/* * 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.plugin.editing.jsapi.gwt.client.gfx; import com.google.gwt.event.shared.EventBus; import com.google.gwt.event.shared.SimpleEventBus; import org.geomajas.annotation.Api; import org.geomajas.plugin.editing.gwt.client.GeometryEditor; import org.geomajas.plugin.editing.gwt.client.event.InfoDragLineChangedEvent; import org.geomajas.plugin.editing.gwt.client.handler.InfoDragLineHandler; import org.geomajas.plugin.editing.jsapi.gwt.client.JsGeometryEditor; import org.geomajas.plugin.editing.jsapi.gwt.client.listener.InfoChangedListener; import org.timepedia.exporter.client.Export; import org.timepedia.exporter.client.ExportPackage; import org.timepedia.exporter.client.Exportable; /** * JavaScript wrapper of {@link org.geomajas.plugin.editing.gwt.client.handler.InfoDragLineHandler}. * * @author Jan De Moerloose * @author Jan Venstermans * @since 1.0.0 * */ @Export("InfoHandler") @ExportPackage("org.geomajas.plugin.editing.gfx") @Api(allMethods = true) public class JsInfoHandler implements Exportable, InfoDragLineChangedEvent.Handler { private InfoDragLineHandler delegate; private GeometryEditor editor; private InfoChangedListener infoLineCallback; private EventBus eventBus; /** * Needed for exporter. */ public JsInfoHandler() { } /** * JavaScript constructor. * * @param jsEditor the editor service */ @Export public JsInfoHandler(JsGeometryEditor jsEditor) { editor = jsEditor.getDelegate(); eventBus = new SimpleEventBus(); eventBus.addHandler(InfoDragLineChangedEvent.getType(), this); delegate = new InfoDragLineHandler(editor.getMapWidget(), editor.getEditService(), eventBus); } /** * Register this handler for editor events. */ public void register() { delegate.register(); } /** * Unregister this handler from editor events. */ public void unregister() { delegate.unregister(); } /** * Return whether this handler is registered with the editor. * * @return true if registered */ public boolean isRegistered() { return delegate.isRegistered(); } /** * Set the callback closure to get the HTML content. * * @param infoLineCallback the info of */ public void addInfoListener(InfoChangedListener infoLineCallback) { this.infoLineCallback = infoLineCallback; } @Override public void onChanged(InfoDragLineChangedEvent event) { infoLineCallback.onInfoChanged(event.getGeometry(), event.getDragPoint(), event.getStartA(), event.getStartB()); } }