3 * New version of the difference engine
5 * Copyright © 2008 Guy Van den Broeck <guy@guyvdb.eu>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program 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
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20 * http://www.gnu.org/copyleft/gpl.html
23 * @ingroup DifferenceEngine
27 * Alternative representation of a set of changes, by the index
28 * ranges that are changed.
30 * @ingroup DifferenceEngine
32 class RangeDifference
{
52 function __construct( $leftstart, $leftend, $rightstart, $rightend ) {
53 $this->leftstart
= $leftstart;
54 $this->leftend
= $leftend;
55 $this->leftlength
= $leftend - $leftstart;
56 $this->rightstart
= $rightstart;
57 $this->rightend
= $rightend;
58 $this->rightlength
= $rightend - $rightstart;