1 /* 2 Copyright (C) 2007 Eric Seidel <eric@webkit.org> 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 class AffineTransform; 31 32 class SVGTransformDistance { 33 public: 34 SVGTransformDistance(); 35 SVGTransformDistance(const SVGTransform& fromTransform, const SVGTransform& toTransform); 36 37 SVGTransformDistance scaledDistance(float scaleFactor) const; 38 SVGTransform addToSVGTransform(const SVGTransform&) const; 39 void addSVGTransform(const SVGTransform&, bool absoluteValue = false); 40 41 static SVGTransform addSVGTransforms(const SVGTransform&, const SVGTransform&); 42 43 bool isZero() const; 44 45 float distance() const; 46 private: 47 SVGTransformDistance(SVGTransform::SVGTransformType, float angle, float cx, float cy, const AffineTransform&); 48 49 SVGTransform::SVGTransformType m_type; 50 float m_angle; 51 float m_cx; 52 float m_cy; 53 AffineTransform m_transform; // for storing scale, translation or matrix transforms 54 }; 55 } 56 57 #endif // ENABLE(SVG) 58 #endif // SVGTransformDistance_h 59