Class: HexaPDF::Content::Operator::ConcatenateMatrix

Inherits:
BaseOperator
  • Object
show all
Defined in:
lib/hexapdf/content/operator.rb

Overview

Implementation of the ‘cm’ operator.

See: PDF2.0 s8.4.4

Instance Attribute Summary

Attributes inherited from BaseOperator

#name

Instance Method Summary collapse

Constructor Details

#initializeConcatenateMatrix

Creates the operator.



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# File 'lib/hexapdf/content/operator.rb', line 185

def initialize
  super('cm')
end

Instance Method Details

#invoke(processor, a, b, c, d, e, f) ⇒ Object

:nodoc:



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# File 'lib/hexapdf/content/operator.rb', line 189

def invoke(processor, a, b, c, d, e, f) #:nodoc:
  processor.graphics_state.ctm.premultiply(a, b, c, d, e, f)
end

#serialize(serializer, a, b, c, d, e, f) ⇒ Object

:nodoc:



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# File 'lib/hexapdf/content/operator.rb', line 193

def serialize(serializer, a, b, c, d, e, f) #:nodoc:
  "#{serializer.serialize_numeric(a)} #{serializer.serialize_numeric(b)} " \
    "#{serializer.serialize_numeric(c)} #{serializer.serialize_numeric(d)} " \
    "#{serializer.serialize_numeric(e)} #{serializer.serialize_numeric(f)} cm\n"
end