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SVGFontFaceFormatElement.cpp

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00001 /*
00002    Copyright (C) 2007 Eric Seidel <eric@webkit.org>
00003 
00004    This library is free software; you can redistribute it and/or
00005    modify it under the terms of the GNU Library General Public
00006    License as published by the Free Software Foundation; either
00007    version 2 of the License, or (at your option) any later version.
00008 
00009    This library is distributed in the hope that it will be useful,
00010    but WITHOUT ANY WARRANTY; without even the implied warranty of
00011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012    Library General Public License for more details.
00013 
00014    You should have received a copy of the GNU Library General Public License
00015    along with this library; see the file COPYING.LIB.  If not, write to
00016    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00017    Boston, MA 02110-1301, USA.
00018  */
00019 
00020 #include "config.h"
00021 
00022 #if ENABLE(SVG_FONTS)
00023 #include "SVGFontFaceFormatElement.h"
00024 
00025 #include "SVGFontFaceElement.h"
00026 #include "SVGNames.h"
00027 
00028 namespace WebCore {
00029     
00030 using namespace SVGNames;
00031     
00032 SVGFontFaceFormatElement::SVGFontFaceFormatElement(const QualifiedName& tagName, Document* doc)
00033     : SVGElement(tagName, doc)
00034 {
00035 }
00036 
00037 void SVGFontFaceFormatElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta)
00038 {
00039     SVGElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);
00040 
00041     if (!parentNode() || !parentNode()->hasTagName(font_face_uriTag))
00042         return;
00043     
00044     Node* ancestor = parentNode()->parentNode();
00045     if (!ancestor || !ancestor->hasTagName(font_face_srcTag))
00046         return;
00047     
00048     ancestor = ancestor->parentNode();
00049     if (ancestor && ancestor->hasTagName(font_faceTag))
00050         static_cast<SVGFontFaceElement*>(ancestor)->rebuildFontFace();
00051 }
00052 
00053 }
00054 
00055 #endif // ENABLE(SVG_FONTS)

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