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      1 /*
      2  * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann (at) kde.org>
      3  * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis (at) 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 void SVGZoomAndPan::setZoomAndPan(unsigned short zoomAndPan)
     33 {
     34     m_zoomAndPan = zoomAndPan;
     35 }
     36 
     37 bool SVGZoomAndPan::parseMappedAttribute(Attribute* attr)
     38 {
     39     if (attr->name() == SVGNames::zoomAndPanAttr) {
     40         const UChar* start = attr->value().characters();
     41         const UChar* end = start + attr->value().length();
     42         parseZoomAndPan(start, end);
     43         return true;
     44     }
     45 
     46     return false;
     47 }
     48 
     49 bool SVGZoomAndPan::isKnownAttribute(const QualifiedName& attrName)
     50 {
     51     return attrName == SVGNames::zoomAndPanAttr;
     52 }
     53 
     54 static const UChar disable[] =  {'d', 'i', 's', 'a', 'b', 'l', 'e'};
     55 static const UChar magnify[] =  {'m', 'a', 'g', 'n', 'i', 'f', 'y'};
     56 
     57 bool SVGZoomAndPan::parseZoomAndPan(const UChar*& start, const UChar* end)
     58 {
     59     if (skipString(start, end, disable, WTF_ARRAY_LENGTH(disable)))
     60         setZoomAndPan(SVG_ZOOMANDPAN_DISABLE);
     61     else if (skipString(start, end, magnify, WTF_ARRAY_LENGTH(magnify)))
     62         setZoomAndPan(SVG_ZOOMANDPAN_MAGNIFY);
     63     else
     64         return false;
     65 
     66     return true;
     67 }
     68 
     69 }
     70 
     71 #endif // ENABLE(SVG)
     72