/*

    Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>

                  2004, 2005, 2006, 2007 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"

#if ENABLE(SVG)

#include "SVGPolyElement.h"

#include "Attribute.h"

#include "Document.h"

#include "FloatPoint.h"

#include "RenderPath.h"

#include "RenderSVGResource.h"

#include "SVGNames.h"

#include "SVGParserUtilities.h"

#include "SVGPointList.h"

namespace WebCore {

SVGPolyElement::SVGPolyElement(const QualifiedName& tagName, Document* doc)

    : SVGStyledTransformableElement(tagName, doc)

    , SVGTests()

    , SVGLangSpace()

    , SVGExternalResourcesRequired()

    , SVGAnimatedPoints()

{

}

SVGPolyElement::~SVGPolyElement()

{

}

SVGPointList* SVGPolyElement::points() const

{

    if (!m_points)

        m_points = SVGPointList::create(SVGNames::pointsAttr);

    return m_points.get();

}

SVGPointList* SVGPolyElement::animatedPoints() const

{

    // FIXME!

    return 0;

}

void SVGPolyElement::parseMappedAttribute(Attribute* attr)

{

    const AtomicString& value = attr->value();

    if (attr->name() == SVGNames::pointsAttr) {

        ExceptionCode ec = 0;

        points()->clear(ec);

        if (!pointsListFromSVGData(points(), value))

            document()->accessSVGExtensions()->reportError("Problem parsing points=\"" + value + "\"");

    } else {

        if (SVGTests::parseMappedAttribute(attr))

            return;

        if (SVGLangSpace::parseMappedAttribute(attr))

            return;

        if (SVGExternalResourcesRequired::parseMappedAttribute(attr))

            return;

        SVGStyledTransformableElement::parseMappedAttribute(attr);

    }

}

void SVGPolyElement::svgAttributeChanged(const QualifiedName& attrName)

{

    SVGStyledTransformableElement::svgAttributeChanged(attrName);

    // The points property is not a regular SVGAnimatedProperty, still we use the same SVG<->XML DOM synchronization framework.

    if (attrName == SVGNames::pointsAttr)

        invalidateSVGAttributes();

    RenderPath* renderer = static_cast<RenderPath*>(this->renderer());

    if (!renderer)

        return;

    if (SVGStyledTransformableElement::isKnownAttribute(attrName)) {

        renderer->setNeedsTransformUpdate();

        RenderSVGResource::markForLayoutAndParentResourceInvalidation(renderer);

        return;

    }

    if (attrName == SVGNames::pointsAttr) {

        renderer->setNeedsPathUpdate();

        RenderSVGResource::markForLayoutAndParentResourceInvalidation(renderer);

        return;

    }

    if (SVGTests::isKnownAttribute(attrName)

        || SVGLangSpace::isKnownAttribute(attrName)

        || SVGExternalResourcesRequired::isKnownAttribute(attrName))

        RenderSVGResource::markForLayoutAndParentResourceInvalidation(renderer);

}

void SVGPolyElement::synchronizeProperty(const QualifiedName& attrName)

{

    SVGStyledTransformableElement::synchronizeProperty(attrName);

    if (attrName == anyQName()) {

        synchronizeExternalResourcesRequired();

        SVGAnimatedPropertySynchronizer<true>::synchronize(this, SVGNames::pointsAttr, points()->valueAsString());

        return;

    }

    if (SVGExternalResourcesRequired::isKnownAttribute(attrName))

        synchronizeExternalResourcesRequired();

    else if (attrName == SVGNames::pointsAttr)

        SVGAnimatedPropertySynchronizer<true>::synchronize(this, attrName, points()->valueAsString());

}

}

#endif // ENABLE(SVG)