/*

    Copyright (C) 2004, 2005, 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 "SVGZoomAndPan.h"

#include "Attribute.h"

#include "SVGNames.h"

#include "SVGParserUtilities.h"

namespace WebCore {

SVGZoomAndPan::SVGZoomAndPan()

    : m_zoomAndPan(SVG_ZOOMANDPAN_MAGNIFY)

{

}

SVGZoomAndPan::~SVGZoomAndPan()

{

}

unsigned short SVGZoomAndPan::zoomAndPan() const

{

    return m_zoomAndPan;

}

void SVGZoomAndPan::setZoomAndPan(unsigned short zoomAndPan)

{

    m_zoomAndPan = zoomAndPan;

}

bool SVGZoomAndPan::parseMappedAttribute(Attribute* attr)

{

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

        const UChar* start = attr->value().characters();

        const UChar* end = start + attr->value().length();

        parseZoomAndPan(start, end);

        return true;

    }

    return false;

}

bool SVGZoomAndPan::isKnownAttribute(const QualifiedName& attrName)

{

    return attrName == SVGNames::zoomAndPanAttr;

}

static const UChar disable[] =  {'d', 'i', 's', 'a', 'b', 'l', 'e'};

static const UChar magnify[] =  {'m', 'a', 'g', 'n', 'i', 'f', 'y'};

bool SVGZoomAndPan::parseZoomAndPan(const UChar*& start, const UChar* end)

{

    if (skipString(start, end, disable, sizeof(disable) / sizeof(UChar)))

        setZoomAndPan(SVG_ZOOMANDPAN_DISABLE);

    else if (skipString(start, end, magnify, sizeof(magnify) / sizeof(UChar)))

        setZoomAndPan(SVG_ZOOMANDPAN_MAGNIFY);

    else

        return false;

    return true;

}

}

#endif // ENABLE(SVG)