aplp.TextAreaPainter Class Reference

List of all members.


Public Member Functions
	TextAreaPainter (JEditTextArea textArea, TextAreaDefaults defaults)
final SyntaxStyle[]	getStyles ()
final void	setStyles (SyntaxStyle[] styles)
final Color	getCaretColor ()
final void	setCaretColor (Color caretColor)
final Color	getSelectionColor ()
final void	setSelectionColor (Color selectionColor)
final Color	getLineHighlightColor ()
final void	setLineHighlightColor (Color lineHighlightColor)
final boolean	isLineHighlightEnabled ()
final void	setLineHighlightEnabled (boolean lineHighlight)
final Color	getBracketHighlightColor ()
final void	setBracketHighlightColor (Color bracketHighlightColor)
final boolean	isBracketHighlightEnabled ()
final void	setBracketHighlightEnabled (boolean bracketHighlight)
final boolean	isBlockCaretEnabled ()
final void	setBlockCaretEnabled (boolean blockCaret)
final Color	getEOLMarkerColor ()
final void	setEOLMarkerColor (Color eolMarkerColor)
final boolean	getEOLMarkersPainted ()
final void	setEOLMarkersPainted (boolean eolMarkers)
boolean	getInvalidLinesPainted ()
void	setInvalidLinesPainted (boolean paintInvalid)
void	addCustomHighlight (Highlight highlight)
String	getToolTipText (MouseEvent evt)
FontMetrics	getFontMetrics ()
void	setFont (Font font)
void	paint (Graphics gfx)
final void	invalidateLine (int line)
final void	invalidateLineRange (int firstLine, int lastLine)
final void	invalidateSelectedLines ()
float	nextTabStop (float x, int tabOffset)
Dimension	getPreferredSize ()
Dimension	getMinimumSize ()
Protected Member Functions
void	paintLine (Graphics gfx, TokenMarker tokenMarker, int line, int x)
void	paintPlainLine (Graphics gfx, int line, Font defaultFont, Color defaultColor, int x, int y)
void	paintSyntaxLine (Graphics gfx, TokenMarker tokenMarker, int line, Font defaultFont, Color defaultColor, int x, int y)
void	paintHighlight (Graphics gfx, int line, int y)
void	paintLineHighlight (Graphics gfx, int line, int y)
void	paintBracketHighlight (Graphics gfx, int line, int y)
void	paintCaret (Graphics gfx, int line, int y)
Protected Attributes
JEditTextArea	textArea
SyntaxStyle[]	styles
Color	caretColor
Color	selectionColor
Color	lineHighlightColor
Color	bracketHighlightColor
Color	eolMarkerColor
boolean	blockCaret
boolean	lineHighlight
boolean	bracketHighlight
boolean	paintInvalid
boolean	eolMarkers
int	cols
int	rows
int	tabSize
FontMetrics	fm
Highlight	highlights
Package Attributes
int	currentLineIndex
Token	currentLineTokens
Segment	currentLine
Static Private Attributes
static final long	serialVersionUID = 8455073142089642026L
Classes
interface	Highlight

Detailed Description

The text area repaint manager. It performs double buffering and paints lines of text.

Author:: Slava Pestov

Version:

Id: TextAreaPainter.java,v 1.1 2004/09/14 10:58:06 cvs-3apl Exp

Constructor & Destructor Documentation

aplp.TextAreaPainter.TextAreaPainter ( JEditTextArea textArea,

TextAreaDefaults defaults

)

Creates a new repaint manager. This should be not be called directly.

Member Function Documentation

void aplp.TextAreaPainter.addCustomHighlight ( Highlight highlight )

Adds a custom highlight painter.

Parameters:

highlight The highlight

final Color aplp.TextAreaPainter.getBracketHighlightColor ( )

Returns the bracket highlight color.

final Color aplp.TextAreaPainter.getCaretColor ( )

Returns the caret color.

final Color aplp.TextAreaPainter.getEOLMarkerColor ( )

Returns the EOL marker color.

final boolean aplp.TextAreaPainter.getEOLMarkersPainted ( )

Returns true if EOL markers are drawn, false otherwise.

FontMetrics aplp.TextAreaPainter.getFontMetrics ( )

Returns the font metrics used by this component.

boolean aplp.TextAreaPainter.getInvalidLinesPainted ( )

Returns true if invalid lines are painted as red tildes (~), false otherwise.

final Color aplp.TextAreaPainter.getLineHighlightColor ( )

Returns the line highlight color.

Dimension aplp.TextAreaPainter.getMinimumSize ( )

Returns the painter's minimum size.

Dimension aplp.TextAreaPainter.getPreferredSize ( )

Returns the painter's preferred size.

final Color aplp.TextAreaPainter.getSelectionColor ( )

Returns the selection color.

final SyntaxStyle [] aplp.TextAreaPainter.getStyles ( )

Returns the syntax styles used to paint colorized text. Entry n will be used to paint tokens with id = n.

See also:
org.gjt.sp.jedit.syntax.Token

String aplp.TextAreaPainter.getToolTipText ( MouseEvent evt )

Returns the tool tip to display at the specified location.

Parameters:

evt The mouse event

final void aplp.TextAreaPainter.invalidateLine ( int line )

Marks a line as needing a repaint.

Parameters:

line The line to invalidate

final void aplp.TextAreaPainter.invalidateLineRange ( int firstLine,

int lastLine

)

Marks a range of lines as needing a repaint.

Parameters:

firstLine The first line to invalidate

lastLine The last line to invalidate

final void aplp.TextAreaPainter.invalidateSelectedLines ( )

Repaints the lines containing the selection.

final boolean aplp.TextAreaPainter.isBlockCaretEnabled ( )

Returns true if the caret should be drawn as a block, false otherwise.

final boolean aplp.TextAreaPainter.isBracketHighlightEnabled ( )

Returns true if bracket highlighting is enabled, false otherwise. When bracket highlighting is enabled, the bracket matching the one before the caret (if any) is highlighted.

final boolean aplp.TextAreaPainter.isLineHighlightEnabled ( )

Returns true if line highlight is enabled, false otherwise.

float aplp.TextAreaPainter.nextTabStop ( float x,

int tabOffset

)

Implementation of TabExpander interface. Returns next tab stop after a specified point.

Parameters:

x The x co-ordinate

tabOffset Ignored

Returns:
The next tab stop after x

void aplp.TextAreaPainter.paint ( Graphics gfx )

Repaints the text.

Parameters:

g The graphics context

void aplp.TextAreaPainter.paintBracketHighlight ( Graphics gfx,

int line,

int y

) [protected]

void aplp.TextAreaPainter.paintCaret ( Graphics gfx,

int line,

int y

) [protected]

void aplp.TextAreaPainter.paintHighlight ( Graphics gfx,

int line,

int y

) [protected]

void aplp.TextAreaPainter.paintLine ( Graphics gfx,

TokenMarker tokenMarker,

int line,

int x

) [protected]

void aplp.TextAreaPainter.paintLineHighlight ( Graphics gfx,

int line,

int y

) [protected]

void aplp.TextAreaPainter.paintPlainLine ( Graphics gfx,

int line,

Font defaultFont,

Color defaultColor,

int x,

int y

) [protected]

void aplp.TextAreaPainter.paintSyntaxLine ( Graphics gfx,

TokenMarker tokenMarker,

int line,

Font defaultFont,

Color defaultColor,

int x,

int y

) [protected]

final void aplp.TextAreaPainter.setBlockCaretEnabled ( boolean blockCaret )

Sets if the caret should be drawn as a block, false otherwise.

Parameters:

blockCaret True if the caret should be drawn as a block, false otherwise.

final void aplp.TextAreaPainter.setBracketHighlightColor ( Color bracketHighlightColor )

Sets the bracket highlight color.

Parameters:

bracketHighlightColor The bracket highlight color

final void aplp.TextAreaPainter.setBracketHighlightEnabled ( boolean bracketHighlight )

Enables or disables bracket highlighting. When bracket highlighting is enabled, the bracket matching the one before the caret (if any) is highlighted.

Parameters:

bracketHighlight True if bracket highlighting should be enabled, false otherwise

final void aplp.TextAreaPainter.setCaretColor ( Color caretColor )

Sets the caret color.

Parameters:

caretColor The caret color

final void aplp.TextAreaPainter.setEOLMarkerColor ( Color eolMarkerColor )

Sets the EOL marker color.

Parameters:

eolMarkerColor The EOL marker color

final void aplp.TextAreaPainter.setEOLMarkersPainted ( boolean eolMarkers )

Sets if EOL markers are to be drawn.

Parameters:

eolMarkers True if EOL markers should be drawn, false otherwise

void aplp.TextAreaPainter.setFont ( Font font )

Sets the font for this component. This is overridden to update the cached font metrics and to recalculate which lines are visible.

Parameters:

font The font

void aplp.TextAreaPainter.setInvalidLinesPainted ( boolean paintInvalid )

Sets if invalid lines are to be painted as red tildes.

Parameters:

paintInvalid True if invalid lines should be drawn, false otherwise

final void aplp.TextAreaPainter.setLineHighlightColor ( Color lineHighlightColor )

Sets the line highlight color.

Parameters:

lineHighlightColor The line highlight color

final void aplp.TextAreaPainter.setLineHighlightEnabled ( boolean lineHighlight )

Enables or disables current line highlighting.

Parameters:

lineHighlight True if current line highlight should be enabled, false otherwise

final void aplp.TextAreaPainter.setSelectionColor ( Color selectionColor )

Sets the selection color.

Parameters:

selectionColor The selection color

final void aplp.TextAreaPainter.setStyles ( SyntaxStyle[] styles )

Sets the syntax styles used to paint colorized text. Entry n will be used to paint tokens with id = n.

Parameters:

styles The syntax styles

See also:
org.gjt.sp.jedit.syntax.Token