A printer-dc% object is a printer device context. A newly
created printer-dc% object obtains orientation (portrait
versus landscape) and scaling information from the current
ps-setup% object, as determined by the
current-ps-setup parameter. This information can be
configured by the user through a dialog shown by
get-page-setup-from-user.
Be sure to use the following methods to start/end drawing:
Attempts to use a drawing method outside of an active page raises an exception.
See also post-script-dc%.
When a printer-dc% object is created, the user gets platform-specific modal dialogs for configuring the output. If the user cancels the dialog, the ok? method of the object returns #f.
constructor
(new printer-dc% [[parent parent]]) → (is-a?/c printer-dc%)
parent : (or/c (is-a?/c frame%) (is-a?/c dialog%) #f) = #f
If parent is not #f, it is used as the parent window
of the configuration dialog.