prefab: Environ - environment for ITV toolkit
to provide a graphics framework for a collection of items
SYNOPSIS
include "draw.m";
include "prefab.m";
prefab := load Prefab Prefab->PATH;
Environ: adt
{
screen: ref Draw->Screen;
style: ref Style;
};
DESCRIPTION
The
Environ
type collects the
Style
and
Screen
types necessary to specify how and where to draw
Prefab
items.
screen
Specifies the
Screen
upon which items will be displayed.
style
Specifies the
Style
for items in an environment.
To draw various items in different fonts or colors,
the application should associate different
Environ
objects with the various.
(But see also the
layout
functions in
prefab-element(2)
and
prefab-compound(2)).