svn-gvsig-desktop / tags / v1_1_Build_1002 / libraries / libCq_CMS_praster / src / org / cresques / geo / cover / Coverage.java @ 12070
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/*
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* Cresques Mapping Suite. Graphic Library for constructing mapping applications.
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*
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* Copyright (C) 2004-5.
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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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* cresques@gmail.com
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*/
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package org.cresques.geo.cover; |
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import org.cresques.cts.ICoordTrans; |
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import org.cresques.cts.IProjection; |
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import org.cresques.cts.ProjectionPool; |
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import org.cresques.cts.gt2.CoordSys; |
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//import org.cresques.cts.gt2.CoordTrans;
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import org.cresques.geo.Projected; |
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import org.cresques.geo.Projection; |
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import org.cresques.geo.ReProjection; |
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import org.cresques.io.GeoRasterFile; |
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import org.cresques.px.*; |
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import org.cresques.ui.CQApp; |
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import java.awt.Color; |
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import java.io.File; |
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import java.io.FilenameFilter; |
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import java.util.ArrayList; |
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import java.util.Enumeration; |
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import java.util.Hashtable; |
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/**
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* Cobertura espacial
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*
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* @author "Luis W. Sevilla" <sevilla_lui@gva.es>
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*/
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public class Coverage implements Projected { |
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boolean debug = true; |
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/* protected FileSupport [] fSupport = {
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new FileSupport("ecw", EcwFile.class)
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};*/
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// Nombre de la cobertura
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protected String name = "Orto ICV 1:5.000"; |
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protected String fName = "cover"; |
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// Direcci?n raiz de los datos
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protected String dName = null; //"//sercart/cartografia/ortofotos/Orto_ICV/00009"; |
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protected int nLevels = 1; |
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protected String hojaPrefix = ""; |
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protected Hashtable hojas = null; |
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private Hashtable files = null; |
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protected PxObjList marcos;
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public Color color = null; |
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public Color fillColor = null; |
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protected boolean loadable = true; |
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private String fType = ""; |
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protected IProjection proj = null; |
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private boolean available = true; |
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public Coverage() {
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hojas = new Hashtable(); |
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files = new Hashtable(); |
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} |
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public String getName() { |
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return name;
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} |
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public Hashtable getHojas() { |
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return hojas;
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} |
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public IProjection getProjection() {
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return proj;
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} |
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public void setProjection(IProjection p) { |
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proj = p; |
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} |
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public void reProject(ICoordTrans rp) { |
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// TODO metodo reProject pendiente de implementar
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} |
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/**
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* Asigna el estado de disponibilidad.
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* Cuando una cobertura no esta disponible (la unidad est?
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* inactiva, no tiene ficheros, etc...) deber? ponerse a false.
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* Es true por defecto
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* @param av Disponibilidad.
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*/
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public void setAvailable(boolean av) { |
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available = av; |
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} |
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/**
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* Devuelve el estado de disponibilidad.
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* @return Disponibilidad.
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*/
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public boolean getAvailable() { |
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return available;
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} |
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/**
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* Especifica el tipo de los ficheros que forman la cobertura.
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* Es un string que ser? procesado por la aplicaci?n. La clase
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* Coverage no hace ning?n tratamiento de este valor.
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* @param fType Tipo de ficheros.
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*/
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public void setFileType(String fType) { |
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this.fType = fType;
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} |
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/**
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* Devuelve el tipo de fichero.
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* @return Tipo de fichero.
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*/
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public String getFileType() { |
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return fType;
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} |
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public void catalogue(String[] files) { |
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String hName = null; |
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for (int i = 0; i < files.length; i++) { |
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hName = hojaPrefix + files[i]; |
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hojas.put(hName, files[i]); |
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if (debug) {
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System.out.println("Coverage: hojas.put('" + hName + "'"); |
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} |
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} |
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} |
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public void catalogue() { |
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catalogue(dName); |
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} |
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/**
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* Hace el cat?logo a partir de la lista de ficheros.
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* @param files
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*/
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public void catalogueList(String[][] files) { |
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IProjection prj = proj; |
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String hName = null; |
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for (int i = 0; i < files.length; i++) { |
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if (files[i][2] != null) { |
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if (proj instanceof Projection) { |
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prj = (Projection) Projection.getProjectionByName(proj.getDatum(), |
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files[i][2]);
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} else if (proj instanceof CoordSys) { |
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prj = new ProjectionPool().get(files[i][2]); |
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} |
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} |
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hName = files[i][0];
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hojas.put(hName, new Hoja(prj, files[i][1], files[i][0])); |
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if (debug) {
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System.out.println("Coverage: hojas.put('" + hName + "'"); |
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} |
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} |
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} |
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/**
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* Hace el cat?logo recorriendo un directorio.
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* @param dName
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*/
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public void catalogue(String dName) { |
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System.out.println("Catalogando '" + dName + "' ..."); |
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File dir = new File(dName); |
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if (!dir.exists()) {
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System.err.println("Que dice que '" + dName + "'no existe"); |
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return;
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} |
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String[] files = dir.list(); |
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if (files != null) { |
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catalogue(files); |
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} |
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} |
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public IObjList[] loadMinuteo() { |
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IObjList[] minuteo = null; |
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return minuteo;
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} |
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public void saveMinuteo(IObjList[] minuteo) { |
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for (int i = 0; i < minuteo.length; i++) { |
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} |
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} |
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/**
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* Genera el minuteo, reproyectado.
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* @param targetProj proyeccion de destino
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* @return array de minuteos
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*/
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public IObjList[] generateMinuteo(IProjection targetProj) { |
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IObjList[] minuteo = loadMinuteo();
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if (minuteo != null) { |
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return minuteo;
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} |
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minuteo = new IObjList[nLevels];
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for (int i = 0; i < minuteo.length; i++) |
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minuteo[i] = new PxObjList();
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if (hojas.size() == 0) { |
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catalogue(this.dName);
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} |
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marcos = new PxObjList();
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IObjList layer = minuteo[0];
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IObjList layer1 = null;
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if (nLevels > 1) { |
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layer1 = minuteo[1];
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} |
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Enumeration enumeration = hojas.keys();
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String hName;
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String hCode;
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Hoja h; |
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Object obj = null; |
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while (enumeration.hasMoreElements()) {
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hName = (String) enumeration.nextElement();
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try {
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obj = hojas.get(hName); |
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if (obj instanceof String) { |
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hCode = (String) obj;
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generateMinuteoHoja(dName + "/" + hCode, hName, layer,
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layer1); |
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} else if (obj instanceof Hoja) { |
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h = (Hoja) obj; |
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generateMinuteoHoja(dName + "/" + h.getCode(), h, layer,
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layer1); |
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} |
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} catch (Exception e) { |
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// TODO Tengo que tratar los errores de una forma mejor.
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System.err.println("Error al cargar la hoja " + hName); |
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e.printStackTrace(); |
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} |
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} |
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saveMinuteo(minuteo); |
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//app.setCurrentMinuteo(layer);
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if (proj != targetProj) {
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ICoordTrans rp = null;
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if (proj instanceof Projection) { |
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rp = new ReProjection(((Projection) proj),
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((Projection) targetProj)); |
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} else if (proj instanceof CoordSys) { |
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//rp = new CoordTrans((CoordSys) proj, (CoordSys) targetProj);
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} |
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layer.reProject(rp); |
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if (layer1 != null) { |
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layer1.reProject(rp); |
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} |
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} |
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return minuteo;
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} |
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public void generateMinuteo(CQApp app, String lName, String lName1) { |
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PxLayer layer1 = null;
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if (color == null) { |
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color = new Color(64, 220, 64, 255); |
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} |
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if (fillColor == null) { |
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fillColor = new Color(128, 220, 128, 32); |
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} |
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if (hojas.size() == 0) { |
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catalogue(this.dName);
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} |
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marcos = new PxObjList();
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if (nLevels > 0) { |
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layer1 = app.createLayer(name + lName1, proj); |
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layer1.setColor(color); |
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layer1.setFillColor(fillColor); |
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} |
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PxLayer layer = app.createLayer(name + lName, proj); |
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layer.setColor(color); |
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layer.setFillColor(fillColor); |
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Enumeration enumeration = hojas.keys();
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String hName;
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String hCode;
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Hoja h; |
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Object obj = null; |
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while (enumeration.hasMoreElements()) {
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hName = (String) enumeration.nextElement();
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obj = hojas.get(hName); |
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if (obj.getClass() == String.class) { |
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hCode = (String) obj;
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generateMinuteoHoja(dName + "/" + hCode, hName, layer, layer1);
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} else if (obj.getClass() == Hoja.class) { |
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h = (Hoja) obj; |
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generateMinuteoHoja(dName + "/" + h.getCode(), h, layer, layer1);
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} |
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} |
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app.setCurrentMinuteo(layer); |
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if (proj != app.getCurrentProjection()) {
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ICoordTrans rp = null;
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if (proj instanceof Projection) { |
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rp = new ReProjection(((Projection) proj),
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((Projection) app.getCurrentProjection())); |
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} |
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layer.reProject(rp); |
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if (layer1 != null) { |
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layer1.reProject(rp); |
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} |
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} |
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} |
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public void generateMinuteoHoja(String hFName, Hoja h, IObjList layer, |
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IObjList layer1) { |
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GeoRasterFile eFile = null;
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PxContour contour = null;
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String fName = null; |
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File dir = new File(hFName); |
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if (!hFName.startsWith("ecwp:") && !dir.exists()) { |
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System.err.println("Hoja '" + hFName + "' Inexistente"); |
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return;
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} |
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if (dir.isDirectory()) {
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} else {
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if (!GeoRasterFile.fileIsSupported(hFName)) {
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return;
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} |
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fName = hFName; |
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System.out.println("Analizo '" + h.getName() + "' ..."); |
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eFile = GeoRasterFile.openFile(null, fName);
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contour = new PxContour(eFile.getExtent(), fName, h.getName(),
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h.getProjection()); |
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if (proj != h.getProjection()) {
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ICoordTrans rp = null;
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if (proj instanceof Projection) { |
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rp = new ReProjection(((Projection) h.getProjection()),
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((Projection) proj)); |
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} else if (proj instanceof CoordSys) { |
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/* rp = new CoordTrans((CoordSys) h.getProjection(),
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(CoordSys) proj);*/
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} |
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contour.reProject(rp); |
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} |
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eFile.close(); |
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contour.c(color); |
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contour.fillColor(fillColor); |
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layer.add(contour); |
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} |
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} |
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public void generateMinuteoHoja(String hName, String name, IObjList layer, |
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IObjList layer1) { |
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GeoRasterFile eFile = null;
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PxContour contour = null;
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String fName = null; |
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File dir = new File(hName); |
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if (!hName.startsWith("ecwp:") && !dir.exists()) { |
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System.err.println("Hoja '" + hName + "' Inexistente"); |
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return;
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} |
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if (dir.isDirectory()) {
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FilenameFilter filter = new FilenameFilter() { |
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public boolean accept(File dir, String fName) { |
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return GeoRasterFile.fileIsSupported(fName);
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} |
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}; |
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String[] files = dir.list(filter); |
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System.out.print(files.length + " ficheros."); |
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if (files.length > 0) { |
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Extent extent = new Extent();
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for (int i = 0; i < files.length; i++) { |
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fName = hName + "/" + files[i];
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System.out.println("Analizo '" + fName + "' ..."); |
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eFile = GeoRasterFile.openFile(null, fName);
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contour = new PxContour(eFile.getExtent(), fName, files[i],
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proj); |
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eFile.close(); |
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//contour = EcwFile.getContour(fName, files[i], proj);
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layer1.add(contour); |
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// mapview.loadECW(hName+"/"+fName);
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extent.add(contour.getExtent()); |
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} |
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if (contour != null) { |
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contour = new PxContour(extent, hName, name, proj);
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contour.c(color); |
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contour.fillColor(fillColor); |
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layer.add(contour); |
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} |
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} |
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} else {
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if (!GeoRasterFile.fileIsSupported(hName)) {
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return;
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} |
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fName = hName; |
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System.out.println("Analizo '" + name + "' ..."); |
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//contour = EcwFile.getContour(fName, name, proj);
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eFile = GeoRasterFile.openFile(null, fName);
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contour = new PxContour(eFile.getExtent(), fName, name, proj);
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eFile.close(); |
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contour.c(color); |
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contour.fillColor(fillColor); |
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layer.add(contour); |
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// mapview.loadECW(hName+"/"+fName);
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} |
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} |
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|
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/**
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* Devuelve los ficheros que incluye la hoja.
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* @param hoja hoja que se busca.
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* @return nombre(s) de fichero(s).
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*/
|
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public ArrayList getFileNames(String hoja) { |
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ArrayList fNames = new ArrayList(); |
487 |
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if (!loadable) {
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return null; |
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} |
491 |
|
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String fName = null; |
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Object obj = hojas.get(hoja);
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String hCode = null; |
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String hDName = null; |
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File dir = null; |
497 |
|
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if (obj != null) { |
499 |
if (obj instanceof String) { |
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hCode = (String) obj;
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} else if (obj instanceof Hoja) { |
502 |
hCode = ((Hoja) obj).getCode(); |
503 |
} |
504 |
|
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hDName = dName + "/" + hCode;
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System.out.print("Explorando '" + hDName + "' (" + hoja + ") ... "); |
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dir = new File(hDName); |
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} |
509 |
|
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if ((obj == null) || (!hDName.startsWith("ecwp:") && !dir.exists())) { |
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System.err.println("Que dice que no existe"); |
512 |
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return null; |
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} |
515 |
|
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String[] files; /* = dir.list(); |
517 |
/* if (children == null) {
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// Either dir does not exist or is not a directory
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} else {
|
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for (int i=0; i<children.length; i++) {
|
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// Get filename of file or directory
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String filename = children[i];
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}
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} */
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|
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// It is also possible to filter the list of returned files.
|
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// This example does not return any files that start with `.'.
|
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if (dir.isDirectory()) {
|
529 |
FilenameFilter filter = new FilenameFilter() { |
530 |
public boolean accept(File dir, String fName) { |
531 |
return GeoRasterFile.fileIsSupported(fName);
|
532 |
} |
533 |
}; |
534 |
|
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files = dir.list(filter); |
536 |
System.out.print(files.length + " ficheros."); |
537 |
|
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if (files.length > 0) { |
539 |
//PxLayer layer = app.createLayer(name+hoja, proj);
|
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for (int i = 0; i < files.length; i++) { |
541 |
fName = files[i]; |
542 |
System.out.println("Cargo ...'" + fName + "'"); |
543 |
fNames.add(hDName + "/" + fName);
|
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|
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//mapview.canvas.zoomExtents();
|
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//app.getCanvas().repaint();
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} |
548 |
} |
549 |
} else {
|
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//PxLayer layer = app.getLayerByName(name);
|
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//if (layer == null) {
|
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// layer = app.createLayer(name, proj);
|
553 |
//}
|
554 |
//app.setCurrentLayer(layer);
|
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fName = hDName; |
556 |
|
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if (!GeoRasterFile.fileIsSupported(fName)) {
|
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return null; |
559 |
} |
560 |
|
561 |
System.out.println("Cargo ...'" + fName + "'"); |
562 |
fNames.add(fName); |
563 |
|
564 |
//mapview.canvas.zoomExtents();
|
565 |
//app.getCanvas().repaint();
|
566 |
} |
567 |
|
568 |
return fNames;
|
569 |
} |
570 |
|
571 |
public void loadHoja(CQApp app, String hoja) { |
572 |
if (!loadable) {
|
573 |
return;
|
574 |
} |
575 |
|
576 |
String fName = null; |
577 |
Object obj = hojas.get(hoja);
|
578 |
String hCode = null; |
579 |
|
580 |
if (obj.getClass() == String.class) { |
581 |
hCode = (String) obj;
|
582 |
} else if (obj.getClass() == Hoja.class) { |
583 |
hCode = ((Hoja) obj).getCode(); |
584 |
} |
585 |
|
586 |
String hDName = dName + "/" + hCode; |
587 |
System.out.print("Explorando '" + hDName + "' (" + hoja + ") ... "); |
588 |
|
589 |
File dir = new File(hDName); |
590 |
|
591 |
if ((!hDName.startsWith("ecwp:") && !dir.exists()) || |
592 |
(hojas.get(hoja) == null)) {
|
593 |
System.err.println("Que dice que no existe"); |
594 |
|
595 |
return;
|
596 |
} |
597 |
|
598 |
String[] files; /* = dir.list(); |
599 |
/* if (children == null) {
|
600 |
// Either dir does not exist or is not a directory
|
601 |
} else {
|
602 |
for (int i=0; i<children.length; i++) {
|
603 |
// Get filename of file or directory
|
604 |
String filename = children[i];
|
605 |
}
|
606 |
} */
|
607 |
|
608 |
// It is also possible to filter the list of returned files.
|
609 |
// This example does not return any files that start with `.'.
|
610 |
if (dir.isDirectory()) {
|
611 |
FilenameFilter filter = new FilenameFilter() { |
612 |
public boolean accept(File dir, String fName) { |
613 |
return GeoRasterFile.fileIsSupported(fName);
|
614 |
} |
615 |
}; |
616 |
|
617 |
files = dir.list(filter); |
618 |
System.out.print(files.length + " ficheros."); |
619 |
|
620 |
if (files.length > 0) { |
621 |
PxLayer layer = app.createLayer(name + hoja, proj); |
622 |
|
623 |
for (int i = 0; i < files.length; i++) { |
624 |
fName = files[i]; |
625 |
System.out.println("Cargo ...'" + fName + "'"); |
626 |
app.loadFile(hDName + "/" + fName, proj);
|
627 |
|
628 |
//mapview.canvas.zoomExtents();
|
629 |
app.getCanvas().repaint(); |
630 |
} |
631 |
} |
632 |
} else {
|
633 |
PxLayer layer = app.getLayerByName(name); |
634 |
|
635 |
if (layer == null) { |
636 |
layer = app.createLayer(name, proj); |
637 |
} |
638 |
|
639 |
app.setCurrentLayer(layer); |
640 |
fName = hDName; |
641 |
|
642 |
if (!GeoRasterFile.fileIsSupported(fName)) {
|
643 |
return;
|
644 |
} |
645 |
|
646 |
System.out.println("Cargo ...'" + fName + "'"); |
647 |
app.loadFile(fName, proj); |
648 |
|
649 |
//mapview.canvas.zoomExtents();
|
650 |
app.getCanvas().repaint(); |
651 |
} |
652 |
} |
653 |
} |