First Commit

tc-lib-pdf/vendor/tecnickcom/tc-lib-unicode/src/Bidi/StepBase.php

@@ -0,0 +1,78 @@
+<?php
+
+/**
+ * StepBase.php
+ *
+ * @since     2011-05-23
+ * @category  Library
+ * @package   Unicode
+ * @author    Nicola Asuni <info@tecnick.com>
+ * @copyright 2011-2024 Nicola Asuni - Tecnick.com LTD
+ * @license   http://www.gnu.org/copyleft/lesser.html GNU-LGPL v3 (see LICENSE.TXT)
+ * @link      https://github.com/tecnickcom/tc-lib-unicode
+ *
+ * This file is part of tc-lib-unicode software library.
+ */
+
+namespace Com\Tecnick\Unicode\Bidi;
+
+/**
+ * Com\Tecnick\Unicode\Bidi\StepBase
+ *
+ * @since     2015-07-13
+ * @category  Library
+ * @package   Unicode
+ * @author    Nicola Asuni <info@tecnick.com>
+ * @copyright 2011-2024 Nicola Asuni - Tecnick.com LTD
+ * @license   http://www.gnu.org/copyleft/lesser.html GNU-LGPL v3 (see LICENSE.TXT)
+ * @link      https://github.com/tecnickcom/tc-lib-unicode
+ *
+ * @phpstan-import-type SeqData from \Com\Tecnick\Unicode\Bidi\Shaping\Arabic
+ */
+abstract class StepBase
+{
+    /**
+     * Initialize Sequence to process
+     *
+     * @param SeqData $seq     Isolated Sequence array
+     * @param bool  $process If false disable automatic processing (this is a testing flag)
+     */
+    public function __construct(
+        /**
+         * Sequence to process and return
+         */
+        protected array $seq,
+        $process = true
+    ) {
+        if ($process) {
+            $this->process();
+        }
+    }
+
+    /**
+     * Returns the processed array
+     *
+     * @return SeqData
+     */
+    public function getSequence(): array
+    {
+        return $this->seq;
+    }
+
+    /**
+     * Process the current step
+     */
+    abstract protected function process(): void;
+
+    /**
+     * Generic step
+     *
+     * @param string $method Processing methos
+     */
+    public function processStep($method): void
+    {
+        for ($idx = 0; $idx < $this->seq['length']; ++$idx) {
+            $this->$method($idx);
+        }
+    }
+}