Module: CDK::Justifications

Included in:
CDKOBJS
Defined in:
lib/cdk/mixins/justifications.rb

Instance Method Summary collapse

Instance Method Details

#justify_string(box_width, mesg_length, justify) ⇒ Object

This takes a string, a field width, and a justification type and returns the adjustment to make, to fill the justification requirement



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# File 'lib/cdk/mixins/justifications.rb', line 6

def justify_string (box_width, mesg_length, justify)
  # make sure the message isn't longer than the width
  # if it is, return 0
  if mesg_length >= box_width
    return 0
  end

  # try to justify the message
  case justify
  when LEFT
    0
  when RIGHT
    box_width - mesg_length
  when CENTER
    (box_width - mesg_length) / 2
  else
    justify
  end
end