root / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / drivers / shp / SHPSHXFromGeometries.java @ 2196
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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.drivers.shp; |
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import com.iver.cit.gvsig.fmap.core.FShape; |
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import com.iver.cit.gvsig.fmap.core.IGeometry; |
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import com.iver.cit.gvsig.fmap.core.v02.FConstant; |
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import com.iver.cit.gvsig.fmap.drivers.shp.write.SHPFileWrite; |
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import com.iver.cit.gvsig.fmap.drivers.shp.write.ShapefileException; |
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import java.io.File; |
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import java.io.IOException; |
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import java.io.RandomAccessFile; |
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import java.net.MalformedURLException; |
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import java.nio.channels.FileChannel; |
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import java.nio.channels.WritableByteChannel; |
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/**
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* DOCUMENT ME!
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*
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* @author Vicente Caballero Navarro
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*/
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public class SHPSHXFromGeometries { |
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private IGeometry[] geometries = null; |
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private String shpPath; |
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private String shxPath; |
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private int temp = 0; |
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private int type; |
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/**
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* Crea un nuevo SHPSHXFromGeometries.
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*
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* @param geometries DOCUMENT ME!
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* @param file DOCUMENT ME!
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*/
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public SHPSHXFromGeometries(IGeometry[] geometries, File file) { |
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this.geometries = geometries;
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setFile(file); |
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} |
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//private FBitSet bitset = null;
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//private int num = 0;
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/**
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* DOCUMENT ME!
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*
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* @param f DOCUMENT ME!
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*/
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private void setFile(File f) { |
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shpPath = f.getAbsolutePath(); |
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String strFichshx = f.getAbsolutePath().replaceAll("\\.shp", ".shx"); |
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shxPath = strFichshx.replaceAll("\\.SHP", ".SHX"); |
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} |
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/**
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* DOCUMENT ME!
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*/
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/*public void setType(int i) {
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type = i;
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}
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*/
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/**
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* Finaliza el visitor.
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*/
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public void create() { |
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SHPFileWrite filewrite; |
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try {
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filewrite = new SHPFileWrite((FileChannel) getWriteChannel(shpPath), |
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(FileChannel) getWriteChannel(shxPath));
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if (geometries.length > 0) { |
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type = getTypeShape(geometries[0].getGeometryType());
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filewrite.write(geometries, type); |
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} |
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} catch (ShapefileException e1) {
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e1.printStackTrace(); |
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} catch (MalformedURLException e) { |
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e.printStackTrace(); |
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} catch (IOException e) { |
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e.printStackTrace(); |
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} |
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System.out.println("Acabado SHP y SHX"); |
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} |
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/**
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* DOCUMENT ME!
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*
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* @param path DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*
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* @throws IOException DOCUMENT ME!
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*/
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private WritableByteChannel getWriteChannel(String path) |
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throws IOException { |
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WritableByteChannel channel;
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File f = new File(path); |
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if (!f.exists()) {
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System.out.println("Creando fichero " + f.getAbsolutePath()); |
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if (!f.createNewFile()) {
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System.err.print("Error al crear el fichero " + |
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f.getAbsolutePath()); |
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throw new IOException("Cannot create file " + f); |
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} |
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} |
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RandomAccessFile raf = new RandomAccessFile(f, "rw"); |
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channel = raf.getChannel(); |
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return channel;
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} |
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/**
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* DOCUMENT ME!
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*
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* @param geometryType DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*/
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private int getTypeShape(int geometryType) { |
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if (geometryType>=FShape.Z){
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switch (geometryType - FShape.Z) {
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case (FShape.POINT):
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return FConstant.SHAPE_TYPE_POINTZ;
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case (FShape.LINE):
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return FConstant.SHAPE_TYPE_POLYLINEZ;
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case FShape.POLYGON:
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return FConstant.SHAPE_TYPE_POLYGONZ;
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case FShape.MULTIPOINT:
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return FConstant.SHAPE_TYPE_MULTIPOINTZ; //TODO falta aclarar cosas aqu?. |
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} |
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}else{
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switch (geometryType) {
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case FShape.POINT:
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return FConstant.SHAPE_TYPE_POINT;
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case FShape.LINE:
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return FConstant.SHAPE_TYPE_POLYLINE;
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case FShape.POLYGON:
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return FConstant.SHAPE_TYPE_POLYGON;
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case FShape.MULTIPOINT:
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return FConstant.SHAPE_TYPE_MULTIPOINT; //TODO falta aclarar cosas aqu?. |
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} |
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} |
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return FConstant.SHAPE_TYPE_NULL;
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} |
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} |