Application: gvSIG desktop

/*

 * Cresques Mapping Suite. Graphic Library for constructing mapping applications.

 * 

 * Copyright (C) 2004-5. 

 *

 * This program 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 2

 * 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, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 * 

 * cresques@gmail.com

 */

package org.cresques.io;

import java.util.Date;

import org.cresques.cts.ICoordTrans;

import org.cresques.cts.IProjection;

import org.cresques.geo.Projected;

import org.cresques.px.Extent;

import org.cresques.px.IObjList;

/**

 * Ancestro de todos los formatos geogr?ficos

 * 

 * @author "Luis W. Sevilla" <sevilla_lui@gva.es>* @author administrador

 */

public abstract class GeoFile implements Projected, Extent.Has {

        IProjection proj = null;

        protected Extent extent = null;

        long fileSize = 0;

        protected long bytesReaded = 0;

        protected long lineCnt = 0;

        String name;

        public GeoFile() {        }

        public GeoFile(IProjection p, String n) {

                proj = p;

                name = n;

                if (name != null)

                        name = DataSource.normalize(name);

                extent = new Extent();

        }

        public String getName() { return name; }

        public void setName(String n) { name = n; }

        public long getFileSize() { return fileSize; }

        public void setFileSize(long sz) { fileSize = sz; }

        public IProjection getProjection() { return proj; }

        public void setProjection(IProjection p) { proj = p; }

        abstract public void reProject(ICoordTrans rp);

        public Extent getExtent() { return extent; }

        abstract public GeoFile load();

        abstract public void close();

        abstract public IObjList getObjects();

        /**

         * Filtra espacios en blanco. Deja solo uno por 

         */

        public static String filterWS(String buf) {

                boolean lastCharWhite = false;

                String str = "";

                buf = buf.trim();

                for (int i=0; i<buf.length(); i++) {

                        char c = buf.charAt(i); 

                        if (Character.isWhitespace(c)) {

                                if (lastCharWhite) continue;

                                lastCharWhite = true;

                                c = ' ';

                        } else

                                lastCharWhite = false;

                        str += c;

                }        

                return str;

        }

        protected long getTime() {

                return (new Date()).getTime();

        }

}