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/*

 * 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.filter.bands;

import java.awt.image.BufferedImage;

import org.cresques.filter.RasterFilter;

import org.cresques.io.data.RasterBuf;

/**

 * Renderiza el raster.

 * @author Nacho Brodin (brodin_ign@gva.es)

 */

public class RasterToImageFilter extends RasterFilter {

    protected BufferedImage image;

    protected int alpha;

    protected int alphaReal;

    protected int rgb;

    /**

     * Constructor

     *

     */

    public RasterToImageFilter() {

    }

    /* (non-Javadoc)

     * @see org.cresques.io.raster.IRasterFilter#pre()

     */

    public void pre() {

        //Obtenemos par?metros

        this.raster = (RasterBuf) params.get("raster");

        this.alphaReal = ((Integer) params.get("alpha")).intValue();

        this.height = raster.getHeight();

        this.width = raster.getWidth();

        this.alpha = (alphaReal & 0xff) << 24;

        image = new BufferedImage(raster.getWidth(), raster.getHeight(),

                                  BufferedImage.TYPE_INT_ARGB);

    }

    /* (non-Javadoc)

     * @see org.cresques.px.PxRaster.RasterFilter#process(int, int)

     */

    public void process(int x, int y) {

    }

        public void processSuperSampling(int x, int y) {

        }

    /* (non-Javadoc)

     * @see org.cresques.io.raster.IRasterFilter#getResult(java.lang.String)

     */

    public Object getResult(String name) {

        if (name.equals("raster")) {

            return (Object) image;

        } else {

            return null;

        }

    }

    /* (non-Javadoc)

     * @see org.cresques.px.PxRaster.RasterFilter#processLines(int)

     */

    public void processLine(int y) {

    }

    /* (non-Javadoc)

     * @see org.cresques.io.raster.IRasterFilter#getInRasterDataType()

     */

    public int getInRasterDataType() {

        return raster.getDataType();

    }

    /* (non-Javadoc)

     * @see org.cresques.io.raster.IRasterFilter#getOutRasterDataType()

     */

    public int getOutRasterDataType() {

        return RasterBuf.TYPE_IMAGE;

    }

    /* (non-Javadoc)

     * @see org.cresques.io.raster.IRasterFilter#post()

     */

    public void post() {

    }

}