1Font::TTF::Delta(3)   User Contributed Perl Documentation  Font::TTF::Delta(3)
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NAME

6       Font::TTF::Delta - Opentype Device tables
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DESCRIPTION

9       Each device table corresponds to a set of deltas for a particular point
10       over a range of ppem values.
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12       first
13           The first ppem value in the range
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15       last
16           The last ppem value in the range
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18       val This is an array of deltas corresponding to each ppem in the range
19           between first and last inclusive.
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21       fmt This is the fmt used (log2 of number bits per value) when the
22           device table was read. It is recalculated on output.
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METHODS

25   new
26       Creates a new device table
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28   read
29       Reads a device table from the given IO object at the current location
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31   out($fh, $style)
32       Outputs a device table to the given IO object at the current location,
33       or just returns the data to be output if $style != 0
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35   $d->signature()
36       Returns a content based identifying string for this delta for
37       compression purposes
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39   $d->out_xml($context)
40       Outputs a delta in XML
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AUTHOR

43       Martin Hosken <http://scripts.sil.org/FontUtils>.
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LICENSING

46       Copyright (c) 1998-2016, SIL International (http://www.sil.org)
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48       This module is released under the terms of the Artistic License 2.0.
49       For details, see the full text of the license in the file LICENSE.
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53perl v5.36.0                      2023-01-20               Font::TTF::Delta(3)
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