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