Package org.apache.fop.render.ps.fonts

Class PSTTFGenerator

  • public class PSTTFGenerator
extends java.lang.Object
    This is a wrapper for PSGenerator that contains some members specific for streaming TrueType fonts to a PostScript document.

    • Field Summary

      Fields 
      Modifier and Type Field Description
      static int MAX_BUFFER_SIZE
      The buffer is used to store the font file in an array of hex-encoded strings.

    • Constructor Summary

      Constructors 
      Constructor Description
      PSTTFGenerator​(org.apache.xmlgraphics.ps.PSGenerator gen)
      Creates a new instance wrapping the given generator.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void endString()
      Finishes writing a string by appending '00' and '>' to the end.
      void startString()
      Writes the '<' character that starts a string.
      void streamBytes​(byte[] byteArray, int offset, int length)
      Writes bytes from the given byte array to the output.
      void write​(java.lang.String cmd)
      Writes the given string to the output.
      void writeln​(java.lang.String cmd)
      Writes the given string to the output, followed by a newline.

      • Methods inherited from class java.lang.Object

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

    • Field Detail

      • MAX_BUFFER_SIZE

        public static final int MAX_BUFFER_SIZE
        The buffer is used to store the font file in an array of hex-encoded strings. Strings are limited to 65535 characters, string will start with a newline, 2 characters are needed to hex-encode each byte.
        See Also:
        Constant Field Values

    • Constructor Detail

      • PSTTFGenerator

        public PSTTFGenerator​(org.apache.xmlgraphics.ps.PSGenerator gen)
        Creates a new instance wrapping the given generator.
        Parameters:
        gen - the PSGenerator to wrap

    • Method Detail

      • startString

        public void startString()
                 throws java.io.IOException
        Writes the '<' character that starts a string.
        Throws:
        java.io.IOException

      • write

        public void write​(java.lang.String cmd)
           throws java.io.IOException
        Writes the given string to the output.
        Parameters:
        cmd - a string
        Throws:
        java.io.IOException

      • writeln

        public void writeln​(java.lang.String cmd)
             throws java.io.IOException
        Writes the given string to the output, followed by a newline.
        Parameters:
        cmd - a string
        Throws:
        java.io.IOException

      • streamBytes

        public void streamBytes​(byte[] byteArray,
                        int offset,
                        int length)
                 throws java.io.IOException
        Writes bytes from the given byte array to the output.
        Parameters:
        byteArray - byte[] a byte array
        offset - the position in the byte array where the streaming must start
        length - the number of bytes to stream. This MUST be less than MAX_BUFFER_SIZE - 1 since strings are suffixed by '00' (see Section 4.2 of Adobe Technical Note #5012, The Type 42 Font Format Specification.).
        Throws:
        java.io.IOException

      • endString

        public void endString()
               throws java.io.IOException
        Finishes writing a string by appending '00' and '>' to the end.
        Throws:
        java.io.IOException