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| 1 | <?php |
| 2 | /** |
| 3 | * Pop PHP Framework (http://www.popphp.org/) |
| 4 | * |
| 5 | * @link https://github.com/popphp/popphp-framework |
| 6 | * @author Nick Sagona, III <dev@nolainteractive.com> |
| 7 | * @copyright Copyright (c) 2009-2023 NOLA Interactive, LLC. (http://www.nolainteractive.com) |
| 8 | * @license http://www.popphp.org/license New BSD License |
| 9 | */ |
| 10 | |
| 11 | /** |
| 12 | * @namespace |
| 13 | */ |
| 14 | namespace Pop\Image\Adapter; |
| 15 | |
| 16 | use Pop\Image\Adjust; |
| 17 | use Pop\Image\Color; |
| 18 | use Pop\Image\Draw; |
| 19 | use Pop\Image\Effect; |
| 20 | use Pop\Image\Filter; |
| 21 | use Pop\Image\Layer; |
| 22 | use Pop\Image\Type; |
| 23 | |
| 24 | /** |
| 25 | * Imagick adapter class |
| 26 | * |
| 27 | * @category Pop |
| 28 | * @package Pop\Image |
| 29 | * @author Nick Sagona, III <dev@nolainteractive.com> |
| 30 | * @copyright Copyright (c) 2009-2023 NOLA Interactive, LLC. (http://www.nolainteractive.com) |
| 31 | * @license http://www.popphp.org/license New BSD License |
| 32 | * @version 3.4.0 |
| 33 | */ |
| 34 | class Imagick extends AbstractAdapter |
| 35 | { |
| 36 | |
| 37 | /** |
| 38 | * Image compression |
| 39 | * @var int |
| 40 | */ |
| 41 | protected $compression = null; |
| 42 | |
| 43 | /** |
| 44 | * Image filter |
| 45 | * @var int |
| 46 | */ |
| 47 | protected $imageFilter = \Imagick::FILTER_LANCZOS; |
| 48 | |
| 49 | /** |
| 50 | * Image blur |
| 51 | * @var float |
| 52 | */ |
| 53 | protected $imageBlur = 1; |
| 54 | |
| 55 | /** |
| 56 | * Create the image resource |
| 57 | * |
| 58 | * @return void |
| 59 | */ |
| 60 | public function createResource() |
| 61 | { |
| 62 | $this->resource = new \Imagick(); |
| 63 | } |
| 64 | |
| 65 | /** |
| 66 | * Load the image resource from the existing image file |
| 67 | * |
| 68 | * @param string $name |
| 69 | * @throws Exception |
| 70 | * @return Imagick |
| 71 | */ |
| 72 | public function load($name = null) |
| 73 | { |
| 74 | $filename = null; |
| 75 | if (null !== $name) { |
| 76 | $filename = ((strpos($name, '[') !== false) && (strpos($name, ']') !== false)) ? |
| 77 | substr($name, 0, strpos($name, '[')) : $name; |
| 78 | $this->name = $name; |
| 79 | } |
| 80 | |
| 81 | if ((null === $this->name) || ((null !== $filename) && !file_exists($filename))) { |
| 82 | throw new Exception('Error: The image file has not been passed to the image adapter'); |
| 83 | } |
| 84 | |
| 85 | if (null !== $this->resource) { |
| 86 | $this->resource->readImage($this->name); |
| 87 | } else { |
| 88 | $this->resource = new \Imagick($this->name); |
| 89 | } |
| 90 | |
| 91 | $this->width = $this->resource->getImageWidth(); |
| 92 | $this->height = $this->resource->getImageHeight(); |
| 93 | |
| 94 | switch ($this->resource->getImageColorspace()) { |
| 95 | case \Imagick::COLORSPACE_GRAY: |
| 96 | $this->colorspace = self::IMAGE_GRAY; |
| 97 | break; |
| 98 | case \Imagick::COLORSPACE_RGB: |
| 99 | case \Imagick::COLORSPACE_SRGB: |
| 100 | $this->colorspace = self::IMAGE_RGB; |
| 101 | break; |
| 102 | case \Imagick::COLORSPACE_CMYK: |
| 103 | $this->colorspace = self::IMAGE_CMYK; |
| 104 | break; |
| 105 | } |
| 106 | |
| 107 | $this->format = strtolower($this->resource->getImageFormat()); |
| 108 | if ($this->resource->getImageColors() < 256) { |
| 109 | $this->indexed = true; |
| 110 | } |
| 111 | |
| 112 | if ((strpos($this->format, 'jp') !== false) && function_exists('exif_read_data')) { |
| 113 | $exif = @exif_read_data($this->name); |
| 114 | if ($exif !== false) { |
| 115 | $this->exif = $exif; |
| 116 | } |
| 117 | } |
| 118 | |
| 119 | return $this; |
| 120 | } |
| 121 | |
| 122 | /** |
| 123 | * Load the image resource from data |
| 124 | * |
| 125 | * @param string $data |
| 126 | * @param string $name |
| 127 | * @return Imagick |
| 128 | */ |
| 129 | public function loadFromString($data, $name = null) |
| 130 | { |
| 131 | if (null === $this->resource) { |
| 132 | $this->resource = new \Imagick(); |
| 133 | } |
| 134 | $this->resource->readImageBlob($data); |
| 135 | |
| 136 | if (null !== $name) { |
| 137 | $this->name = $name; |
| 138 | } |
| 139 | |
| 140 | switch ($this->resource->getImageColorspace()) { |
| 141 | case \Imagick::COLORSPACE_GRAY: |
| 142 | $this->colorspace = self::IMAGE_GRAY; |
| 143 | break; |
| 144 | case \Imagick::COLORSPACE_RGB: |
| 145 | case \Imagick::COLORSPACE_SRGB: |
| 146 | $this->colorspace = self::IMAGE_RGB; |
| 147 | break; |
| 148 | case \Imagick::COLORSPACE_CMYK: |
| 149 | $this->colorspace = self::IMAGE_CMYK; |
| 150 | break; |
| 151 | } |
| 152 | |
| 153 | $this->format = strtolower($this->resource->getImageFormat()); |
| 154 | if ($this->resource->getImageColors() < 256) { |
| 155 | $this->indexed = true; |
| 156 | } |
| 157 | |
| 158 | if ((strpos($this->format, 'jp') !== false) && function_exists('exif_read_data')) { |
| 159 | $exif = @exif_read_data('data://image/jpeg;base64,' . base64_encode($data)); |
| 160 | if ($exif !== false) { |
| 161 | $this->exif = $exif; |
| 162 | } |
| 163 | } |
| 164 | |
| 165 | return $this; |
| 166 | } |
| 167 | |
| 168 | /** |
| 169 | * Create a new image resource |
| 170 | * |
| 171 | * @param int $width |
| 172 | * @param int $height |
| 173 | * @param string $name |
| 174 | * @return Imagick |
| 175 | */ |
| 176 | public function create($width = null, $height = null, $name = null) |
| 177 | { |
| 178 | if ((null !== $width) && (null !== $height)) { |
| 179 | $this->width = $width; |
| 180 | $this->height = $height; |
| 181 | } |
| 182 | |
| 183 | if (null !== $name) { |
| 184 | $this->name = $name; |
| 185 | } |
| 186 | |
| 187 | if (null === $this->resource) { |
| 188 | $this->resource = new \Imagick(); |
| 189 | } |
| 190 | |
| 191 | $this->resource->newImage($this->width, $this->height, new \ImagickPixel('white')); |
| 192 | |
| 193 | if (null !== $this->name) { |
| 194 | $extension = strtolower(substr($this->name, (strrpos($this->name, '.') + 1))); |
| 195 | if (!empty($extension)) { |
| 196 | $this->resource->setImageFormat($extension); |
| 197 | $this->format = $extension; |
| 198 | } |
| 199 | } |
| 200 | |
| 201 | return $this; |
| 202 | } |
| 203 | |
| 204 | /** |
| 205 | * Create a new image resource |
| 206 | * |
| 207 | * @param int $width |
| 208 | * @param int $height |
| 209 | * @param string $name |
| 210 | * @return Imagick |
| 211 | */ |
| 212 | public function createIndex($width = null, $height = null, $name = null) |
| 213 | { |
| 214 | if ((null !== $width) && (null !== $height)) { |
| 215 | $this->width = $width; |
| 216 | $this->height = $height; |
| 217 | } |
| 218 | |
| 219 | if (null !== $name) { |
| 220 | $this->name = $name; |
| 221 | } |
| 222 | |
| 223 | if (null === $this->resource) { |
| 224 | $this->resource = new \Imagick(); |
| 225 | } |
| 226 | |
| 227 | $this->resource->newImage($this->width, $this->height, new \ImagickPixel('white')); |
| 228 | |
| 229 | if (null !== $this->name) { |
| 230 | $extension = strtolower(substr($this->name, (strrpos($this->name, '.') + 1))); |
| 231 | if (!empty($extension)) { |
| 232 | $this->resource->setImageFormat($extension); |
| 233 | $this->format = $extension; |
| 234 | } |
| 235 | } |
| 236 | |
| 237 | $this->resource->setImageType(\Imagick::IMGTYPE_PALETTE); |
| 238 | $this->indexed = true; |
| 239 | |
| 240 | return $this; |
| 241 | } |
| 242 | |
| 243 | /** |
| 244 | * Add image to the image resource |
| 245 | * |
| 246 | * @param mixed $image |
| 247 | * @param int $delay |
| 248 | * @return Imagick |
| 249 | */ |
| 250 | public function addImage($image, $delay = null) |
| 251 | { |
| 252 | if (!($image instanceof \Imagick)) { |
| 253 | $image = new \Imagick($image); |
| 254 | } |
| 255 | if (null !== $delay) { |
| 256 | $image->setImageDelay($delay); |
| 257 | } |
| 258 | $this->resource->addImage($image); |
| 259 | return $this; |
| 260 | } |
| 261 | |
| 262 | /** |
| 263 | * Does image have images |
| 264 | * |
| 265 | * @return boolean |
| 266 | */ |
| 267 | public function hasImages() |
| 268 | { |
| 269 | return ($this->resource->getNumberImages() > 0); |
| 270 | } |
| 271 | |
| 272 | /** |
| 273 | * Get images |
| 274 | * |
| 275 | * @return array |
| 276 | */ |
| 277 | public function getImages() |
| 278 | { |
| 279 | return $this->resource->coalesceImages(); |
| 280 | } |
| 281 | |
| 282 | /** |
| 283 | * Get images |
| 284 | * |
| 285 | * @param \Imagick $images |
| 286 | * @return Imagick |
| 287 | */ |
| 288 | public function rebuildImages(\Imagick $images) |
| 289 | { |
| 290 | $this->resource = $images->deconstructImages(); |
| 291 | return $this; |
| 292 | } |
| 293 | |
| 294 | /** |
| 295 | * Set the image resolution |
| 296 | * |
| 297 | * @param int $x |
| 298 | * @param int $y |
| 299 | * @return Imagick |
| 300 | */ |
| 301 | public function setResolution($x, $y = null) |
| 302 | { |
| 303 | if (null === $y) { |
| 304 | $y = $x; |
| 305 | } |
| 306 | $this->resource->setResolution($x, $y); |
| 307 | return $this; |
| 308 | } |
| 309 | |
| 310 | /** |
| 311 | * Set the image colorspace |
| 312 | * |
| 313 | * @param int $colorspace |
| 314 | * @return Imagick |
| 315 | */ |
| 316 | public function setImageColorspace($colorspace) |
| 317 | { |
| 318 | $this->resource->setImageColorspace($colorspace); |
| 319 | return $this; |
| 320 | } |
| 321 | |
| 322 | /** |
| 323 | * Set the image compression |
| 324 | * |
| 325 | * @param int $compression |
| 326 | * @return Imagick |
| 327 | */ |
| 328 | public function setCompression($compression) |
| 329 | { |
| 330 | $this->compression = $compression; |
| 331 | return $this; |
| 332 | } |
| 333 | |
| 334 | /** |
| 335 | * Set the image filter |
| 336 | * |
| 337 | * @param int $filter |
| 338 | * @return Imagick |
| 339 | */ |
| 340 | public function setImageFilter($filter) |
| 341 | { |
| 342 | $this->imageFilter = $filter; |
| 343 | return $this; |
| 344 | } |
| 345 | |
| 346 | /** |
| 347 | * Set the image blur |
| 348 | * |
| 349 | * @param float $blur |
| 350 | * @return Imagick |
| 351 | */ |
| 352 | public function setImageBlur($blur) |
| 353 | { |
| 354 | $this->imageBlur = $blur; |
| 355 | return $this; |
| 356 | } |
| 357 | |
| 358 | /** |
| 359 | * Get number of images |
| 360 | * |
| 361 | * @return int |
| 362 | */ |
| 363 | public function getNumberOfImages() |
| 364 | { |
| 365 | return $this->resource->getNumberImages(); |
| 366 | } |
| 367 | |
| 368 | /** |
| 369 | * Get the image compression |
| 370 | * |
| 371 | * @return int |
| 372 | */ |
| 373 | public function getCompression() |
| 374 | { |
| 375 | return $this->compression; |
| 376 | } |
| 377 | |
| 378 | /** |
| 379 | * Get the image filter |
| 380 | * |
| 381 | * @return int |
| 382 | */ |
| 383 | public function getImageFilter() |
| 384 | { |
| 385 | return $this->imageFilter; |
| 386 | } |
| 387 | |
| 388 | /** |
| 389 | * Get the image blur |
| 390 | * |
| 391 | * @return float |
| 392 | */ |
| 393 | public function getImageBlur() |
| 394 | { |
| 395 | return $this->imageBlur; |
| 396 | } |
| 397 | |
| 398 | /** |
| 399 | * Resize the image object to the width parameter passed |
| 400 | * |
| 401 | * @param int $w |
| 402 | * @return Imagick |
| 403 | */ |
| 404 | public function resizeToWidth($w) |
| 405 | { |
| 406 | $scale = $w / $this->width; |
| 407 | $this->width = $w; |
| 408 | $this->height = round($this->height * $scale); |
| 409 | |
| 410 | return $this->resizeImage($this->width, $this->height, $this->imageFilter, $this->imageBlur); |
| 411 | } |
| 412 | |
| 413 | /** |
| 414 | * Resize the image object to the height parameter passed |
| 415 | * |
| 416 | * @param int $h |
| 417 | * @return Imagick |
| 418 | */ |
| 419 | public function resizeToHeight($h) |
| 420 | { |
| 421 | $scale = $h / $this->height; |
| 422 | $this->height = $h; |
| 423 | $this->width = round($this->width * $scale); |
| 424 | |
| 425 | return $this->resizeImage($this->width, $this->height, $this->imageFilter, $this->imageBlur); |
| 426 | } |
| 427 | |
| 428 | /** |
| 429 | * Resize the image object, allowing for the largest dimension |
| 430 | * to be scaled to the value of the $px argument. |
| 431 | * |
| 432 | * @param int $px |
| 433 | * @return Imagick |
| 434 | */ |
| 435 | public function resize($px) |
| 436 | { |
| 437 | $scale = ($this->width > $this->height) ? ($px / $this->width) : ($px / $this->height); |
| 438 | $this->width = round($this->width * $scale); |
| 439 | $this->height = round($this->height * $scale); |
| 440 | |
| 441 | return $this->resizeImage($this->width, $this->height, $this->imageFilter, $this->imageBlur); |
| 442 | } |
| 443 | |
| 444 | /** |
| 445 | * Scale the image object, allowing for the dimensions to be scaled |
| 446 | * proportionally to the value of the $scl argument. |
| 447 | * |
| 448 | * @param float $scale |
| 449 | * @return Imagick |
| 450 | */ |
| 451 | public function scale($scale) |
| 452 | { |
| 453 | $this->width = round($this->width * $scale); |
| 454 | $this->height = round($this->height * $scale); |
| 455 | |
| 456 | return $this->resizeImage($this->width, $this->height, $this->imageFilter, $this->imageBlur); |
| 457 | } |
| 458 | |
| 459 | /** |
| 460 | * Resize image, checking for multiple frames |
| 461 | * |
| 462 | * @param int $width |
| 463 | * @param int $height |
| 464 | * @param int $filter |
| 465 | * @param int $blur |
| 466 | * @return Imagick |
| 467 | */ |
| 468 | public function resizeImage($width, $height, $filter = null, $blur = null) |
| 469 | { |
| 470 | if (null === $filter) { |
| 471 | $filter = $this->imageFilter; |
| 472 | } |
| 473 | if (null === $blur) { |
| 474 | $blur = $this->imageBlur; |
| 475 | } |
| 476 | if ($this->resource->getNumberImages() > 0) { |
| 477 | $frames = $this->resource->coalesceImages(); |
| 478 | foreach ($frames as $frame) { |
| 479 | $frame->resizeImage($width, $height, $filter, $blur); |
| 480 | } |
| 481 | $this->resource = $frames->deconstructImages(); |
| 482 | } else { |
| 483 | $this->resource->resizeImage($width, $height, $filter, $blur); |
| 484 | } |
| 485 | |
| 486 | return $this; |
| 487 | } |
| 488 | |
| 489 | /** |
| 490 | * Crop the image object to a image whose dimensions are based on the |
| 491 | * value of the $wid and $hgt argument. The optional $x and $y arguments |
| 492 | * allow for the adjustment of the crop to select a certain area of the |
| 493 | * image to be cropped. |
| 494 | * |
| 495 | * @param int $w |
| 496 | * @param int $h |
| 497 | * @param int $x |
| 498 | * @param int $y |
| 499 | * @return Imagick |
| 500 | */ |
| 501 | public function crop($w, $h, $x = 0, $y = 0) |
| 502 | { |
| 503 | $this->width = $w; |
| 504 | $this->height = $h; |
| 505 | return $this->cropImage($this->width, $this->height, $x, $y); |
| 506 | } |
| 507 | |
| 508 | /** |
| 509 | * Crop the image object to a square image whose dimensions are based on the |
| 510 | * value of the $px argument. The optional $offset argument allows for the |
| 511 | * adjustment of the crop to select a certain area of the image to be cropped. |
| 512 | * |
| 513 | * @param int $px |
| 514 | * @param int $offset |
| 515 | * @return Imagick |
| 516 | */ |
| 517 | public function cropThumb($px, $offset = null) |
| 518 | { |
| 519 | $xOffset = 0; |
| 520 | $yOffset = 0; |
| 521 | |
| 522 | if (null !== $offset) { |
| 523 | if ($this->width > $this->height) { |
| 524 | $xOffset = $offset; |
| 525 | $yOffset = 0; |
| 526 | } else if ($this->width < $this->height) { |
| 527 | $xOffset = 0; |
| 528 | $yOffset = $offset; |
| 529 | } |
| 530 | } |
| 531 | |
| 532 | $scale = ($this->width > $this->height) ? ($px / $this->height) : ($px / $this->width); |
| 533 | |
| 534 | $wid = round($this->width * $scale); |
| 535 | $hgt = round($this->height * $scale); |
| 536 | |
| 537 | // Create a new image output resource. |
| 538 | if (null !== $offset) { |
| 539 | $this->resizeImage($wid, $hgt, $this->imageFilter, $this->imageBlur); |
| 540 | $this->cropImage($px, $px, $xOffset, $yOffset); |
| 541 | } else { |
| 542 | $this->cropThumbnailImage($px, $px); |
| 543 | } |
| 544 | |
| 545 | $this->width = $px; |
| 546 | $this->height = $px; |
| 547 | return $this; |
| 548 | } |
| 549 | |
| 550 | /** |
| 551 | * Crop image, checking for multiple frames |
| 552 | * |
| 553 | * @param int $width |
| 554 | * @param int $height |
| 555 | * @param int $x |
| 556 | * @param int $y |
| 557 | * @return Imagick |
| 558 | */ |
| 559 | public function cropImage($width, $height, $x, $y) |
| 560 | { |
| 561 | if ($this->resource->getNumberImages() > 0) { |
| 562 | $frames = $this->resource->coalesceImages(); |
| 563 | foreach ($frames as $frame) { |
| 564 | $frame->setImageBackgroundColor('none'); |
| 565 | $frame->cropImage($width, $height, $x, $y); |
| 566 | $frame->thumbnailImage($width, $height); |
| 567 | $frame->setImagePage($width, $height, 0, 0); |
| 568 | } |
| 569 | $this->resource = $frames->deconstructImages(); |
| 570 | $this->resource->resizeImage($width, $height, $this->imageFilter, $this->imageBlur); |
| 571 | } else { |
| 572 | $this->resource->cropImage($width, $height, $x, $y); |
| 573 | } |
| 574 | |
| 575 | return $this; |
| 576 | } |
| 577 | |
| 578 | /** |
| 579 | * Crop image, checking for multiple frames |
| 580 | * |
| 581 | * @param int $width |
| 582 | * @param int $height |
| 583 | * @return Imagick |
| 584 | */ |
| 585 | public function cropThumbnailImage($width, $height) |
| 586 | { |
| 587 | if ($this->resource->getNumberImages() > 0) { |
| 588 | $frames = $this->resource->coalesceImages(); |
| 589 | foreach ($frames as $frame) { |
| 590 | $frame->setImageBackgroundColor('none'); |
| 591 | $frame->cropThumbnailImage($width, $height); |
| 592 | $frame->thumbnailImage($width, $height); |
| 593 | $frame->setImagePage($width, $height, 0, 0); |
| 594 | } |
| 595 | $this->resource = $frames->deconstructImages(); |
| 596 | } else { |
| 597 | $this->resource->cropThumbnailImage($width, $height); |
| 598 | } |
| 599 | |
| 600 | return $this; |
| 601 | } |
| 602 | |
| 603 | /** |
| 604 | * Rotate the image object |
| 605 | * |
| 606 | * @param int $degrees |
| 607 | * @param Color\ColorInterface $bgColor |
| 608 | * @return Imagick |
| 609 | */ |
| 610 | public function rotate($degrees, Color\ColorInterface $bgColor = null) |
| 611 | { |
| 612 | $this->resource->rotateImage($this->createColor($bgColor), $degrees); |
| 613 | $this->width = $this->resource->getImageWidth(); |
| 614 | $this->height = $this->resource->getImageHeight(); |
| 615 | return $this; |
| 616 | } |
| 617 | |
| 618 | /** |
| 619 | * Method to flip the image over the x-axis |
| 620 | * |
| 621 | * @return Imagick |
| 622 | */ |
| 623 | public function flip() |
| 624 | { |
| 625 | $this->resource->flipImage(); |
| 626 | return $this; |
| 627 | } |
| 628 | |
| 629 | /** |
| 630 | * Method to flip the image over the y-axis |
| 631 | * |
| 632 | * @return Imagick |
| 633 | */ |
| 634 | public function flop() |
| 635 | { |
| 636 | $this->resource->flopImage(); |
| 637 | return $this; |
| 638 | } |
| 639 | |
| 640 | /** |
| 641 | * Get the image adjust object |
| 642 | * |
| 643 | * @return Adjust\AdjustInterface |
| 644 | */ |
| 645 | public function adjust() |
| 646 | { |
| 647 | if (null === $this->adjust) { |
| 648 | $this->adjust = new Adjust\Imagick($this); |
| 649 | } |
| 650 | if (null === $this->adjust->getImage()) { |
| 651 | $this->adjust->setImage($this); |
| 652 | } |
| 653 | |
| 654 | return $this->adjust; |
| 655 | } |
| 656 | |
| 657 | /** |
| 658 | * Get the image draw object |
| 659 | * |
| 660 | * @return Draw\DrawInterface |
| 661 | */ |
| 662 | public function draw() |
| 663 | { |
| 664 | if (null === $this->draw) { |
| 665 | $this->draw = new Draw\Imagick($this); |
| 666 | } |
| 667 | if (null === $this->draw->getImage()) { |
| 668 | $this->draw->setImage($this); |
| 669 | } |
| 670 | return $this->draw; |
| 671 | } |
| 672 | |
| 673 | /** |
| 674 | * Get the image effect object |
| 675 | * |
| 676 | * @return Effect\EffectInterface |
| 677 | */ |
| 678 | public function effect() |
| 679 | { |
| 680 | if (null === $this->effect) { |
| 681 | $this->effect = new Effect\Imagick($this); |
| 682 | } |
| 683 | if (null === $this->effect->getImage()) { |
| 684 | $this->effect->setImage($this); |
| 685 | } |
| 686 | return $this->effect; |
| 687 | } |
| 688 | |
| 689 | /** |
| 690 | * Get the image filter object |
| 691 | * |
| 692 | * @return Filter\FilterInterface |
| 693 | */ |
| 694 | public function filter() |
| 695 | { |
| 696 | if (null === $this->filter) { |
| 697 | $this->filter = new Filter\Imagick($this); |
| 698 | } |
| 699 | if (null === $this->filter->getImage()) { |
| 700 | $this->filter->setImage($this); |
| 701 | } |
| 702 | return $this->filter; |
| 703 | } |
| 704 | |
| 705 | /** |
| 706 | * Get the image layer object |
| 707 | * |
| 708 | * @return Layer\LayerInterface |
| 709 | */ |
| 710 | public function layer() |
| 711 | { |
| 712 | if (null === $this->layer) { |
| 713 | $this->layer = new Layer\Imagick($this); |
| 714 | } |
| 715 | if (null === $this->layer->getImage()) { |
| 716 | $this->layer->setImage($this); |
| 717 | } |
| 718 | return $this->layer; |
| 719 | } |
| 720 | |
| 721 | /** |
| 722 | * Get the image type object |
| 723 | * |
| 724 | * @return Type\TypeInterface |
| 725 | */ |
| 726 | public function type() |
| 727 | { |
| 728 | if (null === $this->type) { |
| 729 | $this->type = new Type\Imagick($this); |
| 730 | } |
| 731 | if (null === $this->type->getImage()) { |
| 732 | $this->type->setImage($this); |
| 733 | } |
| 734 | return $this->type; |
| 735 | } |
| 736 | |
| 737 | /** |
| 738 | * Convert the image object to another format |
| 739 | * |
| 740 | * @param string $to |
| 741 | * @return Imagick |
| 742 | */ |
| 743 | public function convert($to) |
| 744 | { |
| 745 | $to = strtolower($to); |
| 746 | $old = strtolower($this->format); |
| 747 | |
| 748 | if (($old == 'psd') || ($old == 'tif') || ($old == 'tiff')) { |
| 749 | $this->resource->mergeImageLayers(\Imagick::LAYERMETHOD_FLATTEN); |
| 750 | } |
| 751 | |
| 752 | $this->resource->setImageFormat($to); |
| 753 | |
| 754 | switch ($to) { |
| 755 | case 'jpg': |
| 756 | case 'jpeg': |
| 757 | $this->format = 'jpg'; |
| 758 | $this->indexed = false; |
| 759 | break; |
| 760 | case 'png': |
| 761 | $this->format = 'png'; |
| 762 | break; |
| 763 | case 'gif': |
| 764 | $this->format = 'gif'; |
| 765 | $this->indexed = true; |
| 766 | break; |
| 767 | default: |
| 768 | $this->format = $to; |
| 769 | } |
| 770 | |
| 771 | return $this; |
| 772 | } |
| 773 | |
| 774 | /** |
| 775 | * Write the image object to a file on disk |
| 776 | * |
| 777 | * @param string $to |
| 778 | * @param int $quality |
| 779 | * @throws Exception |
| 780 | * @return void |
| 781 | */ |
| 782 | public function writeToFile($to = null, $quality = 100) |
| 783 | { |
| 784 | if ((null === $this->resource) || ((null !== $this->resource) && ($this->resource->count() == 0))) { |
| 785 | throw new Exception('Error: An image resource has not been created or loaded'); |
| 786 | } |
| 787 | |
| 788 | if (null !== $this->compression) { |
| 789 | $this->resource->setImageCompression($this->compression); |
| 790 | } |
| 791 | |
| 792 | if (((int)$quality < 0) || ((int)$quality > 100)) { |
| 793 | throw new \OutOfRangeException('Error: The quality parameter must be between 0 and 100'); |
| 794 | } |
| 795 | |
| 796 | $this->resource->setImageCompressionQuality($quality); |
| 797 | |
| 798 | if (null === $to) { |
| 799 | $to = (null !== $this->name) ? basename($this->name) : 'pop-image.' . $this->format; |
| 800 | } else { |
| 801 | $this->name = $to; |
| 802 | } |
| 803 | |
| 804 | $this->resource->writeImage($to); |
| 805 | } |
| 806 | |
| 807 | /** |
| 808 | * Output the image object directly to HTTP |
| 809 | * |
| 810 | * @param int $quality |
| 811 | * @param string $to |
| 812 | * @param boolean $download |
| 813 | * @param boolean $sendHeaders |
| 814 | * @param array $headers |
| 815 | * @throws Exception |
| 816 | * @return void |
| 817 | */ |
| 818 | public function outputToHttp($quality = 100, $to = null, $download = false, $sendHeaders = true, array $headers = []) |
| 819 | { |
| 820 | if ((null === $this->resource) || ((null !== $this->resource) && ($this->resource->count() == 0))) { |
| 821 | throw new Exception('Error: An image resource has not been created or loaded'); |
| 822 | } |
| 823 | |
| 824 | if (((int)$quality < 0) || ((int)$quality > 100)) { |
| 825 | throw new \OutOfRangeException('Error: The quality parameter must be between 0 and 100'); |
| 826 | } |
| 827 | |
| 828 | if (null !== $this->compression) { |
| 829 | $this->resource->setImageCompression($this->compression); |
| 830 | } |
| 831 | |
| 832 | $this->resource->setImageCompressionQuality($quality); |
| 833 | |
| 834 | if (null === $to) { |
| 835 | $to = (null !== $this->name) ? basename($this->name) : 'pop-image.' . strtolower($this->format); |
| 836 | } |
| 837 | |
| 838 | $this->sendHeaders($to, $download, $headers); |
| 839 | echo ($this->resource->getNumberImages() > 0) ? $this->resource->getImagesBlob() : $this->resource; |
| 840 | } |
| 841 | |
| 842 | /** |
| 843 | * Destroy the image object and the related image file directly |
| 844 | * |
| 845 | * @param boolean $delete |
| 846 | * @return void |
| 847 | */ |
| 848 | public function destroy($delete = false) |
| 849 | { |
| 850 | if (null !== $this->resource) { |
| 851 | $this->resource->clear(); |
| 852 | $this->resource->destroy(); |
| 853 | } |
| 854 | |
| 855 | $this->resource = null; |
| 856 | clearstatcache(); |
| 857 | |
| 858 | // If the $delete flag is passed, delete the image file. |
| 859 | if (($delete) && file_exists($this->name)) { |
| 860 | unlink($this->name); |
| 861 | } |
| 862 | } |
| 863 | |
| 864 | /** |
| 865 | * Create and return a color. |
| 866 | * |
| 867 | * @param Color\ColorInterface $color |
| 868 | * @param int $alpha |
| 869 | * @return \ImagickPixel |
| 870 | */ |
| 871 | public function createColor(Color\ColorInterface $color = null, $alpha = 100) |
| 872 | { |
| 873 | if (null === $color) { |
| 874 | $color = new Color\Rgb(0, 0, 0); |
| 875 | } |
| 876 | |
| 877 | if (!($color instanceof Color\Rgb)) { |
| 878 | $color = $color->toRgb(); |
| 879 | } |
| 880 | |
| 881 | return ((int)$alpha < 100) ? |
| 882 | new \ImagickPixel('rgba(' . $color . ',' . (int)$alpha . ')') : new \ImagickPixel('rgb(' . $color . ')'); |
| 883 | } |
| 884 | |
| 885 | /** |
| 886 | * Output the image |
| 887 | * |
| 888 | * @return string |
| 889 | */ |
| 890 | public function __toString() |
| 891 | { |
| 892 | $this->sendHeaders(); |
| 893 | echo ($this->resource->getNumberImages() > 0) ? $this->resource->getImagesBlob() : $this->resource; |
| 894 | return ''; |
| 895 | } |
| 896 | |
| 897 | } |