Package org.apache.fontbox.ttf

Class GlyphTable

java.lang.Object

org.apache.fontbox.ttf.TTFTable

org.apache.fontbox.ttf.GlyphTable

public class GlyphTable
extends TTFTable

A table in a true type font.

Field Summary

Fields

Modifier and Type	Field	Description
private int	cached
private TTFDataStream	data
private GlyphData[]	glyphs
private HorizontalMetricsTable	hmt
private IndexToLocationTable	loca
private static final int	MAX_CACHE_SIZE	Don't even bother to cache huge fonts.
private static final int	MAX_CACHED_GLYPHS	Don't cache more glyphs than this.
private int	numGlyphs
static final String	TAG	Tag to identify this table.

Fields inherited from class org.apache.fontbox.ttf.TTFTable

font, initialized

Constructor Summary

Constructors

Constructor	Description
GlyphTable(TrueTypeFont font)

Method Summary

Modifier and Type	Method	Description
GlyphData	getGlyph(int gid)	Returns the data for the glyph with the given GID.
private GlyphData	getGlyphData(int gid)
GlyphData[]	getGlyphs()	Deprecated. use getGlyph(int) instead.
(package private) void	read(TrueTypeFont ttf, TTFDataStream data)	This will read the required data from the stream.
void	setGlyphs(GlyphData[] glyphsValue)

Methods inherited from class org.apache.fontbox.ttf.TTFTable

getCheckSum, getInitialized, getLength, getOffset, getTag, setCheckSum, setLength, setOffset, setTag

Methods inherited from class java.lang.Object

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

Field Details

TAG

public static final String TAG

Tag to identify this table.

See Also:

• Constant Field Values

glyphs

private GlyphData[] glyphs

data

private TTFDataStream data

loca

private IndexToLocationTable loca

numGlyphs

private int numGlyphs

cached

private int cached

hmt

private HorizontalMetricsTable hmt

MAX_CACHE_SIZE

private static final int MAX_CACHE_SIZE

Don't even bother to cache huge fonts.

See Also:

• Constant Field Values

MAX_CACHED_GLYPHS

private static final int MAX_CACHED_GLYPHS

Don't cache more glyphs than this.

See Also:

• Constant Field Values

Constructor Details

GlyphTable

GlyphTable(TrueTypeFont font)

Method Details

read

void read(TrueTypeFont ttf,
 TTFDataStream data)
   throws IOException

This will read the required data from the stream.

Overrides:

read in class TTFTable

Parameters:

ttf - The font that is being read.

data - The stream to read the data from.

Throws:

IOException - If there is an error reading the data.

getGlyphs

@Deprecated
public GlyphData[] getGlyphs()
                      throws IOException

Deprecated.

use getGlyph(int) instead. This will be removed in 3.0. If you need this method, please create an issue in JIRA.

Returns all glyphs. This method can be very slow.

Throws:

IOException - If there is an error reading the data.

setGlyphs

public void setGlyphs(GlyphData[] glyphsValue)

Parameters:

glyphsValue - The glyphs to set.

getGlyph

public GlyphData getGlyph(int gid)
                   throws IOException

Returns the data for the glyph with the given GID.

Parameters:

gid - GID

Throws:

IOException - if the font cannot be read

getGlyphData

private GlyphData getGlyphData(int gid)
                        throws IOException

Throws:

IOException