Method: Magick::RVG::Transformable#scale

Defined in:
lib/rvg/transformable.rb

#scale(sx, sy = nil) {|_self| ... } ⇒ Object

Multiply the x-coordinates by sx and the y-coordinates by sy. If sy is omitted it defaults to sx.

Yields:

  • (_self)

Yield Parameters:


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# File 'lib/rvg/transformable.rb', line 72

def scale(sx, sy=nil)
    sy ||= sx
    begin
        @transforms << [:scale, [Float(sx), Float(sy)]]
    rescue ArgumentError
        raise ArgumentError, "arguments must be convertable to float (got #{sx.class}, #{sy.class})"
    end
    yield(self) if block_given?
    self
end