--- a/src/PrinterDialog.h	Mon May 23 14:16:44 2022 +0200
+++ b/src/PrinterDialog.h	Sat May 28 16:59:36 2022 +0200
@@ -6,7 +6,7 @@
 #include <QPainter>
 
 
-enum JobType { PR_SUPPLIES, PR_YEASTBANK, PR_RECIPE };
+enum JobType { PR_SUPPLIES, PR_YEASTBANK, PR_RECIPE, PR_PRODUCT };
 
 namespace Ui {
 class PrinterDialog;
@@ -37,6 +37,8 @@
     int p_rec;
 
     void printHeader(QPainter *painter);
+    QString strDensity(double density);
+    QString strDiff(double v1, double v2, int decimals, QString suffix);
 };
 
 #endif