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      1 /*
      2  * Copyright (C) 2007 Nikolas Zimmermann <zimmermann (at) kde.org>
      3  *
      4  * This library is free software; you can redistribute it and/or
      5  * modify it under the terms of the GNU Library General Public
      6  * License as published by the Free Software Foundation; either
      7  * version 2 of the License, or (at your option) any later version.
      8  *
      9  * This library is distributed in the hope that it will be useful,
     10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     12  * Library General Public License for more details.
     13  *
     14  * You should have received a copy of the GNU Library General Public License
     15  * along with this library; see the file COPYING.LIB.  If not, write to
     16  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     17  * Boston, MA 02110-1301, USA.
     18  */
     19 
     20 #include "config.h"
     21 
     22 #if ENABLE(SVG)
     23 #include "SVGElementInstanceList.h"
     24 
     25 namespace WebCore {
     26 
     27 SVGElementInstanceList::SVGElementInstanceList(PassRefPtr<SVGElementInstance> rootInstance)
     28     : m_rootInstance(rootInstance)
     29 {
     30 }
     31 
     32 SVGElementInstanceList::~SVGElementInstanceList()
     33 {
     34 }
     35 
     36 unsigned SVGElementInstanceList::length() const
     37 {
     38     // NOTE: We could use the same caching facilities, like the ones "ChildNodeList" uses.
     39     unsigned length = 0;
     40     for (SVGElementInstance* instance = m_rootInstance->firstChild(); instance; instance = instance->nextSibling())
     41         length++;
     42     return length;
     43 }
     44 
     45 SVGElementInstance* SVGElementInstanceList::item(unsigned index)
     46 {
     47     unsigned pos = 0;
     48     SVGElementInstance* instance = m_rootInstance->firstChild();
     49     while (instance && pos < index) {
     50         instance = instance->nextSibling();
     51         pos++;
     52     }
     53     return instance;
     54 }
     55 
     56 }
     57 
     58 #endif // ENABLE(SVG)
     59 
     60 // vim:ts=4:noet
     61