1 /* 2 * Copyright (C) 2002, 2003 The Karbon Developers 3 * Copyright (C) 2006 Alexander Kellett <lypanov@kde.org> 4 * Copyright (C) 2006, 2007 Rob Buis <buis@kde.org> 5 * Copyright (C) 2007, 2009 Apple Inc. All rights reserved. 6 * Copyright (C) Research In Motion Limited 2010. All rights reserved. 7 * 8 * This library is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU Library General Public 10 * License as published by the Free Software Foundation; either 11 * version 2 of the License, or (at your option) any later version. 12 * 13 * This library is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 * Library General Public License for more details. 17 * 18 * You should have received a copy of the GNU Library General Public License 19 * along with this library; see the file COPYING.LIB. If not, write to 20 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 21 * Boston, MA 02110-1301, USA. 22 */ 23 24 #ifndef SVGPathBuilder_h 25 #define SVGPathBuilder_h 26 27 #if ENABLE(SVG) 28 #include "FloatPoint.h" 29 #include "Path.h" 30 #include "SVGPathConsumer.h" 31 32 namespace WebCore { 33 34 class SVGPathBuilder : public SVGPathConsumer { 35 public: 36 SVGPathBuilder(); 37 setCurrentPath(Path * path)38 void setCurrentPath(Path* path) { m_path = path; } 39 40 private: incrementPathSegmentCount()41 virtual void incrementPathSegmentCount() { } continueConsuming()42 virtual bool continueConsuming() { return true; } cleanup()43 virtual void cleanup() { m_path = 0; } 44 45 // Used in UnalteredParisng/NormalizedParsing modes. 46 virtual void moveTo(const FloatPoint&, bool closed, PathCoordinateMode); 47 virtual void lineTo(const FloatPoint&, PathCoordinateMode); 48 virtual void curveToCubic(const FloatPoint&, const FloatPoint&, const FloatPoint&, PathCoordinateMode); 49 virtual void closePath(); 50 51 // Only used in UnalteredParsing mode. lineToHorizontal(float,PathCoordinateMode)52 virtual void lineToHorizontal(float, PathCoordinateMode) { ASSERT_NOT_REACHED(); } lineToVertical(float,PathCoordinateMode)53 virtual void lineToVertical(float, PathCoordinateMode) { ASSERT_NOT_REACHED(); } curveToCubicSmooth(const FloatPoint &,const FloatPoint &,PathCoordinateMode)54 virtual void curveToCubicSmooth(const FloatPoint&, const FloatPoint&, PathCoordinateMode) { ASSERT_NOT_REACHED(); } curveToQuadratic(const FloatPoint &,const FloatPoint &,PathCoordinateMode)55 virtual void curveToQuadratic(const FloatPoint&, const FloatPoint&, PathCoordinateMode) { ASSERT_NOT_REACHED(); } curveToQuadraticSmooth(const FloatPoint &,PathCoordinateMode)56 virtual void curveToQuadraticSmooth(const FloatPoint&, PathCoordinateMode) { ASSERT_NOT_REACHED(); } arcTo(float,float,float,bool,bool,const FloatPoint &,PathCoordinateMode)57 virtual void arcTo(float, float, float, bool, bool, const FloatPoint&, PathCoordinateMode) { ASSERT_NOT_REACHED(); } 58 59 Path* m_path; 60 FloatPoint m_current; 61 }; 62 63 } // namespace WebCore 64 65 #endif // ENABLE(SVG) 66 #endif // SVGPathBuilder_h 67