Package com.aowagie.text.pdf

Class PdfChunk

  • public class PdfChunk
extends java.lang.Object
    A PdfChunk is the PDF translation of a Chunk.

    A PdfChunk is a PdfString in a certain PdfFont and Color.

    See Also:
    PdfString, Chunk, Font

    • Field Summary

      Fields 
      Modifier and Type Field Description
      private java.util.HashMap attributes
      Metric attributes.
      private BaseFont baseFont  
      protected boolean changeLeading
      Indicates if the height and offset of the Image has to be taken into account
      private java.lang.String encoding
      The encoding.
      protected PdfFont font
      The font for this PdfChunk.
      private Image image
      The image in this PdfChunk, if it has one
      private static float ITALIC_ANGLE  
      private static java.util.HashMap keysAttributes
      The allowed attributes in variable attributes.
      private static java.util.HashMap keysNoStroke
      The allowed attributes in variable noStroke.
      private boolean newlineSplit
      true if the chunk split was cause by a newline.
      private java.util.HashMap noStroke
      Non metric attributes.
      private float offsetX
      The offset in the x direction for the image
      private float offsetY
      The offset in the y direction for the image
      private static char[] singleSpace  
      private SplitCharacter splitCharacter  
      private static PdfChunk[] thisChunk  
      private java.lang.String value
      The value of this object.

    • Constructor Summary

      Constructors 
      Constructor Description
      PdfChunk​(Chunk chunk, PdfAction action)
      Constructs a PdfChunk-object.
      PdfChunk​(java.lang.String string, PdfChunk other)
      Constructs a PdfChunk-object.

    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      (package private) void adjustLeft​(float newValue)
      Correction for the tab position based on the left starting position.
      (package private) java.awt.Color color()
      Returns the color of this Chunk.
      (package private) PdfFont font()
      Returns the font of this Chunk.
      (package private) java.lang.Object getAttribute​(java.lang.String name)
      Gets an attribute.
      (package private) float getCharWidth​(int c)  
      (package private) Image getImage()
      Gets the image in the PdfChunk.
      (package private) float getImageOffsetX()
      Gets the image offset in the x direction
      (package private) float getImageOffsetY()
      Gets the image offset in the y direction
      float getTextRise()
      Gets the text displacement relative to the baseline.
      (package private) int getUnicodeEquivalent​(int c)
      Gets the Unicode equivalent to a CID.
      (package private) float getWidthCorrected​(float charSpacing, float wordSpacing)
      Gets the width of the PdfChunk taking into account the extra character and word spacing.
      private int getWord​(java.lang.String text, int start)  
      (package private) boolean isAttribute​(java.lang.String name)
      Checks if the attribute exists.
      (package private) boolean isExtSplitCharacter​(int start, int current, int end, char[] cc, PdfChunk[] ck)  
      (package private) boolean isHorizontalSeparator()
      Checks if this PdfChunk is a horizontal Separator Chunk.
      (package private) boolean isImage()
      Checks if there is an image in the PdfChunk.
      boolean isNewlineSplit()
      Checks if the PdfChunk split was caused by a newline.
      (package private) boolean isSeparator()
      Checks if this PdfChunk is a Separator Chunk.
      (package private) boolean isSpecialEncoding()
      Tells you if this string is in Chinese, Japanese, Korean or Identity-H.
      (package private) boolean isStroked()
      Checks if this PdfChunk needs some special metrics handling.
      (package private) boolean isTab()
      Checks if this PdfChunk is a tab Chunk.
      (package private) int length()  
      (package private) int lengthUtf32()  
      (package private) static boolean noPrint​(int c)  
      (package private) void setValue​(java.lang.String value)
      sets the value.
      (package private) PdfChunk split​(float width)
      Splits this PdfChunk if it's too long for the given width.
      java.lang.String toString()  
      private java.lang.String trim​(java.lang.String string)
      Removes all the ' ' and '-'-characters on the right of a String.
      float trimFirstSpace()  
      (package private) float trimLastSpace()
      Trims the last space.
      (package private) PdfChunk truncate​(float width)
      Truncates this PdfChunk if it's too long for the given width.
      (package private) float width()
      Returns the width of this PdfChunk.

      • Methods inherited from class java.lang.Object

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

    • Field Detail

      • singleSpace

        private static final char[] singleSpace

      • thisChunk

        private static final PdfChunk[] thisChunk

      • keysAttributes

        private static final java.util.HashMap keysAttributes
        The allowed attributes in variable attributes.

      • keysNoStroke

        private static final java.util.HashMap keysNoStroke
        The allowed attributes in variable noStroke.

      • value

        private java.lang.String value
        The value of this object.

      • encoding

        private java.lang.String encoding
        The encoding.

      • font

        protected PdfFont font
        The font for this PdfChunk.

      • attributes

        private java.util.HashMap attributes
        Metric attributes.

        This attributes require the measurement of characters widths when rendering such as underline.

      • noStroke

        private java.util.HashMap noStroke
        Non metric attributes.

        This attributes do not require the measurement of characters widths when rendering such as Color.

      • newlineSplit

        private boolean newlineSplit
        true if the chunk split was cause by a newline.

      • image

        private Image image
        The image in this PdfChunk, if it has one

      • offsetX

        private float offsetX
        The offset in the x direction for the image

      • offsetY

        private float offsetY
        The offset in the y direction for the image

      • changeLeading

        protected boolean changeLeading
        Indicates if the height and offset of the Image has to be taken into account

    • Constructor Detail

      • PdfChunk

        PdfChunk​(java.lang.String string,
         PdfChunk other)
        Constructs a PdfChunk-object.
        Parameters:
        string - the content of the PdfChunk-object
        other - Chunk with the same style you want for the new Chunk

      • PdfChunk

        PdfChunk​(Chunk chunk,
         PdfAction action)
        Constructs a PdfChunk-object.
        Parameters:
        chunk - the original Chunk-object
        action - the PdfAction if the Chunk comes from an Anchor

    • Method Detail

      • getUnicodeEquivalent

        int getUnicodeEquivalent​(int c)
        Gets the Unicode equivalent to a CID. The (inexistent) CID is translated as '\n'. It has only meaning with CJK fonts with Identity encoding.
        Parameters:
        c - the CID code
        Returns:
        the Unicode equivalent

      • getWord

        private int getWord​(java.lang.String text,
                    int start)

      • split

        PdfChunk split​(float width)
        Splits this PdfChunk if it's too long for the given width.

        Returns null if the PdfChunk wasn't truncated.

        Parameters:
        width - a given width
        Returns:
        the PdfChunk that doesn't fit into the width.

      • truncate

        PdfChunk truncate​(float width)
        Truncates this PdfChunk if it's too long for the given width.

        Returns null if the PdfChunk wasn't truncated.

        Parameters:
        width - a given width
        Returns:
        the PdfChunk that doesn't fit into the width.

      • font

        PdfFont font()
        Returns the font of this Chunk.
        Returns:
        a PdfFont

      • color

        java.awt.Color color()
        Returns the color of this Chunk.
        Returns:
        a Color

      • width

        float width()
        Returns the width of this PdfChunk.
        Returns:
        a width

      • isNewlineSplit

        public boolean isNewlineSplit()
        Checks if the PdfChunk split was caused by a newline.
        Returns:
        true if the PdfChunk split was caused by a newline.

      • getWidthCorrected

        float getWidthCorrected​(float charSpacing,
                        float wordSpacing)
        Gets the width of the PdfChunk taking into account the extra character and word spacing.
        Parameters:
        charSpacing - the extra character spacing
        wordSpacing - the extra word spacing
        Returns:
        the calculated width

      • getTextRise

        public float getTextRise()
        Gets the text displacement relative to the baseline.
        Returns:
        a displacement in points

      • trimLastSpace

        float trimLastSpace()
        Trims the last space.
        Returns:
        the width of the space trimmed, otherwise 0

      • trimFirstSpace

        public float trimFirstSpace()

      • getAttribute

        java.lang.Object getAttribute​(java.lang.String name)
        Gets an attribute. The search is made in attributes and noStroke.
        Parameters:
        name - the attribute key
        Returns:
        the attribute value or null if not found

      • isAttribute

        boolean isAttribute​(java.lang.String name)
        Checks if the attribute exists.
        Parameters:
        name - the attribute key
        Returns:
        true if the attribute exists

      • isStroked

        boolean isStroked()
        Checks if this PdfChunk needs some special metrics handling.
        Returns:
        true if this PdfChunk needs some special metrics handling.

      • isSeparator

        boolean isSeparator()
        Checks if this PdfChunk is a Separator Chunk.
        Returns:
        true if this chunk is a separator.
        Since:
        2.1.2

      • isHorizontalSeparator

        boolean isHorizontalSeparator()
        Checks if this PdfChunk is a horizontal Separator Chunk.
        Returns:
        true if this chunk is a horizontal separator.
        Since:
        2.1.2

      • isTab

        boolean isTab()
        Checks if this PdfChunk is a tab Chunk.
        Returns:
        true if this chunk is a separator.
        Since:
        2.1.2

      • adjustLeft

        void adjustLeft​(float newValue)
        Correction for the tab position based on the left starting position.
        Parameters:
        newValue - the new value for the left X.
        Since:
        2.1.2

      • isImage

        boolean isImage()
        Checks if there is an image in the PdfChunk.
        Returns:
        true if an image is present

      • getImage

        Image getImage()
        Gets the image in the PdfChunk.
        Returns:
        the image or null

      • getImageOffsetX

        float getImageOffsetX()
        Gets the image offset in the x direction
        Returns:
        the image offset in the x direction

      • getImageOffsetY

        float getImageOffsetY()
        Gets the image offset in the y direction
        Returns:
        Gets the image offset in the y direction

      • setValue

        void setValue​(java.lang.String value)
        sets the value.
        Parameters:
        value - content of the Chunk

      • toString

        public java.lang.String toString()
        Overrides:
        toString in class java.lang.Object
        See Also:
        Object.toString()

      • isSpecialEncoding

        boolean isSpecialEncoding()
        Tells you if this string is in Chinese, Japanese, Korean or Identity-H.
        Returns:
        true if the Chunk has a special encoding

      • length

        int length()

      • lengthUtf32

        int lengthUtf32()

      • isExtSplitCharacter

        boolean isExtSplitCharacter​(int start,
                            int current,
                            int end,
                            char[] cc,
                            PdfChunk[] ck)

      • trim

        private java.lang.String trim​(java.lang.String string)
        Removes all the ' ' and '-'-characters on the right of a String.

        Parameters:
        string - the String that has to be trimmed.
        Returns:
        the trimmed String

      • getCharWidth

        float getCharWidth​(int c)

      • noPrint

        static boolean noPrint​(int c)