net.sf.jasperreports.engine.fill

Class TextMeasurer

java.lang.Object

net.sf.jasperreports.engine.fill.TextMeasurer

All Implemented Interfaces:

JRTextMeasurer

Direct Known Subclasses:

JdkGlyphFixTextMeasurer

public class TextMeasurer
extends Object
implements JRTextMeasurer

Default text measurer implementation.

Version:

$Id: TextMeasurer.java 6459 2013-08-30 17:02:30Z teodord $

Author:

Teodor Danciu (teodord@users.sourceforge.net)

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	TextMeasurer.TextMeasuredState

Field Summary

Fields

Modifier and Type	Field and Description
protected JasperReportsContext	jasperReportsContext
protected int	leftPadding
protected int	maxHeight
protected TextMeasurer.TextMeasuredState	measuredState
protected TextMeasurer.TextMeasuredState	prevMeasuredState
static String	PROPERTY_MEASURE_SIMPLE_TEXTS
protected int	rightPadding
protected JRCommonText	textElement
protected int	width

Constructor Summary

Constructors

Constructor and Description
TextMeasurer(JasperReportsContext jasperReportsContext, JRCommonText textElement)
TextMeasurer(JRCommonText textElement) Deprecated. Replaced by TextMeasurer(JasperReportsContext, JRCommonText).

Method Summary

Methods

Modifier and Type	Method and Description
protected void	appendTruncateSuffix(TextLineWrapper lineWrapper)
FontRenderContext	getFontRenderContext()
protected JRPropertiesHolder	getTextPropertiesHolder()
protected String	getTruncateSuffix()
protected boolean	hasParagraphIndents()
protected void	initialize(JRStyledText styledText, int remainingTextStart, int availableStretchHeight, boolean canOverflow)
protected boolean	isToTruncateAtChar()
JRMeasuredText	measure(JRStyledText styledText, int remainingTextStart, int availableStretchHeight, boolean canOverflow) Fit a text chunk in a given space.
protected void	processLastTruncatedRow(TextLineWrapper lineWrapper, String paragraphText, int paragraphOffset, boolean lineTruncated)
protected boolean	renderNextLine(TextLineWrapper lineWrapper, List<Integer> tabIndexes, int[] currentTabHolder, TabStop[] nextTabStopHolder, boolean[] requireNextWordHolder)
protected boolean	renderParagraph(TextLineWrapper lineWrapper, int lastParagraphStart, String lastParagraphText)
protected void	truncateLastLineAtChar(TextLineWrapper lineWrapper, String paragraphText, int paragraphOffset)

Methods inherited from class java.lang.Object

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

Field Detail

PROPERTY_MEASURE_SIMPLE_TEXTS

public static final String PROPERTY_MEASURE_SIMPLE_TEXTS

See Also:

Constant Field Values

jasperReportsContext

protected JasperReportsContext jasperReportsContext

textElement

protected JRCommonText textElement

width

protected int width

leftPadding

protected int leftPadding

rightPadding

protected int rightPadding

maxHeight

protected int maxHeight

measuredState

protected TextMeasurer.TextMeasuredState measuredState

prevMeasuredState

protected TextMeasurer.TextMeasuredState prevMeasuredState

Constructor Detail

TextMeasurer

public TextMeasurer(JasperReportsContext jasperReportsContext,
            JRCommonText textElement)

TextMeasurer

public TextMeasurer(JRCommonText textElement)

Deprecated. Replaced by TextMeasurer(JasperReportsContext, JRCommonText).

Method Detail

initialize

protected void initialize(JRStyledText styledText,
              int remainingTextStart,
              int availableStretchHeight,
              boolean canOverflow)

measure

public JRMeasuredText measure(JRStyledText styledText,
                     int remainingTextStart,
                     int availableStretchHeight,
                     boolean canOverflow)

Description copied from interface: JRTextMeasurer

Fit a text chunk in a given space.

Specified by:

measure in interface JRTextMeasurer

Parameters:

styledText - the full text

remainingTextStart - the start index of the remaining text

availableStretchHeight - the available stretch height

canOverflow - whether the text element is able to overflow

Returns:

text measuring information

hasParagraphIndents

protected boolean hasParagraphIndents()

renderParagraph

protected boolean renderParagraph(TextLineWrapper lineWrapper,
                      int lastParagraphStart,
                      String lastParagraphText)

processLastTruncatedRow

protected void processLastTruncatedRow(TextLineWrapper lineWrapper,
                           String paragraphText,
                           int paragraphOffset,
                           boolean lineTruncated)

truncateLastLineAtChar

protected void truncateLastLineAtChar(TextLineWrapper lineWrapper,
                          String paragraphText,
                          int paragraphOffset)

appendTruncateSuffix

protected void appendTruncateSuffix(TextLineWrapper lineWrapper)

isToTruncateAtChar

protected boolean isToTruncateAtChar()

getTruncateSuffix

protected String getTruncateSuffix()

renderNextLine

protected boolean renderNextLine(TextLineWrapper lineWrapper,
                     List<Integer> tabIndexes,
                     int[] currentTabHolder,
                     TabStop[] nextTabStopHolder,
                     boolean[] requireNextWordHolder)

getTextPropertiesHolder

protected JRPropertiesHolder getTextPropertiesHolder()

getFontRenderContext

public FontRenderContext getFontRenderContext()