Raxol.Terminal.ANSI.CharacterSets.StateManager (Raxol v2.0.1)

@type charset() ::
  :us_ascii
  | :dec_special_graphics
  | :uk
  | :us
  | :finnish
  | :french
  | :french_canadian
  | :german
  | :italian
  | :norwegian_danish
  | :portuguese
  | :spanish
  | :swedish
  | :swiss

charset_state()

@type charset_state() :: %{
  active: charset(),
  single_shift: charset() | nil,
  g0: charset(),
  g1: charset(),
  g2: charset(),
  g3: charset(),
  gl: :g0 | :g1 | :g2 | :g3,
  gr: :g0 | :g1 | :g2 | :g3
}

Functions

charset_code_to_atom(code)

Converts a character set code to an atom.

clear_single_shift(state)

@spec clear_single_shift(charset_state()) :: charset_state()

Clears the single shift.

get_active(arg1)

@spec get_active(charset_state()) :: charset()

Gets the current active character set.

get_active_charset(state)

Gets the active character set by resolving the current GL setting. Returns the actual charset, not the g-set reference.

get_active_gset(state)

Gets the active G-set character set (the charset of the current GL).

get_gl(arg1)

Gets the current GL (graphics left) setting.

get_gr(arg1)

Gets the current GR (graphics right) setting.

get_gset(state, gset)

Gets a specific G-set character set.

get_single_shift(map)

@spec get_single_shift(charset_state()) :: charset() | nil

Gets the single shift character set if any.

index_to_gset(index)

Converts G-set index to atom.

new()

@spec new() :: charset_state()

Creates a new character set state with default values.

set_active(state, charset)

Sets the active character set directly.

set_g0(state, charset)

@spec set_g0(charset_state(), charset()) :: charset_state()

Sets the G0 character set.

set_g1(state, charset)

@spec set_g1(charset_state(), charset()) :: charset_state()

Sets the G1 character set.

set_g2(state, charset)

@spec set_g2(charset_state(), charset()) :: charset_state()

Sets the G2 character set.

set_g3(state, charset)

@spec set_g3(charset_state(), charset()) :: charset_state()

Sets the G3 character set.

set_gl(state, gset)

@spec set_gl(charset_state(), :g0 | :g1 | :g2 | :g3) :: charset_state()

Sets the GL (graphics left) designation.

set_gr(state, gset)

@spec set_gr(charset_state(), :g0 | :g1 | :g2 | :g3) :: charset_state()

Sets the GR (graphics right) designation.

set_gset(state, gset, charset)

Sets a specific G-set character set.

set_single_shift(state, gset_or_charset)

@spec set_single_shift(charset_state(), :g0 | :g1 | :g2 | :g3 | charset()) ::
  charset_state()

Sets a single shift to the specified G-set.

update_active(state)

Updates the active character set based on current GL setting.

validate_state(state)

Validates character set state.