1 /*

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

     3                   2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>

     4 

     5     This library is free software; you can redistribute it and/or

     6     modify it under the terms of the GNU Library General Public

     7     License as published by the Free Software Foundation; either

     8     version 2 of the License, or (at your option) any later version.

     9 

    10     This library is distributed in the hope that it will be useful,

    11     but WITHOUT ANY WARRANTY; without even the implied warranty of

    12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

    13     Library General Public License for more details.

    14 

    15     You should have received a copy of the GNU Library General Public License

    16     along with this library; see the file COPYING.LIB.  If not, write to

    17     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

    18     Boston, MA 02110-1301, USA.

    19 */

    20 

    21 #include "config.h"

    22 

    23 #if ENABLE(SVG)

    24 #include "SVGZoomAndPan.h"

    25 

    26 #include "Attribute.h"

    27 #include "SVGNames.h"

    28 #include "SVGParserUtilities.h"

    29 

    30 namespace WebCore {

    31 

    32 SVGZoomAndPan::SVGZoomAndPan()

    33     : m_zoomAndPan(SVG_ZOOMANDPAN_MAGNIFY)

    34 {

    35 }

    36 

    37 SVGZoomAndPan::~SVGZoomAndPan()

    38 {

    39 }

    40 

    41 unsigned short SVGZoomAndPan::zoomAndPan() const

    42 {

    43     return m_zoomAndPan;

    44 }

    45 

    46 void SVGZoomAndPan::setZoomAndPan(unsigned short zoomAndPan)

    47 {

    48     m_zoomAndPan = zoomAndPan;

    49 }

    50 

    51 bool SVGZoomAndPan::parseMappedAttribute(Attribute* attr)

    52 {

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

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

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

    56         parseZoomAndPan(start, end);

    57         return true;

    58     }

    59 

    60     return false;

    61 }

    62 

    63 bool SVGZoomAndPan::isKnownAttribute(const QualifiedName& attrName)

    64 {

    65     return attrName == SVGNames::zoomAndPanAttr;

    66 }

    67 

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

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

    70 

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

    72 {

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

    74         setZoomAndPan(SVG_ZOOMANDPAN_DISABLE);

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

    76         setZoomAndPan(SVG_ZOOMANDPAN_MAGNIFY);

    77     else

    78         return false;

    79 

    80     return true;

    81 }

    82 

    83 }

    84 

    85 #endif // ENABLE(SVG)