From d0544da1ba0d591848c09bd56ca64a376276f067 Mon Sep 17 00:00:00 2001
From: Torsten Schulz <tsschulz@gmx.net>
Date: Tue, 15 Jul 2025 18:16:08 +0200
Subject: [PATCH] fix

---
 frontend/src/components/PDFGenerator.js | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

diff --git a/frontend/src/components/PDFGenerator.js b/frontend/src/components/PDFGenerator.js
index 630fbba..8909a3b 100644
--- a/frontend/src/components/PDFGenerator.js
+++ b/frontend/src/components/PDFGenerator.js
@@ -20,9 +20,20 @@ class PDFGenerator {
     }
 
     async addSchedule(element) {
-        const originalFontSize = element.style.fontSize;
-        element.style.fontSize = '12pt';
-        const canvas = await html2canvas(element, { scale: 2 });
+        const canvas = await html2canvas(element, {
+            scale: 2,
+            onclone: (clonedDoc) => {
+              // Klon des Wurzel-Elements
+              const tbl = clonedDoc.getElementById(element.id);
+              if (!tbl) return;
+        
+              // Alle Zellen und Überschriften-Elemente auswählen
+              const cells = tbl.querySelectorAll('td, th');
+              cells.forEach(cell => {
+                cell.style.fontSize = '12pt';
+              });
+            }
+          });
         const imgData = canvas.toDataURL('image/png');
         const imgWidth = 210 - this.margin * 2;
         const imgHeight = (canvas.height * imgWidth) / canvas.width;