2 * Copyright (C) 2007 Eric Seidel <eric@webkit.org>
3 * Copyright (C) 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
4 * Copyright (C) 2008 Eric Seidel <eric@webkit.org>
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.
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.
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.
25 #include "SVGHKernElement.h"
27 #include "SVGFontElement.h"
28 #include "SVGFontFaceElement.h"
33 inline SVGHKernElement::SVGHKernElement(const QualifiedName& tagName, Document* document)
34 : SVGElement(tagName, document)
36 ASSERT(hasTagName(SVGNames::hkernTag));
39 PassRefPtr<SVGHKernElement> SVGHKernElement::create(const QualifiedName& tagName, Document* document)
41 return adoptRef(new SVGHKernElement(tagName, document));
44 void SVGHKernElement::insertedIntoDocument()
46 ContainerNode* fontNode = parentNode();
47 if (fontNode && fontNode->hasTagName(SVGNames::fontTag)) {
48 if (SVGFontElement* element = static_cast<SVGFontElement*>(fontNode))
49 element->invalidateGlyphCache();
51 SVGElement::insertedIntoDocument();
54 void SVGHKernElement::removedFromDocument()
56 ContainerNode* fontNode = parentNode();
57 if (fontNode && fontNode->hasTagName(SVGNames::fontTag)) {
58 if (SVGFontElement* element = static_cast<SVGFontElement*>(fontNode))
59 element->invalidateGlyphCache();
61 SVGElement::removedFromDocument();
64 void SVGHKernElement::buildHorizontalKerningPair(KerningPairVector& kerningPairs)
66 String u1 = fastGetAttribute(SVGNames::u1Attr);
67 String g1 = fastGetAttribute(SVGNames::g1Attr);
68 String u2 = fastGetAttribute(SVGNames::u2Attr);
69 String g2 = fastGetAttribute(SVGNames::g2Attr);
70 if ((u1.isEmpty() && g1.isEmpty()) || (u2.isEmpty() && g2.isEmpty()))
73 SVGKerningPair kerningPair;
74 if (parseGlyphName(g1, kerningPair.glyphName1)
75 && parseGlyphName(g2, kerningPair.glyphName2)
76 && parseKerningUnicodeString(u1, kerningPair.unicodeRange1, kerningPair.unicodeName1)
77 && parseKerningUnicodeString(u2, kerningPair.unicodeRange2, kerningPair.unicodeName2)) {
78 kerningPair.kerning = fastGetAttribute(SVGNames::kAttr).string().toFloat();
79 kerningPairs.append(kerningPair);
85 #endif // ENABLE(SVG_FONTS)