Package com.lowagie.text.pdf
Class CJKFont
- java.lang.Object
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- com.lowagie.text.pdf.BaseFont
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- com.lowagie.text.pdf.CJKFont
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class CJKFont extends BaseFont
Creates a CJK font compatible with the fonts in the Adobe Asian font Pack.
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Nested Class Summary
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Nested classes/interfaces inherited from class com.lowagie.text.pdf.BaseFont
BaseFont.StreamFont
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Field Summary
Fields Modifier and Type Field Description (package private) java.util.Hashtable<java.lang.String,char[]>
allCMaps
(package private) static java.util.concurrent.ConcurrentHashMap<java.lang.String,java.util.HashMap<java.lang.Object,java.lang.Object>>
allFonts
private static int
BRACKET
private boolean
cidDirect
(package private) static java.lang.String
CJK_ENCODING
The encoding used in the PDF document for CJK fonts(package private) static java.util.Properties
cjkEncodings
(package private) static java.util.Properties
cjkFonts
private java.lang.String
CMap
The CMap name associated with this fontprivate static int
FIRST
private java.util.HashMap<java.lang.Object,java.lang.Object>
fontDesc
private java.lang.String
fontName
The font nameprivate IntHashtable
hMetrics
private static java.lang.Object
initLock
private static boolean
propertiesLoaded
private static int
SERIAL
private java.lang.String
style
The style modifierprivate char[]
translationMap
private static int
V1Y
private boolean
vertical
private IntHashtable
vMetrics
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Fields inherited from class com.lowagie.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, 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, fontCache, fontSpecific, fontType, forceWidthsOutput, HELVETICA, HELVETICA_BOLD, HELVETICA_BOLDOBLIQUE, HELVETICA_OBLIQUE, IDENTITY_H, IDENTITY_V, includeCidSet, ITALICANGLE, MACROMAN, NOT_CACHED, NOT_EMBEDDED, notdef, RESOURCE_PATH, secureRandom, 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, widths, WINANSI, ZAPFDINGBATS
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Constructor Summary
Constructors Constructor Description CJKFont(java.lang.String fontName, java.lang.String enc, boolean emb)
Creates a CJK font.
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
charExists(int c)
Checks if a character exists in this font.(package private) static java.lang.String
convertToHCIDMetrics(int[] keys, IntHashtable h)
(package private) static java.lang.String
convertToVCIDMetrics(int[] keys, IntHashtable v, IntHashtable h)
(package private) static IntHashtable
createMetric(java.lang.String s)
java.lang.String[][]
getAllNameEntries()
Gets all the entries of the names-table.private float
getBBox(int idx)
int[]
getCharBBox(int c)
Gets the smallest box enclosing the character contours.int
getCidCode(int c)
Gets the CID code given an Unicode.private PdfDictionary
getCIDFont(PdfIndirectReference fontDescriptor, IntHashtable cjkTag)
private float
getDescNumber(java.lang.String name)
java.lang.String[][]
getFamilyFontName()
Gets the family name of the font.private PdfDictionary
getFontBaseType(PdfIndirectReference CIDFont)
private PdfDictionary
getFontDescriptor()
float
getFontDescriptor(int key, float fontSize)
Gets the font parameter identified bykey
.java.lang.String[][]
getFullFontName()
Gets the full name of the font.PdfStream
getFullFontStream()
You can't get the FontStream of a CJK font (CJK fonts are never embedded), so this method always returns null.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
.int
getUnicodeEquivalent(int c)
Gets the Unicode equivalent to a CID.int
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.static boolean
isCJKFont(java.lang.String fontName, java.lang.String enc)
Checks if its a valid CJK font.private static void
loadProperties()
(package private) static char[]
readCMap(java.lang.String name)
(package private) static java.util.HashMap<java.lang.Object,java.lang.Object>
readFontProperties(java.lang.String name)
boolean
setCharAdvance(int c, int advance)
Sets the character advance.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.lowagie.text.pdf.BaseFont
addSubsetRange, convertToBytes, convertToBytes, correctArabicAdvance, createEncoding, createFont, createFont, createFont, createFont, createFont, createFont, createFont, createSubsetPrefix, enumerateTTCNames, enumerateTTCNames, getAllFontNames, getAllNameEntries, getAscent, getAscentPoint, getBaseName, getCodePagesSupported, getCompressionLevel, getDescent, getDescentPoint, getDifferences, getDocumentFonts, getDocumentFonts, getEncoding, getFontType, getFullFontName, getResourceStream, getResourceStream, getSecureRandom, getUnicodeDifferences, getUnicodeDifferences, getWidthPoint, getWidthPoint, getWidthPointKerned, getWidths, isDirectTextToByte, isEmbedded, isFontSpecific, isForceWidthsOutput, isIncludeCidSet, isSubset, normalizeEncoding, setCompressionLevel, setDirectTextToByte, setForceWidthsOutput, setIncludeCidSet, setSecureRandom, setSubset
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Field Detail
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CJK_ENCODING
static final java.lang.String CJK_ENCODING
The encoding used in the PDF document for CJK fonts- See Also:
- Constant Field Values
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FIRST
private static final int FIRST
- See Also:
- Constant Field Values
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BRACKET
private static final int BRACKET
- See Also:
- Constant Field Values
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SERIAL
private static final int SERIAL
- See Also:
- Constant Field Values
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V1Y
private static final int V1Y
- See Also:
- Constant Field Values
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cjkFonts
static java.util.Properties cjkFonts
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cjkEncodings
static java.util.Properties cjkEncodings
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allFonts
static java.util.concurrent.ConcurrentHashMap<java.lang.String,java.util.HashMap<java.lang.Object,java.lang.Object>> allFonts
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propertiesLoaded
private static boolean propertiesLoaded
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initLock
private static java.lang.Object initLock
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allCMaps
java.util.Hashtable<java.lang.String,char[]> allCMaps
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fontName
private java.lang.String fontName
The font name
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style
private java.lang.String style
The style modifier
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CMap
private java.lang.String CMap
The CMap name associated with this font
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cidDirect
private boolean cidDirect
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translationMap
private char[] translationMap
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vMetrics
private IntHashtable vMetrics
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hMetrics
private IntHashtable hMetrics
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fontDesc
private java.util.HashMap<java.lang.Object,java.lang.Object> fontDesc
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vertical
private boolean vertical
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Constructor Detail
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CJKFont
CJKFont(java.lang.String fontName, java.lang.String enc, boolean emb) throws DocumentException
Creates a CJK font.- Parameters:
fontName
- the name of the fontenc
- the encoding of the fontemb
- alwaysfalse
. CJK font and not embedded- Throws:
DocumentException
- on error
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Method Detail
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loadProperties
private static void loadProperties()
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isCJKFont
public static boolean isCJKFont(java.lang.String fontName, java.lang.String enc)
Checks if its a valid CJK font.- Parameters:
fontName
- the font nameenc
- the encoding- Returns:
true
if it is CJK font
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readCMap
static char[] readCMap(java.lang.String name)
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createMetric
static IntHashtable createMetric(java.lang.String s)
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convertToHCIDMetrics
static java.lang.String convertToHCIDMetrics(int[] keys, IntHashtable h)
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convertToVCIDMetrics
static java.lang.String convertToVCIDMetrics(int[] keys, IntHashtable v, IntHashtable h)
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readFontProperties
static java.util.HashMap<java.lang.Object,java.lang.Object> readFontProperties(java.lang.String name)
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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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getRawWidth
int getRawWidth(int c, java.lang.String name)
Description copied from class:BaseFont
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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getKerning
public int getKerning(int char1, int char2)
Description copied from class:BaseFont
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 in normalized 1000 units
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getFontDescriptor
private PdfDictionary getFontDescriptor()
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getCIDFont
private PdfDictionary getCIDFont(PdfIndirectReference fontDescriptor, IntHashtable cjkTag)
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getFontBaseType
private PdfDictionary getFontBaseType(PdfIndirectReference CIDFont)
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writeFont
void writeFont(PdfWriter writer, PdfIndirectReference ref, java.lang.Object[] params) throws DocumentException, java.io.IOException
Description copied from class:BaseFont
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:
DocumentException
- error in generating the objectjava.io.IOException
- on error
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getFullFontStream
public PdfStream getFullFontStream()
You can't get the FontStream of a CJK font (CJK fonts are never embedded), so this method always returns null.- Specified by:
getFullFontStream
in classBaseFont
- Returns:
- null
- Since:
- 2.1.3
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getDescNumber
private float getDescNumber(java.lang.String name)
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getBBox
private float getBBox(int idx)
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getFontDescriptor
public float getFontDescriptor(int key, float fontSize)
Gets the font parameter identified bykey
. Valid values forkey
areASCENT
,CAPHEIGHT
,DESCENT
andITALICANGLE
.- 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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getPostscriptFontName
public java.lang.String getPostscriptFontName()
Description copied from class:BaseFont
Gets the postscript font name.- Specified by:
getPostscriptFontName
in classBaseFont
- Returns:
- the postscript font name
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setPostscriptFontName
public void setPostscriptFontName(java.lang.String name)
Sets the font name that will appear in the pdf font dictionary. Use with care as it can easily make a font unreadable if not embedded.- Specified by:
setPostscriptFontName
in classBaseFont
- Parameters:
name
- the new font name
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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
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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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getUnicodeEquivalent
public int getUnicodeEquivalent(int c)
Description copied from class:BaseFont
Gets the Unicode equivalent to a CID. The (nonexistent) CIDFF00
is translated as '\n'. It has only meaning with CJK fonts with Identity encoding.- Overrides:
getUnicodeEquivalent
in classBaseFont
- Parameters:
c
- the CID code- Returns:
- the Unicode equivalent
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getCidCode
public int getCidCode(int c)
Description copied from class:BaseFont
Gets the CID code given an Unicode. It has only meaning with CJK fonts.- Overrides:
getCidCode
in classBaseFont
- Parameters:
c
- the Unicode- Returns:
- the CID equivalent
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hasKernPairs
public boolean hasKernPairs()
Checks if the font has any kerning pairs.- Specified by:
hasKernPairs
in classBaseFont
- Returns:
- always
false
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charExists
public boolean charExists(int c)
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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setCharAdvance
public boolean setCharAdvance(int c, int advance)
Sets the character advance.- Overrides:
setCharAdvance
in classBaseFont
- Parameters:
c
- the characteradvance
- the character advance normalized to 1000 units- Returns:
true
if the advance was set,false
otherwise. Will always returnfalse
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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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