/*
* 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.linesrasterizer;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSLINESRASTERIZER_AUTHORCONTACTS;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSLINESRASTERIZER_AUTHORNAMES;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSLINESRASTERIZER_DESCRIPTION;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSLINESRASTERIZER_DOCUMENTATION;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSLINESRASTERIZER_KEYWORDS;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSLINESRASTERIZER_LABEL;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSLINESRASTERIZER_LICENSE;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSLINESRASTERIZER_NAME;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSLINESRASTERIZER_STATUS;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSLINESRASTERIZER_F_CAT_DESCRIPTION;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSLINESRASTERIZER_IN_VECTOR_DESCRIPTION;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSLINESRASTERIZER_OUT_RASTER_DESCRIPTION;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSLINESRASTERIZER_P_CAT_DESCRIPTION;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSLINESRASTERIZER_P_COLS_DESCRIPTION;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSLINESRASTERIZER_P_EAST_DESCRIPTION;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSLINESRASTERIZER_P_NORTH_DESCRIPTION;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSLINESRASTERIZER_P_ROWS_DESCRIPTION;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSLINESRASTERIZER_P_SOUTH_DESCRIPTION;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSLINESRASTERIZER_P_WEST_DESCRIPTION;
import static org.jgrasstools.gears.utils.coverage.CoverageUtilities.gridGeometryFromRegionValues;
import java.awt.image.WritableRaster;
import java.util.List;
import javax.media.jai.iterator.RandomIterFactory;
import javax.media.jai.iterator.WritableRandomIter;
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.GridCoordinates2D;
import org.geotools.coverage.grid.GridCoverage2D;
import org.geotools.coverage.grid.GridGeometry2D;
import org.geotools.data.simple.SimpleFeatureCollection;
import org.geotools.geometry.DirectPosition2D;
import org.jgrasstools.gears.libs.exceptions.ModelsIllegalargumentException;
import org.jgrasstools.gears.libs.exceptions.ModelsRuntimeException;
import org.jgrasstools.gears.libs.modules.JGTConstants;
import org.jgrasstools.gears.libs.modules.JGTModel;
import org.jgrasstools.gears.utils.RegionMap;
import org.jgrasstools.gears.utils.coverage.CoverageUtilities;
import org.jgrasstools.gears.utils.features.FeatureMate;
import org.jgrasstools.gears.utils.features.FeatureUtilities;
import org.jgrasstools.gears.utils.geometry.EGeometryType;
import org.jgrasstools.gears.utils.geometry.GeometryUtilities;
import org.jgrasstools.gears.utils.math.NumericsUtilities;
import org.opengis.feature.simple.SimpleFeatureType;
import org.opengis.feature.type.GeometryType;
import org.opengis.referencing.crs.CoordinateReferenceSystem;
import com.vividsolutions.jts.geom.Coordinate;
import com.vividsolutions.jts.geom.Geometry;
import com.vividsolutions.jts.geom.LineString;
@Description(OMSLINESRASTERIZER_DESCRIPTION)
@Documentation(OMSLINESRASTERIZER_DOCUMENTATION)
@Author(name = OMSLINESRASTERIZER_AUTHORNAMES, contact = OMSLINESRASTERIZER_AUTHORCONTACTS)
@Keywords(OMSLINESRASTERIZER_KEYWORDS)
@Label(OMSLINESRASTERIZER_LABEL)
@Name(OMSLINESRASTERIZER_NAME)
@Status(OMSLINESRASTERIZER_STATUS)
@License(OMSLINESRASTERIZER_LICENSE)
public class OmsLinesRasterizer extends JGTModel {
@Description(OMSLINESRASTERIZER_IN_VECTOR_DESCRIPTION)
@In
public SimpleFeatureCollection inVector = null;
@Description(OMSLINESRASTERIZER_F_CAT_DESCRIPTION)
@In
public String fCat;
@Description(OMSLINESRASTERIZER_P_CAT_DESCRIPTION)
@In
public double pCat = 1.0;
@Description(OMSLINESRASTERIZER_P_NORTH_DESCRIPTION)
@UI(JGTConstants.PROCESS_NORTH_UI_HINT)
@In
public Double pNorth = null;
@Description(OMSLINESRASTERIZER_P_SOUTH_DESCRIPTION)
@UI(JGTConstants.PROCESS_SOUTH_UI_HINT)
@In
public Double pSouth = null;
@Description(OMSLINESRASTERIZER_P_WEST_DESCRIPTION)
@UI(JGTConstants.PROCESS_WEST_UI_HINT)
@In
public Double pWest = null;
@Description(OMSLINESRASTERIZER_P_EAST_DESCRIPTION)
@UI(JGTConstants.PROCESS_EAST_UI_HINT)
@In
public Double pEast = null;
@Description(OMSLINESRASTERIZER_P_ROWS_DESCRIPTION)
@UI(JGTConstants.PROCESS_ROWS_UI_HINT)
@In
public Integer pRows = null;
@Description(OMSLINESRASTERIZER_P_COLS_DESCRIPTION)
@UI(JGTConstants.PROCESS_COLS_UI_HINT)
@In
public Integer pCols = null;
@Description(OMSLINESRASTERIZER_OUT_RASTER_DESCRIPTION)
@Out
public GridCoverage2D outRaster;
@Execute
public void process() throws Exception {
checkNull(inVector);
if (pNorth == null || pSouth == null || pWest == null || pEast == null || pRows == null || pCols == null) {
throw new ModelsIllegalargumentException(
"It is necessary to supply all the information about the processing region. Did you set the boundaries and rows/cols?",
this, pm);
}
SimpleFeatureType schema = inVector.getSchema();
CoordinateReferenceSystem crs = schema.getCoordinateReferenceSystem();
GridGeometry2D inGrid = gridGeometryFromRegionValues(pNorth, pSouth, pEast, pWest, pCols, pRows, crs);
if (!EGeometryType.isLine(schema.getGeometryDescriptor())) {
throw new ModelsRuntimeException("The module works only with line vectors.", this);
}
RegionMap regionMap = CoverageUtilities.gridGeometry2RegionParamsMap(inGrid);
double n = regionMap.getNorth();
double s = regionMap.getSouth();
double e = regionMap.getEast();
double w = regionMap.getWest();
double xRes = regionMap.getXres();
double yRes = regionMap.getYres();
double step = Math.min(xRes, yRes);
WritableRaster outWR = CoverageUtilities.createDoubleWritableRaster(regionMap.getCols(), regionMap.getRows(), null, null,
JGTConstants.doubleNovalue);
WritableRandomIter outIter = RandomIterFactory.createWritable(outWR, null);
List<FeatureMate> matesList = FeatureUtilities.featureCollectionToMatesList(inVector);
pm.beginTask("Rasterizing lines...", matesList.size());
String fCatChecked = null;
for( FeatureMate featureMate : matesList ) {
Geometry geometry = featureMate.getGeometry();
for( int i = 0; i < geometry.getNumGeometries(); i++ ) {
Geometry geometryN = geometry.getGeometryN(i);
List<Coordinate> lineCoordinatesAtStep = GeometryUtilities.getCoordinatesAtInterval((LineString) geometryN, step,
true, -1, -1);
double cat;
if (fCat == null) {
cat = pCat;
} else {
if (fCatChecked == null) {
fCatChecked = FeatureUtilities.findAttributeName(featureMate.getFeature().getFeatureType(), fCat);
if (fCatChecked == null) {
throw new ModelsIllegalargumentException("Could not find an attribute named: " + fCat, this, pm);
}
}
cat = featureMate.getAttribute(fCat, Double.class);
}
for( Coordinate lineCoordinate : lineCoordinatesAtStep ) {
if (!NumericsUtilities.isBetween(lineCoordinate.x, w, e)
|| !NumericsUtilities.isBetween(lineCoordinate.y, s, n)) {
continue;
}
GridCoordinates2D onGrid = inGrid.worldToGrid(new DirectPosition2D(lineCoordinate.x, lineCoordinate.y));
outIter.setSample(onGrid.x, onGrid.y, 0, cat);
}
}
pm.worked(1);
}
pm.done();
outRaster = CoverageUtilities.buildCoverage("pointsraster", outWR, regionMap, inVector.getSchema()
.getCoordinateReferenceSystem());
}
}