1 /*
2     Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org>
3                   2004, 2005 Rob Buis <buis@kde.org>
4                   2005 Eric Seidel <eric@webkit.org>
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     aint 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 #if ENABLE(SVG) && ENABLE(SVG_FILTERS)
23 #include "SVGLightSource.h"
24 #include "SVGFEDiffuseLighting.h"
25 #include "TextStream.h"
26 
27 namespace WebCore
28 {
29 
SVGFEDiffuseLighting(SVGResourceFilter * filter)30 SVGFEDiffuseLighting::SVGFEDiffuseLighting(SVGResourceFilter *filter)
31     : SVGFilterEffect(filter)
32     , m_lightingColor()
33     , m_surfaceScale(0.0f)
34     , m_diffuseConstant(0.0f)
35     , m_kernelUnitLengthX(0.0f)
36     , m_kernelUnitLengthY(0.0f)
37     , m_lightSource(0)
38 {
39 }
40 
~SVGFEDiffuseLighting()41 SVGFEDiffuseLighting::~SVGFEDiffuseLighting()
42 {
43     delete m_lightSource;
44 }
45 
lightingColor() const46 Color SVGFEDiffuseLighting::lightingColor() const
47 {
48     return m_lightingColor;
49 }
50 
setLightingColor(const Color & lightingColor)51 void SVGFEDiffuseLighting::setLightingColor(const Color &lightingColor)
52 {
53     m_lightingColor = lightingColor;
54 }
55 
surfaceScale() const56 float SVGFEDiffuseLighting::surfaceScale() const
57 {
58     return m_surfaceScale;
59 }
60 
setSurfaceScale(float surfaceScale)61 void SVGFEDiffuseLighting::setSurfaceScale(float surfaceScale)
62 {
63     m_surfaceScale = surfaceScale;
64 }
65 
diffuseConstant() const66 float SVGFEDiffuseLighting::diffuseConstant() const
67 {
68     return m_diffuseConstant;
69 }
70 
setDiffuseConstant(float diffuseConstant)71 void SVGFEDiffuseLighting::setDiffuseConstant(float diffuseConstant)
72 {
73     m_diffuseConstant = diffuseConstant;
74 }
75 
kernelUnitLengthX() const76 float SVGFEDiffuseLighting::kernelUnitLengthX() const
77 {
78     return m_kernelUnitLengthX;
79 }
80 
setKernelUnitLengthX(float kernelUnitLengthX)81 void SVGFEDiffuseLighting::setKernelUnitLengthX(float kernelUnitLengthX)
82 {
83     m_kernelUnitLengthX = kernelUnitLengthX;
84 }
85 
kernelUnitLengthY() const86 float SVGFEDiffuseLighting::kernelUnitLengthY() const
87 {
88     return m_kernelUnitLengthY;
89 }
90 
setKernelUnitLengthY(float kernelUnitLengthY)91 void SVGFEDiffuseLighting::setKernelUnitLengthY(float kernelUnitLengthY)
92 {
93     m_kernelUnitLengthY = kernelUnitLengthY;
94 }
95 
lightSource() const96 const SVGLightSource *SVGFEDiffuseLighting::lightSource() const
97 {
98     return m_lightSource;
99 }
100 
setLightSource(SVGLightSource * lightSource)101 void SVGFEDiffuseLighting::setLightSource(SVGLightSource *lightSource)
102 {
103     if (m_lightSource != lightSource) {
104         delete m_lightSource;
105         m_lightSource = lightSource;
106     }
107 }
108 
externalRepresentation(TextStream & ts) const109 TextStream &SVGFEDiffuseLighting::externalRepresentation(TextStream &ts) const
110 {
111     ts << "[type=DIFFUSE-LIGHTING] ";
112     SVGFilterEffect::externalRepresentation(ts);
113     ts << " [surface scale=" << m_surfaceScale << "]"
114        << " [diffuse constant=" << m_diffuseConstant << "]"
115        << " [kernel unit length " << m_kernelUnitLengthX << ", " << m_kernelUnitLengthY << "]";
116     return ts;
117 }
118 
119 } // namespace WebCore
120 
121 #endif // ENABLE(SVG) && ENABLE(SVG_FILTERS)
122