[gegl] dropshadow: add some reasonable ui step values to parameters

[Øyvind "pippin" Kolås <ok src gnome org>]

commit 0449b85e389223e5e116240a270ea6a0e0bfc122
Author: thetoastcaper <thetoastcaper gmail com>
Date:   Tue Sep 25 11:46:46 2018 -0400

    dropshadow: add some reasonable ui step values to parameters

 operations/common/dropshadow.c | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/operations/common/dropshadow.c b/operations/common/dropshadow.c
index 071f227e6..ef26b4003 100644
--- a/operations/common/dropshadow.c
+++ b/operations/common/dropshadow.c
@@ -25,18 +25,21 @@
 property_double (x, _("X"), 20.0)
   description   (_("Horizontal shadow offset"))
   ui_range      (-40.0, 40.0)
+  ui_steps      (1, 10)
   ui_meta       ("unit", "pixel-distance")
   ui_meta       ("axis", "x")
 
 property_double (y, _("Y"), 20.0)
   description   (_("Vertical shadow offset"))
   ui_range      (-40.0, 40.0)
+  ui_steps      (1, 10)
   ui_meta       ("unit", "pixel-distance")
   ui_meta       ("axis", "y")
 
 property_double (radius, _("Blur radius"), 10.0)
   value_range   (0.0, G_MAXDOUBLE)
   ui_range      (0.0, 300.0)
+  ui_steps      (1, 5)
   ui_gamma      (1.5)
   ui_meta       ("unit", "pixel-distance")
 
@@ -49,6 +52,7 @@ property_color  (color, _("Color"), "black")
  */
 property_double (opacity, _("Opacity"), 0.5)
   value_range   (0.0, 2.0)
+  ui_steps      (0.01, 0.10)
 
 #else