Function

Summary

Invalidates the rectangle associated with the object, which causes it to be redisplayed.

Signature

invalidate-rectangle object &optional x y width height
=> result

Arguments

object

An instance of a subclass of graphics-ports-mixin or a subclass of capi:pinboard-object .

x

A real number.

y

A real number.

width

A real number.

height

A real number.

Values

result

A boolean.

Description

By default it invalidates the whole rectangle, but this can be limited by passing the &optional arguments.