com.itextpdf.text.pdf.languages

Class IndicLigaturizer

java.lang.Object

com.itextpdf.text.pdf.languages.IndicLigaturizer

All Implemented Interfaces:

LanguageProcessor

Direct Known Subclasses:

DevanagariLigaturizer, GujaratiLigaturizer

public abstract class IndicLigaturizer
extends Object
implements LanguageProcessor

Superclass for processors that can convert a String of bytes in an Indic language to a String in the same language of which the bytes are reordered for rendering using a font that contains the necessary glyphs.

Field Summary

Fields

Modifier and Type	Field and Description
static int	HALANTA
protected char[]	langTable The table mapping specific character indexes to the characters in a specific language.
static int	LETTER_A
static int	LETTER_AU
static int	LETTER_HA
static int	LETTER_KA
static int	MATRA_AA
static int	MATRA_AI
static int	MATRA_E
static int	MATRA_HLR
static int	MATRA_HLRR
static int	MATRA_I

Constructor Summary

Constructors

Constructor and Description
IndicLigaturizer()

Method Summary

Modifier and Type	Method and Description
boolean	isRTL() Indic languages are written from right to left.
protected boolean	IsSwaraLetter(char ch) Checks if a character is vowel letter.
protected boolean	IsSwaraMatra(char ch) Checks if a character is vowel sign.
protected boolean	IsVyanjana(char ch) Checks if a character is consonant letter.
String	process(String s) Reorders the bytes in a String making Indic ligatures

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

MATRA_AA

public static final int MATRA_AA

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Constant Field Values

MATRA_I

public static final int MATRA_I

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Constant Field Values

MATRA_E

public static final int MATRA_E

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Constant Field Values

MATRA_AI

public static final int MATRA_AI

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Constant Field Values

MATRA_HLR

public static final int MATRA_HLR

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Constant Field Values

MATRA_HLRR

public static final int MATRA_HLRR

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Constant Field Values

LETTER_A

public static final int LETTER_A

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Constant Field Values

LETTER_AU

public static final int LETTER_AU

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Constant Field Values

LETTER_KA

public static final int LETTER_KA

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Constant Field Values

LETTER_HA

public static final int LETTER_HA

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Constant Field Values

HALANTA

public static final int HALANTA

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Constant Field Values

langTable

protected char[] langTable

The table mapping specific character indexes to the characters in a specific language.

Constructor Detail

IndicLigaturizer

public IndicLigaturizer()

Method Detail

process

public String process(String s)

Reorders the bytes in a String making Indic ligatures

Specified by:

process in interface LanguageProcessor

Parameters:

s - the original String

Returns:

the ligaturized String

isRTL

public boolean isRTL()

Indic languages are written from right to left.

Specified by:

isRTL in interface LanguageProcessor

Returns:

false

See Also:

LanguageProcessor.isRTL()

IsSwaraLetter

protected boolean IsSwaraLetter(char ch)

Checks if a character is vowel letter.

Parameters:

ch - the character that needs to be checked

Returns:

true if the characters is a vowel letter

IsSwaraMatra

protected boolean IsSwaraMatra(char ch)

Checks if a character is vowel sign.

Parameters:

ch - the character that needs to be checked

Returns:

true if the characters is a vowel sign

IsVyanjana

protected boolean IsVyanjana(char ch)

Checks if a character is consonant letter.

Parameters:

ch - the character that needs to be checked

Returns:

true if the chracter is a consonant letter