Class StyledTextRenderer

java.lang.Object
org.eclipse.swt.custom.StyledTextRenderer
class StyledTextRenderer extends Object
A StyledTextRenderer renders the content of a StyledText widget. This class can be used to render to the display or to a printer.

  • Field Details

  • Constructor Details

  • Method Details

    • cap

      static int cap(TextLayout layout, int offset)

    • 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)

    • getLineSize

      StyledTextRenderer.LineSizeInfo getLineSize(int i)

    • 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)

    • makeLineDrawInfo

      private StyledTextRenderer.LineDrawInfo makeLineDrawInfo(int lineIndex)
      Caches draw-related info that may be expensive to calculate twice when drawing first background and then foreground.

    • drawLines

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

    • drawLineBackground

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

    • drawLineForeground

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

    • intersectingRelativeNonEmptySelections

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

    • getBaseline

      int getBaseline()

    • getCachedLineHeight

      int getCachedLineHeight(int lineIndex)

    • 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)

    • getLineHeight

      int getLineHeight(int lineIndex, boolean exact)

    • isVariableHeight

      private boolean isVariableHeight(int lineIndex)
      Returns true if the given line can use the default line height and false otherwise.
      Parameters:
      lineIndex - line index
      Returns:
      true if the given line can use the default line height and false otherwise.

    • getLineSpacing

      private int getLineSpacing(int lineIndex)
      returns true if the given line index defines custom line spacing and false otherwise.
      Parameters:
      lineIndex - the line index.
      Returns:
      true if the given line index defines custom line spacing and false otherwise.

    • getStylesForLine

      private StyleRange[] getStylesForLine(int lineIndex)
      Returns styles range for the given line index and null otherwise.
      Parameters:
      lineIndex - the line index.
      Returns:
      styles range for the given line index and null otherwise.

    • getLineIndent

      int getLineIndent(int index, int defaultIndent)

    • getLineVerticalIndent

      int getLineVerticalIndent(int index)

    • getLineWrapIndent

      int getLineWrapIndent(int index, int defaultWrapIndent)

    • getLineJustify

      boolean getLineJustify(int index, boolean defaultJustify)

    • getLineTabStops

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

    • getLineSpacingProvider

      StyledTextLineSpacingProvider getLineSpacingProvider()

    • 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)

    • isSameLineSpacing

      boolean isSameLineSpacing(int lineIndex, int newLineSpacing)

    • getTextLayout

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

    • getWidth

      int getWidth()

    • reset

      void reset()

    • reset

      void reset(int startLine, int lineCount)

    • reset

      void reset(Set<Integer> lines)

    • setContent

      void setContent(StyledTextContent content)

    • setFixedLineMetrics

      public void setFixedLineMetrics(FontMetrics metrics)
      See TextLayout.setFixedLineMetrics(FontMetrics)
      Since:
      3.125

    • 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)

    • setLineVerticalIndent

      void setLineVerticalIndent(int lineIndex, int verticalLineIndent)

    • 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)

    • setLineSpacingProvider

      void setLineSpacingProvider(StyledTextLineSpacingProvider lineSpacingProvider)

    • 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)

    • hasVerticalIndent

      public boolean hasVerticalIndent()