File: SVGFEFloodElement.cpp

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/*
 * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
 * Copyright (C) 2004, 2005, 2007, 2008 Rob Buis <buis@kde.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.
 */

#include "config.h"
#include "core/svg/SVGFEFloodElement.h"

#include "core/SVGNames.h"
#include "core/rendering/RenderObject.h"
#include "core/rendering/style/RenderStyle.h"
#include "core/rendering/style/SVGRenderStyle.h"

namespace blink {

inline SVGFEFloodElement::SVGFEFloodElement(Document& document)
    : SVGFilterPrimitiveStandardAttributes(SVGNames::feFloodTag, document)
{
}

DEFINE_NODE_FACTORY(SVGFEFloodElement)

bool SVGFEFloodElement::setFilterEffectAttribute(FilterEffect* effect, const QualifiedName& attrName)
{
    RenderObject* renderer = this->renderer();
    ASSERT(renderer);
    RenderStyle* style = renderer->style();
    ASSERT(style);
    FEFlood* flood = static_cast<FEFlood*>(effect);

    if (attrName == SVGNames::flood_colorAttr)
        return flood->setFloodColor(style->svgStyle().floodColor());
    if (attrName == SVGNames::flood_opacityAttr)
        return flood->setFloodOpacity(style->svgStyle().floodOpacity());

    ASSERT_NOT_REACHED();
    return false;
}

PassRefPtrWillBeRawPtr<FilterEffect> SVGFEFloodElement::build(SVGFilterBuilder*, Filter* filter)
{
    RenderObject* renderer = this->renderer();
    if (!renderer)
        return nullptr;

    ASSERT(renderer->style());
    const SVGRenderStyle& svgStyle = renderer->style()->svgStyle();

    Color color = svgStyle.floodColor();
    float opacity = svgStyle.floodOpacity();

    return FEFlood::create(filter, color, opacity);
}

}