| gvSIG desktop 1

/* 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.editing.gui.cad.tools;

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.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.type.GeometryType;

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

import org.gvsig.fmap.mapcontrol.MapControlDrawer;

import org.gvsig.tools.dispose.DisposableIterator;

/**

 * DOCUMENT ME!

 * 

 * @author Vicente Caballero Navarro

 */

public class MoveCADTool extends DefaultCADTool {

    protected MoveCADToolContext _fsm;

    protected Point2D firstPoint;

    protected Point2D lastPoint;

    /**

     * 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(MapControlDrawer renderer, double x, double y) {

        MoveCADToolState actualState = (_fsm).getState();

        String status = actualState.getName();

        VectorialLayerEdited vle = getVLE();

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

            drawSelectedGeometries(renderer, firstPoint, x, y);

        }

    }

    /**

     * 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";

    }

    @Override

    public boolean isApplicable(GeometryType geometryType) {

        return true;

    }

    @Override

    protected int[] getSupportedGeometryTypes() {

        return null;

    }

}