2 * Copyright (C) Research In Motion Limited 2010. All rights reserved.
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.
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.
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.
23 #include "SVGVKernElement.h"
25 #include "SVGFontElement.h"
26 #include "SVGFontFaceElement.h"
31 inline SVGVKernElement::SVGVKernElement(const QualifiedName& tagName, Document* document)
32 : SVGElement(tagName, document)
34 ASSERT(hasTagName(SVGNames::vkernTag));
37 PassRefPtr<SVGVKernElement> SVGVKernElement::create(const QualifiedName& tagName, Document* document)
39 return adoptRef(new SVGVKernElement(tagName, document));
42 void SVGVKernElement::insertedIntoDocument()
44 ContainerNode* fontNode = parentNode();
45 if (fontNode && fontNode->hasTagName(SVGNames::fontTag)) {
46 if (SVGFontElement* element = static_cast<SVGFontElement*>(fontNode))
47 element->invalidateGlyphCache();
49 SVGElement::insertedIntoDocument();
52 void SVGVKernElement::removedFromDocument()
54 ContainerNode* fontNode = parentNode();
55 if (fontNode && fontNode->hasTagName(SVGNames::fontTag)) {
56 if (SVGFontElement* element = static_cast<SVGFontElement*>(fontNode))
57 element->invalidateGlyphCache();
59 SVGElement::removedFromDocument();
62 void SVGVKernElement::buildVerticalKerningPair(KerningPairVector& kerningPairs)
64 String u1 = fastGetAttribute(SVGNames::u1Attr);
65 String g1 = fastGetAttribute(SVGNames::g1Attr);
66 String u2 = fastGetAttribute(SVGNames::u2Attr);
67 String g2 = fastGetAttribute(SVGNames::g2Attr);
68 if ((u1.isEmpty() && g1.isEmpty()) || (u2.isEmpty() && g2.isEmpty()))
71 SVGKerningPair kerningPair;
72 if (parseGlyphName(g1, kerningPair.glyphName1)
73 && parseGlyphName(g2, kerningPair.glyphName2)
74 && parseKerningUnicodeString(u1, kerningPair.unicodeRange1, kerningPair.unicodeName1)
75 && parseKerningUnicodeString(u2, kerningPair.unicodeRange2, kerningPair.unicodeName2)) {
76 kerningPair.kerning = fastGetAttribute(SVGNames::kAttr).string().toFloat();
77 kerningPairs.append(kerningPair);
83 #endif // ENABLE(SVG_FONTS)