update code and new tag color
[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpeclipse / editors / NonRuleBasedDamagerRepairer.java
diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/editors/NonRuleBasedDamagerRepairer.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/editors/NonRuleBasedDamagerRepairer.java
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index b4e077b..0000000
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@@ -1,138 +0,0 @@
-package net.sourceforge.phpeclipse.editors;
-
-import org.eclipse.jface.text.BadLocationException;
-import org.eclipse.jface.text.DocumentEvent;
-import org.eclipse.jface.text.IDocument;
-import org.eclipse.jface.text.IRegion;
-import org.eclipse.jface.text.ITypedRegion;
-import org.eclipse.jface.text.Region;
-import org.eclipse.jface.text.TextAttribute;
-import org.eclipse.jface.text.TextPresentation;
-import org.eclipse.jface.text.presentation.IPresentationDamager;
-import org.eclipse.jface.text.presentation.IPresentationRepairer;
-import org.eclipse.jface.util.Assert;
-import org.eclipse.swt.custom.StyleRange;
-
-public class NonRuleBasedDamagerRepairer
-       implements IPresentationDamager, IPresentationRepairer {
-
-       /** The document this object works on */
-       protected IDocument fDocument;
-       /** The default text attribute if non is returned as data by the current token */
-       protected TextAttribute fDefaultTextAttribute;
-
-       /**
-        * Constructor for NonRuleBasedDamagerRepairer.
-        */
-       public NonRuleBasedDamagerRepairer(TextAttribute defaultTextAttribute) {
-               Assert.isNotNull(defaultTextAttribute);
-
-               fDefaultTextAttribute = defaultTextAttribute;
-       }
-
-       /**
-        * @see IPresentationRepairer#setDocument(IDocument)
-        */
-       public void setDocument(IDocument document) {
-               fDocument = document;
-       }
-
-       /**
-        * Returns the end offset of the line that contains the specified offset or
-        * if the offset is inside a line delimiter, the end offset of the next line.
-        *
-        * @param offset the offset whose line end offset must be computed
-        * @return the line end offset for the given offset
-        * @exception BadLocationException if offset is invalid in the current document
-        */
-       protected int endOfLineOf(int offset) throws BadLocationException {
-
-               IRegion info = fDocument.getLineInformationOfOffset(offset);
-               if (offset <= info.getOffset() + info.getLength())
-                       return info.getOffset() + info.getLength();
-
-               int line = fDocument.getLineOfOffset(offset);
-               try {
-                       info = fDocument.getLineInformation(line + 1);
-                       return info.getOffset() + info.getLength();
-               } catch (BadLocationException x) {
-                       return fDocument.getLength();
-               }
-       }
-
-       /**
-        * @see IPresentationDamager#getDamageRegion(ITypedRegion, DocumentEvent, boolean)
-        */
-       public IRegion getDamageRegion(
-               ITypedRegion partition,
-               DocumentEvent event,
-               boolean documentPartitioningChanged) {
-               if (!documentPartitioningChanged) {
-                       try {
-
-                               IRegion info =
-                                       fDocument.getLineInformationOfOffset(event.getOffset());
-                               int start = Math.max(partition.getOffset(), info.getOffset());
-
-                               int end =
-                                       event.getOffset()
-                                               + (event.getText() == null
-                                                       ? event.getLength()
-                                                       : event.getText().length());
-
-                               if (info.getOffset() <= end
-                                       && end <= info.getOffset() + info.getLength()) {
-                                       // optimize the case of the same line
-                                       end = info.getOffset() + info.getLength();
-                               } else
-                                       end = endOfLineOf(end);
-
-                               end =
-                                       Math.min(
-                                               partition.getOffset() + partition.getLength(),
-                                               end);
-                               return new Region(start, end - start);
-
-                       } catch (BadLocationException x) {
-                       }
-               }
-
-               return partition;
-       }
-
-       /**
-        * @see IPresentationRepairer#createPresentation(TextPresentation, ITypedRegion)
-        */
-       public void createPresentation(
-               TextPresentation presentation,
-               ITypedRegion region) {
-               addRange(
-                       presentation,
-                       region.getOffset(),
-                       region.getLength(),
-                       fDefaultTextAttribute);
-       }
-
-       /**
-        * Adds style information to the given text presentation.
-        *
-        * @param presentation the text presentation to be extended
-        * @param offset the offset of the range to be styled
-        * @param length the length of the range to be styled
-        * @param attr the attribute describing the style of the range to be styled
-        */
-       protected void addRange(
-               TextPresentation presentation,
-               int offset,
-               int length,
-               TextAttribute attr) {
-               if (attr != null)
-                       presentation.addStyleRange(
-                               new StyleRange(
-                                       offset,
-                                       length,
-                                       attr.getForeground(),
-                                       attr.getBackground(),
-                                       attr.getStyle()));
-       }
-}
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