/*
* This file is part of JGrasstools (http://www.jgrasstools.org)
* (C) HydroloGIS - www.hydrologis.com
*
* JGrasstools is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.jgrasstools.gears.modules.r.rastercorrector;
import java.awt.image.RenderedImage;
import java.awt.image.WritableRaster;
import java.util.HashMap;
import oms3.annotations.Author;
import oms3.annotations.Description;
import oms3.annotations.Documentation;
import oms3.annotations.Execute;
import oms3.annotations.In;
import oms3.annotations.Keywords;
import oms3.annotations.Label;
import oms3.annotations.License;
import oms3.annotations.Name;
import oms3.annotations.Out;
import oms3.annotations.Status;
import oms3.annotations.UI;
import org.geotools.coverage.grid.GridCoverage2D;
import org.jgrasstools.gears.libs.exceptions.ModelsIllegalargumentException;
import org.jgrasstools.gears.libs.modules.JGTConstants;
import org.jgrasstools.gears.libs.modules.JGTModel;
import org.jgrasstools.gears.utils.coverage.CoverageUtilities;
import static org.jgrasstools.gears.i18n.GearsMessages.*;
@Description(OMSRASTERCORRECTOR_DESCRIPTION)
@Documentation(OMSRASTERCORRECTOR_DOCUMENTATION)
@Author(name = OMSRASTERCORRECTOR_AUTHORNAMES, contact = OMSRASTERCORRECTOR_AUTHORCONTACTS)
@Keywords(OMSRASTERCORRECTOR_KEYWORDS)
@Label(OMSRASTERCORRECTOR_LABEL)
@Name(OMSRASTERCORRECTOR_NAME)
@Status(OMSRASTERCORRECTOR_STATUS)
@License(OMSRASTERCORRECTOR_LICENSE)
public class OmsRasterCorrector extends JGTModel {
@Description(OMSRASTERCORRECTOR_IN_RASTER_DESCRIPTION)
@In
public GridCoverage2D inRaster;
@Description(OMSRASTERCORRECTOR_P_CORRECTIONS_DESCRIPTION)
@UI(JGTConstants.EASTINGNORTHING_UI_HINT)
@In
public String pCorrections;
@Description(OMSRASTERCORRECTOR_OUT_RASTER_DESCRIPTION)
@Out
public GridCoverage2D outRaster;
@Execute
public void process() throws Exception {
checkNull(inRaster, pCorrections);
String[] correctionSplit = pCorrections.split(","); //$NON-NLS-1$
if (correctionSplit.length % 3 != 0) {
throw new ModelsIllegalargumentException(
"the format of the correction values is: col1,row1,value1,col2,row2,value2...", this, pm);
}
RenderedImage inRI = inRaster.getRenderedImage();
WritableRaster outWR = CoverageUtilities.renderedImage2WritableRaster(inRI, false);
for( int i = 0; i < correctionSplit.length; i = i + 3 ) {
int col = Integer.parseInt(correctionSplit[i].trim());
int row = Integer.parseInt(correctionSplit[i + 1].trim());
double value = Double.parseDouble(correctionSplit[i + 2].trim());
outWR.setSample(col, row, 0, value);
}
HashMap<String, Double> regionMap = CoverageUtilities.getRegionParamsFromGridCoverage(inRaster);
outRaster = CoverageUtilities.buildCoverage("corrected", outWR, regionMap, inRaster.getCoordinateReferenceSystem());
}
}