Java tutorial
/** * * geo-platform * Rich webgis framework * http://geo-platform.org * ==================================================================== * * Copyright (C) 2008-2019 geoSDI Group (CNR IMAA - Potenza - ITALY). * * This program 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 3 of the License, or * (at your option) any later version. This program 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 this program. If not, see http://www.gnu.org/licenses/ * * ==================================================================== * * Linking this library statically or dynamically with other modules is * making a combined work based on this library. Thus, the terms and * conditions of the GNU General Public License cover the whole combination. * * As a special exception, the copyright holders of this library give you permission * to link this library with independent modules to produce an executable, regardless * of the license terms of these independent modules, and to copy and distribute * the resulting executable under terms of your choice, provided that you also meet, * for each linked independent module, the terms and conditions of the license of * that module. An independent module is a module which is not derived from or * based on this library. If you modify this library, you may extend this exception * to your version of the library, but you are not obligated to do so. If you do not * wish to do so, delete this exception statement from your version. */ package org.geosdi.geoplatform.gui.client.widget; import com.extjs.gxt.ui.client.Registry; import com.google.gwt.core.client.GWT; import com.google.gwt.event.dom.client.ClickEvent; import com.google.gwt.event.dom.client.ClickHandler; import com.google.gwt.user.client.ui.Anchor; import com.google.gwt.user.client.ui.HTMLPanel; import com.google.gwt.user.client.ui.VerticalPanel; import org.geosdi.geoplatform.gui.client.i18n.MapLiteModuleConstants; import org.geosdi.geoplatform.gui.client.model.projects.GPClientProject; import org.geosdi.geoplatform.gui.configuration.map.client.GPCoordinateReferenceSystem; import org.geosdi.geoplatform.gui.configuration.users.options.member.UserSessionEnum; import org.geosdi.geoplatform.gui.factory.map.GPApplicationMap; import org.geosdi.geoplatform.gui.global.security.IGPAccountDetail; import org.gwtopenmaps.openlayers.client.LonLat; import org.gwtopenmaps.openlayers.client.Map; /** * @author Nazzareno Sileno - CNR IMAA geoSDI Group * @email nazzareno.sileno@geosdi.org */ public class GPMapLiteExportProjectWidget extends GeoPlatformWindow { private final short ABOUT_WIDTH = 300; private final short ABOUT_HEIGHT = 180; private final String shareJSScriptPath = GWT.getModuleBaseURL() + "share42/share42.js"; private HTMLPanel sharePanel; private Anchor mapLiteAnchor; private VerticalPanel vp; public GPMapLiteExportProjectWidget() { super(true); } @Override public void addComponent() { mapLiteAnchor = new Anchor(MapLiteModuleConstants.INSTANCE.GPMapLiteExportProjectWidget_linkText()); mapLiteAnchor.addClickHandler(new ClickHandler() { @Override public void onClick(ClickEvent event) { mapLiteAnchor.setHref(generateMapLiteURL()); } }); mapLiteAnchor.setTarget("_blank"); vp = new VerticalPanel(); vp.setSpacing(5); vp.add(mapLiteAnchor); sharePanel = new HTMLPanel( "<div class=\"share42init\" data-tile=\"Map Lite\" data-url=\"" + generateMapLiteURL() + "\"></div>" + "<script type=\"text/javascript\" src=\"" + shareJSScriptPath + "\"></script>"); vp.add(sharePanel); super.add(vp); } private String generateMapLiteURL() { IGPAccountDetail accountDetail = Registry.get(UserSessionEnum.ACCOUNT_DETAIL_IN_SESSION.name()); GPClientProject clientProject = (GPClientProject) Registry .get(UserSessionEnum.CURRENT_PROJECT_ON_TREE.name()); StringBuilder mapLiteURL = new StringBuilder(); mapLiteURL.append(MapLiteModuleConstants.INSTANCE.MAP_LITE_APPLICATION_URL()); mapLiteURL.append("?mapID="); mapLiteURL.append(clientProject.getId()); mapLiteURL.append("-"); mapLiteURL.append(accountDetail.getId()); mapLiteURL.append("&x="); Map map = GPApplicationMap.getInstance().getApplicationMap().getMap(); LonLat lonLat = map.getCenter(); lonLat.transform(map.getProjection(), GPCoordinateReferenceSystem.WGS_84.getCode()); mapLiteURL.append(lonLat.lon()); mapLiteURL.append("&y="); mapLiteURL.append(lonLat.lat()); mapLiteURL.append("&zoom="); mapLiteURL.append(map.getZoom()); mapLiteURL.append("&baseMap="); mapLiteURL.append(accountDetail.getBaseLayer()); return mapLiteURL.toString(); } @Override public void initSize() { super.setSize(ABOUT_WIDTH + 10, ABOUT_HEIGHT + 10); } @Override public void setWindowProperties() { super.setHeadingText("Map Lite Link"); super.setBodyStyle("background-color:white"); super.setResizable(Boolean.FALSE); } @Override public void show() { super.show(); vp.remove(sharePanel); sharePanel = new HTMLPanel( "<div class=\"share42init\" data-tile=\"Map Lite\" data-url=\"" + generateMapLiteURL() + "\"></div>" + "<script type=\"text/javascript\" src=\"" + shareJSScriptPath + "\"></script>"); vp.add(sharePanel); updateSocialLinks(); } private static native void updateSocialLinks() /*-{ $wnd.share42(); }-*/; }