class HexaPDF::Font::TrueType::Table::Directory

Parent	HexaPDF::Font::TrueType::Table

The main table of an sfnt-housed font file, providing the table directory which contains information for loading all other tables.

See: developer.apple.com/fonts/TrueType-Reference-Manual/RM06/Chap6.html

Constants

Entry¶

A single entry in the table directory.

Accessors:

tag: The 4 byte name of the table as binary string.
checksum: Checksum of the table.
offset: Offset from the beginning of the file where the table can be found.
length: The length of the table in bytes (without the padding).

SELF_ENTRY¶

The fixed entry that represents the table directory itself.

Attributes

tag[R]¶

The type of file housed by the snft wrapper as a binary string. Two possible values are ‘true’ or 0x00010000 for a TrueType font and ‘OTTO’ for an OpenType font.

Public Instance Methods

entry(tag)¶

Returns the directory entry for the given tag or nil if no such table exists.

table_names()¶

Returns an array with all the table names (in string form) in the directory.