org.freehep.graphicsio.font.truetype
Class TTFInput

java.lang.Object
  org.freehep.graphicsio.font.truetype.TTFInput

Direct Known Subclasses:

TTFFileInput, TTFMemoryInput

public abstract class TTFInput
extends java.lang.Object

Data input for true type files. All methods are named as the data formats in the true type specification.

Version:

$Id: TTFInput.java 8584 2006-08-10 23:06:37Z duns $

Author:

Simon Fischer

Constructor Summary

TTFInput()

Method Summary

void	checkShortZero()
static boolean	checkZeroBit(int b, int bit, java.lang.String name)
boolean	flagBit(int bit)
static boolean	flagBit(int b, int bit)
void	popPos()
void	pushPos()
abstract int	readByte()
void	readByteFlags() Reads byte flags into a temporary variable which can be queried using the flagBit method.
abstract byte	readChar()
double	readF2Dot14()
int[]	readFFFFTerminatedUShortArray()
double	readFixed()
abstract void	readFully(byte[] b)
short	readFWord()
abstract int	readLong()
abstract int	readRawByte()
abstract short	readShort()
short[]	readShortArray(int n)
int	readUFWord()
abstract long	readULong()
abstract int	readUShort()
int[]	readUShortArray(int n)
void	readUShortFlags() Reads unsigned short flags into a temporary variable which can be queried using the flagBit method.
abstract void	seek(long offset)

Methods inherited from class java.lang.Object

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

Constructor Detail

TTFInput

public TTFInput()

Method Detail

seek

public abstract void seek(long offset)
                   throws java.io.IOException

Throws:

java.io.IOException

pushPos

public void pushPos()
             throws java.io.IOException

Throws:

java.io.IOException

popPos

public void popPos()
            throws java.io.IOException

Throws:

java.io.IOException

readRawByte

public abstract int readRawByte()
                         throws java.io.IOException

Throws:

java.io.IOException

readByte

public abstract int readByte()
                      throws java.io.IOException

Throws:

java.io.IOException

readShort

public abstract short readShort()
                         throws java.io.IOException

Throws:

java.io.IOException

readUShort

public abstract int readUShort()
                        throws java.io.IOException

Throws:

java.io.IOException

readULong

public abstract long readULong()
                        throws java.io.IOException

Throws:

java.io.IOException

readLong

public abstract int readLong()
                      throws java.io.IOException

Throws:

java.io.IOException

readChar

public abstract byte readChar()
                       throws java.io.IOException

Throws:

java.io.IOException

readFWord

public final short readFWord()
                      throws java.io.IOException

Throws:

java.io.IOException

readUFWord

public final int readUFWord()
                     throws java.io.IOException

Throws:

java.io.IOException

readFixed

public final double readFixed()
                       throws java.io.IOException

Throws:

java.io.IOException

readF2Dot14

public final double readF2Dot14()
                         throws java.io.IOException

Throws:

java.io.IOException

checkShortZero

public final void checkShortZero()
                          throws java.io.IOException

Throws:

java.io.IOException

checkZeroBit

public static final boolean checkZeroBit(int b,
                                         int bit,
                                         java.lang.String name)
                                  throws java.io.IOException

Throws:

java.io.IOException

readUShortFlags

public void readUShortFlags()
                     throws java.io.IOException

Reads unsigned short flags into a temporary variable which can be queried using the flagBit method.

Throws:

java.io.IOException

readByteFlags

public void readByteFlags()
                   throws java.io.IOException

Reads byte flags into a temporary variable which can be queried using the flagBit method.

Throws:

java.io.IOException

flagBit

public boolean flagBit(int bit)

flagBit

public static boolean flagBit(int b,
                              int bit)

readFully

public abstract void readFully(byte[] b)
                        throws java.io.IOException

Throws:

java.io.IOException

readFFFFTerminatedUShortArray

public int[] readFFFFTerminatedUShortArray()
                                    throws java.io.IOException

Throws:

java.io.IOException

readUShortArray

public int[] readUShortArray(int n)
                      throws java.io.IOException

Throws:

java.io.IOException

readShortArray

public short[] readShortArray(int n)
                       throws java.io.IOException

Throws:

java.io.IOException