| /* |
| * Copyright (C) 2009 Dirk Schulze <krit@webkit.org> |
| * Copyright (C) 2021 Apple Inc. All rights reserved. |
| * |
| * 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. |
| */ |
| |
| #pragma once |
| |
| #include "FilterEffect.h" |
| |
| namespace WebCore { |
| |
| class SourceAlpha : public FilterEffect { |
| public: |
| static Ref<SourceAlpha> create(FilterEffect&); |
| |
| static AtomString effectName() { return FilterEffect::sourceAlphaName(); } |
| |
| private: |
| explicit SourceAlpha(FilterEffect&); |
| |
| void determineAbsolutePaintRect(const Filter&) override; |
| |
| std::unique_ptr<FilterEffectApplier> createApplier(const Filter&) const override; |
| |
| WTF::TextStream& externalRepresentation(WTF::TextStream&, RepresentationType) const override; |
| }; |
| |
| } //namespace WebCore |
| |
| SPECIALIZE_TYPE_TRAITS_FILTER_EFFECT(SourceAlpha) |