Add bin and edit workflow

2026-09-16 13:11:16 -06:00
parent c8ac4fcae5
commit 4cee170d66
17576 changed files with 895740 additions and 2 deletions
@@ -0,0 +1,89 @@
+# frozen_string_literal: true
+
+module TTFunk
+  class Table
+    # Compact Font Format (`CFF `) table
+    class Cff < TTFunk::Table
+      autoload :Charset, 'ttfunk/table/cff/charset'
+      autoload :Charsets, 'ttfunk/table/cff/charsets'
+      autoload :Charstring, 'ttfunk/table/cff/charstring'
+      autoload :CharstringsIndex, 'ttfunk/table/cff/charstrings_index'
+      autoload :Dict, 'ttfunk/table/cff/dict'
+      autoload :Encoding, 'ttfunk/table/cff/encoding'
+      autoload :Encodings, 'ttfunk/table/cff/encodings'
+      autoload :FdSelector, 'ttfunk/table/cff/fd_selector'
+      autoload :FontDict, 'ttfunk/table/cff/font_dict'
+      autoload :FontIndex, 'ttfunk/table/cff/font_index'
+      autoload :Header, 'ttfunk/table/cff/header'
+      autoload :Index, 'ttfunk/table/cff/index'
+      autoload :OneBasedIndex, 'ttfunk/table/cff/one_based_index'
+      autoload :Path, 'ttfunk/table/cff/path'
+      autoload :PrivateDict, 'ttfunk/table/cff/private_dict'
+      autoload :SubrIndex, 'ttfunk/table/cff/subr_index'
+      autoload :TopDict, 'ttfunk/table/cff/top_dict'
+      autoload :TopIndex, 'ttfunk/table/cff/top_index'
+
+      # Table tag. The extra space is important.
+      TAG = 'CFF '
+
+      # Table header.
+      # @return [TTFunk::Table::Cff::Header]
+      attr_reader :header
+
+      # Name index.
+      # @return [TTFunk::Table::Cff::Index]
+      attr_reader :name_index
+
+      # Top dict index.
+      # @return [TTFunk::Table::Cff::TopIndex]
+      attr_reader :top_index
+
+      # Strings index.
+      # @return [TTFunk::Table::Cff::OneBasedIndex]
+      attr_reader :string_index
+
+      # Global subroutine index.
+      # @return [TTFunk::Table::Cff::SubrIndex]
+      attr_reader :global_subr_index
+
+      # Table tag.
+      # @return [String]
+      def tag
+        TAG
+      end
+
+      # Encode table.
+      #
+      # @param subset [TTFunk::Subset::MacRoman, TTFunk::Subset::Windows1252,
+      #   TTFunk::Subset::Unicode, TTFunk::Subset::Unicode8Bit]
+      # @return [TTFunk::EncodedString]
+      def encode(subset)
+        # Make sure TopDict has an entry for encoding so it could be properly replaced
+        top_index[0][TopDict::OPERATORS[:encoding]] = 0
+
+        EncodedString.new do |result|
+          result.concat(
+            header.encode,
+            name_index.encode,
+            top_index.encode,
+            string_index.encode,
+            global_subr_index.encode,
+          )
+
+          charmap = subset.new_cmap_table[:charmap]
+          top_index[0].finalize(result, charmap)
+        end
+      end
+
+      private
+
+      def parse!
+        @header = Header.new(file, offset)
+        @name_index = Index.new(file, @header.table_offset + @header.length)
+        @top_index = TopIndex.new(file, @name_index.table_offset + @name_index.length)
+        @string_index = OneBasedIndex.new(file, @top_index.table_offset + @top_index.length)
+        @global_subr_index = SubrIndex.new(file, @string_index.table_offset + @string_index.length)
+      end
+    end
+  end
+end