Code Coverage |
||||||||||
Lines |
Functions and Methods |
Classes and Traits |
||||||||
| Total | |
44.25% |
77 / 174 |
|
72.73% |
16 / 22 |
CRAP | |
0.00% |
0 / 1 |
| Stream | |
44.25% |
77 / 174 |
|
72.73% |
16 / 22 |
1558.37 | |
0.00% |
0 / 1 |
| __construct | |
100.00% |
4 / 4 |
|
100.00% |
1 / 1 |
1 | |||
| setStartX | |
100.00% |
2 / 2 |
|
100.00% |
1 / 1 |
1 | |||
| setStartY | |
100.00% |
2 / 2 |
|
100.00% |
1 / 1 |
1 | |||
| setEdgeX | |
100.00% |
2 / 2 |
|
100.00% |
1 / 1 |
1 | |||
| setEdgeY | |
100.00% |
2 / 2 |
|
100.00% |
1 / 1 |
1 | |||
| setCurrentX | |
100.00% |
2 / 2 |
|
100.00% |
1 / 1 |
1 | |||
| setCurrentY | |
100.00% |
2 / 2 |
|
100.00% |
1 / 1 |
1 | |||
| getStartX | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| getStartY | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| getEdgeX | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| getEdgeY | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| getCurrentX | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| getCurrentY | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| addText | |
100.00% |
6 / 6 |
|
100.00% |
1 / 1 |
1 | |||
| setCurrentStyle | |
100.00% |
8 / 8 |
|
100.00% |
1 / 1 |
2 | |||
| hasTextStreams | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| getTextStreams | |
61.90% |
13 / 21 |
|
0.00% |
0 / 1 |
4.88 | |||
| getStream | |
0.00% |
0 / 65 |
|
0.00% |
0 / 1 |
1640 | |||
| getOrphanStream | |
0.00% |
0 / 7 |
|
0.00% |
0 / 1 |
6 | |||
| hasOrphans | |
77.14% |
27 / 35 |
|
0.00% |
0 / 1 |
30.88 | |||
| getColorStream | |
0.00% |
0 / 8 |
|
0.00% |
0 / 1 |
20 | |||
| hasOrphanIndex | |
0.00% |
0 / 1 |
|
0.00% |
0 / 1 |
2 | |||
| 1 | <?php |
| 2 | /** |
| 3 | * Pop PHP Framework (https://www.popphp.org/) |
| 4 | * |
| 5 | * @link https://github.com/popphp/popphp-framework |
| 6 | * @author Nick Sagona, III <dev@noladev.com> |
| 7 | * @copyright Copyright (c) 2009-2026 NOLA Interactive, LLC. |
| 8 | * @license https://www.popphp.org/license New BSD License |
| 9 | */ |
| 10 | |
| 11 | /** |
| 12 | * @namespace |
| 13 | */ |
| 14 | namespace Pop\Pdf\Document\Page\Text; |
| 15 | |
| 16 | use Pop\Color\Color; |
| 17 | |
| 18 | /** |
| 19 | * Pdf page text stream class |
| 20 | * |
| 21 | * @category Pop |
| 22 | * @package Pop\Pdf |
| 23 | * @author Nick Sagona, III <dev@noladev.com> |
| 24 | * @copyright Copyright (c) 2009-2026 NOLA Interactive, LLC. |
| 25 | * @license https://www.popphp.org/license New BSD License |
| 26 | * @version 5.2.7 |
| 27 | */ |
| 28 | class Stream |
| 29 | { |
| 30 | |
| 31 | /** |
| 32 | * Start X |
| 33 | * @var int|float|null |
| 34 | */ |
| 35 | protected int|float|null $startX = null; |
| 36 | |
| 37 | /** |
| 38 | * Start Y |
| 39 | * @var int|float|null |
| 40 | */ |
| 41 | protected int|float|null $startY = null; |
| 42 | |
| 43 | /** |
| 44 | * Edge X boundary |
| 45 | * @var ?int |
| 46 | */ |
| 47 | protected int|float|null $edgeX = null; |
| 48 | |
| 49 | /** |
| 50 | * Edge Y boundary |
| 51 | * @var int|float|null |
| 52 | */ |
| 53 | protected int|float|null $edgeY = null; |
| 54 | /** |
| 55 | * Current X |
| 56 | * @var int|float|null |
| 57 | */ |
| 58 | protected int|float|null $currentX = null; |
| 59 | |
| 60 | /** |
| 61 | * Current Y |
| 62 | * @var int|float|null |
| 63 | */ |
| 64 | protected int|float|null $currentY = null; |
| 65 | |
| 66 | /** |
| 67 | * Text streams |
| 68 | * @var array |
| 69 | */ |
| 70 | protected array $streams = []; |
| 71 | |
| 72 | /** |
| 73 | * Text styles |
| 74 | * @var array |
| 75 | */ |
| 76 | protected array $styles = []; |
| 77 | |
| 78 | /** |
| 79 | * Orphan index |
| 80 | * @var array |
| 81 | */ |
| 82 | protected array $orphanIndex = []; |
| 83 | |
| 84 | /** |
| 85 | * Constructor |
| 86 | * |
| 87 | * Instantiate a PDF text stream object. |
| 88 | * |
| 89 | * @param int $startX |
| 90 | * @param int $startY |
| 91 | * @param int $edgeX |
| 92 | * @param ?int $edgeY |
| 93 | */ |
| 94 | public function __construct(int $startX, int $startY, int $edgeX, ?int $edgeY = null) |
| 95 | { |
| 96 | $this->setStartX($startX); |
| 97 | $this->setStartY($startY); |
| 98 | $this->setEdgeX($edgeX); |
| 99 | $this->setEdgeY($edgeY); |
| 100 | } |
| 101 | |
| 102 | /** |
| 103 | * Set start X |
| 104 | * |
| 105 | * @param int|float $startX |
| 106 | * @return Stream |
| 107 | */ |
| 108 | public function setStartX(int|float $startX): Stream |
| 109 | { |
| 110 | $this->startX = $startX; |
| 111 | return $this; |
| 112 | } |
| 113 | |
| 114 | /** |
| 115 | * Set start Y |
| 116 | * |
| 117 | * @param int|float $startY |
| 118 | * @return Stream |
| 119 | */ |
| 120 | public function setStartY(int|float $startY): Stream |
| 121 | { |
| 122 | $this->startY = $startY; |
| 123 | return $this; |
| 124 | } |
| 125 | |
| 126 | /** |
| 127 | * Set edge X boundary |
| 128 | * |
| 129 | * @param int|float $edgeX |
| 130 | * @return Stream |
| 131 | */ |
| 132 | public function setEdgeX(int|float $edgeX): Stream |
| 133 | { |
| 134 | $this->edgeX = $edgeX; |
| 135 | return $this; |
| 136 | } |
| 137 | |
| 138 | /** |
| 139 | * Set edge Y boundary |
| 140 | * |
| 141 | * @param int|float $edgeY |
| 142 | * @return Stream |
| 143 | */ |
| 144 | public function setEdgeY(int|float $edgeY): Stream |
| 145 | { |
| 146 | $this->edgeY = $edgeY; |
| 147 | return $this; |
| 148 | } |
| 149 | |
| 150 | /** |
| 151 | * Set current X |
| 152 | * |
| 153 | * @param int|float $currentX |
| 154 | * @return Stream |
| 155 | */ |
| 156 | public function setCurrentX(int|float $currentX): Stream |
| 157 | { |
| 158 | $this->currentX = $currentX; |
| 159 | return $this; |
| 160 | } |
| 161 | |
| 162 | /** |
| 163 | * Set current Y |
| 164 | * |
| 165 | * @param int|float $currentY |
| 166 | * @return Stream |
| 167 | */ |
| 168 | public function setCurrentY(int|float $currentY): Stream |
| 169 | { |
| 170 | $this->currentY = $currentY; |
| 171 | return $this; |
| 172 | } |
| 173 | |
| 174 | /** |
| 175 | * Get start X |
| 176 | * |
| 177 | * @return int|float|null |
| 178 | */ |
| 179 | public function getStartX(): int|float|null |
| 180 | { |
| 181 | return $this->startX; |
| 182 | } |
| 183 | |
| 184 | /** |
| 185 | * Get start Y |
| 186 | * |
| 187 | * @return int|float|null |
| 188 | */ |
| 189 | public function getStartY(): int|float|null |
| 190 | { |
| 191 | return $this->startY; |
| 192 | } |
| 193 | |
| 194 | /** |
| 195 | * Get edge X boundary |
| 196 | * |
| 197 | * @return int|float|null |
| 198 | */ |
| 199 | public function getEdgeX(): int|float|null |
| 200 | { |
| 201 | return $this->edgeX; |
| 202 | } |
| 203 | |
| 204 | /** |
| 205 | * Get edge Y boundary |
| 206 | * |
| 207 | * @return int|float|null |
| 208 | */ |
| 209 | public function getEdgeY(): int|float|null |
| 210 | { |
| 211 | return $this->edgeY; |
| 212 | } |
| 213 | |
| 214 | /** |
| 215 | * Get current X |
| 216 | * |
| 217 | * @return int|float|null |
| 218 | */ |
| 219 | public function getCurrentX(): int|float|null |
| 220 | { |
| 221 | return $this->currentX; |
| 222 | } |
| 223 | |
| 224 | /** |
| 225 | * Get current Y |
| 226 | * |
| 227 | * @return int|float|null |
| 228 | */ |
| 229 | public function getCurrentY(): int|float|null |
| 230 | { |
| 231 | return $this->currentY; |
| 232 | } |
| 233 | |
| 234 | /** |
| 235 | * Add text to the stream |
| 236 | * |
| 237 | * @param string $string |
| 238 | * @param int|float|null $y |
| 239 | * @param bool $newLine |
| 240 | * @return Stream |
| 241 | */ |
| 242 | public function addText(string $string, int|float|null $y = null, bool $newLine = false): Stream |
| 243 | { |
| 244 | $this->streams[] = [ |
| 245 | 'string' => $string, |
| 246 | 'y' => $y, |
| 247 | 'newLine' => $newLine, |
| 248 | ]; |
| 249 | |
| 250 | return $this; |
| 251 | } |
| 252 | |
| 253 | /** |
| 254 | * Set the current style |
| 255 | * |
| 256 | * @param string $font |
| 257 | * @param int $size |
| 258 | * @param ?Color\ColorInterface $color |
| 259 | * @param ?string $align |
| 260 | * @return Stream |
| 261 | */ |
| 262 | public function setCurrentStyle(string $font, int $size, ?Color\ColorInterface $color = null, ?string $align = null): Stream |
| 263 | { |
| 264 | $key = (!empty($this->streams)) ? count($this->streams) : 0; |
| 265 | $this->styles[$key] = [ |
| 266 | 'font' => $font, |
| 267 | 'size' => $size, |
| 268 | 'color' => $color, |
| 269 | 'align' => $align, |
| 270 | ]; |
| 271 | |
| 272 | return $this; |
| 273 | } |
| 274 | |
| 275 | /** |
| 276 | * Has text streams |
| 277 | * |
| 278 | * @return bool |
| 279 | */ |
| 280 | public function hasTextStreams(): bool |
| 281 | { |
| 282 | return !empty($this->streams); |
| 283 | } |
| 284 | |
| 285 | /** |
| 286 | * Get text stream |
| 287 | * |
| 288 | * @return array |
| 289 | */ |
| 290 | public function getTextStreams(): array |
| 291 | { |
| 292 | $streams = $this->streams; |
| 293 | $currentFont = 'Arial'; |
| 294 | $currentSize = 10; |
| 295 | $currentColor = new Color\Rgb(0, 0, 0); |
| 296 | $currentAlign = null; |
| 297 | |
| 298 | if (isset($this->styles[0])) { |
| 299 | $currentFont = $this->styles[0]['font'] ?? 'Arial'; |
| 300 | $currentSize = $this->styles[0]['size'] ?? 10; |
| 301 | $currentColor = $this->styles[0]['color'] ?? new Color\Rgb(0, 0, 0); |
| 302 | $currentAlign = $this->styles[0]['align'] ?? null; |
| 303 | } |
| 304 | |
| 305 | foreach ($streams as $i => $stream) { |
| 306 | if (isset($this->styles[$i])) { |
| 307 | $currentFont = $this->styles[$i]['font'] ?? $currentFont; |
| 308 | $currentSize = $this->styles[$i]['size'] ?? $currentSize; |
| 309 | $currentColor = $this->styles[$i]['color'] ?? $currentColor; |
| 310 | $currentAlign = $this->styles[$i]['align'] ?? $currentAlign; |
| 311 | } |
| 312 | $streams[$i]['font'] = $currentFont; |
| 313 | $streams[$i]['size'] = $currentSize; |
| 314 | $streams[$i]['color'] = $currentColor; |
| 315 | $streams[$i]['align'] = $currentAlign; |
| 316 | } |
| 317 | |
| 318 | return $streams; |
| 319 | } |
| 320 | |
| 321 | /** |
| 322 | * Get stream |
| 323 | * |
| 324 | * @param array $fonts |
| 325 | * @param array $fontReferences |
| 326 | * @return string |
| 327 | */ |
| 328 | public function getStream(array $fonts, array $fontReferences): string |
| 329 | { |
| 330 | if ($this->currentX === null) { |
| 331 | $this->currentX = $this->startX; |
| 332 | } |
| 333 | if ($this->currentY === null) { |
| 334 | $this->currentY = $this->startY; |
| 335 | } |
| 336 | $fontName = null; |
| 337 | $fontReference = null; |
| 338 | $fontSize = null; |
| 339 | $curFont = null; |
| 340 | |
| 341 | foreach ($this->styles as $style) { |
| 342 | if (($fontReference === null) && !empty($style['font']) && isset($fontReferences[$style['font']])) { |
| 343 | $fontName = $style['font']; |
| 344 | $fontReference = substr($fontReferences[$fontName], 0, strpos($fontReferences[$fontName], ' ')); |
| 345 | $curFont = $fonts[$fontName] ?? null; |
| 346 | } |
| 347 | if (($fontSize === null) && !empty($style['size'])) { |
| 348 | $fontSize = $style['size']; |
| 349 | } |
| 350 | } |
| 351 | |
| 352 | $firstStringWidth = null; |
| 353 | if (count($this->streams) == 1) { |
| 354 | $fontName = $this->styles[0]['font']; |
| 355 | $fontReference = substr($fontReferences[$fontName], 0, strpos($fontReferences[$fontName], ' ')); |
| 356 | $fontSize = (!empty($this->styles[0]['size'])) ? $this->styles[0]['size'] : $fontSize; |
| 357 | $curFont = $fonts[$fontName] ?? null; |
| 358 | $firstStringWidth = $curFont->getStringWidth($this->streams[0]['string'], $fontSize); |
| 359 | } |
| 360 | |
| 361 | if (($firstStringWidth !== null) && isset($style['align']) && ($style['align'] == 'center') && ($firstStringWidth <= $this->edgeX - $this->startX)) { |
| 362 | $centerX = ($this->currentX + $this->edgeX - $this->startX - $firstStringWidth) / 2; |
| 363 | $stream = "\nBT\n {$fontReference} {$fontSize} Tf\n 1 0 0 1 {$centerX} {$this->currentY} Tm\n 0 Tc 0 Tw 0 Tr\n"; |
| 364 | $stream .= " {$fontReference} {$fontSize} Tf\n"; |
| 365 | $stream .= " (" . $this->streams[0]['string'] . ")Tj\n"; |
| 366 | } else { |
| 367 | $stream = "\nBT\n {$fontReference} {$fontSize} Tf\n 1 0 0 1 {$this->currentX} {$this->currentY} Tm\n 0 Tc 0 Tw 0 Tr\n"; |
| 368 | |
| 369 | foreach ($this->streams as $i => $str) { |
| 370 | if (isset($this->styles[$i]) && !empty($this->styles[$i]['font']) && isset($fontReferences[$this->styles[$i]['font']])) { |
| 371 | $fontName = $this->styles[$i]['font']; |
| 372 | $fontReference = substr($fontReferences[$fontName], 0, strpos($fontReferences[$fontName], ' ')); |
| 373 | $fontSize = (!empty($this->styles[$i]['size'])) ? $this->styles[$i]['size'] : $fontSize; |
| 374 | $curFont = $fonts[$fontName] ?? null; |
| 375 | $stream .= " {$fontReference} {$fontSize} Tf\n"; |
| 376 | } |
| 377 | if (isset($this->styles[$i]) && !empty($this->styles[$i]['color'])) { |
| 378 | $stream .= $this->getColorStream($this->styles[$i]['color']); |
| 379 | } |
| 380 | |
| 381 | if ($str['newLine']) { |
| 382 | $nextY = ($str['y'] !== null) ? $str['y'] : $fontSize; |
| 383 | $stream .= " 0 -" . $nextY . " Td\n"; |
| 384 | $this->currentX = $this->startX; |
| 385 | $this->currentY -= $nextY; |
| 386 | } |
| 387 | |
| 388 | $curString = explode(' ', $str['string']); |
| 389 | |
| 390 | foreach ($curString as $j => $string) { |
| 391 | $newX = $this->currentX + $curFont->getStringWidth($string, $fontSize); |
| 392 | if (($this->edgeX !== null) && (($this->currentX >= $this->edgeX) || ($newX >= $this->edgeX))) { |
| 393 | $nextY = ($str['y'] !== null) ? $str['y'] : $fontSize; |
| 394 | $stream .= " 0 -" . $nextY . " Td\n"; |
| 395 | $this->currentX = $this->startX; |
| 396 | $this->currentY -= $nextY; |
| 397 | if (($this->edgeY !== null) && ($this->currentY <= $this->edgeY) && ($this->currentX == $this->startX)) { |
| 398 | break; |
| 399 | } |
| 400 | } |
| 401 | |
| 402 | if (!isset($curString[$j + 1])) { |
| 403 | if (isset($this->streams[$i + 1]) && |
| 404 | preg_match('/[a-zA-Z0-9]/', substr($this->streams[$i + 1]['string'], 0, 1))) { |
| 405 | $string .= ' '; |
| 406 | } |
| 407 | } else { |
| 408 | $string .= ' '; |
| 409 | } |
| 410 | |
| 411 | $stream .= " (" . $string . ")Tj\n"; |
| 412 | if ($curFont !== null) { |
| 413 | $this->currentX += $curFont->getStringWidth($string, $fontSize); |
| 414 | } |
| 415 | } |
| 416 | if (($this->edgeY !== null) && ($this->currentY <= $this->edgeY) && ($this->currentX == $this->startX)) { |
| 417 | $this->orphanIndex = (isset($j)) ? [$i, $j] : [$i, 0]; |
| 418 | break; |
| 419 | } |
| 420 | } |
| 421 | } |
| 422 | |
| 423 | |
| 424 | |
| 425 | |
| 426 | $stream .= "ET\n"; |
| 427 | |
| 428 | return $stream; |
| 429 | } |
| 430 | |
| 431 | /** |
| 432 | * Resume stream from orphaned index |
| 433 | * |
| 434 | * @return Stream |
| 435 | */ |
| 436 | public function getOrphanStream(): Stream |
| 437 | { |
| 438 | $offset = array_search($this->orphanIndex[0], array_keys($this->streams)); |
| 439 | $this->streams = array_slice($this->streams, $offset, null, true); |
| 440 | |
| 441 | if ($this->orphanIndex[1] > 0) { |
| 442 | $strings = array_slice(explode(' ', $this->streams[$this->orphanIndex[0]]['string']), $this->orphanIndex[1], null, true); |
| 443 | $this->streams[$this->orphanIndex[0]]['string'] = implode(' ', $strings); |
| 444 | } |
| 445 | |
| 446 | $this->orphanIndex = []; |
| 447 | return $this; |
| 448 | } |
| 449 | |
| 450 | /** |
| 451 | * Prepare stream |
| 452 | * |
| 453 | * @param array $fonts |
| 454 | * @return bool |
| 455 | */ |
| 456 | public function hasOrphans(array $fonts): bool |
| 457 | { |
| 458 | $this->currentX = $this->startX; |
| 459 | $this->currentY = $this->startY; |
| 460 | $fontName = null; |
| 461 | $fontSize = null; |
| 462 | $curFont = null; |
| 463 | |
| 464 | foreach ($this->styles as $style) { |
| 465 | if (!empty($style['font'])) { |
| 466 | $fontName = $style['font']; |
| 467 | $curFont = $fonts[$fontName] ?? null; |
| 468 | } |
| 469 | if (($fontSize === null) && !empty($style['size'])) { |
| 470 | $fontSize = $style['size']; |
| 471 | } |
| 472 | } |
| 473 | |
| 474 | foreach ($this->streams as $i => $str) { |
| 475 | if (isset($this->styles[$i]) && !empty($this->styles[$i]['font'])) { |
| 476 | $fontName = $this->styles[$i]['font']; |
| 477 | $fontSize = (!empty($this->styles[$i]['size'])) ? $this->styles[$i]['size'] : $fontSize; |
| 478 | $curFont = $fonts[$fontName] ?? null; |
| 479 | } |
| 480 | |
| 481 | $curString = explode(' ', $str['string']); |
| 482 | |
| 483 | foreach ($curString as $j => $string) { |
| 484 | if (($this->edgeX !== null) && ($this->currentX >= $this->edgeX)) { |
| 485 | $nextY = ($str['y'] !== null) ? $str['y'] : $fontSize; |
| 486 | $this->currentX = $this->startX; |
| 487 | $this->currentY -= $nextY; |
| 488 | if (($this->edgeY !== null) && ($this->currentY <= $this->edgeY) && ($this->currentX == $this->startX)) { |
| 489 | break; |
| 490 | } |
| 491 | } |
| 492 | |
| 493 | if (!isset($curString[$j + 1])) { |
| 494 | if (isset($this->streams[$i + 1]) && |
| 495 | preg_match('/[a-zA-Z0-9]/', substr($this->streams[$i + 1]['string'], 0, 1))) { |
| 496 | $string .= ' '; |
| 497 | } |
| 498 | } else { |
| 499 | $string .= ' '; |
| 500 | } |
| 501 | |
| 502 | if ($curFont !== null) { |
| 503 | $this->currentX += $curFont->getStringWidth($string, $fontSize); |
| 504 | } |
| 505 | } |
| 506 | if (($this->edgeY !== null) && ($this->currentY <= $this->edgeY) && ($this->currentX == $this->startX)) { |
| 507 | $this->orphanIndex = (isset($j)) ? [$i, $j] : [$i, 0]; |
| 508 | break; |
| 509 | } |
| 510 | } |
| 511 | |
| 512 | return (!empty($this->orphanIndex)); |
| 513 | } |
| 514 | |
| 515 | /** |
| 516 | * Get the partial color stream |
| 517 | * |
| 518 | * @param Color\ColorInterface $color |
| 519 | * @return string |
| 520 | */ |
| 521 | public function getColorStream(Color\ColorInterface $color): string |
| 522 | { |
| 523 | $stream = ''; |
| 524 | |
| 525 | if ($color instanceof Color\Rgb) { |
| 526 | $stream .= ' ' . $color->render(Color\Rgb::PERCENT) . " rg\n"; |
| 527 | } else if ($color instanceof Color\Cmyk) { |
| 528 | $stream .= ' ' . $color->render(Color\Cmyk::PERCENT) . " k\n"; |
| 529 | } else if ($color instanceof Color\Grayscale) { |
| 530 | $stream .= ' ' . $color->render(Color\Grayscale::PERCENT) . " g\n"; |
| 531 | } |
| 532 | |
| 533 | return $stream; |
| 534 | } |
| 535 | |
| 536 | /** |
| 537 | * Check if the text stream has orphan streams due to the page bottom |
| 538 | * |
| 539 | * @return bool |
| 540 | */ |
| 541 | public function hasOrphanIndex(): bool |
| 542 | { |
| 543 | return ($this->orphanIndex !== null); |
| 544 | } |
| 545 | |
| 546 | } |