1 /* 2 Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann (at) kde.org> 3 2004, 2005 Rob Buis <buis (at) kde.org> 4 2005 Eric Seidel <eric (at) webkit.org> 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 SVGFETurbulence_h 23 #define SVGFETurbulence_h 24 25 #if ENABLE(SVG) && ENABLE(FILTERS) 26 #include "FilterEffect.h" 27 #include "Filter.h" 28 29 namespace WebCore { 30 31 enum TurbulanceType { 32 FETURBULENCE_TYPE_UNKNOWN = 0, 33 FETURBULENCE_TYPE_FRACTALNOISE = 1, 34 FETURBULENCE_TYPE_TURBULENCE = 2 35 }; 36 37 class FETurbulence : public FilterEffect { 38 public: 39 static PassRefPtr<FETurbulence> create(TurbulanceType, const float&, const float&, const int&, const float&, 40 bool); 41 42 TurbulanceType type() const; 43 void setType(TurbulanceType); 44 45 float baseFrequencyY() const; 46 void setBaseFrequencyY(float); 47 48 float baseFrequencyX() const; 49 void setBaseFrequencyX(float); 50 51 float seed() const; 52 void setSeed(float); 53 54 int numOctaves() const; 55 void setNumOctaves(bool); 56 57 bool stitchTiles() const; 58 void setStitchTiles(bool); 59 60 void apply(Filter*); 61 void dump(); 62 TextStream& externalRepresentation(TextStream& ts) const; 63 64 private: 65 FETurbulence(TurbulanceType, const float&, const float&, const int&, const float&, 66 bool); 67 68 TurbulanceType m_type; 69 float m_baseFrequencyX; 70 float m_baseFrequencyY; 71 int m_numOctaves; 72 float m_seed; 73 bool m_stitchTiles; 74 }; 75 76 } // namespace WebCore 77 78 #endif // ENABLE(SVG) && ENABLE(FILTERS) 79 80 #endif // SVGFETurbulence_h 81