1/* 2 * Copyright (C) Research In Motion Limited 2010. All rights reserved. 3 * Copyright (C) 2013 Apple Inc. All rights reserved. 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Library General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Library General Public License for more details. 14 * 15 * You should have received a copy of the GNU Library General Public License 16 * along with this library; see the file COPYING.LIB. If not, write to 17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 18 * Boston, MA 02110-1301, USA. 19 */ 20 21#ifndef SVGPathStringSource_h 22#define SVGPathStringSource_h 23 24#include "core/svg/SVGPathSource.h" 25#include "wtf/PassOwnPtr.h" 26#include "wtf/text/WTFString.h" 27 28namespace WebCore { 29 30class SVGPathStringSource : public SVGPathSource { 31public: 32 static PassOwnPtr<SVGPathStringSource> create(const String& string) 33 { 34 return adoptPtr(new SVGPathStringSource(string)); 35 } 36 37private: 38 SVGPathStringSource(const String&); 39 40 virtual bool hasMoreData() const; 41 virtual bool moveToNextToken(); 42 virtual bool parseSVGSegmentType(SVGPathSegType&); 43 virtual SVGPathSegType nextCommand(SVGPathSegType previousCommand); 44 45 virtual bool parseMoveToSegment(FloatPoint&); 46 virtual bool parseLineToSegment(FloatPoint&); 47 virtual bool parseLineToHorizontalSegment(float&); 48 virtual bool parseLineToVerticalSegment(float&); 49 virtual bool parseCurveToCubicSegment(FloatPoint&, FloatPoint&, FloatPoint&); 50 virtual bool parseCurveToCubicSmoothSegment(FloatPoint&, FloatPoint&); 51 virtual bool parseCurveToQuadraticSegment(FloatPoint&, FloatPoint&); 52 virtual bool parseCurveToQuadraticSmoothSegment(FloatPoint&); 53 virtual bool parseArcToSegment(float&, float&, float&, bool&, bool&, FloatPoint&); 54 55 String m_string; 56 bool m_is8BitSource; 57 58 union { 59 const LChar* m_character8; 60 const UChar* m_character16; 61 } m_current; 62 union { 63 const LChar* m_character8; 64 const UChar* m_character16; 65 } m_end; 66}; 67 68} // namespace WebCore 69 70#endif // SVGPathStringSource_h 71