Layer Visibility Page, Map Dialog Boxes
Set Visibility options to control the display for a map layer.
When the report is initially run
Select an option to indicate whether to show or hide an item when a report first runs.
Select this option to show the item.
Select this option to hide the item.
Show or hide based on a zoom value
Select this option to vary the initial visibility based on the map viewport zoom level.
Show or hide based on an expression
Select this option to vary the initial visibility by using an expression. Type an expression that evaluates to one of the following values:
Visible Displays the layer.
Hidden Hides the layer.
ZoomBased Displays the layer if the map viewport zoom level is between minimum zoom and maximum zoom inclusive.
Click the Expression (fx) button to edit the expression.
Select a percent zoom level that controls whether to display this item if the map viewport zoom level is below this value.
Select a percent zoom level that controls whether to display this item if the map viewport zoom level is above this value.
Select a value that controls the opacity of this layer. Use higher values to make the layer more transparent. To set the layer for no transparency, type 0.