1 /*
2 * Copyright (C) 2011 Leo Yang <leoyang@webkit.org>
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/SVGGlyphRefElement.h"
24
25 #include "core/XLinkNames.h"
26 #include "core/svg/SVGParserUtilities.h"
27 #include "wtf/text/AtomicString.h"
28
29 namespace WebCore {
30
SVGGlyphRefElement(Document & document)31 inline SVGGlyphRefElement::SVGGlyphRefElement(Document& document)
32 : SVGElement(SVGNames::glyphRefTag, document)
33 , SVGURIReference(this)
34 , m_x(0)
35 , m_y(0)
36 , m_dx(0)
37 , m_dy(0)
38 {
39 ScriptWrappable::init(this);
40 }
41
DEFINE_NODE_FACTORY(SVGGlyphRefElement)42 DEFINE_NODE_FACTORY(SVGGlyphRefElement)
43
44 bool SVGGlyphRefElement::hasValidGlyphElement(AtomicString& glyphName) const
45 {
46 // FIXME: We only support xlink:href so far.
47 // https://bugs.webkit.org/show_bug.cgi?id=64787
48 Element* element = targetElementFromIRIString(getAttribute(XLinkNames::hrefAttr), document(), &glyphName);
49 return isSVGGlyphElement(element);
50 }
51
52 template<typename CharType>
parseAttributeInternal(const QualifiedName & name,const AtomicString & value)53 void SVGGlyphRefElement::parseAttributeInternal(const QualifiedName& name, const AtomicString& value)
54 {
55 const CharType* ptr = value.isEmpty() ? 0 : value.string().getCharacters<CharType>();
56 const CharType* end = ptr + value.length();
57
58 // FIXME: We need some error handling here.
59 SVGParsingError parseError = NoError;
60 if (name == SVGNames::xAttr) {
61 parseNumber(ptr, end, m_x);
62 } else if (name == SVGNames::yAttr) {
63 parseNumber(ptr, end, m_y);
64 } else if (name == SVGNames::dxAttr) {
65 parseNumber(ptr, end, m_dx);
66 } else if (name == SVGNames::dyAttr) {
67 parseNumber(ptr, end, m_dy);
68 } else if (SVGURIReference::parseAttribute(name, value, parseError)) {
69 } else {
70 SVGElement::parseAttribute(name, value);
71 }
72 reportAttributeParsingError(parseError, name, value);
73 }
74
parseAttribute(const QualifiedName & name,const AtomicString & value)75 void SVGGlyphRefElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
76 {
77 if (value.isEmpty() || value.is8Bit())
78 parseAttributeInternal<LChar>(name, value);
79 else
80 parseAttributeInternal<UChar>(name, value);
81 }
82
glyphRef() const83 const AtomicString& SVGGlyphRefElement::glyphRef() const
84 {
85 return fastGetAttribute(SVGNames::glyphRefAttr);
86 }
87
setGlyphRef(const AtomicString &)88 void SVGGlyphRefElement::setGlyphRef(const AtomicString&)
89 {
90 // FIXME: Set and honor attribute change.
91 // https://bugs.webkit.org/show_bug.cgi?id=64787
92 }
93
setX(float x)94 void SVGGlyphRefElement::setX(float x)
95 {
96 // FIXME: Honor attribute change.
97 // https://bugs.webkit.org/show_bug.cgi?id=64787
98 m_x = x;
99 }
100
setY(float y)101 void SVGGlyphRefElement::setY(float y)
102 {
103 // FIXME: Honor attribute change.
104 // https://bugs.webkit.org/show_bug.cgi?id=64787
105 m_y = y;
106 }
107
setDx(float dx)108 void SVGGlyphRefElement::setDx(float dx)
109 {
110 // FIXME: Honor attribute change.
111 // https://bugs.webkit.org/show_bug.cgi?id=64787
112 m_dx = dx;
113 }
114
setDy(float dy)115 void SVGGlyphRefElement::setDy(float dy)
116 {
117 // FIXME: Honor attribute change.
118 // https://bugs.webkit.org/show_bug.cgi?id=64787
119 m_dy = dy;
120 }
121
122 }
123
124 #endif
125