1 /* 2 * Copyright (C) 2009 Dirk Schulze <krit@webkit.org> 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Library General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Library General Public License for more details. 13 * 14 * You should have received a copy of the GNU Library General Public License 15 * aint with this library; see the file COPYING.LIB. If not, write to 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 */ 19 20 #ifndef SVGFilter_h 21 #define SVGFilter_h 22 23 #if ENABLE(SVG) && ENABLE(FILTERS) 24 #include "Filter.h" 25 #include "FilterEffect.h" 26 #include "FloatRect.h" 27 #include "FloatSize.h" 28 29 #include <wtf/PassRefPtr.h> 30 #include <wtf/RefCounted.h> 31 #include <wtf/RefPtr.h> 32 33 namespace WebCore { 34 35 class SVGFilter : public Filter { 36 public: 37 static PassRefPtr<SVGFilter> create(const FloatRect&, const FloatRect&, bool); 38 effectBoundingBoxMode()39 virtual bool effectBoundingBoxMode() const { return m_effectBBoxMode; } 40 filterRegion()41 virtual FloatRect filterRegion() const { return m_filterRect; } sourceImageRect()42 virtual FloatRect sourceImageRect() const { return m_itemBox; } 43 maxImageSize()44 virtual FloatSize maxImageSize() const { return m_maxImageSize; } 45 virtual void calculateEffectSubRegion(FilterEffect*); 46 47 private: 48 SVGFilter(const FloatRect& itemBox, const FloatRect& filterRect, bool effectBBoxMode); 49 50 FloatSize m_maxImageSize; 51 FloatRect m_itemBox; 52 FloatRect m_filterRect; 53 bool m_effectBBoxMode; 54 }; 55 56 } // namespace WebCore 57 58 #endif // ENABLE(SVG) && ENABLE(FILTERS) 59 60 #endif // SVGFilter_h 61