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<?php |
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/** |
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* This file is part of the Ghostscript package |
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* |
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* @author Daniel Schröder <[email protected]> |
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*/ |
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namespace GravityMedia\Ghostscript\Device; |
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use GravityMedia\Ghostscript\Enum\PdfSettings; |
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use GravityMedia\Ghostscript\Enum\ProcessColorModel; |
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use GravityMedia\Ghostscript\Process\Arguments as ProcessArguments; |
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use Symfony\Component\Process\ProcessBuilder; |
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/** |
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* The PDF write device class |
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* |
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* @package GravityMedia\Ghostscript\Devices |
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*/ |
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class PdfWrite extends AbstractDevice |
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{ |
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/** |
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* Use distiller parameters |
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*/ |
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use DistillerParametersTrait; |
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/** |
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* Use color image compression distiller parameters |
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*/ |
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use DistillerParameters\ColorImageCompressionTrait; |
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/** |
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* Use grayscale image compression distiller parameters |
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*/ |
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use DistillerParameters\GrayImageCompressionTrait; |
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/** |
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* Use monochrome image compression distiller parameters |
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*/ |
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use DistillerParameters\MonoImageCompressionTrait; |
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/** |
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* Use page compression distiller parameters |
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*/ |
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use DistillerParameters\PageCompressionTrait; |
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/** |
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* Use font distiller parameters |
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*/ |
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use DistillerParameters\FontTrait; |
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/** |
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* Use color conversion distiller parameters |
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*/ |
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use DistillerParameters\ColorConversionTrait; |
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/** |
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* Use advanced distiller parameters |
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*/ |
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use DistillerParameters\AdvancedTrait; |
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/** |
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* This operator conditions the environment for the pdfwrite output device. It is a shorthand for setting parameters |
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* that have been deemed benificial. While not strictly necessary, it is usually helpful to set call this when using |
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* the pdfwrite device. |
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* @link http://ghostscript.com/doc/current/Language.htm#.setpdfwrite |
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*/ |
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const POSTSCRIPT_COMMANDS = '.setpdfwrite'; |
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/** |
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* Create PDF write device object |
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* |
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* @param ProcessBuilder $builder |
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* @param ProcessArguments $arguments |
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*/ |
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public function __construct(ProcessBuilder $builder, ProcessArguments $arguments) |
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{ |
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parent::__construct($builder, $arguments->setArgument('-sDEVICE=pdfwrite')); |
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3 |
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$this->setPdfSettings(PdfSettings::__DEFAULT); |
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} |
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/** |
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* Get output file |
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* |
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* @return null|string |
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*/ |
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public function getOutputFile() |
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{ |
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return $this->getArgumentValue('-sOutputFile'); |
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} |
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/** |
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* Set output file |
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* |
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* @param string $outputFile |
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* |
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* @return $this |
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*/ |
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public function setOutputFile($outputFile) |
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{ |
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$this->setArgument('-sOutputFile=' . $outputFile); |
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return $this; |
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} |
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/** |
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* Whether output file is stdout. |
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* |
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* @return bool |
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*/ |
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public function isOutputStdout() |
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{ |
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return $this->getOutputFile() == '-'; |
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} |
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/** |
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* Set stdout as output. |
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* @return $this |
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*/ |
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public function setOutputStdout() |
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{ |
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return $this->setOutputFile('-'); |
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} |
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/** |
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* Get PDF settings |
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* |
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* @return string |
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*/ |
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public function getPdfSettings() |
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{ |
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return ltrim($this->getArgumentValue('-dPDFSETTINGS'), '/'); |
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} |
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/** |
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* Set PDF settings |
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* |
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* @param string $pdfSettings |
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* |
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* @throws \InvalidArgumentException |
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* |
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* @return $this |
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*/ |
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public function setPdfSettings($pdfSettings) |
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{ |
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$pdfSettings = ltrim($pdfSettings, '/'); |
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if (!in_array($pdfSettings, PdfSettings::values())) { |
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throw new \InvalidArgumentException('Invalid PDF settings argument'); |
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} |
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$this->setArgument(sprintf('-dPDFSETTINGS=/%s', $pdfSettings)); |
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return $this; |
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} |
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/** |
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* Get process color model |
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* |
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* @return string |
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*/ |
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public function getProcessColorModel() |
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{ |
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return ltrim($this->getArgumentValue('-dProcessColorModel'), '/'); |
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} |
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/** |
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* Set process color model |
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* |
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* @param string $processColorModel |
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* |
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* @throws \InvalidArgumentException |
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* |
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* @return $this |
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*/ |
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public function setProcessColorModel($processColorModel) |
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{ |
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$processColorModel = ltrim($processColorModel, '/'); |
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if (!in_array($processColorModel, ProcessColorModel::values())) { |
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throw new \InvalidArgumentException('Invalid process color model argument'); |
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} |
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$this->setArgument(sprintf('-dProcessColorModel=/%s', $processColorModel)); |
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return $this; |
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} |
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} |
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GravityMedia /
Ghostscript
