RowIterator.php
3.26 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
<?php
/**
* PHPExcel
*
* Copyright (c) 2006 - 2013 PHPExcel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category PHPExcel
* @package PHPExcel_Worksheet
* @copyright Copyright (c) 2006 - 2013 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version 1.7.9, 2013-06-02
*/
/**
* PHPExcel_Worksheet_RowIterator
*
* Used to iterate rows in a PHPExcel_Worksheet
*
* @category PHPExcel
* @package PHPExcel_Worksheet
* @copyright Copyright (c) 2006 - 2013 PHPExcel (http://www.codeplex.com/PHPExcel)
*/
class PHPExcel_Worksheet_RowIterator implements Iterator
{
/**
* PHPExcel_Worksheet to iterate
*
* @var PHPExcel_Worksheet
*/
private $_subject;
/**
* Current iterator position
*
* @var int
*/
private $_position = 1;
/**
* Start position
*
* @var int
*/
private $_startRow = 1;
/**
* Create a new row iterator
*
* @param PHPExcel_Worksheet $subject The worksheet to iterate over
* @param integer $startRow The row number at which to start iterating
*/
public function __construct(PHPExcel_Worksheet $subject = null, $startRow = 1) {
// Set subject
$this->_subject = $subject;
$this->resetStart($startRow);
}
/**
* Destructor
*/
public function __destruct() {
unset($this->_subject);
}
/**
* (Re)Set the start row and the current row pointer
*
* @param integer $startRow The row number at which to start iterating
*/
public function resetStart($startRow = 1) {
$this->_startRow = $startRow;
$this->seek($startRow);
}
/**
* Set the row pointer to the selected row
*
* @param integer $row The row number to set the current pointer at
*/
public function seek($row = 1) {
$this->_position = $row;
}
/**
* Rewind the iterator to the starting row
*/
public function rewind() {
$this->_position = $this->_startRow;
}
/**
* Return the current row in this worksheet
*
* @return PHPExcel_Worksheet_Row
*/
public function current() {
return new PHPExcel_Worksheet_Row($this->_subject, $this->_position);
}
/**
* Return the current iterator key
*
* @return int
*/
public function key() {
return $this->_position;
}
/**
* Set the iterator to its next value
*/
public function next() {
++$this->_position;
}
/**
* Set the iterator to its previous value
*/
public function prev() {
if ($this->_position > 1)
--$this->_position;
}
/**
* Indicate if more rows exist in the worksheet
*
* @return boolean
*/
public function valid() {
return $this->_position <= $this->_subject->getHighestRow();
}
}