1/**
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
3 * (C) 1999 Antti Koivisto (koivisto@kde.org)
4 * Copyright (C) 2003, 2004, 2005, 2006, 2010 Apple Inc. All rights reserved.
5 * Copyright (C) 2006 Andrew Wellington (proton@wiretapped.net)
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
24#include "config.h"
25#include "BidiRun.h"
26#include "InlineBox.h"
27#include <wtf/RefCountedLeakCounter.h>
28#include <wtf/StdLibExtras.h>
29
30namespace WebCore {
31
32DEFINE_DEBUG_ONLY_GLOBAL(WTF::RefCountedLeakCounter, bidiRunCounter, ("BidiRun"));
33
34BidiRun::BidiRun(unsigned start, unsigned stop, RenderObject& renderer, BidiContext* context, UCharDirection dir)
35 : BidiCharacterRun(start, stop, context, dir)
36 , m_renderer(renderer)
37 , m_box(nullptr)
38{
39#ifndef NDEBUG
40 bidiRunCounter.increment();
41#endif
42 ASSERT(!is<RenderText>(m_renderer) || static_cast<unsigned>(stop) <= downcast<RenderText>(m_renderer).text().length());
43 // Stored in base class to save space.
44 m_hasHyphen = false;
45}
46
47BidiRun::~BidiRun()
48{
49#ifndef NDEBUG
50 bidiRunCounter.decrement();
51#endif
52}
53
54std::unique_ptr<BidiRun> BidiRun::takeNext()
55{
56 std::unique_ptr<BidiCharacterRun> next = BidiCharacterRun::takeNext();
57 BidiCharacterRun* raw = next.release();
58 std::unique_ptr<BidiRun> result = std::unique_ptr<BidiRun>(static_cast<BidiRun*>(raw));
59 return result;
60}
61
62}
63