140 lines
3.5 KiB
Java
140 lines
3.5 KiB
Java
package org.gcube.portlets.user.geoportaldataviewer.client.ui.map;
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import org.gcube.portlets.user.geoportaldataviewer.client.gis.ExtentWrapped;
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import org.gcube.portlets.user.geoportaldataviewer.client.gis.LightOpenLayerOSM;
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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.uibinder.client.UiBinder;
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import com.google.gwt.uibinder.client.UiField;
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import com.google.gwt.user.client.Random;
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import com.google.gwt.user.client.ui.Composite;
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import com.google.gwt.user.client.ui.HTMLPanel;
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import com.google.gwt.user.client.ui.HorizontalPanel;
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import com.google.gwt.user.client.ui.Widget;
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import ol.Coordinate;
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import ol.Extent;
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import ol.layer.Image;
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/**
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* The Class MapView.
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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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* Nov 11, 2020
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*/
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public class MapView extends Composite{
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private static MapViewUiBinder uiBinder = GWT.create(MapViewUiBinder.class);
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/**
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* The Interface MapViewUiBinder.
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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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* Nov 11, 2020
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*/
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interface MapViewUiBinder extends UiBinder<Widget, MapView> {
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}
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@UiField
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HTMLPanel theMap;
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@UiField
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HorizontalPanel coordinatePanel;
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private LightOpenLayerOSM olsm;
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// public MapView(Double x, Double y, boolean showCoordinate) {
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// initWidget(uiBinder.createAndBindUi(this));
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// String theMapId = "map"+Random.nextInt();
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// theMap.getElement().setId(theMapId);
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// //theMap.setSize("300px", "300px");
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//
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// Scheduler.get().scheduleDeferred(new ScheduledCommand() {
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//
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// @Override
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// public void execute() {
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// olsm = new LightOpenLayerOSM(theMapId);
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// if(x!=null && y!=null) {
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// Coordinate point = new Coordinate(x, y);
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// addPoint(point);
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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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* Instantiates a new map view.
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*/
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public MapView() {
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initWidget(uiBinder.createAndBindUi(this));
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String theMapId = "map"+Random.nextInt();
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theMap.getElement().setId(theMapId);
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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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olsm = new LightOpenLayerOSM(theMapId);
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}
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});
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}
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/**
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* Adds the marker.
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*
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* @param coordinate the coordinate
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* @param showCoordinateText the show coordinate text
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*/
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public void addMarker(Coordinate coordinate, boolean showCoordinateText) {
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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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if(olsm!=null) {
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olsm.addPoint(coordinate, showCoordinateText, true);
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olsm.getMap().getView().setCenter(coordinate);
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}
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}
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});
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}
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/**
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* Adds the WMS layer.
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*
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* @param mapServerHost the map server host
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* @param layerName the layer name
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*/
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public void addWMSLayer(String mapServerHost, String layerName){
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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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olsm.addWMSLayer(mapServerHost, layerName);
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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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Extent ext = olsm.getFirstLayer().getExtent();
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GWT.log("WMS layer extent: "+ext);
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// if(ext!=null) {
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// ExtentWrapped ew = new ExtentWrapped(ext.getLowerLeftX(), ext.getLowerLeftY(), ext.getUpperRightX(), ext.getUpperRightY());
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// Coordinate center = ew.getCenter();
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// olsm.getMap().getView().setCenter(center);
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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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