Application: gvSIG desktop

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

 *

 * Copyright (C) 2004 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.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

package com.iver.cit.gvsig.gui.cad.tools;

import java.awt.Graphics;

import java.awt.Graphics2D;

import java.awt.event.InputEvent;

import java.util.ArrayList;

import com.iver.andami.PluginServices;

import com.iver.cit.gvsig.fmap.core.FShape;

import com.iver.cit.gvsig.fmap.core.ShapeFactory;

import com.iver.cit.gvsig.gui.cad.DefaultCADTool;

import com.iver.cit.gvsig.gui.cad.exception.CommandException;

import com.iver.cit.gvsig.gui.cad.tools.smc.MultiPointCADToolContext;

import com.iver.cit.gvsig.gui.cad.tools.smc.MultiPointCADToolContext.MultiPointCADToolState;

/**

 * DOCUMENT ME!

 *

 * @author Vicente Caballero Navarro

 */

public class MultiPointCADTool extends DefaultCADTool {

    private MultiPointCADToolContext _fsm;

    private ArrayList points=new ArrayList();

    /**

     * Crea un nuevo PointCADTool.

     */

    public MultiPointCADTool() {

    }

    /**

     * M?todo de incio, para poner el c?digo de todo lo que se requiera de una

     * carga previa a la utilizaci?n de la herramienta.

     */

    public void init() {

            _fsm = new MultiPointCADToolContext(this);

    }

    /**

     * DOCUMENT ME!

     * @param x DOCUMENT ME!

     * @param y DOCUMENT ME!

     * @param sel DOCUMENT ME!

     */

    public void transition(double x, double y, InputEvent event) {

        _fsm.addPoint(x, y, event);

    }

    /* (non-Javadoc)

     * @see com.iver.cit.gvsig.gui.cad.CADTool#transition(com.iver.cit.gvsig.fmap.layers.FBitSet, double)

     */

    public void transition(double d) {

        _fsm.addValue(d);

    }

    /* (non-Javadoc)

     * @see com.iver.cit.gvsig.gui.cad.CADTool#transition(com.iver.cit.gvsig.fmap.layers.FBitSet, java.lang.String)

     */

    public void transition(String s) throws CommandException {

            if (!super.changeCommand(s)){

                    _fsm.addOption(s);

            }

    }

    /**

     * Equivale al transition del prototipo pero sin pasarle como par? metro el

     * editableFeatureSource que ya estar? creado.

     *

     * @param sel Bitset con las geometr?as que est?n seleccionadas.

     * @param x par?metro x del punto que se pase en esta transici?n.

     * @param y par?metro y del punto que se pase en esta transici?n.

     */

    public void addPoint(double x, double y,InputEvent event) {

        MultiPointCADToolState actualState = (MultiPointCADToolState) _fsm.getPreviousState();

        String status = actualState.getName();

        if (status.equals("MultiPoint.InsertPoint")) {

            points.add(new double[] {x,y});

                //addGeometry(ShapeFactory.createPoint2D(x, y));

        }

    }

    /**

     * M?todo para dibujar la lo necesario para el estado en el que nos

     * encontremos.

     *

     * @param g Graphics sobre el que dibujar.

     * @param selectedGeometries BitSet con las geometr?as seleccionadas.

     * @param x par?metro x del punto que se pase para dibujar.

     * @param y par?metro x del punto que se pase para dibujar.

     */

    public void drawOperation(Graphics g, double x,

        double y) {

            int num=points.size();

                double[] xs=new double[num];

                double[] ys=new double[num];

                for (int i=0;i<num;i++) {

                        double[] p=(double[])points.get(i);

                        xs[i]=p[0];

                        ys[i]=p[1];

                }

                ShapeFactory.createMultipoint2D(xs,ys).draw((Graphics2D) g,

                getCadToolAdapter().getMapControl().getViewPort(),

                DefaultCADTool.geometrySelectSymbol);

                ShapeFactory.createPoint2D(x,y).draw((Graphics2D) g,

                getCadToolAdapter().getMapControl().getViewPort(),

                DefaultCADTool.geometrySelectSymbol);

    }

    /**

     * Add a diferent option.

     *

     * @param sel DOCUMENT ME!

     * @param s Diferent option.

     */

    public void addOption(String s) {

        // TODO Auto-generated method stub

    }

    /* (non-Javadoc)

     * @see com.iver.cit.gvsig.gui.cad.CADTool#addvalue(double)

     */

    public void addValue(double d) {

        // TODO Auto-generated method stub

    }

        public String getName() {

                return PluginServices.getText(this,"multipoint_");

        }

        public String toString() {

                return "_multipoint";

        }

        public boolean isApplicable(int shapeType) {

                switch (shapeType) {

                case FShape.MULTIPOINT:

                        return true;

                }

                return false;

        }

        public void endGeometry() {

                int num=points.size();

                double[] xs=new double[num];

                double[] ys=new double[num];

                for (int i=0;i<num;i++) {

                        double[] p=(double[])points.get(i);

                        xs[i]=p[0];

                        ys[i]=p[1];

                }

                addGeometry(ShapeFactory.createMultipoint2D(xs,ys));

                end();

        }

        public void end() {

                points.clear();

                super.end();

        }

}