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 *******************************************************************************/
12 package org.simantics.g2d.diagram.handler;
14 import java.util.Collection;
16 import org.simantics.g2d.diagram.IDiagram;
17 import org.simantics.g2d.diagram.handler.impl.PickContextImpl;
18 import org.simantics.g2d.element.IElement;
19 import org.simantics.g2d.element.handler.InternalSize;
20 import org.simantics.g2d.element.handler.Outline;
21 import org.simantics.g2d.element.handler.Pick;
24 * Pick process is the following:
25 * 1) Rough estimation with {@link InternalSize}
26 * 2) use {@link Pick} if implementations exist
27 * 3) if pick doesn't exist, use {@link Outline} if implementations exist
29 * @see {@link PickContextImpl} Implementation
30 * @author Toni Kalajainen
32 public interface PickContext extends DiagramHandler {
35 * Make a pick to the diagram.
36 * Result content is added in z-order starting from the bottom.
46 Collection<IElement> result);