/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2007-2008, 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.coverageio.jp2k;
import java.awt.Rectangle;
import java.awt.geom.AffineTransform;
import java.io.File;
import java.io.FileNotFoundException;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.geotools.coverage.grid.GridGeometry2D;
import org.geotools.coverageio.jp2k.JP2KFormat;
import org.geotools.coverageio.jp2k.JP2KReader;
import org.geotools.coverageio.jp2k.RasterLayerRequest;
import org.geotools.coverageio.jp2k.RasterManager;
import org.geotools.geometry.GeneralEnvelope;
import org.geotools.test.TestData;
import org.junit.Test;
import org.opengis.parameter.GeneralParameterValue;
import org.opengis.parameter.ParameterValue;
/**
* @author Daniele Romagnoli, GeoSolutions
* @author Simone Giannecchini (simboss), GeoSolutions
*
* Testing {@link RasterLayerRequest}
*
*
* @source $URL: http://svn.osgeo.org/geotools/trunk/modules/plugin/jp2k/src/test/java/org/geotools/coverageio/jp2k/RasterLayerRequesTest.java $
*/
public final class RasterLayerRequesTest extends BaseJP2K {
private final static Logger LOGGER = org.geotools.util.logging.Logging.getLogger(RasterLayerRequesTest.class);
/**
* Creates a new instance of GranuleTest
*
* @param name
*/
public RasterLayerRequesTest() {
}
@Test
public void testRequest() throws Exception {
if (!testingEnabled()) {
return;
}
File file = null;
try{
file = TestData.file(this, "sample.jp2");
}catch (FileNotFoundException fnfe){
LOGGER.warning("test-data not found: sample.jp2 \nTests are skipped");
return;
}
final JP2KReader reader = new JP2KReader(file);
final GeneralEnvelope envelope = reader.getOriginalEnvelope();
final RasterManager manager = new RasterManager(reader);
final ParameterValue<GridGeometry2D> gg = JP2KFormat.READ_GRIDGEOMETRY2D.createValue();
final ParameterValue<Boolean> useJAI = JP2KFormat.USE_JAI_IMAGEREAD.createValue();
useJAI.setValue(false);
gg.setValue(new GridGeometry2D(reader.getOriginalGridRange(), envelope));
final GeneralParameterValue[] params = new GeneralParameterValue[] { gg, useJAI};
final RasterLayerRequest request = new RasterLayerRequest(params, manager);
final Rectangle area = request.getDestinationRasterArea();
assertEquals(area.width, 400);
assertEquals(area.height, 200);
final AffineTransform g2w = request.getRequestedGridToWorld();
assertEquals(g2w.getScaleX(), 0.9, DELTA);
assertEquals(g2w.getScaleY(), -0.9, DELTA);
assertEquals(g2w.getTranslateX(), -179.55, DELTA);
assertEquals(g2w.getTranslateY(), 89.55, DELTA);
final String requestS = request.toString();
if (TestData.isInteractiveTest()){
if (LOGGER.isLoggable(Level.INFO))
LOGGER.info(requestS);
}
}
}