Revision 28 org.gvsig.sextante/trunk/org.gvsig.sextante.app/org.gvsig.sextante.app.algorithm/org.gvsig.sextante.app.algorithm.convexhull/src/main/java/org/gvsig/sextante/app/algorithm/convexhull/ConvexHullAlgorithm.java
| ConvexHullAlgorithm.java | ||
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import java.util.Iterator; |
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import java.util.List; |
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import org.gvsig.fmap.dal.DataSet; |
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import org.gvsig.fmap.dal.exception.DataException; |
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import org.gvsig.fmap.dal.feature.DisposableIterator; |
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import org.gvsig.fmap.dal.feature.Feature; |
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import org.gvsig.fmap.dal.feature.FeatureSet; |
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import org.gvsig.fmap.dal.feature.FeatureStore; |
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import org.gvsig.fmap.dal.feature.impl.DefaultFeatureSelection; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.util.Converter; |
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import org.gvsig.sextante.app.algorithm.base.panel.AlgorithmOutputPanel; |
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import org.gvsig.sextante.app.extension.core.gvVectorLayer; |
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import es.unex.sextante.core.GeoAlgorithm; |
| ... | ... | |
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* @author Nacho Brodin (nachobrodin@gmail.com) |
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*/ |
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public class ConvexHullAlgorithm extends GeoAlgorithm {
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public static final String LAYER = "LAYER"; |
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public static final String RESULT = "RESULT"; |
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public static final String LAYER = "LAYER"; |
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public static final String RESULT = "RESULT"; |
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public static final String CHECK = "CHECK"; |
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public void defineCharacteristics(){
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setName(Sextante.getText("Convex Hull"));
|
| ... | ... | |
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true); |
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addOutputVectorLayer(RESULT, |
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Sextante.getText("ConvexHull"),
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OutputVectorLayer.SHAPE_TYPE_UNDEFINED); |
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setExternalParameters((Object)new ConvexHullOutputPanel()); |
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OutputVectorLayer.SHAPE_TYPE_POLYGON); |
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m_Parameters.addBoolean(CHECK, Sextante.getText("Selected_geometries"), false);
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setExternalParameters((Object)new AlgorithmOutputPanel()); |
|
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} catch (RepeatedParameterNameException e) {
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Sextante.addErrorToLog(e); |
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} |
| ... | ... | |
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@SuppressWarnings("unchecked")
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public boolean processAlgorithm() throws GeoAlgorithmExecutionException {
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IVectorLayer input = m_Parameters.getParameterValueAsVectorLayer(LAYER); |
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boolean selectedGeom = m_Parameters.getParameter(CHECK).getParameterValueAsBoolean(); |
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|
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FeatureStore store = null; |
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|
| ... | ... | |
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FeatureSet features = null; |
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try {
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features = store.getFeatureSet(); |
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DisposableIterator it = features.iterator(); |
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|
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DisposableIterator it = null; |
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if(selectedGeom) {
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DataSet ds = store.getSelection(); |
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it = ((DefaultFeatureSelection)ds).iterator(); |
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} else |
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it = features.iterator(); |
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while( it.hasNext() ) {
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Feature feature = (Feature)it.next(); |
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List geomList = feature.getGeometries(); |
| ... | ... | |
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Class [] types = {Integer.class};
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IVectorLayer output = getNewVectorLayer(RESULT, |
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Sextante.getText("ConvexHull"),
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input.getShapeType(), types, sNames);
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OutputVectorLayer.SHAPE_TYPE_POLYGON, types, sNames);
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output.addFeature(Converter.geometryToJts(g), new Object[]{new Integer(0)});
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it.dispose(); |
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} catch (DataException e) {
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