Package com.itextpdf.text.pdf

Class DocumentFont

java.lang.Object
com.itextpdf.text.pdf.BaseFont
com.itextpdf.text.pdf.DocumentFont
Direct Known Subclasses:
CMapAwareDocumentFont
public class DocumentFont extends BaseFont

  • Field Details

    • metrics

      private HashMap<Integer,int[]> metrics

    • fontName

      private String fontName

    • refFont

      private PRIndirectReference refFont

    • font

      private PdfDictionary font

    • uni2byte

      private IntHashtable uni2byte

    • byte2uni

      private IntHashtable byte2uni

    • diffmap

      private IntHashtable diffmap

    • ascender

      private float ascender

    • capHeight

      private float capHeight

    • descender

      private float descender

    • italicAngle

      private float italicAngle

    • fontWeight

      private float fontWeight

    • llx

      private float llx

    • lly

      private float lly

    • urx

      private float urx

    • ury

      private float ury

    • isType0

      protected boolean isType0

    • defaultWidth

      protected int defaultWidth

    • hMetrics

      private IntHashtable hMetrics

    • cjkEncoding

      protected String cjkEncoding

    • uniMap

      protected String uniMap

    • cjkMirror

      private BaseFont cjkMirror

    • stdEnc

      private static final int[] stdEnc

  • Constructor Details

  • Method Details

    • getFontDictionary

      public PdfDictionary getFontDictionary()

    • init

      private void init()

    • processType0

      private void processType0(PdfDictionary font)

    • readWidths

      private IntHashtable readWidths(PdfArray ws)

    • decodeString

      private String decodeString(PdfString ps)

    • fillMetricsIdentity

      private void fillMetricsIdentity(IntHashtable widths, int dw)

    • fillMetrics

      private void fillMetrics(byte[] touni, IntHashtable widths, int dw)

    • doType1TT

      private void doType1TT()

    • fillWidths

      private void fillWidths()

    • fillDiffMap

      private void fillDiffMap(PdfDictionary encDic, CMapToUnicode toUnicode)

    • processToUnicode

      private CMapToUnicode processToUnicode()

    • fillFontDesc

      private void fillFontDesc(PdfDictionary fontDesc)

    • fillEncoding

      private void fillEncoding(PdfName encoding)

    • getFamilyFontName

      public 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 class BaseFont
      Returns:
      the family name of the font

    • getFontDescriptor

      public float getFontDescriptor(int key, float fontSize)
      Gets the font parameter identified by key. Valid values for key are ASCENT, CAPHEIGHT, DESCENT, ITALICANGLE, BBOXLLX, BBOXLLY, BBOXURX and BBOXURY.
      Specified by:
      getFontDescriptor in class BaseFont
      Parameters:
      key - the parameter to be extracted
      fontSize - the font size in points
      Returns:
      the parameter in points

    • getFullFontName

      public 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 class BaseFont
      Returns:
      the full name of the font

    • getAllNameEntries

      public 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 class BaseFont
      Returns:
      the full name of the font
      Since:
      2.0.8

    • getKerning

      public int getKerning(int char1, int char2)
      Gets the kerning between two Unicode chars.
      Specified by:
      getKerning in class BaseFont
      Parameters:
      char1 - the first char
      char2 - the second char
      Returns:
      the kerning to be applied

    • getPostscriptFontName

      public String getPostscriptFontName()
      Gets the postscript font name.
      Specified by:
      getPostscriptFontName in class BaseFont
      Returns:
      the postscript font name

    • getRawWidth

      int getRawWidth(int c, String name)
      Gets the width from the font according to the Unicode char c or the name. If the name is null it's a symbolic font.
      Specified by:
      getRawWidth in class BaseFont
      Parameters:
      c - the unicode char
      name - the glyph name
      Returns:
      the width of the char

    • hasKernPairs

      public boolean hasKernPairs()
      Checks if the font has any kerning pairs.
      Specified by:
      hasKernPairs in class BaseFont
      Returns:
      true if the font has any kerning pairs

    • writeFont

      void writeFont(PdfWriter writer, PdfIndirectReference ref, Object[] params) throws DocumentException, IOException
      Outputs to the writer the font dictionaries and streams.
      Specified by:
      writeFont in class BaseFont
      Parameters:
      writer - the writer for this document
      ref - the font indirect reference
      params - several parameters that depend on the font type
      Throws:
      IOException - on error
      DocumentException - error in generating the object

    • getFullFontStream

      public PdfStream getFullFontStream()
      Always returns null.
      Specified by:
      getFullFontStream in class BaseFont
      Returns:
      null
      Since:
      2.1.3

    • getWidth

      public int getWidth(int char1)
      Gets the width of a char in normalized 1000 units.
      Overrides:
      getWidth in class BaseFont
      Parameters:
      char1 - the unicode char to get the width of
      Returns:
      the width in normalized 1000 units

    • getWidth

      public int getWidth(String text)
      Description copied from class: BaseFont
      Gets the width of a String in normalized 1000 units.
      Overrides:
      getWidth in class BaseFont
      Parameters:
      text - the String to get the width of
      Returns:
      the width in normalized 1000 units

    • convertToBytes

      public byte[] convertToBytes(String text)
      Description copied from class: BaseFont
      Converts a String to a byte array according to the font's encoding.
      Overrides:
      convertToBytes in class BaseFont
      Parameters:
      text - the String to be converted
      Returns:
      an array of byte representing the conversion according to the font's encoding

    • convertToBytes

      byte[] convertToBytes(int char1)
      Description copied from class: BaseFont
      Converts a char to a byte array according to the font's encoding.
      Overrides:
      convertToBytes in class BaseFont
      Parameters:
      char1 - the char to be converted
      Returns:
      an array of byte representing the conversion according to the font's encoding

    • getIndirectReference

      PdfIndirectReference getIndirectReference()

    • charExists

      public boolean charExists(int c)
      Description copied from class: BaseFont
      Checks if a character exists in this font.
      Overrides:
      charExists in class BaseFont
      Parameters:
      c - the character to check
      Returns:
      true if the character has a glyph, false otherwise

    • 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 class BaseFont
      Returns:
      an array of six values null

    • setPostscriptFontName

      public void setPostscriptFontName(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 class BaseFont
      Parameters:
      name - the new font name

    • 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 class BaseFont
      Parameters:
      char1 - the first char
      char2 - the second char
      kern - the kerning to apply in normalized 1000 units
      Returns:
      true if the kerning was applied, false otherwise

    • getCharBBox

      public int[] getCharBBox(int c)
      Description copied from class: BaseFont
      Gets the smallest box enclosing the character contours. It will return null 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 class BaseFont
      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

    • getRawCharBBox

      protected int[] getRawCharBBox(int c, String name)
      Specified by:
      getRawCharBBox in class BaseFont

    • isVertical

      public boolean isVertical()
      Description copied from class: BaseFont
      Indicates whether the font is used for verticl writing or not.
      Overrides:
      isVertical in class BaseFont
      Returns:
      true if the writing mode is vertical for the given font, false otherwise.

    • 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

    • 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

    • getDiffmap

      IntHashtable getDiffmap()
      Gets the difference map
      Returns:
      the difference map
      Since:
      5.0.5

    • isSymbolic

      boolean isSymbolic()