Class: Pdfrb::Model::Type::Halftone

Inherits:
Cos::Dictionary show all
Defined in:
lib/pdfrb/model/type/halftone.rb

Overview

Halftone dictionary (s8.7.4). Halftones control how continuous tones are simulated via dot patterns for printing. Six halftone types exist in the PDF spec.

Direct Known Subclasses

HalftoneType1, HalftoneType5, HalftoneType6

Instance Attribute Summary

Attributes inherited from Object

#document, #gen, #oid, #value

Instance Method Summary collapse

Methods inherited from Cos::Dictionary

#[], #[]=, arlington_available?, arlington_default, arlington_key_to_symbol, arlington_loaded_for?, arlington_mark_loaded, arlington_object, arlington_one_type_to_ruby, arlington_required?, arlington_types_to_ruby, arlington_version, define_field, define_field_from_arlington, #delete, #each, each_field, #each_raw, #empty?, field, #initialize, #key?, #keys, lookup_type, own_fields, #pdf_type, register_type, type_map, #validate

Methods inherited from Object

#==, define_type, #deref, #indirect?, #initialize, #must_be_indirect?, #pdf_type, pdf_type

Constructor Details

This class inherits a constructor from Pdfrb::Model::Cos::Dictionary

Instance Method Details

#halftone_name ⇒ Object 



11
 
# File 'lib/pdfrb/model/type/halftone.rb', line 11

def halftone_name; self[:HalftoneName]; end

#halftone_type ⇒ Object 



10
 
# File 'lib/pdfrb/model/type/halftone.rb', line 10

def halftone_type; self[:HalftoneType]; end

#type10? ⇒ Boolean

Returns:

  • (Boolean) 


16
 
# File 'lib/pdfrb/model/type/halftone.rb', line 16

def type10?; halftone_type == 10; end

#type16? ⇒ Boolean

Returns:

  • (Boolean) 


17
 
# File 'lib/pdfrb/model/type/halftone.rb', line 17

def type16?; halftone_type == 16; end

#type1? ⇒ Boolean

Returns:

  • (Boolean) 


13
 
# File 'lib/pdfrb/model/type/halftone.rb', line 13

def type1?; halftone_type == 1; end

#type5? ⇒ Boolean

Returns:

  • (Boolean) 


14
 
# File 'lib/pdfrb/model/type/halftone.rb', line 14

def type5?; halftone_type == 5; end

#type6? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/pdfrb/model/type/halftone.rb', line 15

def type6?; halftone_type == 6; end