The dialog appears when you right-click on a heat map, select a group field from the Format Rectangle submenu. It enables you to customize the line properties of the rectangle separator of the specified group. See the dialog.
Color
Specifies the color of the separator.
Transparency
Specifies the transparency for color of the separator.
Line Style
Specifies the line style of the separator.
Thickness
Specifies the thickness of the separator, in pixels.
OK
Applies the changes and closes the dialog.
Cancel
Does not retain any changes and closes the dialog.
Help
Displays the help document about this feature.
