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Versions: 6
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Contents
module Attachs
module Processors
class Image < Base
def process(destination_path, geometry)
if geometry
size, suffix = geometry.scan(/([^!#]+)(!|#)?$/).flatten
strategy = detect_strategy(suffix)
new_width, new_height = size.split('x').map(&:to_i)
resize new_width, new_height, strategy, destination_path
else
Console.convert source_path, destination_path
end
end
private
def detect_strategy(suffix)
case suffix
when '#'
:cover
when '!'
:force
else
:contain
end
end
def resize(new_width, new_height, strategy, destination_path)
options = [Attachs.configuration.convert_options]
case strategy
when :cover
options << "-resize #{new_width}x#{new_height}^ -gravity center"
options << "-crop #{new_width}x#{new_height}+0+0 +repage"
when :force
options << "-resize #{new_width}x#{new_height}\!"
when :contain
options << "-resize #{new_width}x#{new_height}"
end
Console.convert source_path, destination_path, options.join(' ')
end
end
end
end
Version data entries
6 entries across 6 versions & 1 rubygems