Application: gvSIG desktop

/* 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.

 */

package org.gvsig.raster.grid.filter.enhancement;

import org.gvsig.raster.dataset.Params;

import org.gvsig.raster.grid.filter.RasterFilter;

/**

 * Clase base para todos los filtros de contraste

 * @author Miguel ?ngel Querol Carratal?  (miguelangel.querol@iver.es)

 *

 */

public class ContrastFilter extends RasterFilter {

        public static String                genericName = "contrast";

        /**

         * Variable que contendra el incremento del contraste.

         */

        int incrContraste = 0;

        /**

         * Valor que toma el pixel despues de aplicarle el algoritmo de 

         * mejora del contraste.

         */

        int result = 0;

        /**

         * Constructor

         */

        public ContrastFilter(){

                super();

                super.fName = genericName;

        }

        public void pre() {

        }

        public void post() {

        }

        /**

         * Obtiene el incremento de contraster que se est? aplicando

         * @return entero que representa el incremento de contraste aplicado.

         */

        public int getContrastIncrease(){

                return this.incrContraste;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.grid.filter.RasterFilter#getName()

         */

        public String getName() {

                return genericName;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.grid.filter.IRasterFilter#getGroup()

         */

        public String getGroup() {

                return "basics";

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.grid.filter.IRasterFilter#getParams()

         */

        public Params getUIParams() {

                Params params = new Params();

                params.setParam("Contrast",

                                incrContraste + "",

                                Params.SLIDER,

                                new String[]{ "-255", "255", "50", "1", "25" }); //min, max, valor defecto, intervalo peque?o, intervalo grande;

                return params;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.grid.filter.RasterFilter#getInRasterDataType()

         */

        public int getInRasterDataType() {

                return 0;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.grid.filter.RasterFilter#getOutRasterDataType()

         */

        public int getOutRasterDataType() {

                return 0;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.grid.filter.RasterFilter#getResult(java.lang.String)

         */

        public Object getResult(String name) {

                return null;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.grid.filter.RasterFilter#process(int, int)

         */

        public void process(int x, int y) {

        }

        public Object clone() throws CloneNotSupportedException {

    Object obj = null;

                obj = super.clone();

                return obj;

        }        

}