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Added in API level 1
Summary: Constants | Ctors | Methods | Inherited Methods | [Expand All]

AndroidCharacter

public class AndroidCharacter
extends Object

java.lang.Object
   ↳ android.text.AndroidCharacter

AndroidCharacter公开了一些不容易从java.lang.Character访问的字符属性。

Summary

Constants
int EAST_ASIAN_WIDTH_AMBIGUOUS

int EAST_ASIAN_WIDTH_FULL_WIDTH

int EAST_ASIAN_WIDTH_HALF_WIDTH

int EAST_ASIAN_WIDTH_NARROW

int EAST_ASIAN_WIDTH_NEUTRAL

int EAST_ASIAN_WIDTH_WIDE

Public constructors
AndroidCharacter()

Public methods
static void getDirectionalities(char[] src, byte[] dest, int count)

填写 count的第一个 count字节，其 dest的第一个 count字符的 src 。
static int getEastAsianWidth(char input)

根据 Unicode TR#11计算字符的东亚宽度。
static void getEastAsianWidths(char[] src, int start, int count, byte[] dest)

填写第一 count字节 dest从东亚宽度 count的字符 src开始 start 。
static char getMirror(char ch)

返回指定字符的从右到左的镜像（如果没有，则返回原始字符）。
static boolean mirror(char[] text, int start, int count)

用字符的从右到左镜像（如果有）替换指定的 text切片，如果进行了任何替换，则返回true。

Inherited methods
From class java.lang.Object

Constants

EAST_ASIAN_WIDTH_AMBIGUOUS

Added in API level 8 
int EAST_ASIAN_WIDTH_AMBIGUOUS

常数值：1（0x00000001）

EAST_ASIAN_WIDTH_FULL_WIDTH

Added in API level 8 
int EAST_ASIAN_WIDTH_FULL_WIDTH

常量值：3（0x00000003）

EAST_ASIAN_WIDTH_HALF_WIDTH

Added in API level 8 
int EAST_ASIAN_WIDTH_HALF_WIDTH

常量值：2（0x00000002）

EAST_ASIAN_WIDTH_NARROW

Added in API level 8 
int EAST_ASIAN_WIDTH_NARROW

常量值：4（0x00000004）

EAST_ASIAN_WIDTH_NEUTRAL

Added in API level 8 
int EAST_ASIAN_WIDTH_NEUTRAL

常量值：0（0x00000000）

EAST_ASIAN_WIDTH_WIDE

Added in API level 8 
int EAST_ASIAN_WIDTH_WIDE

常量值：5（0x00000005）

Public constructors

AndroidCharacter

Added in API level 1 
AndroidCharacter ()

Public methods

getDirectionalities

Added in API level 1 
void getDirectionalities (char[] src, 
                byte[] dest, 
                int count)

填写第一count字节dest从第一与方向性count的字符src 。 这就像Character.getDirectionality（），除了它是批处理操作。

Parameters
src char
dest byte
count int

getEastAsianWidth

Added in API level 8 
int getEastAsianWidth (char input)

根据Unicode TR#11计算字符的东亚宽度。 返回的将是一个EAST_ASIAN_WIDTH_NEUTRAL ， EAST_ASIAN_WIDTH_AMBIGUOUS ， EAST_ASIAN_WIDTH_HALF_WIDTH ， EAST_ASIAN_WIDTH_FULL_WIDTH ， EAST_ASIAN_WIDTH_NARROW ，或EAST_ASIAN_WIDTH_WIDE 。

Parameters
input char: the character to measure
Returns
int the East Asian Width for input

getEastAsianWidths

Added in API level 8 
void getEastAsianWidths (char[] src, 
                int start, 
                int count, 
                byte[] dest)

填写第一count字节dest从东亚宽度count的字符src开始start 。 东亚宽度根据Unicode TR#11计算。 在每个条目dest将是一个EAST_ASIAN_WIDTH_NEUTRAL ， EAST_ASIAN_WIDTH_AMBIGUOUS ， EAST_ASIAN_WIDTH_HALF_WIDTH ， EAST_ASIAN_WIDTH_FULL_WIDTH ， EAST_ASIAN_WIDTH_NARROW ，或EAST_ASIAN_WIDTH_WIDE 。

Parameters
src char: character array of input to measure
start int: first character in array to measure
count int: maximum number of characters to measure
dest byte: byte array of results for each character in src

getMirror

Added in API level 1 
char getMirror (char ch)

返回指定字符的从右到左的镜像（如果没有，则返回原始字符）。

Parameters
ch char
Returns
char

mirror

Added in API level 1 
boolean mirror (char[] text, 
                int start, 
                int count)

用字符的从右到左镜像（如果有）替换指定的 text切片，如果进行了任何替换，则返回true。

Parameters
text char: array of characters to apply mirror operation
start int: first character in array to mirror
count int: maximum number of characters to mirror
Returns
boolean true if replacements were made
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