Class: Pdfrb::Model::Type::CalGray

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

Overview

CalGray color space dictionary (s8.6.3.2). Single-component calibrated grayscale: [/CalGray ].

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

#black_point ⇒ Object 



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

def black_point; self[:BlackPoint]; end

#components ⇒ Object 



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

def components; 1; end

#gamma ⇒ Object 



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

def gamma; self[:Gamma] || 1.0; end

#white_point ⇒ Object 



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# File 'lib/pdfrb/model/type/cal_gray.rb', line 9

def white_point; self[:WhitePoint]; end