1 /*******************************************************************************
2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
4 * All rights reserved. This program and the accompanying materials
5 * are made available under the terms of the Eclipse Public License v1.0
6 * which accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
14 * @author Toni Kalajainen
16 package org.simantics.g2d.dnd;
18 import java.awt.geom.Point2D;
20 import org.simantics.utils.datastructures.context.IContext;
21 import org.simantics.utils.datastructures.hints.IHintContext;
24 * A context that follows throughout a DnD process.
26 * {@link DragPainter} paints any items added to the context.
27 * Implementations of {@link IDropTargetParticipant} take part in building IDnDContext.
29 * @author Toni Kalajainen <toni.kalajainen@vtt.fi>
31 public interface IDnDContext extends IContext<IDragItem> {
33 IHintContext getHints();
35 Point2D getItemPosition(IDragItem item);
36 void setItemPosition(IDragItem item, Point2D pos);