com.bdaum.zoom.gps.internal.MapDisplay.java Source code

Introduction

Here is the source code for com.bdaum.zoom.gps.internal.MapDisplay.java

Source

/*
 * This file is part of the ZoRa project: http://www.photozora.org.
 *
 * ZoRa 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.
 *
 * ZoRa 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 ZoRa; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * (c) 2009 Berthold Daum  
 */

package com.bdaum.zoom.gps.internal;

import java.io.IOException;
import java.net.SocketTimeoutException;

import javax.xml.parsers.ParserConfigurationException;

import org.apache.commons.httpclient.HttpException;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.custom.BusyIndicator;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PlatformUI;
import org.xml.sax.SAXException;

import com.bdaum.zoom.cat.model.location.Location;
import com.bdaum.zoom.gps.geonames.Place;
import com.bdaum.zoom.gps.geonames.WebServiceException;
import com.bdaum.zoom.gps.internal.dialogs.MapDialog;
import com.bdaum.zoom.gps.internal.views.MapView;
import com.bdaum.zoom.ui.AssetSelection;
import com.bdaum.zoom.ui.ILocationDisplay;
import com.bdaum.zoom.ui.internal.UiUtilities;

@SuppressWarnings("restriction")
public class MapDisplay implements ILocationDisplay {

    public void display(Location loc) {
        MapView mapView = (MapView) UiUtilities.showView(MapView.ID);
        if (mapView != null)
            mapView.showLocation(loc);
    }

    public void display(AssetSelection selectedAssets) {
        MapView mapView = (MapView) UiUtilities.showView(MapView.ID);
        if (mapView != null)
            mapView.showLocations(selectedAssets);
    }

    public Location defineLocation(Location loc) {
        IWorkbenchWindow activeWorkbenchWindow = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
        if (activeWorkbenchWindow != null) {
            MapDialog dialog = new MapDialog(activeWorkbenchWindow.getShell(), loc);
            if (dialog.open() == Window.OK) {
                final Location result = dialog.getResult();
                if (result != null && result.getLatitude() != null && !Double.isNaN(result.getLatitude())
                        && result.getLongitude() != null && !Double.isNaN(result.getLongitude())) {
                    BusyIndicator.showWhile(activeWorkbenchWindow.getShell().getDisplay(), () -> {
                        try {
                            Place place = GpsUtilities.fetchPlaceInfo(result.getLatitude(), result.getLongitude());
                            if (place != null) {
                                if (!Double.isNaN(place.getLat()) && !Double.isNaN(place.getLon())) {
                                    double elevation = GpsUtilities.fetchElevation(place.getLat(), place.getLon());
                                    if (!Double.isNaN(elevation))
                                        place.setElevation(elevation);
                                }
                                GpsUtilities.transferPlacedata(place, result);
                            }
                        } catch (SocketTimeoutException e1) {
                            GpsActivator.getDefault().logError(
                                    Messages.getString("MapDisplay.Naming_service_connection_timed_out"), //$NON-NLS-1$
                                    e1);
                        } catch (HttpException e2) {
                            GpsActivator.getDefault().logError(Messages.getString("MapDisplay.http_exception"), //$NON-NLS-1$
                                    e2);
                        } catch (IOException e3) {
                            GpsActivator.getDefault().logError(Messages.getString("MapDisplay.Error_when_parsing"), //$NON-NLS-1$
                                    e3);
                        } catch (SAXException e4) {
                            GpsActivator.getDefault().logError(
                                    Messages.getString("MapDisplay.XML_problem_when_parsing"), //$NON-NLS-1$
                                    e4);
                        } catch (WebServiceException e5) {
                            GpsActivator.getDefault().logError(
                                    Messages.getString("MapDisplay.Webservice_problem_when_naming_places"), //$NON-NLS-1$
                                    e5);
                        } catch (ParserConfigurationException e6) {
                            GpsActivator.getDefault().logError(
                                    Messages.getString("MapDisplay.internal_error_configuring_sax"), //$NON-NLS-1$
                                    e6);
                        }
                    });
                    return result;
                }
            }
        }
        return null;
    }

}