File: use03.rb

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ruby-rmagick 6.0.1-3
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require 'rvg/rvg'

Magick::RVG.dpi = 90

rvg = Magick::RVG.new(10.cm, 3.cm).viewbox(0, 0, 100, 30) do |canvas|
  canvas.background_fill = 'white'
  canvas.desc = "Example - 'use' with a 'transform' attribute"

  myrect = Magick::RVG::Group.new do |grp|
    grp.rect(60, 10)
  end
  canvas.rect(99.6, 29.6, 0.1, 0.1).styles(fill: 'none', stroke: 'blue', stroke_width: 0.2)
  canvas.use(myrect).translate(20, 2.5).rotate(10)
end

rvg.draw.write('use03.gif')