blob: f1544046c84f4f3c4a63e0201d305ff6b8d9ddf3 [file] [log] [blame]
/*
* Copyright (C) 2006 Oliver Hunt <oliver@nerget.com>
* Copyright (C) 2018-2022 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 "FEDisplacementMap.h"
#include "SVGFilterPrimitiveStandardAttributes.h"
namespace WebCore {
template<>
struct SVGPropertyTraits<ChannelSelectorType> {
static unsigned highestEnumValue() { return CHANNEL_A; }
static String toString(ChannelSelectorType type)
{
switch (type) {
case CHANNEL_UNKNOWN:
return emptyString();
case CHANNEL_R:
return "R"_s;
case CHANNEL_G:
return "G"_s;
case CHANNEL_B:
return "B"_s;
case CHANNEL_A:
return "A"_s;
}
ASSERT_NOT_REACHED();
return emptyString();
}
static ChannelSelectorType fromString(const String& value)
{
if (value == "R"_s)
return CHANNEL_R;
if (value == "G"_s)
return CHANNEL_G;
if (value == "B"_s)
return CHANNEL_B;
if (value == "A"_s)
return CHANNEL_A;
return CHANNEL_UNKNOWN;
}
};
class SVGFEDisplacementMapElement final : public SVGFilterPrimitiveStandardAttributes {
WTF_MAKE_ISO_ALLOCATED(SVGFEDisplacementMapElement);
public:
static Ref<SVGFEDisplacementMapElement> create(const QualifiedName&, Document&);
static ChannelSelectorType stringToChannel(const String&);
String in1() const { return m_in1->currentValue(); }
String in2() const { return m_in2->currentValue(); }
ChannelSelectorType xChannelSelector() const { return m_xChannelSelector->currentValue<ChannelSelectorType>(); }
ChannelSelectorType yChannelSelector() const { return m_yChannelSelector->currentValue<ChannelSelectorType>(); }
float scale() const { return m_scale->currentValue(); }
SVGAnimatedString& in1Animated() { return m_in1; }
SVGAnimatedString& in2Animated() { return m_in2; }
SVGAnimatedEnumeration& xChannelSelectorAnimated() { return m_xChannelSelector; }
SVGAnimatedEnumeration& yChannelSelectorAnimated() { return m_yChannelSelector; }
SVGAnimatedNumber& scaleAnimated() { return m_scale; }
private:
SVGFEDisplacementMapElement(const QualifiedName& tagName, Document&);
using PropertyRegistry = SVGPropertyOwnerRegistry<SVGFEDisplacementMapElement, SVGFilterPrimitiveStandardAttributes>;
const SVGPropertyRegistry& propertyRegistry() const final { return m_propertyRegistry; }
void parseAttribute(const QualifiedName&, const AtomString&) override;
void svgAttributeChanged(const QualifiedName&) override;
bool setFilterEffectAttribute(FilterEffect&, const QualifiedName& attrName) override;
Vector<AtomString> filterEffectInputsNames() const override { return { AtomString { in1() }, AtomString { in2() } }; }
RefPtr<FilterEffect> createFilterEffect(const FilterEffectVector&, const GraphicsContext& destinationContext) const override;
PropertyRegistry m_propertyRegistry { *this };
Ref<SVGAnimatedString> m_in1 { SVGAnimatedString::create(this) };
Ref<SVGAnimatedString> m_in2 { SVGAnimatedString::create(this) };
Ref<SVGAnimatedEnumeration> m_xChannelSelector { SVGAnimatedEnumeration::create(this, CHANNEL_A) };
Ref<SVGAnimatedEnumeration> m_yChannelSelector { SVGAnimatedEnumeration::create(this, CHANNEL_A) };
Ref<SVGAnimatedNumber> m_scale { SVGAnimatedNumber::create(this) };
};
} // namespace WebCore