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SVGFEDiffuseLighting.cpp

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00001 /*
00002     Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org>
00003                   2004, 2005 Rob Buis <buis@kde.org>
00004                   2005 Eric Seidel <eric@webkit.org>
00005 
00006     This library is free software; you can redistribute it and/or
00007     modify it under the terms of the GNU Library General Public
00008     License as published by the Free Software Foundation; either
00009     version 2 of the License, or (at your option) any later version.
00010 
00011     This library is distributed in the hope that it will be useful,
00012     but WITHOUT ANY WARRANTY; without even the implied warranty of
00013     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014     Library General Public License for more details.
00015 
00016     You should have received a copy of the GNU Library General Public License
00017     aint with this library; see the file COPYING.LIB.  If not, write to
00018     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00019     Boston, MA 02110-1301, USA.
00020 */
00021 
00022 #include "config.h"
00023 
00024 #if ENABLE(SVG) && ENABLE(SVG_FILTERS)
00025 #include "SVGLightSource.h"
00026 #include "SVGFEDiffuseLighting.h"
00027 #include "TextStream.h"
00028 
00029 namespace WebCore {
00030 
00031 SVGFEDiffuseLighting::SVGFEDiffuseLighting(SVGResourceFilter* filter)
00032     : SVGFilterEffect(filter)
00033     , m_lightingColor()
00034     , m_surfaceScale(0.0f)
00035     , m_diffuseConstant(0.0f)
00036     , m_kernelUnitLengthX(0.0f)
00037     , m_kernelUnitLengthY(0.0f)
00038     , m_lightSource(0)
00039 {
00040 }
00041 
00042 SVGFEDiffuseLighting::~SVGFEDiffuseLighting()
00043 {
00044     delete m_lightSource;
00045 }
00046 
00047 Color SVGFEDiffuseLighting::lightingColor() const
00048 {
00049     return m_lightingColor;
00050 }
00051 
00052 void SVGFEDiffuseLighting::setLightingColor(const Color& lightingColor)
00053 {
00054     m_lightingColor = lightingColor;
00055 }
00056 
00057 float SVGFEDiffuseLighting::surfaceScale() const 
00058 {
00059     return m_surfaceScale;
00060 }
00061 
00062 void SVGFEDiffuseLighting::setSurfaceScale(float surfaceScale)
00063 {
00064     m_surfaceScale = surfaceScale;
00065 }
00066 
00067 float SVGFEDiffuseLighting::diffuseConstant() const
00068 {
00069     return m_diffuseConstant;
00070 }
00071 
00072 void SVGFEDiffuseLighting::setDiffuseConstant(float diffuseConstant)
00073 {
00074     m_diffuseConstant = diffuseConstant;
00075 }
00076 
00077 float SVGFEDiffuseLighting::kernelUnitLengthX() const
00078 {
00079     return m_kernelUnitLengthX;
00080 }
00081 
00082 void SVGFEDiffuseLighting::setKernelUnitLengthX(float kernelUnitLengthX)
00083 {
00084     m_kernelUnitLengthX = kernelUnitLengthX;
00085 }
00086 
00087 float SVGFEDiffuseLighting::kernelUnitLengthY() const
00088 {
00089     return m_kernelUnitLengthY;
00090 }
00091 
00092 void SVGFEDiffuseLighting::setKernelUnitLengthY(float kernelUnitLengthY)
00093 {
00094     m_kernelUnitLengthY = kernelUnitLengthY;
00095 }
00096 
00097 const SVGLightSource* SVGFEDiffuseLighting::lightSource() const
00098 {
00099     return m_lightSource;
00100 }
00101 
00102 void SVGFEDiffuseLighting::setLightSource(SVGLightSource* lightSource)
00103 {    
00104     if (m_lightSource != lightSource) {
00105         delete m_lightSource;
00106         m_lightSource = lightSource;
00107     }
00108 }
00109 
00110 TextStream& SVGFEDiffuseLighting::externalRepresentation(TextStream& ts) const
00111 {
00112     ts << "[type=DIFFUSE-LIGHTING] ";
00113     SVGFilterEffect::externalRepresentation(ts);
00114     ts << " [surface scale=" << m_surfaceScale << "]"
00115         << " [diffuse constant=" << m_diffuseConstant << "]"
00116         << " [kernel unit length " << m_kernelUnitLengthX << ", " << m_kernelUnitLengthY << "]";
00117     return ts;
00118 }
00119 
00120 } // namespace WebCore
00121 
00122 #endif // ENABLE(SVG) && ENABLE(SVG_FILTERS)

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