init

lib/PhpSpreadsheet/Chart/Renderer/MtJpGraphRenderer.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace PhpOffice\PhpSpreadsheet\Chart\Renderer;
+
+use mitoteam\jpgraph\MtJpGraph;
+
+/**
+ * Jpgraph is not officially maintained by Composer at packagist.org.
+ *
+ * This renderer implementation uses package
+ * https://packagist.org/packages/mitoteam/jpgraph
+ *
+ * This package is up to date for June 2023 and has PHP 8.2 support.
+ */
+class MtJpGraphRenderer extends JpGraphRendererBase
+{
+    protected static function init(): void
+    {
+        static $loaded = false;
+        if ($loaded) {
+            return;
+        }
+
+        MtJpGraph::load([
+            'bar',
+            'contour',
+            'line',
+            'pie',
+            'pie3d',
+            'radar',
+            'regstat',
+            'scatter',
+            'stock',
+        ], true); // enable Extended mode
+
+        $loaded = true;
+    }
+}