Application: gvSIG desktop » gvSIG raster

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 *

 * 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., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 */

package org.gvsig.raster.impl.grid.filter.band;

import org.gvsig.fmap.dal.coverage.dataset.Buffer;

import org.gvsig.fmap.dal.coverage.datastruct.Params;

import org.gvsig.fmap.dal.coverage.exception.FilterAddException;

import org.gvsig.fmap.dal.coverage.grid.filter.BaseRasterFilter;

import org.gvsig.raster.impl.store.ParamsImpl;

import org.gvsig.raster.util.DefaultColorConversion;

/**

 * <P>

 * Clase base para el filtro de Tono, Saturaci?n y Brillo

 * </P>

 *

 * @author Nacho Brodin (nachobrodin@gmail.com)

 */

public class ToLumSaFilter extends BaseRasterFilter {

        public static String[]            names            = new String[] { "tolumsa" };

        protected DefaultColorConversion  colorConversion  = null;

        protected int                     out              = Buffer.TYPE_BYTE;

        protected double                  hue              = 0;

        protected double                  luminosity       = 0;

        protected double                  saturation       = 0;

        /**

         * Constructor

         */

        public ToLumSaFilter() {

                super();

                setName(names[0]);

        }

        public void pre() throws FilterAddException {

                super.pre();

                checkRGBRenderBands();

                if(raster.getDataType() != Buffer.TYPE_BYTE) {

                        exec = false;

                        raster = rasterResult;

                        return;

                }

                if(params.get("hue") != null)

                        hue = ((Double) params.get("hue")).doubleValue();

                if(params.get("luminosity") != null)

                        luminosity = ((Double) params.get("luminosity")).doubleValue();

                if(params.get("saturation") != null)

                        saturation = ((Double) params.get("saturation")).doubleValue();

                createARGBBufferResult();

                if(colorConversion == null)

                        colorConversion = new DefaultColorConversion();

        }

        public String getGroup() {

                return "colores";

        }

        public String[] getNames() {

                return names;

        }

        public Params getUIParams(String nameFilter) {

                Params params = new ParamsImpl();

                params.setParam("hue",

                                new Double(hue),

                                Params.SLIDER,

                                new String[]{ "-180", "180", "0", "10", "50"}); //min, max, valor defecto, intervalo peque?o, intervalo grande;

                params.setParam("luminosity",

                                new Double(luminosity),

                                Params.SLIDER,

                                new String[]{ "-100", "100", "0", "10", "50"}); //min, max, valor defecto, intervalo peque?o, intervalo grande;

                params.setParam("saturation",

                                new Double(saturation),

                                Params.SLIDER,

                                new String[]{ "-100", "100", "0", "10", "50"}); //min, max, valor defecto, intervalo peque?o, intervalo grande;

                return params;

        }

        public void post() {

        }

        public void process(int x, int y) {

        }

        public int getOutRasterDataType() {

                return Buffer.TYPE_BYTE;

        }

        public boolean isVisible() {

                return true;

        }

        public int getInRasterDataType() {

                return Buffer.TYPE_BYTE;

        }

}