<?php
/* $Id$ */
namespace Mammut\Document\Diff;

(defined('MAMMUT') && (basename(__FILE__) != basename($_SERVER['PHP_SELF']))) or die('ACCESS DENIED');
/**
 * 
 * @author Stefan Daurer <s.daurer@q-spot.org>
 * @package Mammut\Documents
 */
class DiffCopyOp extends \Mammut\Object implements iDiffOp {
	public function __construct($len) {
		$this->len = $len;
		}
	public function getFromLen() {
		return $this->len;
		}
	public function getToLen() {
		return $this->len;
		}
	public function getOpcode() {
		if ( $this->len === 1 ) {
			return 'c';
			}
		return "c{$this->len}";
		}
	public function increase($size) {
		return $this->len += $size;
		}
	}