| /******************************************************************************* |
| * Copyright (c) 2007 Borland Software Corporation |
| * |
| * 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: |
| * Borland Software Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.m2m.internal.qvt.oml.editor.ui; |
| |
| import org.eclipse.jface.text.BadLocationException; |
| import org.eclipse.jface.text.IDocument; |
| import org.eclipse.jface.text.IRegion; |
| import org.eclipse.jface.text.Position; |
| import org.eclipse.jface.text.Region; |
| import org.eclipse.jface.text.source.projection.IProjectionPosition; |
| |
| /** |
| * @author vrepeshko |
| */ |
| public class QvtPosition extends Position implements IProjectionPosition { |
| |
| public QvtPosition(int offset, int length) { |
| super(offset, length); |
| } |
| |
| public int computeCaptionOffset(IDocument document) throws BadLocationException { |
| return 0; |
| } |
| |
| public IRegion[] computeProjectionRegions(IDocument document) throws BadLocationException { |
| int firstLine = document.getLineOfOffset(getOffset()); |
| int lastLine = document.getLineOfOffset(getOffset() + getLength()); |
| |
| if (firstLine < lastLine) { |
| int postOffset = document.getLineOffset(firstLine + 1); |
| return new IRegion[] { new Region(postOffset, getOffset() + getLength() - postOffset) }; |
| } |
| |
| return null; |
| } |
| |
| } |