Package com.itextpdf.text.pdf
Class DocumentFont
- java.lang.Object
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- com.itextpdf.text.pdf.BaseFont
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- com.itextpdf.text.pdf.DocumentFont
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- Direct Known Subclasses:
CMapAwareDocumentFont
public class DocumentFont extends BaseFont
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Nested Class Summary
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Nested classes/interfaces inherited from class com.itextpdf.text.pdf.BaseFont
BaseFont.StreamFont
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Field Summary
Fields Modifier and Type Field Description private float
ascender
private IntHashtable
byte2uni
private float
capHeight
protected java.lang.String
cjkEncoding
private BaseFont
cjkMirror
protected int
defaultWidth
private float
descender
private IntHashtable
diffmap
private PdfDictionary
font
private java.lang.String
fontName
private float
fontWeight
private IntHashtable
hMetrics
protected boolean
isType0
private float
italicAngle
private float
llx
private float
lly
private java.util.HashMap<java.lang.Integer,int[]>
metrics
private PRIndirectReference
refFont
private static int[]
stdEnc
private IntHashtable
uni2byte
protected java.lang.String
uniMap
private float
urx
private float
ury
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Fields inherited from class com.itextpdf.text.pdf.BaseFont
ASCENT, AWT_ASCENT, AWT_DESCENT, AWT_LEADING, AWT_MAXADVANCE, BBOXLLX, BBOXLLY, BBOXURX, BBOXURY, BuiltinFonts14, CACHED, CAPHEIGHT, CHAR_RANGE_ARABIC, CHAR_RANGE_CYRILLIC, CHAR_RANGE_HEBREW, CHAR_RANGE_LATIN, charBBoxes, CID_NEWLINE, compressionLevel, COURIER, COURIER_BOLD, COURIER_BOLDOBLIQUE, COURIER_OBLIQUE, CP1250, CP1252, CP1257, DEFAULT_FONT_MATRIX, DESCENT, differences, directTextToByte, embedded, EMBEDDED, encoding, fastWinansi, FONT_TYPE_CJK, FONT_TYPE_DOCUMENT, FONT_TYPE_T1, FONT_TYPE_T3, FONT_TYPE_TT, FONT_TYPE_TTUNI, FONT_WEIGHT, fontCache, fontSpecific, fontType, forceWidthsOutput, HELVETICA, HELVETICA_BOLD, HELVETICA_BOLDOBLIQUE, HELVETICA_OBLIQUE, IDENTITY_H, IDENTITY_V, ITALICANGLE, MACROMAN, NOT_CACHED, NOT_EMBEDDED, notdef, PARAGRAPH_SEPARATOR, RESOURCE_PATH, specialMap, STRIKETHROUGH_POSITION, STRIKETHROUGH_THICKNESS, SUBSCRIPT_OFFSET, SUBSCRIPT_SIZE, subset, subsetRanges, SUPERSCRIPT_OFFSET, SUPERSCRIPT_SIZE, SYMBOL, TIMES_BOLD, TIMES_BOLDITALIC, TIMES_ITALIC, TIMES_ROMAN, UNDERLINE_POSITION, UNDERLINE_THICKNESS, unicodeDifferences, vertical, WEIGHT_CLASS, WIDTH_CLASS, widths, WINANSI, ZAPFDINGBATS
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Constructor Summary
Constructors Constructor Description DocumentFont(PdfDictionary font)
Creates a new instance of DocumentFontDocumentFont(PRIndirectReference refFont)
Creates a new instance of DocumentFontDocumentFont(PRIndirectReference refFont, PdfDictionary drEncoding)
Creates a new instance of DocumentFont
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
charExists(int c)
Checks if a character exists in this font.(package private) byte[]
convertToBytes(int char1)
Converts achar
to a byte array according to the font's encoding.byte[]
convertToBytes(java.lang.String text)
Converts aString
to a byte array according to the font's encoding.private java.lang.String
decodeString(PdfString ps)
private void
doType1TT()
private void
fillDiffMap(PdfDictionary encDic, CMapToUnicode toUnicode)
private void
fillEncoding(PdfName encoding)
private void
fillFontDesc(PdfDictionary fontDesc)
private void
fillMetrics(byte[] touni, IntHashtable widths, int dw)
private void
fillMetricsIdentity(IntHashtable widths, int dw)
private void
fillWidths()
java.lang.String[][]
getAllNameEntries()
Gets all the entries of the names-table.(package private) IntHashtable
getByte2Uni()
Exposes the CID - > unicode map that is constructed from the font's encodingint[]
getCharBBox(int c)
Gets the smallest box enclosing the character contours.(package private) IntHashtable
getDiffmap()
Gets the difference mapjava.lang.String[][]
getFamilyFontName()
Gets the family name of the font.float
getFontDescriptor(int key, float fontSize)
Gets the font parameter identified bykey
.PdfDictionary
getFontDictionary()
double[]
getFontMatrix()
get default array of six numbers specifying the font matrix, mapping glyph space to text spacejava.lang.String[][]
getFullFontName()
Gets the full name of the font.PdfStream
getFullFontStream()
Always returns null.(package private) PdfIndirectReference
getIndirectReference()
int
getKerning(int char1, int char2)
Gets the kerning between two Unicode chars.java.lang.String
getPostscriptFontName()
Gets the postscript font name.protected int[]
getRawCharBBox(int c, java.lang.String name)
(package private) int
getRawWidth(int c, java.lang.String name)
Gets the width from the font according to the Unicode charc
or thename
.(package private) IntHashtable
getUni2Byte()
Exposes the unicode - > CID map that is constructed from the font's encodingint
getWidth(int char1)
Gets the width of achar
in normalized 1000 units.int
getWidth(java.lang.String text)
Gets the width of aString
in normalized 1000 units.boolean
hasKernPairs()
Checks if the font has any kerning pairs.private void
init()
(package private) boolean
isSymbolic()
boolean
isVertical()
Indicates whether the font is used for verticl writing or not.private CMapToUnicode
processToUnicode()
private void
processType0(PdfDictionary font)
private IntHashtable
readWidths(PdfArray ws)
boolean
setKerning(int char1, int char2, int kern)
Sets the kerning between two Unicode chars.void
setPostscriptFontName(java.lang.String name)
Sets the font name that will appear in the pdf font dictionary.(package private) void
writeFont(PdfWriter writer, PdfIndirectReference ref, java.lang.Object[] params)
Outputs to the writer the font dictionaries and streams.-
Methods inherited from class com.itextpdf.text.pdf.BaseFont
addSubsetRange, correctArabicAdvance, createBuiltInFontDictionary, createEncoding, createFont, createFont, createFont, createFont, createFont, createFont, createFont, createSubsetPrefix, enumerateTTCNames, enumerateTTCNames, getAllFontNames, getAllNameEntries, getAscent, getAscentPoint, getBaseName, getCidCode, getCodePagesSupported, getCompressionLevel, getDescent, getDescentPoint, getDifferences, getDocumentFonts, getDocumentFonts, getEncoding, getFontType, getFullFontName, getSubfamily, getUnicodeDifferences, getUnicodeDifferences, getUnicodeEquivalent, getWidthPoint, getWidthPoint, getWidthPointKerned, getWidths, isDirectTextToByte, isEmbedded, isFontSpecific, isForceWidthsOutput, isSubset, normalizeEncoding, setCharAdvance, setCompressionLevel, setDirectTextToByte, setFontDescriptor, setForceWidthsOutput, setSubset
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Field Detail
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metrics
private java.util.HashMap<java.lang.Integer,int[]> metrics
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fontName
private java.lang.String fontName
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refFont
private PRIndirectReference refFont
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font
private PdfDictionary font
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uni2byte
private IntHashtable uni2byte
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byte2uni
private IntHashtable byte2uni
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diffmap
private IntHashtable diffmap
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ascender
private float ascender
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capHeight
private float capHeight
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descender
private float descender
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italicAngle
private float italicAngle
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fontWeight
private float fontWeight
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llx
private float llx
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lly
private float lly
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urx
private float urx
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ury
private float ury
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isType0
protected boolean isType0
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defaultWidth
protected int defaultWidth
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hMetrics
private IntHashtable hMetrics
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cjkEncoding
protected java.lang.String cjkEncoding
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uniMap
protected java.lang.String uniMap
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cjkMirror
private BaseFont cjkMirror
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stdEnc
private static final int[] stdEnc
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Constructor Detail
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DocumentFont
DocumentFont(PdfDictionary font)
Creates a new instance of DocumentFont
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DocumentFont
DocumentFont(PRIndirectReference refFont)
Creates a new instance of DocumentFont
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DocumentFont
DocumentFont(PRIndirectReference refFont, PdfDictionary drEncoding)
Creates a new instance of DocumentFont
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Method Detail
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getFontDictionary
public PdfDictionary getFontDictionary()
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init
private void init()
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processType0
private void processType0(PdfDictionary font)
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readWidths
private IntHashtable readWidths(PdfArray ws)
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decodeString
private java.lang.String decodeString(PdfString ps)
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fillMetricsIdentity
private void fillMetricsIdentity(IntHashtable widths, int dw)
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fillMetrics
private void fillMetrics(byte[] touni, IntHashtable widths, int dw)
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doType1TT
private void doType1TT()
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fillWidths
private void fillWidths()
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fillDiffMap
private void fillDiffMap(PdfDictionary encDic, CMapToUnicode toUnicode)
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processToUnicode
private CMapToUnicode processToUnicode()
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fillFontDesc
private void fillFontDesc(PdfDictionary fontDesc)
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fillEncoding
private void fillEncoding(PdfName encoding)
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getFamilyFontName
public java.lang.String[][] getFamilyFontName()
Gets the family name of the font. If it is a True Type font each array element will have {Platform ID, Platform Encoding ID, Language ID, font name}. The interpretation of this values can be found in the Open Type specification, chapter 2, in the 'name' table.
For the other fonts the array has a single element with {"", "", "", font name}.- Specified by:
getFamilyFontName
in classBaseFont
- Returns:
- the family name of the font
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getFontDescriptor
public float getFontDescriptor(int key, float fontSize)
Gets the font parameter identified bykey
. Valid values forkey
areASCENT
,CAPHEIGHT
,DESCENT
,ITALICANGLE
,BBOXLLX
,BBOXLLY
,BBOXURX
andBBOXURY
.- Specified by:
getFontDescriptor
in classBaseFont
- Parameters:
key
- the parameter to be extractedfontSize
- the font size in points- Returns:
- the parameter in points
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getFullFontName
public java.lang.String[][] getFullFontName()
Gets the full name of the font. If it is a True Type font each array element will have {Platform ID, Platform Encoding ID, Language ID, font name}. The interpretation of this values can be found in the Open Type specification, chapter 2, in the 'name' table.
For the other fonts the array has a single element with {"", "", "", font name}.- Specified by:
getFullFontName
in classBaseFont
- Returns:
- the full name of the font
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getAllNameEntries
public java.lang.String[][] getAllNameEntries()
Gets all the entries of the names-table. If it is a True Type font each array element will have {Name ID, Platform ID, Platform Encoding ID, Language ID, font name}. The interpretation of this values can be found in the Open Type specification, chapter 2, in the 'name' table.
For the other fonts the array has a single element with {"4", "", "", "", font name}.- Specified by:
getAllNameEntries
in classBaseFont
- Returns:
- the full name of the font
- Since:
- 2.0.8
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getKerning
public int getKerning(int char1, int char2)
Gets the kerning between two Unicode chars.- Specified by:
getKerning
in classBaseFont
- Parameters:
char1
- the first charchar2
- the second char- Returns:
- the kerning to be applied
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getPostscriptFontName
public java.lang.String getPostscriptFontName()
Gets the postscript font name.- Specified by:
getPostscriptFontName
in classBaseFont
- Returns:
- the postscript font name
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getRawWidth
int getRawWidth(int c, java.lang.String name)
Gets the width from the font according to the Unicode charc
or thename
. If thename
is null it's a symbolic font.- Specified by:
getRawWidth
in classBaseFont
- Parameters:
c
- the unicode charname
- the glyph name- Returns:
- the width of the char
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hasKernPairs
public boolean hasKernPairs()
Checks if the font has any kerning pairs.- Specified by:
hasKernPairs
in classBaseFont
- Returns:
true
if the font has any kerning pairs
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writeFont
void writeFont(PdfWriter writer, PdfIndirectReference ref, java.lang.Object[] params) throws DocumentException, java.io.IOException
Outputs to the writer the font dictionaries and streams.- Specified by:
writeFont
in classBaseFont
- Parameters:
writer
- the writer for this documentref
- the font indirect referenceparams
- several parameters that depend on the font type- Throws:
java.io.IOException
- on errorDocumentException
- error in generating the object
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getFullFontStream
public PdfStream getFullFontStream()
Always returns null.- Specified by:
getFullFontStream
in classBaseFont
- Returns:
- null
- Since:
- 2.1.3
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getWidth
public int getWidth(int char1)
Gets the width of achar
in normalized 1000 units.
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getWidth
public int getWidth(java.lang.String text)
Description copied from class:BaseFont
Gets the width of aString
in normalized 1000 units.
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convertToBytes
public byte[] convertToBytes(java.lang.String text)
Description copied from class:BaseFont
Converts aString
to a byte array according to the font's encoding.- Overrides:
convertToBytes
in classBaseFont
- Parameters:
text
- theString
to be converted- Returns:
- an array of
byte
representing the conversion according to the font's encoding
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convertToBytes
byte[] convertToBytes(int char1)
Description copied from class:BaseFont
Converts achar
to a byte array according to the font's encoding.- Overrides:
convertToBytes
in classBaseFont
- Parameters:
char1
- thechar
to be converted- Returns:
- an array of
byte
representing the conversion according to the font's encoding
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getIndirectReference
PdfIndirectReference getIndirectReference()
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charExists
public boolean charExists(int c)
Description copied from class:BaseFont
Checks if a character exists in this font.- Overrides:
charExists
in classBaseFont
- Parameters:
c
- the character to check- Returns:
true
if the character has a glyph,false
otherwise
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getFontMatrix
public double[] getFontMatrix()
Description copied from class:BaseFont
get default array of six numbers specifying the font matrix, mapping glyph space to text space- Overrides:
getFontMatrix
in classBaseFont
- Returns:
- an array of six values
null
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setPostscriptFontName
public void setPostscriptFontName(java.lang.String name)
Sets the font name that will appear in the pdf font dictionary. It does nothing in this case as the font is already in the document.- Specified by:
setPostscriptFontName
in classBaseFont
- Parameters:
name
- the new font name
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setKerning
public boolean setKerning(int char1, int char2, int kern)
Description copied from class:BaseFont
Sets the kerning between two Unicode chars.- Specified by:
setKerning
in classBaseFont
- Parameters:
char1
- the first charchar2
- the second charkern
- the kerning to apply in normalized 1000 units- Returns:
true
if the kerning was applied,false
otherwise
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getCharBBox
public int[] getCharBBox(int c)
Description copied from class:BaseFont
Gets the smallest box enclosing the character contours. It will returnnull
if the font has not the information or the character has no contours, as in the case of the space, for example. Characters with no contours may also return [0,0,0,0].- Overrides:
getCharBBox
in classBaseFont
- Parameters:
c
- the character to get the contour bounding box from- Returns:
- an array of four floats with the bounding box in the format [llx,lly,urx,ury] or
null
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getRawCharBBox
protected int[] getRawCharBBox(int c, java.lang.String name)
- Specified by:
getRawCharBBox
in classBaseFont
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isVertical
public boolean isVertical()
Description copied from class:BaseFont
Indicates whether the font is used for verticl writing or not.- Overrides:
isVertical
in classBaseFont
- Returns:
true
if the writing mode is vertical for the given font,false
otherwise.
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getUni2Byte
IntHashtable getUni2Byte()
Exposes the unicode - > CID map that is constructed from the font's encoding- Returns:
- the unicode to CID map
- Since:
- 2.1.7
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getByte2Uni
IntHashtable getByte2Uni()
Exposes the CID - > unicode map that is constructed from the font's encoding- Returns:
- the CID to unicode map
- Since:
- 5.4.0
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getDiffmap
IntHashtable getDiffmap()
Gets the difference map- Returns:
- the difference map
- Since:
- 5.0.5
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isSymbolic
boolean isSymbolic()
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