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.Image;

import java.awt.event.InputEvent;

import java.awt.geom.Point2D;

import java.io.IOException;

import java.util.ArrayList;

import com.iver.andami.PluginServices;

import com.iver.cit.gvsig.CADExtension;

import com.iver.cit.gvsig.fmap.ViewPort;

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

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

import com.iver.cit.gvsig.fmap.drivers.DriverIOException;

import com.iver.cit.gvsig.fmap.edition.DefaultRowEdited;

import com.iver.cit.gvsig.fmap.edition.EditionEvent;

import com.iver.cit.gvsig.fmap.edition.IRowEdited;

import com.iver.cit.gvsig.fmap.edition.UtilFunctions;

import com.iver.cit.gvsig.fmap.edition.VectorialEditableAdapter;

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.MoveCADToolContext;

import com.iver.cit.gvsig.gui.cad.tools.smc.MoveCADToolContext.MoveCADToolState;

import com.iver.cit.gvsig.layers.VectorialLayerEdited;

/**

 * DOCUMENT ME!

 *

 * @author Vicente Caballero Navarro

 */

public class MoveCADTool extends DefaultCADTool {

    private MoveCADToolContext _fsm;

    private Point2D firstPoint;

    private Point2D lastPoint;

    /**

     * Crea un nuevo PolylineCADTool.

     */

    public MoveCADTool() {

    }

    /**

     * 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 MoveCADToolContext(this);

    }

    /* (non-Javadoc)

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

     */

    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);

            }

    }

    /**

     * DOCUMENT ME!

     */

    public void selection() {

            ArrayList selectedRow=getSelectedRows();

        if (selectedRow.size() == 0 && !CADExtension.getCADTool().getClass().getName().equals("com.iver.cit.gvsig.gui.cad.tools.SelectionCADTool")) {

            CADExtension.setCADTool("_selection",false);

            ((SelectionCADTool) CADExtension.getCADTool()).setNextTool(

                "_move");

        }

    }

    /**

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

     * editableFeatureSource que ya estar? creado.

     *

     * @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) {

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

        String status = actualState.getName();

        VectorialLayerEdited vle=getVLE();

        VectorialEditableAdapter vea = vle.getVEA();

        ArrayList selectedRow=getSelectedRows();

        ArrayList selectedRowAux=new ArrayList();

            if (status.equals("Move.FirstPointToMove")) {

            firstPoint = new Point2D.Double(x, y);

        } else if (status.equals("Move.SecondPointToMove")) {

            PluginServices.getMDIManager().setWaitCursor();

           lastPoint = new Point2D.Double(x, y);

            vea.startComplexRow();

            try {

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

                                IRowEdited edRow = (IRowEdited) selectedRow.get(i);

                                IFeature feat = (IFeature) edRow.getLinkedRow().cloneRow();

                                IGeometry ig = feat.getGeometry();

                                if (ig == null)

                                        continue;

                                 // Movemos la geometr?a

                    UtilFunctions.moveGeom(ig, lastPoint.getX() -

                            firstPoint.getX(), lastPoint.getY() - firstPoint.getY());

                    vea.modifyRow(edRow.getIndex(),feat,getName(),EditionEvent.GRAPHIC);

                    selectedRowAux.add(new DefaultRowEdited(feat,IRowEdited.STATUS_MODIFIED,edRow.getIndex()));

              }

                vea.endComplexRow(getName());

                vle.setSelectionCache(selectedRowAux);

                //clearSelection();

                      //selectedRow.addAll(selectedRowAux);

            } catch (DriverIOException e) {

                e.printStackTrace();

            } catch (IOException e) {

                e.printStackTrace();

            }

            PluginServices.getMDIManager().restoreCursor();

        }

    }

    /**

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

     * encontremos.

     *

     * @param g Graphics sobre el que dibujar.

     * @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) {

        MoveCADToolState actualState = ((MoveCADToolContext) _fsm).getState();

        String status = actualState.getName();

        VectorialLayerEdited vle=getVLE();

        //ArrayList selectedRow=getSelectedRows();

                /*drawHandlers(g, selectedRow,

                     getCadToolAdapter().getMapControl().getViewPort()

                         .getAffineTransform());

        */

        if (status.equals("Move.SecondPointToMove")) {

                ViewPort vp=vle.getLayer().getMapContext().getViewPort();

            int dx = vp.fromMapDistance(x - firstPoint.getX());

            int dy = -vp.fromMapDistance(y - firstPoint.getY());

            Image img = vle.getSelectionImage();

            g.drawImage(img, dx, dy, null);

                /*for (int i = 0; i < selectedRow.size(); i++) {

                            IRowEdited edRow = (IRowEdited) selectedRow.get(i);

                            IFeature feat = (IFeature) edRow.getLinkedRow();

                            IGeometry ig = feat.getGeometry().cloneGeometry();

                            if (ig == null)

                                    continue;

                            // Movemos la geometr?a

                UtilFunctions.moveGeom(ig, x - firstPoint.getX(), y - firstPoint.getY());

                ig.draw((Graphics2D) g,

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

                    CADTool.drawingSymbol);

                    }*/

        }else{

                if (!vle.getLayer().isVisible())

                                return;

                 Image imgSel = vle.getSelectionImage();

             g.drawImage(imgSel, 0, 0, null);

             Image imgHand = vle.getHandlersImage();

             g.drawImage(imgHand, 0, 0, null);

        }

    }

    /**

     * Add a diferent option.

     *

     * @param s Diferent option.

     */

    public void addOption(String s) {

    }

    /* (non-Javadoc)

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

     */

    public void addValue(double d) {

    }

        public String getName() {

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

        }

        public String toString() {

                return "_move";

        }

}