KHtml

SVGFEDisplacementMap.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 SVGFEDisplacementMap_h
23 #define SVGFEDisplacementMap_h
24 
25 #if ENABLE(SVG) && ENABLE(SVG_FILTERS)
26 #include "SVGFilterEffect.h"
27 
28 namespace WebCore
29 {
30 
31 enum SVGChannelSelectorType {
32  SVG_CHANNEL_UNKNOWN = 0,
33  SVG_CHANNEL_R = 1,
34  SVG_CHANNEL_G = 2,
35  SVG_CHANNEL_B = 3,
36  SVG_CHANNEL_A = 4
37 };
38 
39 class SVGFEDisplacementMap : public SVGFilterEffect
40 {
41 public:
42  SVGFEDisplacementMap(SVGResourceFilter *);
43 
44  String in2() const;
45  void setIn2(const String &);
46 
47  SVGChannelSelectorType xChannelSelector() const;
48  void setXChannelSelector(const SVGChannelSelectorType);
49 
50  SVGChannelSelectorType yChannelSelector() const;
51  void setYChannelSelector(const SVGChannelSelectorType);
52 
53  float scale() const;
54  void setScale(float scale);
55 
56  virtual TextStream &externalRepresentation(TextStream &) const;
57 
58 #if PLATFORM(CI)
59  virtual CIFilter *getCIFilter(const FloatRect &bbox) const;
60 #endif
61 
62 private:
63  SVGChannelSelectorType m_xChannelSelector;
64  SVGChannelSelectorType m_yChannelSelector;
65  float m_scale;
66  String m_in2;
67 };
68 
69 } // namespace WebCore
70 
71 #endif // ENABLE(SVG) && ENABLE(SVG_FILTERS)
72 
73 #endif // SVGFEDisplacementMap_h
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