Application: gvSIG desktop » gvSIG tools: Vector editing

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright ? 2007-2014 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 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.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.vectorediting.app.mainplugin;

import java.util.ArrayList;

import java.util.List;

import org.gvsig.andami.plugins.Extension;

import org.gvsig.app.ApplicationLocator;

import org.gvsig.app.ApplicationManager;

import org.gvsig.app.project.documents.view.ViewDocument;

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

import org.gvsig.fmap.mapcontext.layers.FLayer;

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

import org.gvsig.vectorediting.swing.api.EditingContext;

import org.gvsig.vectorediting.swing.api.EditingSwingLocator;

import org.gvsig.vectorediting.swing.api.EditingSwingManager;

public class ServiceExtension extends Extension {

    @Override

    public void initialize() {

    }

    @Override

    public void execute(String actionCommand) {

        IView view = getActiveView();

        EditingSwingManager swingManager =

            EditingSwingLocator.getSwingManager();

        if (view != null) {

            EditingContext editingContext =

                swingManager.getEditingContext(view.getMapControl());

            editingContext.activateService(actionCommand);

        }

    }

    @Override

    public boolean isEnabled() {

        return this.isVisible();

    }

    @Override

    public boolean isEnabled(String action) {

        IView view = getActiveView();

        if(view!=null){

            FLyrVect activeLayer = getActiveEditingVectLayer(view);

            if (activeLayer != null && activeLayer.isEditing() && action!=null) {

                EditingSwingManager swingManager =

                    EditingSwingLocator.getSwingManager();

                EditingContext editingContext =

                    swingManager.getEditingContext(view.getMapControl());

                return editingContext.isServiceCompatible(action);

            }

        }

        return false;

    }

    @Override

    public boolean isVisible() {

        IView view = getActiveView();

        if(view!=null){

            FLyrVect activeLayer = getActiveEditingVectLayer(view);

            return (activeLayer != null && activeLayer.isEditing());

        }

        return false;

    }

    @Override

    public boolean isVisible(String action) {

        return this.isVisible();

    }

    @Override

    public boolean canQueryByAction() {

        return true;

    }

    private IView getActiveView() {

        ApplicationManager application = ApplicationLocator.getManager();

        IView view = (IView) application.getActiveComponent(ViewDocument.class);

        return view;

    }

    private FLyrVect getActiveEditingVectLayer(IView view) {

        List<FLyrVect> activeEditingVectLayers = new ArrayList<>();

        if (view != null) {

            ViewDocument viewDocument = view.getViewDocument();

            FLayer[] activeLayers =

                viewDocument.getMapContext().getLayers().getActives();

            for (FLayer activeLayer : activeLayers) {

                if(activeLayer instanceof FLyrVect){

                    FLyrVect activeVectLayer = (FLyrVect) activeLayer;

                    if(activeVectLayer.isEditing()){

                        activeEditingVectLayers.add(activeVectLayer);

                    }

                }

            }

            if ((activeEditingVectLayers.size() == 1)) {

                return (FLyrVect) activeEditingVectLayers.get(0);

            }

        }

        return null;

    }

}