# File lib/compass/sass_extensions/sprites/engines/chunky_png_engine.rb, line 12 def construct_sprite @canvas = ChunkyPNG::Image.new(width, height, ChunkyPNG::Color::TRANSPARENT) images.each do |image| input_png = ChunkyPNG::Image.from_file(image.file) canvas.replace! input_png, image.left, image.top end end
# File lib/compass/sass_extensions/sprites/engines/chunky_png_engine.rb, line 20 def save(filename) if canvas.nil? construct_sprite end canvas.save(filename, Compass.configuration.chunky_png_options) end