[chore:] initial rs pdf page builder

Tasks/PdfBuilder.cs

@@ -104,6 +104,11 @@ public class PdfBuilder
                 addresses.Add(addr);
         }
 
+        if (addresses.Count == 0)
+        {
+            MessageBox.Show(MainWindow._instance, "Keine validen Adressen konnten generiert werden. Abbruch.", "Fehler");
+            return;
+        }
         CreateAddressLabelPdfWithPlaceholder(addresses, placeholderText, outputPath);
 
         if (_settings.exportRunningSheets)
@@ -404,8 +409,48 @@ public class PdfBuilder
         {
             path = path + "-Laufzettel.pdf";
         }
+
+        CreateRunningSheets(setID, path);
+
+    }
+
+    public void CreateRunningSheets(int setID, string path)
+    {
+        KasAddressList list = Settings._instance.addressSets.GetAddressSetByID(setID);
+        var document = new PdfDocument();
+        document.Info.Title = $"Laufzettel für {list.Name}";
+        document.Info.Subject = "powered by logofclient";
+        document.Info.Author = "logofclient";
+
+        int margin = 50;
+
+        List<(int, int)> grouped_nums = GroupAddresses(setID);
+
+        var page = document.AddPage();
+        page.Size = PageSize.A4;
+
+        var gfx = XGraphics.FromPdfPage(page);
+
+        var width = page.Width.Point-margin;
+        var height = page.Height.Point-margin;
+        gfx.DrawLine(XPens.Black, margin, margin, margin, height);
+        gfx.DrawLine(XPens.Black, margin, margin, width, margin);
+        gfx.DrawLine(XPens.Black, width, margin, margin, height);
+        gfx.DrawLine(XPens.Black, margin, height, width, margin);
+
+        var font = new XFont("Times New Roman", 20, XFontStyleEx.BoldItalic);
+
+        gfx.DrawString($"Versand {list.Name}", font, XBrushes.Black,
+            new XRect(0, 0, page.Width.Point, page.Height.Point), XStringFormats.Center);
+
         
-        
-        
+        document.Save(path);
+    }
+
+    public List<(int, int)> GroupAddresses(int setID)
+    {
+
+
+        return null;
     }
 }