KHtml

SVGFEDiffuseLighting.h
1 /*
2  Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <[email protected]>
3  2004, 2005 Rob Buis <[email protected]>
4  2005 Eric Seidel <[email protected]>
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 #ifndef SVGFEDiffuseLighting_h
23 #define SVGFEDiffuseLighting_h
24 
25 #if ENABLE(SVG) && ENABLE(SVG_FILTERS)
26 #include "Color.h"
27 #include "SVGFilterEffect.h"
28 
29 namespace WebCore
30 {
31 
32 class SVGLightSource;
33 
34 class SVGFEDiffuseLighting : public SVGFilterEffect
35 {
36 public:
37  SVGFEDiffuseLighting(SVGResourceFilter *);
38  virtual ~SVGFEDiffuseLighting();
39 
40  Color lightingColor() const;
41  void setLightingColor(const Color &);
42 
43  float surfaceScale() const;
44  void setSurfaceScale(float);
45 
46  float diffuseConstant() const;
47  void setDiffuseConstant(float);
48 
49  float kernelUnitLengthX() const;
50  void setKernelUnitLengthX(float);
51 
52  float kernelUnitLengthY() const;
53  void setKernelUnitLengthY(float);
54 
55  const SVGLightSource *lightSource() const;
56  void setLightSource(SVGLightSource *);
57 
58  virtual TextStream &externalRepresentation(TextStream &) const;
59 
60 #if PLATFORM(CI)
61  virtual CIFilter *getCIFilter(const FloatRect &bbox) const;
62 #endif
63 
64 private:
65  Color m_lightingColor;
66  float m_surfaceScale;
67  float m_diffuseConstant;
68  float m_kernelUnitLengthX;
69  float m_kernelUnitLengthY;
70  SVGLightSource *m_lightSource;
71 };
72 
73 } // namespace WebCore
74 
75 #endif // ENABLE(SVG) && ENABLE(SVG_FILTERS)
76 
77 #endif // SVGFEDiffuseLighting_h
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