/*
* JOSMng - a Java Open Street Map editor, the next generation.
*
* Copyright (C) 2008 Petr Nejedly
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
package org.openstreetmap.josm.data.osm;
import java.util.Collection;
/**
* A listener listening for all DataSet changes.
* INCOMPLETE (missing relation-related events)!
*
* @author nenik
*/
public interface DataSetListener {
/**
* A bunch of primitives were added into the DataSet, or existing
* deleted/invisible primitives were resurrected.
*
* @param added A collection of newly-visible primitives
*/
void primtivesAdded(Collection extends OsmPrimitive> added);
/**
* A bunch of primitives were removed from the DataSet, or preexisting
* primitives were marked as deleted.
*
* @param removed A collection of newly-invisible primitives
*/
void primtivesRemoved(Collection extends OsmPrimitive> removed);
/**
* There was some change in the tag set of a primitive. It can have been
* a tag addition, tag removal or change in tag value.
*
* @param prim the primitive, whose tags were affected.
*/
void tagsChanged(OsmPrimitive prim);
/**
* A node's coordinates were modified.
* @param node The node that was moved.
*/
void nodeMoved(Node node);
/**
* A way's node list was changed.
* @param way The way that was modified.
*/
void wayNodesChanged(Way way);
/**
* A relation's members have changed.
* @param relation The relation that was modified.
*/
void relationMembersChanged(Relation r);
/**
* Called after big changes in dataset. Usually other events are stopped using Dataset.beginUpdate() and
* after operation is completed (Dataset.endUpdate()), {@link #dataChanged()} is called.
*/
void dataChanged();
}