Package org.apache.pdfbox.pdmodel.font

Class ToUnicodeWriter

  • final class ToUnicodeWriter
extends java.lang.Object
    Writes ToUnicode Mapping Files.

    • Field Summary

      Fields 
      Modifier and Type Field Description
      private java.util.Map<java.lang.Integer,​java.lang.String> cidToUnicode  
      (package private) static int MAX_ENTRIES_PER_OPERATOR
      To test corner case of PDFBOX-4302.
      private int wMode  

    • Constructor Summary

      Constructors 
      Constructor Description
      ToUnicodeWriter()
      Creates a new ToUnicode CMap writer.

    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void add​(int cid, java.lang.String text)
      Adds the given CID to Unicode mapping.
      (package private) static boolean allowCIDToUnicodeRange​(java.util.Map.Entry<java.lang.Integer,​java.lang.String> prev, java.util.Map.Entry<java.lang.Integer,​java.lang.String> next)  
      (package private) static boolean allowCodeRange​(int prev, int next)  
      (package private) static boolean allowDestinationRange​(java.lang.String prev, java.lang.String next)  
      void setWMode​(int wMode)
      Sets the WMode (writing mode) of this CMap.
      private void writeLine​(java.io.BufferedWriter writer, java.lang.String text)  
      void writeTo​(java.io.OutputStream out)
      Writes the CMap as ASCII to the given output stream.

      • Methods inherited from class java.lang.Object

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

    • Field Detail

      • cidToUnicode

        private final java.util.Map<java.lang.Integer,​java.lang.String> cidToUnicode

      • wMode

        private int wMode

      • MAX_ENTRIES_PER_OPERATOR

        static final int MAX_ENTRIES_PER_OPERATOR
        To test corner case of PDFBOX-4302.
        See Also:
        Constant Field Values

    • Constructor Detail

      • ToUnicodeWriter

        ToUnicodeWriter()
        Creates a new ToUnicode CMap writer.

    • Method Detail

      • setWMode

        public void setWMode​(int wMode)
        Sets the WMode (writing mode) of this CMap.
        Parameters:
        wMode - 1 for vertical, 0 for horizontal (default)

      • add

        public void add​(int cid,
                java.lang.String text)
        Adds the given CID to Unicode mapping.
        Parameters:
        cid - CID
        text - Unicode text, up to 512 bytes.

      • writeTo

        public void writeTo​(java.io.OutputStream out)
             throws java.io.IOException
        Writes the CMap as ASCII to the given output stream.
        Parameters:
        out - ASCII output stream
        Throws:
        java.io.IOException - if the stream could not be written

      • writeLine

        private void writeLine​(java.io.BufferedWriter writer,
                       java.lang.String text)
                throws java.io.IOException
        Throws:
        java.io.IOException

      • allowCIDToUnicodeRange

        static boolean allowCIDToUnicodeRange​(java.util.Map.Entry<java.lang.Integer,​java.lang.String> prev,
                                      java.util.Map.Entry<java.lang.Integer,​java.lang.String> next)

      • allowCodeRange

        static boolean allowCodeRange​(int prev,
                              int next)

      • allowDestinationRange

        static boolean allowDestinationRange​(java.lang.String prev,
                                     java.lang.String next)