root / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / edition / rules / RulePolygon.java @ 5893
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package com.iver.cit.gvsig.fmap.edition.rules; |
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import com.iver.cit.gvsig.fmap.core.GeneralPathX; |
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import com.iver.cit.gvsig.fmap.core.IFeature; |
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import com.iver.cit.gvsig.fmap.core.IGeometry; |
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import com.iver.cit.gvsig.fmap.core.IRow; |
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import com.iver.cit.gvsig.fmap.core.ShapeFactory; |
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/**
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* @author fjp
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*
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* Si le llega un punto, no pasa.
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* Si le llega una l?nea cerrada, la convierte en pol?gono y pasa.
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*/
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public class RulePolygon extends AbstractRule { |
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public boolean validate(IRow row) { |
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IFeature feat = (IFeature) row; |
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IGeometry geom = feat.getGeometry(); |
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GeneralPathX gp = new GeneralPathX();
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gp.append(geom.getPathIterator(null), true); |
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if (gp.isClosed())
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{
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gp.ensureOrientation(false); // Poligono exterior. |
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geom = ShapeFactory.createPolygon2D(gp); |
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feat.setGeometry(geom); |
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return true; |
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} |
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return false; |
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} |
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} |
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