Application: gvSIG desktop » Library: org.gvsig.tools

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright (C) 2007-2013 gvSIG Association.

 *

 * 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.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.tools.persistence.case1.model;

import java.awt.Color;

import java.awt.geom.Point2D;

import org.gvsig.tools.dynobject.DynStruct;

import org.gvsig.tools.persistence.AbstractMultiPersistenceFactory;

import org.gvsig.tools.persistence.PersistentState;

import org.gvsig.tools.persistence.exception.PersistenceException;

public class AwtFactory extends AbstractMultiPersistenceFactory{

        private static final String DYNCLASS_COLOR_NAME = "Color";

        private static final String DYNCLASS_COLOR_DESCRIPTION = "Color";

        private static final String RED_FIELD = "red";

        private static final String GREEN_FIELD = "green";

        private static final String BLUE_FIELD = "blue";

        private static final String ALPHA_FIELD = "alpha";

        private static final String DYNCLASS_POINT2D_NAME = "Point2D";

        private static final String DYNCLASS_POINT2D_DESCRIPTION = "Point2D";

        private static final String FIELD_X = "x";

        private static final String FIELD_Y = "y";

        public AwtFactory() {

                super();

        }

        protected void makeDefinitions() {

                DynStruct color_definition = this.addDefinition(Color.class, DYNCLASS_COLOR_NAME, DYNCLASS_COLOR_DESCRIPTION);

                color_definition.addDynFieldInt(RED_FIELD).setMandatory(true);

                color_definition.addDynFieldInt(GREEN_FIELD).setMandatory(true);

                color_definition.addDynFieldInt(BLUE_FIELD).setMandatory(true);

                color_definition.addDynFieldInt(ALPHA_FIELD).setMandatory(true);

                DynStruct point_definition = this.addDefinition(Point2D.class, DYNCLASS_POINT2D_NAME, DYNCLASS_POINT2D_DESCRIPTION);

                point_definition.addDynFieldDouble(FIELD_X).setMandatory(true);

                point_definition.addDynFieldDouble(FIELD_Y).setMandatory(true);

        }

        public Object createFromState(PersistentState state)

                        throws PersistenceException {

                if( this.getManagedClass(state).isAssignableFrom(Color.class) ) {

                        int red = state.getInt(RED_FIELD);

                        int green = state.getInt(GREEN_FIELD);

                        int blue = state.getInt(BLUE_FIELD);

                        int alpha = state.getInt(ALPHA_FIELD);

                        return new Color(red, green, blue, alpha);

                }

                if( this.getManagedClass(state).isAssignableFrom(Point2D.class) ) {

                        double x = state.getDouble(FIELD_X);

                        double y = state.getDouble(FIELD_Y);

                        return new Point2D.Double(x, y);

                }

                throw new RuntimeException(); //FIXME

        }

        public void saveToState(PersistentState state, Object obj)

                        throws PersistenceException {

                if( obj instanceof Color ) {

                        Color color = (Color) obj;

                        state.set(RED_FIELD, color.getRed());

                        state.set(GREEN_FIELD, color.getGreen());

                        state.set(BLUE_FIELD, color.getBlue());

                        state.set(ALPHA_FIELD, color.getAlpha());

                        return;

                }

                if( obj instanceof Point2D ) {

                        Point2D point = (Point2D) obj;

                        state.set(FIELD_X, point.getX());

                        state.set(FIELD_Y, point.getY());

                        return;

                }

                throw new RuntimeException(); //FIXME

        }

}