KHtml

SVGFEComposite.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 SVGFEComposite_h
23 #define SVGFEComposite_h
24 
25 #if ENABLE(SVG) && ENABLE(SVG_FILTERS)
26 #include "SVGFilterEffect.h"
27 
28 namespace WebCore
29 {
30 
31 enum SVGCompositeOperationType {
32  SVG_FECOMPOSITE_OPERATOR_UNKNOWN = 0,
33  SVG_FECOMPOSITE_OPERATOR_OVER = 1,
34  SVG_FECOMPOSITE_OPERATOR_IN = 2,
35  SVG_FECOMPOSITE_OPERATOR_OUT = 3,
36  SVG_FECOMPOSITE_OPERATOR_ATOP = 4,
37  SVG_FECOMPOSITE_OPERATOR_XOR = 5,
38  SVG_FECOMPOSITE_OPERATOR_ARITHMETIC = 6
39 };
40 
41 class SVGFEComposite : public SVGFilterEffect
42 {
43 public:
44  SVGFEComposite(SVGResourceFilter *);
45 
46  String in2() const;
47  void setIn2(const String &);
48 
49  SVGCompositeOperationType operation() const;
50  void setOperation(SVGCompositeOperationType);
51 
52  float k1() const;
53  void setK1(float);
54 
55  float k2() const;
56  void setK2(float);
57 
58  float k3() const;
59  void setK3(float);
60 
61  float k4() const;
62  void setK4(float);
63 
64  virtual TextStream &externalRepresentation(TextStream &) const;
65 
66 #if PLATFORM(CI)
67  virtual CIFilter *getCIFilter(const FloatRect &bbox) const;
68 #endif
69 
70 private:
71  SVGCompositeOperationType m_operation;
72  float m_k1;
73  float m_k2;
74  float m_k3;
75  float m_k4;
76  String m_in2;
77 };
78 
79 } // namespace WebCore
80 
81 #endif // ENABLE(SVG) && ENABLE(SVG_FILTERS)
82 
83 #endif // SVGFEComposite_h
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