Class: TTFunk::Table::Cff::OneBasedIndex

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/ttfunk/table/cff/one_based_index.rb

Overview

CFF Index with indexing starting at 1.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*args) ⇒ OneBasedIndex

Returns a new instance of OneBasedIndex.

Parameters:

  • args (Array) —

    all params are passed to the base index.

See Also:

Source Code
lib/ttfunk/table/cff/one_based_index.rb, line 25
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def initialize(*args)

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  @base_index = Index.new(*args)

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end

Instance Attribute Details

#base_index ⇒ TTFunk::Table::Cff::Index (readonly)

Underlaying Index.

Returns:

Source Code
lib/ttfunk/table/cff/one_based_index.rb, line 21
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def base_index

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  @base_index

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end

Instance Method Details

#[](idx) ⇒ any

Get item by index.

Parameters:

  • idx (Integer)

Returns:

  • (any)

Raises:

  • (IndexError) —

    when requested index is 0.

Source Code
lib/ttfunk/table/cff/one_based_index.rb, line 34
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def [](idx)

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  if idx.zero?

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    raise IndexError,

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      "index #{idx} was outside the bounds of the index"

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  end

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  base_index[idx - 1]

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end