220 lines
7.4 KiB
Java
220 lines
7.4 KiB
Java
package org.gcube.portlets.user.geoportaldataviewer.client;
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import java.util.Iterator;
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import org.gcube.portlets.user.geoportaldataviewer.client.events.ShowDetailsEvent;
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import org.gcube.portlets.user.geoportaldataviewer.client.events.ShowDetailsEventHandler;
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import org.gcube.portlets.user.geoportaldataviewer.client.ui.GeonaDataViewMainPanel;
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import org.gcube.portlets.user.geoportaldataviewer.shared.GeoNaDataViewerProfile;
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import org.gcube.portlets.user.geoportaldataviewer.shared.GeoNaItemRef;
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import org.gcube.portlets.user.geoportaldataviewer.shared.gis.LayerItem;
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import org.gcube.portlets.user.geoportaldataviewer.shared.products.ConcessioneDV;
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import com.github.gwtbootstrap.client.ui.Tab;
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import com.github.gwtbootstrap.client.ui.constants.IconType;
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import com.google.gwt.core.client.EntryPoint;
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import com.google.gwt.core.client.GWT;
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import com.google.gwt.core.client.Scheduler;
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import com.google.gwt.core.client.Scheduler.ScheduledCommand;
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import com.google.gwt.event.shared.HandlerManager;
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import com.google.gwt.user.client.Window;
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import com.google.gwt.user.client.rpc.AsyncCallback;
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import com.google.gwt.user.client.ui.HTML;
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import com.google.gwt.user.client.ui.RootPanel;
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/**
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* Entry point classes define <code>onModuleLoad()</code>.
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*
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* @author Francesco Mangiacrapa at ISTI-CNR (francesco.mangiacrapa@isti.cnr.it)
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*
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* Oct 27, 2020
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*/
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public class GeoportalDataViewer implements EntryPoint {
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/** The Constant APP_DIV. */
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public final static String APP_DIV = "geoportal-data-viewer";
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/** The ol map. */
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//private OpenLayerOSM olMap = null;
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/** The main panel. */
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private GeonaDataViewMainPanel mainPanel;
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/** The param wms request. */
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private String paramWmsRequest;
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/** The param UUID. */
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//private String paramUUID;
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private String paramGeonaItemType;
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/** The param layer title. */
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private String paramLayerTitle;
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private HandlerManager eventBus = new HandlerManager("");
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/** The layer manager. */
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private LayerManager layerManager = new LayerManager(eventBus);
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private String paramGeonaItemID;
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private GeoNaDataViewerProfile geonaDataViewerProfile;
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private OLMapManager olMapMng = null;
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//https://data.d4science.org/gis-viewer-app/?wmsrequest=https%3A%2F%2Fgeona-proto.d4science.org%2Fgeoserver%2Fconcessioni_conf%2Fwms%3Fservice%3DWMS%26version%3D1.1.0%26request%3DGetMap%26layers%3Dconcessioni_conf%3Acentroids_concessioni%26styles%3D%26bbox%3D8.476%2C39.179%2C17.391%2C45.772%26width%3D768%26height%3D567%26srs%3DEPSG%3A4326%26format%3Dapplication%2Fopenlayers&zoom=6¢ermap=12.45%2C42.98
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/**
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* This is the entry point method.
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*/
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public void onModuleLoad() {
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mainPanel = new GeonaDataViewMainPanel(eventBus, 600);
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RootPanel.get(APP_DIV).add(mainPanel);
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Scheduler.get().scheduleDeferred(new ScheduledCommand() {
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@Override
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public void execute() {
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olMapMng = new OLMapManager(mainPanel.getMapPanel().getElement().getId(),layerManager.getEventBus());
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layerManager.setOlMap(olMapMng.getOLOSMMap());
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mainPanel.setMap(olMapMng.getOLOSMMap());
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}
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});
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// Window.addResizeHandler(new ResizeHandler() {
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// @Override
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// public void onResize(ResizeEvent event) {
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// GWT.log("onWindowResized width: " + event.getWidth() + " height: " + event.getHeight());
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// mainPanel.setMapHeight(event.getHeight() - 200);
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// }
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// });
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paramWmsRequest = Window.Location.getParameter(GeoportalDataViewerConstants.GET_WMS_PARAMETER);
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paramGeonaItemType = Window.Location.getParameter(GeoportalDataViewerConstants.GET_GEONA_ITEM_TYPE);
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//paramUUID = Window.Location.getParameter(GeoportalDataViewerConstants.GET_UUID_PARAMETER);
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paramGeonaItemID = Window.Location.getParameter(GeoportalDataViewerConstants.GET_GEONA_ITEM_ID);
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paramLayerTitle = Window.Location.getParameter(GeoportalDataViewerConstants.GET_LAYER_TITLE);
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GWT.log(GeoportalDataViewerConstants.GET_WMS_PARAMETER + " = " + paramWmsRequest);
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GWT.log(GeoportalDataViewerConstants.GET_GEONA_ITEM_TYPE + " = " + paramGeonaItemType);
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GWT.log(GeoportalDataViewerConstants.GET_GEONA_ITEM_ID + " = " + paramGeonaItemID);
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//GWT.log(GeoportalDataViewerConstants.GET_UUID_PARAMETER + " = " + paramUUID);
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GWT.log(GeoportalDataViewerConstants.GET_LAYER_TITLE + " = " + paramLayerTitle);
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//VALIDATING THE LONG FORMAT FOR GID
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try {
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if(paramGeonaItemID!=null)
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Long.parseLong(paramGeonaItemID);
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}catch (Exception e) {
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Window.alert("Bad format for parameter "+GeoportalDataViewerConstants.GET_GEONA_ITEM_ID+". It must be a Long");
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}
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Scheduler.get().scheduleDeferred(new ScheduledCommand() {
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@Override
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public void execute() {
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GeoportalDataViewerServiceAsync.Util.getInstance().getGeoNaDataViewProfile(new AsyncCallback<GeoNaDataViewerProfile>() {
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@Override
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public void onFailure(Throwable caught) {
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Window.alert(caught.getMessage());
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}
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@Override
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public void onSuccess(GeoNaDataViewerProfile profile) {
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geonaDataViewerProfile = profile;
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GWT.log("Profile: "+geonaDataViewerProfile);
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Iterator<String> it;
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String theItemType = paramGeonaItemType;
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if(theItemType==null) {
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it = geonaDataViewerProfile.getMapLayers().keySet().iterator();
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it.hasNext();
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theItemType= it.next();
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}
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LayerItem layerItem = geonaDataViewerProfile.getMapLayers().get(theItemType);
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if(layerItem==null) {
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Window.alert("Not detected any layer with type: "+theItemType);
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return;
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}
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GWT.log("The layerItem is: "+layerItem);
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layerManager.addLayer(theItemType, null, null, layerItem.getWmsLink(), false, false, null, true);
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if(paramGeonaItemID!=null) {
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if(paramGeonaItemType==null) {
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Window.alert("Missing parameter "+GeoportalDataViewerConstants.GET_GEONA_ITEM_TYPE +" (GeoNa Data Type) where to search the item id: "+paramGeonaItemID);
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return;
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}
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GeoNaItemRef gir = new GeoNaItemRef(new Long(paramGeonaItemID), paramGeonaItemType);
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eventBus.fireEvent(new ShowDetailsEvent(gir, null, null));
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}
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}
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});
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}
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});
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bindEvents();
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}
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/**
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* Bind events.
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*/
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private void bindEvents() {
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eventBus.addHandler(ShowDetailsEvent.TYPE, new ShowDetailsEventHandler() {
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@Override
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public void onShowDetails(ShowDetailsEvent showDetailsEvent) {
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GWT.log("Fired event: "+showDetailsEvent);
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Long id = showDetailsEvent.getGeonaID();
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if(id==null) {
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Window.alert("Item Id not found");
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return;
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}
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String tabName = showDetailsEvent.getItemName()==null?"Dettagli Prodotto":showDetailsEvent.getItemName();
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boolean found = mainPanel.selectTabForProductId(id);
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GWT.log("Product with id: "+id+" found? "+found);
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if(!found) {
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if(showDetailsEvent.getGeonaItemType().equalsIgnoreCase("Concessione")) {
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final Tab theTab = mainPanel.addAsTab(tabName, true, null);
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GeoportalDataViewerServiceAsync.Util.getInstance().getConcessioneForId(id, new AsyncCallback<ConcessioneDV>() {
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@Override
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public void onFailure(Throwable caught) {
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Window.alert(caught.getMessage());
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theTab.clear();
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theTab.setIcon(IconType.WARNING_SIGN);
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theTab.add(new HTML(caught.getMessage()));
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}
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@Override
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public void onSuccess(ConcessioneDV result) {
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GWT.log("Showing: "+result);
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mainPanel.renderProductIntoTab(theTab, result, showDetailsEvent.getGeonaItemRef());
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}
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});
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}
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}
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}
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});
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}
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}
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