pdf-toolbox-core-0.0.1.1: A collection of tools for processing PDF files.

Safe HaskellNone

Pdf.Toolbox.Core.IO.RIS

Description

Input stream with random access

Synopsis

Documentation

type IS = InputStream ByteStringSource

Sequential input stream

newtype RIS Source

Random access Input Stream

Constructors

RIS (IORef RIS') 

data RIS' Source

Internal state of RIS

Constructors

RIS' 

Fields

risSeek :: Int64 -> IO (IO (Maybe ByteString))
 
risInputStream :: IS
 
risPos :: IO Int64
 
risSize :: Int64
 

seek :: RIS -> Int64 -> IO ()Source

Seek the stream

size :: RIS -> IO Int64Source

Number of bytes in the stream

tell :: RIS -> IO Int64Source

Current position in bytes

inputStream :: RIS -> IO ISSource

Get sequential input stream, that is valid until the next seek

fromHandle :: Handle -> IO RISSource

Create RIS from Handle with default chunk size

fromHandle' :: Handle -> Int -> IO RISSource

Create RIS from Handle with the specified chunk size