1/*
2 * (C) 1999-2003 Lars Knoll (knoll@kde.org)
3 * (C) 2002-2003 Dirk Mueller (mueller@kde.org)
4 * Copyright (C) 2002, 2005, 2006, 2008, 2012 Apple Inc. All rights reserved.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB.  If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 */
21
22#include "config.h"
23#include "core/css/CSSFontFaceRule.h"
24
25#include "core/css/PropertySetCSSStyleDeclaration.h"
26#include "core/css/StylePropertySet.h"
27#include "core/css/StyleRule.h"
28#include "wtf/text/StringBuilder.h"
29
30namespace blink {
31
32CSSFontFaceRule::CSSFontFaceRule(StyleRuleFontFace* fontFaceRule, CSSStyleSheet* parent)
33    : CSSRule(parent)
34    , m_fontFaceRule(fontFaceRule)
35{
36}
37
38CSSFontFaceRule::~CSSFontFaceRule()
39{
40#if !ENABLE(OILPAN)
41    if (m_propertiesCSSOMWrapper)
42        m_propertiesCSSOMWrapper->clearParentRule();
43#endif
44}
45
46CSSStyleDeclaration* CSSFontFaceRule::style() const
47{
48    if (!m_propertiesCSSOMWrapper)
49        m_propertiesCSSOMWrapper = StyleRuleCSSStyleDeclaration::create(m_fontFaceRule->mutableProperties(), const_cast<CSSFontFaceRule*>(this));
50    return m_propertiesCSSOMWrapper.get();
51}
52
53String CSSFontFaceRule::cssText() const
54{
55    StringBuilder result;
56    result.appendLiteral("@font-face { ");
57    String descs = m_fontFaceRule->properties().asText();
58    result.append(descs);
59    if (!descs.isEmpty())
60        result.append(' ');
61    result.append('}');
62    return result.toString();
63}
64
65void CSSFontFaceRule::reattach(StyleRuleBase* rule)
66{
67    ASSERT(rule);
68    m_fontFaceRule = toStyleRuleFontFace(rule);
69    if (m_propertiesCSSOMWrapper)
70        m_propertiesCSSOMWrapper->reattach(m_fontFaceRule->mutableProperties());
71}
72
73void CSSFontFaceRule::trace(Visitor* visitor)
74{
75    visitor->trace(m_fontFaceRule);
76    visitor->trace(m_propertiesCSSOMWrapper);
77    CSSRule::trace(visitor);
78}
79
80} // namespace blink
81