/*
* 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.gwt2.client.event;
import org.geomajas.annotation.Api;
import org.geomajas.annotation.UserImplemented;
import com.google.gwt.event.shared.EventHandler;
import com.google.web.bindery.event.shared.Event.Type;
/**
* Interface for event handlers that catch changes in the <code>ViewPort</code>.
*
* @author Pieter De Graef
* @since 2.0.0
*/
@Api(allMethods = true)
@UserImplemented
public interface ViewPortChangedHandler extends EventHandler {
/**
* The type of the handler.
*/
Type<ViewPortChangedHandler> TYPE = new Type<ViewPortChangedHandler>();
/**
* Catches events where the <code>ViewPort</code> has both scaled and translated.
*
* @param event
* The actual {@link org.geomajas.gwt2.client.event.ViewPortChangedEvent}.
*/
void onViewPortChanged(ViewPortChangedEvent event);
}