| /* |
| * Copyright (C) 2009 Dirk Schulze <krit@webkit.org> |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #ifndef SVGFilter_h |
| #define SVGFilter_h |
| |
| #if ENABLE(SVG) && ENABLE(FILTERS) |
| #include "AffineTransform.h" |
| #include "Filter.h" |
| #include "FilterEffect.h" |
| #include "FloatRect.h" |
| #include "FloatSize.h" |
| |
| #include <wtf/PassRefPtr.h> |
| #include <wtf/RefCounted.h> |
| #include <wtf/RefPtr.h> |
| |
| namespace WebCore { |
| |
| class SVGFilter : public Filter { |
| public: |
| static PassRefPtr<SVGFilter> create(const AffineTransform&, const FloatRect&, const FloatRect&, const FloatRect&, bool); |
| |
| FloatRect filterRegionInUserSpace() const { return m_filterRegion; } |
| virtual FloatRect filterRegion() const { return m_absoluteFilterRegion; } |
| |
| virtual FloatPoint mapAbsolutePointToLocalPoint(const FloatPoint& point) const { return m_absoluteTransform.inverse().mapPoint(point); } |
| const AffineTransform& absoluteTransform() const { return m_absoluteTransform; } |
| |
| virtual float applyHorizontalScale(float value) const; |
| virtual float applyVerticalScale(float value) const; |
| |
| virtual FloatRect sourceImageRect() const { return m_absoluteSourceDrawingRegion; } |
| FloatRect targetBoundingBox() const { return m_targetBoundingBox; } |
| |
| private: |
| SVGFilter(const AffineTransform& absoluteTransform, const FloatRect& absoluteSourceDrawingRegion, const FloatRect& targetBoundingBox, const FloatRect& filterRegion, bool effectBBoxMode); |
| |
| AffineTransform m_absoluteTransform; |
| FloatRect m_absoluteSourceDrawingRegion; |
| FloatRect m_targetBoundingBox; |
| FloatRect m_absoluteFilterRegion; |
| FloatRect m_filterRegion; |
| bool m_effectBBoxMode; |
| }; |
| |
| } // namespace WebCore |
| |
| #endif // ENABLE(SVG) && ENABLE(FILTERS) |
| |
| #endif // SVGFilter_h |