org.eclipse.xtext.ui.editor.syntaxcoloring
Class MergingHighlightedPositionAcceptor

java.lang.Object
  org.eclipse.xtext.ui.editor.syntaxcoloring.MergingHighlightedPositionAcceptor

All Implemented Interfaces:

IHighlightedPositionAcceptor, ISemanticHighlightingCalculator

public class MergingHighlightedPositionAcceptor
extends java.lang.Object
implements IHighlightedPositionAcceptor, ISemanticHighlightingCalculator

Accepts a bunch of positions and creates a list of positions from them that do not overlap.

Author:

Sebastian Zarnekow - Initial contribution and API

Constructor Summary

MergingHighlightedPositionAcceptor(ISemanticHighlightingCalculator delegate)

Method Summary

void	addPosition(int offset, int length, java.lang.String... ids) Associates a text range with a style.
java.util.List<LightweightPosition>	getPositions()
void	mergePositions()
void	provideHighlightingFor(XtextResource resource, IHighlightedPositionAcceptor acceptor)

Methods inherited from class java.lang.Object

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

Constructor Detail

MergingHighlightedPositionAcceptor

public MergingHighlightedPositionAcceptor(ISemanticHighlightingCalculator delegate)

Method Detail

addPosition

public void addPosition(int offset,
                        int length,
                        java.lang.String... ids)

Description copied from interface: IHighlightedPositionAcceptor

Associates a text range with a style.

Specified by:

addPosition in interface IHighlightedPositionAcceptor

Parameters:

offset - the offset of the range.

length - the length of the range.

ids - the ids of the highlighting style, that should be applied.

provideHighlightingFor

public void provideHighlightingFor(XtextResource resource,
                                   IHighlightedPositionAcceptor acceptor)

Specified by:

provideHighlightingFor in interface ISemanticHighlightingCalculator

Parameters:

resource - the resource that will be highlighted. May be null in some rare cases.

acceptor - used to announce the mapping from text-range to the style's id. The acceptor will never be null.

mergePositions

public void mergePositions()

getPositions

public java.util.List<LightweightPosition> getPositions()