ApplyDifferences modifies or wraps the base encoding and overlays differences over it.

ExpandLigatures returns `runes` as a string with ligatures expanded.

FromFontDifferences converts `diffList` (a /Differences array from an /Encoding object) to a map representing character code to glyph mappings.

GlyphToRune returns the rune corresponding to glyph `glyph` if there is one.

NewCMapEncoder returns a new CMapEncoder based on the predefined encoding `baseName`.

NewCustomSimpleTextEncoder returns a simpleEncoder based on map `encoding` and difference map `differences`.

NewIdentityTextEncoder returns a new IdentityEncoder based on predefined encoding `baseName` and difference map `differences`.

NewMacExpertEncoder returns a SimpleEncoder that implements MacExpertEncoding.

NewMacRomanEncoder returns a SimpleEncoder that implements MacRomanEncoding.

NewPdfDocEncoder returns a SimpleEncoder that implements PdfDocEncoding.

NewSimpleTextEncoder returns a simpleEncoder based on predefined encoding `baseName` and difference map `differences`.

NewStandardEncoder returns a SimpleEncoder that implements StandardEncoding.

NewSymbolEncoder returns a SimpleEncoder that implements SymbolEncoding.

NewTrueTypeFontEncoder creates a new text encoder for TTF fonts with a runeToGlyphIndexMap that has been preloaded from the font file.

NewUTF16TextEncoder returns a new UTF16Encoder based on the predefined encoding `baseName`.

NewWinAnsiEncoder returns a simpleEncoder that implements WinAnsiEncoding.

NewZapfDingbatsEncoder returns a SimpleEncoder that implements ZapfDingbatsEncoding.

RegisterSimpleEncoding registers a SimpleEncoder constructer by PDF encoding name.

RuneToGlyph is the reverse of the table lookups in GlyphToRune.

RuneToString converts rune `r` to a string.

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MissingCodeString replaces strings that can't be decoded.

CMapEncoder encodes/decodes strings based on CMap mappings.

IdentityEncoder represents an 2-byte identity encoding.

TrueTypeFontEncoder handles text encoding for composite TrueType fonts.

UTF16Encoder represents UTF-16 encoding.

SimpleEncoder represents a 1 byte encoding.

TextEncoder defines the common methods that a text encoder implementation must have in UniDoc.

CharCode is a character code used in the specific encoding.

GID is a glyph index.

GlyphName is a name of a glyph.