Class SetaPDF_Core_Image_Gif_Reader_Sequence in SetaPDF v2 API Reference

Index

\SetaPDF
1. Core
2. Core
  1. Image
  2. Image
    1. Gif
    2. Gif
      1. Reader
      2. Reader
        Bit
        Sequence

SetaPDF_Core_Image_Gif_Reader_Sequence Class used to read GIF sequences.

File: /SetaPDF v2/Core/Image/Gif/Reader/Sequence.php

Class hierarchy

SetaPDF_Core_Image_Gif_Reader_Sequence

Summary

Properties

$_buffer
$_currentPos
$_initialPos
$_reachedEnd
$_reader

Properties

$_buffer

private string SetaPDF_Core_Image_Gif_Reader_Sequence::$_buffer

The buffer that will get filled with all the sequences.

$_currentPos

private int SetaPDF_Core_Image_Gif_Reader_Sequence::$_currentPos

The current sequence position.

$_initialPos

private int SetaPDF_Core_Image_Gif_Reader_Sequence::$_initialPos

The position at the start of the sequence.

$_reachedEnd

private SetaPDF_Core_Image_Gif_Reader_Sequence::$_reachedEnd = false

$_reader

private SetaPDF_Core_Reader_Binary SetaPDF_Core_Image_Gif_Reader_Sequence::$_reader

The currently used reader instance.

Methods

__construct()

public SetaPDF_Core_Image_Gif_Reader_Sequence::__construct (

SetaPDF_Core_Reader_Binary $reader

)

The constructor.

Parameters

$reader : SetaPDF_Core_Reader_Binary

getBufferLength()

public SetaPDF_Core_Image_Gif_Reader_Sequence::getBufferLength (

void

): int

Returns the buffer length.

getReader()

public SetaPDF_Core_Image_Gif_Reader_Sequence::getReader (

void

): SetaPDF_Core_Reader_Binary

Gets the currently attached reader instance.

readByte()

public SetaPDF_Core_Image_Gif_Reader_Sequence::readByte (

void

): false|string

Reads a single byte from the sequence.

Exceptions

Throws SetaPDF_Core_Image_Exception

readBytes()

public SetaPDF_Core_Image_Gif_Reader_Sequence::readBytes (

int $length

): false|string

Reads parts of the sequence.

Parameters

$length : int

Exceptions

Throws SetaPDF_Core_Image_Exception

readUntilEndOfStream()

public SetaPDF_Core_Image_Gif_Reader_Sequence::readUntilEndOfStream (

void

): void

Reads the whole stream and moves to the end of it.

Exceptions

Throws SetaPDF_Core_Image_Exception

reset()

public SetaPDF_Core_Image_Gif_Reader_Sequence::reset (

void

): void

Resets the buffer.