001 //$HeadURL: svn+ssh://rbezema@svn.wald.intevation.org/deegree/base/tags/2.1/src/org/deegree/model/crs/IGeoTransformer.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 53177 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 package org.deegree.model.crs;
044
045 import javax.media.jai.Interpolation;
046
047 import org.deegree.model.coverage.grid.AbstractGridCoverage;
048 import org.deegree.model.coverage.grid.GridCoverage;
049 import org.deegree.model.feature.Feature;
050 import org.deegree.model.feature.FeatureCollection;
051 import org.deegree.model.spatialschema.Envelope;
052 import org.deegree.model.spatialschema.Geometry;
053 import org.deegree.model.spatialschema.GeometryException;
054
055 /**
056 *
057 *
058 *
059 * @version $Revision: 7744 $
060 * @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
061 * @author last edited by: $Author: jwanhoff $
062 *
063 * @version 1.0. $Revision: 7744 $, $Date: 2007-07-10 13:18:16 +0200 (Di, 10 Jul 2007) $
064 *
065 * @since 2.0
066 */
067 public interface IGeoTransformer {
068
069 /**
070 * transforms the coodinates of a deegree geometry to the target coordinate reference system.
071 */
072 public abstract Geometry transform( Geometry geo )
073 throws CRSTransformationException, CRSException;
074
075 /**
076 * transfroms a <tt>Envelope</tt> to the target crs of the <tt>GeoTransformer</tt> instance
077 *
078 * @param envelope
079 * @param sourceCRS
080 * CRS of the envelope
081 * @return
082 * @throws CRSTransformationException
083 * @throws CRSException
084 */
085 public abstract Envelope transform( Envelope envelope, String sourceCRS )
086 throws CRSTransformationException, CRSException;
087
088 /**
089 * transfroms a <tt>Envelope</tt> to the target crs of the <tt>GeoTransformer</tt> instance
090 *
091 * @param envelope
092 * @param sourceCRS
093 * CRS of the envelope
094 * @return
095 * @throws CRSTransformationException
096 * @throws CRSException
097 */
098 public abstract Envelope transform( Envelope envelope,
099 org.deegree.model.crs.CoordinateSystem sourceCRS )
100 throws CRSTransformationException, CRSException;
101
102 /**
103 * transforms all geometries contained within the passed
104 *
105 * @see FeatureCollection into the target CRS of a GeoTransformer instance
106 *
107 * @param fc
108 * @return the transformed geometries in the Featurecollection
109 * @throws GeometryException
110 * @throws CRSTransformationException
111 */
112 public abstract FeatureCollection transform( FeatureCollection fc )
113 throws CRSTransformationException, CRSException, GeometryException;
114
115 /**
116 * transforms all geometries contained within the passed
117 *
118 * @see Feature into the target CRS of a GeoTransformer instance
119 *
120 * @param feature
121 * @return the transformed geometries in the given Feauture.
122 * @throws GeometryException
123 * @throws CRSTransformationException
124 */
125 public abstract Feature transform( Feature feature )
126 throws CRSTransformationException, CRSException, GeometryException;
127
128 /**
129 * transforms a GridCoverage into another coordinate reference system.
130 *
131 * @param coverage
132 * grid coverage to transform
133 * @param refPointsGridSize
134 * size of the grid used to calculate polynoms coefficients. E.g. 2 -≶ 4 points, 3
135 * -≶ 9 points ...<br>
136 * Must be ≶= 2. Accuracy of coefficients increase with size of the grid. Speed
137 * decreases with size of the grid.
138 * @param degree
139 * The degree of the polynomial is supplied as an argument.
140 * @param interpolation
141 * interpolation method for warping the passed coverage. Can be <code>null</code>.
142 * In this case 'Nearest Neighbor' will be used as default
143 * @return
144 */
145 public abstract GridCoverage transform( AbstractGridCoverage coverage, int refPointsGridSize,
146 int degree, Interpolation interpolation )
147 throws CRSTransformationException, CRSException;
148
149 }