Package com.itextpdf.styledxmlparser.css.parse

Class CssDeclarationValueTokenizer

java.lang.Object

com.itextpdf.styledxmlparser.css.parse.CssDeclarationValueTokenizer

Direct Known Subclasses:

CssDeclarationVarParser

public class CssDeclarationValueTokenizer
extends java.lang.Object

Tokenizer for CSS declaration values.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	CssDeclarationValueTokenizer.Token	The Token class.
static class	CssDeclarationValueTokenizer.TokenType	Enumeration of the different token types.

Field Summary

Fields

Modifier and Type	Field	Description
protected int	functionDepth	The depth.
protected int	index	The current index.
protected boolean	inString	Indicates if we're inside a string.
protected java.lang.String	src	The source string.
protected char	stringQuote	The quote string, either "'" or "\"".

Constructor Summary

Constructors

Constructor	Description
CssDeclarationValueTokenizer(java.lang.String propertyValue)	Creates a new CssDeclarationValueTokenizer instance.

Method Summary

Modifier and Type	Method	Description
protected CssDeclarationValueTokenizer.Token	getNextToken()	Gets the next token.
CssDeclarationValueTokenizer.Token	getNextValidToken()	Gets the next valid token.
private static boolean	isHexDigit(char c)	Checks if a character is a hexadecimal digit.
private boolean	isSpaceNext()
protected CssDeclarationValueTokenizer.Token	parseFunctionToken(CssDeclarationValueTokenizer.Token token, int funcDepth)	Parse internal function token to full function token, e.g.
private void	processFunctionToken(CssDeclarationValueTokenizer.Token token, java.lang.StringBuilder functionBuffer)	Processes a function token.

Methods inherited from class java.lang.Object

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

Field Detail

src

protected final java.lang.String src

The source string.

index

protected int index

The current index.

stringQuote

protected char stringQuote

The quote string, either "'" or "\"".

inString

protected boolean inString

Indicates if we're inside a string.

functionDepth

protected int functionDepth

The depth.

Constructor Detail

CssDeclarationValueTokenizer

public CssDeclarationValueTokenizer(java.lang.String propertyValue)

Creates a new CssDeclarationValueTokenizer instance.

Parameters:

propertyValue - the property value

Method Detail

getNextValidToken

public CssDeclarationValueTokenizer.Token getNextValidToken()

Gets the next valid token.

Returns:

the next valid token

parseFunctionToken

protected CssDeclarationValueTokenizer.Token parseFunctionToken(CssDeclarationValueTokenizer.Token token,
                                                                int funcDepth)

Parse internal function token to full function token, e.g.

calc(calc( to calc(calc(50px + 5px) + 20px)

Parameters:

token - function token to expand

funcDepth - function depth for resolving, e.g. if you want to resolve only nested function, not the whole declaration

Returns:

expanded function token

getNextToken

protected CssDeclarationValueTokenizer.Token getNextToken()

Gets the next token.

Returns:

the next token

isSpaceNext

private boolean isSpaceNext()

processFunctionToken

private void processFunctionToken(CssDeclarationValueTokenizer.Token token,
                                  java.lang.StringBuilder functionBuffer)

Processes a function token.

Parameters:

token - the token

functionBuffer - the function buffer

isHexDigit

private static boolean isHexDigit(char c)

Checks if a character is a hexadecimal digit.

Parameters:

c - the character

Returns:

true, if it's a hexadecimal digit