| /* |
| * Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org> |
| * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org> |
| * Copyright (C) 2005 Eric Seidel <eric@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 "Color.h" |
| #include "FilterEffect.h" |
| |
| namespace WebCore { |
| |
| class FEFlood : public FilterEffect { |
| public: |
| WEBCORE_EXPORT static Ref<FEFlood> create(const Color& floodColor, float floodOpacity); |
| |
| const Color& floodColor() const { return m_floodColor; } |
| bool setFloodColor(const Color&); |
| |
| float floodOpacity() const { return m_floodOpacity; } |
| bool setFloodOpacity(float); |
| |
| #if !USE(CG) |
| // feFlood does not perform color interpolation of any kind, so the result is always in the current |
| // color space regardless of the value of color-interpolation-filters. |
| void setOperatingColorSpace(const DestinationColorSpace&) override { } |
| #endif |
| |
| template<class Encoder> void encode(Encoder&) const; |
| template<class Decoder> static std::optional<Ref<FEFlood>> decode(Decoder&); |
| |
| private: |
| FEFlood(const Color& floodColor, float floodOpacity); |
| |
| unsigned numberOfEffectInputs() const override { return 0; } |
| |
| FloatRect calculateImageRect(const Filter&, const FilterImageVector& inputs, const FloatRect& primitiveSubregion) const override; |
| |
| std::unique_ptr<FilterEffectApplier> createApplier(const Filter&) const override; |
| |
| WTF::TextStream& externalRepresentation(WTF::TextStream&, FilterRepresentation) const override; |
| |
| Color m_floodColor; |
| float m_floodOpacity; |
| }; |
| |
| template<class Encoder> |
| void FEFlood::encode(Encoder& encoder) const |
| { |
| encoder << m_floodColor; |
| encoder << m_floodOpacity; |
| } |
| |
| template<class Decoder> |
| std::optional<Ref<FEFlood>> FEFlood::decode(Decoder& decoder) |
| { |
| std::optional<Color> floodColor; |
| decoder >> floodColor; |
| if (!floodColor) |
| return std::nullopt; |
| |
| std::optional<float> floodOpacity; |
| decoder >> floodOpacity; |
| if (!floodOpacity) |
| return std::nullopt; |
| |
| return FEFlood::create(*floodColor, *floodOpacity); |
| } |
| |
| } // namespace WebCore |
| |
| SPECIALIZE_TYPE_TRAITS_FILTER_EFFECT(FEFlood) |