KHtml

SVGFEBlend.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 SVGFEBlend_h
23 #define SVGFEBlend_h
24 
25 #if ENABLE(SVG) && ENABLE(SVG_FILTERS)
26 #include "SVGFilterEffect.h"
27 
28 namespace WebCore
29 {
30 
31 enum SVGBlendModeType {
32  SVG_FEBLEND_MODE_UNKNOWN = 0,
33  SVG_FEBLEND_MODE_NORMAL = 1,
34  SVG_FEBLEND_MODE_MULTIPLY = 2,
35  SVG_FEBLEND_MODE_SCREEN = 3,
36  SVG_FEBLEND_MODE_DARKEN = 4,
37  SVG_FEBLEND_MODE_LIGHTEN = 5
38 };
39 
40 class SVGFEBlend : public SVGFilterEffect
41 {
42 public:
43  SVGFEBlend(SVGResourceFilter *);
44 
45  String in2() const;
46  void setIn2(const String &);
47 
48  SVGBlendModeType blendMode() const;
49  void setBlendMode(SVGBlendModeType);
50 
51  virtual TextStream &externalRepresentation(TextStream &) const;
52 
53 #if PLATFORM(CI)
54  virtual CIFilter *getCIFilter(const FloatRect &bbox) const;
55 #endif
56 
57 private:
58  SVGBlendModeType m_mode;
59  String m_in2;
60 };
61 
62 } // namespace WebCore
63 
64 #endif // ENABLE(SVG) && ENABLE(SVG_FILTERS)
65 
66 #endif // SVGFEBlend_h
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