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      1 /*
      2  * Copyright (C) 2007 Eric Seidel <eric (at) webkit.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_FONTS)
     23 #include "SVGFontFaceSrcElement.h"
     24 
     25 #include "CSSFontFaceSrcValue.h"
     26 #include "CSSValueList.h"
     27 #include "SVGFontFaceElement.h"
     28 #include "SVGFontFaceNameElement.h"
     29 #include "SVGFontFaceUriElement.h"
     30 #include "SVGNames.h"
     31 
     32 namespace WebCore {
     33 
     34 using namespace SVGNames;
     35 
     36 inline SVGFontFaceSrcElement::SVGFontFaceSrcElement(const QualifiedName& tagName, Document* document)
     37     : SVGElement(tagName, document)
     38 {
     39 }
     40 
     41 PassRefPtr<SVGFontFaceSrcElement> SVGFontFaceSrcElement::create(const QualifiedName& tagName, Document* document)
     42 {
     43     return adoptRef(new SVGFontFaceSrcElement(tagName, document));
     44 }
     45 
     46 PassRefPtr<CSSValueList> SVGFontFaceSrcElement::srcValue() const
     47 {
     48     RefPtr<CSSValueList> list = CSSValueList::createCommaSeparated();
     49     for (Node* child = firstChild(); child; child = child->nextSibling()) {
     50         RefPtr<CSSFontFaceSrcValue> srcValue;
     51         if (child->hasTagName(font_face_uriTag))
     52             srcValue = static_cast<SVGFontFaceUriElement*>(child)->srcValue();
     53         else if (child->hasTagName(font_face_nameTag))
     54             srcValue = static_cast<SVGFontFaceNameElement*>(child)->srcValue();
     55         if (srcValue && srcValue->resource().length())
     56             list->append(srcValue);
     57     }
     58     return list;
     59 }
     60 
     61 void SVGFontFaceSrcElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta)
     62 {
     63     SVGElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);
     64     if (parentNode() && parentNode()->hasTagName(font_faceTag))
     65         static_cast<SVGFontFaceElement*>(parentNode())->rebuildFontFace();
     66 }
     67 
     68 }
     69 
     70 #endif // ENABLE(SVG_FONTS)
     71