Application: gvSIG desktop

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

 *

 * Copyright (C) 2005 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.jpotrace;

/**

 * 

 * @version 31/07/2008

 * @author BorSanZa - Borja S?nchez Zamorano (borja.sanchez@iver.es)

 */

public class Potrace extends JNIBase {

        private static native void vectorizeRasterNat(String filein, String fileout);

        private static native double[] vectorizeBufferRasterNat(int[] filein, int width, int height);

        /**

         * Vectoriza un fichero pasado por parametro y lo guarda en fileOut

         * 

         * @param filein

         * @param fileOut

         * @throws PotraceException

         */

        public static void vectorizeRaster(String filein, String fileOut) throws PotraceException {

                System.out.println("Potrace.vectorizeRaster()");

                if (filein == null)

                        throw new PotraceException("El nombre del driver es null");

                if (fileOut == null)

                        throw new PotraceException("El nombre del driver es null");

//                bufferIn.getWidth();

//                bufferIn.getHeight();

//                bufferIn.getElemInt(line, col, band)

                vectorizeRasterNat(filein, fileOut);

        }

        /**

         * Vectoriza un buffer pasado por parametro y lo guarda en fileOut. Hay que

         * especificar el ancho y alto del buffer y el buffer ha de ser pasado en el

         * formato que soporta potrace, que es en forma de bits.

         * 

         * @param filein

         * @param fileOut

         * @throws PotraceException

         */

        public static double[] vectorizeBufferRaster(int[] bufferIn, int width, int height) throws PotraceException {

                if (bufferIn == null)

                        throw new PotraceException("El nombre del driver es null");

                return vectorizeBufferRasterNat(bufferIn, width, height);

        }

}