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<?php |
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|
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/** |
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* Class QRStringText |
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* |
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* @created 25.10.2023 |
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* @author smiley <smiley@chillerlan.net> |
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* @copyright 2023 smiley |
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* @license MIT |
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*/ |
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namespace WCPOS\Vendor\chillerlan\QRCode\Output; |
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|
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use function array_map, implode, is_string, max, min, sprintf; |
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/** |
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* |
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*/ |
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class QRStringText extends QROutputAbstract |
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{ |
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public const MIME_TYPE = 'text/plain'; |
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/** |
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* @inheritDoc |
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*/ |
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public static function moduleValueIsValid($value) : bool |
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{ |
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return is_string($value); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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protected function prepareModuleValue($value) : string |
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{ |
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return $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) : string |
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{ |
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return $isDark ? '██' : '░░'; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function dump(?string $file = null) : string |
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{ |
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$lines = []; |
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$linestart = $this->options->textLineStart; |
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foreach ($this->matrix->getMatrix() as $row) { |
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$lines[] = $linestart . implode('', array_map([$this, 'getModuleValue'], $row)); |
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} |
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$data = implode($this->eol, $lines); |
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$this->saveToFile($data, $file); |
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return $data; |
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} |
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/** |
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* a little helper to create a proper ANSI 8-bit color escape sequence |
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* |
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* @see https://en.wikipedia.org/wiki/ANSI_escape_code#8-bit |
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* @see https://en.wikipedia.org/wiki/Block_Elements |
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* |
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* @codeCoverageIgnore |
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*/ |
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public static function ansi8(string $str, int $color, ?bool $background = null) : string |
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{ |
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$color = max(0, min($color, 255)); |
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$background = $background === \true ? 48 : 38; |
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return sprintf("\x1b[%s;5;%sm%s\x1b[0m", $background, $color, $str); |
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} |
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} |
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|
