Class: Spritely::Generators::ChunkyPng

Inherits:
Base
  • Object
show all
Defined in:
lib/spritely/generators/chunky_png.rb

Instance Attribute Summary

Attributes inherited from Base

#sprite_map

Instance Method Summary collapse

Methods inherited from Base

create!, #ensure_directory_exists!

Instance Method Details

#build! ⇒ Object 



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# File 'lib/spritely/generators/chunky_png.rb', line 7

def build!
  sprite_map.images.each do |image|
    png = ::ChunkyPNG::Image.from_blob(image.data)
    canvas.replace!(png, image.left, image.top)
  end
end

#save! ⇒ Object 



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# File 'lib/spritely/generators/chunky_png.rb', line 14

def save!
  canvas.metadata['cache_key'] = sprite_map.cache_key
  canvas.save(sprite_map.filename, :fast_rgba)
end