# wet_floor.rb

    #!/usr/bin/env ruby

    require 'RMagick'

    results = Magick::ImageList.new

    img = Magick::Image.new(270, 60) {self.background_color = "black" }

    gc = Magick::Draw.new
    gc.annotate(img, 0, 0, 0, -15, "RUBY!") do
        gc.fill = '#a00'
        gc.stroke = '#f00'
        gc.stroke_width = 2
        gc.font_weight = Magick::BoldWeight
        gc.gravity = Magick::SouthGravity
      if RUBY_PLATFORM =~ /mswin32/
        gc.font_family = "Georgia"
          gc.pointsize = 76
      else
          gc.font_family = "times"
        gc.pointsize = 80
      end
    end

    # Add a little bit of shading
    if Magick.const_defined? "HardLightCompositeOp"
        shade = img.shade(true, 310, 30)
        img.composite!(shade, Magick::CenterGravity, Magick::HardLightCompositeOp)
    end

    # Create the default reflection
    reflection = img.wet_floor

    ilist = Magick::ImageList.new
    ilist << img << reflection
    results << ilist.append(true)

    # Change the initial level of transparency and the rate of transition
    ilist[1] = img.wet_floor(0.25, 0.5)
    results << ilist.append(true)

    # Add a slant
    xform = Magick::AffineMatrix.new(1.0, 0.0, Math::PI/4.0, 1.0, 0.0, 0.0)
    ilist[1] = ilist[1].affine_transform(xform)
    results << ilist.append(true)

    # Add a ripple
    ilist[1] = ilist[1].rotate(90).wave(2, 10).rotate(-90)
    results << ilist.append(true)

    # Montage into a single demo image. Use a white background so
    # there won't be any problems with transparency in the browser.
    result = results.montage do
        self.geometry = '270x120'
        self.tile = '1x4'
        self.background_color = 'black'
    end
    result.write('wet_floor.gif')

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