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## Package com.lowagie.text.pdf

Interface Summary
ExtraEncoding | Classes implementing this interface can create custom encodings or replace existing ones.
FontMapper | A FontMapper implementation handles mappings between AWT Fonts and PDF fonts.
HyphenationEvent | Called by `Chunk` to hyphenate a word.
PdfOCG | The interface common to all layer types.
PdfPageElement | The `PdfPageElement` interface has to be implemented by `PdfPage` and `PdfPages`.
PdfPageEvent | Allows a class to catch several document events.
PdfPCellEvent | An event called for a single cell.
PdfPTableEvent | An interface that can be used to retrieve the position of cells in `PdfPTable`.
PdfSignatureAppearance.SignatureEvent | An interface to retrieve the signature dictionary for modification.

Class Summary
AcroFields | Query and change fields in existing documents either by method calls or by FDF merging.
AcroFields.InstHit |
AcroFields.Item | The field representations for retrieval and modification.
AcroFields.RevisionStream |
AcroFields.SorterComparator |
ArabicLigaturizer | Shape arabic characters.
ArabicLigaturizer.charstruct |
AsianFontMapper |
Barcode | Base class containing properties and methods commom to all barcode types.
Barcode128 | Implements the code 128 and UCC/EAN-128.
Barcode39 | Implements the code 39 and code 39 extended.
BarcodeCodabar | Implements the code codabar.
BarcodeDatamatrix | A DataMatrix 2D barcode generator.
BarcodeDatamatrix.DmParams |
BarcodeDatamatrix.Placement |
BarcodeDatamatrix.ReedSolomon |
BarcodeEAN | Generates barcodes in several formats: EAN13, EAN8, UPCA, UPCE, supplemental 2 and 5.
BarcodeEANSUPP | This class takes 2 barcodes, an EAN/UPC and a supplemental and creates a single barcode with both combined in the expected layout.
BarcodeInter25 | Implements the code interleaved 2 of 5.
BarcodePDF417 | Generates the 2D barcode PDF417.
BarcodePDF417.Segment |
BarcodePDF417.SegmentList |
BarcodePostnet | Implements the Postnet and Planet barcodes.
BaseField | Common field variables.
BaseFont | Base class for the several font types supported
BaseFont.StreamFont | Generates the PDF stream with the Type1 and Truetype fonts returning a PdfStream.
BidiLine | Does all the line bidirectional processing with PdfChunk assembly.
BidiOrder | Reference implementation of the Unicode 3.0 Bidi algorithm.
ByteBuffer | Acts like a `StringBuffer` but works with `byte` arrays.
CFFFont |
CFFFont.DictNumberItem | A dictionary number on the list.
CFFFont.DictOffsetItem | an unknown offset in a dictionary for the list.
CFFFont.IndexBaseItem |
CFFFont.IndexMarkerItem |
CFFFont.IndexOffsetItem | An index-offset item for the list.
CFFFont.Item | List items for the linked list that builds the new CID font.
CFFFont.MarkerItem | An offset-marker item for the list.
CFFFont.OffsetItem |
CFFFont.RangeItem | A range item.
CFFFont.StringItem |
CFFFont.SubrMarkerItem | TODO To change the template for this generated type comment go to Window - Preferences - Java - Code Generation - Code and Comments
CFFFont.UInt16Item | A SID or Card16 item.
CFFFont.UInt24Item | Card24 item.
CFFFont.UInt32Item | Card32 item.
CFFFont.UInt8Item | A Card8 item.
CFFFontSubset | This Class subsets a CFF Type Font.
CJKFont | Creates a CJK font compatible with the fonts in the Adobe Asian font Pack.
CMYKColor |
ColorDetails | Each spotcolor in the document will have an instance of this class
ColumnText | Formats text in a columnwise form.
DefaultFontMapper | Default class to map awt fonts to BaseFont.
DefaultFontMapper.BaseFontParameters | A representation of BaseFont parameters.
DocumentFont |
EnumerateTTC | Enumerates all the fonts inside a True Type Collection.
ExtendedColor |
FdfReader | Reads an FDF form and makes the fields available
FdfWriter | Writes an FDF form.
FdfWriter.Wrt |
FontDetails | Each font in the document will have an instance of this class where the characters used will be represented.
FontSelector | Selects the appropriate fonts that contain the glyphs needed to render text correctly.
GlyphList |
GrayColor |
HyphenationAuto | Hyphenates words automatically accordingly to the language and country.
IntHashtable | A hash map that uses primitive ints for the key rather than objects.
IntHashtable.Entry | Innerclass that acts as a datastructure to create a new entry in the table.
IntHashtable.IntHashtableIterator |
LZWDecoder | A class for performing LZW decoding.
MappedRandomAccessFile | A `MappedByteBuffer` wrapped as a `RandomAccessFile`
MultiColumnText | Formats content into one or more columns bounded by a rectangle.
OutputStreamCounter |
OutputStreamEncryption |
PageResources |
PatternColor | Represents a pattern.
PdfAcroForm | Each PDF document can contain maximum 1 AcroForm.
PdfAction | A `PdfAction` defines an action that can be triggered from a PDF file.
PdfAnnotation | A `PdfAnnotation` is a note that is associated with a page.
PdfAnnotation.PdfImportedLink | This class processes links from imported pages so that they may be active.
PdfAppearance | Implements the appearance stream to be used with form fields..
PdfArray | `PdfArray` is the PDF Array object.
PdfBoolean | `PdfBoolean` is the boolean object represented by the keywords true or false.
PdfBorderArray | A `PdfBorderArray` defines the border of a `PdfAnnotation`.
PdfBorderDictionary | A `PdfBorderDictionary` define the appearance of a Border (Annotations).
PdfCell | A `PdfCell` is the PDF translation of a `Cell`.
PdfChunk | A `PdfChunk` is the PDF translation of a `Chunk`.
PdfColor | A `PdfColor` defines a Color (it's a `PdfArray` containing 3 values).
PdfContentByte | `PdfContentByte` is an object containing the user positioned text and graphic contents of a page.
PdfContentByte.GraphicState | This class keeps the graphic state of the current page
PdfContentParser | Parses the page or template content.
PdfContents | `PdfContents` is a `PdfStream` containing the contents (text + graphics) of a `PdfPage`.
PdfCopy | Make copies of PDF documents.
PdfCopy.IndirectReferences | This class holds information about indirect references, since they are renumbered by iText.
PdfCopy.PageStamp |
PdfCopy.RefKey | A key to allow us to hash indirect references
PdfCopy.StampContent |
PdfCopyFields | Concatenates PDF documents including form fields.
PdfCopyFieldsImp |
PdfDashPattern | A `PdfDashPattern` defines a dash pattern as described in the PDF Reference Manual version 1.3 p 325 (section 8.4.3).
PdfDate | `PdfDate` is the PDF date object.
PdfDestination | A `PdfColor` defines a Color (it's a `PdfArray` containing 3 values).
PdfDictionary | `PdfDictionary` is the Pdf dictionary object.
PdfDocument | `PdfDocument` is the class that is used by `PdfWriter` to translate a `Document` into a PDF with different pages.
PdfDocument.Indentation |
PdfDocument.PdfCatalog | `PdfCatalog` is the PDF Catalog-object.
PdfDocument.PdfInfo | `PdfInfo` is the PDF InfoDictionary.
PdfDocument.RenderingContext | This is a helper class for adding a Table to a document.
PdfEncodings | Supports fast encodings for winansi and PDFDocEncoding.
PdfEncodings.Cp437Conversion |
PdfEncodings.SymbolConversion |
PdfEncodings.SymbolTTConversion |
PdfEncodings.WingdingsConversion |
PdfEncryption |
PdfEncryptor | This class takes any PDF and returns exactly the same but encrypted.
PdfFileSpecification | Specifies a file or an URL.
PdfFont | `PdfFont` is the Pdf Font object.
PdfFormField | Implements form fields.
PdfFormXObject | `PdfFormObject` is a type of XObject containing a template-object.
PdfFunction | Implements PDF functions.
PdfGraphics2D |
PdfGraphics2D.fakeComponent |
PdfGState | The graphic state dictionary.
PdfICCBased | A `PdfICCBased` defines a ColorSpace
PdfImage | `PdfImage` is a `PdfStream` containing an image-`Dictionary` and -stream.
PdfImportedPage | Represents an imported page.
PdfIndirectObject | `PdfIndirectObject` is the Pdf indirect object.
PdfIndirectReference | `PdfIndirectReference` contains a reference to a `PdfIndirectObject`.
PdfLayer | An optional content group is a dictionary representing a collection of graphics that can be made visible or invisible dynamically by users of viewer applications.
PdfLayerMembership | Content typically belongs to a single optional content group, and is visible when the group is ON and invisible when it is OFF.
PdfLine | `PdfLine` defines an array with `PdfChunk`-objects that fit into 1 line.
PdfLister | List a PDF file in human-readable form (for debugging reasons mostly)
PdfLiteral | a Literal
PdfMediaClipData |
PdfName | `PdfName` is an object that can be used as a name in a PDF-file.
PdfNameTree | Creates a name tree.
PdfNull | `PdfNull` is the Null object represented by the keyword null.
PdfNumber | `PdfNumber` provides two types of numbers, integer and real.
PdfNumberTree | Creates a number tree.
PdfObject | `PdfObject` is the abstract superclass of all PDF objects.
PdfOCProperties | This class represents the /OCProperties entry in the document catalog and holds the optional content properties dictionary, which contains a list of all the optional content groups in the document, as well as information about the default and alternate configurations for optional content.
PdfOutline | `PdfOutline` is an object that represents a PDF outline entry.
PdfPage | `PdfPage` is the PDF Page-object.
PdfPageEventHelper | Helps the use of `PdfPageEvent` by implementing all the interface methods.
PdfPageLabels | Page labels are used to identify each page visually on the screen or in print.
PdfPageLabels.PdfPageLabelFormat |
PdfPages | `PdfPages` is the PDF Pages-object.
PdfPattern | A `PdfPattern` defines a ColorSpace
PdfPatternPainter | Implements the pattern.
PdfPCell | A cell in a PdfPTable.
PdfPKCS7 | This class does all the processing related to signing and verifying a PKCS#7 signature.
PdfPKCS7.X509Name | a class that holds an X509 name
PdfPKCS7.X509NameTokenizer | class for breaking up an X500 Name into it's component tokens, ala java.util.StringTokenizer.
PdfPrinterGraphics2D | This is an extension class for the sole purpose of implementing the `PrinterGraphics` interface.
PdfPRow | A row in a PdfPTable.
PdfPSXObject | Implements the PostScript XObject.
PdfPTable | This is a table that can be put at an absolute position but can also be added to the document as the class `Table`.
PdfPublicKeyRecipient |
PdfPublicKeySecurityHandler |
PdfReader | Reads a PDF document.
PdfReader.PageRefs |
PdfReaderInstance | Instance of PdfReader in each output document.
PdfRectangle | `PdfRectangle` is the PDF Rectangle object.
PdfRendition | A Rendition dictionary (pdf spec 1.5)
PdfResources | `PdfResources` is the PDF Resources-object.
PdfShading | Implements the shading dictionary (or stream).
PdfShadingPattern | Implements the shading pattern dictionary.
PdfSigGenericPKCS | A signature dictionary representation for the standard filters.
PdfSigGenericPKCS.PPKLite | Creates a standard filter of the type self signed.
PdfSigGenericPKCS.PPKMS | Creates a standard filter of the type Windows Certificate.
PdfSigGenericPKCS.VeriSign | Creates a standard filter of the type VeriSign.
PdfSignature | Implements the signature dictionary.
PdfSignatureAppearance | This class takes care of the cryptographic options and appearances that form a signature.
PdfSignatureAppearance.RangeStream |
PdfSmartCopy | PdfSmartCopy has the same functionality as PdfCopy, but when resources (such as fonts, images,...) are encountered, a reference to these resources is saved in a cache, so that they can be reused.
PdfSmartCopy.ByteStore |
PdfSpotColor | A `PdfSpotColor` defines a ColorSpace
PdfStamper | Applies extra content to the pages of a PDF document.
PdfStamperImp |
PdfStamperImp.PageStamp |
PdfStream | `PdfStream` is the Pdf stream object.
PdfString | A `PdfString`-class is the PDF-equivalent of a JAVA-`String`-object.
PdfStructureElement | This is a node in a document logical structure.
PdfStructureTreeRoot | The structure tree root corresponds to the highest hierarchy level in a tagged PDF.
PdfTable | `PdfTable` is an object that contains the graphics and text of a table.
PdfTemplate | Implements the form XObject.
PdfTextArray | `PdfTextArray` defines an array with displacements and `PdfString`-objects.
PdfTransition |
PdfTransparencyGroup | The transparency group dictionary.
PdfWriter | A `DocWriter` class for PDF.
PdfWriter.PdfBody | This class generates the structure of a PDF document.
PdfWriter.PdfBody.PdfCrossReference | `PdfCrossReference` is an entry in the PDF Cross-Reference table.
PdfWriter.PdfTrailer | `PdfTrailer` is the PDF Trailer object.
Pfm2afm | Converts a PFM file into an AFM file.
PRAcroForm | This class captures an AcroForm on input.
PRAcroForm.FieldInformation | This class holds the information for a single field
PRIndirectReference |
PRStream |
PRTokeniser |
PushbuttonField | Creates a pushbutton field.
RadioCheckField | Creates a radio or a check field.
RandomAccessFileOrArray | An implementation of a RandomAccessFile for input only that accepts a file or a byte array as data source.
SequenceList | This class expands a string into a list of numbers.
ShadingColor | Implements a shading pattern as a `Color`.
SimpleBookmark | Bookmark processing in a simple way.
SimpleNamedDestination |
SpotColor |
StampContent |
StandardDecryption |
TextField | Supports text, combo and list fields generating the correct appearances.
TrueTypeFont | Reads a Truetype font
TrueTypeFont.FontHeader | The components of table 'head'.
TrueTypeFont.HorizontalHeader | The components of table 'hhea'.
TrueTypeFont.WindowsMetrics | The components of table 'OS/2'.
TrueTypeFontSubSet | Subsets a True Type font by removing the unneeded glyphs from the font.
TrueTypeFontUnicode | Represents a True Type font with Unicode encoding.
Type1Font | Reads a Type1 font
Type3Font | A class to support Type3 fonts.
Type3Glyph | The content where Type3 glyphs are written to.
VerticalText | Writes text vertically.
XfaForm | Processes XFA forms.
XfaForm.AcroFieldsSearch | A class to process "classic" fields.
XfaForm.InverseStore | A structure to store each part of a SOM name and link it to the next part beginning from the lower hierarchie.
XfaForm.Stack2 | Another stack implementation.
XfaForm.Xml2Som | A class for some basic SOM processing.
XfaForm.Xml2SomDatasets | Processes the datasets section in the XFA form.
XfaForm.Xml2SomTemplate | Processes the template section in the XFA form.
XfdfReader | Reads a XFDF.

Exception Summary
BadPdfFormatException | Signals that a bad PDF format has been used to construct a `PdfObject`.
PdfException | Signals that an unspecified problem while constructing a PDF document.
PdfXConformanceException |

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