Package net.sf.jasperreports.engine.fill

Class SimpleTextLineWrapper

java.lang.Object

net.sf.jasperreports.engine.fill.SimpleTextLineWrapper

All Implemented Interfaces:

TextLineWrapper

public class SimpleTextLineWrapper
extends Object
implements TextLineWrapper

Author:

Lucian Chirita (lucianc@users.sourceforge.net)

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	SimpleTextLineWrapper.ElementFontInfo
protected static class	SimpleTextLineWrapper.FontInfo
protected static class	SimpleTextLineWrapper.FontKey
protected static class	SimpleTextLineWrapper.FontStatistics

Field Summary

Fields

Modifier and Type	Field	Description
protected static String	FILL_CACHE_KEY_ELEMENT_FONT_INFOS
protected static String	FILL_CACHE_KEY_GENERAL_FONT_INFOS
protected static int	FONT_MIN_COUNT
protected static double	FONT_SIZE_MIN_FACTOR
protected static double	FONT_WIDTH_CHECK_FACTOR
static String	MEASURE_EXACT_ALWAYS
static String	MEASURE_EXACT_MULTILINE
protected static int	NEXT_BREAK_INDEX_THRESHOLD
static String	PROPERTY_ELEMENT_CACHE_SIZE
static String	PROPERTY_MEASURE_EXACT

Constructor Summary

Constructors

Constructor	Description
SimpleTextLineWrapper()
SimpleTextLineWrapper(SimpleTextLineWrapper parent)

Method Summary

Modifier and Type	Method	Description
TextLine	baseTextLine(int index)
char	charAt(int index)
protected HashMap<Pair<UUID,SimpleTextLineWrapper.FontKey>,SimpleTextLineWrapper.ElementFontInfo>	createElementFontInfosFillCache()
protected void	createFontInfo(Map<AttributedCharacterIterator.Attribute,Object> textAttributes)
protected boolean	determineComplexLayout(Font font)
protected float	determineLeading(Font font)
protected int	estimateBreakIndex(float width, int endLimit)
protected SimpleTextLineWrapper.FontInfo	getGeneralFontInfo(Map<AttributedCharacterIterator.Attribute,Object> textAttributes)
String	getLineText(int start, int end)
protected boolean	hasComplexLayout(char[] chars)
void	init(TextMeasureContext context)
protected boolean	isLeftToRight(char[] chars)
protected boolean	isParagraphMeasureExact(char[] chars)
TextLineWrapper	lastLineWrapper(String lineText, int start, int textLength, boolean truncateAtChar)
protected Font	loadFont(Map<AttributedCharacterIterator.Attribute,Object> textAttributes)
float	maxFontsize(int start, int end)
protected TextLine	measureExactLine(float width, int endLimit, boolean requireWord)
protected int	measureExactLineBreakIndex(float width, int endLimit, boolean requireWord)
protected TextLine	measureLine(float width, boolean requireWord, int endLimit)
protected Rectangle2D	measureParagraphFragment(int measureIndex)
TextLine	nextLine(float width, int endLimit, boolean requireWord)
int	paragraphEnd()
int	paragraphPosition()
boolean	start(JRStyledText styledText)
void	startEmptyParagraph(int paragraphStart)
void	startParagraph(int paragraphStart, int paragraphEnd, boolean truncateAtChar)
protected void	startParagraph(String text, int start, boolean truncateAtChar)
protected TextLine	toTextLine(int measureIndex, Rectangle2D measuredBounds)
protected boolean	useExactLineMeasurement()

Methods inherited from class java.lang.Object

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

Field Detail

PROPERTY_MEASURE_EXACT

public static final String PROPERTY_MEASURE_EXACT

See Also:

Constant Field Values

PROPERTY_ELEMENT_CACHE_SIZE

public static final String PROPERTY_ELEMENT_CACHE_SIZE

See Also:

Constant Field Values

MEASURE_EXACT_ALWAYS

public static final String MEASURE_EXACT_ALWAYS

See Also:

Constant Field Values

MEASURE_EXACT_MULTILINE

public static final String MEASURE_EXACT_MULTILINE

See Also:

Constant Field Values

FONT_MIN_COUNT

protected static final int FONT_MIN_COUNT

See Also:

Constant Field Values

FONT_SIZE_MIN_FACTOR

protected static final double FONT_SIZE_MIN_FACTOR

See Also:

Constant Field Values

FONT_WIDTH_CHECK_FACTOR

protected static final double FONT_WIDTH_CHECK_FACTOR

See Also:

Constant Field Values

NEXT_BREAK_INDEX_THRESHOLD

protected static final int NEXT_BREAK_INDEX_THRESHOLD

See Also:

Constant Field Values

FILL_CACHE_KEY_ELEMENT_FONT_INFOS

protected static final String FILL_CACHE_KEY_ELEMENT_FONT_INFOS

FILL_CACHE_KEY_GENERAL_FONT_INFOS

protected static final String FILL_CACHE_KEY_GENERAL_FONT_INFOS

Constructor Detail

SimpleTextLineWrapper

public SimpleTextLineWrapper()

SimpleTextLineWrapper

public SimpleTextLineWrapper(SimpleTextLineWrapper parent)

Method Detail

init

public void init(TextMeasureContext context)

Specified by:

init in interface TextLineWrapper

start

public boolean start(JRStyledText styledText)

Specified by:

start in interface TextLineWrapper

createFontInfo

protected void createFontInfo(Map<AttributedCharacterIterator.Attribute,Object> textAttributes)

createElementFontInfosFillCache

protected HashMap<Pair<UUID,SimpleTextLineWrapper.FontKey>,SimpleTextLineWrapper.ElementFontInfo> createElementFontInfosFillCache()

getGeneralFontInfo

protected SimpleTextLineWrapper.FontInfo getGeneralFontInfo(Map<AttributedCharacterIterator.Attribute,Object> textAttributes)

loadFont

protected Font loadFont(Map<AttributedCharacterIterator.Attribute,Object> textAttributes)

determineComplexLayout

protected boolean determineComplexLayout(Font font)

determineLeading

protected float determineLeading(Font font)

startParagraph

public void startParagraph(int paragraphStart,
                           int paragraphEnd,
                           boolean truncateAtChar)

Specified by:

startParagraph in interface TextLineWrapper

startEmptyParagraph

public void startEmptyParagraph(int paragraphStart)

Specified by:

startEmptyParagraph in interface TextLineWrapper

startParagraph

protected void startParagraph(String text,
                              int start,
                              boolean truncateAtChar)

isLeftToRight

protected boolean isLeftToRight(char[] chars)

isParagraphMeasureExact

protected boolean isParagraphMeasureExact(char[] chars)

hasComplexLayout

protected boolean hasComplexLayout(char[] chars)

paragraphPosition

public int paragraphPosition()

Specified by:

paragraphPosition in interface TextLineWrapper

paragraphEnd

public int paragraphEnd()

Specified by:

paragraphEnd in interface TextLineWrapper

nextLine

public TextLine nextLine(float width,
                         int endLimit,
                         boolean requireWord)

Specified by:

nextLine in interface TextLineWrapper

useExactLineMeasurement

protected boolean useExactLineMeasurement()

measureExactLine

protected TextLine measureExactLine(float width,
                                    int endLimit,
                                    boolean requireWord)

measureExactLineBreakIndex

protected int measureExactLineBreakIndex(float width,
                                         int endLimit,
                                         boolean requireWord)

measureLine

protected TextLine measureLine(float width,
                               boolean requireWord,
                               int endLimit)

estimateBreakIndex

protected int estimateBreakIndex(float width,
                                 int endLimit)

measureParagraphFragment

protected Rectangle2D measureParagraphFragment(int measureIndex)

toTextLine

protected TextLine toTextLine(int measureIndex,
                              Rectangle2D measuredBounds)

baseTextLine

public TextLine baseTextLine(int index)

Specified by:

baseTextLine in interface TextLineWrapper

maxFontsize

public float maxFontsize(int start,
                         int end)

Specified by:

maxFontsize in interface TextLineWrapper

getLineText

public String getLineText(int start,
                          int end)

Specified by:

getLineText in interface TextLineWrapper

charAt

public char charAt(int index)

Specified by:

charAt in interface TextLineWrapper

lastLineWrapper

public TextLineWrapper lastLineWrapper(String lineText,
                                       int start,
                                       int textLength,
                                       boolean truncateAtChar)

Specified by:

lastLineWrapper in interface TextLineWrapper