001 //$HeadURL: svn+ssh://rbezema@svn.wald.intevation.org/deegree/base/tags/2.1/src/org/deegree/model/spatialschema/OrientablePrimitive.java $
002 /*---------------- FILE HEADER ------------------------------------------
003
004 This file is part of deegree.
005 Copyright (C) 2001-2007 by:
006 EXSE, Department of Geography, University of Bonn
007 http://www.giub.uni-bonn.de/deegree/
008 lat/lon GmbH
009 http://www.lat-lon.de
010
011 This library is free software; you can redistribute it and/or
012 modify it under the terms of the GNU Lesser General Public
013 License as published by the Free Software Foundation; either
014 version 2.1 of the License, or (at your option) any later version.
015
016 This library is distributed in the hope that it will be useful,
017 but WITHOUT ANY WARRANTY; without even the implied warranty of
018 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
019 Lesser General Public License for more details.
020
021 You should have received a copy of the GNU Lesser General Public
022 License along with this library; if not, write to the Free Software
023 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
024
025 Contact:
026
027 Andreas Poth
028 lat/lon GmbH
029 Aennchenstr. 19
030 53115 Bonn
031 Germany
032 E-Mail: poth@lat-lon.de
033
034 Prof. Dr. Klaus Greve
035 Department of Geography
036 University of Bonn
037 Meckenheimer Allee 166
038 53115 Bonn
039 Germany
040 E-Mail: greve@giub.uni-bonn.de
041
042
043 ---------------------------------------------------------------------------*/
044
045 package org.deegree.model.spatialschema;
046
047 /**
048 * The basic interface for orientated two dimensional geometries.
049 *
050 *
051 * @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
052 * @author last edited by: $Author: apoth $
053 *
054 * @version. $Revision: 6704 $, $Date: 2007-04-26 21:43:13 +0200 (Do, 26 Apr 2007) $
055 */
056 public interface OrientablePrimitive extends Primitive {
057
058 /**
059 * returns the orientation of a curve
060 *
061 * @return curve orientation ('+'|'-')
062 *
063 */
064 char getOrientation();
065
066 /**
067 * sets the curves orientation
068 *
069 * @param orientation orientation of the curve ('+'|'-')
070 *
071 * @exception GeometryException will be thrown if orientation is invalid
072 *
073 */
074 void setOrientation(char orientation) throws GeometryException;
075
076
077 }