/*
 * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
 * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
 * Copyright (C) 2014 Adobe Systems Incorporated. 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.
 */

#include "config.h"
#include "SVGRectElement.h"

#include "Attribute.h"
#include "RenderSVGPath.h"
#include "RenderSVGRect.h"
#include "RenderSVGResource.h"
#include "SVGElementInstance.h"
#include "SVGLength.h"
#include "SVGNames.h"
#include <wtf/NeverDestroyed.h>

namespace WebCore {

// Animated property definitions
DEFINE_ANIMATED_LENGTH(SVGRectElement, SVGNames::xAttr, X, x)
DEFINE_ANIMATED_LENGTH(SVGRectElement, SVGNames::yAttr, Y, y)
DEFINE_ANIMATED_LENGTH(SVGRectElement, SVGNames::widthAttr, Width, width)
DEFINE_ANIMATED_LENGTH(SVGRectElement, SVGNames::heightAttr, Height, height)
DEFINE_ANIMATED_LENGTH(SVGRectElement, SVGNames::rxAttr, Rx, rx)
DEFINE_ANIMATED_LENGTH(SVGRectElement, SVGNames::ryAttr, Ry, ry)
DEFINE_ANIMATED_BOOLEAN(SVGRectElement, SVGNames::externalResourcesRequiredAttr, ExternalResourcesRequired, externalResourcesRequired)

BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGRectElement)
    REGISTER_LOCAL_ANIMATED_PROPERTY(x)
    REGISTER_LOCAL_ANIMATED_PROPERTY(y)
    REGISTER_LOCAL_ANIMATED_PROPERTY(width)
    REGISTER_LOCAL_ANIMATED_PROPERTY(height)
    REGISTER_LOCAL_ANIMATED_PROPERTY(rx)
    REGISTER_LOCAL_ANIMATED_PROPERTY(ry)
    REGISTER_LOCAL_ANIMATED_PROPERTY(externalResourcesRequired)
    REGISTER_PARENT_ANIMATED_PROPERTIES(SVGGraphicsElement)
END_REGISTER_ANIMATED_PROPERTIES

inline SVGRectElement::SVGRectElement(const QualifiedName& tagName, Document& document)
    : SVGGraphicsElement(tagName, document)
    , m_x(LengthModeWidth)
    , m_y(LengthModeHeight)
    , m_width(LengthModeWidth)
    , m_height(LengthModeHeight)
    , m_rx(LengthModeWidth)
    , m_ry(LengthModeHeight)
{
    ASSERT(hasTagName(SVGNames::rectTag));
    registerAnimatedPropertiesForSVGRectElement();
}

PassRefPtr<SVGRectElement> SVGRectElement::create(const QualifiedName& tagName, Document& document)
{
    return adoptRef(new SVGRectElement(tagName, document));
}

bool SVGRectElement::isSupportedAttribute(const QualifiedName& attrName)
{
    static NeverDestroyed<HashSet<QualifiedName>> supportedAttributes;
    if (supportedAttributes.get().isEmpty()) {
        SVGLangSpace::addSupportedAttributes(supportedAttributes);
        SVGExternalResourcesRequired::addSupportedAttributes(supportedAttributes);
        supportedAttributes.get().add(SVGNames::xAttr);
        supportedAttributes.get().add(SVGNames::yAttr);
        supportedAttributes.get().add(SVGNames::widthAttr);
        supportedAttributes.get().add(SVGNames::heightAttr);
        supportedAttributes.get().add(SVGNames::rxAttr);
        supportedAttributes.get().add(SVGNames::ryAttr);
    }
    return supportedAttributes.get().contains<SVGAttributeHashTranslator>(attrName);
}

void SVGRectElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
{
    SVGParsingError parseError = NoError;

    if (!isSupportedAttribute(name))
        SVGGraphicsElement::parseAttribute(name, value);
    else if (name == SVGNames::xAttr)
        setXBaseValue(SVGLength::construct(LengthModeWidth, value, parseError));
    else if (name == SVGNames::yAttr)
        setYBaseValue(SVGLength::construct(LengthModeHeight, value, parseError));
    else if (name == SVGNames::rxAttr)
        setRxBaseValue(SVGLength::construct(LengthModeWidth, value, parseError, ForbidNegativeLengths));
    else if (name == SVGNames::ryAttr)
        setRyBaseValue(SVGLength::construct(LengthModeHeight, value, parseError, ForbidNegativeLengths));
    else if (name == SVGNames::widthAttr)
        setWidthBaseValue(SVGLength::construct(LengthModeWidth, value, parseError, ForbidNegativeLengths));
    else if (name == SVGNames::heightAttr)
        setHeightBaseValue(SVGLength::construct(LengthModeHeight, value, parseError, ForbidNegativeLengths));
    else if (SVGLangSpace::parseAttribute(name, value)
             || SVGExternalResourcesRequired::parseAttribute(name, value)) {
    } else
        ASSERT_NOT_REACHED();

    reportAttributeParsingError(parseError, name, value);
}

void SVGRectElement::svgAttributeChanged(const QualifiedName& attrName)
{
    if (!isSupportedAttribute(attrName)) {
        SVGGraphicsElement::svgAttributeChanged(attrName);
        return;
    }

    SVGElementInstance::InvalidationGuard invalidationGuard(this);

    if (attrName == SVGNames::xAttr
        || attrName == SVGNames::yAttr
        || attrName == SVGNames::widthAttr
        || attrName == SVGNames::heightAttr
        || attrName == SVGNames::rxAttr
        || attrName == SVGNames::ryAttr) {
        invalidateSVGPresentationAttributeStyle();
        return;
    }

    RenderSVGShape* renderer = toRenderSVGShape(this->renderer());
    if (!renderer)
        return;

    if (SVGLangSpace::isKnownAttribute(attrName) || SVGExternalResourcesRequired::isKnownAttribute(attrName)) {
        RenderSVGResource::markForLayoutAndParentResourceInvalidation(*renderer);
        return;
    }

    ASSERT_NOT_REACHED();
}

RenderPtr<RenderElement> SVGRectElement::createElementRenderer(PassRef<RenderStyle> style)
{
    return createRenderer<RenderSVGRect>(*this, WTF::move(style));
}

}
