Sha256: 3c4ae2abc950cf594b6fcd3f94ccc642e135cff7f1531fb614e0615fd324cf10
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Size: 1.51 KB
Versions: 29
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Stored size: 1.51 KB
Contents
#! /usr/local/bin/ruby -w
require 'RMagick'
class Magick::ImageList
# Create a shadow image for each image in the list
def shadow(x_offset = 4, y_offset = 4, sigma = 4.0, opacity = 1.0)
return collect { |frame| frame.shadow(x_offset, y_offset, sigma, opacity) }
end
end
ruby = Magick::ImageList.new
# Draw a rotating "Ruby" animation
gc = Magick::Draw.new
gc.gravity = Magick::CenterGravity
gc.pointsize = 24
gc.font_weight = Magick::BoldWeight
gc.fill = "darkred"
gc.stroke = "black"
gc.stroke_width = 1
23.times do
ruby << Magick::Image.new(100, 100) {self.background_color = "none"}
gc.annotate(ruby, 0, 0, 0, 0, "Ruby")
gc.rotation = 15
end
# Create a gradient background
bg = Magick::ImageList.new
bg.new_image(99, 99, Magick::GradientFill.new(50, 50, 50, 50, "white", "tan"))
bg.border!(1, 1, "black")
# Create the animated shadows of the rotating "Ruby" animation
shadows = ruby.shadow(2, 5, 3)
# Composite the shadow animation over the background. Since there is only one
# background image, it will replicated for each frame in the shadow animation.
begin
result = bg.composite_layers(shadows)
# Composite the "Ruby" animation over the previous composite
result = result.composite_layers(ruby)
result.delay = 10
result.write("composite_layers.gif")
result[0].write("composite_layers1.gif")
rescue NotImplementedError
result = Magick::Image.read('images/notimplemented.gif').first
result.resize!(100, 100)
result.write("composite_layers.gif")
result.write("composite_layers1.gif")
end
exit
Version data entries
29 entries across 29 versions & 2 rubygems