Index: sources/gui/qml/components/TickMarks.qml
===================================================================
diff -u -r56e378f7504701b9e9a9dccaf205aef2fd52c58e -r9d8a60eb984003d3f7814cbe507b1b37f519bc80
--- sources/gui/qml/components/TickMarks.qml	(.../TickMarks.qml)	(revision 56e378f7504701b9e9a9dccaf205aef2fd52c58e)
+++ sources/gui/qml/components/TickMarks.qml	(.../TickMarks.qml)	(revision 9d8a60eb984003d3f7814cbe507b1b37f519bc80)
@@ -6,8 +6,8 @@
  * WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
  *
  * \file TickMarks.qml
- * \author (last) Behrouz NemaiPour
- * \date (last) 04-Jun-2020
+ * \author (last) Behrouz NematiPour
+ * \date (last) 16-Oct-2020
  * \author (original) Behrouz NematiPour
  * \date (original) 22-Mar-2020
  *
@@ -28,9 +28,9 @@
     // if loader used then assign ranges when used.
     // since loader get the parenthood and it has no range definition.
     property int    decimal     : 0
-    property int    minimum     : parent.minimum
-    property int    maximum     : parent.maximum
-    property int    step        : parent.step
+    property real   minimum     : parent.minimum
+    property real   maximum     : parent.maximum
+    property real   step        : parent.step
     property bool   stepSnap    : false
 
     property color  color       : Colors.backgroundDialog