org.foray.font.format.ttf
Class AbstractOTFLayoutTable

java.lang.Object
  org.foray.font.format.ttf.AbstractOTFLayoutTable

Direct Known Subclasses:

TTFTableGSUB

public abstract class AbstractOTFLayoutTable
extends Object

Abstract superclass for the OpenType layout tables.

Field Summary

protected static byte	BYTE_BYTES The size, in bytes of the data type "BYTE", that is, 1.
protected static byte	CHAR_BYTES The size, in bytes of the data type "CHAR", that is, 1.
protected static byte	F2DOT14_BYTES The size, in bytes of the data type "F2DOT14", that is, 2.
protected static byte	FIXED_BYTES The size, in bytes of the data type "FIXED", that is, 4.
protected static byte	FWORD_BYTES The size, in bytes of the data type "FWORD", that is, 2.
protected static byte	LONG_BYTES The size, in bytes of the data type "LONG", that is, 4.
protected static byte	LONG_DATE_TIME_BYTES The size, in bytes of the data type "International Date", that is, 8.
protected static byte	OFFSET_BYTES The size, in bytes of the data type "Offset", that is, 2.
protected static byte	SHORT_BYTES The size, in bytes of the data type "SHORT", that is, 2.
protected static byte	UFWORD_BYTES The size, in bytes of the data type "UFWORD", that is, 2.
protected static byte	ULONG_BYTES The size, in bytes of the data type "ULONG", that is, 4.
protected static byte	USHORT_BYTES The size, in bytes of the data type "USHORT", that is, 2.

Method Summary

OTFFeature	getFeature(String featureTag) Returns the feature instance for a given tag.
OTFScript	getScript(String scriptTag) Returns the script instance for a given tag.
protected static Map<String,OTFFeature>	parseFeatureList(RandomAccessInput raInput, int offset) Parses the feature list.
protected static void	parseFeatureVariations(RandomAccessInput raInput, int offset) Parses the feature variations.
protected static Map<String,OTFScript>	parseScriptList(RandomAccessInput raInput, int offset) Parses the script list.

Methods inherited from class java.lang.Object

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

Field Detail

BYTE_BYTES

protected static final byte BYTE_BYTES

The size, in bytes of the data type "BYTE", that is, 1.

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Constant Field Values

CHAR_BYTES

protected static final byte CHAR_BYTES

The size, in bytes of the data type "CHAR", that is, 1.

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Constant Field Values

USHORT_BYTES

protected static final byte USHORT_BYTES

The size, in bytes of the data type "USHORT", that is, 2.

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Constant Field Values

SHORT_BYTES

protected static final byte SHORT_BYTES

The size, in bytes of the data type "SHORT", that is, 2.

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Constant Field Values

ULONG_BYTES

protected static final byte ULONG_BYTES

The size, in bytes of the data type "ULONG", that is, 4.

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Constant Field Values

LONG_BYTES

protected static final byte LONG_BYTES

The size, in bytes of the data type "LONG", that is, 4.

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Constant Field Values

FIXED_BYTES

protected static final byte FIXED_BYTES

The size, in bytes of the data type "FIXED", that is, 4.

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Constant Field Values

FWORD_BYTES

protected static final byte FWORD_BYTES

The size, in bytes of the data type "FWORD", that is, 2.

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Constant Field Values

UFWORD_BYTES

protected static final byte UFWORD_BYTES

The size, in bytes of the data type "UFWORD", that is, 2.

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Constant Field Values

F2DOT14_BYTES

protected static final byte F2DOT14_BYTES

The size, in bytes of the data type "F2DOT14", that is, 2.

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Constant Field Values

LONG_DATE_TIME_BYTES

protected static final byte LONG_DATE_TIME_BYTES

The size, in bytes of the data type "International Date", that is, 8.

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Constant Field Values

OFFSET_BYTES

protected static final byte OFFSET_BYTES

The size, in bytes of the data type "Offset", that is, 2.

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Constant Field Values

Method Detail

parseScriptList

protected static Map<String,OTFScript> parseScriptList(RandomAccessInput raInput,
                                                       int offset)
                                                throws IOException

Parses the script list.

Parameters:

raInput - The input from which the script list is being parsed.

offset - The offset in raInput for the start of the script list.

Returns:

The parsed map of scripts.

Throws:

IOException - For I/O errors during parsing.

parseFeatureList

protected static Map<String,OTFFeature> parseFeatureList(RandomAccessInput raInput,
                                                         int offset)
                                                  throws IOException

Parses the feature list.

Parameters:

raInput - The input from which the feature list is being parsed.

offset - The offset in raInput for the start of the feature list.

Returns:

The parsed map of features.

Throws:

IOException - For I/O errors during parsing.

parseFeatureVariations

protected static void parseFeatureVariations(RandomAccessInput raInput,
                                             int offset)
                                      throws IOException

Parses the feature variations.

Parameters:

raInput - The input from which the feature variations is being parsed.

offset - The offset in raInput for the start of the feature variations.

Throws:

IOException - For I/O errors during parsing.

getScript

public OTFScript getScript(String scriptTag)

Returns the script instance for a given tag.

Parameters:

scriptTag - The script tag to be retrieved.

Returns:

The script instance referenced by scriptTag, or null if that reference does not exist.

getFeature

public OTFFeature getFeature(String featureTag)

Returns the feature instance for a given tag.

Parameters:

featureTag - The feature tag to be retrieved.

Returns:

The feature instance referenced by featureTag, or null if that reference does not exist.