commit message

2025-10-09 12:14:29 +02:00
commit 684ab3a132
830 changed files with 161115 additions and 0 deletions
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+<?php
+/**
+ * Class QRStringText
+ *
+ * @created      25.10.2023
+ * @author       smiley <smiley@chillerlan.net>
+ * @copyright    2023 smiley
+ * @license      MIT
+ */
+
+namespace chillerlan\QRCode\Output;
+
+use function array_map, implode, is_string, max, min, sprintf;
+
+/**
+ *
+ */
+class QRStringText extends QROutputAbstract{
+
+	public const MIME_TYPE = 'text/plain';
+
+	/**
+	 * @inheritDoc
+	 */
+	public static function moduleValueIsValid($value):bool{
+		return is_string($value);
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	protected function prepareModuleValue($value):string{
+		return $value;
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	protected function getDefaultModuleValue(bool $isDark):string{
+		return ($isDark) ? '██' : '░░';
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function dump(string $file = null):string{
+		$lines     = [];
+		$linestart = $this->options->textLineStart;
+
+		foreach($this->matrix->getMatrix() as $row){
+			$lines[] = $linestart.implode('', array_map([$this, 'getModuleValue'], $row));
+		}
+
+		$data = implode($this->eol, $lines);
+
+		$this->saveToFile($data, $file);
+
+		return $data;
+	}
+
+	/**
+	 * a little helper to create a proper ANSI 8-bit color escape sequence
+	 *
+	 * @see https://en.wikipedia.org/wiki/ANSI_escape_code#8-bit
+	 * @see https://en.wikipedia.org/wiki/Block_Elements
+	 *
+	 * @codeCoverageIgnore
+	 */
+	public static function ansi8(string $str, int $color, bool $background = null):string{
+		$color      = max(0, min($color, 255));
+		$background = ($background === true) ? 48 : 38;
+
+		return sprintf("\x1b[%s;5;%sm%s\x1b[0m", $background, $color, $str);
+	}
+
+}