1/* 2 * Copyright (C) 2004, 2005, 2006, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org> 3 * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org> 4 * Copyright (C) 2007 Eric Seidel <eric@webkit.org> 5 * Copyright (C) Research In Motion Limited 2010. All rights reserved. 6 * 7 * This library is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Library General Public 9 * License as published by the Free Software Foundation; either 10 * version 2 of the License, or (at your option) any later version. 11 * 12 * This library is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Library General Public License for more details. 16 * 17 * You should have received a copy of the GNU Library General Public License 18 * along with this library; see the file COPYING.LIB. If not, write to 19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 20 * Boston, MA 02110-1301, USA. 21 */ 22 23#include "config.h" 24#include "platform/graphics/PathTraversalState.h" 25 26#include "core/svg/SVGPathTraversalStateBuilder.h" 27 28namespace WebCore { 29 30SVGPathTraversalStateBuilder::SVGPathTraversalStateBuilder() 31 : m_traversalState(0) 32{ 33} 34 35void SVGPathTraversalStateBuilder::moveTo(const FloatPoint& targetPoint, bool, PathCoordinateMode) 36{ 37 ASSERT(m_traversalState); 38 m_traversalState->m_totalLength += m_traversalState->moveTo(targetPoint); 39} 40 41void SVGPathTraversalStateBuilder::lineTo(const FloatPoint& targetPoint, PathCoordinateMode) 42{ 43 ASSERT(m_traversalState); 44 m_traversalState->m_totalLength += m_traversalState->lineTo(targetPoint); 45} 46 47void SVGPathTraversalStateBuilder::curveToCubic(const FloatPoint& point1, const FloatPoint& point2, const FloatPoint& targetPoint, PathCoordinateMode) 48{ 49 ASSERT(m_traversalState); 50 m_traversalState->m_totalLength += m_traversalState->cubicBezierTo(point1, point2, targetPoint); 51} 52 53void SVGPathTraversalStateBuilder::closePath() 54{ 55 ASSERT(m_traversalState); 56 m_traversalState->m_totalLength += m_traversalState->closeSubpath(); 57} 58 59void SVGPathTraversalStateBuilder::setDesiredLength(float desiredLength) 60{ 61 ASSERT(m_traversalState); 62 m_traversalState->m_desiredLength = desiredLength; 63} 64 65bool SVGPathTraversalStateBuilder::continueConsuming() 66{ 67 ASSERT(m_traversalState); 68 m_traversalState->processSegment(); 69 return !m_traversalState->m_success; 70} 71 72void SVGPathTraversalStateBuilder::incrementPathSegmentCount() 73{ 74 ASSERT(m_traversalState); 75 ++m_traversalState->m_segmentIndex; 76} 77 78unsigned SVGPathTraversalStateBuilder::pathSegmentIndex() 79{ 80 ASSERT(m_traversalState); 81 return m_traversalState->m_segmentIndex; 82} 83 84float SVGPathTraversalStateBuilder::totalLength() 85{ 86 ASSERT(m_traversalState); 87 return m_traversalState->m_totalLength; 88} 89 90FloatPoint SVGPathTraversalStateBuilder::currentPoint() 91{ 92 ASSERT(m_traversalState); 93 return m_traversalState->m_current; 94} 95 96} 97