org.verapdf.pd.font.truetype

Class TrueTypeFontProgram

java.lang.Object

org.verapdf.pd.font.truetype.BaseTrueTypeProgram

org.verapdf.pd.font.truetype.TrueTypeFontProgram

All Implemented Interfaces:

FontProgram

public class TrueTypeFontProgram
extends BaseTrueTypeProgram
implements FontProgram

Represents TrueTypeFontProgram.

Author:

Sergey Shemyakov

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	isSymbolic

Fields inherited from class org.verapdf.pd.font.truetype.BaseTrueTypeProgram

encodingMappingArray, parser, widths

Constructor Summary

Constructors

Constructor and Description
TrueTypeFontProgram(ASInputStream stream, boolean isSymbolic, COSObject encoding) Constructor from stream containing font data, and encoding details.

Method Summary

Modifier and Type	Method and Description
boolean	containsCode(int code) Checks if font contains character with given ID.
float	getWidth(int code) Returns width of glyph for given character code.
float	getWidth(String glyphName) Returns width of glyph for given glyph name.
boolean	isSymbolic()
void	parseFont() Parses True Type font from given stream and extracts all the data needed.

Methods inherited from class org.verapdf.pd.font.truetype.BaseTrueTypeProgram

getCmapEncodingPlatform, getFontProgramResource, getNGlyphs, getWidthWithCheck, isAttemptedParsing, isCmapPresent, isSuccessfulParsing

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.verapdf.pd.font.FontProgram

getFontProgramResource, isAttemptedParsing, isSuccessfulParsing

Field Detail

isSymbolic

protected boolean isSymbolic

Constructor Detail

TrueTypeFontProgram

public TrueTypeFontProgram(ASInputStream stream,
                           boolean isSymbolic,
                           COSObject encoding)
                    throws IOException

Constructor from stream containing font data, and encoding details.

Parameters:

stream - is stream containing font data.

isSymbolic - is true if font is marked as symbolic.

encoding - is value of /Encoding in font dictionary.

Throws:

IOException - if creation of @{link SeekableStream} fails.

Method Detail

parseFont

public void parseFont()
               throws IOException

Description copied from class: BaseTrueTypeProgram

Parses True Type font from given stream and extracts all the data needed.

Specified by:

parseFont in interface FontProgram

Overrides:

parseFont in class BaseTrueTypeProgram

Throws:

IOException - if stream-reading error occurs.

containsCode

public boolean containsCode(int code)

Checks if font contains character with given ID.

Specified by:

containsCode in interface FontProgram

Parameters:

code - is character code.

Returns:

true if font contains character with given ID.

getWidth

public float getWidth(int code)

Returns width of glyph for given character code.

Specified by:

getWidth in interface FontProgram

Parameters:

code - is code for glyph.

Returns:

width of corresponding glyph or -1 if glyph is not found.

getWidth

public float getWidth(String glyphName)

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.

isSymbolic

public boolean isSymbolic()

Returns:

true if font is symbolic.