Method: Format#set_rotation

Defined in:
lib/WriteExcel/format.rb

#set_rotation(rotation) ⇒ Object

set_rotation($angle)

Set the rotation angle of the text. An alignment property.



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# File 'lib/WriteExcel/format.rb', line 1014

def set_rotation(rotation)
  # Argument should be a number
  return unless rotation.kind_of?(Numeric)

  # The arg type can be a double but the Excel dialog only allows integers.
  rotation = rotation.to_i

  #      if (rotation == 270)
  #         rotation = 255
  #      elsif (rotation >= -90 or rotation <= 90)
  #         rotation = -rotation +90 if rotation < 0;
  #      else
  #         # carp "Rotation $rotation outside range: -90 <= angle <= 90";
  #         rotation = 0;
  #      end
  #
  if rotation == 270
    rotation = 255
  elsif rotation >= -90 && rotation <= 90
    rotation = -rotation + 90 if rotation < 0
  else
    rotation = 0
  end

  @rotation = rotation;
end