Class: Libis::Format::Converter::ImageConverter

Inherits:
Base
  • Object
show all
Defined in:
lib/libis/format/converter/image_converter.rb

Overview

noinspection RubyTooManyInstanceVariablesInspection

Instance Attribute Summary

Attributes inherited from Base

#flags, #options

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

category, #check_file_exist, inherited, using_temp, #using_temp

Constructor Details

#initialize ⇒ ImageConverter

Returns a new instance of ImageConverter.



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# File 'lib/libis/format/converter/image_converter.rb', line 37

def initialize
  @wm_image = nil
  super
end

Class Method Details

.input_types ⇒ Object 



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# File 'lib/libis/format/converter/image_converter.rb', line 24

def self.input_types
  [:TIFF, :JPG, :PNG, :BMP, :GIF, :PDF, :JP2, :PBM, :PGM, :PPM]
end

.multipage?(format) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/libis/format/converter/image_converter.rb', line 33

def self.multipage?(format)
  [:PDF, :TIFF, :GIF, :PBM, :PGM, :PPM].include?(format)
end

.output_types(format = nil) ⇒ Object 



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# File 'lib/libis/format/converter/image_converter.rb', line 28

def self.output_types(format = nil)
  return [] unless input_types.include?(format) if format
  [:TIFF, :JPG, :PNG, :BMP, :GIF, :PDF, :JP2]
end

Instance Method Details

#colorspace(value) ⇒ Object 



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# File 'lib/libis/format/converter/image_converter.rb', line 86

def colorspace(value)
  @options[:colorspace] = value
  self
end

#convert(source, target, format, opts = {}) ⇒ Object 



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# File 'lib/libis/format/converter/image_converter.rb', line 101

def convert(source, target, format, opts = {})
  super

  FileUtils.mkpath(File.dirname(target))

  convert_image(source, target, format)

  target

end

#delete_date(value = true) ⇒ Object 



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# File 'lib/libis/format/converter/image_converter.rb', line 91

def delete_date(value = true)
  @delete_date = value
  self
end

#dpi(value) ⇒ Object 



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# File 'lib/libis/format/converter/image_converter.rb', line 71

def dpi(value)
  @options[:density] = value
  self
end

#flatten(value = true) ⇒ Object 



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# File 'lib/libis/format/converter/image_converter.rb', line 81

def flatten(value = true)
  @options[:flatten] = value
  self
end

#image_convert(_) ⇒ Object 



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# File 'lib/libis/format/converter/image_converter.rb', line 42

def image_convert(_)
  #force usage of this converter
end

#page(nr) ⇒ Object 



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# File 'lib/libis/format/converter/image_converter.rb', line 51

def page(nr)
  @page = nr
  self
end

#profile(icc) ⇒ Object 



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# File 'lib/libis/format/converter/image_converter.rb', line 96

def profile(icc)
  @profile = icc
  self
end

#quality(value) ⇒ Object 



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# File 'lib/libis/format/converter/image_converter.rb', line 66

def quality(value)
  @options[:quality] = value
  self
end

#quiet(v) ⇒ Object 



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# File 'lib/libis/format/converter/image_converter.rb', line 46

def quiet(v)
  @quiet = !!v
  self
end

#resample(value) ⇒ Object 



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# File 'lib/libis/format/converter/image_converter.rb', line 76

def resample(value)
  @options[:resample] = value
  self
end

#resize(geometry) ⇒ Object 



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# File 'lib/libis/format/converter/image_converter.rb', line 61

def resize(geometry)
  @options[:resize] = geometry
  self
end

#scale(percent) ⇒ Object 



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# File 'lib/libis/format/converter/image_converter.rb', line 56

def scale(percent)
  @options[:scale] = percent
  self
end