Package org.docx4j.fonts.fop.fonts.cff

Class CFFDataReader

java.lang.Object

org.docx4j.fonts.fop.fonts.cff.CFFDataReader

public class CFFDataReader
extends Object

A class to read the CFF data from an OTF CFF font file.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	CFFDataReader.CFFIndexData	An object used to hold index data from the CFF data
class	CFFDataReader.CFFSubTable	Parent class which provides the ability to retrieve byte data from a sub-table.
class	CFFDataReader.CustomEncoding
static class	CFFDataReader.DICTEntry	A class containing data for a dictionary entry
class	CFFDataReader.FDSelect
class	CFFDataReader.FontDict
class	CFFDataReader.Format0Encoding
class	CFFDataReader.Format0FDSelect
class	CFFDataReader.Format1Encoding
class	CFFDataReader.Format3FDSelect

Constructor Summary

Constructors

Constructor	Description
CFFDataReader()
CFFDataReader(byte[] cffDataArray)	Constructor for the CFF data reader which accepts the CFF byte data as an argument.
CFFDataReader(FontFileReader fontFile)	Constructor for the CFF data reader which accepts a FontFileReader object which points to the original font file as an argument.

Method Summary

Modifier and Type	Method	Description
org.apache.fontbox.cff.CFFDataInput	getCFFData()
CFFDataReader.CFFIndexData	getCharStringIndex()
CFFDataReader.CustomEncoding	getEncoding()
List<CFFDataReader.FontDict>	getFDFonts()
CFFDataReader.FDSelect	getFDSelect()
CFFDataReader.CFFIndexData	getGlobalIndexSubr()
byte[]	getHeader()
CFFDataReader.CFFIndexData	getLocalIndexSubr()
org.apache.fontbox.cff.CFFDataInput	getLocalSubrsForGlyph(int glyph)
CFFDataReader.CFFIndexData	getNameIndex()
Map<String,CFFDataReader.DICTEntry>	getPrivateDict(CFFDataReader.DICTEntry privateEntry)
byte[]	getPrivateDictBytes(CFFDataReader.DICTEntry privateEntry)
int	getSIDFromGID(int charsetOffset, int gid)	Retrieves the SID for the given GID object
CFFDataReader.CFFIndexData	getStringIndex()
LinkedHashMap<String,CFFDataReader.DICTEntry>	getTopDictEntries()
CFFDataReader.CFFIndexData	getTopDictIndex()
LinkedHashMap<String,CFFDataReader.DICTEntry>	parseDictData(byte[] dictData)	Parses the dictionary data and returns a map of objects for each entry
CFFDataReader.CFFIndexData	readCharStringIndex()	Parses the char string index from the CFF byte data
CFFDataReader.CFFIndexData	readIndex(int offset)	Reads a CFF index object are the specified offset position
CFFDataReader.CFFIndexData	readIndex(org.apache.fontbox.cff.CFFDataInput input)	Reads an index from the current position of the CFFDataInput object

Methods inherited from class java.lang.Object

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

Constructor Details

CFFDataReader

public CFFDataReader()

CFFDataReader

public CFFDataReader(byte[] cffDataArray)
              throws IOException

Constructor for the CFF data reader which accepts the CFF byte data as an argument.

Parameters:

cffDataArray - A byte array which holds the CFF data

Throws:

IOException

CFFDataReader

public CFFDataReader(FontFileReader fontFile)
              throws IOException

Constructor for the CFF data reader which accepts a FontFileReader object which points to the original font file as an argument.

Parameters:

fontFile - The font file as represented by a FontFileReader object

Throws:

IOException

Method Details

getPrivateDict

public Map<String,CFFDataReader.DICTEntry> getPrivateDict(CFFDataReader.DICTEntry privateEntry)
                                                   throws IOException

Throws:

IOException

getPrivateDictBytes

public byte[] getPrivateDictBytes(CFFDataReader.DICTEntry privateEntry)
                           throws IOException

Throws:

IOException

parseDictData

public LinkedHashMap<String,CFFDataReader.DICTEntry> parseDictData(byte[] dictData)
                                                            throws IOException

Parses the dictionary data and returns a map of objects for each entry

Parameters:

dictData - The data for the dictionary data

Returns:

Returns a map of type DICTEntry identified by the operand name

Throws:

IOException - Throws an IO Exception if an error occurs

readIndex

public CFFDataReader.CFFIndexData readIndex(int offset)
                                     throws IOException

Reads a CFF index object are the specified offset position

Parameters:

offset - The position of the index object to read

Returns:

Returns an object representing the index

Throws:

IOException - Throws an IO Exception if an error occurs

readIndex

public CFFDataReader.CFFIndexData readIndex(org.apache.fontbox.cff.CFFDataInput input)
                                     throws IOException

Reads an index from the current position of the CFFDataInput object

Parameters:

input - The object holding the CFF byte data

Returns:

Returns an object representing the index

Throws:

IOException - Throws an IO Exception if an error occurs

getSIDFromGID

public int getSIDFromGID(int charsetOffset,
 int gid)
                  throws IOException

Retrieves the SID for the given GID object

Parameters:

charsetOffset - The offset of the charset data

gid - The GID for which to retrieve the SID

Returns:

Returns the SID as an integer

Throws:

IOException

getHeader

public byte[] getHeader()

getNameIndex

public CFFDataReader.CFFIndexData getNameIndex()

getTopDictIndex

public CFFDataReader.CFFIndexData getTopDictIndex()

getTopDictEntries

public LinkedHashMap<String,CFFDataReader.DICTEntry> getTopDictEntries()

getStringIndex

public CFFDataReader.CFFIndexData getStringIndex()

getGlobalIndexSubr

public CFFDataReader.CFFIndexData getGlobalIndexSubr()

getLocalIndexSubr

public CFFDataReader.CFFIndexData getLocalIndexSubr()

getCharStringIndex

public CFFDataReader.CFFIndexData getCharStringIndex()

getCFFData

public org.apache.fontbox.cff.CFFDataInput getCFFData()

getEncoding

public CFFDataReader.CustomEncoding getEncoding()

getFDSelect

public CFFDataReader.FDSelect getFDSelect()

getFDFonts

public List<CFFDataReader.FontDict> getFDFonts()

getLocalSubrsForGlyph

public org.apache.fontbox.cff.CFFDataInput getLocalSubrsForGlyph(int glyph)
                                                          throws IOException

Throws:

IOException

readCharStringIndex

public CFFDataReader.CFFIndexData readCharStringIndex()
                                               throws IOException

Parses the char string index from the CFF byte data

Returns:

Returns the char string index object

Throws:

IOException - Throws an IO Exception if an error occurs