/*

    Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>

                  2004, 2005, 2006 Rob Buis <buis@kde.org>

    Copyright (C) 2008 Apple Computer, Inc.

    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_FONTS)

#include "SVGAltGlyphElement.h"

#include "ExceptionCode.h"

#include "RenderInline.h"

#include "RenderSVGTSpan.h"

#include "SVGGlyphElement.h"

#include "SVGNames.h"

#include "XLinkNames.h"

namespace WebCore {

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

    : SVGTextPositioningElement(tagName, doc)

{

}

SVGAltGlyphElement::~SVGAltGlyphElement()

{

}

void SVGAltGlyphElement::synchronizeProperty(const QualifiedName& attrName)

{

    SVGTextPositioningElement::synchronizeProperty(attrName);

    if (attrName == anyQName() || SVGURIReference::isKnownAttribute(attrName))

        synchronizeHref();

}

void SVGAltGlyphElement::setGlyphRef(const AtomicString&, ExceptionCode& ec)

{

    ec = NO_MODIFICATION_ALLOWED_ERR;

}

const AtomicString& SVGAltGlyphElement::glyphRef() const

{

    return getAttribute(SVGNames::glyphRefAttr);

}

void SVGAltGlyphElement::setFormat(const AtomicString&, ExceptionCode& ec)

{

    ec = NO_MODIFICATION_ALLOWED_ERR;

}

const AtomicString& SVGAltGlyphElement::format() const

{

    return getAttribute(SVGNames::formatAttr);

}

bool SVGAltGlyphElement::childShouldCreateRenderer(Node* child) const

{

    if (child->isTextNode())

        return true;

    return false;

}

RenderObject* SVGAltGlyphElement::createRenderer(RenderArena* arena, RenderStyle*)

{

    return new (arena) RenderSVGTSpan(this);

}

SVGGlyphElement* SVGAltGlyphElement::glyphElement() const

{

    Element* elt = document()->getElementById(getTarget(getAttribute(XLinkNames::hrefAttr)));

    if (!elt || !elt->hasTagName(SVGNames::glyphTag))

        return 0;

    return static_cast<SVGGlyphElement*>(elt);

}

}

#endif // ENABLE(SVG)

// vim:ts=4:noet