Class: AnsiSys::Characters

Inherits:
Object
  • Object
show all
Defined in:
lib/ansisys.rb

Constant Summary collapse

WIDTHS =

widths of characters

{
  "\t" => 8,
}

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(string, sgr) ⇒ Characters

Returns a new instance of Characters.



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# File 'lib/ansisys.rb', line 94

def initialize(string, sgr)
  @string = string
  @sgr = sgr
end

Instance Attribute Details

#sgr ⇒ Object (readonly)

Select Graphic Rendition associated with the text



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# File 'lib/ansisys.rb', line 92

def sgr
  @sgr
end

#string ⇒ Object (readonly)

clear text



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# File 'lib/ansisys.rb', line 91

def string
  @string
end

Instance Method Details

#echo_on(screen, cursor, kcode = nil) ⇒ Object

echo the string onto the screen with initial cursor as cursor cursor position will be changed as the string is echoed



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# File 'lib/ansisys.rb', line 101

def echo_on(screen, cursor, kcode = nil)
  each_char(kcode) do |c|
    w = width(c)
    cursor.fit!(w)
    screen.write(c, w, cursor.cur_col, cursor.cur_row, @sgr.dup)
    cursor.advance!(w)
  end
  return self
end