Class: Pdfrb::Model::Type::LZWDecodeParms

Inherits:

FlateDecodeParms

• Object
• Object
• Cos::Dictionary
• FlateDecodeParms
• Pdfrb::Model::Type::LZWDecodeParms

Defined in:

lib/pdfrb/model/type/filter_decode_parms.rb

Overview

LZWDecode /DecodeParms dictionary (s7.4.4.2): adds EarlyChange.

Instance Attribute Summary

Attributes inherited from Object

#document, #gen, #oid, #value

Instance Method Summary

• #early_change ⇒ Object

Methods inherited from FlateDecodeParms

#bits_per_component, #colors, #columns, #png_predictor?, #predictor, #tiff_predictor?

Methods inherited from Cos::Dictionary

#[], #[]=, apply_arlington_definition, arlington_default, arlington_key_to_symbol, arlington_one_type_to_ruby, arlington_required?, arlington_scalar, 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, merged_field, own_fields, #pdf_type, register_type, type_map, #validate

Methods included from Cos::ArlingtonBacked

#arlington_object

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

#early_change ⇒ Object

# File 'lib/pdfrb/model/type/filter_decode_parms.rb', line 24

def early_change; self[:EarlyChange] || 1; end