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java.lang.Objectorg.apache.fop.util.CharUtilities
public class CharUtilities
This class provides utilities to distinguish various kinds of Unicode whitespace and to get character widths in a given FontState.
Field Summary | |
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static char |
CARRIAGE_RETURN
carriage return |
static char |
CODE_EOT
Character code used to signal a character boundary in inline content, such as an inline with borders and padding or a nested block object. |
static int |
EOT
Character class: Boundary between text runs |
static char |
IDEOGRAPHIC_SPACE
Ideogreaphic space |
static char |
LINE_SEPARATOR
line-separator |
static int |
LINEFEED
Character class: Line feed |
static char |
LINEFEED_CHAR
linefeed character |
static char |
MISSING_IDEOGRAPH
missing ideograph |
static char |
NBSPACE
non-breaking space |
static char |
NEXT_LINE
next line control character |
static int |
NONWHITESPACE
Character class: non-whitespace |
static char |
NOT_A_CHARACTER
Unicode value indicating the the character is "not a character". |
static char |
NULL_CHAR
null char |
static char |
PARAGRAPH_SEPARATOR
paragraph-separator |
static char |
SOFT_HYPHEN
soft hyphen |
static char |
SPACE
normal space |
static char |
TAB
normal tab |
static int |
UCWHITESPACE
Character class: Unicode white space |
static char |
WORD_JOINER
word joiner |
static int |
XMLWHITESPACE
Character class: XML whitespace |
static char |
ZERO_WIDTH_JOINER
zero-width joiner |
static char |
ZERO_WIDTH_NOBREAK_SPACE
zero-width no-break space (= byte order mark) |
static char |
ZERO_WIDTH_SPACE
zero-width space |
Constructor Summary | |
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protected |
CharUtilities()
Utility class: Constructor prevents instantiating when subclassed. |
Method Summary | |
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static int |
classOf(char c)
Return the appropriate CharClass constant for the type of the passed character. |
static boolean |
isAdjustableSpace(char c)
Method to determine if the character is an adjustable space. |
static boolean |
isAlphabetic(char ch)
Indicates whether a character is classified as "Alphabetic" by the Unicode standard. |
static boolean |
isAnySpace(char c)
Determines if the character represents any kind of space. |
static boolean |
isBreakableSpace(char c)
Helper method to determine if the character is a space with normal behavior. |
static boolean |
isExplicitBreak(char ch)
Indicates whether the given character is an explicit break-character |
static boolean |
isFixedWidthSpace(char c)
Method to determine if the character is a (breakable) fixed-width space. |
static boolean |
isNonBreakableSpace(char c)
Method to determine if the character is a nonbreaking space. |
static boolean |
isZeroWidthSpace(char c)
Method to determine if the character is a zero-width space. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final char CODE_EOT
public static final int UCWHITESPACE
public static final int LINEFEED
public static final int EOT
public static final int NONWHITESPACE
public static final int XMLWHITESPACE
public static final char NULL_CHAR
public static final char LINEFEED_CHAR
public static final char CARRIAGE_RETURN
public static final char TAB
public static final char SPACE
public static final char NBSPACE
public static final char NEXT_LINE
public static final char ZERO_WIDTH_SPACE
public static final char WORD_JOINER
public static final char ZERO_WIDTH_JOINER
public static final char ZERO_WIDTH_NOBREAK_SPACE
public static final char SOFT_HYPHEN
public static final char LINE_SEPARATOR
public static final char PARAGRAPH_SEPARATOR
public static final char MISSING_IDEOGRAPH
public static final char IDEOGRAPHIC_SPACE
public static final char NOT_A_CHARACTER
Constructor Detail |
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protected CharUtilities()
Method Detail |
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public static int classOf(char c)
c
- character to inspect
public static boolean isBreakableSpace(char c)
c
- character to inspect
public static boolean isZeroWidthSpace(char c)
c
- the character to check
public static boolean isFixedWidthSpace(char c)
c
- the character to check
public static boolean isNonBreakableSpace(char c)
c
- character to check
public static boolean isAdjustableSpace(char c)
c
- character to check
public static boolean isAnySpace(char c)
c
- character to check
public static boolean isAlphabetic(char ch)
ch
- the character
public static boolean isExplicitBreak(char ch)
ch
- the character to check
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