Kent Mein
0fbadc8eb7
added the following 3 lines to everything in the intern dir: #ifdef HAVE_CONFIG_H #include <config.h> #endif Kent -- mein@cs.umn.edu
154 lines
2.4 KiB
C++
154 lines
2.4 KiB
C++
/**
|
|
* $Id$
|
|
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or (at your option) any later version. The Blender
|
|
* Foundation also sells licenses for use in proprietary software under
|
|
* the Blender License. See http://www.blender.org/BL/ for information
|
|
* about this.
|
|
*
|
|
* This program 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software Foundation,
|
|
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*
|
|
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
|
|
* All rights reserved.
|
|
*
|
|
* The Original Code is: all of this file.
|
|
*
|
|
* Contributor(s): none yet.
|
|
*
|
|
* ***** END GPL/BL DUAL LICENSE BLOCK *****
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include <config.h>
|
|
#endif
|
|
|
|
#include "CTR_List.h"
|
|
|
|
|
|
CTR_Link::
|
|
CTR_Link(
|
|
) :
|
|
m_next(0),
|
|
m_prev(0)
|
|
{
|
|
}
|
|
|
|
CTR_Link::
|
|
CTR_Link(
|
|
CTR_Link *next,
|
|
CTR_Link *prev
|
|
) :
|
|
m_next(next),
|
|
m_prev(prev)
|
|
{
|
|
}
|
|
|
|
CTR_Link *
|
|
CTR_Link::
|
|
getNext(
|
|
) const {
|
|
return m_next;
|
|
}
|
|
|
|
CTR_Link *
|
|
CTR_Link::
|
|
getPrev(
|
|
) const {
|
|
return m_prev;
|
|
}
|
|
|
|
bool
|
|
CTR_Link::
|
|
isHead(
|
|
) const {
|
|
return m_prev == 0;
|
|
}
|
|
|
|
bool
|
|
CTR_Link::
|
|
isTail(
|
|
) const {
|
|
return m_next == 0;
|
|
}
|
|
|
|
void
|
|
CTR_Link::
|
|
insertBefore(
|
|
CTR_Link *link
|
|
) {
|
|
m_next = link;
|
|
m_prev = link->m_prev;
|
|
m_next->m_prev = this;
|
|
m_prev->m_next = this;
|
|
}
|
|
|
|
void
|
|
CTR_Link::
|
|
insertAfter(
|
|
CTR_Link *link
|
|
) {
|
|
m_next = link->m_next;
|
|
m_prev = link;
|
|
m_next->m_prev = this;
|
|
m_prev->m_next = this;
|
|
}
|
|
|
|
void
|
|
CTR_Link::
|
|
remove(
|
|
) {
|
|
m_next->m_prev = m_prev;
|
|
m_prev->m_next = m_next;
|
|
}
|
|
|
|
|
|
CTR_List::
|
|
CTR_List(
|
|
) :
|
|
m_head(&m_tail, 0),
|
|
m_tail(0, &m_head)
|
|
{
|
|
}
|
|
|
|
CTR_Link *
|
|
CTR_List::
|
|
getHead(
|
|
) const {
|
|
return m_head.getNext();
|
|
}
|
|
|
|
CTR_Link *
|
|
CTR_List::
|
|
getTail(
|
|
) const {
|
|
return m_tail.getPrev();
|
|
}
|
|
|
|
void
|
|
CTR_List::
|
|
addHead(
|
|
CTR_Link *link
|
|
) {
|
|
link->insertAfter(&m_head);
|
|
}
|
|
|
|
void
|
|
CTR_List::
|
|
addTail(
|
|
CTR_Link *link
|
|
) {
|
|
link->insertBefore(&m_tail);
|
|
}
|
|
|