org.eclipse.swt.custom

Class StyledTextRenderer

java.lang.Object

org.eclipse.swt.custom.StyledTextRenderer

 class StyledTextRenderer
extends java.lang.Object

A StyledTextRenderer renders the content of a StyledText widget. This class can be used to render to the display or to a printer.

Structure Diagram

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
(package private) static class	StyledTextRenderer.LineInfo

Field Summary

Fields

Modifier and Type	Field and Description
(package private) static int	ALIGNMENT
(package private) int	ascent
(package private) int	averageCharWidth
(package private) static int	BACKGROUND
(package private) Font	boldFont
(package private) Font	boldItalicFont
(package private) static int	BULLET_MARGIN
(package private) Bullet[]	bullets
(package private) int[]	bulletsIndices
(package private) static int	CACHE_SIZE
(package private) static boolean	COMPACT_STYLES
(package private) StyledTextContent	content
(package private) int	descent
(package private) Device	device
(package private) boolean	fixedPitch
(package private) static int	GROW
(package private) boolean	hasLinks
(package private) static int	IDLE_TIME
(package private) boolean	idleRunning
(package private) static int	INDENT
(package private) Font	italicFont
(package private) static int	JUSTIFY
(package private) TextLayout[]	layouts
(package private) int	lineCount
(package private) int[]	lineHeight
(package private) StyledTextRenderer.LineInfo[]	lines
(package private) int[]	lineWidth
(package private) int	maxWidth
(package private) int	maxWidthLineIndex
(package private) static boolean	MERGE_STYLES
(package private) int[]	ranges
(package private) int[]	redrawLines
(package private) Font	regularFont
(package private) static int	SEGMENT_CHARS
(package private) static int	SEGMENTS
(package private) int	styleCount
(package private) StyledText	styledText
(package private) StyleRange[]	styles
(package private) StyleRange[]	stylesSet
(package private) int	stylesSetCount
(package private) static int	TABSTOPS
(package private) int	tabWidth
(package private) int	topIndex
(package private) static int	WRAP_INDENT

Constructor Summary

Constructors

Constructor and Description
StyledTextRenderer(Device device, StyledText styledText)

Method Summary

Methods

Modifier and Type	Method and Description
(package private) int	addMerge(int[] mergeRanges, StyleRange[] mergeStyles, int mergeCount, int modifyStart, int modifyEnd)
(package private) int	addMerge(StyleRange[] mergeStyles, int mergeCount, int modifyStart, int modifyEnd)
(package private) void	calculate(int startLine, int lineCount)
(package private) void	calculateClientArea()
(package private) void	calculateIdle()
(package private) void	clearLineBackground(int startLine, int count)
(package private) void	clearLineStyle(int startLine, int count)
(package private) void	copyInto(StyledTextRenderer renderer)
(package private) void	dispose()
(package private) void	disposeTextLayout(TextLayout layout)
(package private) void	drawBullet(Bullet bullet, GC gc, int paintX, int paintY, int index, int lineAscent, int lineDescent)
(package private) int	drawLine(int lineIndex, int paintX, int paintY, GC gc, Color widgetBackground, Color widgetForeground)
(package private) int	getBaseline()
(package private) Font	getFont(int style)
(package private) FontData[]	getFontData(int style)
(package private) int	getHeight()
(package private) int	getLineAlignment(int index, int defaultAlignment)
(package private) Color	getLineBackground(int index, Color defaultBackground)
(package private) Bullet	getLineBullet(int index, Bullet defaultBullet)
(package private) int	getLineHeight()
(package private) int	getLineHeight(int lineIndex)
(package private) int	getLineIndent(int index, int defaultIndent)
(package private) boolean	getLineJustify(int index, boolean defaultJustify)
(package private) int[]	getLineTabStops(int index, int[] defaultTabStops)
(package private) int	getLineWrapIndent(int index, int defaultWrapIndent)
(package private) int	getRangeIndex(int offset, int low, int high)
(package private) int[]	getRanges(int start, int length)
(package private) StyleRange	getStyleRange(StyleRange style)
(package private) StyleRange[]	getStyleRanges(int start, int length, boolean includeRanges)
(package private) TextLayout	getTextLayout(int lineIndex)
(package private) TextLayout	getTextLayout(int lineIndex, int orientation, int width, int lineSpacing)
(package private) int	getWidth()
(package private) boolean	hasLink(int offset)
(package private) void	reset()
(package private) void	reset(int startLine, int lineCount)
(package private) void	setContent(StyledTextContent content)
(package private) void	setFont(Font font, int tabs)
(package private) void	setLineAlignment(int startLine, int count, int alignment)
(package private) void	setLineBackground(int startLine, int count, Color background)
(package private) void	setLineBullet(int startLine, int count, Bullet bullet)
(package private) void	setLineIndent(int startLine, int count, int indent)
(package private) void	setLineJustify(int startLine, int count, boolean justify)
(package private) void	setLineSegmentChars(int startLine, int count, char[] segmentChars)
(package private) void	setLineSegments(int startLine, int count, int[] segments)
(package private) void	setLineTabStops(int startLine, int count, int[] tabStops)
(package private) void	setLineWrapIndent(int startLine, int count, int wrapIndent)
(package private) void	setStyleRanges(int[] newRanges, StyleRange[] newStyles)
(package private) void	textChanging(TextChangingEvent event)
(package private) void	updateBullets(int startLine, int replaceLineCount, int newLineCount, boolean update)
(package private) void	updateRanges(int start, int replaceCharCount, int newCharCount)

Methods inherited from class java.lang.Object

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

Field Detail

device

Device device

styledText

StyledText styledText

content

StyledTextContent content

regularFont

Font regularFont

boldFont

Font boldFont

italicFont

Font italicFont

boldItalicFont

Font boldItalicFont

tabWidth

int tabWidth

ascent

int ascent

descent

int descent

averageCharWidth

int averageCharWidth

topIndex

int topIndex

layouts

TextLayout[] layouts

lineCount

int lineCount

lineWidth

int[] lineWidth

lineHeight

int[] lineHeight

lines

StyledTextRenderer.LineInfo[] lines

maxWidth

int maxWidth

maxWidthLineIndex

int maxWidthLineIndex

idleRunning

boolean idleRunning

bullets

Bullet[] bullets

bulletsIndices

int[] bulletsIndices

redrawLines

int[] redrawLines

ranges

int[] ranges

styleCount

int styleCount

styles

StyleRange[] styles

stylesSet

StyleRange[] stylesSet

stylesSetCount

int stylesSetCount

hasLinks

boolean hasLinks

fixedPitch

boolean fixedPitch

BULLET_MARGIN

static final int BULLET_MARGIN

See Also:

Constant Field Values

COMPACT_STYLES

static final boolean COMPACT_STYLES

See Also:

Constant Field Values

MERGE_STYLES

static final boolean MERGE_STYLES

See Also:

Constant Field Values

GROW

static final int GROW

See Also:

Constant Field Values

IDLE_TIME

static final int IDLE_TIME

See Also:

Constant Field Values

CACHE_SIZE

static final int CACHE_SIZE

See Also:

Constant Field Values

BACKGROUND

static final int BACKGROUND

See Also:

Constant Field Values

ALIGNMENT

static final int ALIGNMENT

See Also:

Constant Field Values

INDENT

static final int INDENT

See Also:

Constant Field Values

JUSTIFY

static final int JUSTIFY

See Also:

Constant Field Values

SEGMENTS

static final int SEGMENTS

See Also:

Constant Field Values

TABSTOPS

static final int TABSTOPS

See Also:

Constant Field Values

WRAP_INDENT

static final int WRAP_INDENT

See Also:

Constant Field Values

SEGMENT_CHARS

static final int SEGMENT_CHARS

See Also:

Constant Field Values

Constructor Detail

StyledTextRenderer

StyledTextRenderer(Device device,
                  StyledText styledText)

Method Detail

addMerge

int addMerge(int[] mergeRanges,
           StyleRange[] mergeStyles,
           int mergeCount,
           int modifyStart,
           int modifyEnd)

addMerge

int addMerge(StyleRange[] mergeStyles,
           int mergeCount,
           int modifyStart,
           int modifyEnd)

calculate

void calculate(int startLine,
             int lineCount)

calculateClientArea

void calculateClientArea()

calculateIdle

void calculateIdle()

clearLineBackground

void clearLineBackground(int startLine,
                       int count)

clearLineStyle

void clearLineStyle(int startLine,
                  int count)

copyInto

void copyInto(StyledTextRenderer renderer)

dispose

void dispose()

disposeTextLayout

void disposeTextLayout(TextLayout layout)

drawBullet

void drawBullet(Bullet bullet,
              GC gc,
              int paintX,
              int paintY,
              int index,
              int lineAscent,
              int lineDescent)

drawLine

int drawLine(int lineIndex,
           int paintX,
           int paintY,
           GC gc,
           Color widgetBackground,
           Color widgetForeground)

getBaseline

int getBaseline()

getFont

Font getFont(int style)

getFontData

FontData[] getFontData(int style)

getHeight

int getHeight()

hasLink

boolean hasLink(int offset)

getLineAlignment

int getLineAlignment(int index,
                   int defaultAlignment)

getLineBackground

Color getLineBackground(int index,
                      Color defaultBackground)

getLineBullet

Bullet getLineBullet(int index,
                   Bullet defaultBullet)

getLineHeight

int getLineHeight()

getLineHeight

int getLineHeight(int lineIndex)

getLineIndent

int getLineIndent(int index,
                int defaultIndent)

getLineWrapIndent

int getLineWrapIndent(int index,
                    int defaultWrapIndent)

getLineJustify

boolean getLineJustify(int index,
                     boolean defaultJustify)

getLineTabStops

int[] getLineTabStops(int index,
                    int[] defaultTabStops)

getRangeIndex

int getRangeIndex(int offset,
                int low,
                int high)

getRanges

int[] getRanges(int start,
              int length)

getStyleRanges

StyleRange[] getStyleRanges(int start,
                          int length,
                          boolean includeRanges)

getStyleRange

StyleRange getStyleRange(StyleRange style)

getTextLayout

TextLayout getTextLayout(int lineIndex)

getTextLayout

TextLayout getTextLayout(int lineIndex,
                       int orientation,
                       int width,
                       int lineSpacing)

getWidth

int getWidth()

reset

void reset()

reset

void reset(int startLine,
         int lineCount)

setContent

void setContent(StyledTextContent content)

setFont

void setFont(Font font,
           int tabs)

setLineAlignment

void setLineAlignment(int startLine,
                    int count,
                    int alignment)

setLineBackground

void setLineBackground(int startLine,
                     int count,
                     Color background)

setLineBullet

void setLineBullet(int startLine,
                 int count,
                 Bullet bullet)

setLineIndent

void setLineIndent(int startLine,
                 int count,
                 int indent)

setLineWrapIndent

void setLineWrapIndent(int startLine,
                     int count,
                     int wrapIndent)

setLineJustify

void setLineJustify(int startLine,
                  int count,
                  boolean justify)

setLineSegments

void setLineSegments(int startLine,
                   int count,
                   int[] segments)

setLineSegmentChars

void setLineSegmentChars(int startLine,
                       int count,
                       char[] segmentChars)

setLineTabStops

void setLineTabStops(int startLine,
                   int count,
                   int[] tabStops)

setStyleRanges

void setStyleRanges(int[] newRanges,
                  StyleRange[] newStyles)

textChanging

void textChanging(TextChangingEvent event)

updateBullets

void updateBullets(int startLine,
                 int replaceLineCount,
                 int newLineCount,
                 boolean update)

updateRanges

void updateRanges(int start,
                int replaceCharCount,
                int newCharCount)