Package org.apache.fontbox.ttf
Class TTCDataStream
- java.lang.Object
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- org.apache.fontbox.ttf.TTFDataStream
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- org.apache.fontbox.ttf.TTCDataStream
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- All Implemented Interfaces:
java.io.Closeable
,java.lang.AutoCloseable
class TTCDataStream extends TTFDataStream
A wrapper for a TTF stream inside a TTC file, does not close the underlying shared stream.
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Field Summary
Fields Modifier and Type Field Description private TTFDataStream
stream
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Constructor Summary
Constructors Constructor Description TTCDataStream(TTFDataStream stream)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
close()
long
getCurrentPosition()
Get the current position in the stream.java.io.InputStream
getOriginalData()
This will get the original data file that was used for this stream.long
getOriginalDataSize()
This will get the original data size that was used for this stream.int
read()
Read an unsigned byte.int
read(byte[] b, int off, int len)
long
readLong()
Read an unsigned byte.short
readSignedShort()
Read an signed short.int
readUnsignedShort()
Read an unsigned short.void
seek(long pos)
Seek into the datasource.-
Methods inherited from class org.apache.fontbox.ttf.TTFDataStream
read, read32Fixed, readInternationalDate, readSignedByte, readString, readString, readString, readTag, readUnsignedByte, readUnsignedByteArray, readUnsignedInt, readUnsignedShortArray
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Field Detail
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stream
private final TTFDataStream stream
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Constructor Detail
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TTCDataStream
TTCDataStream(TTFDataStream stream)
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Method Detail
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read
public int read() throws java.io.IOException
Description copied from class:TTFDataStream
Read an unsigned byte.- Specified by:
read
in classTTFDataStream
- Returns:
- An unsigned byte.
- Throws:
java.io.IOException
- If there is an error reading the data.
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readLong
public long readLong() throws java.io.IOException
Description copied from class:TTFDataStream
Read an unsigned byte.- Specified by:
readLong
in classTTFDataStream
- Returns:
- An unsigned byte.
- Throws:
java.io.IOException
- If there is an error reading the data.
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readUnsignedShort
public int readUnsignedShort() throws java.io.IOException
Description copied from class:TTFDataStream
Read an unsigned short.- Specified by:
readUnsignedShort
in classTTFDataStream
- Returns:
- An unsigned short.
- Throws:
java.io.IOException
- If there is an error reading the data.
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readSignedShort
public short readSignedShort() throws java.io.IOException
Description copied from class:TTFDataStream
Read an signed short.- Specified by:
readSignedShort
in classTTFDataStream
- Returns:
- An signed short.
- Throws:
java.io.IOException
- If there is an error reading the data.
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close
public void close() throws java.io.IOException
- Throws:
java.io.IOException
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seek
public void seek(long pos) throws java.io.IOException
Description copied from class:TTFDataStream
Seek into the datasource.- Specified by:
seek
in classTTFDataStream
- Parameters:
pos
- The position to seek to.- Throws:
java.io.IOException
- If there is an error seeking to that position.
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read
public int read(byte[] b, int off, int len) throws java.io.IOException
- Specified by:
read
in classTTFDataStream
- Parameters:
b
- The buffer to write to.off
- The offset into the buffer.len
- The length into the buffer.- Returns:
- The number of bytes read, or -1 at the end of the stream
- Throws:
java.io.IOException
- If there is an error reading from the stream.- See Also:
InputStream.read(byte[], int, int )
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getCurrentPosition
public long getCurrentPosition() throws java.io.IOException
Description copied from class:TTFDataStream
Get the current position in the stream.- Specified by:
getCurrentPosition
in classTTFDataStream
- Returns:
- The current position in the stream.
- Throws:
java.io.IOException
- If an error occurs while reading the stream.
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getOriginalData
public java.io.InputStream getOriginalData() throws java.io.IOException
Description copied from class:TTFDataStream
This will get the original data file that was used for this stream.- Specified by:
getOriginalData
in classTTFDataStream
- Returns:
- The data that was read from.
- Throws:
java.io.IOException
- If there is an issue reading the data.
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getOriginalDataSize
public long getOriginalDataSize()
Description copied from class:TTFDataStream
This will get the original data size that was used for this stream.- Specified by:
getOriginalDataSize
in classTTFDataStream
- Returns:
- The size of the original data.
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