1/*
2 * (C) 1999-2003 Lars Knoll (knoll@kde.org)
3 * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public License
16 * along with this library; see the file COPYING.LIB.  If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
19 */
20
21#include "config.h"
22#include "FontFamilyValue.h"
23
24#include "CSSParser.h"
25
26namespace WebCore {
27
28FontFamilyValue::FontFamilyValue(const String& familyName)
29    : CSSPrimitiveValue(String(), CSS_STRING)
30    , m_familyName(familyName)
31{
32    // If there is anything in parentheses or square brackets at the end, delete it.
33    // FIXME: Do we really need this? The original code mentioned "a language tag in
34    // braces at the end" and "[Xft] qualifiers", but it's not clear either of those
35    // is in active use on the web.
36    unsigned length = m_familyName.length();
37    while (length >= 3) {
38        UChar startCharacter = 0;
39        switch (m_familyName[length - 1]) {
40            case ']':
41                startCharacter = '[';
42                break;
43            case ')':
44                startCharacter = '(';
45                break;
46        }
47        if (!startCharacter)
48            break;
49        unsigned first = 0;
50        for (unsigned i = length - 2; i > 0; --i) {
51            if (m_familyName[i - 1] == ' ' && m_familyName[i] == startCharacter)
52                first = i - 1;
53        }
54        if (!first)
55            break;
56        length = first;
57    }
58    m_familyName.truncate(length);
59}
60
61void FontFamilyValue::appendSpaceSeparated(const UChar* characters, unsigned length)
62{
63    m_familyName.append(' ');
64    m_familyName.append(characters, length);
65}
66
67String FontFamilyValue::cssText() const
68{
69    return quoteCSSStringIfNeeded(m_familyName);
70}
71
72}
73