PDFEncoding (Apache FOP 2.7 API)
Date: 2022-01-12

org.apache.fop.pdf

## Class PDFEncoding

- java.lang.Object
- - org.apache.fop.pdf.PDFObject
  - - org.apache.fop.pdf.PDFDictionary
    - - org.apache.fop.pdf.PDFEncoding

- All Implemented Interfaces:
    PDFWritable

      public class PDFEncoding
      extends PDFDictionary

  Class representing an /Encoding object. A small object expressing the base encoding name and the differences from the base encoding. The three base encodings are given by their name. Encodings are specified in section 5.5.5 of the PDF 1.4 spec.

- - ### Nested Class Summary

    Nested Classes
    Modifier and Type | Class and Description
    --- | ---
    `class` | `PDFEncoding.DifferencesBuilder` Builder class for constructing the Differences array.

  - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `static java.lang.String` | `MAC_EXPERT_ENCODING` the name for the Mac Export encoding scheme
    `static java.lang.String` | `MAC_ROMAN_ENCODING` the name for the Mac Roman encoding scheme
    `static java.lang.String` | `PDF_DOC_ENCODING` the name for the PDF document encoding scheme
    `static java.lang.String` | `STANDARD_ENCODING` the name for the standard encoding scheme
    `static java.lang.String` | `WIN_ANSI_ENCODING` the name for the WinAnsi encoding scheme

    - ### Fields inherited from class org.apache.fop.pdf.PDFDictionary

      `entries, order`

    - ### Fields inherited from class org.apache.fop.pdf.PDFObject

      `log`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `PDFEncoding(java.lang.String basename)` Create a new /Encoding object.

  - ### Method Summary

    All Methods Static Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `PDFEncoding.DifferencesBuilder` | `createDifferencesBuilder()` Creates and returns a new DifferencesBuilder instance for constructing the Differences array.
    `static boolean` | `isPredefinedEncoding(java.lang.String name)` Indicates whether a given encoding is one of the predefined encodings.
    `void` | `setDifferences(PDFArray differences)` Sets the Differences value.

    - ### Methods inherited from class org.apache.fop.pdf.PDFDictionary

      `containsKey, get, getChildren, getChildren, keySet, output, put, put, remove, writeDictionary`

    - ### Methods inherited from class org.apache.fop.pdf.PDFObject

      `contentEquals, encode, encodeBinaryToHexString, encodeString, encodeText, formatObject, getDocument, getDocumentSafely, getGeneration, getObjectID, getObjectNumber, getParent, hasObjectNumber, makeReference, outputInline, referencePDF, setDocument, setObjectNumber, setObjectNumber, setObjectNumber, setParent, toPDF, toPDFString`

    - ### Methods inherited from class java.lang.Object

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

- - ### Field Detail

    - #### STANDARD_ENCODING

          public static final java.lang.String STANDARD_ENCODING

      the name for the standard encoding scheme
      See Also:
        Constant Field Values

    - #### MAC_ROMAN_ENCODING

          public static final java.lang.String MAC_ROMAN_ENCODING

      the name for the Mac Roman encoding scheme
      See Also:
        Constant Field Values

    - #### MAC_EXPERT_ENCODING

          public static final java.lang.String MAC_EXPERT_ENCODING

      the name for the Mac Export encoding scheme
      See Also:
        Constant Field Values

    - #### WIN_ANSI_ENCODING

          public static final java.lang.String WIN_ANSI_ENCODING

      the name for the WinAnsi encoding scheme
      See Also:
        Constant Field Values

    - #### PDF_DOC_ENCODING

          public static final java.lang.String PDF_DOC_ENCODING

      the name for the PDF document encoding scheme
      See Also:
        Constant Field Values

  - ### Constructor Detail

    - #### PDFEncoding

          public PDFEncoding(java.lang.String basename)

      Create a new /Encoding object.
      Parameters:
        `basename` - the name of the character encoding schema

  - ### Method Detail

    - #### isPredefinedEncoding

          public static boolean isPredefinedEncoding(java.lang.String name)

      Indicates whether a given encoding is one of the predefined encodings.
      Parameters:
        `name` - the encoding name (ex. "StandardEncoding")
      Returns:
        true if it is a predefined encoding

    - #### createDifferencesBuilder

          public PDFEncoding.DifferencesBuilder createDifferencesBuilder()

      Creates and returns a new DifferencesBuilder instance for constructing the Differences array.
      Returns:
        the DifferencesBuilder

    - #### setDifferences

          public void setDifferences(PDFArray differences)

      Sets the Differences value.
      Parameters:
        `differences` - the differences.

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