1 /* 2 * Copyright (C) 2006 Nikolas Zimmermann <zimmermann (at) kde.org> 3 * Copyright (C) Research In Motion Limited 2010. All rights reserved. 4 * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved. 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Library General Public 8 * License as published by the Free Software Foundation; either 9 * version 2 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Library General Public License for more details. 15 * 16 * You should have received a copy of the GNU Library General Public License 17 * along with this library; see the file COPYING.LIB. If not, write to 18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 19 * Boston, MA 02110-1301, USA. 20 */ 21 22 #include "config.h" 23 24 #include "core/rendering/svg/RenderSVGResourceRadialGradient.h" 25 26 #include "core/svg/SVGRadialGradientElement.h" 27 28 namespace WebCore { 29 30 const RenderSVGResourceType RenderSVGResourceRadialGradient::s_resourceType = RadialGradientResourceType; 31 32 RenderSVGResourceRadialGradient::RenderSVGResourceRadialGradient(SVGRadialGradientElement* node) 33 : RenderSVGResourceGradient(node) 34 { 35 } 36 37 RenderSVGResourceRadialGradient::~RenderSVGResourceRadialGradient() 38 { 39 } 40 41 bool RenderSVGResourceRadialGradient::collectGradientAttributes(SVGGradientElement* gradientElement) 42 { 43 m_attributes = RadialGradientAttributes(); 44 return toSVGRadialGradientElement(gradientElement)->collectGradientAttributes(m_attributes); 45 } 46 47 FloatPoint RenderSVGResourceRadialGradient::centerPoint(const RadialGradientAttributes& attributes) const 48 { 49 return SVGLengthContext::resolvePoint(element(), attributes.gradientUnits(), attributes.cx(), attributes.cy()); 50 } 51 52 FloatPoint RenderSVGResourceRadialGradient::focalPoint(const RadialGradientAttributes& attributes) const 53 { 54 return SVGLengthContext::resolvePoint(element(), attributes.gradientUnits(), attributes.fx(), attributes.fy()); 55 } 56 57 float RenderSVGResourceRadialGradient::radius(const RadialGradientAttributes& attributes) const 58 { 59 return SVGLengthContext::resolveLength(element(), attributes.gradientUnits(), attributes.r()); 60 } 61 62 float RenderSVGResourceRadialGradient::focalRadius(const RadialGradientAttributes& attributes) const 63 { 64 return SVGLengthContext::resolveLength(element(), attributes.gradientUnits(), attributes.fr()); 65 } 66 67 void RenderSVGResourceRadialGradient::buildGradient(GradientData* gradientData) const 68 { 69 gradientData->gradient = Gradient::create(this->focalPoint(m_attributes), 70 this->focalRadius(m_attributes), 71 this->centerPoint(m_attributes), 72 this->radius(m_attributes)); 73 74 gradientData->gradient->setSpreadMethod(platformSpreadMethodFromSVGType(m_attributes.spreadMethod())); 75 76 addStops(gradientData, m_attributes.stops()); 77 } 78 79 } 80
