Index

  1. \SetaPDF
      1. Core
      2. Core
        1. Font
        2. Font
          1. TrueType
          2. TrueType
            1. Subset
            2. Subset
              1. File
              2. File
                  1. ByteEncoding
                  2. Identity

SetaPDF_Core_Font_TrueType_Subset_File_Identity Font subsetting class used for identity encoding (more bytes).

File: /SetaPDF v2/Core/Font/TrueType/Subset/File/Identity.php

Class hierarchy

Summary

Static Methods

Methods

Properties

Properties

$_cmapOriginSubTable

private SetaPDF_Core_Font_TrueType_Table_CharacterToGlyphIndexMapping_SubTable SetaPDF_Core_Font_TrueType_Subset_File_Identity::$_cmapOriginSubTable

A cmap sub table, in order to get the glyph ids.

$_glyf

private SetaPDF_Core_Font_TrueType_Subset_Table_GlyphData SetaPDF_Core_Font_TrueType_Subset_File_Identity::$_glyf

The glyf table.

$_mapping

private array SetaPDF_Core_Font_TrueType_Subset_File_Identity::$_mapping = array()

The glyph id to char code mapping.

$_tables

protected SetaPDF_Core_Font_TrueType_Subset_Table[] SetaPDF_Core_Font_TrueType_Subset_File::$_tables = array()

The table instances.


Static Methods

calculateChecksumAdjustment()

public static SetaPDF_Core_Font_TrueType_Subset_File::calculateChecksumAdjustment (
string $offsetData, string[] $checksums
): string

Calculates the checksum adjustment.

Parameters
$offsetData : string
 
$checksums : string[]
 

calculateTableChecksum()

public static SetaPDF_Core_Font_TrueType_Subset_File::calculateTableChecksum (
string $data
): string

Calculates a table checksum.

Parameters
$data : string
 

Methods

__construct()

public SetaPDF_Core_Font_TrueType_Subset_File_Identity::__construct ()

The constructor.

Parameters
$font : SetaPDF_Core_Font_TrueType_File
 
Exceptions

Throws SetaPDF_Core_Font_Exception

_prepareSubset()

public SetaPDF_Core_Font_TrueType_Subset_File_Identity::_prepareSubset (
void
): void

Prepares the data for sub-setting.

Exceptions

Throws SetaPDF_Core_Font_Exception

_resolveGlyphs()

protected SetaPDF_Core_Font_TrueType_Subset_File::_resolveGlyphs (
array $glyphs, array &$data [, int $depth = 0 ]
): array

Resolves all the glyphs recursively and updates the data array accordingly.

Parameters
$glyphs : array
 
$data : array
 
$depth : int
 
Exceptions

Throws SetaPDF_Core_Font_Exception

_writeOffsetTable()

public SetaPDF_Core_Font_TrueType_Subset_File::_writeOffsetTable (): void

Writes the offset table.

Parameters
$writer : SetaPDF_Core_Writer_WriterInterface
 

_writeTable()

protected SetaPDF_Core_Font_TrueType_Subset_File::_writeTable (): array

Writes a single table and returns information about it.

Parameters
$writer : SetaPDF_Core_Writer_WriterInterface
 
$tag : string
 

addChar()

public SetaPDF_Core_Font_TrueType_Subset_File_Identity::addChar (
string $char
): string

Adds a character to the subset and returns the value to which it is registered.

Parameters
$char : string

The char in UTF16-BE encoding

addCharCode()

public SetaPDF_Core_Font_TrueType_Subset_File_Identity::addCharCode (
int $charCode
): int

Adds a char code to the subset.

Parameters
$charCode : int

The unicode point to add.

Return Values

The new point in the individual encoding.

cleanUp()

public SetaPDF_Core_Font_TrueType_Subset_File_Identity::cleanUp (
void
): void

Release memory and cycled references.

getFont()

public SetaPDF_Core_Font_TrueType_Subset_File::getFont (
void
): SetaPDF_Core_Font_TrueType_File

Gets the original font.

getTable()

public SetaPDF_Core_Font_TrueType_Subset_File::getTable (
string $tag
): SetaPDF_Core_Font_TrueType_Subset_Table

Gets a table.

Parameters
$tag : string
 
Exceptions

Throws SetaPDF_Core_Font_Exception

subset()

public SetaPDF_Core_Font_TrueType_Subset_File::subset (): void

Subsets the font.

Parameters
$writer : SetaPDF_Core_Writer_WriterInterface
 
Exceptions

Throws SetaPDF_Core_Font_Exception