TTFunk::Subset::Unicode

Public Class Methods

new(original) click to toggle source
# File lib/ttfunk/subset/unicode.rb, line 7
def initialize(original)
  super
  @subset = Set.new
end

Public Instance Methods

covers?(character) click to toggle source
# File lib/ttfunk/subset/unicode.rb, line 24
def covers?(character)
  true
end
from_unicode(character) click to toggle source
# File lib/ttfunk/subset/unicode.rb, line 32
def from_unicode(character)
  character
end
includes?(character) click to toggle source
# File lib/ttfunk/subset/unicode.rb, line 28
def includes?(character)
  @subset.includes(character)
end
to_unicode_map() click to toggle source
# File lib/ttfunk/subset/unicode.rb, line 16
def to_unicode_map
  @subset.inject({}) { |map, code| map[code] = code; map }
end
unicode?() click to toggle source
# File lib/ttfunk/subset/unicode.rb, line 12
def unicode?
  true
end
use(character) click to toggle source
# File lib/ttfunk/subset/unicode.rb, line 20
def use(character)
  @subset << character
end

Protected Instance Methods

new_cmap_table(options) click to toggle source
# File lib/ttfunk/subset/unicode.rb, line 38
def new_cmap_table(options)
  mapping = @subset.inject({}) { |map, code| map[code] = unicode_cmap[code]; map }
  TTFunk::Table::Cmap.encode(mapping, :unicode)
end
original_glyph_ids() click to toggle source
# File lib/ttfunk/subset/unicode.rb, line 43
def original_glyph_ids
  ([0] + @subset.map { |code| unicode_cmap[code] }).uniq.sort
end

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