Class

Summary

A subclass of pinboard-object that displays a line drawn around two edges of the area enclosed by the pinboard object.

Package

capi

Superclasses

line-pinboard-object

Initargs

:type

The type of line.

Description

A subclass of line-pinboard-object which displays a line around the edge of the pinboard object rather than diagonally.

type can be one of two values.

:vertical-first

Draw top-left to bottom-left to bottom-right.

:horizontal-first

Draw top-left to top-right to bottom-right.

The main use of this class is to produce graphs with right-angled edges rather than diagonal ones.

Example

(capi:contain 

 (make-instance

  'capi:right-angle-line-pinboard-object

  :start-x 20 :start-y 20

  :end-x 280 :end-y 100))

(capi:contain 

 (make-instance

  'capi:right-angle-line-pinboard-object

  :start-x 20 :start-y 120

  :end-x 280 :end-y 200 

  :type :horizontal-first))

See also

pinboard-layout
Creating graphical objects