1 /*
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>
6  *
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.
11  *
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.
16  *
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.
21  */
22 
23 #ifndef PointLightSource_h
24 #define PointLightSource_h
25 
26 #if ENABLE(FILTERS)
27 #include "LightSource.h"
28 
29 namespace WebCore {
30 
31 class PointLightSource : public LightSource {
32 public:
create(const FloatPoint3D & position)33     static PassRefPtr<PointLightSource> create(const FloatPoint3D& position)
34     {
35         return adoptRef(new PointLightSource(position));
36     }
37 
position()38     const FloatPoint3D& position() const { return m_position; }
39     bool setX(float);
40     bool setY(float);
41     bool setZ(float);
42 
43     virtual void initPaintingData(PaintingData&);
44     virtual void updatePaintingData(PaintingData&, int x, int y, float z);
45 
46     virtual TextStream& externalRepresentation(TextStream&) const;
47 
48 private:
PointLightSource(const FloatPoint3D & position)49     PointLightSource(const FloatPoint3D& position)
50         : LightSource(LS_POINT)
51         , m_position(position)
52     {
53     }
54 
55     FloatPoint3D m_position;
56 };
57 
58 } // namespace WebCore
59 
60 #endif // ENABLE(FILTERS)
61 
62 #endif // PointLightSource_h
63