/* * 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 org.geomajas.gwt.client.action.ConfigurableAction; import org.geomajas.gwt.client.action.ToolbarModalAction; import org.geomajas.gwt.client.controller.ZoomOnClickController; import org.geomajas.gwt.client.i18n.I18nProvider; import org.geomajas.gwt.client.util.WidgetLayout; import org.geomajas.gwt.client.widget.MapWidget; import com.smartgwt.client.widgets.events.ClickEvent; /** * Tool which allows zooming out at a position on the map by clicking it. * * @author Joachim Van der Auwera */ public class ZoomOutModalAction extends ToolbarModalAction implements ConfigurableAction { private MapWidget mapWidget; private ZoomOnClickController controller; public ZoomOutModalAction(MapWidget mapWidget) { super(WidgetLayout.iconZoomOut, I18nProvider.getToolbar().zoomOutTitle(), I18nProvider .getToolbar().zoomOutTooltip()); this.mapWidget = mapWidget; controller = new ZoomOnClickController(mapWidget, .5); } @Override public void onSelect(ClickEvent event) { mapWidget.setController(controller); } @Override public void onDeselect(ClickEvent event) { mapWidget.setController(null); } public void configure(String key, String value) { if ("delta".equals(key)) { double zoomFactor = Double.parseDouble(value); controller.setZoomFactor(zoomFactor); } } }