Package org.apache.fontbox.ttf.gsub

Class GsubWorkerForLatin

java.lang.Object

org.apache.fontbox.ttf.gsub.GsubWorkerForLatin

All Implemented Interfaces:

GsubWorker

public class GsubWorkerForLatin
extends Object
implements GsubWorker

Latin-specific implementation of GSUB system

Field Summary

Fields

Modifier and Type	Field	Description
private final CmapLookup	cmapLookup
private static final List<String>	FEATURES_IN_ORDER	This sequence is very important.
private final GsubData	gsubData
private static final org.apache.commons.logging.Log	LOG

Constructor Summary

Constructors

Constructor	Description
GsubWorkerForLatin(CmapLookup cmapLookup, GsubData gsubData)

Method Summary

Modifier and Type	Method	Description
private List<Integer>	applyGsubFeature(ScriptFeature scriptFeature, List<Integer> originalGlyphs)
List<Integer>	applyTransforms(List<Integer> originalGlyphIds)	Applies language-specific transforms including GSUB and any other pre or post-processing necessary for displaying Glyphs correctly.

Methods inherited from class java.lang.Object

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

Field Details

LOG

private static final org.apache.commons.logging.Log LOG

FEATURES_IN_ORDER

private static final List<String> FEATURES_IN_ORDER

This sequence is very important. This has been taken from https://docs.microsoft.com/en-us/typography/script-development/standard

cmapLookup

private final CmapLookup cmapLookup

gsubData

private final GsubData gsubData

Constructor Details

GsubWorkerForLatin

GsubWorkerForLatin(CmapLookup cmapLookup,
 GsubData gsubData)

Method Details

applyTransforms

public List<Integer> applyTransforms(List<Integer> originalGlyphIds)

Description copied from interface: GsubWorker

Applies language-specific transforms including GSUB and any other pre or post-processing necessary for displaying Glyphs correctly.

Specified by:

applyTransforms in interface GsubWorker

Parameters:

originalGlyphIds - list of original glyph IDs

Returns:

list of transformed glyph IDs

applyGsubFeature

private List<Integer> applyGsubFeature(ScriptFeature scriptFeature,
 List<Integer> originalGlyphs)