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Demonstrating alpha transparency too

dev
Andy Meneely 2014-08-12 12:43:13 -04:00
parent b3eb3b6876
commit 0fc5ed2857
1 changed files with 4 additions and 2 deletions
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6
samples/load_images.rb
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@ -19,9 +19,11 @@ Squib::Deck.new(width: 825, height: 1125, cards: 1) do
# relative to the SVG page. See this example in an SVG editor
svg file: 'offset.svg', id: 'thing', x: 0, y: 0, width: 600, height: 600
# Over 15 different blending operators are supported. See http://cairographics.org/operators
# Over 15 different blending operators are supported.
# See http://cairographics.org/operators
# Alpha transparency too
png file: 'ball.png', x: 50, y: 700
png file: 'grit.png', x: 70, y: 750, blend: :color_burn
png file: 'grit.png', x: 70, y: 750, blend: :color_burn, alpha: 0.75
save prefix: 'load_images_', format: :png
end