KHtml

SVGFontFaceFormatElement.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 "SVGFontFaceFormatElement.h"
22 
23 #include "SVGFontFaceElement.h"
24 #include "SVGNames.h"
25 
26 namespace WebCore
27 {
28 
29 using namespace SVGNames;
30 
31 SVGFontFaceFormatElement::SVGFontFaceFormatElement(const QualifiedName &tagName, Document *doc)
32  : SVGElement(tagName, doc)
33 {
34 }
35 
36 void SVGFontFaceFormatElement::childrenChanged(bool changedByParser, Node *beforeChange, Node *afterChange, int childCountDelta)
37 {
38  SVGElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);
39 
40  if (!parentNode() || !parentNode()->hasTagName(font_face_uriTag)) {
41  return;
42  }
43 
44  Node *ancestor = parentNode()->parentNode();
45  if (!ancestor || !ancestor->hasTagName(font_face_srcTag)) {
46  return;
47  }
48 
49  ancestor = ancestor->parentNode();
50  if (ancestor && ancestor->hasTagName(font_faceTag)) {
51  static_cast<SVGFontFaceElement *>(ancestor)->rebuildFontFace();
52  }
53 }
54 
55 }
56 
57 #endif // ENABLE(SVG_FONTS)
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