#!/home/software/ruby-1.8.7/bin/ruby -w
require "RMagick"
img = Magick::Image.read("images/Flower_Hat.jpg").first
# Make a watermark from the word "RMagick"
mark = Magick::Image.new(140, 40) {self.background_color = "none"}
gc = Magick::Draw.new
gc.annotate(mark, 0, 0, 0, -5, "RMagick") do
gc.gravity = Magick::CenterGravity
gc.pointsize = 32
if RUBY_PLATFORM =~ /mswin32/
gc.font_family = "Georgia"
else
gc.font_family = "Times"
end
gc.fill = "white"
gc.stroke = "none"
end
mark = mark.wave(2.5, 70).rotate(-90)
# Composite the watermark in the lower right (southeast) corner.
img2 = img.watermark(mark, 0.25, 0, Magick::SouthEastGravity)
img2.write("watermark.jpg")