Module: Chem::Type::PNGType

Defined in:
lib/chem/db/types/type_png.rb

Class Method Summary collapse

Class Method Details

.detect_file(file) ⇒ Object



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# File 'lib/chem/db/types/type_png.rb', line 7

def self.detect_file file
  begin
    require 'RMagick'
  rescue LoadError
    return false
  end
  ['.png', '.gif', '.jpg', '.jpeg', '.tiff'].include?(File.extname(file))
end

.detect_type(type) ⇒ Object



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# File 'lib/chem/db/types/type_png.rb', line 21

def self.detect_type type
  type == :png
end

.parse(file) ⇒ Object

ChemRuby will never parse PNG ;)

Raises:

  • (NotImplementedError)


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# File 'lib/chem/db/types/type_png.rb', line 17

def self.parse file
  raise NotImplementedError
end

.save(mol, filename, params = {}) ⇒ Object



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# File 'lib/chem/db/types/type_png.rb', line 25

def self.save mol, filename, params = {}
  require 'chem/db/rmagick.rb'
  RMagickWriter.save(mol, filename, params)
end