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.buffer;

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

public abstract class RasterBand implements Band {        

        public double                         noDataValue = -99999;

    protected int                         width;

    protected int                         height;

    protected int                         dataType;

    /**

     * Constructor a llamar desde las clases hijas

     * @param width

     * @param height

     */

    public RasterBand(int height, int width){

            this.width = width;

                this.height = height;

    }

    public int getWidth() {

        return width;

    }

    public int getHeight() {

        return height;

    }

        public int getDataType() {

                return dataType;

        }

        public void setDataType(int dataType) {

                this.dataType = dataType;

        }

    /**

     * Obtiene el tama?o del tipo de dato en bytes

     * @return Tipo de dato

     */

    public int getDataSize() {

        if (dataType == TYPE_BYTE) {

            return 1;

        } else if ((dataType == TYPE_SHORT) | (dataType == TYPE_USHORT)) {

            return 2;

        } else if (dataType == TYPE_INT) {

            return 4;

        }else if (dataType == TYPE_FLOAT) {

            return 8;

        }else if (dataType == TYPE_DOUBLE) {

            return 16;

        }

        return 0;

    }

    /**

     * Obtiene el tama?o del buffer

     * @return tama?o del buffer

     */

    public int sizeof() {

        return getDataSize() * width * height;

    }

}