1 /*
2 * Copyright (C) 2004, 2005 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
4 * Copyright (C) 2006 Apple Inc. All rights reserved.
5 * Copyright (C) 2009 Cameron McCormack <cam@mcc.id.au>
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Library General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Library General Public License for more details.
16 *
17 * You should have received a copy of the GNU Library General Public License
18 * along with this library; see the file COPYING.LIB. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
20 * Boston, MA 02110-1301, USA.
21 */
22
23 #include "config.h"
24 #include "core/svg/SVGStyleElement.h"
25
26 #include "core/MediaTypeNames.h"
27 #include "core/css/CSSStyleSheet.h"
28 #include "wtf/StdLibExtras.h"
29
30 namespace blink {
31
SVGStyleElement(Document & document,bool createdByParser)32 inline SVGStyleElement::SVGStyleElement(Document& document, bool createdByParser)
33 : SVGElement(SVGNames::styleTag, document)
34 , StyleElement(&document, createdByParser)
35 , m_svgLoadEventTimer(this, &SVGElement::svgLoadEventTimerFired)
36 {
37 }
38
~SVGStyleElement()39 SVGStyleElement::~SVGStyleElement()
40 {
41 #if !ENABLE(OILPAN)
42 StyleElement::clearDocumentData(document(), this);
43 #endif
44 }
45
create(Document & document,bool createdByParser)46 PassRefPtrWillBeRawPtr<SVGStyleElement> SVGStyleElement::create(Document& document, bool createdByParser)
47 {
48 return adoptRefWillBeNoop(new SVGStyleElement(document, createdByParser));
49 }
50
disabled() const51 bool SVGStyleElement::disabled() const
52 {
53 if (!m_sheet)
54 return false;
55
56 return m_sheet->disabled();
57 }
58
setDisabled(bool setDisabled)59 void SVGStyleElement::setDisabled(bool setDisabled)
60 {
61 if (CSSStyleSheet* styleSheet = sheet())
62 styleSheet->setDisabled(setDisabled);
63 }
64
type() const65 const AtomicString& SVGStyleElement::type() const
66 {
67 DEFINE_STATIC_LOCAL(const AtomicString, defaultValue, ("text/css", AtomicString::ConstructFromLiteral));
68 const AtomicString& n = getAttribute(SVGNames::typeAttr);
69 return n.isNull() ? defaultValue : n;
70 }
71
setType(const AtomicString & type)72 void SVGStyleElement::setType(const AtomicString& type)
73 {
74 setAttribute(SVGNames::typeAttr, type);
75 }
76
media() const77 const AtomicString& SVGStyleElement::media() const
78 {
79 const AtomicString& n = fastGetAttribute(SVGNames::mediaAttr);
80 return n.isNull() ? MediaTypeNames::all : n;
81 }
82
setMedia(const AtomicString & media)83 void SVGStyleElement::setMedia(const AtomicString& media)
84 {
85 setAttribute(SVGNames::mediaAttr, media);
86 }
87
title() const88 String SVGStyleElement::title() const
89 {
90 return fastGetAttribute(SVGNames::titleAttr);
91 }
92
setTitle(const AtomicString & title)93 void SVGStyleElement::setTitle(const AtomicString& title)
94 {
95 setAttribute(SVGNames::titleAttr, title);
96 }
97
isSupportedAttribute(const QualifiedName & attrName)98 bool SVGStyleElement::isSupportedAttribute(const QualifiedName& attrName)
99 {
100 DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, supportedAttributes, ());
101 if (supportedAttributes.isEmpty())
102 supportedAttributes.add(SVGNames::titleAttr);
103 return supportedAttributes.contains<SVGAttributeHashTranslator>(attrName);
104 }
105
parseAttribute(const QualifiedName & name,const AtomicString & value)106 void SVGStyleElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
107 {
108 if (!isSupportedAttribute(name)) {
109 SVGElement::parseAttribute(name, value);
110 return;
111 }
112
113 if (name == SVGNames::titleAttr) {
114 if (m_sheet)
115 m_sheet->setTitle(value);
116 return;
117 }
118
119 ASSERT_NOT_REACHED();
120 }
121
finishParsingChildren()122 void SVGStyleElement::finishParsingChildren()
123 {
124 StyleElement::finishParsingChildren(this);
125 SVGElement::finishParsingChildren();
126 }
127
insertedInto(ContainerNode * rootParent)128 Node::InsertionNotificationRequest SVGStyleElement::insertedInto(ContainerNode* rootParent)
129 {
130 SVGElement::insertedInto(rootParent);
131 return InsertionShouldCallDidNotifySubtreeInsertions;
132 }
133
didNotifySubtreeInsertionsToDocument()134 void SVGStyleElement::didNotifySubtreeInsertionsToDocument()
135 {
136 StyleElement::processStyleSheet(document(), this);
137 }
138
removedFrom(ContainerNode * rootParent)139 void SVGStyleElement::removedFrom(ContainerNode* rootParent)
140 {
141 SVGElement::removedFrom(rootParent);
142 if (rootParent->inDocument())
143 StyleElement::removedFromDocument(document(), this);
144 }
145
childrenChanged(const ChildrenChange & change)146 void SVGStyleElement::childrenChanged(const ChildrenChange& change)
147 {
148 SVGElement::childrenChanged(change);
149 StyleElement::childrenChanged(this);
150 }
151
trace(Visitor * visitor)152 void SVGStyleElement::trace(Visitor* visitor)
153 {
154 StyleElement::trace(visitor);
155 SVGElement::trace(visitor);
156 }
157
158 }
159