khtml/svg/graphics/filters/SVGFESpecularLighting.h

   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 #ifndef SVGFESpecularLighting_h
  23 #define SVGFESpecularLighting_h
  24
  25 #if ENABLE(SVG) && ENABLE(SVG_FILTERS)
  26 #include "Color.h"
  27 #include "SVGLightSource.h"
  28 #include "SVGFilterEffect.h"
  29
  30 namespace WebCore {
  31
  32 class SVGFESpecularLighting : public SVGFilterEffect {
  33 public:
  34     SVGFESpecularLighting(SVGResourceFilter*);
  35     virtual ~SVGFESpecularLighting();
  36
  37     Color lightingColor() const;
  38     void setLightingColor(const Color&);
  39
  40     float surfaceScale() const;
  41     void setSurfaceScale(float);
  42
  43     float specularConstant() const;
  44     void setSpecularConstant(float);
  45
  46     float specularExponent() const;
  47     void setSpecularExponent(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_specularConstant;
  68     float m_specularExponent;
  69     float m_kernelUnitLengthX;
  70     float m_kernelUnitLengthY;
  71     SVGLightSource* m_lightSource;
  72 };
  73
  74 } // namespace WebCore
  75
  76 #endif // ENABLE(SVG) && ENABLE(SVG_FILTERS)
  77
  78 #endif // SVGFESpecularLighting_h