1/* 2 * Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org> 3 * Copyright (C) Research In Motion Limited 2010. 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#include "config.h" 22 23#include "core/rendering/svg/RenderSVGResourceLinearGradient.h" 24 25#include "core/svg/LinearGradientAttributes.h" 26#include "core/svg/SVGLinearGradientElement.h" 27 28namespace WebCore { 29 30RenderSVGResourceType RenderSVGResourceLinearGradient::s_resourceType = LinearGradientResourceType; 31 32RenderSVGResourceLinearGradient::RenderSVGResourceLinearGradient(SVGLinearGradientElement* node) 33 : RenderSVGResourceGradient(node) 34{ 35} 36 37RenderSVGResourceLinearGradient::~RenderSVGResourceLinearGradient() 38{ 39} 40 41bool RenderSVGResourceLinearGradient::collectGradientAttributes(SVGGradientElement* gradientElement) 42{ 43 m_attributes = LinearGradientAttributes(); 44 return static_cast<SVGLinearGradientElement*>(gradientElement)->collectGradientAttributes(m_attributes); 45} 46 47FloatPoint RenderSVGResourceLinearGradient::startPoint(const LinearGradientAttributes& attributes) const 48{ 49 return SVGLengthContext::resolvePoint(static_cast<const SVGElement*>(node()), attributes.gradientUnits(), attributes.x1(), attributes.y1()); 50} 51 52FloatPoint RenderSVGResourceLinearGradient::endPoint(const LinearGradientAttributes& attributes) const 53{ 54 return SVGLengthContext::resolvePoint(static_cast<const SVGElement*>(node()), attributes.gradientUnits(), attributes.x2(), attributes.y2()); 55} 56 57void RenderSVGResourceLinearGradient::buildGradient(GradientData* gradientData) const 58{ 59 gradientData->gradient = Gradient::create(startPoint(m_attributes), endPoint(m_attributes)); 60 gradientData->gradient->setSpreadMethod(platformSpreadMethodFromSVGType(m_attributes.spreadMethod())); 61 addStops(gradientData, m_attributes.stops()); 62} 63 64} 65