Form Field
The form field visual has only a visual appearance function. It allows you to draw a container (rectangle) that you can use for organically show the various visual objects present in the report.
Form Field example
The Form Field visual object has a configuration panel that allow to configure the graphical appearance.
Style
Form Field Style
The Style panel allows you to configure the general style of the Form Field visual object, as well as the Z-order used to determine which one of the Visual objects appears on top of the other when they are overlapped.