com.aspose.font

Class TtfFontMetrics

java.lang.Object

com.aspose.font.FontMetrics

com.aspose.font.TtfFontMetrics

All Implemented Interfaces:

IFontMetrics

public class TtfFontMetrics
extends FontMetrics

Represents TTF Font metrics.

Method Summary

Modifier and Type	Method and Description
double	getAscender() Gets ascender value.
double	getDescender() Gets descender value.
FontBBox	getFontBBox() Gets FontBBox value.
TransformationMatrix	getFontMatrix() Gets FontBBox value.
double	getGlyphWidth(GlyphId glyphId) Returns glyphs width by glyph id.
double	getKerningValue(GlyphId prevGlyphId, GlyphId nextGlyphId) Returns kerning value for the glyph pair.
double	getLineGap() Gets LineGap value.
double	getTypoAscender() Gets TypoAscender value.
double	getTypoDescender() Gets TypoDescender value.
double	getTypoLineGap() Gets TypoLineGap value.
long	getUnitsPerEM() Gets UnitsPerEM value.
double	measureString(long[] charCodes, double fontSize) Measures text represented as array of character codes and returns string width.
double	measureString(String unicode, double fontSize) Measures string and returns string width.
void	setAscender(double value) Sets ascender value.
void	setDescender(double value) Sets descender value.
void	setTypoAscender(double value) Sets TypoAscender value.
void	setTypoDescender(double value) Sets TypoDescender value.
void	setUnitsPerEM(long value) Sets UnitsPerEM value.

Methods inherited from class com.aspose.font.FontMetrics

getAscender, getDescender, getGlyphBBox, getTypoAscender, getTypoDescender, getTypoLineGap, isFixedPitch

Methods inherited from class java.lang.Object

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

Method Detail

getGlyphWidth

public double getGlyphWidth(GlyphId glyphId)

Returns glyphs width by glyph id.

Specified by:

getGlyphWidth in interface IFontMetrics

Overrides:

getGlyphWidth in class FontMetrics

Parameters:

glyphId - Glyph identifier.

Returns:

Glyph width.

measureString

public double measureString(String unicode,
                            double fontSize)

Measures string and returns string width.

Specified by:

measureString in interface IFontMetrics

Specified by:

measureString in class FontMetrics

Parameters:

unicode - Unicode string.

fontSize - Font size.

Returns:

String width.

measureString

public double measureString(long[] charCodes,
                            double fontSize)

Measures text represented as array of character codes and returns string width.

Parameters:

charCodes - Text string represented as array of character codes.

fontSize - Font size.

Returns:

String width.

getAscender

public double getAscender()

Gets ascender value.

Specified by:

getAscender in interface IFontMetrics

Overrides:

getAscender in class FontMetrics

Returns:

Ascender value.

setAscender

public void setAscender(double value)

Sets ascender value.

Specified by:

setAscender in interface IFontMetrics

Overrides:

setAscender in class FontMetrics

Parameters:

value - Ascender value.

getDescender

public double getDescender()

Gets descender value.

Specified by:

getDescender in interface IFontMetrics

Overrides:

getDescender in class FontMetrics

Returns:

Descender value.

setDescender

public void setDescender(double value)

Sets descender value.

Specified by:

setDescender in interface IFontMetrics

Overrides:

setDescender in class FontMetrics

Parameters:

value - Descender value.

getTypoAscender

public double getTypoAscender()

Gets TypoAscender value.

Specified by:

getTypoAscender in interface IFontMetrics

Overrides:

getTypoAscender in class FontMetrics

Returns:

TypoAscender value.

setTypoAscender

public void setTypoAscender(double value)

Sets TypoAscender value.

Specified by:

setTypoAscender in interface IFontMetrics

Overrides:

setTypoAscender in class FontMetrics

Parameters:

value - TypoAscender value.

getTypoDescender

public double getTypoDescender()

Gets TypoDescender value.

Specified by:

getTypoDescender in interface IFontMetrics

Overrides:

getTypoDescender in class FontMetrics

Returns:

TypoDescender value.

setTypoDescender

public void setTypoDescender(double value)

Sets TypoDescender value.

Specified by:

setTypoDescender in interface IFontMetrics

Overrides:

setTypoDescender in class FontMetrics

Parameters:

value - TypoDescender value.

getLineGap

public double getLineGap()

Gets LineGap value.

Specified by:

getLineGap in interface IFontMetrics

Overrides:

getLineGap in class FontMetrics

Returns:

LineGap value.

getTypoLineGap

public double getTypoLineGap()

Gets TypoLineGap value.

Specified by:

getTypoLineGap in interface IFontMetrics

Overrides:

getTypoLineGap in class FontMetrics

Returns:

TypoLineGap value.

getFontBBox

public FontBBox getFontBBox()

Gets FontBBox value.

Specified by:

getFontBBox in interface IFontMetrics

Overrides:

getFontBBox in class FontMetrics

Returns:

FontBBox value.

getFontMatrix

public TransformationMatrix getFontMatrix()

Gets FontBBox value.

Specified by:

getFontMatrix in interface IFontMetrics

Overrides:

getFontMatrix in class FontMetrics

Returns:

FontMatrix value.

getKerningValue

public double getKerningValue(GlyphId prevGlyphId,
                              GlyphId nextGlyphId)

Returns kerning value for the glyph pair.

Specified by:

getKerningValue in interface IFontMetrics

Overrides:

getKerningValue in class FontMetrics

Parameters:

prevGlyphId - First glyph in pair.

nextGlyphId - Font size.

Returns:

Kerning value

getUnitsPerEM

public long getUnitsPerEM()

Gets UnitsPerEM value.

Specified by:

getUnitsPerEM in interface IFontMetrics

Overrides:

getUnitsPerEM in class FontMetrics

Returns:

UnitsPerEM value.

setUnitsPerEM

public void setUnitsPerEM(long value)

Description copied from class: FontMetrics

Sets UnitsPerEM value.

Specified by:

setUnitsPerEM in interface IFontMetrics

Overrides:

setUnitsPerEM in class FontMetrics

Parameters:

value - UnitsPerEM value.