{
    "mode": "perldoc",
    "parameter": "Font::TTF::OldMort",
    "section": "",
    "url": "https://www.chedong.com/phpMan.php/perldoc/Font%3A%3ATTF%3A%3AOldMort/json",
    "generated": "2026-07-05T09:38:10Z",
    "sections": {
        "NAME": {
            "content": "Font::TTF::OldMort - Glyph Metamorphosis table in a font\n",
            "subsections": []
        },
        "DESCRIPTION": {
            "content": "",
            "subsections": []
        },
        "INSTANCE VARIABLES": {
            "content": "version\ntable version number (Fixed: currently 1.0)\n\nchains\nlist of metamorphosis chains, each of which has its own fields:\n\ndefaultFlags\nchain's default subfeature flags (UInt32)\n\nfeatureEntries\nlist of feature entries, each of which has fields:\n\ntype\nsetting\nenable\ndisable\n\nsubtables\nlist of metamorphosis subtables, each of which has fields:\n\ntype\nsubtable type (0: rearrangement; 1: contextual substitution; 2: ligature; 4:\nnon-contextual substitution; 5: insertion)\n\ndirection\nprocessing direction ('LR' or 'RL')\n\norientation\napplies to text in which orientation ('VH', 'V', or 'H')\n\nsubFeatureFlags\nthe subfeature flags controlling whether the table is used (UInt32)\n\nFurther fields depend on the type of subtable:\n\nRearrangement table:\n\nclasses\narray of lists of glyphs\n\nstates\narray of arrays of hashes{'nextState', 'flags'}\n\nContextual substitution table:\n\nclasses\narray of lists of glyphs\n\nstates\narray of array of hashes{'nextState', 'flags', 'actions'}, where \"actions\" is an\narray of two elements which are offsets to be added to [marked, current] glyph\nto get index into \"mappings\" (or \"undef\" if no mapping to be applied)\n\nmappings\nlist of glyph codes mapped to through the state table mappings\n\nLigature table:\n\nNon-contextual substitution table:\n\nInsertion table:\n",
            "subsections": []
        },
        "METHODS": {
            "content": "$t->read\nReads the table into memory\n\n$t->out($fh)\nWrites the table to a file either from memory or by copying\n\n$t->print($fh)\nPrints a human-readable representation of the table\n",
            "subsections": []
        },
        "BUGS": {
            "content": "None known\n",
            "subsections": []
        },
        "AUTHOR": {
            "content": "Jonathan Kew <http://scripts.sil.org/FontUtils>.\n",
            "subsections": []
        },
        "LICENSING": {
            "content": "Copyright (c) 1998-2016, SIL International (http://www.sil.org)\n\nThis module is released under the terms of the Artistic License 2.0. For details, see the full\ntext of the license in the file LICENSE.\n",
            "subsections": []
        }
    },
    "summary": "Font::TTF::OldMort - Glyph Metamorphosis table in a font",
    "flags": [],
    "examples": [],
    "see_also": []
}