Package com.tom_roush.pdfbox.pdmodel.font

Class PDType0Font

    • Constructor Detail

      • PDType0Font

        public PDType0Font​(COSDictionary fontDictionary)
            throws IOException
        Constructor for reading a Type0 font from a PDF file.
        Parameters:
        fontDictionary - The font dictionary according to the PDF specification.
        Throws:
        IOException

    • Method Detail

      • load

        public static PDType0Font load​(PDDocument doc,
                               File file)
                        throws IOException
        Loads a TTF to be embedded into a document as a Type 0 font.
        Parameters:
        doc - The PDF document that will hold the embedded font.
        file - A TrueType font.
        Returns:
        A Type0 font with a CIDFontType2 descendant.
        Throws:
        IOException - If there is an error reading the font file.

      • load

        public static PDType0Font load​(PDDocument doc,
                               InputStream input)
                        throws IOException
        Loads a TTF to be embedded into a document as a Type 0 font.
        Parameters:
        doc - The PDF document that will hold the embedded font.
        input - A TrueType font.
        Returns:
        A Type0 font with a CIDFontType2 descendant.
        Throws:
        IOException - If there is an error reading the font stream.

      • load

        public static PDType0Font load​(PDDocument doc,
                               InputStream input,
                               boolean embedSubset)
                        throws IOException
        Loads a TTF to be embedded into a document as a Type 0 font.
        Parameters:
        doc - The PDF document that will hold the embedded font.
        input - A TrueType font.
        embedSubset - True if the font will be subset before embedding
        Returns:
        A Type0 font with a CIDFontType2 descendant.
        Throws:
        IOException - If there is an error reading the font stream.

      • addToSubset

        public void addToSubset​(int codePoint)
        Description copied from class: PDFont
        Adds the given Unicode point to the subset.
        Specified by:
        addToSubset in class PDFont
        Parameters:
        codePoint - Unicode code point

      • subset

        public void subset()
            throws IOException
        Description copied from class: PDFont
        Replaces this font with a subset containing only the given Unicode characters.
        Specified by:
        subset in class PDFont
        Throws:
        IOException - if the subset could not be written

      • willBeSubset

        public boolean willBeSubset()
        Description copied from class: PDFont
        Returns true if this font will be subset when embedded.
        Specified by:
        willBeSubset in class PDFont

      • getBaseFont

        public String getBaseFont()
        Returns the PostScript name of the font.

      • getDescendantFont

        public PDCIDFont getDescendantFont()
        Returns the descendant font.

      • getCMap

        public CMap getCMap()
        Returns the font's CMap.

      • getCMapUCS2

        public CMap getCMapUCS2()
        Returns the font's UCS2 CMap, only present this font uses a predefined CMap.

      • isVertical

        public boolean isVertical()
        Description copied from class: PDFont
        Returns true if the font uses vertical writing mode.
        Specified by:
        isVertical in class PDFont

      • getHeight

        public float getHeight​(int code)
                throws IOException
        Description copied from interface: PDFontLike
        Returns the height of the given character, in glyph space. This can be expensive to calculate. Results are only approximate.
        Specified by:
        getHeight in interface PDFontLike
        Specified by:
        getHeight in class PDFont
        Parameters:
        code - character code
        Throws:
        IOException

      • encode

        protected byte[] encode​(int unicode)
                 throws IOException
        Description copied from class: PDFont
        Encodes the given Unicode code point for use in a PDF content stream. Content streams use a multi-byte encoding with 1 to 4 bytes.

        This method is called when embedding text in PDFs and when filling in fields.

        Specified by:
        encode in class PDFont
        Parameters:
        unicode - Unicode code point.
        Returns:
        Array of 1 to 4 PDF content stream bytes.
        Throws:
        IOException - If the text could not be encoded.

      • getAverageFontWidth

        public float getAverageFontWidth()
        Description copied from class: PDFont
        This will get the average font width for all characters.
        Specified by:
        getAverageFontWidth in interface PDFontLike
        Overrides:
        getAverageFontWidth in class PDFont
        Returns:
        The width is in 1000 unit of text space, ie 333 or 777

      • getPositionVector

        public Vector getPositionVector​(int code)
        Description copied from interface: PDFontLike
        Returns the position vector (v), in text space, for the given character. This represents the position of vertical origin relative to horizontal origin, for horizontal writing it will always be (0, 0). For vertical writing both x and y are set.
        Specified by:
        getPositionVector in interface PDFontLike
        Overrides:
        getPositionVector in class PDFont
        Parameters:
        code - character code
        Returns:
        position vector

      • getDisplacement

        public Vector getDisplacement​(int code)
                       throws IOException
        Description copied from class: PDFont
        Returns the displacement vector (w0, w1) in text space, for the given character. For horizontal text only the x component is used, for vertical text only the y component.
        Overrides:
        getDisplacement in class PDFont
        Parameters:
        code - character code
        Returns:
        displacement vector
        Throws:
        IOException

      • getWidth

        public float getWidth​(int code)
               throws IOException
        Description copied from interface: PDFontLike
        Returns the advance width of the given character, in glyph space.
        Specified by:
        getWidth in interface PDFontLike
        Overrides:
        getWidth in class PDFont
        Parameters:
        code - character code
        Throws:
        IOException

      • getStandard14Width

        protected float getStandard14Width​(int code)
        Description copied from class: PDFont
        Returns the glyph width from the AFM if this is a Standard 14 font.
        Specified by:
        getStandard14Width in class PDFont
        Parameters:
        code - character code
        Returns:
        width in 1/1000 text space

      • getWidthFromFont

        public float getWidthFromFont​(int code)
                       throws IOException
        Description copied from interface: PDFontLike
        Returns the width of a glyph in the embedded font file.
        Specified by:
        getWidthFromFont in interface PDFontLike
        Specified by:
        getWidthFromFont in class PDFont
        Parameters:
        code - character code
        Returns:
        width in glyph space
        Throws:
        IOException - if the font could not be read

      • isEmbedded

        public boolean isEmbedded()
        Description copied from interface: PDFontLike
        Returns true if the font file is embedded in the PDF.
        Specified by:
        isEmbedded in interface PDFontLike
        Specified by:
        isEmbedded in class PDFont

      • toUnicode

        public String toUnicode​(int code)
                 throws IOException
        Description copied from class: PDFont
        Returns the Unicode character sequence which corresponds to the given character code.
        Overrides:
        toUnicode in class PDFont
        Parameters:
        code - character code
        Returns:
        Unicode character(s)
        Throws:
        IOException

      • getName

        public String getName()
        Description copied from interface: PDFontLike
        Returns the name of this font, either the PostScript "BaseName" or the Type 3 "Name".
        Specified by:
        getName in interface PDFontLike
        Specified by:
        getName in class PDFont

      • readCode

        public int readCode​(InputStream in)
             throws IOException
        Description copied from class: PDFont
        Reads a character code from a content stream string. Codes may be up to 4 bytes long.
        Specified by:
        readCode in class PDFont
        Parameters:
        in - string stream
        Returns:
        character code
        Throws:
        IOException - if the CMap or stream cannot be read

      • codeToCID

        public int codeToCID​(int code)
        Returns the CID for the given character code. If not found then CID 0 is returned.
        Parameters:
        code - character code
        Returns:
        CID

      • codeToGID

        public int codeToGID​(int code)
              throws IOException
        Returns the GID for the given character code.
        Parameters:
        code - character code
        Returns:
        GID
        Throws:
        IOException

      • isStandard14

        public boolean isStandard14()
        Description copied from class: PDFont
        Returns true if this font is one of the "Standard 14" fonts and receives special handling.
        Overrides:
        isStandard14 in class PDFont

      • isDamaged

        public boolean isDamaged()
        Description copied from interface: PDFontLike
        Returns true if the embedded font file is damaged.
        Specified by:
        isDamaged in interface PDFontLike
        Specified by:
        isDamaged in class PDFont

      • getPath

        public android.graphics.Path getPath​(int code)
                              throws IOException
        Description copied from interface: PDVectorFont
        Returns the glyph path for the given character code.
        Specified by:
        getPath in interface PDVectorFont
        Parameters:
        code - character code
        Throws:
        IOException - if the font could not be read

      • hasGlyph

        public boolean hasGlyph​(int code)
                 throws IOException
        Description copied from interface: PDVectorFont
        Returns true if this font contains a glyph for the given character code.
        Specified by:
        hasGlyph in interface PDVectorFont
        Parameters:
        code - character code
        Throws:
        IOException