Application: gvSIG desktop

/*

 * Created on 26-oct-2006

 *

 * gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

 * 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:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

/* CVS MESSAGES:

*

* $Id: AbstractCadMemoryDriver.java 12458 2007-07-02 11:52:44Z  $

* $Log$

* Revision 1.1.2.2  2007-03-21 19:46:36  azabala

* added region of interest (rois)

*

* Revision 1.1.2.1  2006/11/15 04:11:12  jjdelcerro

* *** empty log message ***

*

* Revision 1.1  2006/10/26 17:05:30  azabala

* *** empty log message ***

*

*

*/

package com.iver.cit.gvsig.fmap.drivers;

import java.awt.geom.Rectangle2D;

import java.sql.Types;

import java.util.ArrayList;

import java.util.List;

import com.hardcode.gdbms.engine.data.driver.DriverException;

/**

 * Abstract base class for CAD drivers (dxf, dwg) memory drivers.

 * 

 * Features readed with these drivers share the same schema

 * (static FieldDescription[])

 * 

 * 

 * */

public abstract class AbstractCadMemoryDriver extends MemoryDriver {

        protected final static int ID_FIELD_ID = 0;

        protected final static int ID_FIELD_FSHAPE = 1;

        protected final static int ID_FIELD_ENTITY = 2;

        protected final static int ID_FIELD_LAYER = 3;

        protected final static int ID_FIELD_COLOR = 4;

        protected final static int ID_FIELD_ELEVATION = 5;

        protected final static int ID_FIELD_THICKNESS = 6;

        protected final static int ID_FIELD_TEXT = 7;

        protected final static int ID_FIELD_HEIGHTTEXT = 8;

        protected final static int ID_FIELD_ROTATIONTEXT = 9;

        protected final static FieldDescription[] fields = new FieldDescription[10];

        static{

                FieldDescription fieldDesc = new FieldDescription();

                fieldDesc.setFieldName("ID");

                fieldDesc.setFieldType(Types.INTEGER);

                fieldDesc.setFieldLength(20);

                fieldDesc.setFieldDecimalCount(0);

                fields[0] = fieldDesc;

                fieldDesc = new FieldDescription();

                fieldDesc.setFieldName("FShape");

                fieldDesc.setFieldType(Types.VARCHAR);

                fieldDesc.setFieldLength(254);

                fieldDesc.setFieldDecimalCount(0);

                fields[1] = fieldDesc;

                fieldDesc = new FieldDescription();

                fieldDesc.setFieldName("Entity");

                fieldDesc.setFieldType(Types.VARCHAR);

                fieldDesc.setFieldLength(254);

                fieldDesc.setFieldDecimalCount(0);

                fields[2] = fieldDesc;

                fieldDesc = new FieldDescription();

                fieldDesc.setFieldName("Layer");

                fieldDesc.setFieldType(Types.VARCHAR);

                fieldDesc.setFieldLength(254);

                fieldDesc.setFieldDecimalCount(0);

                fields[3] = fieldDesc;

                fieldDesc = new FieldDescription();

                fieldDesc.setFieldName("Color");

                fieldDesc.setFieldType(Types.DOUBLE);

                fieldDesc.setFieldLength(20);

                fieldDesc.setFieldDecimalCount(5);

                fields[4] = fieldDesc;

                fieldDesc = new FieldDescription();

                fieldDesc.setFieldName("Elevation");

                fieldDesc.setFieldType(Types.DOUBLE);

                fieldDesc.setFieldLength(20);

                fieldDesc.setFieldDecimalCount(5);

                fields[5] = fieldDesc;

                fieldDesc = new FieldDescription();

                fieldDesc.setFieldName("Thickness");

                fieldDesc.setFieldType(Types.DOUBLE);

                fieldDesc.setFieldLength(20);

                fieldDesc.setFieldDecimalCount(5);

                fields[6] = fieldDesc;

                fieldDesc = new FieldDescription();

                fieldDesc.setFieldName("Text");

                fieldDesc.setFieldType(Types.VARCHAR);

                fieldDesc.setFieldLength(254);

                fieldDesc.setFieldDecimalCount(0);

                fields[7] = fieldDesc;

                fieldDesc = new FieldDescription();

                fieldDesc.setFieldName("Height");

                fieldDesc.setFieldType(Types.DOUBLE);

                fieldDesc.setFieldLength(20);

                fieldDesc.setFieldDecimalCount(5);

                fields[8] = fieldDesc;

                fieldDesc = new FieldDescription();

                fieldDesc.setFieldName("Rotation");

                fieldDesc.setFieldType(Types.DOUBLE);

                fieldDesc.setFieldLength(20);

                fieldDesc.setFieldDecimalCount(5);

                fields[9] = fieldDesc;

        }

        protected List rois = new ArrayList();

        /**

         * Returns de field type of the specified field index.

         * @return field type of i field

         */

        public int getFieldType(int i) throws DriverException {

          //azabala: we overwrite MemoryDriver because type resolution

          //is based in first register value (it could be null)

      if(i >= fields.length)

              throw new DriverException("Excedido el numero de campos del dxf");

      return fields[i].getFieldType();

        }

        /**

         * As CAD files are designed primary to printing task,

         * in a cad file (dwg, dgn, dxf, etc.) could exist real

         * world entities (thinked to work in a GIS system) in real

         * world coordinates (UTM, Lambert, etc.) and paper entities,

         * like transversal profiles, electrical circuits, etc. thinked

         * to do a final print.

         * This region of interest allow to filter cad entities by a 

         * zone.

         * */

        public void addRegionOfInterest(Rectangle2D roi){

                rois.add(roi);

        }

        public Rectangle2D getRegionOfInterest(int index){

                return (Rectangle2D) rois.get(index);

        }

        public  List getRois(){

                return rois;

        }

        public  void setRois(List rois){

                this.rois = rois;

        }

        public int getNumOfRois(){

                return rois.size();

        }

}