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<?php declare(strict_types=1); |
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namespace Compolomus\Compomage; |
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use Compolomus\Compomage\Interfaces\ImageInterface; |
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class Imagick extends AbstractImage implements ImageInterface |
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{ |
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/** |
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* @var \Imagick |
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*/ |
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private $image; |
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/** |
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* Imagick constructor. |
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* @param string $image |
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* @throws \Exception |
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*/ |
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public function __construct(string $image) |
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{ |
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$this->init($image); |
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} |
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/** |
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* @param int $width |
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* @param int $height |
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* @return ImageInterface |
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* @throws \ImagickException |
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*/ |
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public function resize(int $width, int $height): ImageInterface |
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{ |
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$this->getImage()->scaleImage($width, $height, false); |
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$this->setSizes(); |
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return $this; |
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} |
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/** |
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* @return \Imagick |
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*/ |
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public function getImage(): \Imagick |
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{ |
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return $this->image; |
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} |
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public function setImage($image): void |
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{ |
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$this->image = $image; |
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} |
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protected function setSizes(): void |
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{ |
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$args = $this->getImage()->getImageGeometry(); |
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$this->setWidth($args['width']); |
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$this->setHeight($args['height']); |
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} |
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/** |
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* @param int $angle |
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* @return ImageInterface |
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*/ |
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public function rotate(int $angle = 90): ImageInterface |
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{ |
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$this->getImage()->rotateImage(new \ImagickPixel('transparent'), $angle); |
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$this->setSizes(); |
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return $this; |
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} |
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/** |
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* @return ImageInterface |
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*/ |
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public function flip(): ImageInterface |
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{ |
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$this->getImage()->flipImage(); |
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return $this; |
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} |
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/** |
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* @return ImageInterface |
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*/ |
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public function flop(): ImageInterface |
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{ |
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$this->getImage()->flopImage(); |
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return $this; |
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} |
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public function grayscale(): ImageInterface |
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{ |
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$this->getImage()->modulateImage(100, 0, 100); |
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return $this; |
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} |
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/** |
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* @param string $text |
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* @param string $position |
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* @param string $font |
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* @return $this |
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* @throws \Exception |
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*/ |
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public function copyright(string $text, string $font = 'Courier', string $position = 'SouthWest'): ImageInterface |
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{ |
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$positions = [ |
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'NORTHWEST' => \Imagick::GRAVITY_NORTHWEST, |
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'NORTH' => \Imagick::GRAVITY_NORTH, |
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'NORTHEAST' => \Imagick::GRAVITY_NORTHEAST, |
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'WEST' => \Imagick::GRAVITY_WEST, |
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'CENTER' => \Imagick::GRAVITY_CENTER, |
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'SOUTHWEST' => \Imagick::GRAVITY_SOUTHWEST, |
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'SOUTH' => \Imagick::GRAVITY_SOUTH, |
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'SOUTHEAST' => \Imagick::GRAVITY_SOUTHEAST, |
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'EAST' => \Imagick::GRAVITY_EAST |
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]; |
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if (!array_key_exists(strtoupper($position), $positions) || !\in_array($font, $this->getFontsList(), true)) { |
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throw new \InvalidArgumentException('Does not support font or wrong position'); |
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} |
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$this->getImage()->compositeImage($this->prepareImage($text, $positions[strtoupper($position)], $font), |
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\Imagick::COMPOSITE_DISSOLVE, 0, 0); |
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return $this; |
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} |
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public function getFontsList(): array |
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{ |
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return $this->getImage()->queryFonts(); |
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} |
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/** |
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* @param string $text |
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* @param int $position |
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* @param string $font |
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* @return \Imagick |
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* @throws \ImagickException |
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*/ |
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private function prepareImage(string $text, int $position, string $font): \Imagick |
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{ |
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$image = new \Imagick(); |
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$mask = new \Imagick(); |
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$draw = new \ImagickDraw(); |
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$image->newImage($this->getWidth(), $this->getHeight(), new \ImagickPixel('grey30')); |
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$mask->newImage($this->getWidth(), $this->getHeight(), new \ImagickPixel('black')); |
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$draw->setFont($font); |
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$draw->setFontSize(20); |
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$draw->setFillColor(new \ImagickPixel('grey70')); |
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$draw->setGravity($position); |
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$image->annotateImage($draw, 10, 12, 0, $text); |
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$draw->setFillColor(new \ImagickPixel('white')); |
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$mask->annotateImage($draw, 11, 13, 0, $text); |
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$mask->annotateImage($draw, 10, 12, 0, $text); |
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$draw->setFillColor(new \ImagickPixel('black')); |
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$mask->annotateImage($draw, 9, 11, 0, $text); |
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$mask->setImageMatte(false); |
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$image->compositeImage($mask, \Imagick::COMPOSITE_COPYOPACITY, 0, 0); |
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return $image; |
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} |
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/** |
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* @param int $width |
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* @param int $height |
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* @param int $startX |
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* @param int $startY |
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* @return ImageInterface |
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*/ |
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public function crop(int $width, int $height, int $startX, int $startY): ImageInterface |
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{ |
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$this->getImage()->cropImage($width, $height, $startX, $startY); |
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$this->setSizes(); |
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return $this; |
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} |
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public function save(string $filename): bool |
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{ |
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return true; |
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} |
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public function __toString(): string |
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{ |
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return $this->getImage()->getImageBlob(); |
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} |
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/** |
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* @param string $source |
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* @return ImageInterface |
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* @throws \Exception |
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*/ |
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protected function tmp(string $source): ImageInterface |
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{ |
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$image = new \Imagick; |
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if ($image->readImageBlob($source)) { |
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if ($image->getImageAlphaChannel() !== \Imagick::ALPHACHANNEL_ACTIVATE) { |
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$image->setImageAlphaChannel(\Imagick::ALPHACHANNEL_SET); |
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} |
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} |
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$background = $this->newImage($image->getImageWidth(), $image->getImageHeight()); |
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$image->compositeImage($background, \imagick::COMPOSITE_OVER, 0, 0); //Imagick::COMPOSITE_DISSOLVE |
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$this->setImage($image); |
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$this->getImage()->setFormat('png'); // save transparent |
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$this->setSizes(); |
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return $this; |
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} |
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/** |
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* @param int $width |
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* @param int $height |
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* @return \Imagick |
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* @throws \ImagickException |
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*/ |
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private function newImage(int $width, int $height): \Imagick |
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{ |
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$background = new \Imagick; |
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$background->newImage($width, $height, new \ImagickPixel('transparent')); |
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$background->setImageBackgroundColor(new \ImagickPixel('transparent')); |
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return $background; |
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} |
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/** |
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* @param Image $watermark |
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* @param int $x |
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* @param int $y |
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* @return ImageInterface |
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* @throws \Exception |
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*/ |
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protected function prepareWatermark(Image $watermark, int $x, int $y): ImageInterface |
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{ |
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$watermark->getImage()->evaluateImage(\Imagick::EVALUATE_MULTIPLY, 1, \Imagick::CHANNEL_ALPHA); |
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$this->getImage()->compositeImage($watermark->getImage(), \Imagick::COMPOSITE_DISSOLVE, $x, $y); |
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return $this; |
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} |
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} |
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Compolomus /
Compomage
