# Use01.rb

    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 Use01 - Simple case of 'use' on a 'rect'"
        r = 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(r, 20, 10)
    end

    rvg.draw.write('Use01.gif')

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