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Versions: 18
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Contents
module SpriteFactory
module Layout
module Horizontal
def self.layout(images, options = {})
width = options[:width]
height = options[:height]
hpadding = options[:hpadding] || 0
vpadding = options[:vpadding] || 0
hmargin = options[:hmargin] || 0
vmargin = options[:vmargin] || 0
max_height = height || (2 *(vpadding + vmargin) + images.map{|i| i[:height]}.max)
x = 0
images.each do |i|
if width
i[:cssw] = width
i[:cssx] = x
i[:x] = x + (width - i[:width]) / 2
else
i[:cssw] = i[:width] + (2 * hpadding) # image width plus padding
i[:cssx] = x + hmargin # anchored at x
i[:x] = i[:cssx] + hpadding # image drawn offset to account for padding
end
if height
i[:cssh] = height
i[:cssy] = 0
i[:y] = 0 + (height - i[:height]) / 2
else
i[:cssh] = i[:height] + (2 * vpadding) # image height plus padding
i[:cssy] = (max_height - i[:cssh]) / 2 # centered vertically
i[:y] = i[:cssy] + vpadding # image drawn offset to account for padding
end
x += i[:cssw] + 2 * hmargin
end
{ :width => x, :height => max_height }
end
end
end
end
Version data entries
18 entries across 18 versions & 2 rubygems