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 java.lang.Object
implements JRTextMeasurer

Default text measurer implementation.

Version:

$Id: TextMeasurer.java 4595 2011-09-08 15:55:10Z teodord $

Author:

Teodor Danciu (teodord@users.sourceforge.net)

Nested Class Summary

Nested Classes

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

Constructor Summary

Constructors

Constructor and Description
TextMeasurer(JRCommonText textElement)

Method Summary

Methods

Modifier and Type	Method and Description
protected void	appendTruncateSuffix(java.text.AttributedCharacterIterator allParagraphs)
java.awt.font.FontRenderContext	getFontRenderContext()
protected JRPropertiesHolder	getTextPropertiesHolder()
protected java.lang.String	getTruncateSuffix()
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(java.text.AttributedCharacterIterator allParagraphs, java.lang.String paragraphText, int paragraphOffset, boolean lineTruncated)
protected boolean	renderNextLine(java.awt.font.LineBreakMeasurer lineMeasurer, java.text.AttributedCharacterIterator paragraph, java.util.List<java.lang.Integer> tabIndexes, int[] currentTabHolder, TabStop[] nextTabStopHolder, boolean[] requireNextWordHolder)
protected boolean	renderParagraph(java.text.AttributedCharacterIterator allParagraphs, int lastParagraphStart, java.lang.String lastParagraphText)
protected void	setAttributes(java.text.AttributedString string, java.text.AttributedCharacterIterator attributes, int stringOffset)
protected void	setAttributes(java.text.AttributedString string, java.util.Map<java.text.AttributedCharacterIterator.Attribute,java.lang.Object> attributes, int startIndex, int endIndex)
protected void	truncateLastLineAtChar(java.text.AttributedCharacterIterator allParagraphs, java.lang.String paragraphText, int paragraphOffset)

Methods inherited from class java.lang.Object

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

Constructor Detail

TextMeasurer

public TextMeasurer(JRCommonText textElement)

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

renderParagraph

protected boolean renderParagraph(java.text.AttributedCharacterIterator allParagraphs,
                      int lastParagraphStart,
                      java.lang.String lastParagraphText)

processLastTruncatedRow

protected void processLastTruncatedRow(java.text.AttributedCharacterIterator allParagraphs,
                           java.lang.String paragraphText,
                           int paragraphOffset,
                           boolean lineTruncated)

truncateLastLineAtChar

protected void truncateLastLineAtChar(java.text.AttributedCharacterIterator allParagraphs,
                          java.lang.String paragraphText,
                          int paragraphOffset)

appendTruncateSuffix

protected void appendTruncateSuffix(java.text.AttributedCharacterIterator allParagraphs)

isToTruncateAtChar

protected boolean isToTruncateAtChar()

getTruncateSuffix

protected java.lang.String getTruncateSuffix()

renderNextLine

protected boolean renderNextLine(java.awt.font.LineBreakMeasurer lineMeasurer,
                     java.text.AttributedCharacterIterator paragraph,
                     java.util.List<java.lang.Integer> tabIndexes,
                     int[] currentTabHolder,
                     TabStop[] nextTabStopHolder,
                     boolean[] requireNextWordHolder)

getTextPropertiesHolder

protected JRPropertiesHolder getTextPropertiesHolder()

setAttributes

protected void setAttributes(java.text.AttributedString string,
                 java.text.AttributedCharacterIterator attributes,
                 int stringOffset)

setAttributes

protected void setAttributes(java.text.AttributedString string,
                 java.util.Map<java.text.AttributedCharacterIterator.Attribute,java.lang.Object> attributes,
                 int startIndex,
                 int endIndex)

getFontRenderContext

public java.awt.font.FontRenderContext getFontRenderContext()