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 "XLinkNames.h"
26 #include "core/svg/SVGParserUtilities.h"
27 #include "wtf/text/AtomicString.h"
28
29 namespace WebCore {
30
31 // Animated property definitions
DEFINE_ANIMATED_STRING(SVGGlyphRefElement,XLinkNames::hrefAttr,Href,href)32 DEFINE_ANIMATED_STRING(SVGGlyphRefElement, XLinkNames::hrefAttr, Href, href)
33
34 BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGGlyphRefElement)
35 REGISTER_LOCAL_ANIMATED_PROPERTY(href)
36 REGISTER_PARENT_ANIMATED_PROPERTIES(SVGElement)
37 END_REGISTER_ANIMATED_PROPERTIES
38
39 inline SVGGlyphRefElement::SVGGlyphRefElement(Document& document)
40 : SVGElement(SVGNames::glyphRefTag, document)
41 , m_x(0)
42 , m_y(0)
43 , m_dx(0)
44 , m_dy(0)
45 {
46 ScriptWrappable::init(this);
47 registerAnimatedPropertiesForSVGGlyphRefElement();
48 }
49
create(Document & document)50 PassRefPtr<SVGGlyphRefElement> SVGGlyphRefElement::create(Document& document)
51 {
52 return adoptRef(new SVGGlyphRefElement(document));
53 }
54
hasValidGlyphElement(String & glyphName) const55 bool SVGGlyphRefElement::hasValidGlyphElement(String& glyphName) const
56 {
57 // FIXME: We only support xlink:href so far.
58 // https://bugs.webkit.org/show_bug.cgi?id=64787
59 Element* element = targetElementFromIRIString(getAttribute(XLinkNames::hrefAttr), document(), &glyphName);
60 if (!element || !element->hasTagName(SVGNames::glyphTag))
61 return false;
62 return true;
63 }
64
65 template<typename CharType>
parseAttributeInternal(const QualifiedName & name,const AtomicString & value)66 void SVGGlyphRefElement::parseAttributeInternal(const QualifiedName& name, const AtomicString& value)
67 {
68 const CharType* ptr = value.isEmpty() ? 0 : value.string().getCharacters<CharType>();
69 const CharType* end = ptr + value.length();
70
71 // FIXME: We need some error handling here.
72 if (name == SVGNames::xAttr) {
73 parseNumber(ptr, end, m_x);
74 } else if (name == SVGNames::yAttr) {
75 parseNumber(ptr, end, m_y);
76 } else if (name == SVGNames::dxAttr) {
77 parseNumber(ptr, end, m_dx);
78 } else if (name == SVGNames::dyAttr) {
79 parseNumber(ptr, end, m_dy);
80 } else {
81 if (SVGURIReference::parseAttribute(name, value))
82 return;
83 SVGElement::parseAttribute(name, value);
84 }
85 }
86
parseAttribute(const QualifiedName & name,const AtomicString & value)87 void SVGGlyphRefElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
88 {
89 if (value.isEmpty() || value.is8Bit())
90 parseAttributeInternal<LChar>(name, value);
91 else
92 parseAttributeInternal<UChar>(name, value);
93 }
94
glyphRef() const95 const AtomicString& SVGGlyphRefElement::glyphRef() const
96 {
97 return fastGetAttribute(SVGNames::glyphRefAttr);
98 }
99
setGlyphRef(const AtomicString &)100 void SVGGlyphRefElement::setGlyphRef(const AtomicString&)
101 {
102 // FIXME: Set and honor attribute change.
103 // https://bugs.webkit.org/show_bug.cgi?id=64787
104 }
105
setX(float x)106 void SVGGlyphRefElement::setX(float x)
107 {
108 // FIXME: Honor attribute change.
109 // https://bugs.webkit.org/show_bug.cgi?id=64787
110 m_x = x;
111 }
112
setY(float y)113 void SVGGlyphRefElement::setY(float y)
114 {
115 // FIXME: Honor attribute change.
116 // https://bugs.webkit.org/show_bug.cgi?id=64787
117 m_y = y;
118 }
119
setDx(float dx)120 void SVGGlyphRefElement::setDx(float dx)
121 {
122 // FIXME: Honor attribute change.
123 // https://bugs.webkit.org/show_bug.cgi?id=64787
124 m_dx = dx;
125 }
126
setDy(float dy)127 void SVGGlyphRefElement::setDy(float dy)
128 {
129 // FIXME: Honor attribute change.
130 // https://bugs.webkit.org/show_bug.cgi?id=64787
131 m_dy = dy;
132 }
133
134 }
135
136 #endif
137