--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/org.eclipse.jface.text/src/org/eclipse/jface/text/source/ILineDiffer.d	Sat Mar 14 18:23:29 2009 +0100
@@ -0,0 +1,156 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2006 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ * Port to the D programming language:
+ *     Frank Benoit <benoit@tionex.de>
+ *******************************************************************************/
+module org.eclipse.jface.text.source.ILineDiffer;
+
+import org.eclipse.jface.text.source.ISharedTextColors; // packageimport
+import org.eclipse.jface.text.source.ILineRange; // packageimport
+import org.eclipse.jface.text.source.IAnnotationPresentation; // packageimport
+import org.eclipse.jface.text.source.IVerticalRulerInfoExtension; // packageimport
+import org.eclipse.jface.text.source.ICharacterPairMatcher; // packageimport
+import org.eclipse.jface.text.source.TextInvocationContext; // packageimport
+import org.eclipse.jface.text.source.LineChangeHover; // packageimport
+import org.eclipse.jface.text.source.IChangeRulerColumn; // packageimport
+import org.eclipse.jface.text.source.IAnnotationMap; // packageimport
+import org.eclipse.jface.text.source.IAnnotationModelListenerExtension; // packageimport
+import org.eclipse.jface.text.source.ISourceViewerExtension2; // packageimport
+import org.eclipse.jface.text.source.IAnnotationHover; // packageimport
+import org.eclipse.jface.text.source.ContentAssistantFacade; // packageimport
+import org.eclipse.jface.text.source.IAnnotationAccess; // packageimport
+import org.eclipse.jface.text.source.IVerticalRulerExtension; // packageimport
+import org.eclipse.jface.text.source.IVerticalRulerColumn; // packageimport
+import org.eclipse.jface.text.source.LineNumberRulerColumn; // packageimport
+import org.eclipse.jface.text.source.MatchingCharacterPainter; // packageimport
+import org.eclipse.jface.text.source.IAnnotationModelExtension; // packageimport
+import org.eclipse.jface.text.source.ILineDifferExtension; // packageimport
+import org.eclipse.jface.text.source.DefaultCharacterPairMatcher; // packageimport
+import org.eclipse.jface.text.source.LineNumberChangeRulerColumn; // packageimport
+import org.eclipse.jface.text.source.IAnnotationAccessExtension; // packageimport
+import org.eclipse.jface.text.source.ISourceViewer; // packageimport
+import org.eclipse.jface.text.source.AnnotationModel; // packageimport
+import org.eclipse.jface.text.source.ILineDifferExtension2; // packageimport
+import org.eclipse.jface.text.source.IAnnotationModelListener; // packageimport
+import org.eclipse.jface.text.source.IVerticalRuler; // packageimport
+import org.eclipse.jface.text.source.DefaultAnnotationHover; // packageimport
+import org.eclipse.jface.text.source.SourceViewer; // packageimport
+import org.eclipse.jface.text.source.SourceViewerConfiguration; // packageimport
+import org.eclipse.jface.text.source.AnnotationBarHoverManager; // packageimport
+import org.eclipse.jface.text.source.CompositeRuler; // packageimport
+import org.eclipse.jface.text.source.ImageUtilities; // packageimport
+import org.eclipse.jface.text.source.VisualAnnotationModel; // packageimport
+import org.eclipse.jface.text.source.IAnnotationModel; // packageimport
+import org.eclipse.jface.text.source.ISourceViewerExtension3; // packageimport
+import org.eclipse.jface.text.source.ILineDiffInfo; // packageimport
+import org.eclipse.jface.text.source.VerticalRulerEvent; // packageimport
+import org.eclipse.jface.text.source.ChangeRulerColumn; // packageimport
+import org.eclipse.jface.text.source.AnnotationModelEvent; // packageimport
+import org.eclipse.jface.text.source.AnnotationColumn; // packageimport
+import org.eclipse.jface.text.source.AnnotationRulerColumn; // packageimport
+import org.eclipse.jface.text.source.IAnnotationHoverExtension; // packageimport
+import org.eclipse.jface.text.source.AbstractRulerColumn; // packageimport
+import org.eclipse.jface.text.source.ISourceViewerExtension; // packageimport
+import org.eclipse.jface.text.source.AnnotationMap; // packageimport
+import org.eclipse.jface.text.source.IVerticalRulerInfo; // packageimport
+import org.eclipse.jface.text.source.IAnnotationModelExtension2; // packageimport
+import org.eclipse.jface.text.source.LineRange; // packageimport
+import org.eclipse.jface.text.source.IAnnotationAccessExtension2; // packageimport
+import org.eclipse.jface.text.source.VerticalRuler; // packageimport
+import org.eclipse.jface.text.source.JFaceTextMessages; // packageimport
+import org.eclipse.jface.text.source.IOverviewRuler; // packageimport
+import org.eclipse.jface.text.source.Annotation; // packageimport
+import org.eclipse.jface.text.source.IVerticalRulerListener; // packageimport
+import org.eclipse.jface.text.source.ISourceViewerExtension4; // packageimport
+import org.eclipse.jface.text.source.AnnotationPainter; // packageimport
+import org.eclipse.jface.text.source.IAnnotationHoverExtension2; // packageimport
+import org.eclipse.jface.text.source.OverviewRuler; // packageimport
+import org.eclipse.jface.text.source.OverviewRulerHoverManager; // packageimport
+
+
+import java.lang.all;
+import java.util.Iterator;
+
+import org.eclipse.jface.text.BadLocationException;
+
+
+/**
+ * Protocol that allows direct access to line information. Usually, implementations will also
+ * implement <code>IAnnotationModel</code>, which only allows <code>Iterator</code> based access
+ * to annotations.
+ * <p>
+ * <code>ILineDiffer</code> also allows to revert any lines to their original
+ * contents as defined by the quick diff reference used by the receiver.
+ * </p>
+ * <p>
+ * This interface may be implemented by clients.
+ * </p>
+ * <p>
+ * In order to provide backward compatibility for clients of <code>ILineDiffer</code>, extension
+ * interfaces are used to provide a means of evolution. The following extension interface
+ * exists:
+ * <ul>
+ * <li> {@link ILineDifferExtension} (since version 3.1): introducing the concept
+ *      suspending and resuming an <code>ILineDiffer</code>.</li>
+ * <li> {@link ILineDifferExtension2} (since version 3.3): allowing to query the suspension state
+ * of an <code>ILineDiffer</code>.</li>
+ * </ul>
+ * </p>
+ *
+ * @since 3.0
+ */
+public interface ILineDiffer {
+
+    /**
+     * Determines the line state for line <code>line</code> in the targeted document.
+     *
+     * @param line the line to get diff information for
+     * @return the line information object for <code>line</code> or <code>null</code> if none
+     */
+    ILineDiffInfo getLineInfo(int line);
+
+    /**
+     * Reverts a single changed line to its original state, not touching any lines that
+     * are deleted at its borders.
+     *
+     * @param line the line number of the line to be restored.
+     * @throws BadLocationException if <code>line</code> is out of bounds.
+     */
+    void revertLine(int line) ;
+
+    /**
+     * Reverts a block of modified / added lines to their original state, including any deleted
+     * lines inside the block or at its borders. A block is considered to be a range of modified
+     * (e.g. changed, or added) lines.
+     *
+     * @param line any line in the block to be reverted.
+     * @throws BadLocationException if <code>line</code> is out of bounds.
+     */
+    void revertBlock(int line) ;
+
+    /**
+     * Reverts a range of lines to their original state, including any deleted
+     * lines inside the block or at its borders.
+     *
+     * @param line any line in the block to be reverted.
+     * @param nLines the number of lines to be reverted, must be &gt; 0.
+     * @throws BadLocationException if <code>line</code> is out of bounds.
+     */
+    void revertSelection(int line, int nLines) ;
+
+    /**
+     * Restores the deleted lines after <code>line</code>.
+     *
+     * @param line the deleted lines following this line number are restored.
+     * @return the number of restored lines.
+     * @throws BadLocationException if <code>line</code> is out of bounds.
+     */
+    int restoreAfterLine(int line) ;
+}