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.tools.app.basic.tool.colortable.ui.library;

import java.util.ArrayList;

import java.util.List;

import org.gvsig.fmap.dal.coverage.RasterLocator;

import org.gvsig.fmap.dal.coverage.RasterManager;

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

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

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

import org.gvsig.fmap.dal.coverage.store.props.ColorTable;

import org.gvsig.gui.ColorTablePainter;

import org.gvsig.gui.ColorTablesFactory;

import org.gvsig.raster.tools.app.basic.RasterToolsUtil;

/**

 * Factory for color tables. This factory is useful to register color tables

 * in gvSIG.

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

 *

 */

public class RasterColorTablesFactory implements ColorTablesFactory {

        private ColorTableLibrary tableLib               = null;

        public RasterColorTablesFactory() {

                RasterManager rManager = RasterLocator.getManager();

                tableLib = rManager.getDataStructFactory().getColorTableLibrary();                

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.gui.ColorTablesFactory#createColorTables()

         */

        public List<ColorTablePainter> createColorTables() {

                try {

                        List<ColorTablePainter> result = new ArrayList<ColorTablePainter>();

                        ArrayList<String> fileList = tableLib.getPaletteFileList(ColorTableLibraryPanel.palettesPath);

                        for (int i = 0; i < fileList.size(); i++) {

                                ArrayList<ColorItem> paletteItems = new ArrayList<ColorItem>();

                                String paletteName = tableLib.loadPalette(ColorTableLibraryPanel.palettesPath, (String) fileList.get(i), paletteItems);

                                if (paletteItems.size() <= 0)

                                        continue;

                                ColorTable colorTable = tableLib.createColorTable();

                                colorTable.setName(paletteName);

                                colorTable.createPaletteFromColorItems(paletteItems, true);

                                colorTable.setInterpolated(true);

                                ColorTablePainter painter = new ColorTableIconPainter(colorTable);

                                result.add(painter);

                        }

                        return result;

                } catch (FilePaletteException e) {

                        RasterToolsUtil.messageBoxError(e.getMessage(), this, e);

                }

                return null;

        }

}