Application: gvSIG desktop

/**

 * 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 3

 * 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.

 */

/* CVS MESSAGES:

 *

 * $Id:

 * $Log:

 */

package org.gvsig.editing;

import org.gvsig.andami.IconThemeHelper;

import org.gvsig.andami.PluginServices;

import org.gvsig.andami.messages.NotificationManager;

import org.gvsig.andami.plugins.Extension;

import org.gvsig.app.project.documents.view.gui.DefaultViewPanel;

import org.gvsig.editing.gui.cad.tools.SplitGeometryCADTool;

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

import org.gvsig.fmap.geom.Geometry;

import org.gvsig.fmap.mapcontext.layers.vectorial.FLyrVect;

import org.gvsig.fmap.mapcontrol.MapControl;

/**

 * CAD extension to split geometries from a digitized linear geometry.

 *

 * @author Alvaro Zabala

 *

 */

public class SplitGeometryCADToolExtension extends Extension {

    private DefaultViewPanel view;

    private MapControl mapControl;

    private SplitGeometryCADTool cadTool;

    public void execute(String actionCommand) {

        CADExtension.initFocus();

        if (actionCommand.equals(SplitGeometryCADTool.SPLIT_GEOMETRY_ACTION_NAME)) {

            CADExtension.setCADTool(SplitGeometryCADTool.SPLIT_GEOMETRY_TOOL_NAME, true);

        }

        CADExtension.getEditionManager().setMapControl(mapControl);

        CADExtension.getCADToolAdapter().configureMenu();

    }

    public void initialize() {

        cadTool = new SplitGeometryCADTool();

        CADExtension.addCADTool(SplitGeometryCADTool.SPLIT_GEOMETRY_TOOL_NAME, cadTool);

        registerIcons();

    }

    private void registerIcons(){

                IconThemeHelper.registerIcon("action", "layer-modify-split", this);

    }

    /**

     * Returns if this Edit CAD tool is visible.

     * For this, there must be an active vectorial editing lyr in the TOC, which geometries'

     * dimension would must be linear or polygonal, and with at least one selected geometry.

     *

     */

    public boolean isEnabled() {

        try {

            if (EditionUtilities.getEditionStatus() ==

                EditionUtilities.EDITION_STATUS_ONE_VECTORIAL_LAYER_ACTIVE_AND_EDITABLE) {

                this.view = (DefaultViewPanel) PluginServices.getMDIManager().getActiveWindow();

                mapControl = view.getMapControl();

                if (CADExtension.getEditionManager().getActiveLayerEdited() == null)

                    return false;

                FLyrVect lv = (FLyrVect) CADExtension.

                getEditionManager().

                getActiveLayerEdited().

                getLayer();

                if (isPoint(lv.getShapeType())){             

                    return false;

                }

                return !lv.getFeatureStore().getFeatureSelection().isEmpty();

            }

        } catch (DataException e) {

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

            return false;

        }

        return true;

    }

    private boolean isPoint(int shapeType) {

        switch (shapeType) {        

        case Geometry.TYPES.MULTIPOINT:

        case Geometry.TYPES.POINT:      

            return true;

        default:

            return false;

        }

    }

    public boolean isVisible() {

        if (EditionUtilities.getEditionStatus() == EditionUtilities.EDITION_STATUS_ONE_VECTORIAL_LAYER_ACTIVE_AND_EDITABLE)

            return true;

        return false;

    }

}