/* * This is part of Geomajas, a GIS framework, http://www.geomajas.org/. * * Copyright 2008-2015 Geosparc nv, http://www.geosparc.com/, Belgium. * * The program is available in open source according to the GNU Affero * General Public License. All contributions in this program are covered * by the Geomajas Contributors License Agreement. For full licensing * details, see LICENSE.txt in the project root. */ package org.geomajas.gwt.client.action.toolbar; import java.util.ArrayList; import java.util.List; import org.geomajas.gwt.client.action.ToolbarAction; import org.geomajas.gwt.client.i18n.I18nProvider; import org.geomajas.gwt.client.map.feature.Feature; import org.geomajas.gwt.client.map.layer.VectorLayer; import org.geomajas.gwt.client.util.WidgetLayout; import org.geomajas.gwt.client.widget.MapWidget; import com.smartgwt.client.widgets.events.ClickEvent; /** * Zoom to the current selection. * * @author Frank Wynants * @author An Buyle */ public class ZoomToSelectionAction extends ToolbarAction { private MapWidget mapWidget; public ZoomToSelectionAction(MapWidget mapWidget) { super(WidgetLayout.iconZoomSelection, I18nProvider.getToolbar().zoomToSelectionTitle(), I18nProvider.getToolbar().zoomToSelectionTooltip()); this.mapWidget = mapWidget; } /** * Zoom to the selected features. No need to have an active layer. * Selected features can belong to multiple layers */ public void onClick(ClickEvent clickEvent) { List<Feature> features = new ArrayList<Feature>(); for (VectorLayer layer : mapWidget.getMapModel().getVectorLayers()) { features.addAll(layer.getSelectedFeatureValues()); } // only zoom when there where really some items selected if (features.size() > 0) { mapWidget.getMapModel().zoomToFeatures(features); } } }