class Prawn::Text::Formatted::LineWrap

Implements individual line wrapping of formatted text.

@private

Attributes

The number of spaces in the last wrapped line. @return [Integer]

Public Instance Methods

Source

# File lib/prawn/text/formatted/line_wrap.rb, line 24
def paragraph_finished?
  @newline_encountered || next_string_newline? || @arranger.finished?
end

Whether this line is the last line in the paragraph.

@return [Boolean]

tokenize (fragment)

Source

# File lib/prawn/text/formatted/line_wrap.rb, line 32
def tokenize(fragment)
  fragment.scan(scan_pattern(fragment.encoding))
end

Break the fragment into tokens.

@param fragment [String] @return [Array<String>]

width ()

Source

# File lib/prawn/text/formatted/line_wrap.rb, line 13
def width
  @accumulated_width || 0
end

The width of the last wrapped line.

@return [Number]

wrap_line (options)

Source

# File lib/prawn/text/formatted/line_wrap.rb, line 47
def wrap_line(options)
  initialize_line(options)

  # rubocop: disable Lint/AssignmentInCondition
  while fragment = @arranger.next_string
    # rubocop: enable Lint/AssignmentInCondition
    @fragment_output = +''

    fragment.lstrip! if first_fragment_on_this_line?(fragment)
    next if empty_line?(fragment)

    unless apply_font_settings_and_add_fragment_to_line(fragment)
      break
    end
  end
  @arranger.finalize_line
  @accumulated_width = @arranger.line_width
  @space_count = @arranger.space_count
  @arranger.line
end

Work in conjunction with the {Prawn::Text::Formatted::Arranger} defined in the ‘:arranger` option to determine what formatted text will fit within the width defined by the `:width` option.

@param options [Hash{Symbol => any}] @option options :document [Prawn::Document] @option options :kerning [Boolean] @option options :width [Number] @option options :disable_wrap_by_char [Boolean] @option options :arranger [Prawn::Text::Formatted::Arranger] @return [String]