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 25#if ENABLE(SVG) 26#include "SVGPathTraversalStateBuilder.h" 27 28namespace WebCore { 29 30SVGPathTraversalStateBuilder::SVGPathTraversalStateBuilder() 31 : m_traversalState(0) 32 , m_desiredLength(0) 33{ 34} 35 36void SVGPathTraversalStateBuilder::moveTo(const FloatPoint& targetPoint, bool, PathCoordinateMode) 37{ 38 ASSERT(m_traversalState); 39 m_traversalState->m_totalLength += m_traversalState->moveTo(targetPoint); 40} 41 42void SVGPathTraversalStateBuilder::lineTo(const FloatPoint& targetPoint, PathCoordinateMode) 43{ 44 ASSERT(m_traversalState); 45 m_traversalState->m_totalLength += m_traversalState->lineTo(targetPoint); 46} 47 48void SVGPathTraversalStateBuilder::curveToCubic(const FloatPoint& point1, const FloatPoint& point2, const FloatPoint& targetPoint, PathCoordinateMode) 49{ 50 ASSERT(m_traversalState); 51 m_traversalState->m_totalLength += m_traversalState->cubicBezierTo(point1, point2, targetPoint); 52} 53 54void SVGPathTraversalStateBuilder::closePath() 55{ 56 ASSERT(m_traversalState); 57 m_traversalState->m_totalLength += m_traversalState->closeSubpath(); 58} 59 60void SVGPathTraversalStateBuilder::setDesiredLength(float desiredLength) 61{ 62 ASSERT(m_traversalState); 63 m_traversalState->m_desiredLength = desiredLength; 64} 65 66bool SVGPathTraversalStateBuilder::continueConsuming() 67{ 68 ASSERT(m_traversalState); 69 ASSERT(m_traversalState->m_action == PathTraversalState::TraversalSegmentAtLength); 70 return m_traversalState->m_totalLength < m_traversalState->m_desiredLength; 71} 72 73void SVGPathTraversalStateBuilder::incrementPathSegmentCount() 74{ 75 ASSERT(m_traversalState); 76 ++m_traversalState->m_segmentIndex; 77} 78 79unsigned long SVGPathTraversalStateBuilder::pathSegmentIndex() 80{ 81 ASSERT(m_traversalState); 82 return m_traversalState->m_segmentIndex; 83} 84 85} 86 87#endif // ENABLE(SVG) 88