/** | |
* Copyright (C) 1999 Lars Knoll (knoll@kde.org) | |
* (C) 1999 Antti Koivisto (koivisto@kde.org) | |
* Copyright (C) 2003, 2004, 2005, 2006, 2010 Apple Inc. All rights reserved. | |
* Copyright (C) 2006 Andrew Wellington (proton@wiretapped.net) | |
* | |
* This library is free software; you can redistribute it and/or | |
* modify it under the terms of the GNU Library General Public | |
* License as published by the Free Software Foundation; either | |
* version 2 of the License, or (at your option) any later version. | |
* | |
* This library is distributed in the hope that it will be useful, | |
* but WITHOUT ANY WARRANTY; without even the implied warranty of | |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
* Library General Public License for more details. | |
* | |
* You should have received a copy of the GNU Library General Public License | |
* along with this library; see the file COPYING.LIB. If not, write to | |
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
* Boston, MA 02110-1301, USA. | |
* | |
*/ | |
#include "config.h" | |
#include "BidiRun.h" | |
#include "InlineBox.h" | |
#include "RenderArena.h" | |
#include <wtf/RefCountedLeakCounter.h> | |
using namespace WTF; | |
namespace WebCore { | |
#ifndef NDEBUG | |
static RefCountedLeakCounter bidiRunCounter("BidiRun"); | |
static bool inBidiRunDestroy; | |
#endif | |
void BidiRun::destroy() | |
{ | |
#ifndef NDEBUG | |
inBidiRunDestroy = true; | |
#endif | |
RenderArena* renderArena = m_object->renderArena(); | |
delete this; | |
#ifndef NDEBUG | |
inBidiRunDestroy = false; | |
#endif | |
// Recover the size left there for us by operator delete and free the memory. | |
renderArena->free(*reinterpret_cast<size_t*>(this), this); | |
} | |
void* BidiRun::operator new(size_t sz, RenderArena* renderArena) throw() | |
{ | |
#ifndef NDEBUG | |
bidiRunCounter.increment(); | |
#endif | |
return renderArena->allocate(sz); | |
} | |
void BidiRun::operator delete(void* ptr, size_t sz) | |
{ | |
#ifndef NDEBUG | |
bidiRunCounter.decrement(); | |
#endif | |
ASSERT(inBidiRunDestroy); | |
// Stash size where destroy() can find it. | |
*(size_t*)ptr = sz; | |
} | |
} |