org.ofdrw.converter.font.type1

Class Type1SegSplitParser

java.lang.Object

org.ofdrw.converter.font.type1.Type1SegSplitParser

public class Type1SegSplitParser
extends Object

将Type1 字体分段

https://adobe-type-tools.github.io/font-tech-notes/pdfs/T1_SPEC.pdf

Since:

2021-10-24 16:44:53

Author:

权观宇

Constructor Summary

Constructors

Constructor and Description
Type1SegSplitParser()

Method Summary

Modifier and Type	Method and Description
static int	indexOf(byte[] array, byte[] target) 查找目标字节串偏移量
static boolean	isType1(byte[] raw) 判断是否是Type1 字体
static org.apache.fontbox.type1.Type1Font	parse(byte[] raw) 尝试解析Type1 字体
static org.apache.fontbox.type1.Type1Font	parse(InputStream in) 尝试解析Type1 字体
static byte[][]	split(byte[] raw) Tyep1 字体 格式分段

Methods inherited from class java.lang.Object

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

Constructor Detail

Type1SegSplitParser

public Type1SegSplitParser()

Method Detail

parse

public static org.apache.fontbox.type1.Type1Font parse(byte[] raw)
                                                throws IOException

尝试解析Type1 字体

Parameters:

raw - 字体

Returns:

Type1 字体或 null

Throws:

IOException - IOE

parse

public static org.apache.fontbox.type1.Type1Font parse(InputStream in)
                                                throws IOException

尝试解析Type1 字体

Parameters:

in - 字体流

Returns:

Type1 字体或 null

Throws:

IOException - IOE

isType1

public static boolean isType1(byte[] raw)

判断是否是Type1 字体

Parameters:

raw - 字体内容

Returns:

true - type1 字体；false - 非 type1

split

public static byte[][] split(byte[] raw)
                      throws IOException

Tyep1 字体 格式分段

Parameters:

raw - 字体字节

Returns:

分段或null

Throws:

IOException - IO异常

indexOf

public static int indexOf(byte[] array,
                          byte[] target)

查找目标字节串偏移量

copy from guava from com.google.common.primitives.Bytes

Parameters:

array - 数组

target - 查找目标

Returns:

偏移量