Top Description Inners Fields Constructors Methods
org.eclipse.swt.custom

pack-priv Class StyledTextRenderer

extends Object
Class Inheritance
Imports
java.util.*, .List, org.eclipse.swt.*, org.eclipse.swt.graphics.*, org.eclipse.swt.widgets.*
A StyledTextRenderer renders the content of a StyledText widget. This class can be used to render to the display or to a printer.

Nested and Inner Type Summary

Modifier and TypeClass and Description
private static record
StyledTextRenderer.LineDrawInfo

pack-priv static class
StyledTextRenderer.LineInfo

pack-priv static class
StyledTextRenderer.LineSizeInfo

private static class
StyledTextRenderer.StyleEntry

Field Summary

Modifier and TypeField and Description
pack-priv static final int
ALIGNMENT

pack-priv int
ascent

pack-priv int
averageCharWidth

pack-priv float
averageLineHeight

pack-priv static final int
BACKGROUND

pack-priv Font
boldFont

pack-priv Font
boldItalicFont

pack-priv static final int
BULLET_MARGIN

pack-priv Bullet[]
bullets

pack-priv int[]
bulletsIndices

pack-priv static final int
CACHE_SIZE

pack-priv static final boolean
COMPACT_STYLES

pack-priv StyledTextContent
content

pack-priv int
descent

pack-priv Device
device

private FontMetrics
fixedLineMetrics

pack-priv boolean
fixedPitch

pack-priv static final int
GROW

pack-priv boolean
hasLinks

pack-priv static final int
IDLE_TIME

pack-priv boolean
idleRunning

pack-priv static final int
INDENT

pack-priv Font
italicFont

pack-priv static final int
JUSTIFY

pack-priv TextLayout[]
layouts

pack-priv int
lineCount

pack-priv StyledTextRenderer.LineInfo[]
lines

pack-priv int
linesInAverageLineHeight

pack-priv StyledTextRenderer.LineSizeInfo[]
lineSizes

pack-priv boolean
lineSpacingComputing

pack-priv StyledTextLineSpacingProvider
lineSpacingProvider

pack-priv int
maxWidth

pack-priv int
maxWidthLineIndex

pack-priv static final boolean
MERGE_STYLES

pack-priv int[]
ranges

pack-priv int[]
redrawLines

pack-priv Font
regularFont

pack-priv static final int
SEGMENT_CHARS

pack-priv static final int
SEGMENTS

pack-priv int
styleCount

pack-priv StyledText
styledText

pack-priv StyleRange[]
styles

pack-priv StyleRange[]
stylesSet

pack-priv int
stylesSetCount

pack-priv int
tabLength

pack-priv static final int
TABSTOPS

pack-priv int
tabWidth

pack-priv int
topIndex

pack-priv static final int
VERTICAL_INDENT

pack-priv static final int
WRAP_INDENT

Constructor Summary

AccessConstructor and Description
pack-priv
StyledTextRenderer(Device device, StyledText styledText)

Method Summary

Modifier and TypeMethod and Description
pack-priv int
addMerge(int[] mergeRanges, StyleRange[] mergeStyles, int mergeCount, int modifyStart, int modifyEnd)

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

pack-priv void
calculate(int startLine, int lineCount)

pack-priv void
calculateClientArea()

pack-priv void
calculateIdle()

pack-priv static int
cap(TextLayout layout, int offset)

pack-priv void
clearLineBackground(int startLine, int count)

pack-priv void
clearLineStyle(int startLine, int count)

pack-priv void
copyInto(StyledTextRenderer renderer)

pack-priv void
dispose()

pack-priv void
disposeTextLayout(TextLayout layout)

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

private void
drawLineBackground(StyledTextRenderer.LineDrawInfo lineInfo, int paintY, GC gc, Color widgetBackground)

private void
drawLineForeground(StyledTextRenderer.LineDrawInfo lineInfo, int paintX, int paintY, GC gc, Color widgetForeground)

pack-priv int
drawLines(int startLine, int endLine, int begX, int begY, int endY, GC gc, Color widgetBackground, Color widgetForeground)

pack-priv int
getBaseline()

pack-priv int
getCachedLineHeight(int lineIndex)

pack-priv Font
getFont(int style)

pack-priv FontData[]
getFontData(int style)

pack-priv int
getHeight()

pack-priv int
getLineAlignment(int index, int defaultAlignment)

pack-priv Color
getLineBackground(int index, Color defaultBackground)

pack-priv Bullet
getLineBullet(int index, Bullet defaultBullet)

pack-priv int
getLineHeight()

pack-priv int
getLineHeight(int lineIndex)

pack-priv int
getLineHeight(int lineIndex, boolean exact)

pack-priv int
getLineIndent(int index, int defaultIndent)

pack-priv boolean
getLineJustify(int index, boolean defaultJustify)

pack-priv StyledTextRenderer.LineSizeInfo
getLineSize(int i)

private int

Returns:

true if the given line index defines custom line spacing and false otherwise.
getLineSpacing(int
the line index.
lineIndex)

returns true if the given line index defines custom line spacing and false otherwise.

pack-priv StyledTextLineSpacingProvider
getLineSpacingProvider()

pack-priv int[]
getLineTabStops(int index, int[] defaultTabStops)

pack-priv int
getLineVerticalIndent(int index)

pack-priv int
getLineWrapIndent(int index, int defaultWrapIndent)

pack-priv int
getRangeIndex(int offset, int low, int high)

pack-priv int[]
getRanges(int start, int length)

pack-priv StyleRange
getStyleRange(StyleRange style)

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

private StyleRange[]

Returns:

styles range for the given line index and null otherwise.
getStylesForLine(int
the line index.
lineIndex)

Returns styles range for the given line index and null otherwise.

pack-priv TextLayout
getTextLayout(int lineIndex)

pack-priv TextLayout
getTextLayout(int lineIndex, int orientation, int width, int lineSpacing)

pack-priv int
getWidth()

public boolean
hasVerticalIndent()

private Point[]
intersectingRelativeNonEmptySelections(int fromOffset, int toOffset)

pack-priv boolean
isSameLineSpacing(int lineIndex, int newLineSpacing)

private boolean

Returns:

true if the given line can use the default line height and false otherwise.
isVariableHeight(int
line index
lineIndex)

Returns true if the given line can use the default line height and false otherwise.

private StyledTextRenderer.LineDrawInfo
makeLineDrawInfo(int lineIndex)

Caches draw-related info that may be expensive to calculate twice when drawing first background and then foreground.

pack-priv void
reset()

pack-priv void
reset(int startLine, int lineCount)

pack-priv void
reset(Set<Integer> lines)

pack-priv void
setContent(StyledTextContent content)

public void
setFixedLineMetrics(FontMetrics metrics)

See TextLayout#setFixedLineMetrics

pack-priv void
setFont(Font font, int tabs)

pack-priv void
setLineAlignment(int startLine, int count, int alignment)

pack-priv void
setLineBackground(int startLine, int count, Color background)

pack-priv void
setLineBullet(int startLine, int count, Bullet bullet)

pack-priv void
setLineIndent(int startLine, int count, int indent)

pack-priv void
setLineJustify(int startLine, int count, boolean justify)

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

pack-priv void
setLineSegments(int startLine, int count, int[] segments)

pack-priv void
setLineSpacingProvider(StyledTextLineSpacingProvider lineSpacingProvider)

pack-priv void
setLineTabStops(int startLine, int count, int[] tabStops)

pack-priv void
setLineVerticalIndent(int lineIndex, int verticalLineIndent)

pack-priv void
setLineWrapIndent(int startLine, int count, int wrapIndent)

pack-priv void
setStyleRanges(int[] newRanges, StyleRange[] newStyles)

pack-priv void
textChanging(TextChangingEvent event)

pack-priv void
updateBullets(int startLine, int replaceLineCount, int newLineCount, boolean update)

pack-priv void
updateRanges(int start, int replaceCharCount, int newCharCount)

Inherited from java.lang.Object:
cloneequalsfinalizegetClasshashCodenotifynotifyAlltoStringwaitwaitwait