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<?php |
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/** |
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* Class QRFpdf |
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* |
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* @created 03.06.2020 |
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* @author Maximilian Kresse |
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* @license MIT |
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* |
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* @see https://github.com/chillerlan/php-qrcode/pull/49 |
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*/ |
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namespace chillerlan\QRCode\Output; |
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use chillerlan\QRCode\Data\QRMatrix; |
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use chillerlan\Settings\SettingsContainerInterface; |
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use FPDF; |
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use function array_values, class_exists, count, is_array; |
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/** |
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* QRFpdf output module (requires fpdf) |
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* |
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* @see https://github.com/Setasign/FPDF |
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* @see http://www.fpdf.org/ |
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*/ |
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class QRFpdf extends QROutputAbstract{ |
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/** |
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* QRFpdf constructor. |
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* |
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* @throws \chillerlan\QRCode\Output\QRCodeOutputException |
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*/ |
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public function __construct(SettingsContainerInterface $options, QRMatrix $matrix){ |
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if(!class_exists(FPDF::class)){ |
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// @codeCoverageIgnoreStart |
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throw new QRCodeOutputException( |
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'The QRFpdf output requires FPDF (https://github.com/Setasign/FPDF)'. |
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' as dependency but the class "\\FPDF" couldn\'t be found.' |
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); |
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// @codeCoverageIgnoreEnd |
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} |
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parent::__construct($options, $matrix); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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protected function moduleValueIsValid($value):bool{ |
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return is_array($value) && count($value) >= 3; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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protected function getModuleValue($value):array{ |
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return array_values($value); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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protected function getDefaultModuleValue(bool $isDark):array{ |
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return $isDark ? [0, 0, 0] : [255, 255, 255]; |
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} |
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/** |
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* @inheritDoc |
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* |
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* @return string|\FPDF |
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*/ |
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public function dump(string $file = null){ |
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$file ??= $this->options->cachefile; |
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$fpdf = new FPDF('P', $this->options->fpdfMeasureUnit, [$this->length, $this->length]); |
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$fpdf->AddPage(); |
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$prevColor = null; |
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foreach($this->matrix->matrix() as $y => $row){ |
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foreach($row as $x => $M_TYPE){ |
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/** @var int $M_TYPE */ |
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$color = $this->moduleValues[$M_TYPE]; |
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if($prevColor !== $color){ |
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/** @phan-suppress-next-line PhanParamTooFewUnpack */ |
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$fpdf->SetFillColor(...$color); |
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$prevColor = $color; |
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} |
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$fpdf->Rect($x * $this->scale, $y * $this->scale, 1 * $this->scale, 1 * $this->scale, 'F'); |
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} |
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} |
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if($this->options->returnResource){ |
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return $fpdf; |
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} |
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$pdfData = $fpdf->Output('S'); |
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if($file !== null){ |
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$this->saveToFile($pdfData, $file); |
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} |
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if($this->options->imageBase64){ |
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$pdfData = $this->base64encode($pdfData, 'application/pdf'); |
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} |
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return $pdfData; |
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} |
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} |
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chillerlan /
php-qrcode
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