2 * Copyright (C) 2008 Alex Mathews <possessedpenguinbob@gmail.com>
3 * Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org>
4 * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org>
5 * Copyright (C) 2005 Eric Seidel <eric@webkit.org>
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Library General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Library General Public License for more details.
17 * You should have received a copy of the GNU Library General Public License
18 * along with this library; see the file COPYING.LIB. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
20 * Boston, MA 02110-1301, USA.
23 #ifndef SpotLightSource_h
24 #define SpotLightSource_h
27 #include "LightSource.h"
31 class SpotLightSource : public LightSource {
33 static PassRefPtr<SpotLightSource> create(const FloatPoint3D& position,
34 const FloatPoint3D& direction, float specularExponent, float limitingConeAngle)
36 return adoptRef(new SpotLightSource(position, direction, specularExponent, limitingConeAngle));
39 const FloatPoint3D& position() const { return m_position; }
43 const FloatPoint3D& direction() const { return m_direction; }
44 bool setPointsAtX(float);
45 bool setPointsAtY(float);
46 bool setPointsAtZ(float);
48 float specularExponent() const { return m_specularExponent; }
49 bool setSpecularExponent(float);
50 float limitingConeAngle() const { return m_limitingConeAngle; }
51 bool setLimitingConeAngle(float);
53 virtual void initPaintingData(PaintingData&);
54 virtual void updatePaintingData(PaintingData&, int x, int y, float z);
56 virtual TextStream& externalRepresentation(TextStream&) const;
59 SpotLightSource(const FloatPoint3D& position, const FloatPoint3D& direction,
60 float specularExponent, float limitingConeAngle)
61 : LightSource(LS_SPOT)
62 , m_position(position)
63 , m_direction(direction)
64 , m_specularExponent(specularExponent)
65 , m_limitingConeAngle(limitingConeAngle)
69 FloatPoint3D m_position;
70 FloatPoint3D m_direction;
72 float m_specularExponent;
73 float m_limitingConeAngle;
76 } // namespace WebCore
78 #endif // ENABLE(FILTERS)
80 #endif // SpotLightSource_h