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1 /* | |
2 * Copyright (C) Research In Motion Limited 2010. All rights reserved. | |
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 #include "config.h" | |
21 | |
22 #if ENABLE(SVG_FONTS) | |
23 #include "core/svg/SVGVKernElement.h" | |
24 | |
25 #include "core/svg/SVGParserUtilities.h" | |
26 | |
27 namespace blink { | |
28 | |
29 inline SVGVKernElement::SVGVKernElement(Document& document) | |
30 : SVGElement(SVGNames::vkernTag, document) | |
31 { | |
32 } | |
33 | |
34 DEFINE_NODE_FACTORY(SVGVKernElement) | |
35 | |
36 Node::InsertionNotificationRequest SVGVKernElement::insertedInto(ContainerNode*
rootParent) | |
37 { | |
38 if (rootParent->inDocument()) { | |
39 ContainerNode* fontNode = parentNode(); | |
40 if (isSVGFontElement(fontNode)) | |
41 toSVGFontElement(*fontNode).invalidateGlyphCache(); | |
42 } | |
43 | |
44 return SVGElement::insertedInto(rootParent); | |
45 } | |
46 | |
47 void SVGVKernElement::removedFrom(ContainerNode* rootParent) | |
48 { | |
49 ContainerNode* fontNode = parentNode(); | |
50 if (isSVGFontElement(fontNode)) | |
51 toSVGFontElement(*fontNode).invalidateGlyphCache(); | |
52 | |
53 SVGElement::removedFrom(rootParent); | |
54 } | |
55 | |
56 void SVGVKernElement::buildVerticalKerningPair(KerningPairVector& kerningPairs) | |
57 { | |
58 String u1 = fastGetAttribute(SVGNames::u1Attr); | |
59 String g1 = fastGetAttribute(SVGNames::g1Attr); | |
60 String u2 = fastGetAttribute(SVGNames::u2Attr); | |
61 String g2 = fastGetAttribute(SVGNames::g2Attr); | |
62 if ((u1.isEmpty() && g1.isEmpty()) || (u2.isEmpty() && g2.isEmpty())) | |
63 return; | |
64 | |
65 SVGKerningPair kerningPair; | |
66 if (parseGlyphName(g1, kerningPair.glyphName1) | |
67 && parseGlyphName(g2, kerningPair.glyphName2) | |
68 && parseKerningUnicodeString(u1, kerningPair.unicodeRange1, kerningPair.
unicodeName1) | |
69 && parseKerningUnicodeString(u2, kerningPair.unicodeRange2, kerningPair.
unicodeName2)) { | |
70 kerningPair.kerning = fastGetAttribute(SVGNames::kAttr).toFloat(); | |
71 kerningPairs.append(kerningPair); | |
72 } | |
73 } | |
74 | |
75 } | |
76 | |
77 #endif // ENABLE(SVG_FONTS) | |
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