.org> 0003 0004 This file is part of the WebKit project 0005 0006 This library is free software; you can redistribute it and/or 0007 modify it under the terms of the GNU Library General Public 0008 License as published by the Free Software Foundation; either 0009 version 2 of the License, or (at your option) any later version. 0010 0011 This library is distributed in the hope that it will be useful, 0012 but WITHOUT ANY WARRANTY; without even the implied warranty of 0013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 0014 Library General Public License for more details. 0015 0016 You should have received a copy of the GNU Library General Public License 0017 along with this library; see the file COPYING.LIB. If not, write to 0018 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 0019 Boston, MA 02110-1301, USA. 0020 */ 0021 0022 #ifndef SVGTransformDistance_h 0023 #define SVGTransformDistance_h 0024 #if ENABLE(SVG) 0025 0026 #include "SVGTransform.h" 0027 0028 namespace WebCore 0029 { 0030 0031 class AffineTransform; 0032 0033 class SVGTransformDistance 0034 { 0035 public: 0036 SVGTransformDistance(); 0037 SVGTransformDistance(const SVGTransform &fromTransform, const SVGTransform &toTransform); 0038 0039 SVGTransformDistance scaledDistance(float scaleFactor) const; 0040 SVGTransform addToSVGTransform(const SVGTransform &) const; 0041 void addSVGTransform(const SVGTransform &, bool absoluteValue = false); 0042 0043 static SVGTransform addSVGTransforms(const SVGTransform &, const SVGTransform &); 0044 0045 bool isZero() const; 0046 0047 float distance() const; 0048 private: 0049 SVGTransformDistance(SVGTransform::SVGTransformType, float angle, float cx, float cy, const AffineTransform &); 0050 0051 SVGTransform::SVGTransformType m_type; 0052 float m_angle; 0053 float m_cx; 0054 float m_cy; 0055 AffineTransform m_transform; // for storing scale, translation or matrix transforms 0056 }; 0057 } 0058 0059 #endif // ENABLE(SVG) 0060 #endif // SVGTransformDistance_h