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
|
<?php
/*
** Copyright (C) 2001-2025 Zabbix SIA
**
** This program is free software: you can redistribute it and/or modify it under the terms of
** the GNU Affero General Public License as published by the Free Software Foundation, version 3.
**
** 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 Affero General Public License for more details.
**
** You should have received a copy of the GNU Affero General Public License along with this program.
** If not, see <https://www.gnu.org/licenses/>.
**/
/**
* Draws a table containing text or images.
*/
class CImageTextTable {
public $image;
public $fontsize;
public $color;
public $align;
public $x;
public $y;
/**
* Minimal row height. If the height of some row is bigger than given, the $rowheight will be set to this height.
*
* @var int
*/
public $rowheight;
private $table;
private $numrows;
public function __construct($image, $x, $y) {
$this->image = $image;
$this->fontsize = 8;
$this->rowheight = 0;
$this->color = 0;
$this->align = 0;
$this->x = $x;
$this->y = $y;
$this->table = [];
$this->numrows = 0;
}
public function getNumRows() {
return $this->numrows;
}
/**
* Adds a new table cell.
*
* Supported $cell options:
* - marginRight - right margin, defaults to 20
* - image - resource of the image to display in the cell
* - text - text to display in the cell
* - color - text color resource
* - align - text alignment: 0 - left, 1 - center, 2 - right
* - fontsize - text font size
*
* @param int $numrow
* @param array $cell
*/
public function addCell($numrow, array $cell) {
if ($numrow >= $this->numrows) {
$numrow = $this->numrows;
$this->numrows++;
$this->table[$numrow] = [];
}
$this->table[$numrow][] = $cell;
return $this;
}
public function addRow($row) {
$this->table[$this->numrows] = $row;
$this->numrows++;
return $this;
}
public function draw() {
$this->calcRows();
$coly = $this->y;
foreach ($this->table as $row) {
$rowx = $this->x;
foreach ($row as $col) {
$col['marginRight'] = (isset($col['marginRight'])) ? $col['marginRight'] : 20;
// draw image
if (isset($col['image'])) {
$imageWidth = imagesx($col['image']);
$imageHeight = imagesy($col['image']);
imagecopy(
$this->image,
$col['image'],
$rowx,
$coly - $imageHeight + 1,
0,
0,
$imageWidth,
$imageHeight
);
}
// draw text
else {
$text_color = isset($col['color']) ? $col['color'] : $this->color;
$align = $this->align;
if (isset($col['align'])) {
if ($col['align'] == 1) {
$align = floor(($col['width'] - $col['size']['width']) / 2); // center
}
elseif ($col['align'] == 2) {
$align = $col['width'] - $col['size']['width']; // right
}
}
imageText($this->image, $col['fontsize'], 0, $rowx+$align, $coly, $text_color, $col['text']);
}
$rowx += $col['width'] + $col['marginRight'];
$height = $col['height'];
}
$coly += $height;
}
return $this;
}
/**
* Calculates the size of each row and column.
*/
private function calcRows() {
$rowHeight = 0;
$colWidth = [];
foreach ($this->table as $y => $row) {
foreach ($row as $x => $col) {
// calculate size from image
if (isset($col['image'])) {
$dims = [
'width' => imagesx($col['image']),
'height' => imagesy($col['image'])
];
}
// calculate size from text
else {
if (!isset($col['fontsize'])) {
$col['fontsize'] = $this->fontsize;
}
$this->table[$y][$x]['fontsize'] = $col['fontsize'];
$dims = imageTextSize($col['fontsize'], 0, $col['text']);
}
$this->table[$y][$x]['size'] = $dims;
$rowHeight = ($dims['height'] > $rowHeight) ? $dims['height'] : $rowHeight;
if (!isset($colWidth[$x])) {
$colWidth[$x] = $dims['width'];
}
elseif ($dims['width'] > $colWidth[$x]) {
$colWidth[$x] = $dims['width'];
}
}
}
if ($rowHeight < $this->rowheight) {
$rowHeight = $this->rowheight;
}
else {
$this->rowheight = $rowHeight;
}
foreach ($this->table as $y => $row) {
foreach ($row as $x => $col) {
$this->table[$y][$x]['height'] = $rowHeight;
$this->table[$y][$x]['width'] = $colWidth[$x];
}
}
}
}
|
