class Inch::Badge::Image::PNG
Public Instance Methods
save()
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# File lib/inch/badge/image/png.rb, line 7 def save base_image = ChunkyPNG::Image.from_file( Config.image_path('bg.png') ) x = 0 @grades.each do |grade| grade.width.times do |i| if x < grade.section_width badge = load_image( Config.image_path("grade-#{grade.name}-#{grade.prefix(x)}.png") ) base_image.compose!(badge, 34+x, 0) end x += 1 end end base_image.save(@filename, :fast_rgba) end
Private Instance Methods
load_image(filename)
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# File lib/inch/badge/image/png.rb, line 26 def load_image(filename) @cache ||= {} @cache[filename] ||= ChunkyPNG::Image.from_file(filename) @cache[filename] end