class Alchemy::Custom::Model::ElFinder::Image
Represents default image handler. It uses mogrify to resize images and convert to create thumbnails.
Public Class Methods
resize(pathname, options = {})
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# File lib/alchemy/custom/model/el_finder/image.rb, line 21 def self.resize(pathname, options = {}) return nil unless File.exist?(pathname) system(::Shellwords.join(['mogrify', '-resize', "#{options[:width]}x#{options[:height]}!", pathname.to_s])) end
size(pathname)
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# File lib/alchemy/custom/model/el_finder/image.rb, line 12 def self.size(pathname) return nil unless File.exist?(pathname) s = ::ImageSize.new(File.open(pathname)).size.to_s s = nil if s.empty? return s rescue nil end
thumbnail(src, dst, options = {})
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of self.resize
# File lib/alchemy/custom/model/el_finder/image.rb, line 28 def self.thumbnail(src, dst, options = {}) return nil unless File.exist?(src) system(::Shellwords.join(['convert', '-resize', "#{options[:width]}x#{options[:height]}", '-background', 'white', '-gravity', 'center', '-extent', "#{options[:width]}x#{options[:height]}", src.to_s, dst.to_s])) end