org.eclipse.birt.chart.device
Class TextAdapter

java.lang.Object
  org.eclipse.birt.chart.device.TextAdapter

All Implemented Interfaces:

ITextMetrics

public class TextAdapter
extends java.lang.Object
implements ITextMetrics

A no-op adapter implementation for the ITextMetricsinterface definition.

Constructor Summary

TextAdapter()

Method Summary

void	dispose() Perform a cleanup when this object is not required anymore
double	getDescent() Returns the descent of a single line of text using the font defined in the contained label
double	getFullHeight() Returns the full height of all lines of text using the font defined in the contained label
double	getFullHeight(double fontHeight)
double	getFullWidth() Returns the max width of the widest line of text using the font defined in the contained label
double	getHeight() Returns the height of a single line of text using the font defined in the contained label
java.lang.String	getLine(int iIndex) The text associated with a line index for multi-line text
int	getLineCount() Returns the number of lines of text associated with the label to be rendered
java.util.Locale	getLocale() Returns the locale associated with the text metrics implementer
com.ibm.icu.util.ULocale	getULocale() Returns the locale associated with the text metrics implementer
void	reuse(Label la) Permits reuse of the text metrics instance for a new label with new attributes.
void	reuse(Label la, double forceWrappingSize) Permits reuse of the text metrics instance for a new label with new attributes and a forcing wrapping size.
void	setLocale(com.ibm.icu.util.ULocale lcl) Sets current locale.

Methods inherited from class java.lang.Object

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

Constructor Detail

TextAdapter

public TextAdapter()

Method Detail

reuse

public void reuse(Label la)

Description copied from interface: ITextMetrics

Permits reuse of the text metrics instance for a new label with new attributes.

Specified by:

reuse in interface ITextMetrics

reuse

public void reuse(Label la,
                  double forceWrappingSize)

Description copied from interface: ITextMetrics

Permits reuse of the text metrics instance for a new label with new attributes and a forcing wrapping size.

Specified by:

reuse in interface ITextMetrics

getHeight

public double getHeight()

Description copied from interface: ITextMetrics

Returns the height of a single line of text using the font defined in the contained label

Specified by:

getHeight in interface ITextMetrics

Returns:

The height of a single line of text using the font defined in the contained label

getDescent

public double getDescent()

Description copied from interface: ITextMetrics

Returns the descent of a single line of text using the font defined in the contained label

Specified by:

getDescent in interface ITextMetrics

Returns:

The descent of a single line of text using the font defined in the contained label

getFullHeight

public double getFullHeight()

Description copied from interface: ITextMetrics

Returns the full height of all lines of text using the font defined in the contained label

Specified by:

getFullHeight in interface ITextMetrics

Returns:

The full height of all lines of text using the font defined in the contained label

getFullWidth

public double getFullWidth()

Description copied from interface: ITextMetrics

Returns the max width of the widest line of text using the font defined in the contained label

Specified by:

getFullWidth in interface ITextMetrics

Returns:

The max width of the widest line of text using the font defined in the contained label

getLineCount

public int getLineCount()

Description copied from interface: ITextMetrics

Returns the number of lines of text associated with the label to be rendered

Specified by:

getLineCount in interface ITextMetrics

Returns:

The number of lines of text associated with the label to be rendered

getLine

public java.lang.String getLine(int iIndex)

Description copied from interface: ITextMetrics

The text associated with a line index for multi-line text

Specified by:

getLine in interface ITextMetrics

Parameters:

iIndex - The line to be retrieved from multi-line text

Returns:

A line of text (subset)

dispose

public void dispose()

Description copied from interface: ITextMetrics

Perform a cleanup when this object is not required anymore

Specified by:

dispose in interface ITextMetrics

getLocale

public final java.util.Locale getLocale()

Description copied from interface: ITextMetrics

Returns the locale associated with the text metrics implementer

Specified by:

getLocale in interface ITextMetrics

Returns:

The locale

getULocale

public final com.ibm.icu.util.ULocale getULocale()

Description copied from interface: ITextMetrics

Returns the locale associated with the text metrics implementer

Specified by:

getULocale in interface ITextMetrics

Returns:

The locale

setLocale

public final void setLocale(com.ibm.icu.util.ULocale lcl)

Sets current locale.

Parameters:

lcl -

getFullHeight

public double getFullHeight(double fontHeight)

Specified by:

getFullHeight in interface ITextMetrics