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| Font::TTF::OldMort(3) | User Contributed Perl Documentation | Font::TTF::OldMort(3) |
NAME
Font::TTF::OldMort - Glyph Metamorphosis table in a fontDESCRIPTION
INSTANCE VARIABLES
- version
- table version number (Fixed: currently 1.0)
- chains
- list of metamorphosis chains, each of which has its own fields:
- defaultFlags
- chain's default subfeature flags (UInt32)
- featureEntries
- list of feature entries, each of which has fields:
- type
- setting
- enable
- disable
- subtables
- list of metamorphosis subtables, each of which has fields:
- type
- subtable type (0: rearrangement; 1: contextual substitution; 2: ligature; 4: non-contextual substitution; 5: insertion)
- direction
- processing direction ('LR' or 'RL')
- orientation
- applies to text in which orientation ('VH', 'V', or 'H')
- subFeatureFlags
- the subfeature flags controlling whether the table is used (UInt32)
Further fields depend on the type of subtable:
Rearrangement table:
- classes
- array of lists of glyphs
- states
- array of arrays of hashes{'nextState', 'flags'}
Contextual substitution table:
- classes
- array of lists of glyphs
- states
- array of array of hashes{'nextState', 'flags', 'actions'}, where "actions" is an array of two elements which are offsets to be added to [marked, current] glyph to get index into "mappings" (or "undef" if no mapping to be applied)
- mappings
- list of glyph codes mapped to through the state table mappings
Ligature table:
Non-contextual substitution table:
Insertion table:
METHODS
$t->read
Reads the table into memory$t->out($fh)
Writes the table to a file either from memory or by copying$t->print($fh)
Prints a human-readable representation of the tableBUGS
None knownAUTHOR
Jonathan Kew <http://scripts.sil.org/FontUtils>.LICENSING
Copyright (c) 1998-2016, SIL International (http://www.sil.org)This module is released under the terms of the Artistic License 2.0. For details, see the full text of the license in the file LICENSE.
| 2016-08-03 | perl v5.32.1 |
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