Defoma::Font(3pm) Defoma::Font(3pm)
NAME
Defoma::Font - Defoma module to handle font and font-cache.
SYNOPSIS
use Defoma::Font;
defoma_font_register( category, font, hints... );
defoma_font_unregister( category, font );
defoma_font_reregister( category, font, hints... );
defoma_font_if_register( category, font );
@fonts = defoma_font_get_fonts( category );
@hints = defoma_font_get_hints( category, font );
%failedapps = defoma_font_get_failed ( category, font );
DESCRIPTION
Defoma::Font is a Defoma module to handle registration/unregistration of fonts and font-
caches. It provides functions listed above which are supposed to be called from Defo-
ma-configuration scripts when the scripts want to register/unregister a font, and need to
retrieve the data recorded in a font-cache, which holds fonts and their hints.
defoma_font_register is a function used to register a specified font into a specified cat-
egory with specified hints. If the specified font is already registered, it returns non-
zero. Otherwise the font and the hints are registered into the font-cache of the specified
category, and further Defoma-configuration scripts get called which accept the specified
category with register command.
defoma_font_unregister is a function used to unregister a specified font from a specified
category. If the font is not registered in the category, it returns non-zero. Otherwise
further Defoma-configuration scripts get called which accept the specified category with
unregister command, and the font and the hints are removed from the font-cache of the cat-
egory.
defoma_font_reregister is a function which actually calls defoma_font_unregister and defo-
ma_font_register in order. If a specified font if not registered in a specified category,
unregisteration is skipped. If the font is already registered in another category, it re-
turns non-zero.
defoma_font_if_register if a function that checks if a specified font is registered in a
specified category. If the font is registered, it returns non-zero. Otherwise it returns
zero.
defoma_font_get_fonts is a function used to obtain a list of fonts reigstered in the spec-
ified category. It returns a list of fonts in an array. (font1 font2 font3 ...)
defoma_font_get_hints is a function used to obtain hints of the specified font registered
in the specified category. It returns a list of hints in an array.
defoma_font_get_failed is a function used to obtain applications for which Defoma failed
to configure the specified font. It returns a hash whose keys are applications and whose
values are error status.
EXAMPLES
1. Register 'Helvetica-Bold' in postscript category with hints.
$font = 'Helvetica-Bold';
@hints = ('--Family', 'Helvetica', '--Weight', 'Bold',
'--Charset', 'ISO8859-1);
defoma_font_register('postscript', $font, @hints);
2. Unregister 'foo.pfa' from type1 category.
$font = '/usr/share/fonts/foo.pfa';
defoma_font_unregister('type1', $font);
3. Unregister 'foo.pfa' from type1 category if registered.
$font = '/usr/share/fonts/foo.pfa';
if (defoma_font_if_register('type1', $font)) {
defoma_font_unregister('type1', $font);
}
4. Get a list of fonts and their hints.
%hash = ();
@fonts = defoma_font_get_fonts('x-postscript');
foreach $font (@fonts) {
$hash{$font} = [];
@{$hash{$font}} = defoma_font_get_hints('x-postscript', $font);
}
March 4, 2001 Defoma::Font(3pm)
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