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
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
|
<?php
/**
* PHPExcel
*
* Copyright (c) 2006 - 2014 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 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
/**
* PHPExcel_Worksheet_MemoryDrawing
*
* @category PHPExcel
* @package PHPExcel_Worksheet
* @copyright Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
*/
class PHPExcel_Worksheet_MemoryDrawing extends PHPExcel_Worksheet_BaseDrawing implements PHPExcel_IComparable
{
/* Rendering functions */
const RENDERING_DEFAULT = 'imagepng';
const RENDERING_PNG = 'imagepng';
const RENDERING_GIF = 'imagegif';
const RENDERING_JPEG = 'imagejpeg';
/* MIME types */
const MIMETYPE_DEFAULT = 'image/png';
const MIMETYPE_PNG = 'image/png';
const MIMETYPE_GIF = 'image/gif';
const MIMETYPE_JPEG = 'image/jpeg';
/**
* Image resource
*
* @var resource
*/
private $_imageResource;
/**
* Rendering function
*
* @var string
*/
private $_renderingFunction;
/**
* Mime type
*
* @var string
*/
private $_mimeType;
/**
* Unique name
*
* @var string
*/
private $_uniqueName;
/**
* Create a new PHPExcel_Worksheet_MemoryDrawing
*/
public function __construct()
{
// Initialise values
$this->_imageResource = null;
$this->_renderingFunction = self::RENDERING_DEFAULT;
$this->_mimeType = self::MIMETYPE_DEFAULT;
$this->_uniqueName = md5(rand(0, 9999). time() . rand(0, 9999));
// Initialize parent
parent::__construct();
}
/**
* Get image resource
*
* @return resource
*/
public function getImageResource() {
return $this->_imageResource;
}
/**
* Set image resource
*
* @param $value resource
* @return PHPExcel_Worksheet_MemoryDrawing
*/
public function setImageResource($value = null) {
$this->_imageResource = $value;
if (!is_null($this->_imageResource)) {
// Get width/height
$this->_width = imagesx($this->_imageResource);
$this->_height = imagesy($this->_imageResource);
}
return $this;
}
/**
* Get rendering function
*
* @return string
*/
public function getRenderingFunction() {
return $this->_renderingFunction;
}
/**
* Set rendering function
*
* @param string $value
* @return PHPExcel_Worksheet_MemoryDrawing
*/
public function setRenderingFunction($value = PHPExcel_Worksheet_MemoryDrawing::RENDERING_DEFAULT) {
$this->_renderingFunction = $value;
return $this;
}
/**
* Get mime type
*
* @return string
*/
public function getMimeType() {
return $this->_mimeType;
}
/**
* Set mime type
*
* @param string $value
* @return PHPExcel_Worksheet_MemoryDrawing
*/
public function setMimeType($value = PHPExcel_Worksheet_MemoryDrawing::MIMETYPE_DEFAULT) {
$this->_mimeType = $value;
return $this;
}
/**
* Get indexed filename (using image index)
*
* @return string
*/
public function getIndexedFilename() {
$extension = strtolower($this->getMimeType());
$extension = explode('/', $extension);
$extension = $extension[1];
return $this->_uniqueName . $this->getImageIndex() . '.' . $extension;
}
/**
* Get hash code
*
* @return string Hash code
*/
public function getHashCode() {
return md5(
$this->_renderingFunction
. $this->_mimeType
. $this->_uniqueName
. parent::getHashCode()
. __CLASS__
);
}
/**
* Implement PHP __clone to create a deep clone, not just a shallow copy.
*/
public function __clone() {
$vars = get_object_vars($this);
foreach ($vars as $key => $value) {
if (is_object($value)) {
$this->$key = clone $value;
} else {
$this->$key = $value;
}
}
}
}
|