org.apache.fop.render.java2d

Class FontMetricsMapper

java.lang.Object
- org.apache.fop.fonts.Typeface
- - org.apache.fop.render.java2d.FontMetricsMapper

Implemented Interfaces:: FontMetrics

public class FontMetricsMapper

extends Typeface

implements FontMetrics

This class implements org.apache.fop.layout.FontMetrics and is added to the hash table in FontInfo. It deferes the actual calculation of the metrics to Java2DFontMetrics. It only keeps the java name and style as member varibles

Constructor Summary
`FontMetricsMapper(String family, int style, Graphics2D graphics)` Constructs a new Font-metrics.

Method Summary
`int`	`getAscender(int size)`
`int`	`getCapHeight(int size)`
`int`	`getDescender(int size)`
`String`	`getEncoding()`
`java.awt.Font`	`getFont(int size)` Gets a Font instance of the Font that this FontMetrics describes in the desired size.
`String`	`getFontName()`
`FontType`	`getFontType()`
`Map`	`getKerningInfo()`
`int`	`getMaxAscent(int size)`
`int`	`getWidth(int i, int size)`
`int[]`	`getWidths()`
`int`	`getXHeight(int size)`
`boolean`	`hasChar(char c)`
`boolean`	`hasKerningInfo()`
`char`	`mapChar(char c)`

Methods inherited from class org.apache.fop.fonts.Typeface
`getEncoding`, `getMaxAscent`, `hasChar`, `isMultiByte`, `mapChar`

FontMetricsMapper

public FontMetricsMapper(String family,
                         int style,
                         Graphics2D graphics)

Constructs a new Font-metrics.
Parameters:
family - the family name of the font (java value)
style - the java type style value of the font
graphics - a Graphics2D object - this is needed so that we can get an instance of java.awt.FontMetrics

getAscender

public int getAscender(int size)

Specified by:
getAscender in interface FontMetrics
See Also:
FontMetrics.getAscender(int)

getCapHeight

public int getCapHeight(int size)

Specified by:
getCapHeight in interface FontMetrics
See Also:
FontMetrics.getCapHeight(int)

getDescender

public int getDescender(int size)

Specified by:
getDescender in interface FontMetrics
See Also:
FontMetrics.getDescender(int)

getEncoding

public String getEncoding()

Overrides:
getEncoding in interface Typeface
See Also:
Typeface.getEncoding()

getFont

public java.awt.Font getFont(int size)

Gets a Font instance of the Font that this FontMetrics describes in the desired size.
Parameters:
size - font size
Returns:
font with the desired characeristics.

getFontName

public String getFontName()

Specified by:
getFontName in interface FontMetrics
See Also:
FontMetrics.getFontName()

getFontType

public FontType getFontType()

Specified by:
getFontType in interface FontMetrics
See Also:
FontMetrics.getFontType()

getKerningInfo

public Map getKerningInfo()

Specified by:
getKerningInfo in interface FontMetrics
See Also:
FontMetrics.getKerningInfo()

getMaxAscent

public int getMaxAscent(int size)

Specified by:
getMaxAscent in interface FontMetrics
Overrides:
getMaxAscent in interface Typeface
See Also:
FontMetrics.getMaxAscent(int)

getWidth

public int getWidth(int i,
                    int size)

Specified by:
getWidth in interface FontMetrics
See Also:
FontMetrics.getWidth(int,int)

getWidths

public int[] getWidths()

Specified by:
getWidths in interface FontMetrics
See Also:
FontMetrics.getWidths()

getXHeight

public int getXHeight(int size)

Specified by:
getXHeight in interface FontMetrics
See Also:
FontMetrics.getXHeight(int)

hasChar

public boolean hasChar(char c)

Overrides:
hasChar in interface Typeface
See Also:
Typeface.hasChar(char)

hasKerningInfo

public boolean hasKerningInfo()

Specified by:
hasKerningInfo in interface FontMetrics
See Also:
FontMetrics.hasKerningInfo()

mapChar

public char mapChar(char c)

Overrides:
mapChar in interface Typeface
See Also:
Typeface.mapChar(char)

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