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 "CSSFontFaceRule.h"
24
25#include "PropertySetCSSStyleDeclaration.h"
26#include "StylePropertySet.h"
27#include "StyleRule.h"
28#include <wtf/text/StringBuilder.h>
29
30namespace WebCore {
31
32CSSFontFaceRule::CSSFontFaceRule(StyleRuleFontFace* fontFaceRule, CSSStyleSheet* parent)
33    : CSSRule(parent)
34    , m_fontFaceRule(fontFaceRule)
35{
36}
37
38CSSFontFaceRule::~CSSFontFaceRule()
39{
40    if (m_propertiesCSSOMWrapper)
41        m_propertiesCSSOMWrapper->clearParentRule();
42}
43
44CSSStyleDeclaration* CSSFontFaceRule::style()
45{
46    if (!m_propertiesCSSOMWrapper)
47        m_propertiesCSSOMWrapper = StyleRuleCSSStyleDeclaration::create(m_fontFaceRule->mutableProperties(), this);
48    return m_propertiesCSSOMWrapper.get();
49}
50
51String CSSFontFaceRule::cssText() const
52{
53    StringBuilder result;
54    result.appendLiteral("@font-face { ");
55    String descs = m_fontFaceRule->properties()->asText();
56    result.append(descs);
57    if (!descs.isEmpty())
58        result.append(' ');
59    result.append('}');
60    return result.toString();
61}
62
63void CSSFontFaceRule::reattach(StyleRuleBase* rule)
64{
65    ASSERT(rule);
66    ASSERT_WITH_SECURITY_IMPLICATION(rule->isFontFaceRule());
67    m_fontFaceRule = static_cast<StyleRuleFontFace*>(rule);
68    if (m_propertiesCSSOMWrapper)
69        m_propertiesCSSOMWrapper->reattach(m_fontFaceRule->mutableProperties());
70}
71
72} // namespace WebCore
73