no font is fatal to pngs, not a warning

joiningdata · Feb 11, 2020 · b108266 · b108266
1 parent e10d771
commit b108266
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/drawing/png.go b/drawing/png.go
@@ -54,6 +54,9 @@ func (s *Settings) DrawPNG(w io.Writer, dpi float64, changelist []string, g *dat
 		s.TextPadding *= dpiScale
 		s.dpi = dpi
 	}
+	if theFont == nil {
+		log.Fatalf("no font loaded - cannot make PNG!")
+	}
 	d := s.prepare(changelist, g)
 	d.png(w)
 }