1 /* 2 * Copyright (C) 2006 Nikolas Zimmermann <zimmermann (at) 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/SVGLinearGradientElement.h" 26 27 namespace blink { 28 29 const RenderSVGResourceType RenderSVGResourceLinearGradient::s_resourceType = LinearGradientResourceType; 30 31 RenderSVGResourceLinearGradient::RenderSVGResourceLinearGradient(SVGLinearGradientElement* node) 32 : RenderSVGResourceGradient(node) 33 { 34 } 35 36 RenderSVGResourceLinearGradient::~RenderSVGResourceLinearGradient() 37 { 38 } 39 40 bool RenderSVGResourceLinearGradient::collectGradientAttributes(SVGGradientElement* gradientElement) 41 { 42 m_attributes = LinearGradientAttributes(); 43 return toSVGLinearGradientElement(gradientElement)->collectGradientAttributes(m_attributes); 44 } 45 46 FloatPoint RenderSVGResourceLinearGradient::startPoint(const LinearGradientAttributes& attributes) const 47 { 48 return SVGLengthContext::resolvePoint(element(), attributes.gradientUnits(), attributes.x1(), attributes.y1()); 49 } 50 51 FloatPoint RenderSVGResourceLinearGradient::endPoint(const LinearGradientAttributes& attributes) const 52 { 53 return SVGLengthContext::resolvePoint(element(), attributes.gradientUnits(), attributes.x2(), attributes.y2()); 54 } 55 56 void RenderSVGResourceLinearGradient::buildGradient(GradientData* gradientData) const 57 { 58 gradientData->gradient = Gradient::create(startPoint(m_attributes), endPoint(m_attributes)); 59 gradientData->gradient->setSpreadMethod(platformSpreadMethodFromSVGType(m_attributes.spreadMethod())); 60 addStops(gradientData, m_attributes.stops()); 61 } 62 63 } 64