Package org.verapdf.pd.font.type1

Class Type1FontProgram

java.lang.Object
org.verapdf.parser.NotSeekableBaseParser
org.verapdf.parser.NotSeekableCOSParser
org.verapdf.parser.postscript.PSParser
org.verapdf.pd.font.type1.Type1FontProgram
All Implemented Interfaces:
Closeable, AutoCloseable, FontProgram
public class Type1FontProgram extends PSParser implements FontProgram
This class does parsing of Type 1 font files.
Author:
Sergey Shemyakov

  • Field Details

    • LOGGER

      public static final Logger LOGGER

    • OPERATORS_KEYWORDS

      public static final Set<String> OPERATORS_KEYWORDS

  • Constructor Details

  • Method Details

    • parseFont

      public void parseFont() throws IOException
      This method is entry point for parsing process.
      Specified by:
      parseFont in interface FontProgram
      Throws:
      IOException - if stream reading error occurs.

    • getWidth

      public float getWidth(int charCode)
      Description copied from interface: FontProgram
      Returns width of glyph for given character code.
      Specified by:
      getWidth in interface FontProgram
      Parameters:
      charCode - is code for glyph.
      Returns:
      width of corresponding glyph or -1 if glyph is not found.

    • getWidth

      public float getWidth(String glyphName)
      Description copied from interface: FontProgram
      Returns width of glyph for given glyph name.
      Specified by:
      getWidth in interface FontProgram
      Parameters:
      glyphName - is name for glyph.
      Returns:
      width of corresponding glyph or -1 if glyph is not found.

    • skipSpacesExceptNullByte

      protected void skipSpacesExceptNullByte() throws IOException
      Throws:
      IOException

    • containsCode

      public boolean containsCode(int code)
      Description copied from interface: FontProgram
      Checks if font contains character with given code.
      Specified by:
      containsCode in interface FontProgram
      Parameters:
      code - is character code.
      Returns:
      true if font contains character with given code.

    • containsGlyph

      public boolean containsGlyph(String glyphName)
      Description copied from interface: FontProgram
      Checks if this font program has glyph for given glyph name.
      Specified by:
      containsGlyph in interface FontProgram
      Parameters:
      glyphName - is the name of glyph.
      Returns:
      true if this font program has glyph for given name.

    • containsCID

      public boolean containsCID(int cid)
      Description copied from interface: FontProgram
      Method works only for fonts where cid notation is used.
      Specified by:
      containsCID in interface FontProgram
      Returns:
      true if font a is cid font and contains given cid.

    • isAttemptedParsing

      public boolean isAttemptedParsing()
      Specified by:
      isAttemptedParsing in interface FontProgram
      Returns:
      true if font parsing has been attempted.

    • isSuccessfulParsing

      public boolean isSuccessfulParsing()
      Specified by:
      isSuccessfulParsing in interface FontProgram
      Returns:
      true if font was successfully parsed.

    • getEncoding

      public String[] getEncoding()
      Returns:
      encoding from embedded font program as array of strings. encoding[i] = glyphName <-> i has name glyphName.

    • getCharSet

      public Set<String> getCharSet()
      Returns:
      charset from embedded program, i. e. set of all glyph names defined in the embedded font program.

    • getGlyphName

      public String getGlyphName(int code)
      Description copied from interface: FontProgram
      Returns glyph name for glyph with given code.
      Specified by:
      getGlyphName in interface FontProgram
      Parameters:
      code - is code of glyph.
      Returns:
      glyph name.

    • getFontProgramResource

      public ASFileStreamCloser getFontProgramResource()
      Specified by:
      getFontProgramResource in interface FontProgram
      Returns:
      the closeable object that closes source stream of this font program.

    • getWeight

      public String getWeight()
      Specified by:
      getWeight in interface FontProgram

    • getAscent

      public Double getAscent()
      Specified by:
      getAscent in interface FontProgram

    • getDescent

      public Double getDescent()
      Specified by:
      getDescent in interface FontProgram

    • getCIDList

      public List<Integer> getCIDList()
      Specified by:
      getCIDList in interface FontProgram