/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2001-2008, Open Source Geospatial Foundation (OSGeo)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License.
*
* This library 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
* Lesser General Public License for more details.
*/
package org.geotools.referencing.operation.transform;
import org.opengis.referencing.operation.MathTransform;
import org.opengis.referencing.operation.MathTransform2D;
import org.opengis.referencing.operation.NoninvertibleTransformException;
/**
* Concatenated transform in which the resulting transform is two-dimensional.
*
* @since 2.0
* @source $URL$
* @version $Id$
* @author Martin Desruisseaux (IRD)
*/
final class ConcatenatedTransform2D extends ConcatenatedTransform implements MathTransform2D {
/**
* Serial number for interoperability with different versions.
*/
private static final long serialVersionUID = -7307709788564866500L;
/**
* Constructs a concatenated transform.
*/
public ConcatenatedTransform2D(final MathTransform transform1,
final MathTransform transform2)
{
super(transform1, transform2);
}
/**
* Checks if transforms are compatibles with this implementation.
*/
@Override
boolean isValid() {
return super.isValid() && getSourceDimensions()==2 && getTargetDimensions()==2;
}
/**
* Creates the inverse transform of this object.
*/
@Override
public MathTransform2D inverse() throws NoninvertibleTransformException {
return (MathTransform2D) super.inverse();
}
}