Package org.apache.fop.afp.fonts

Class AbstractOutlineFont

java.lang.Object
org.apache.fop.fonts.Typeface
org.apache.fop.afp.fonts.AFPFont
org.apache.fop.afp.fonts.AbstractOutlineFont
All Implemented Interfaces:
FontMetrics
Direct Known Subclasses:
DoubleByteFont, OutlineFont
public abstract class AbstractOutlineFont extends AFPFont
A font defined as a set of lines and curves as opposed to a bitmap font. An outline font can be scaled to any size and otherwise transformed more easily than a bitmap font, and with more attractive results.

  • Field Details

    • charSet

      protected CharacterSet charSet
      The character set for this font

  • Constructor Details

    • AbstractOutlineFont

      public AbstractOutlineFont(String name, boolean embeddable, CharacterSet charSet, AFPEventProducer eventProducer)
      Constructor for an outline font.
      Parameters:
      name - the name of the font
      embeddable - sets whether or not this font is to be embedded
      charSet - the chracter set
      eventProducer - The object to handle any events which occur from the object.

  • Method Details

    • getCharacterSet

      public CharacterSet getCharacterSet()
      Get the character set metrics.
      Returns:
      the character set

    • getCharacterSet

      public CharacterSet getCharacterSet(int size)
      Get the character set metrics.
      Specified by:
      getCharacterSet in class AFPFont
      Parameters:
      size - ignored
      Returns:
      the character set

    • getAscender

      public int getAscender(int size)
      The ascender is the part of a lowercase letter that extends above the "x-height" (the height of the letter "x"), such as "d", "t", or "h". Also used to denote the part of the letter extending above the x-height.
      Parameters:
      size - the font size (in mpt)
      Returns:
      the ascender for the given size

    • getUnderlinePosition

      public int getUnderlinePosition(int size)
      Returns the distance from the baseline to the center of the underline (negative value indicates below baseline).
      Parameters:
      size - font size
      Returns:
      the position in 1/1000ths of the font size

    • getUnderlineThickness

      public int getUnderlineThickness(int size)
      Description copied from class: AFPFont
      Returns the thickness of the underline.
      Specified by:
      getUnderlineThickness in interface FontMetrics
      Overrides:
      getUnderlineThickness in class AFPFont
      Parameters:
      size - font size
      Returns:
      the thickness in 1/1000ths of the font size

    • getCapHeight

      public int getCapHeight(int size)
      Obtains the height of capital letters for the specified point size.
      Parameters:
      size - the font size (in mpt)
      Returns:
      the cap height for the given size

    • getDescender

      public int getDescender(int size)
      The descender is the part of a lowercase letter that extends below the base line, such as "g", "j", or "p". Also used to denote the part of the letter extending below the base line.
      Parameters:
      size - the font size (in mpt)
      Returns:
      the descender for the given size

    • getXHeight

      public int getXHeight(int size)
      The "x-height" (the height of the letter "x").
      Parameters:
      size - the font size (in mpt)
      Returns:
      the x height for the given size

    • hasChar

      public boolean hasChar(char c)
      Determines whether this font contains a particular character/glyph.
      Specified by:
      hasChar in class Typeface
      Parameters:
      c - character to check
      Returns:
      True if the character is supported, Falso otherwise

    • mapChar

      public char mapChar(char c)
      Map a Unicode character to a code point in the font.
      Specified by:
      mapChar in class Typeface
      Parameters:
      c - character to map
      Returns:
      the mapped character

    • getEncodingName

      public String getEncodingName()
      Get the encoding of the font.
      Specified by:
      getEncodingName in class Typeface
      Returns:
      the encoding