| gvSIG desktop 1

/* 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 org.gvsig.editing.gui.cad.tools;

import java.awt.Graphics;

import java.awt.Image;

import java.awt.event.InputEvent;

import java.awt.geom.Point2D;

import org.cresques.cts.ICoordTrans;

import org.gvsig.andami.PluginServices;

import org.gvsig.andami.messages.NotificationManager;

import org.gvsig.editing.CADExtension;

import org.gvsig.editing.gui.cad.DefaultCADTool;

import org.gvsig.editing.gui.cad.exception.CommandException;

import org.gvsig.editing.gui.cad.tools.smc.MoveCADToolContext;

import org.gvsig.editing.gui.cad.tools.smc.MoveCADToolContext.MoveCADToolState;

import org.gvsig.editing.layers.VectorialLayerEdited;

import org.gvsig.fmap.dal.exception.DataException;

import org.gvsig.fmap.dal.exception.ReadException;

import org.gvsig.fmap.dal.feature.DisposableIterator;

import org.gvsig.fmap.dal.feature.EditableFeature;

import org.gvsig.fmap.dal.feature.Feature;

import org.gvsig.fmap.dal.feature.FeatureSet;

import org.gvsig.fmap.dal.feature.FeatureStore;

import org.gvsig.fmap.geom.Geometry;

import org.gvsig.fmap.geom.util.UtilFunctions;

import org.gvsig.fmap.mapcontext.ViewPort;

/**

 * DOCUMENT ME!

 *

 * @author Vicente Caballero Navarro

 */

public class MoveCADTool extends DefaultCADTool {

    protected MoveCADToolContext _fsm;

    protected Point2D firstPoint;

    protected 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() {

            FeatureSet selection=null;

            try {

                    selection = (FeatureSet)getVLE().getFeatureStore().getSelection();

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

                            CADExtension.setCADTool("_selection",false);

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

                            "_move");

                    }

            } catch (ReadException e) {

                    // TODO Auto-generated catch block

                    e.printStackTrace();

            } catch (DataException e) {

                    // TODO Auto-generated catch block

                    e.printStackTrace();

            }

    }

    /**

     * 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();

        FeatureStore featureStore=null;

                try {

                        featureStore = vle.getFeatureStore();

                } catch (ReadException e1) {

                        // TODO Auto-generated catch block

                        e1.printStackTrace();

                }

                DisposableIterator iterator = null;

                try {

                        FeatureSet selection = (FeatureSet) featureStore.getSelection();// getSelectedRows();

                        // ArrayList selectedRowAux=new ArrayList();

                        ICoordTrans ct = getVLE().getLayer().getCoordTrans();

                        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);

                                featureStore.beginEditingGroup(getName());

                                try {

                                        iterator = selection.iterator();

                                        while (iterator.hasNext()) {

                                                Feature feature = (Feature) iterator.next();

                                                // }

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

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

                                                // IFeature feat = (IFeature)

                                                // edRow.getLinkedRow().cloneRow();

                                                Geometry ig = (feature.getDefaultGeometry())

                                                                .cloneGeometry();

                                                EditableFeature eFeature = feature.getEditable();

                                                if (ig == null) {

                                                        continue;

                                                }

                                                if (ct != null) {

                                                        lastPoint = ct.getInverted().convert(lastPoint,

                                                                        null);

                                                        firstPoint = ct.getInverted().convert(firstPoint,

                                                                        null);

                                                }

                                                // if (ct!=null)

                                                // ig.reProject(ct);

                                                // Movemos la geometr?a

                                                UtilFunctions.moveGeom(ig, lastPoint.getX()

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

                                                                - firstPoint.getY());

                                                // if (ct!=null)

                                                // ig.reProject(ct.getInverted());

                                                eFeature.setGeometry(featureStore

                                                                .getDefaultFeatureType()

                                                                .getDefaultGeometryAttributeName(), ig);

                                                featureStore.update(eFeature);

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

                                                // selectedRowAux.add(new

                                                // DefaultRowEdited(feat,IRowEdited.STATUS_MODIFIED,edRow.getIndex()));

                                        }

                                } finally {

                                        featureStore.endEditingGroup();

                                }

                                // vle.setSelectionCache(VectorialLayerEdited.NOTSAVEPREVIOUS,

                                // selectedRowAux);

                                // clearSelection();

                                // selectedRow.addAll(selectedRowAux);

                        }

                } catch (ReadException e) {

                        NotificationManager.addError(e.getMessage(), e);

                } catch (DataException e) {

                        NotificationManager.addError(e.getMessage(), e);

                } finally {

                        if (iterator != null) {

                                iterator.dispose();

                        }

                }

                PluginServices.getMDIManager().restoreCursor();

    }

    /**

     * M?todo para dibujar 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 = (_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);

//                try {

//                                Iterator iterator=vle.getFeatureStore().getSelection().iterator();

//                                while (iterator.hasNext()) {

//                                        Feature feature = (Feature) iterator.next();

//                                        Geometry ig = ((Geometry)feature.getDefaultGeometry()).cloneGeometry();

//                                    if (ig == null)

//                                            continue;

//                                    // Movemos la geometr?a

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

//

//                        DrawOperationContext doc=new DrawOperationContext();

//                                    doc.setGraphics((Graphics2D)g);

//                                    doc.setViewPort(vp);

//                                    doc.setSymbol(DefaultCADTool.geometrySelectSymbol);

//                            try {

//                                                ig.invokeOperation(Draw.CODE,doc);

//                                        } catch (GeometryOperationNotSupportedException e) {

//                                                e.printStackTrace();

//                                        } catch (GeometryOperationException e) {

//                                                e.printStackTrace();

//                                        }

//                    }

//                        } catch (ReadException e) {

//                                // TODO Auto-generated catch block

//                                e.printStackTrace();

//                        }

            /*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;

                        }

                try{

                        Image imgSel = vle.getSelectionImage();

                        if (imgSel!=null) {

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

                                }

                        Image imgHand = vle.getHandlersImage();

                        if (imgHand!=null) {

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

                                }

                }catch (Exception e) {

                }

        }

    }

    /**

     * 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";

        }

}