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      1 /*
      2    Copyright (C) 2007 Eric Seidel <eric (at) webkit.org>
      3    Copyright (C) 2007, 2008 Nikolas Zimmermann <zimmermann (at) kde.org>
      4    Copyright (C) 2008 Eric Seidel <eric (at) webkit.org>
      5 
      6    This library is free software; you can redistribute it and/or
      7    modify it under the terms of the GNU Library General Public
      8    License as published by the Free Software Foundation; either
      9    version 2 of the License, or (at your option) any later version.
     10 
     11    This library is distributed in the hope that it will be useful,
     12    but WITHOUT ANY WARRANTY; without even the implied warranty of
     13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     14    Library General Public License for more details.
     15 
     16    You should have received a copy of the GNU Library General Public License
     17    along with this library; see the file COPYING.LIB.  If not, write to
     18    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     19    Boston, MA 02110-1301, USA.
     20 */
     21 
     22 #include "config.h"
     23 
     24 #if ENABLE(SVG_FONTS)
     25 #include "SVGHKernElement.h"
     26 
     27 #include "SVGFontElement.h"
     28 #include "SVGFontFaceElement.h"
     29 #include "SVGFontData.h"
     30 #include "SVGNames.h"
     31 #include "SVGParserUtilities.h"
     32 #include "SimpleFontData.h"
     33 #include "XMLNames.h"
     34 
     35 namespace WebCore {
     36 
     37 using namespace SVGNames;
     38 
     39 SVGHKernElement::SVGHKernElement(const QualifiedName& tagName, Document* doc)
     40     : SVGElement(tagName, doc)
     41 {
     42 }
     43 
     44 SVGHKernElement::~SVGHKernElement()
     45 {
     46 }
     47 
     48 void SVGHKernElement::insertedIntoDocument()
     49 {
     50     Node* fontNode = parentNode();
     51     if (fontNode && fontNode->hasTagName(SVGNames::fontTag)) {
     52         if (SVGFontElement* element = static_cast<SVGFontElement*>(fontNode))
     53             element->invalidateGlyphCache();
     54     }
     55 }
     56 
     57 void SVGHKernElement::removedFromDocument()
     58 {
     59     Node* fontNode = parentNode();
     60     if (fontNode && fontNode->hasTagName(SVGNames::fontTag)) {
     61         if (SVGFontElement* element = static_cast<SVGFontElement*>(fontNode))
     62             element->invalidateGlyphCache();
     63     }
     64 }
     65 
     66 SVGHorizontalKerningPair SVGHKernElement::buildHorizontalKerningPair() const
     67 {
     68     SVGHorizontalKerningPair kerningPair;
     69 
     70     kerningPair.unicode1 = getAttribute(u1Attr);
     71     kerningPair.glyphName1 = getAttribute(g1Attr);
     72     kerningPair.unicode2 = getAttribute(u2Attr);
     73     kerningPair.glyphName2 = getAttribute(g2Attr);
     74     kerningPair.kerning = getAttribute(kAttr).string().toDouble();
     75 
     76     return kerningPair;
     77 }
     78 
     79 }
     80 
     81 #endif // ENABLE(SVG_FONTS)
     82