class Asciidoctor::Diagram::BinaryIO
Helper class to read binary values from a String @private
Public Class Methods
new(string)
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# File lib/asciidoctor-diagram/util/binaryio.rb, line 6 def initialize(string) @data = string @offset = 0 end
Public Instance Methods
read_string(length, encoding = Encoding::ASCII_8BIT)
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# File lib/asciidoctor-diagram/util/binaryio.rb, line 35 def read_string(length, encoding = Encoding::ASCII_8BIT) str = @data[@offset,length] @offset += length str.force_encoding(encoding) end
read_uint16_be()
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# File lib/asciidoctor-diagram/util/binaryio.rb, line 11 def read_uint16_be uint16 = @data[@offset,2].unpack('n')[0] @offset += 2 uint16 end
read_uint16_le()
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# File lib/asciidoctor-diagram/util/binaryio.rb, line 17 def read_uint16_le uint16 = @data[@offset,2].unpack('v')[0] @offset += 2 uint16 end
read_uint32_be()
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# File lib/asciidoctor-diagram/util/binaryio.rb, line 23 def read_uint32_be uint32 = @data[@offset,4].unpack('N')[0] @offset += 4 uint32 end
read_uint32_le()
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# File lib/asciidoctor-diagram/util/binaryio.rb, line 29 def read_uint32_le uint32 = @data[@offset,4].unpack('V')[0] @offset += 4 uint32 end
skip(length)
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# File lib/asciidoctor-diagram/util/binaryio.rb, line 41 def skip(length) @offset += length end