KHtml

SVGFontFaceUriElement.cpp
1 /*
2  Copyright (C) 2007 Eric Seidel <[email protected]>
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 #if ENABLE(SVG_FONTS)
21 #include "SVGFontFaceUriElement.h"
22 
23 #include "CSSFontFaceSrcValue.h"
24 #include "SVGFontFaceElement.h"
25 #include "SVGNames.h"
26 #include "XLinkNames.h"
27 
28 namespace WebCore
29 {
30 
31 using namespace SVGNames;
32 
33 SVGFontFaceUriElement::SVGFontFaceUriElement(const QualifiedName &tagName, Document *doc)
34  : SVGElement(tagName, doc)
35 {
36 }
37 
38 PassRefPtr<CSSFontFaceSrcValue> SVGFontFaceUriElement::srcValue() const
39 {
40  RefPtr<CSSFontFaceSrcValue> src = new CSSFontFaceSrcValue(getAttribute(XLinkNames::hrefAttr), false);
41  AtomicString value(getAttribute(formatAttr));
42  src->setFormat(value.isEmpty() ? "svg" : value); // Default format
43  return src.release();
44 }
45 
46 void SVGFontFaceUriElement::childrenChanged(bool changedByParser, Node *beforeChange, Node *afterChange, int childCountDelta)
47 {
48  SVGElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);
49 
50  if (!parentNode() || !parentNode()->hasTagName(font_face_srcTag)) {
51  return;
52  }
53 
54  Node *grandParent = parentNode()->parentNode();
55  if (grandParent && grandParent->hasTagName(font_faceTag)) {
56  static_cast<SVGFontFaceElement *>(grandParent)->rebuildFontFace();
57  }
58 }
59 
60 }
61 
62 #endif // ENABLE(SVG_FONTS)
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