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Adding in alpha transparency to png

dev
Andy Meneely 2014-07-18 15:36:58 -04:00
parent 131aa56e0a
commit a91b3189fc
2 changed files with 4 additions and 4 deletions
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4
lib/squib/api/image.rb
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@ -1,10 +1,10 @@
module Squib module Squib
class Deck class Deck
def png(range: :all, file: nil, x: 0, y: 0) def png(range: :all, file: nil, x: 0, y: 0, alpha: 1.0)
range = rangeify(range) range = rangeify(range)
file = fileify(file) file = fileify(file)
range.each{ |i| @cards[i].png(file, x, y) } range.each{ |i| @cards[i].png(file, x, y, alpha) }
end end
def svg(range: :all, file: nil, x: 0, y: 0) def svg(range: :all, file: nil, x: 0, y: 0)

4
lib/squib/graphics/image.rb
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@ -1,11 +1,11 @@
module Squib module Squib
class Card class Card
def png(file, x, y) def png(file, x, y, alpha)
cc = cairo_context cc = cairo_context
png = Cairo::ImageSurface.from_png(file) png = Cairo::ImageSurface.from_png(file)
cc.set_source(png, x, y) cc.set_source(png, x, y)
cc.paint cc.paint(alpha)
end end
def svg(file, x, y) def svg(file, x, y)