Added labels to the exponential slider

src/VehicleSetup/JoystickConfig.qml

@@ -456,22 +456,29 @@ SetupPage {
                             Column {
                                 spacing: ScreenTools.defaultFontPixelHeight / 3
 
-                                /*QGCCheckBox {
-                                    id:         exponential
-                                    checked:    _activeJoystick ? _activeJoystick.exponential : false
-                                    text:       qsTr("Use exponential curve on roll, pitch, yaw")
-
-                                    onClicked:  _activeJoystick.exponential = checked
-                                }*/
-                                QGCSlider {
-                                    id: expoSlider
-                                    value: -_activeJoystick.exponential
-                                    minimumValue: 0
-                                    maximumValue: 0.5
-                                    Binding {
-                                       target: _activeJoystick
-                                       property: "exponential"
-                                       value:-expoSlider.value
+                                QGCLabel {
+                                    id:                 expoSliderLabel
+                                    text:               qsTr("Exponential:")
+                                }
+
+                                Row {
+
+                                    QGCSlider {
+                                        id: expoSlider
+                                        value: -_activeJoystick.exponential
+                                        minimumValue: 0
+                                        maximumValue: 0.75
+
+                                        Binding {
+                                           target: _activeJoystick
+                                           property: "exponential"
+                                           value:-expoSlider.value
+                                        }
+                                     }
+
+                                    QGCLabel {
+                                        id:     expoSliderIndicator
+                                        text:   expoSlider.value.toFixed(2)
                                     }
                                 }
                             }