root / branches / v2_0_0_prep / libraries / libFMap_geometries / src / org / gvsig / fmap / geom / primitive / impl / Envelope2D.java @ 29097
History | View | Annotate | Download (2.16 KB)
| 1 |
/* gvSIG. Geographic Information System of the Valencian Government
|
|---|---|
| 2 |
*
|
| 3 |
* Copyright (C) 2007-2008 Infrastructures and Transports Department
|
| 4 |
* of the Valencian Government (CIT)
|
| 5 |
*
|
| 6 |
* This program is free software; you can redistribute it and/or
|
| 7 |
* modify it under the terms of the GNU General Public License
|
| 8 |
* as published by the Free Software Foundation; either version 2
|
| 9 |
* of the License, or (at your option) any later version.
|
| 10 |
*
|
| 11 |
* This program is distributed in the hope that it will be useful,
|
| 12 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
| 13 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
| 14 |
* GNU General Public License for more details.
|
| 15 |
*
|
| 16 |
* You should have received a copy of the GNU General Public License
|
| 17 |
* along with this program; if not, write to the Free Software
|
| 18 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
| 19 |
* MA 02110-1301, USA.
|
| 20 |
*
|
| 21 |
*/
|
| 22 |
|
| 23 |
/*
|
| 24 |
* AUTHORS (In addition to CIT):
|
| 25 |
* 2009 {Iver T.I.} {Task}
|
| 26 |
*/
|
| 27 |
|
| 28 |
package org.gvsig.fmap.geom.primitive.impl; |
| 29 |
|
| 30 |
import java.awt.geom.Rectangle2D; |
| 31 |
|
| 32 |
import org.cresques.cts.ICoordTrans; |
| 33 |
import org.gvsig.fmap.geom.primitive.Envelope; |
| 34 |
import org.gvsig.fmap.geom.primitive.Point; |
| 35 |
|
| 36 |
/**
|
| 37 |
* @author <a href="mailto:jpiera@gvsig.org">Jorge Piera</a>
|
| 38 |
*/
|
| 39 |
public class Envelope2D extends DefaultEnvelope{ |
| 40 |
|
| 41 |
public Envelope2D() {
|
| 42 |
super();
|
| 43 |
min = new Point2D(0, 0); |
| 44 |
max = new Point2D(0, 0); |
| 45 |
} |
| 46 |
|
| 47 |
public Envelope2D(Point min, Point max) { |
| 48 |
super(min, max);
|
| 49 |
} |
| 50 |
|
| 51 |
public Envelope2D(double minX,double minY,double maxX, double maxY){ |
| 52 |
this(new Point2D(minX, minY), new Point2D(maxX, maxY)); |
| 53 |
} |
| 54 |
|
| 55 |
/* (non-Javadoc)
|
| 56 |
* @see org.gvsig.fmap.geom.primitive.Envelope#getDimension()
|
| 57 |
*/
|
| 58 |
public int getDimension() { |
| 59 |
return 2; |
| 60 |
} |
| 61 |
|
| 62 |
/*
|
| 63 |
* (non-Javadoc)
|
| 64 |
* @see org.gvsig.fmap.geom.primitive.Envelope#convert(org.cresques.cts.ICoordTrans)
|
| 65 |
*/
|
| 66 |
public Envelope convert(ICoordTrans trans) {
|
| 67 |
if (this.getDimension() > 2) { |
| 68 |
return null; |
| 69 |
} |
| 70 |
Rectangle2D rect = new Rectangle2D.Double(this.getMinimum(0), this |
| 71 |
.getMinimum(1), this.getLength(0), this.getLength(1)); |
| 72 |
Rectangle2D rectDest = trans.convert(rect);
|
| 73 |
if (rectDest == null){ |
| 74 |
return null; |
| 75 |
} |
| 76 |
|
| 77 |
return new Envelope2D(min, max); |
| 78 |
} |
| 79 |
|
| 80 |
} |
| 81 |
|