Selecting a Pattern by Type
Syntax: <overlay type="pattern-name" …/>
Example: <overlay rule="@ref='true'"
type="striped-diag-up" label="Reference Compo­nent" />
Use: Specifies the name of pattern to use under specific
criteria.
The type attribute specifies the name of a well-known
pattern. The valid values of type are radial-grad,
striped-diag-up and big-X. The
radial-grad type creates a circular gradient that is white in the
middle and transparent at the outer edge. The striped-diag-up type
is a set of white diagonal stripes at a 45° angle from the lower-left to
upper-right. The big-X type is a dark grey X in the centre of the
component.
The following are the built-in pattern types: